Fix traceback on timeout with slicing + facts (#13139)

Slicing a QS with a step parameter forces the QS and returns a list.

Fixes #13131

Signed-off-by: Rick Elrod <rick@elrod.me>

.dockerignore

@@ -1,3 +1,2 @@
-awx/ui/node_modules
 Dockerfile
 .git

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -20,6 +20,19 @@ body:
         - label: I understand that AWX is open source software provided for free and that I might not receive a timely response.
           required: true
 
+  - type: dropdown
+    id: feature-type
+    attributes:
+      label: Feature type
+      description: >-
+        What kind of feature is this?
+      multiple: false
+      options:
+        - "New Feature"
+        - "Enhancement to Existing Feature"
+    validations:
+      required: true
+
   - type: textarea
     id: summary
     attributes:
@@ -40,3 +53,36 @@ body:
         - label: CLI
         - label: Other
 
+  - type: textarea
+    id: steps-to-reproduce
+    attributes:
+      label: Steps to reproduce
+      description: >-
+        Describe the necessary steps to understand the scenario of the requested enhancement. 
+        Include all the steps that will help the developer and QE team understand what you are requesting.
+    validations:
+      required: true
+
+  - type: textarea
+    id: current-results
+    attributes:
+      label: Current results
+      description: What is currently happening on the scenario?
+    validations:
+      required: true
+
+  - type: textarea
+    id: sugested-results
+    attributes:
+      label: Sugested feature result
+      description: What is the result this new feature will bring?
+    validations:
+      required: true
+
+  - type: textarea
+    id: additional-information
+    attributes:
+      label: Additional information
+      description: Please provide any other information you think is relevant that could help us understand your feature request.
+    validations:
+      required: false

.github/workflows/label_issue.yml

@@ -19,3 +19,34 @@ jobs:
           not-before: 2021-12-07T07:00:00Z
           configuration-path: .github/issue_labeler.yml
           enable-versioned-regex: 0
+
+  community:
+    runs-on: ubuntu-latest
+    name: Label Issue - Community
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v4
+      - name: Install python requests
+        run: pip install requests
+      - name: Check if user is a member of Ansible org
+        uses: jannekem/run-python-script-action@v1
+        id: check_user
+        with:
+          script: |
+            import requests
+            headers = {'Accept': 'application/vnd.github+json', 'Authorization': 'token ${{ secrets.GITHUB_TOKEN }}'}
+            response = requests.get('${{ fromJson(toJson(github.event.issue.user.url)) }}/orgs?per_page=100', headers=headers)
+            is_member = False
+            for org in response.json():
+              if org['login'] == 'ansible':
+                is_member = True
+            if is_member:
+                print("User is member")
+            else:
+                print("User is community")
+      - name: Add community label if not a member
+        if: contains(steps.check_user.outputs.stdout, 'community')
+        uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90
+        with:
+          add-labels: "community"
+          repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/label_pr.yml

@@ -18,3 +18,34 @@ jobs:
         with:
           repo-token: "${{ secrets.GITHUB_TOKEN }}"
           configuration-path: .github/pr_labeler.yml
+
+  community:
+    runs-on: ubuntu-latest
+    name: Label PR - Community
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v4
+      - name: Install python requests
+        run: pip install requests
+      - name: Check if user is a member of Ansible org
+        uses: jannekem/run-python-script-action@v1
+        id: check_user
+        with:
+          script: |
+            import requests
+            headers = {'Accept': 'application/vnd.github+json', 'Authorization': 'token ${{ secrets.GITHUB_TOKEN }}'}
+            response = requests.get('${{ fromJson(toJson(github.event.pull_request.user.url)) }}/orgs?per_page=100', headers=headers)
+            is_member = False
+            for org in response.json():
+              if org['login'] == 'ansible':
+                is_member = True
+            if is_member:
+                print("User is member")
+            else:
+                print("User is community")
+      - name: Add community label if not a member
+        if: contains(steps.check_user.outputs.stdout, 'community')
+        uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90
+        with:
+          add-labels: "community"
+          repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/pr_body_check.yml

@@ -13,21 +13,13 @@ jobs:
       packages: write
       contents: read
     steps:
-      - name: Write PR body to a file
-        run: |
-          cat >> pr.body << __SOME_RANDOM_PR_EOF__
-          ${{ github.event.pull_request.body }}
-          __SOME_RANDOM_PR_EOF__
-
-      - name: Display the received body for troubleshooting
-        run: cat pr.body
-
-      # We want to write these out individually just incase the options were joined on a single line
       - name: Check for each of the lines
+        env:
+          PR_BODY: ${{ github.event.pull_request.body }}
         run: |
-          grep "Bug, Docs Fix or other nominal change" pr.body > Z
-          grep "New or Enhanced Feature" pr.body > Y
-          grep "Breaking Change" pr.body > X
+          echo $PR_BODY | grep "Bug, Docs Fix or other nominal change" > Z
+          echo $PR_BODY | grep "New or Enhanced Feature" > Y
+          echo $PR_BODY | grep "Breaking Change" > X
           exit 0
         # We exit 0 and set the shell to prevent the returns from the greps from failing this step
         # See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#exit-codes-and-error-action-preference

.github/workflows/update_dependabot_prs.yml

@@ -0,0 +1,29 @@
+---
+name: Dependency Pr Update
+on:
+  pull_request:
+    types: [labeled, opened, reopened]
+
+jobs:
+  pr-check:
+    name: Update Dependabot Prs
+    if:  contains(github.event.pull_request.labels.*.name, 'dependencies') && contains(github.event.pull_request.labels.*.name, 'component:ui')
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout branch
+        uses: actions/checkout@v3
+
+      - name: Update PR Body
+        env:
+            GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+            OWNER: ${{ github.repository_owner }}
+            REPO: ${{ github.event.repository.name }}
+            PR: ${{github.event.pull_request.number}}
+            PR_BODY: ${{github.event.pull_request.body}}
+        run: |
+          gh pr checkout ${{ env.PR }}
+          echo "${{ env.PR_BODY }}" > my_pr_body.txt
+          echo "" >> my_pr_body.txt
+          echo "Bug, Docs Fix or other nominal change" >> my_pr_body.txt
+          gh pr edit ${{env.PR}} --body-file my_pr_body.txt

.gitignore

@@ -153,9 +153,6 @@ use_dev_supervisor.txt
 /sanity/
 /awx_collection_build/
 
-# Setup for metrics gathering
-tools/prometheus/prometheus.yml
-
 .idea/*
 *.unison.tmp
 *.#

.yamllint

@@ -8,6 +8,8 @@ ignore: |
   awx/ui/test/e2e/tests/smoke-vars.yml
   awx/ui/node_modules
   tools/docker-compose/_sources
+  # django template files
+  awx/api/templates/instance_install_bundle/**
 
 extends: default
 

MANIFEST.in

@@ -3,7 +3,7 @@ recursive-include awx *.po
 recursive-include awx *.mo
 recursive-include awx/static *
 recursive-include awx/templates *.html
-recursive-include awx/api/templates *.md *.html
+recursive-include awx/api/templates *.md *.html *.yml
 recursive-include awx/ui/build *.html
 recursive-include awx/ui/build *
 recursive-include awx/playbooks *.yml

Makefile

@@ -72,7 +72,7 @@ clean-languages:
 	rm -f $(I18N_FLAG_FILE)
 	find ./awx/locale/ -type f -regex ".*\.mo$" -delete
 
-# Remove temporary build files, compiled Python files.
+## Remove temporary build files, compiled Python files.
 clean: clean-ui clean-api clean-awxkit clean-dist
 	rm -rf awx/public
 	rm -rf awx/lib/site-packages
@@ -85,6 +85,7 @@ clean: clean-ui clean-api clean-awxkit clean-dist
 
 clean-api:
 	rm -rf build $(NAME)-$(VERSION) *.egg-info
+	rm -rf .tox
 	find . -type f -regex ".*\.py[co]$$" -delete
 	find . -type d -name "__pycache__" -delete
 	rm -f awx/awx_test.sqlite3*
@@ -94,7 +95,7 @@ clean-api:
 clean-awxkit:
 	rm -rf awxkit/*.egg-info awxkit/.tox awxkit/build/*
 
-# convenience target to assert environment variables are defined
+## convenience target to assert environment variables are defined
 guard-%:
 	@if [ "$${$*}" = "" ]; then \
 	    echo "The required environment variable '$*' is not set"; \
@@ -117,7 +118,7 @@ virtualenv_awx:
 		fi; \
 	fi
 
-# Install third-party requirements needed for AWX's environment.
+## Install third-party requirements needed for AWX's environment. 
 # this does not use system site packages intentionally
 requirements_awx: virtualenv_awx
 	if [[ "$(PIP_OPTIONS)" == *"--no-index"* ]]; then \
@@ -136,7 +137,7 @@ requirements_dev: requirements_awx requirements_awx_dev
 
 requirements_test: requirements
 
-# "Install" awx package in development mode.
+## "Install" awx package in development mode.
 develop:
 	@if [ "$(VIRTUAL_ENV)" ]; then \
 	    pip uninstall -y awx; \
@@ -153,21 +154,21 @@ version_file:
 	fi; \
 	$(PYTHON) -c "import awx; print(awx.__version__)" > /var/lib/awx/.awx_version; \
 
-# Refresh development environment after pulling new code.
+## Refresh development environment after pulling new code.
 refresh: clean requirements_dev version_file develop migrate
 
-# Create Django superuser.
+## Create Django superuser.
 adduser:
 	$(MANAGEMENT_COMMAND) createsuperuser
 
-# Create database tables and apply any new migrations.
+## Create database tables and apply any new migrations.
 migrate:
 	if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
 	fi; \
 	$(MANAGEMENT_COMMAND) migrate --noinput
 
-# Run after making changes to the models to create a new migration.
+## Run after making changes to the models to create a new migration.
 dbchange:
 	$(MANAGEMENT_COMMAND) makemigrations
 
@@ -181,7 +182,7 @@ collectstatic:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
 	fi; \
-	mkdir -p awx/public/static && $(PYTHON) manage.py collectstatic --clear --noinput > /dev/null 2>&1
+	$(PYTHON) manage.py collectstatic --clear --noinput > /dev/null 2>&1
 
 DEV_RELOAD_COMMAND ?= supervisorctl restart tower-processes:*
 
@@ -218,7 +219,7 @@ wsbroadcast:
 	fi; \
 	$(PYTHON) manage.py run_wsbroadcast
 
-# Run to start the background task dispatcher for development.
+## Run to start the background task dispatcher for development.
 dispatcher:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
@@ -226,7 +227,7 @@ dispatcher:
 	$(PYTHON) manage.py run_dispatcher
 
 
-# Run to start the zeromq callback receiver
+## Run to start the zeromq callback receiver
 receiver:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
@@ -278,7 +279,7 @@ awx-link:
 
 TEST_DIRS ?= awx/main/tests/unit awx/main/tests/functional awx/conf/tests awx/sso/tests
 PYTEST_ARGS ?= -n auto
-# Run all API unit tests.
+## Run all API unit tests.
 test:
 	if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
@@ -341,23 +342,24 @@ test_unit:
 	fi; \
 	py.test awx/main/tests/unit awx/conf/tests/unit awx/sso/tests/unit
 
-# Run all API unit tests with coverage enabled.
+## Run all API unit tests with coverage enabled.
 test_coverage:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
 	fi; \
 	py.test --create-db --cov=awx --cov-report=xml --junitxml=./reports/junit.xml $(TEST_DIRS)
 
-# Output test coverage as HTML (into htmlcov directory).
+## Output test coverage as HTML (into htmlcov directory).
 coverage_html:
 	coverage html
 
-# Run API unit tests across multiple Python/Django versions with Tox.
+## Run API unit tests across multiple Python/Django versions with Tox.
 test_tox:
 	tox -v
 
-# Make fake data
+
 DATA_GEN_PRESET = ""
+## Make fake data
 bulk_data:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
@@ -376,24 +378,25 @@ clean-ui:
 	rm -rf awx/ui/build
 	rm -rf awx/ui/src/locales/_build
 	rm -rf $(UI_BUILD_FLAG_FILE)
+        # the collectstatic command doesn't like it if this dir doesn't exist.
+	mkdir -p awx/ui/build/static
 
 awx/ui/node_modules:
-	NODE_OPTIONS=--max-old-space-size=6144 $(NPM_BIN) --prefix awx/ui --loglevel warn ci
+	NODE_OPTIONS=--max-old-space-size=6144 $(NPM_BIN) --prefix awx/ui --loglevel warn --force ci
 
-$(UI_BUILD_FLAG_FILE): awx/ui/node_modules
+$(UI_BUILD_FLAG_FILE):
+	$(MAKE) awx/ui/node_modules
 	$(PYTHON) tools/scripts/compilemessages.py
 	$(NPM_BIN) --prefix awx/ui --loglevel warn run compile-strings
 	$(NPM_BIN) --prefix awx/ui --loglevel warn run build
-	mkdir -p awx/public/static/css
-	mkdir -p awx/public/static/js
-	mkdir -p awx/public/static/media
-	cp -r awx/ui/build/static/css/* awx/public/static/css
-	cp -r awx/ui/build/static/js/* awx/public/static/js
-	cp -r awx/ui/build/static/media/* awx/public/static/media
+	mkdir -p /var/lib/awx/public/static/css
+	mkdir -p /var/lib/awx/public/static/js
+	mkdir -p /var/lib/awx/public/static/media
+	cp -r awx/ui/build/static/css/* /var/lib/awx/public/static/css
+	cp -r awx/ui/build/static/js/* /var/lib/awx/public/static/js
+	cp -r awx/ui/build/static/media/* /var/lib/awx/public/static/media
 	touch $@
 
-
-
 ui-release: $(UI_BUILD_FLAG_FILE)
 
 ui-devel: awx/ui/node_modules
@@ -451,10 +454,16 @@ COMPOSE_OPTS ?=
 CONTROL_PLANE_NODE_COUNT ?= 1
 EXECUTION_NODE_COUNT ?= 2
 MINIKUBE_CONTAINER_GROUP ?= false
+MINIKUBE_SETUP ?= false # if false, run minikube separately
+EXTRA_SOURCES_ANSIBLE_OPTS ?=
+
+ifneq ($(ADMIN_PASSWORD),)
+	EXTRA_SOURCES_ANSIBLE_OPTS := -e admin_password=$(ADMIN_PASSWORD) $(EXTRA_SOURCES_ANSIBLE_OPTS)
+endif
 
 docker-compose-sources: .git/hooks/pre-commit
 	@if [ $(MINIKUBE_CONTAINER_GROUP) = true ]; then\
-	    ansible-playbook -i tools/docker-compose/inventory tools/docker-compose-minikube/deploy.yml; \
+	    ansible-playbook -i tools/docker-compose/inventory -e minikube_setup=$(MINIKUBE_SETUP) tools/docker-compose-minikube/deploy.yml; \
 	fi;
 
 	ansible-playbook -i tools/docker-compose/inventory tools/docker-compose/ansible/sources.yml \
@@ -468,7 +477,8 @@ docker-compose-sources: .git/hooks/pre-commit
 	    -e enable_ldap=$(LDAP) \
 	    -e enable_splunk=$(SPLUNK) \
 	    -e enable_prometheus=$(PROMETHEUS) \
-	    -e enable_grafana=$(GRAFANA)
+	    -e enable_grafana=$(GRAFANA) $(EXTRA_SOURCES_ANSIBLE_OPTS)
+
 
 
 docker-compose: awx/projects docker-compose-sources
@@ -502,7 +512,7 @@ docker-compose-container-group-clean:
 	fi
 	rm -rf tools/docker-compose-minikube/_sources/
 
-# Base development image build
+## Base development image build
 docker-compose-build:
 	ansible-playbook tools/ansible/dockerfile.yml -e build_dev=True -e receptor_image=$(RECEPTOR_IMAGE)
 	DOCKER_BUILDKIT=1 docker build -t $(DEVEL_IMAGE_NAME) \
@@ -520,7 +530,7 @@ docker-clean-volumes: docker-compose-clean docker-compose-container-group-clean
 
 docker-refresh: docker-clean docker-compose
 
-# Docker Development Environment with Elastic Stack Connected
+## Docker Development Environment with Elastic Stack Connected
 docker-compose-elk: awx/projects docker-compose-sources
 	docker-compose -f tools/docker-compose/_sources/docker-compose.yml -f tools/elastic/docker-compose.logstash-link.yml -f tools/elastic/docker-compose.elastic-override.yml up --no-recreate
 
@@ -557,26 +567,34 @@ Dockerfile.kube-dev: tools/ansible/roles/dockerfile/templates/Dockerfile.j2
 	    -e template_dest=_build_kube_dev \
 	    -e receptor_image=$(RECEPTOR_IMAGE)
 
+## Build awx_kube_devel image for development on local Kubernetes environment.
 awx-kube-dev-build: Dockerfile.kube-dev
 	DOCKER_BUILDKIT=1 docker build -f Dockerfile.kube-dev \
 	    --build-arg BUILDKIT_INLINE_CACHE=1 \
 	    --cache-from=$(DEV_DOCKER_TAG_BASE)/awx_kube_devel:$(COMPOSE_TAG) \
 	    -t $(DEV_DOCKER_TAG_BASE)/awx_kube_devel:$(COMPOSE_TAG) .
 
+## Build awx image for deployment on Kubernetes environment.
+awx-kube-build: Dockerfile
+	DOCKER_BUILDKIT=1 docker build -f Dockerfile \
+		--build-arg VERSION=$(VERSION) \
+		--build-arg SETUPTOOLS_SCM_PRETEND_VERSION=$(VERSION) \
+		--build-arg HEADLESS=$(HEADLESS) \
+		-t $(DEV_DOCKER_TAG_BASE)/awx:$(COMPOSE_TAG) .
 
 # Translation TASKS
 # --------------------------------------
 
-# generate UI .pot file, an empty template of strings yet to be translated
+## generate UI .pot file, an empty template of strings yet to be translated
 pot: $(UI_BUILD_FLAG_FILE)
 	$(NPM_BIN) --prefix awx/ui --loglevel warn run extract-template --clean
 
-# generate UI .po files for each locale (will update translated strings for `en`)
+## generate UI .po files for each locale (will update translated strings for `en`)
 po: $(UI_BUILD_FLAG_FILE)
 	$(NPM_BIN) --prefix awx/ui --loglevel warn run extract-strings -- --clean
 
-# generate API django .pot .po
-LANG = "en-us"
+LANG = "en_us"
+## generate API django .pot .po
 messages:
 	@if [ "$(VENV_BASE)" ]; then \
 		. $(VENV_BASE)/awx/bin/activate; \
@@ -585,3 +603,38 @@ messages:
 
 print-%:
 	@echo $($*)
+
+# HELP related targets
+# --------------------------------------
+
+HELP_FILTER=.PHONY
+
+## Display help targets
+help:
+	@printf "Available targets:\n"
+	@make -s help/generate | grep -vE "\w($(HELP_FILTER))"
+
+## Display help for all targets
+help/all:
+	@printf "Available targets:\n"
+	@make -s help/generate
+
+## Generate help output from MAKEFILE_LIST
+help/generate:
+	@awk '/^[-a-zA-Z_0-9%:\\\.\/]+:/ { \
+		helpMessage = match(lastLine, /^## (.*)/); \
+		if (helpMessage) { \
+			helpCommand = $$1; \
+			helpMessage = substr(lastLine, RSTART + 3, RLENGTH); \
+			gsub("\\\\", "", helpCommand); \
+			gsub(":+$$", "", helpCommand); \
+			printf "  \x1b[32;01m%-35s\x1b[0m %s\n", helpCommand, helpMessage; \
+		} else { \
+			helpCommand = $$1; \
+			gsub("\\\\", "", helpCommand); \
+			gsub(":+$$", "", helpCommand); \
+			printf "  \x1b[32;01m%-35s\x1b[0m %s\n", helpCommand, "No help available"; \
+		} \
+	} \
+	{ lastLine = $$0 }' $(MAKEFILE_LIST) | sort -u
+	@printf "\n"

awx/__init__.py

@@ -190,7 +190,7 @@ def manage():
         sys.stdout.write('%s\n' % __version__)
     # If running as a user without permission to read settings, display an
     # error message.  Allow --help to still work.
-    elif settings.SECRET_KEY == 'permission-denied':
+    elif not os.getenv('SKIP_SECRET_KEY_CHECK', False) and settings.SECRET_KEY == 'permission-denied':
         if len(sys.argv) == 1 or len(sys.argv) >= 2 and sys.argv[1] in ('-h', '--help', 'help'):
             execute_from_command_line(sys.argv)
             sys.stdout.write('\n')

awx/api/filters.py

@@ -157,7 +157,7 @@ class FieldLookupBackend(BaseFilterBackend):
 
     # A list of fields that we know can be filtered on without the possiblity
     # of introducing duplicates
-    NO_DUPLICATES_ALLOW_LIST = (CharField, IntegerField, BooleanField)
+    NO_DUPLICATES_ALLOW_LIST = (CharField, IntegerField, BooleanField, TextField)
 
     def get_fields_from_lookup(self, model, lookup):
 

awx/api/generics.py

@@ -6,7 +6,6 @@ import inspect
 import logging
 import time
 import uuid
-import urllib.parse
 
 # Django
 from django.conf import settings
@@ -14,7 +13,7 @@ from django.contrib.auth import views as auth_views
 from django.contrib.contenttypes.models import ContentType
 from django.core.cache import cache
 from django.core.exceptions import FieldDoesNotExist
-from django.db import connection
+from django.db import connection, transaction
 from django.db.models.fields.related import OneToOneRel
 from django.http import QueryDict
 from django.shortcuts import get_object_or_404
@@ -30,7 +29,7 @@ from rest_framework.response import Response
 from rest_framework import status
 from rest_framework import views
 from rest_framework.permissions import AllowAny
-from rest_framework.renderers import StaticHTMLRenderer, JSONRenderer
+from rest_framework.renderers import StaticHTMLRenderer
 from rest_framework.negotiation import DefaultContentNegotiation
 
 # AWX
@@ -41,7 +40,7 @@ from awx.main.utils import camelcase_to_underscore, get_search_fields, getattrd,
 from awx.main.utils.db import get_all_field_names
 from awx.main.utils.licensing import server_product_name
 from awx.main.views import ApiErrorView
-from awx.api.serializers import ResourceAccessListElementSerializer, CopySerializer, UserSerializer
+from awx.api.serializers import ResourceAccessListElementSerializer, CopySerializer
 from awx.api.versioning import URLPathVersioning
 from awx.api.metadata import SublistAttachDetatchMetadata, Metadata
 from awx.conf import settings_registry
@@ -63,9 +62,9 @@ __all__ = [
     'SubDetailAPIView',
     'ResourceAccessList',
     'ParentMixin',
-    'DeleteLastUnattachLabelMixin',
     'SubListAttachDetachAPIView',
     'CopyAPIView',
+    'GenericCancelView',
     'BaseUsersList',
 ]
 
@@ -91,14 +90,9 @@ class LoggedLoginView(auth_views.LoginView):
 
     def post(self, request, *args, **kwargs):
         ret = super(LoggedLoginView, self).post(request, *args, **kwargs)
-        current_user = getattr(request, 'user', None)
         if request.user.is_authenticated:
             logger.info(smart_str(u"User {} logged in from {}".format(self.request.user.username, request.META.get('REMOTE_ADDR', None))))
             ret.set_cookie('userLoggedIn', 'true')
-            current_user = UserSerializer(self.request.user)
-            current_user = smart_str(JSONRenderer().render(current_user.data))
-            current_user = urllib.parse.quote('%s' % current_user, '')
-            ret.set_cookie('current_user', current_user, secure=settings.SESSION_COOKIE_SECURE or None)
             ret.setdefault('X-API-Session-Cookie-Name', getattr(settings, 'SESSION_COOKIE_NAME', 'awx_sessionid'))
 
             return ret
@@ -255,7 +249,7 @@ class APIView(views.APIView):
             response['X-API-Query-Time'] = '%0.3fs' % sum(q_times)
 
         if getattr(self, 'deprecated', False):
-            response['Warning'] = '299 awx "This resource has been deprecated and will be removed in a future release."'  # noqa
+            response['Warning'] = '299 awx "This resource has been deprecated and will be removed in a future release."'
 
         return response
 
@@ -775,28 +769,6 @@ class SubListAttachDetachAPIView(SubListCreateAttachDetachAPIView):
         return {'id': None}
 
 
-class DeleteLastUnattachLabelMixin(object):
-    """
-    Models for which you want the last instance to be deleted from the database
-    when the last disassociate is called should inherit from this class. Further,
-    the model should implement is_detached()
-    """
-
-    def unattach(self, request, *args, **kwargs):
-        (sub_id, res) = super(DeleteLastUnattachLabelMixin, self).unattach_validate(request)
-        if res:
-            return res
-
-        res = super(DeleteLastUnattachLabelMixin, self).unattach_by_id(request, sub_id)
-
-        obj = self.model.objects.get(id=sub_id)
-
-        if obj.is_detached():
-            obj.delete()
-
-        return res
-
-
 class SubDetailAPIView(ParentMixin, generics.RetrieveAPIView, GenericAPIView):
     pass
 
@@ -1014,6 +986,23 @@ class CopyAPIView(GenericAPIView):
         return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
 
 
+class GenericCancelView(RetrieveAPIView):
+    # In subclass set model, serializer_class
+    obj_permission_type = 'cancel'
+
+    @transaction.non_atomic_requests
+    def dispatch(self, *args, **kwargs):
+        return super(GenericCancelView, self).dispatch(*args, **kwargs)
+
+    def post(self, request, *args, **kwargs):
+        obj = self.get_object()
+        if obj.can_cancel:
+            obj.cancel()
+            return Response(status=status.HTTP_202_ACCEPTED)
+        else:
+            return self.http_method_not_allowed(request, *args, **kwargs)
+
+
 class BaseUsersList(SubListCreateAttachDetachAPIView):
     def post(self, request, *args, **kwargs):
         ret = super(BaseUsersList, self).post(request, *args, **kwargs)

awx/api/permissions.py

@@ -24,7 +24,6 @@ __all__ = [
     'InventoryInventorySourcesUpdatePermission',
     'UserPermission',
     'IsSystemAdminOrAuditor',
-    'InstanceGroupTowerPermission',
     'WorkflowApprovalPermission',
 ]
 

awx/api/serializers.py

@@ -29,6 +29,7 @@ from django.utils.translation import gettext_lazy as _
 from django.utils.encoding import force_str
 from django.utils.text import capfirst
 from django.utils.timezone import now
+from django.core.validators import RegexValidator, MaxLengthValidator
 
 # Django REST Framework
 from rest_framework.exceptions import ValidationError, PermissionDenied
@@ -120,6 +121,9 @@ from awx.main.validators import vars_validate_or_raise
 from awx.api.versioning import reverse
 from awx.api.fields import BooleanNullField, CharNullField, ChoiceNullField, VerbatimField, DeprecatedCredentialField
 
+# AWX Utils
+from awx.api.validators import HostnameRegexValidator
+
 logger = logging.getLogger('awx.api.serializers')
 
 # Fields that should be summarized regardless of object type.
@@ -154,6 +158,7 @@ SUMMARIZABLE_FK_FIELDS = {
     'source_project': DEFAULT_SUMMARY_FIELDS + ('status', 'scm_type'),
     'project_update': DEFAULT_SUMMARY_FIELDS + ('status', 'failed'),
     'credential': DEFAULT_SUMMARY_FIELDS + ('kind', 'cloud', 'kubernetes', 'credential_type_id'),
+    'signature_validation_credential': DEFAULT_SUMMARY_FIELDS + ('kind', 'credential_type_id'),
     'job': DEFAULT_SUMMARY_FIELDS + ('status', 'failed', 'elapsed', 'type', 'canceled_on'),
     'job_template': DEFAULT_SUMMARY_FIELDS,
     'workflow_job_template': DEFAULT_SUMMARY_FIELDS,
@@ -614,7 +619,7 @@ class BaseSerializer(serializers.ModelSerializer, metaclass=BaseSerializerMetacl
     def validate(self, attrs):
         attrs = super(BaseSerializer, self).validate(attrs)
         try:
-            # Create/update a model instance and run it's full_clean() method to
+            # Create/update a model instance and run its full_clean() method to
             # do any validation implemented on the model class.
             exclusions = self.get_validation_exclusions(self.instance)
             obj = self.instance or self.Meta.model()
@@ -1470,6 +1475,7 @@ class ProjectSerializer(UnifiedJobTemplateSerializer, ProjectOptionsSerializer):
             'allow_override',
             'custom_virtualenv',
             'default_environment',
+            'signature_validation_credential',
         ) + (
             'last_update_failed',
             'last_updated',
@@ -1678,6 +1684,7 @@ class InventorySerializer(LabelsListMixin, BaseSerializerWithVariables):
             'total_inventory_sources',
             'inventory_sources_with_failures',
             'pending_deletion',
+            'prevent_instance_group_fallback',
         )
 
     def get_related(self, obj):
@@ -2230,6 +2237,7 @@ class InventoryUpdateSerializer(UnifiedJobSerializer, InventorySourceOptionsSeri
             'source_project_update',
             'custom_virtualenv',
             'instance_group',
+            'scm_revision',
         )
 
     def get_related(self, obj):
@@ -2920,6 +2928,12 @@ class JobTemplateSerializer(JobTemplateMixin, UnifiedJobTemplateSerializer, JobO
             'ask_verbosity_on_launch',
             'ask_inventory_on_launch',
             'ask_credential_on_launch',
+            'ask_execution_environment_on_launch',
+            'ask_labels_on_launch',
+            'ask_forks_on_launch',
+            'ask_job_slice_count_on_launch',
+            'ask_timeout_on_launch',
+            'ask_instance_groups_on_launch',
             'survey_enabled',
             'become_enabled',
             'diff_mode',
@@ -2928,6 +2942,7 @@ class JobTemplateSerializer(JobTemplateMixin, UnifiedJobTemplateSerializer, JobO
             'job_slice_count',
             'webhook_service',
             'webhook_credential',
+            'prevent_instance_group_fallback',
         )
         read_only_fields = ('*', 'custom_virtualenv')
 
@@ -3182,7 +3197,7 @@ class JobRelaunchSerializer(BaseSerializer):
         return attrs
 
 
-class JobCreateScheduleSerializer(BaseSerializer):
+class JobCreateScheduleSerializer(LabelsListMixin, BaseSerializer):
 
     can_schedule = serializers.SerializerMethodField()
     prompts = serializers.SerializerMethodField()
@@ -3208,14 +3223,17 @@ class JobCreateScheduleSerializer(BaseSerializer):
         try:
             config = obj.launch_config
             ret = config.prompts_dict(display=True)
-            if 'inventory' in ret:
-                ret['inventory'] = self._summarize('inventory', ret['inventory'])
-            if 'credentials' in ret:
-                all_creds = [self._summarize('credential', cred) for cred in ret['credentials']]
-                ret['credentials'] = all_creds
+            for field_name in ('inventory', 'execution_environment'):
+                if field_name in ret:
+                    ret[field_name] = self._summarize(field_name, ret[field_name])
+            for field_name, singular in (('credentials', 'credential'), ('instance_groups', 'instance_group')):
+                if field_name in ret:
+                    ret[field_name] = [self._summarize(singular, obj) for obj in ret[field_name]]
+            if 'labels' in ret:
+                ret['labels'] = self._summary_field_labels(config)
             return ret
         except JobLaunchConfig.DoesNotExist:
-            return {'all': _('Unknown, job may have been ran before launch configurations were saved.')}
+            return {'all': _('Unknown, job may have been run before launch configurations were saved.')}
 
 
 class AdHocCommandSerializer(UnifiedJobSerializer):
@@ -3385,6 +3403,9 @@ class WorkflowJobTemplateSerializer(JobTemplateMixin, LabelsListMixin, UnifiedJo
     limit = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
     scm_branch = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
 
+    skip_tags = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
+    job_tags = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
+
     class Meta:
         model = WorkflowJobTemplate
         fields = (
@@ -3403,6 +3424,11 @@ class WorkflowJobTemplateSerializer(JobTemplateMixin, LabelsListMixin, UnifiedJo
             'webhook_service',
             'webhook_credential',
             '-execution_environment',
+            'ask_labels_on_launch',
+            'ask_skip_tags_on_launch',
+            'ask_tags_on_launch',
+            'skip_tags',
+            'job_tags',
         )
 
     def get_related(self, obj):
@@ -3446,7 +3472,7 @@ class WorkflowJobTemplateSerializer(JobTemplateMixin, LabelsListMixin, UnifiedJo
 
         # process char_prompts, these are not direct fields on the model
         mock_obj = self.Meta.model()
-        for field_name in ('scm_branch', 'limit'):
+        for field_name in ('scm_branch', 'limit', 'skip_tags', 'job_tags'):
             if field_name in attrs:
                 setattr(mock_obj, field_name, attrs[field_name])
                 attrs.pop(field_name)
@@ -3472,6 +3498,9 @@ class WorkflowJobSerializer(LabelsListMixin, UnifiedJobSerializer):
     limit = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
     scm_branch = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
 
+    skip_tags = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
+    job_tags = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
+
     class Meta:
         model = WorkflowJob
         fields = (
@@ -3491,6 +3520,8 @@ class WorkflowJobSerializer(LabelsListMixin, UnifiedJobSerializer):
             'webhook_service',
             'webhook_credential',
             'webhook_guid',
+            'skip_tags',
+            'job_tags',
         )
 
     def get_related(self, obj):
@@ -3607,6 +3638,9 @@ class LaunchConfigurationBaseSerializer(BaseSerializer):
     skip_tags = serializers.CharField(allow_blank=True, allow_null=True, required=False, default=None)
     diff_mode = serializers.BooleanField(required=False, allow_null=True, default=None)
     verbosity = serializers.ChoiceField(allow_null=True, required=False, default=None, choices=VERBOSITY_CHOICES)
+    forks = serializers.IntegerField(required=False, allow_null=True, min_value=0, default=None)
+    job_slice_count = serializers.IntegerField(required=False, allow_null=True, min_value=0, default=None)
+    timeout = serializers.IntegerField(required=False, allow_null=True, default=None)
     exclude_errors = ()
 
     class Meta:
@@ -3622,13 +3656,21 @@ class LaunchConfigurationBaseSerializer(BaseSerializer):
             'skip_tags',
             'diff_mode',
             'verbosity',
+            'execution_environment',
+            'forks',
+            'job_slice_count',
+            'timeout',
         )
 
     def get_related(self, obj):
         res = super(LaunchConfigurationBaseSerializer, self).get_related(obj)
         if obj.inventory_id:
             res['inventory'] = self.reverse('api:inventory_detail', kwargs={'pk': obj.inventory_id})
+        if obj.execution_environment_id:
+            res['execution_environment'] = self.reverse('api:execution_environment_detail', kwargs={'pk': obj.execution_environment_id})
+        res['labels'] = self.reverse('api:{}_labels_list'.format(get_type_for_model(self.Meta.model)), kwargs={'pk': obj.pk})
         res['credentials'] = self.reverse('api:{}_credentials_list'.format(get_type_for_model(self.Meta.model)), kwargs={'pk': obj.pk})
+        res['instance_groups'] = self.reverse('api:{}_instance_groups_list'.format(get_type_for_model(self.Meta.model)), kwargs={'pk': obj.pk})
         return res
 
     def _build_mock_obj(self, attrs):
@@ -3708,7 +3750,11 @@ class LaunchConfigurationBaseSerializer(BaseSerializer):
 
         # Build unsaved version of this config, use it to detect prompts errors
         mock_obj = self._build_mock_obj(attrs)
-        accepted, rejected, errors = ujt._accept_or_ignore_job_kwargs(_exclude_errors=self.exclude_errors, **mock_obj.prompts_dict())
+        if set(list(ujt.get_ask_mapping().keys()) + ['extra_data']) & set(attrs.keys()):
+            accepted, rejected, errors = ujt._accept_or_ignore_job_kwargs(_exclude_errors=self.exclude_errors, **mock_obj.prompts_dict())
+        else:
+            # Only perform validation of prompts if prompts fields are provided
+            errors = {}
 
         # Remove all unprocessed $encrypted$ strings, indicating default usage
         if 'extra_data' in attrs and password_dict:
@@ -4080,7 +4126,6 @@ class SystemJobEventSerializer(AdHocCommandEventSerializer):
 
 
 class JobLaunchSerializer(BaseSerializer):
-
     # Representational fields
     passwords_needed_to_start = serializers.ReadOnlyField()
     can_start_without_user_input = serializers.BooleanField(read_only=True)
@@ -4103,6 +4148,12 @@ class JobLaunchSerializer(BaseSerializer):
     skip_tags = serializers.CharField(required=False, write_only=True, allow_blank=True)
     limit = serializers.CharField(required=False, write_only=True, allow_blank=True)
     verbosity = serializers.ChoiceField(required=False, choices=VERBOSITY_CHOICES, write_only=True)
+    execution_environment = serializers.PrimaryKeyRelatedField(queryset=ExecutionEnvironment.objects.all(), required=False, write_only=True)
+    labels = serializers.PrimaryKeyRelatedField(many=True, queryset=Label.objects.all(), required=False, write_only=True)
+    forks = serializers.IntegerField(required=False, write_only=True, min_value=0)
+    job_slice_count = serializers.IntegerField(required=False, write_only=True, min_value=0)
+    timeout = serializers.IntegerField(required=False, write_only=True)
+    instance_groups = serializers.PrimaryKeyRelatedField(many=True, queryset=InstanceGroup.objects.all(), required=False, write_only=True)
 
     class Meta:
         model = JobTemplate
@@ -4130,6 +4181,12 @@ class JobLaunchSerializer(BaseSerializer):
             'ask_verbosity_on_launch',
             'ask_inventory_on_launch',
             'ask_credential_on_launch',
+            'ask_execution_environment_on_launch',
+            'ask_labels_on_launch',
+            'ask_forks_on_launch',
+            'ask_job_slice_count_on_launch',
+            'ask_timeout_on_launch',
+            'ask_instance_groups_on_launch',
             'survey_enabled',
             'variables_needed_to_start',
             'credential_needed_to_start',
@@ -4137,6 +4194,12 @@ class JobLaunchSerializer(BaseSerializer):
             'job_template_data',
             'defaults',
             'verbosity',
+            'execution_environment',
+            'labels',
+            'forks',
+            'job_slice_count',
+            'timeout',
+            'instance_groups',
         )
         read_only_fields = (
             'ask_scm_branch_on_launch',
@@ -4149,6 +4212,12 @@ class JobLaunchSerializer(BaseSerializer):
             'ask_verbosity_on_launch',
             'ask_inventory_on_launch',
             'ask_credential_on_launch',
+            'ask_execution_environment_on_launch',
+            'ask_labels_on_launch',
+            'ask_forks_on_launch',
+            'ask_job_slice_count_on_launch',
+            'ask_timeout_on_launch',
+            'ask_instance_groups_on_launch',
         )
 
     def get_credential_needed_to_start(self, obj):
@@ -4173,6 +4242,17 @@ class JobLaunchSerializer(BaseSerializer):
                     if cred.credential_type.managed and 'vault_id' in cred.credential_type.defined_fields:
                         cred_dict['vault_id'] = cred.get_input('vault_id', default=None)
                     defaults_dict.setdefault(field_name, []).append(cred_dict)
+            elif field_name == 'execution_environment':
+                if obj.execution_environment_id:
+                    defaults_dict[field_name] = {'id': obj.execution_environment.id, 'name': obj.execution_environment.name}
+                else:
+                    defaults_dict[field_name] = {}
+            elif field_name == 'labels':
+                for label in obj.labels.all():
+                    label_dict = {'id': label.id, 'name': label.name}
+                    defaults_dict.setdefault(field_name, []).append(label_dict)
+            elif field_name == 'instance_groups':
+                defaults_dict[field_name] = []
             else:
                 defaults_dict[field_name] = getattr(obj, field_name)
         return defaults_dict
@@ -4195,6 +4275,15 @@ class JobLaunchSerializer(BaseSerializer):
         elif template.project.status in ('error', 'failed'):
             errors['playbook'] = _("Missing a revision to run due to failed project update.")
 
+            latest_update = template.project.project_updates.last()
+            if latest_update is not None and latest_update.failed:
+                failed_validation_tasks = latest_update.project_update_events.filter(
+                    event='runner_on_failed',
+                    play="Perform project signature/checksum verification",
+                )
+                if failed_validation_tasks:
+                    errors['playbook'] = _("Last project update failed due to signature validation failure.")
+
         # cannot run a playbook without an inventory
         if template.inventory and template.inventory.pending_deletion is True:
             errors['inventory'] = _("The inventory associated with this Job Template is being deleted.")
@@ -4271,6 +4360,10 @@ class WorkflowJobLaunchSerializer(BaseSerializer):
     scm_branch = serializers.CharField(required=False, write_only=True, allow_blank=True)
     workflow_job_template_data = serializers.SerializerMethodField()
 
+    labels = serializers.PrimaryKeyRelatedField(many=True, queryset=Label.objects.all(), required=False, write_only=True)
+    skip_tags = serializers.CharField(required=False, write_only=True, allow_blank=True)
+    job_tags = serializers.CharField(required=False, write_only=True, allow_blank=True)
+
     class Meta:
         model = WorkflowJobTemplate
         fields = (
@@ -4290,8 +4383,22 @@ class WorkflowJobLaunchSerializer(BaseSerializer):
             'workflow_job_template_data',
             'survey_enabled',
             'ask_variables_on_launch',
+            'ask_labels_on_launch',
+            'labels',
+            'ask_skip_tags_on_launch',
+            'ask_tags_on_launch',
+            'skip_tags',
+            'job_tags',
+        )
+        read_only_fields = (
+            'ask_inventory_on_launch',
+            'ask_variables_on_launch',
+            'ask_skip_tags_on_launch',
+            'ask_labels_on_launch',
+            'ask_limit_on_launch',
+            'ask_scm_branch_on_launch',
+            'ask_tags_on_launch',
         )
-        read_only_fields = ('ask_inventory_on_launch', 'ask_variables_on_launch')
 
     def get_survey_enabled(self, obj):
         if obj:
@@ -4299,10 +4406,15 @@ class WorkflowJobLaunchSerializer(BaseSerializer):
         return False
 
     def get_defaults(self, obj):
+
         defaults_dict = {}
         for field_name in WorkflowJobTemplate.get_ask_mapping().keys():
             if field_name == 'inventory':
                 defaults_dict[field_name] = dict(name=getattrd(obj, '%s.name' % field_name, None), id=getattrd(obj, '%s.pk' % field_name, None))
+            elif field_name == 'labels':
+                for label in obj.labels.all():
+                    label_dict = {"id": label.id, "name": label.name}
+                    defaults_dict.setdefault(field_name, []).append(label_dict)
             else:
                 defaults_dict[field_name] = getattr(obj, field_name)
         return defaults_dict
@@ -4311,6 +4423,7 @@ class WorkflowJobLaunchSerializer(BaseSerializer):
         return dict(name=obj.name, id=obj.id, description=obj.description)
 
     def validate(self, attrs):
+
         template = self.instance
 
         accepted, rejected, errors = template._accept_or_ignore_job_kwargs(**attrs)
@@ -4328,6 +4441,7 @@ class WorkflowJobLaunchSerializer(BaseSerializer):
         WFJT_inventory = template.inventory
         WFJT_limit = template.limit
         WFJT_scm_branch = template.scm_branch
+
         super(WorkflowJobLaunchSerializer, self).validate(attrs)
         template.extra_vars = WFJT_extra_vars
         template.inventory = WFJT_inventory
@@ -4719,6 +4833,8 @@ class ScheduleSerializer(LaunchConfigurationBaseSerializer, SchedulePreviewSeria
         if isinstance(obj.unified_job_template, SystemJobTemplate):
             summary_fields['unified_job_template']['job_type'] = obj.unified_job_template.job_type
 
+        # We are not showing instance groups on summary fields because JTs don't either
+
         if 'inventory' in summary_fields:
             return summary_fields
 
@@ -4753,7 +4869,7 @@ class ScheduleSerializer(LaunchConfigurationBaseSerializer, SchedulePreviewSeria
 class InstanceLinkSerializer(BaseSerializer):
     class Meta:
         model = InstanceLink
-        fields = ('source', 'target')
+        fields = ('source', 'target', 'link_state')
 
     source = serializers.SlugRelatedField(slug_field="hostname", read_only=True)
     target = serializers.SlugRelatedField(slug_field="hostname", read_only=True)
@@ -4762,63 +4878,93 @@ class InstanceLinkSerializer(BaseSerializer):
 class InstanceNodeSerializer(BaseSerializer):
     class Meta:
         model = Instance
-        fields = ('id', 'hostname', 'node_type', 'node_state')
-
-    node_state = serializers.SerializerMethodField()
-
-    def get_node_state(self, obj):
-        if not obj.enabled:
-            return "disabled"
-        return "error" if obj.errors else "healthy"
+        fields = ('id', 'hostname', 'node_type', 'node_state', 'enabled')
 
 
 class InstanceSerializer(BaseSerializer):
+    show_capabilities = ['edit']
 
     consumed_capacity = serializers.SerializerMethodField()
     percent_capacity_remaining = serializers.SerializerMethodField()
-    jobs_running = serializers.IntegerField(help_text=_('Count of jobs in the running or waiting state that ' 'are targeted for this instance'), read_only=True)
+    jobs_running = serializers.IntegerField(help_text=_('Count of jobs in the running or waiting state that are targeted for this instance'), read_only=True)
     jobs_total = serializers.IntegerField(help_text=_('Count of all jobs that target this instance'), read_only=True)
+    health_check_pending = serializers.SerializerMethodField()
 
     class Meta:
         model = Instance
-        read_only_fields = ('uuid', 'hostname', 'version', 'node_type')
+        read_only_fields = ('ip_address', 'uuid', 'version')
         fields = (
-            "id",
-            "type",
-            "url",
-            "related",
-            "uuid",
-            "hostname",
-            "created",
-            "modified",
-            "last_seen",
-            "last_health_check",
-            "errors",
+            'id',
+            'hostname',
+            'type',
+            'url',
+            'related',
+            'summary_fields',
+            'uuid',
+            'created',
+            'modified',
+            'last_seen',
+            'health_check_started',
+            'health_check_pending',
+            'last_health_check',
+            'errors',
             'capacity_adjustment',
-            "version",
-            "capacity",
-            "consumed_capacity",
-            "percent_capacity_remaining",
-            "jobs_running",
-            "jobs_total",
-            "cpu",
-            "memory",
-            "cpu_capacity",
-            "mem_capacity",
-            "enabled",
-            "managed_by_policy",
-            "node_type",
+            'version',
+            'capacity',
+            'consumed_capacity',
+            'percent_capacity_remaining',
+            'jobs_running',
+            'jobs_total',
+            'cpu',
+            'memory',
+            'cpu_capacity',
+            'mem_capacity',
+            'enabled',
+            'managed_by_policy',
+            'node_type',
+            'node_state',
+            'ip_address',
+            'listener_port',
         )
+        extra_kwargs = {
+            'node_type': {'initial': Instance.Types.EXECUTION, 'default': Instance.Types.EXECUTION},
+            'node_state': {'initial': Instance.States.INSTALLED, 'default': Instance.States.INSTALLED},
+            'hostname': {
+                'validators': [
+                    MaxLengthValidator(limit_value=250),
+                    validators.UniqueValidator(queryset=Instance.objects.all()),
+                    RegexValidator(
+                        regex=r'^localhost$|^127(?:\.[0-9]+){0,2}\.[0-9]+$|^(?:0*\:)*?:?0*1$',
+                        flags=re.IGNORECASE,
+                        inverse_match=True,
+                        message="hostname cannot be localhost or 127.0.0.1",
+                    ),
+                    HostnameRegexValidator(),
+                ],
+            },
+        }
 
     def get_related(self, obj):
         res = super(InstanceSerializer, self).get_related(obj)
         res['jobs'] = self.reverse('api:instance_unified_jobs_list', kwargs={'pk': obj.pk})
         res['instance_groups'] = self.reverse('api:instance_instance_groups_list', kwargs={'pk': obj.pk})
+        if settings.IS_K8S and obj.node_type in (Instance.Types.EXECUTION,):
+            res['install_bundle'] = self.reverse('api:instance_install_bundle', kwargs={'pk': obj.pk})
+        res['peers'] = self.reverse('api:instance_peers_list', kwargs={"pk": obj.pk})
         if self.context['request'].user.is_superuser or self.context['request'].user.is_system_auditor:
-            if obj.node_type != 'hop':
+            if obj.node_type == 'execution':
                 res['health_check'] = self.reverse('api:instance_health_check', kwargs={'pk': obj.pk})
         return res
 
+    def get_summary_fields(self, obj):
+        summary = super().get_summary_fields(obj)
+
+        # use this handle to distinguish between a listView and a detailView
+        if self.is_detail_view:
+            summary['links'] = InstanceLinkSerializer(InstanceLink.objects.select_related('target', 'source').filter(source=obj), many=True).data
+
+        return summary
+
     def get_consumed_capacity(self, obj):
         return obj.consumed_capacity
 
@@ -4828,10 +4974,58 @@ class InstanceSerializer(BaseSerializer):
         else:
             return float("{0:.2f}".format(((float(obj.capacity) - float(obj.consumed_capacity)) / (float(obj.capacity))) * 100))
 
-    def validate(self, attrs):
-        if self.instance.node_type == 'hop':
-            raise serializers.ValidationError(_('Hop node instances may not be changed.'))
-        return attrs
+    def get_health_check_pending(self, obj):
+        return obj.health_check_pending
+
+    def validate(self, data):
+        if self.instance:
+            if self.instance.node_type == Instance.Types.HOP:
+                raise serializers.ValidationError("Hop node instances may not be changed.")
+        else:
+            if not settings.IS_K8S:
+                raise serializers.ValidationError("Can only create instances on Kubernetes or OpenShift.")
+        return data
+
+    def validate_node_type(self, value):
+        if not self.instance:
+            if value not in (Instance.Types.EXECUTION,):
+                raise serializers.ValidationError("Can only create execution nodes.")
+        else:
+            if self.instance.node_type != value:
+                raise serializers.ValidationError("Cannot change node type.")
+
+        return value
+
+    def validate_node_state(self, value):
+        if self.instance:
+            if value != self.instance.node_state:
+                if not settings.IS_K8S:
+                    raise serializers.ValidationError("Can only change the state on Kubernetes or OpenShift.")
+                if value != Instance.States.DEPROVISIONING:
+                    raise serializers.ValidationError("Can only change instances to the 'deprovisioning' state.")
+                if self.instance.node_type not in (Instance.Types.EXECUTION,):
+                    raise serializers.ValidationError("Can only deprovision execution nodes.")
+        else:
+            if value and value != Instance.States.INSTALLED:
+                raise serializers.ValidationError("Can only create instances in the 'installed' state.")
+
+        return value
+
+    def validate_hostname(self, value):
+        """
+        - Hostname cannot be "localhost" - but can be something like localhost.domain
+        - Cannot change the hostname of an-already instantiated & initialized Instance object
+        """
+        if self.instance and self.instance.hostname != value:
+            raise serializers.ValidationError("Cannot change hostname.")
+
+        return value
+
+    def validate_listener_port(self, value):
+        if self.instance and self.instance.listener_port != value:
+            raise serializers.ValidationError("Cannot change listener port.")
+
+        return value
 
 
 class InstanceHealthCheckSerializer(BaseSerializer):

awx/api/templates/instance_install_bundle/group_vars/all.yml

@@ -0,0 +1,23 @@
+receptor_user: awx
+receptor_group: awx
+receptor_verify: true
+receptor_tls: true
+receptor_work_commands:
+  ansible-runner:
+    command: ansible-runner
+    params: worker
+    allowruntimeparams: true
+    verifysignature: true
+custom_worksign_public_keyfile: receptor/work-public-key.pem
+custom_tls_certfile: receptor/tls/receptor.crt
+custom_tls_keyfile: receptor/tls/receptor.key
+custom_ca_certfile: receptor/tls/ca/receptor-ca.crt
+receptor_protocol: 'tcp'
+receptor_listener: true
+receptor_port: {{ instance.listener_port }}
+receptor_dependencies:
+  - python39-pip
+{% verbatim %}
+podman_user: "{{ receptor_user }}"
+podman_group: "{{ receptor_group }}"
+{% endverbatim %}

awx/api/templates/instance_install_bundle/install_receptor.yml

@@ -0,0 +1,20 @@
+{% verbatim %}
+---
+- hosts: all
+  become: yes
+  tasks:
+    - name: Create the receptor user
+      user:
+        name: "{{ receptor_user }}"
+        shell: /bin/bash
+    - name: Enable Copr repo for Receptor
+      command: dnf copr enable ansible-awx/receptor -y
+    - import_role:
+        name: ansible.receptor.podman
+    - import_role:
+        name: ansible.receptor.setup
+    - name: Install ansible-runner
+      pip:
+        name: ansible-runner
+        executable: pip3.9
+{% endverbatim %}

awx/api/templates/instance_install_bundle/inventory.yml

@@ -0,0 +1,7 @@
+---
+all:
+  hosts:
+    remote-execution:
+      ansible_host: {{ instance.hostname }}
+      ansible_user: <username> # user provided
+      ansible_ssh_private_key_file: ~/.ssh/id_rsa

awx/api/templates/instance_install_bundle/requirements.yml

@@ -0,0 +1,4 @@
+---
+collections:
+  - name: ansible.receptor
+    version: 1.1.0

awx/api/urls/debug.py

@@ -0,0 +1,17 @@
+from django.urls import re_path
+
+from awx.api.views.debug import (
+    DebugRootView,
+    TaskManagerDebugView,
+    DependencyManagerDebugView,
+    WorkflowManagerDebugView,
+)
+
+urls = [
+    re_path(r'^$', DebugRootView.as_view(), name='debug'),
+    re_path(r'^task_manager/$', TaskManagerDebugView.as_view(), name='task_manager'),
+    re_path(r'^dependency_manager/$', DependencyManagerDebugView.as_view(), name='dependency_manager'),
+    re_path(r'^workflow_manager/$', WorkflowManagerDebugView.as_view(), name='workflow_manager'),
+]
+
+__all__ = ['urls']

awx/api/urls/instance.py

@@ -3,7 +3,15 @@
 
 from django.urls import re_path
 
-from awx.api.views import InstanceList, InstanceDetail, InstanceUnifiedJobsList, InstanceInstanceGroupsList, InstanceHealthCheck
+from awx.api.views import (
+    InstanceList,
+    InstanceDetail,
+    InstanceUnifiedJobsList,
+    InstanceInstanceGroupsList,
+    InstanceHealthCheck,
+    InstancePeersList,
+)
+from awx.api.views.instance_install_bundle import InstanceInstallBundle
 
 
 urls = [
@@ -12,6 +20,8 @@ urls = [
     re_path(r'^(?P<pk>[0-9]+)/jobs/$', InstanceUnifiedJobsList.as_view(), name='instance_unified_jobs_list'),
     re_path(r'^(?P<pk>[0-9]+)/instance_groups/$', InstanceInstanceGroupsList.as_view(), name='instance_instance_groups_list'),
     re_path(r'^(?P<pk>[0-9]+)/health_check/$', InstanceHealthCheck.as_view(), name='instance_health_check'),
+    re_path(r'^(?P<pk>[0-9]+)/peers/$', InstancePeersList.as_view(), name='instance_peers_list'),
+    re_path(r'^(?P<pk>[0-9]+)/install_bundle/$', InstanceInstallBundle.as_view(), name='instance_install_bundle'),
 ]
 
 __all__ = ['urls']

awx/api/urls/inventory.py

@@ -3,26 +3,28 @@
 
 from django.urls import re_path
 
-from awx.api.views import (
+from awx.api.views.inventory import (
     InventoryList,
     InventoryDetail,
-    InventoryHostsList,
-    InventoryGroupsList,
-    InventoryRootGroupsList,
-    InventoryVariableData,
-    InventoryScriptView,
-    InventoryTreeView,
-    InventoryInventorySourcesList,
-    InventoryInventorySourcesUpdate,
     InventoryActivityStreamList,
     InventoryJobTemplateList,
-    InventoryAdHocCommandsList,
     InventoryAccessList,
     InventoryObjectRolesList,
     InventoryInstanceGroupsList,
     InventoryLabelList,
     InventoryCopy,
 )
+from awx.api.views import (
+    InventoryHostsList,
+    InventoryGroupsList,
+    InventoryInventorySourcesList,
+    InventoryInventorySourcesUpdate,
+    InventoryAdHocCommandsList,
+    InventoryRootGroupsList,
+    InventoryScriptView,
+    InventoryTreeView,
+    InventoryVariableData,
+)
 
 
 urls = [

awx/api/urls/inventory_update.py

@@ -3,6 +3,9 @@
 
 from django.urls import re_path
 
+from awx.api.views.inventory import (
+    InventoryUpdateEventsList,
+)
 from awx.api.views import (
     InventoryUpdateList,
     InventoryUpdateDetail,
@@ -10,7 +13,6 @@ from awx.api.views import (
     InventoryUpdateStdout,
     InventoryUpdateNotificationsList,
     InventoryUpdateCredentialsList,
-    InventoryUpdateEventsList,
 )
 
 

awx/api/urls/label.py

@@ -3,7 +3,7 @@
 
 from django.urls import re_path
 
-from awx.api.views import LabelList, LabelDetail
+from awx.api.views.labels import LabelList, LabelDetail
 
 
 urls = [re_path(r'^$', LabelList.as_view(), name='label_list'), re_path(r'^(?P<pk>[0-9]+)/$', LabelDetail.as_view(), name='label_detail')]

awx/api/urls/oauth2_root.py

@@ -10,7 +10,7 @@ from oauthlib import oauth2
 from oauth2_provider import views
 
 from awx.main.models import RefreshToken
-from awx.api.views import ApiOAuthAuthorizationRootView
+from awx.api.views.root import ApiOAuthAuthorizationRootView
 
 
 class TokenView(views.TokenView):

awx/api/urls/organization.py

@@ -3,7 +3,7 @@
 
 from django.urls import re_path
 
-from awx.api.views import (
+from awx.api.views.organization import (
     OrganizationList,
     OrganizationDetail,
     OrganizationUsersList,
@@ -14,7 +14,6 @@ from awx.api.views import (
     OrganizationJobTemplatesList,
     OrganizationWorkflowJobTemplatesList,
     OrganizationTeamsList,
-    OrganizationCredentialList,
     OrganizationActivityStreamList,
     OrganizationNotificationTemplatesList,
     OrganizationNotificationTemplatesErrorList,
@@ -25,8 +24,8 @@ from awx.api.views import (
     OrganizationGalaxyCredentialsList,
     OrganizationObjectRolesList,
     OrganizationAccessList,
-    OrganizationApplicationList,
 )
+from awx.api.views import OrganizationCredentialList, OrganizationApplicationList
 
 
 urls = [

awx/api/urls/schedule.py

@@ -3,7 +3,7 @@
 
 from django.urls import re_path
 
-from awx.api.views import ScheduleList, ScheduleDetail, ScheduleUnifiedJobsList, ScheduleCredentialsList
+from awx.api.views import ScheduleList, ScheduleDetail, ScheduleUnifiedJobsList, ScheduleCredentialsList, ScheduleLabelsList, ScheduleInstanceGroupList
 
 
 urls = [
@@ -11,6 +11,8 @@ urls = [
     re_path(r'^(?P<pk>[0-9]+)/$', ScheduleDetail.as_view(), name='schedule_detail'),
     re_path(r'^(?P<pk>[0-9]+)/jobs/$', ScheduleUnifiedJobsList.as_view(), name='schedule_unified_jobs_list'),
     re_path(r'^(?P<pk>[0-9]+)/credentials/$', ScheduleCredentialsList.as_view(), name='schedule_credentials_list'),
+    re_path(r'^(?P<pk>[0-9]+)/labels/$', ScheduleLabelsList.as_view(), name='schedule_labels_list'),
+    re_path(r'^(?P<pk>[0-9]+)/instance_groups/$', ScheduleInstanceGroupList.as_view(), name='schedule_instance_groups_list'),
 ]
 
 __all__ = ['urls']

awx/api/urls/urls.py

@@ -2,17 +2,19 @@
 # All Rights Reserved.
 
 from __future__ import absolute_import, unicode_literals
-from django.conf import settings
 from django.urls import include, re_path
 
+from awx import MODE
 from awx.api.generics import LoggedLoginView, LoggedLogoutView
-from awx.api.views import (
+from awx.api.views.root import (
     ApiRootView,
     ApiV2RootView,
     ApiV2PingView,
     ApiV2ConfigView,
     ApiV2SubscriptionView,
     ApiV2AttachView,
+)
+from awx.api.views import (
     AuthView,
     UserMeList,
     DashboardView,
@@ -28,8 +30,8 @@ from awx.api.views import (
     OAuth2TokenList,
     ApplicationOAuth2TokenList,
     OAuth2ApplicationDetail,
-    MeshVisualizer,
 )
+from awx.api.views.mesh_visualizer import MeshVisualizer
 
 from awx.api.views.metrics import MetricsView
 
@@ -145,7 +147,12 @@ urlpatterns = [
     re_path(r'^logout/$', LoggedLogoutView.as_view(next_page='/api/', redirect_field_name='next'), name='logout'),
     re_path(r'^o/', include(oauth2_root_urls)),
 ]
-if settings.SETTINGS_MODULE == 'awx.settings.development':
+if MODE == 'development':
+    # Only include these if we are in the development environment
     from awx.api.swagger import SwaggerSchemaView
 
     urlpatterns += [re_path(r'^swagger/$', SwaggerSchemaView.as_view(), name='swagger_view')]
+
+    from awx.api.urls.debug import urls as debug_urls
+
+    urlpatterns += [re_path(r'^debug/', include(debug_urls))]

awx/api/urls/webhooks.py

@@ -1,6 +1,6 @@
 from django.urls import re_path
 
-from awx.api.views import WebhookKeyView, GithubWebhookReceiver, GitlabWebhookReceiver
+from awx.api.views.webhooks import WebhookKeyView, GithubWebhookReceiver, GitlabWebhookReceiver
 
 
 urlpatterns = [

awx/api/urls/workflow_job_node.py

@@ -10,6 +10,8 @@ from awx.api.views import (
     WorkflowJobNodeFailureNodesList,
     WorkflowJobNodeAlwaysNodesList,
     WorkflowJobNodeCredentialsList,
+    WorkflowJobNodeLabelsList,
+    WorkflowJobNodeInstanceGroupsList,
 )
 
 
@@ -20,6 +22,8 @@ urls = [
     re_path(r'^(?P<pk>[0-9]+)/failure_nodes/$', WorkflowJobNodeFailureNodesList.as_view(), name='workflow_job_node_failure_nodes_list'),
     re_path(r'^(?P<pk>[0-9]+)/always_nodes/$', WorkflowJobNodeAlwaysNodesList.as_view(), name='workflow_job_node_always_nodes_list'),
     re_path(r'^(?P<pk>[0-9]+)/credentials/$', WorkflowJobNodeCredentialsList.as_view(), name='workflow_job_node_credentials_list'),
+    re_path(r'^(?P<pk>[0-9]+)/labels/$', WorkflowJobNodeLabelsList.as_view(), name='workflow_job_node_labels_list'),
+    re_path(r'^(?P<pk>[0-9]+)/instance_groups/$', WorkflowJobNodeInstanceGroupsList.as_view(), name='workflow_job_node_instance_groups_list'),
 ]
 
 __all__ = ['urls']

awx/api/urls/workflow_job_template_node.py

@@ -11,6 +11,8 @@ from awx.api.views import (
     WorkflowJobTemplateNodeAlwaysNodesList,
     WorkflowJobTemplateNodeCredentialsList,
     WorkflowJobTemplateNodeCreateApproval,
+    WorkflowJobTemplateNodeLabelsList,
+    WorkflowJobTemplateNodeInstanceGroupsList,
 )
 
 
@@ -21,6 +23,8 @@ urls = [
     re_path(r'^(?P<pk>[0-9]+)/failure_nodes/$', WorkflowJobTemplateNodeFailureNodesList.as_view(), name='workflow_job_template_node_failure_nodes_list'),
     re_path(r'^(?P<pk>[0-9]+)/always_nodes/$', WorkflowJobTemplateNodeAlwaysNodesList.as_view(), name='workflow_job_template_node_always_nodes_list'),
     re_path(r'^(?P<pk>[0-9]+)/credentials/$', WorkflowJobTemplateNodeCredentialsList.as_view(), name='workflow_job_template_node_credentials_list'),
+    re_path(r'^(?P<pk>[0-9]+)/labels/$', WorkflowJobTemplateNodeLabelsList.as_view(), name='workflow_job_template_node_labels_list'),
+    re_path(r'^(?P<pk>[0-9]+)/instance_groups/$', WorkflowJobTemplateNodeInstanceGroupsList.as_view(), name='workflow_job_template_node_instance_groups_list'),
     re_path(r'^(?P<pk>[0-9]+)/create_approval_template/$', WorkflowJobTemplateNodeCreateApproval.as_view(), name='workflow_job_template_node_create_approval'),
 ]
 

awx/api/validators.py

@@ -0,0 +1,55 @@
+import re
+
+from django.core.validators import RegexValidator, validate_ipv46_address
+from django.core.exceptions import ValidationError
+
+
+class HostnameRegexValidator(RegexValidator):
+    """
+    Fully validates a domain name that is compliant with norms in Linux/RHEL
+        - Cannot start with a hyphen
+        - Cannot begin with, or end with a "."
+        - Cannot contain any whitespaces
+        - Entire hostname is max 255 chars (including dots)
+        - Each domain/label is between 1 and 63 characters, except top level domain, which must be at least 2 characters
+        - Supports ipv4, ipv6, simple hostnames and FQDNs
+        - Follows RFC 9210 (modern RFC 1123, 1178) requirements
+
+    Accepts an IP Address or Hostname as the argument
+    """
+
+    regex = '^[a-z0-9][-a-z0-9]*$|^([a-z0-9][-a-z0-9]{0,62}[.])*[a-z0-9][-a-z0-9]{1,62}$'
+    flags = re.IGNORECASE
+
+    def __call__(self, value):
+        regex_matches, err = self.__validate(value)
+        invalid_input = regex_matches if self.inverse_match else not regex_matches
+        if invalid_input:
+            if err is None:
+                err = ValidationError(self.message, code=self.code, params={"value": value})
+            raise err
+
+    def __str__(self):
+        return f"regex={self.regex}, message={self.message}, code={self.code}, inverse_match={self.inverse_match}, flags={self.flags}"
+
+    def __validate(self, value):
+
+        if ' ' in value:
+            return False, ValidationError("whitespaces in hostnames are illegal")
+
+        """
+        If we have an IP address, try and validate it.
+        """
+        try:
+            validate_ipv46_address(value)
+            return True, None
+        except ValidationError:
+            pass
+
+        """
+        By this point in the code, we probably have a simple hostname, FQDN or a strange hostname like "192.localhost.domain.101"
+        """
+        if not self.regex.match(value):
+            return False, ValidationError(f"illegal characters detected in hostname={value}. Please verify.")
+
+        return True, None

awx/api/views/__init__.py

@@ -22,6 +22,7 @@ from django.conf import settings
 from django.core.exceptions import FieldError, ObjectDoesNotExist
 from django.db.models import Q, Sum
 from django.db import IntegrityError, ProgrammingError, transaction, connection
+from django.db.models.fields.related import ManyToManyField, ForeignKey
 from django.shortcuts import get_object_or_404
 from django.utils.safestring import mark_safe
 from django.utils.timezone import now
@@ -68,7 +69,7 @@ from awx.api.generics import (
     APIView,
     BaseUsersList,
     CopyAPIView,
-    DeleteLastUnattachLabelMixin,
+    GenericCancelView,
     GenericAPIView,
     ListAPIView,
     ListCreateAPIView,
@@ -85,6 +86,7 @@ from awx.api.generics import (
     SubListCreateAttachDetachAPIView,
     SubListDestroyAPIView,
 )
+from awx.api.views.labels import LabelSubListCreateAttachDetachView
 from awx.api.versioning import reverse
 from awx.main import models
 from awx.main.utils import (
@@ -93,7 +95,7 @@ from awx.main.utils import (
     get_object_or_400,
     getattrd,
     get_pk_from_dict,
-    schedule_task_manager,
+    ScheduleWorkflowManager,
     ignore_inventory_computed_fields,
 )
 from awx.main.utils.encryption import encrypt_value
@@ -121,59 +123,9 @@ from awx.api.views.mixin import (
     UnifiedJobDeletionMixin,
     NoTruncateMixin,
 )
-from awx.api.views.organization import (  # noqa
-    OrganizationList,
-    OrganizationDetail,
-    OrganizationInventoriesList,
-    OrganizationUsersList,
-    OrganizationAdminsList,
-    OrganizationExecutionEnvironmentsList,
-    OrganizationProjectsList,
-    OrganizationJobTemplatesList,
-    OrganizationWorkflowJobTemplatesList,
-    OrganizationTeamsList,
-    OrganizationActivityStreamList,
-    OrganizationNotificationTemplatesList,
-    OrganizationNotificationTemplatesAnyList,
-    OrganizationNotificationTemplatesErrorList,
-    OrganizationNotificationTemplatesStartedList,
-    OrganizationNotificationTemplatesSuccessList,
-    OrganizationNotificationTemplatesApprovalList,
-    OrganizationInstanceGroupsList,
-    OrganizationGalaxyCredentialsList,
-    OrganizationAccessList,
-    OrganizationObjectRolesList,
-)
-from awx.api.views.inventory import (  # noqa
-    InventoryList,
-    InventoryDetail,
-    InventoryUpdateEventsList,
-    InventoryList,
-    InventoryDetail,
-    InventoryActivityStreamList,
-    InventoryInstanceGroupsList,
-    InventoryAccessList,
-    InventoryObjectRolesList,
-    InventoryJobTemplateList,
-    InventoryLabelList,
-    InventoryCopy,
-)
-from awx.api.views.mesh_visualizer import MeshVisualizer  # noqa
-from awx.api.views.root import (  # noqa
-    ApiRootView,
-    ApiOAuthAuthorizationRootView,
-    ApiVersionRootView,
-    ApiV2RootView,
-    ApiV2PingView,
-    ApiV2ConfigView,
-    ApiV2SubscriptionView,
-    ApiV2AttachView,
-)
-from awx.api.views.webhooks import WebhookKeyView, GithubWebhookReceiver, GitlabWebhookReceiver  # noqa
 from awx.api.pagination import UnifiedJobEventPagination
 from awx.main.utils import set_environ
 
-
 logger = logging.getLogger('awx.api.views')
 
 
@@ -358,7 +310,7 @@ class DashboardJobsGraphView(APIView):
         return Response(dashboard_data)
 
 
-class InstanceList(ListAPIView):
+class InstanceList(ListCreateAPIView):
 
     name = _("Instances")
     model = models.Instance
@@ -397,6 +349,17 @@ class InstanceUnifiedJobsList(SubListAPIView):
         return qs
 
 
+class InstancePeersList(SubListAPIView):
+
+    name = _("Instance Peers")
+    parent_model = models.Instance
+    model = models.Instance
+    serializer_class = serializers.InstanceSerializer
+    parent_access = 'read'
+    search_fields = {'hostname'}
+    relationship = 'peers'
+
+
 class InstanceInstanceGroupsList(InstanceGroupMembershipMixin, SubListCreateAttachDetachAPIView):
 
     name = _("Instance's Instance Groups")
@@ -429,8 +392,8 @@ class InstanceHealthCheck(GenericAPIView):
     permission_classes = (IsSystemAdminOrAuditor,)
 
     def get_queryset(self):
+        return super().get_queryset().filter(node_type='execution')
         # FIXME: For now, we don't have a good way of checking the health of a hop node.
-        return super().get_queryset().exclude(node_type='hop')
 
     def get(self, request, *args, **kwargs):
         obj = self.get_object()
@@ -439,40 +402,22 @@ class InstanceHealthCheck(GenericAPIView):
 
     def post(self, request, *args, **kwargs):
         obj = self.get_object()
+        if obj.health_check_pending:
+            return Response({'msg': f"Health check was already in progress for {obj.hostname}."}, status=status.HTTP_200_OK)
 
-        if obj.node_type == 'execution':
+        # Note: hop nodes are already excluded by the get_queryset method
+        obj.health_check_started = now()
+        obj.save(update_fields=['health_check_started'])
+        if obj.node_type == models.Instance.Types.EXECUTION:
             from awx.main.tasks.system import execution_node_health_check
 
-            runner_data = execution_node_health_check(obj.hostname)
-            obj.refresh_from_db()
-            data = self.get_serializer(data=request.data).to_representation(obj)
-            # Add in some extra unsaved fields
-            for extra_field in ('transmit_timing', 'run_timing'):
-                if extra_field in runner_data:
-                    data[extra_field] = runner_data[extra_field]
+            execution_node_health_check.apply_async([obj.hostname])
         else:
-            from awx.main.tasks.system import cluster_node_health_check
-
-            if settings.CLUSTER_HOST_ID == obj.hostname:
-                cluster_node_health_check(obj.hostname)
-            else:
-                cluster_node_health_check.apply_async([obj.hostname], queue=obj.hostname)
-                start_time = time.time()
-                prior_check_time = obj.last_health_check
-                while time.time() - start_time < 50.0:
-                    obj.refresh_from_db(fields=['last_health_check'])
-                    if obj.last_health_check != prior_check_time:
-                        break
-                    if time.time() - start_time < 1.0:
-                        time.sleep(0.1)
-                    else:
-                        time.sleep(1.0)
-                else:
-                    obj.mark_offline(errors=_('Health check initiated by user determined this instance to be unresponsive'))
-            obj.refresh_from_db()
-            data = self.get_serializer(data=request.data).to_representation(obj)
-
-        return Response(data, status=status.HTTP_200_OK)
+            return Response(
+                {"error": f"Cannot run a health check on instances of type {obj.node_type}.  Health checks can only be run on execution nodes."},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+        return Response({'msg': f"Health check is running for {obj.hostname}."}, status=status.HTTP_200_OK)
 
 
 class InstanceGroupList(ListCreateAPIView):
@@ -617,6 +562,19 @@ class ScheduleCredentialsList(LaunchConfigCredentialsBase):
     parent_model = models.Schedule
 
 
+class ScheduleLabelsList(LabelSubListCreateAttachDetachView):
+
+    parent_model = models.Schedule
+
+
+class ScheduleInstanceGroupList(SubListAttachDetachAPIView):
+
+    model = models.InstanceGroup
+    serializer_class = serializers.InstanceGroupSerializer
+    parent_model = models.Schedule
+    relationship = 'instance_groups'
+
+
 class ScheduleUnifiedJobsList(SubListAPIView):
 
     model = models.UnifiedJob
@@ -1020,20 +978,11 @@ class SystemJobEventsList(SubListAPIView):
         return job.get_event_queryset()
 
 
-class ProjectUpdateCancel(RetrieveAPIView):
+class ProjectUpdateCancel(GenericCancelView):
 
     model = models.ProjectUpdate
-    obj_permission_type = 'cancel'
     serializer_class = serializers.ProjectUpdateCancelSerializer
 
-    def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
-
 
 class ProjectUpdateNotificationsList(SubListAPIView):
 
@@ -2306,20 +2255,11 @@ class InventoryUpdateCredentialsList(SubListAPIView):
     relationship = 'credentials'
 
 
-class InventoryUpdateCancel(RetrieveAPIView):
+class InventoryUpdateCancel(GenericCancelView):
 
     model = models.InventoryUpdate
-    obj_permission_type = 'cancel'
     serializer_class = serializers.InventoryUpdateCancelSerializer
 
-    def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
-
 
 class InventoryUpdateNotificationsList(SubListAPIView):
 
@@ -2381,10 +2321,13 @@ class JobTemplateLaunch(RetrieveAPIView):
             for field, ask_field_name in modified_ask_mapping.items():
                 if not getattr(obj, ask_field_name):
                     data.pop(field, None)
-                elif field == 'inventory':
+                elif isinstance(getattr(obj.__class__, field).field, ForeignKey):
                     data[field] = getattrd(obj, "%s.%s" % (field, 'id'), None)
-                elif field == 'credentials':
-                    data[field] = [cred.id for cred in obj.credentials.all()]
+                elif isinstance(getattr(obj.__class__, field).field, ManyToManyField):
+                    if field == 'instance_groups':
+                        data[field] = []
+                        continue
+                    data[field] = [item.id for item in getattr(obj, field).all()]
                 else:
                     data[field] = getattr(obj, field)
         return data
@@ -2397,9 +2340,8 @@ class JobTemplateLaunch(RetrieveAPIView):
         """
         modern_data = data.copy()
 
-        id_fd = '{}_id'.format('inventory')
-        if 'inventory' not in modern_data and id_fd in modern_data:
-            modern_data['inventory'] = modern_data[id_fd]
+        if 'inventory' not in modern_data and 'inventory_id' in modern_data:
+            modern_data['inventory'] = modern_data['inventory_id']
 
         # credential passwords were historically provided as top-level attributes
         if 'credential_passwords' not in modern_data:
@@ -2719,28 +2661,9 @@ class JobTemplateCredentialsList(SubListCreateAttachDetachAPIView):
         return super(JobTemplateCredentialsList, self).is_valid_relation(parent, sub, created)
 
 
-class JobTemplateLabelList(DeleteLastUnattachLabelMixin, SubListCreateAttachDetachAPIView):
+class JobTemplateLabelList(LabelSubListCreateAttachDetachView):
 
-    model = models.Label
-    serializer_class = serializers.LabelSerializer
     parent_model = models.JobTemplate
-    relationship = 'labels'
-
-    def post(self, request, *args, **kwargs):
-        # If a label already exists in the database, attach it instead of erroring out
-        # that it already exists
-        if 'id' not in request.data and 'name' in request.data and 'organization' in request.data:
-            existing = models.Label.objects.filter(name=request.data['name'], organization_id=request.data['organization'])
-            if existing.exists():
-                existing = existing[0]
-                request.data['id'] = existing.id
-                del request.data['name']
-                del request.data['organization']
-        if models.Label.objects.filter(unifiedjobtemplate_labels=self.kwargs['pk']).count() > 100:
-            return Response(
-                dict(msg=_('Maximum number of labels for {} reached.'.format(self.parent_model._meta.verbose_name_raw))), status=status.HTTP_400_BAD_REQUEST
-            )
-        return super(JobTemplateLabelList, self).post(request, *args, **kwargs)
 
 
 class JobTemplateCallback(GenericAPIView):
@@ -2966,6 +2889,22 @@ class WorkflowJobNodeCredentialsList(SubListAPIView):
     relationship = 'credentials'
 
 
+class WorkflowJobNodeLabelsList(SubListAPIView):
+
+    model = models.Label
+    serializer_class = serializers.LabelSerializer
+    parent_model = models.WorkflowJobNode
+    relationship = 'labels'
+
+
+class WorkflowJobNodeInstanceGroupsList(SubListAttachDetachAPIView):
+
+    model = models.InstanceGroup
+    serializer_class = serializers.InstanceGroupSerializer
+    parent_model = models.WorkflowJobNode
+    relationship = 'instance_groups'
+
+
 class WorkflowJobTemplateNodeList(ListCreateAPIView):
 
     model = models.WorkflowJobTemplateNode
@@ -2984,6 +2923,19 @@ class WorkflowJobTemplateNodeCredentialsList(LaunchConfigCredentialsBase):
     parent_model = models.WorkflowJobTemplateNode
 
 
+class WorkflowJobTemplateNodeLabelsList(LabelSubListCreateAttachDetachView):
+
+    parent_model = models.WorkflowJobTemplateNode
+
+
+class WorkflowJobTemplateNodeInstanceGroupsList(SubListAttachDetachAPIView):
+
+    model = models.InstanceGroup
+    serializer_class = serializers.InstanceGroupSerializer
+    parent_model = models.WorkflowJobTemplateNode
+    relationship = 'instance_groups'
+
+
 class WorkflowJobTemplateNodeChildrenBaseList(EnforceParentRelationshipMixin, SubListCreateAttachDetachAPIView):
 
     model = models.WorkflowJobTemplateNode
@@ -3082,8 +3034,7 @@ class WorkflowJobNodeChildrenBaseList(SubListAPIView):
     search_fields = ('unified_job_template__name', 'unified_job_template__description')
 
     #
-    # Limit the set of WorkflowJobeNodes to the related nodes of specified by
-    #'relationship'
+    # Limit the set of WorkflowJobNodes to the related nodes of specified by self.relationship
     #
     def get_queryset(self):
         parent = self.get_parent_object()
@@ -3196,13 +3147,17 @@ class WorkflowJobTemplateLaunch(RetrieveAPIView):
                 data['extra_vars'] = extra_vars
             modified_ask_mapping = models.WorkflowJobTemplate.get_ask_mapping()
             modified_ask_mapping.pop('extra_vars')
-            for field_name, ask_field_name in obj.get_ask_mapping().items():
+
+            for field, ask_field_name in modified_ask_mapping.items():
                 if not getattr(obj, ask_field_name):
-                    data.pop(field_name, None)
-                elif field_name == 'inventory':
-                    data[field_name] = getattrd(obj, "%s.%s" % (field_name, 'id'), None)
+                    data.pop(field, None)
+                elif isinstance(getattr(obj.__class__, field).field, ForeignKey):
+                    data[field] = getattrd(obj, "%s.%s" % (field, 'id'), None)
+                elif isinstance(getattr(obj.__class__, field).field, ManyToManyField):
+                    data[field] = [item.id for item in getattr(obj, field).all()]
                 else:
-                    data[field_name] = getattr(obj, field_name)
+                    data[field] = getattr(obj, field)
+
         return data
 
     def post(self, request, *args, **kwargs):
@@ -3381,20 +3336,15 @@ class WorkflowJobWorkflowNodesList(SubListAPIView):
         return super(WorkflowJobWorkflowNodesList, self).get_queryset().order_by('id')
 
 
-class WorkflowJobCancel(RetrieveAPIView):
+class WorkflowJobCancel(GenericCancelView):
 
     model = models.WorkflowJob
-    obj_permission_type = 'cancel'
     serializer_class = serializers.WorkflowJobCancelSerializer
 
     def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            schedule_task_manager()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
+        r = super().post(request, *args, **kwargs)
+        ScheduleWorkflowManager().schedule()
+        return r
 
 
 class WorkflowJobNotificationsList(SubListAPIView):
@@ -3550,20 +3500,11 @@ class JobActivityStreamList(SubListAPIView):
     search_fields = ('changes',)
 
 
-class JobCancel(RetrieveAPIView):
+class JobCancel(GenericCancelView):
 
     model = models.Job
-    obj_permission_type = 'cancel'
     serializer_class = serializers.JobCancelSerializer
 
-    def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
-
 
 class JobRelaunch(RetrieveAPIView):
 
@@ -3689,15 +3630,21 @@ class JobCreateSchedule(RetrieveAPIView):
             extra_data=config.extra_data,
             survey_passwords=config.survey_passwords,
             inventory=config.inventory,
+            execution_environment=config.execution_environment,
             char_prompts=config.char_prompts,
             credentials=set(config.credentials.all()),
+            labels=set(config.labels.all()),
+            instance_groups=list(config.instance_groups.all()),
         )
         if not request.user.can_access(models.Schedule, 'add', schedule_data):
             raise PermissionDenied()
 
-        creds_list = schedule_data.pop('credentials')
+        related_fields = ('credentials', 'labels', 'instance_groups')
+        related = [schedule_data.pop(relationship) for relationship in related_fields]
         schedule = models.Schedule.objects.create(**schedule_data)
-        schedule.credentials.add(*creds_list)
+        for relationship, items in zip(related_fields, related):
+            for item in items:
+                getattr(schedule, relationship).add(item)
 
         data = serializers.ScheduleSerializer(schedule, context=self.get_serializer_context()).data
         data.serializer.instance = None  # hack to avoid permissions.py assuming this is Job model
@@ -3839,7 +3786,7 @@ class JobJobEventsList(BaseJobEventsList):
     def get_queryset(self):
         job = self.get_parent_object()
         self.check_parent_access(job)
-        return job.get_event_queryset().select_related('host').order_by('start_line')
+        return job.get_event_queryset().prefetch_related('job__job_template', 'host').order_by('start_line')
 
 
 class JobJobEventsChildrenSummary(APIView):
@@ -4028,20 +3975,11 @@ class AdHocCommandDetail(UnifiedJobDeletionMixin, RetrieveDestroyAPIView):
     serializer_class = serializers.AdHocCommandDetailSerializer
 
 
-class AdHocCommandCancel(RetrieveAPIView):
+class AdHocCommandCancel(GenericCancelView):
 
     model = models.AdHocCommand
-    obj_permission_type = 'cancel'
     serializer_class = serializers.AdHocCommandCancelSerializer
 
-    def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
-
 
 class AdHocCommandRelaunch(GenericAPIView):
 
@@ -4176,20 +4114,11 @@ class SystemJobDetail(UnifiedJobDeletionMixin, RetrieveDestroyAPIView):
     serializer_class = serializers.SystemJobSerializer
 
 
-class SystemJobCancel(RetrieveAPIView):
+class SystemJobCancel(GenericCancelView):
 
     model = models.SystemJob
-    obj_permission_type = 'cancel'
     serializer_class = serializers.SystemJobCancelSerializer
 
-    def post(self, request, *args, **kwargs):
-        obj = self.get_object()
-        if obj.can_cancel:
-            obj.cancel()
-            return Response(status=status.HTTP_202_ACCEPTED)
-        else:
-            return self.http_method_not_allowed(request, *args, **kwargs)
-
 
 class SystemJobNotificationsList(SubListAPIView):
 
@@ -4428,18 +4357,6 @@ class NotificationDetail(RetrieveAPIView):
     serializer_class = serializers.NotificationSerializer
 
 
-class LabelList(ListCreateAPIView):
-
-    model = models.Label
-    serializer_class = serializers.LabelSerializer
-
-
-class LabelDetail(RetrieveUpdateAPIView):
-
-    model = models.Label
-    serializer_class = serializers.LabelSerializer
-
-
 class ActivityStreamList(SimpleListAPIView):
 
     model = models.ActivityStream

awx/api/views/debug.py

@@ -0,0 +1,68 @@
+from collections import OrderedDict
+
+from django.conf import settings
+
+from rest_framework.permissions import AllowAny
+from rest_framework.response import Response
+from awx.api.generics import APIView
+
+from awx.main.scheduler import TaskManager, DependencyManager, WorkflowManager
+
+
+class TaskManagerDebugView(APIView):
+    _ignore_model_permissions = True
+    exclude_from_schema = True
+    permission_classes = [AllowAny]
+    prefix = 'Task'
+
+    def get(self, request):
+        TaskManager().schedule()
+        if not settings.AWX_DISABLE_TASK_MANAGERS:
+            msg = f"Running {self.prefix} manager. To disable other triggers to the {self.prefix} manager, set AWX_DISABLE_TASK_MANAGERS to True"
+        else:
+            msg = f"AWX_DISABLE_TASK_MANAGERS is True, this view is the only way to trigger the {self.prefix} manager"
+        return Response(msg)
+
+
+class DependencyManagerDebugView(APIView):
+    _ignore_model_permissions = True
+    exclude_from_schema = True
+    permission_classes = [AllowAny]
+    prefix = 'Dependency'
+
+    def get(self, request):
+        DependencyManager().schedule()
+        if not settings.AWX_DISABLE_TASK_MANAGERS:
+            msg = f"Running {self.prefix} manager. To disable other triggers to the {self.prefix} manager, set AWX_DISABLE_TASK_MANAGERS to True"
+        else:
+            msg = f"AWX_DISABLE_TASK_MANAGERS is True, this view is the only way to trigger the {self.prefix} manager"
+        return Response(msg)
+
+
+class WorkflowManagerDebugView(APIView):
+    _ignore_model_permissions = True
+    exclude_from_schema = True
+    permission_classes = [AllowAny]
+    prefix = 'Workflow'
+
+    def get(self, request):
+        WorkflowManager().schedule()
+        if not settings.AWX_DISABLE_TASK_MANAGERS:
+            msg = f"Running {self.prefix} manager. To disable other triggers to the {self.prefix} manager, set AWX_DISABLE_TASK_MANAGERS to True"
+        else:
+            msg = f"AWX_DISABLE_TASK_MANAGERS is True, this view is the only way to trigger the {self.prefix} manager"
+        return Response(msg)
+
+
+class DebugRootView(APIView):
+    _ignore_model_permissions = True
+    exclude_from_schema = True
+    permission_classes = [AllowAny]
+
+    def get(self, request, format=None):
+        '''List of available debug urls'''
+        data = OrderedDict()
+        data['task_manager'] = '/api/debug/task_manager/'
+        data['dependency_manager'] = '/api/debug/dependency_manager/'
+        data['workflow_manager'] = '/api/debug/workflow_manager/'
+        return Response(data)

awx/api/views/instance_install_bundle.py

@@ -0,0 +1,199 @@
+# Copyright (c) 2018 Red Hat, Inc.
+# All Rights Reserved.
+
+import datetime
+import io
+import ipaddress
+import os
+import tarfile
+
+import asn1
+from awx.api import serializers
+from awx.api.generics import GenericAPIView, Response
+from awx.api.permissions import IsSystemAdminOrAuditor
+from awx.main import models
+from cryptography import x509
+from cryptography.hazmat.primitives import hashes, serialization
+from cryptography.hazmat.primitives.asymmetric import rsa
+from cryptography.x509 import DNSName, IPAddress, ObjectIdentifier, OtherName
+from cryptography.x509.oid import NameOID
+from django.http import HttpResponse
+from django.template.loader import render_to_string
+from django.utils.translation import gettext_lazy as _
+from rest_framework import status
+
+# Red Hat has an OID namespace (RHANANA). Receptor has its own designation under that.
+RECEPTOR_OID = "1.3.6.1.4.1.2312.19.1"
+
+# generate install bundle for the instance
+# install bundle directory structure
+# ├── install_receptor.yml (playbook)
+# ├── inventory.yml
+# ├── group_vars
+# │   └── all.yml
+# ├── receptor
+# │   ├── tls
+# │   │   ├── ca
+# │   │   │   └── receptor-ca.crt
+# │   │   ├── receptor.crt
+# │   │   └── receptor.key
+# │   └── work-public-key.pem
+# └── requirements.yml
+class InstanceInstallBundle(GenericAPIView):
+
+    name = _('Install Bundle')
+    model = models.Instance
+    serializer_class = serializers.InstanceSerializer
+    permission_classes = (IsSystemAdminOrAuditor,)
+
+    def get(self, request, *args, **kwargs):
+        instance_obj = self.get_object()
+
+        if instance_obj.node_type not in ('execution',):
+            return Response(
+                data=dict(msg=_('Install bundle can only be generated for execution nodes.')),
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        with io.BytesIO() as f:
+            with tarfile.open(fileobj=f, mode='w:gz') as tar:
+                # copy /etc/receptor/tls/ca/receptor-ca.crt to receptor/tls/ca in the tar file
+                tar.add(
+                    os.path.realpath('/etc/receptor/tls/ca/receptor-ca.crt'), arcname=f"{instance_obj.hostname}_install_bundle/receptor/tls/ca/receptor-ca.crt"
+                )
+
+                # copy /etc/receptor/signing/work-public-key.pem to receptor/work-public-key.pem
+                tar.add('/etc/receptor/signing/work-public-key.pem', arcname=f"{instance_obj.hostname}_install_bundle/receptor/work-public-key.pem")
+
+                # generate and write the receptor key to receptor/tls/receptor.key in the tar file
+                key, cert = generate_receptor_tls(instance_obj)
+
+                key_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/receptor/tls/receptor.key")
+                key_tarinfo.size = len(key)
+                tar.addfile(key_tarinfo, io.BytesIO(key))
+
+                cert_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/receptor/tls/receptor.crt")
+                cert_tarinfo.size = len(cert)
+                tar.addfile(cert_tarinfo, io.BytesIO(cert))
+
+                # generate and write install_receptor.yml to the tar file
+                playbook = generate_playbook().encode('utf-8')
+                playbook_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/install_receptor.yml")
+                playbook_tarinfo.size = len(playbook)
+                tar.addfile(playbook_tarinfo, io.BytesIO(playbook))
+
+                # generate and write inventory.yml to the tar file
+                inventory_yml = generate_inventory_yml(instance_obj).encode('utf-8')
+                inventory_yml_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/inventory.yml")
+                inventory_yml_tarinfo.size = len(inventory_yml)
+                tar.addfile(inventory_yml_tarinfo, io.BytesIO(inventory_yml))
+
+                # generate and write group_vars/all.yml to the tar file
+                group_vars = generate_group_vars_all_yml(instance_obj).encode('utf-8')
+                group_vars_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/group_vars/all.yml")
+                group_vars_tarinfo.size = len(group_vars)
+                tar.addfile(group_vars_tarinfo, io.BytesIO(group_vars))
+
+                # generate and write requirements.yml to the tar file
+                requirements_yml = generate_requirements_yml().encode('utf-8')
+                requirements_yml_tarinfo = tarfile.TarInfo(f"{instance_obj.hostname}_install_bundle/requirements.yml")
+                requirements_yml_tarinfo.size = len(requirements_yml)
+                tar.addfile(requirements_yml_tarinfo, io.BytesIO(requirements_yml))
+
+            # respond with the tarfile
+            f.seek(0)
+            response = HttpResponse(f.read(), status=status.HTTP_200_OK)
+            response['Content-Disposition'] = f"attachment; filename={instance_obj.hostname}_install_bundle.tar.gz"
+            return response
+
+
+def generate_playbook():
+    return render_to_string("instance_install_bundle/install_receptor.yml")
+
+
+def generate_requirements_yml():
+    return render_to_string("instance_install_bundle/requirements.yml")
+
+
+def generate_inventory_yml(instance_obj):
+    return render_to_string("instance_install_bundle/inventory.yml", context=dict(instance=instance_obj))
+
+
+def generate_group_vars_all_yml(instance_obj):
+    return render_to_string("instance_install_bundle/group_vars/all.yml", context=dict(instance=instance_obj))
+
+
+def generate_receptor_tls(instance_obj):
+    # generate private key for the receptor
+    key = rsa.generate_private_key(public_exponent=65537, key_size=2048)
+
+    # encode receptor hostname to asn1
+    hostname = instance_obj.hostname
+    encoder = asn1.Encoder()
+    encoder.start()
+    encoder.write(hostname.encode(), nr=asn1.Numbers.UTF8String)
+    hostname_asn1 = encoder.output()
+
+    san_params = [
+        DNSName(hostname),
+        OtherName(ObjectIdentifier(RECEPTOR_OID), hostname_asn1),
+    ]
+
+    try:
+        san_params.append(IPAddress(ipaddress.IPv4Address(hostname)))
+    except ipaddress.AddressValueError:
+        pass
+
+    # generate certificate for the receptor
+    csr = (
+        x509.CertificateSigningRequestBuilder()
+        .subject_name(
+            x509.Name(
+                [
+                    x509.NameAttribute(NameOID.COMMON_NAME, hostname),
+                ]
+            )
+        )
+        .add_extension(
+            x509.SubjectAlternativeName(san_params),
+            critical=False,
+        )
+        .sign(key, hashes.SHA256())
+    )
+
+    # sign csr with the receptor ca key from /etc/receptor/ca/receptor-ca.key
+    with open('/etc/receptor/tls/ca/receptor-ca.key', 'rb') as f:
+        ca_key = serialization.load_pem_private_key(
+            f.read(),
+            password=None,
+        )
+
+    with open('/etc/receptor/tls/ca/receptor-ca.crt', 'rb') as f:
+        ca_cert = x509.load_pem_x509_certificate(f.read())
+
+    cert = (
+        x509.CertificateBuilder()
+        .subject_name(csr.subject)
+        .issuer_name(ca_cert.issuer)
+        .public_key(csr.public_key())
+        .serial_number(x509.random_serial_number())
+        .not_valid_before(datetime.datetime.utcnow())
+        .not_valid_after(datetime.datetime.utcnow() + datetime.timedelta(days=3650))
+        .add_extension(
+            csr.extensions.get_extension_for_class(x509.SubjectAlternativeName).value,
+            critical=csr.extensions.get_extension_for_class(x509.SubjectAlternativeName).critical,
+        )
+        .sign(ca_key, hashes.SHA256())
+    )
+
+    key = key.private_bytes(
+        encoding=serialization.Encoding.PEM,
+        format=serialization.PrivateFormat.TraditionalOpenSSL,
+        encryption_algorithm=serialization.NoEncryption(),
+    )
+
+    cert = cert.public_bytes(
+        encoding=serialization.Encoding.PEM,
+    )
+
+    return key, cert

awx/api/views/inventory.py

@@ -18,8 +18,6 @@ from rest_framework import status
 # AWX
 from awx.main.models import ActivityStream, Inventory, JobTemplate, Role, User, InstanceGroup, InventoryUpdateEvent, InventoryUpdate
 
-from awx.main.models.label import Label
-
 from awx.api.generics import (
     ListCreateAPIView,
     RetrieveUpdateDestroyAPIView,
@@ -27,9 +25,8 @@ from awx.api.generics import (
     SubListAttachDetachAPIView,
     ResourceAccessList,
     CopyAPIView,
-    DeleteLastUnattachLabelMixin,
-    SubListCreateAttachDetachAPIView,
 )
+from awx.api.views.labels import LabelSubListCreateAttachDetachView
 
 
 from awx.api.serializers import (
@@ -39,7 +36,6 @@ from awx.api.serializers import (
     InstanceGroupSerializer,
     InventoryUpdateEventSerializer,
     JobTemplateSerializer,
-    LabelSerializer,
 )
 from awx.api.views.mixin import RelatedJobsPreventDeleteMixin
 
@@ -157,28 +153,9 @@ class InventoryJobTemplateList(SubListAPIView):
         return qs.filter(inventory=parent)
 
 
-class InventoryLabelList(DeleteLastUnattachLabelMixin, SubListCreateAttachDetachAPIView, SubListAPIView):
+class InventoryLabelList(LabelSubListCreateAttachDetachView):
 
-    model = Label
-    serializer_class = LabelSerializer
     parent_model = Inventory
-    relationship = 'labels'
-
-    def post(self, request, *args, **kwargs):
-        # If a label already exists in the database, attach it instead of erroring out
-        # that it already exists
-        if 'id' not in request.data and 'name' in request.data and 'organization' in request.data:
-            existing = Label.objects.filter(name=request.data['name'], organization_id=request.data['organization'])
-            if existing.exists():
-                existing = existing[0]
-                request.data['id'] = existing.id
-                del request.data['name']
-                del request.data['organization']
-        if Label.objects.filter(inventory_labels=self.kwargs['pk']).count() > 100:
-            return Response(
-                dict(msg=_('Maximum number of labels for {} reached.'.format(self.parent_model._meta.verbose_name_raw))), status=status.HTTP_400_BAD_REQUEST
-            )
-        return super(InventoryLabelList, self).post(request, *args, **kwargs)
 
 
 class InventoryCopy(CopyAPIView):

awx/api/views/labels.py

@@ -0,0 +1,71 @@
+# AWX
+from awx.api.generics import SubListCreateAttachDetachAPIView, RetrieveUpdateAPIView, ListCreateAPIView
+from awx.main.models import Label
+from awx.api.serializers import LabelSerializer
+
+# Django
+from django.utils.translation import gettext_lazy as _
+
+# Django REST Framework
+from rest_framework.response import Response
+from rest_framework.status import HTTP_400_BAD_REQUEST
+
+
+class LabelSubListCreateAttachDetachView(SubListCreateAttachDetachAPIView):
+    """
+    For related labels lists like /api/v2/inventories/N/labels/
+
+    We want want the last instance to be deleted from the database
+    when the last disassociate happens.
+
+    Subclasses need to define parent_model
+    """
+
+    model = Label
+    serializer_class = LabelSerializer
+    relationship = 'labels'
+
+    def unattach(self, request, *args, **kwargs):
+        (sub_id, res) = super().unattach_validate(request)
+        if res:
+            return res
+
+        res = super().unattach_by_id(request, sub_id)
+
+        obj = self.model.objects.get(id=sub_id)
+
+        if obj.is_detached():
+            obj.delete()
+
+        return res
+
+    def post(self, request, *args, **kwargs):
+        # If a label already exists in the database, attach it instead of erroring out
+        # that it already exists
+        if 'id' not in request.data and 'name' in request.data and 'organization' in request.data:
+            existing = Label.objects.filter(name=request.data['name'], organization_id=request.data['organization'])
+            if existing.exists():
+                existing = existing[0]
+                request.data['id'] = existing.id
+                del request.data['name']
+                del request.data['organization']
+
+        # Give a 400 error if we have attached too many labels to this object
+        label_filter = self.parent_model._meta.get_field(self.relationship).remote_field.name
+        if Label.objects.filter(**{label_filter: self.kwargs['pk']}).count() > 100:
+            return Response(dict(msg=_(f'Maximum number of labels for {self.parent_model._meta.verbose_name_raw} reached.')), status=HTTP_400_BAD_REQUEST)
+
+        return super().post(request, *args, **kwargs)
+
+
+class LabelDetail(RetrieveUpdateAPIView):
+
+    model = Label
+    serializer_class = LabelSerializer
+
+
+class LabelList(ListCreateAPIView):
+
+    name = _("Labels")
+    model = Label
+    serializer_class = LabelSerializer

awx/conf/settings.py

@@ -80,7 +80,7 @@ def _ctit_db_wrapper(trans_safe=False):
         yield
     except DBError as exc:
         if trans_safe:
-            level = logger.exception
+            level = logger.warning
             if isinstance(exc, ProgrammingError):
                 if 'relation' in str(exc) and 'does not exist' in str(exc):
                     # this generally means we can't fetch Tower configuration
@@ -89,7 +89,7 @@ def _ctit_db_wrapper(trans_safe=False):
                     # has come up *before* the database has finished migrating, and
                     # especially that the conf.settings table doesn't exist yet
                     level = logger.debug
-            level('Database settings are not available, using defaults.')
+            level(f'Database settings are not available, using defaults. error: {str(exc)}')
         else:
             logger.exception('Error modifying something related to database settings.')
     finally:

awx/main/access.py

@@ -12,7 +12,7 @@ from django.conf import settings
 from django.db.models import Q, Prefetch
 from django.contrib.auth.models import User
 from django.utils.translation import gettext_lazy as _
-from django.core.exceptions import ObjectDoesNotExist
+from django.core.exceptions import ObjectDoesNotExist, FieldDoesNotExist
 
 # Django REST Framework
 from rest_framework.exceptions import ParseError, PermissionDenied
@@ -281,13 +281,23 @@ class BaseAccess(object):
         """
         return True
 
+    def assure_relationship_exists(self, obj, relationship):
+        if '.' in relationship:
+            return  # not attempting validation for complex relationships now
+        try:
+            obj._meta.get_field(relationship)
+        except FieldDoesNotExist:
+            raise NotImplementedError(f'The relationship {relationship} does not exist for model {type(obj)}')
+
     def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
+        self.assure_relationship_exists(obj, relationship)
         if skip_sub_obj_read_check:
             return self.can_change(obj, None)
         else:
             return bool(self.can_change(obj, None) and self.user.can_access(type(sub_obj), 'read', sub_obj))
 
     def can_unattach(self, obj, sub_obj, relationship, data=None):
+        self.assure_relationship_exists(obj, relationship)
         return self.can_change(obj, data)
 
     def check_related(self, field, Model, data, role_field='admin_role', obj=None, mandatory=False):
@@ -328,6 +338,8 @@ class BaseAccess(object):
             role = getattr(resource, role_field, None)
             if role is None:
                 # Handle special case where resource does not have direct roles
+                if role_field == 'read_role':
+                    return self.user.can_access(type(resource), 'read', resource)
                 access_method_type = {'admin_role': 'change', 'execute_role': 'start'}[role_field]
                 return self.user.can_access(type(resource), access_method_type, resource, None)
             return self.user in role
@@ -499,6 +511,21 @@ class BaseAccess(object):
         return False
 
 
+class UnifiedCredentialsMixin(BaseAccess):
+    """
+    The credentials many-to-many is a standard relationship for JT, jobs, and others
+    Permission to attach is always use permission, and permission to unattach is admin to the parent object
+    """
+
+    @check_superuser
+    def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
+        if relationship == 'credentials':
+            if not isinstance(sub_obj, Credential):
+                raise RuntimeError(f'Can only attach credentials to credentials relationship, got {type(sub_obj)}')
+            return self.can_change(obj, None) and (self.user in sub_obj.use_role)
+        return super().can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
+
+
 class NotificationAttachMixin(BaseAccess):
     """For models that can have notifications attached
 
@@ -552,7 +579,8 @@ class InstanceAccess(BaseAccess):
         return super(InstanceAccess, self).can_unattach(obj, sub_obj, relationship, relationship, data=data)
 
     def can_add(self, data):
-        return False
+
+        return self.user.is_superuser
 
     def can_change(self, obj, data):
         return False
@@ -965,9 +993,6 @@ class HostAccess(BaseAccess):
         if data and 'name' in data:
             self.check_license(add_host_name=data['name'])
 
-            # Check the per-org limit
-            self.check_org_host_limit({'inventory': obj.inventory}, add_host_name=data['name'])
-
         # Checks for admin or change permission on inventory, controls whether
         # the user can edit variable data.
         return obj and self.user in obj.inventory.admin_role
@@ -1031,7 +1056,7 @@ class GroupAccess(BaseAccess):
         return bool(obj and self.user in obj.inventory.admin_role)
 
 
-class InventorySourceAccess(NotificationAttachMixin, BaseAccess):
+class InventorySourceAccess(NotificationAttachMixin, UnifiedCredentialsMixin, BaseAccess):
     """
     I can see inventory sources whenever I can see their inventory.
     I can change inventory sources whenever I can change their inventory.
@@ -1075,18 +1100,6 @@ class InventorySourceAccess(NotificationAttachMixin, BaseAccess):
             return self.user in obj.inventory.update_role
         return False
 
-    @check_superuser
-    def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        if relationship == 'credentials' and isinstance(sub_obj, Credential):
-            return obj and obj.inventory and self.user in obj.inventory.admin_role and self.user in sub_obj.use_role
-        return super(InventorySourceAccess, self).can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
-
-    @check_superuser
-    def can_unattach(self, obj, sub_obj, relationship, *args, **kwargs):
-        if relationship == 'credentials' and isinstance(sub_obj, Credential):
-            return obj and obj.inventory and self.user in obj.inventory.admin_role
-        return super(InventorySourceAccess, self).can_attach(obj, sub_obj, relationship, *args, **kwargs)
-
 
 class InventoryUpdateAccess(BaseAccess):
     """
@@ -1485,7 +1498,7 @@ class ProjectUpdateAccess(BaseAccess):
         return obj and self.user in obj.project.admin_role
 
 
-class JobTemplateAccess(NotificationAttachMixin, BaseAccess):
+class JobTemplateAccess(NotificationAttachMixin, UnifiedCredentialsMixin, BaseAccess):
     """
     I can see job templates when:
      - I have read role for the job template.
@@ -1549,8 +1562,7 @@ class JobTemplateAccess(NotificationAttachMixin, BaseAccess):
             if self.user not in inventory.use_role:
                 return False
 
-        ee = get_value(ExecutionEnvironment, 'execution_environment')
-        if ee and not self.user.can_access(ExecutionEnvironment, 'read', ee):
+        if not self.check_related('execution_environment', ExecutionEnvironment, data, role_field='read_role'):
             return False
 
         project = get_value(Project, 'project')
@@ -1600,10 +1612,8 @@ class JobTemplateAccess(NotificationAttachMixin, BaseAccess):
         if self.changes_are_non_sensitive(obj, data):
             return True
 
-        if data.get('execution_environment'):
-            ee = get_object_from_data('execution_environment', ExecutionEnvironment, data)
-            if not self.user.can_access(ExecutionEnvironment, 'read', ee):
-                return False
+        if not self.check_related('execution_environment', ExecutionEnvironment, data, obj=obj, role_field='read_role'):
+            return False
 
         for required_field, cls in (('inventory', Inventory), ('project', Project)):
             is_mandatory = True
@@ -1667,17 +1677,13 @@ class JobTemplateAccess(NotificationAttachMixin, BaseAccess):
             if not obj.organization:
                 return False
             return self.user.can_access(type(sub_obj), "read", sub_obj) and self.user in obj.organization.admin_role
-        if relationship == 'credentials' and isinstance(sub_obj, Credential):
-            return self.user in obj.admin_role and self.user in sub_obj.use_role
         return super(JobTemplateAccess, self).can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
 
     @check_superuser
     def can_unattach(self, obj, sub_obj, relationship, *args, **kwargs):
         if relationship == "instance_groups":
             return self.can_attach(obj, sub_obj, relationship, *args, **kwargs)
-        if relationship == 'credentials' and isinstance(sub_obj, Credential):
-            return self.user in obj.admin_role
-        return super(JobTemplateAccess, self).can_attach(obj, sub_obj, relationship, *args, **kwargs)
+        return super(JobTemplateAccess, self).can_unattach(obj, sub_obj, relationship, *args, **kwargs)
 
 
 class JobAccess(BaseAccess):
@@ -1824,7 +1830,7 @@ class SystemJobAccess(BaseAccess):
         return False  # no relaunching of system jobs
 
 
-class JobLaunchConfigAccess(BaseAccess):
+class JobLaunchConfigAccess(UnifiedCredentialsMixin, BaseAccess):
     """
     Launch configs must have permissions checked for
      - relaunching
@@ -1832,63 +1838,69 @@ class JobLaunchConfigAccess(BaseAccess):
 
     In order to create a new object with a copy of this launch config, I need:
      - use access to related inventory (if present)
+     - read access to Execution Environment (if present), unless the specified ee is already in the template
      - use role to many-related credentials (if any present)
+     - read access to many-related labels (if any present), unless the specified label is already in the template
+     - read access to many-related instance groups (if any present), unless the specified instance group is already in the template
     """
 
     model = JobLaunchConfig
     select_related = 'job'
     prefetch_related = ('credentials', 'inventory')
 
-    def _unusable_creds_exist(self, qs):
-        return qs.exclude(pk__in=Credential._accessible_pk_qs(Credential, self.user, 'use_role')).exists()
+    M2M_CHECKS = {'credentials': Credential, 'labels': Label, 'instance_groups': InstanceGroup}
 
-    def has_credentials_access(self, obj):
-        # user has access if no related credentials exist that the user lacks use role for
-        return not self._unusable_creds_exist(obj.credentials)
+    def _related_filtered_queryset(self, cls):
+        if cls is Label:
+            return LabelAccess(self.user).filtered_queryset()
+        elif cls is InstanceGroup:
+            return InstanceGroupAccess(self.user).filtered_queryset()
+        else:
+            return cls._accessible_pk_qs(cls, self.user, 'use_role')
+
+    def has_obj_m2m_access(self, obj):
+        for relationship, cls in self.M2M_CHECKS.items():
+            if getattr(obj, relationship).exclude(pk__in=self._related_filtered_queryset(cls)).exists():
+                return False
+        return True
 
     @check_superuser
     def can_add(self, data, template=None):
         # This is a special case, we don't check related many-to-many elsewhere
         # launch RBAC checks use this
-        if 'credentials' in data and data['credentials'] or 'reference_obj' in data:
-            if 'reference_obj' in data:
-                prompted_cred_qs = data['reference_obj'].credentials.all()
-            else:
-                # If given model objects, only use the primary key from them
-                cred_pks = [cred.pk for cred in data['credentials']]
-                if template:
-                    for cred in template.credentials.all():
-                        if cred.pk in cred_pks:
-                            cred_pks.remove(cred.pk)
-                prompted_cred_qs = Credential.objects.filter(pk__in=cred_pks)
-            if self._unusable_creds_exist(prompted_cred_qs):
+        if 'reference_obj' in data:
+            if not self.has_obj_m2m_access(data['reference_obj']):
                 return False
-        return self.check_related('inventory', Inventory, data, role_field='use_role')
+        else:
+            for relationship, cls in self.M2M_CHECKS.items():
+                if relationship in data and data[relationship]:
+                    # If given model objects, only use the primary key from them
+                    sub_obj_pks = [sub_obj.pk for sub_obj in data[relationship]]
+                    if template:
+                        for sub_obj in getattr(template, relationship).all():
+                            if sub_obj.pk in sub_obj_pks:
+                                sub_obj_pks.remove(sub_obj.pk)
+                    if cls.objects.filter(pk__in=sub_obj_pks).exclude(pk__in=self._related_filtered_queryset(cls)).exists():
+                        return False
+        return self.check_related('inventory', Inventory, data, role_field='use_role') and self.check_related(
+            'execution_environment', ExecutionEnvironment, data, role_field='read_role'
+        )
 
     @check_superuser
     def can_use(self, obj):
-        return self.check_related('inventory', Inventory, {}, obj=obj, role_field='use_role', mandatory=True) and self.has_credentials_access(obj)
+        return (
+            self.has_obj_m2m_access(obj)
+            and self.check_related('inventory', Inventory, {}, obj=obj, role_field='use_role', mandatory=True)
+            and self.check_related('execution_environment', ExecutionEnvironment, {}, obj=obj, role_field='read_role')
+        )
 
     def can_change(self, obj, data):
-        return self.check_related('inventory', Inventory, data, obj=obj, role_field='use_role')
-
-    def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        if isinstance(sub_obj, Credential) and relationship == 'credentials':
-            return self.user in sub_obj.use_role
-        else:
-            raise NotImplementedError('Only credentials can be attached to launch configurations.')
-
-    def can_unattach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        if isinstance(sub_obj, Credential) and relationship == 'credentials':
-            if skip_sub_obj_read_check:
-                return True
-            else:
-                return self.user in sub_obj.read_role
-        else:
-            raise NotImplementedError('Only credentials can be attached to launch configurations.')
+        return self.check_related('inventory', Inventory, data, obj=obj, role_field='use_role') and self.check_related(
+            'execution_environment', ExecutionEnvironment, data, obj=obj, role_field='read_role'
+        )
 
 
-class WorkflowJobTemplateNodeAccess(BaseAccess):
+class WorkflowJobTemplateNodeAccess(UnifiedCredentialsMixin, BaseAccess):
     """
     I can see/use a WorkflowJobTemplateNode if I have read permission
         to associated Workflow Job Template
@@ -1911,7 +1923,7 @@ class WorkflowJobTemplateNodeAccess(BaseAccess):
     """
 
     model = WorkflowJobTemplateNode
-    prefetch_related = ('success_nodes', 'failure_nodes', 'always_nodes', 'unified_job_template', 'credentials', 'workflow_job_template')
+    prefetch_related = ('success_nodes', 'failure_nodes', 'always_nodes', 'unified_job_template', 'workflow_job_template')
 
     def filtered_queryset(self):
         return self.model.objects.filter(workflow_job_template__in=WorkflowJobTemplate.accessible_objects(self.user, 'read_role'))
@@ -1923,7 +1935,8 @@ class WorkflowJobTemplateNodeAccess(BaseAccess):
         return (
             self.check_related('workflow_job_template', WorkflowJobTemplate, data, mandatory=True)
             and self.check_related('unified_job_template', UnifiedJobTemplate, data, role_field='execute_role')
-            and JobLaunchConfigAccess(self.user).can_add(data)
+            and self.check_related('inventory', Inventory, data, role_field='use_role')
+            and self.check_related('execution_environment', ExecutionEnvironment, data, role_field='read_role')
         )
 
     def wfjt_admin(self, obj):
@@ -1932,17 +1945,14 @@ class WorkflowJobTemplateNodeAccess(BaseAccess):
         else:
             return self.user in obj.workflow_job_template.admin_role
 
-    def ujt_execute(self, obj):
+    def ujt_execute(self, obj, data=None):
         if not obj.unified_job_template:
             return True
-        return self.check_related('unified_job_template', UnifiedJobTemplate, {}, obj=obj, role_field='execute_role', mandatory=True)
+        return self.check_related('unified_job_template', UnifiedJobTemplate, data, obj=obj, role_field='execute_role', mandatory=True)
 
     def can_change(self, obj, data):
-        if not data:
-            return True
-
         # should not be able to edit the prompts if lacking access to UJT or WFJT
-        return self.ujt_execute(obj) and self.wfjt_admin(obj) and JobLaunchConfigAccess(self.user).can_change(obj, data)
+        return self.ujt_execute(obj, data=data) and self.wfjt_admin(obj) and JobLaunchConfigAccess(self.user).can_change(obj, data)
 
     def can_delete(self, obj):
         return self.wfjt_admin(obj)
@@ -1955,29 +1965,14 @@ class WorkflowJobTemplateNodeAccess(BaseAccess):
         return True
 
     def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        if not self.wfjt_admin(obj):
-            return False
-        if relationship == 'credentials':
-            # Need permission to related template to attach a credential
-            if not self.ujt_execute(obj):
-                return False
-            return JobLaunchConfigAccess(self.user).can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
-        elif relationship in ('success_nodes', 'failure_nodes', 'always_nodes'):
-            return self.check_same_WFJT(obj, sub_obj)
-        else:
-            raise NotImplementedError('Relationship {} not understood for WFJT nodes.'.format(relationship))
+        if relationship in ('success_nodes', 'failure_nodes', 'always_nodes'):
+            return self.wfjt_admin(obj) and self.check_same_WFJT(obj, sub_obj)
+        return super().can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
 
-    def can_unattach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        if not self.wfjt_admin(obj):
-            return False
-        if relationship == 'credentials':
-            if not self.ujt_execute(obj):
-                return False
-            return JobLaunchConfigAccess(self.user).can_unattach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
-        elif relationship in ('success_nodes', 'failure_nodes', 'always_nodes'):
-            return self.check_same_WFJT(obj, sub_obj)
-        else:
-            raise NotImplementedError('Relationship {} not understood for WFJT nodes.'.format(relationship))
+    def can_unattach(self, obj, sub_obj, relationship, data=None):
+        if relationship in ('success_nodes', 'failure_nodes', 'always_nodes'):
+            return self.wfjt_admin(obj)
+        return super().can_unattach(obj, sub_obj, relationship, data=None)
 
 
 class WorkflowJobNodeAccess(BaseAccess):
@@ -2052,13 +2047,10 @@ class WorkflowJobTemplateAccess(NotificationAttachMixin, BaseAccess):
         if not data:  # So the browseable API will work
             return Organization.accessible_objects(self.user, 'workflow_admin_role').exists()
 
-        if data.get('execution_environment'):
-            ee = get_object_from_data('execution_environment', ExecutionEnvironment, data)
-            if not self.user.can_access(ExecutionEnvironment, 'read', ee):
-                return False
-
-        return self.check_related('organization', Organization, data, role_field='workflow_admin_role', mandatory=True) and self.check_related(
-            'inventory', Inventory, data, role_field='use_role'
+        return bool(
+            self.check_related('organization', Organization, data, role_field='workflow_admin_role', mandatory=True)
+            and self.check_related('inventory', Inventory, data, role_field='use_role')
+            and self.check_related('execution_environment', ExecutionEnvironment, data, role_field='read_role')
         )
 
     def can_copy(self, obj):
@@ -2104,14 +2096,10 @@ class WorkflowJobTemplateAccess(NotificationAttachMixin, BaseAccess):
         if self.user.is_superuser:
             return True
 
-        if data and data.get('execution_environment'):
-            ee = get_object_from_data('execution_environment', ExecutionEnvironment, data)
-            if not self.user.can_access(ExecutionEnvironment, 'read', ee):
-                return False
-
         return (
             self.check_related('organization', Organization, data, role_field='workflow_admin_role', obj=obj)
             and self.check_related('inventory', Inventory, data, role_field='use_role', obj=obj)
+            and self.check_related('execution_environment', ExecutionEnvironment, data, obj=obj, role_field='read_role')
             and self.user in obj.admin_role
         )
 
@@ -2518,7 +2506,7 @@ class UnifiedJobAccess(BaseAccess):
         return super(UnifiedJobAccess, self).get_queryset().filter(workflowapproval__isnull=True)
 
 
-class ScheduleAccess(BaseAccess):
+class ScheduleAccess(UnifiedCredentialsMixin, BaseAccess):
     """
     I can see a schedule if I can see it's related unified job, I can create them or update them if I have write access
     """
@@ -2559,12 +2547,6 @@ class ScheduleAccess(BaseAccess):
     def can_delete(self, obj):
         return self.can_change(obj, {})
 
-    def can_attach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        return JobLaunchConfigAccess(self.user).can_attach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
-
-    def can_unattach(self, obj, sub_obj, relationship, data, skip_sub_obj_read_check=False):
-        return JobLaunchConfigAccess(self.user).can_unattach(obj, sub_obj, relationship, data, skip_sub_obj_read_check=skip_sub_obj_read_check)
-
 
 class NotificationTemplateAccess(BaseAccess):
     """

awx/main/analytics/collectors.py

@@ -16,6 +16,7 @@ from awx.conf.license import get_license
 from awx.main.utils import get_awx_version, camelcase_to_underscore, datetime_hook
 from awx.main import models
 from awx.main.analytics import register
+from awx.main.scheduler.task_manager_models import TaskManagerInstances
 
 """
 This module is used to define metrics collected by awx.main.analytics.gather()
@@ -235,25 +236,25 @@ def projects_by_scm_type(since, **kwargs):
 @register('instance_info', '1.2', description=_('Cluster topology and capacity'))
 def instance_info(since, include_hostnames=False, **kwargs):
     info = {}
-    instances = models.Instance.objects.values_list('hostname').values(
-        'uuid', 'version', 'capacity', 'cpu', 'memory', 'managed_by_policy', 'hostname', 'enabled'
-    )
-    for instance in instances:
-        consumed_capacity = sum(x.task_impact for x in models.UnifiedJob.objects.filter(execution_node=instance['hostname'], status__in=('running', 'waiting')))
+    # Use same method that the TaskManager does to compute consumed capacity without querying all running jobs for each Instance
+    active_tasks = models.UnifiedJob.objects.filter(status__in=['running', 'waiting']).only('task_impact', 'controller_node', 'execution_node')
+    tm_instances = TaskManagerInstances(active_tasks, instance_fields=['uuid', 'version', 'capacity', 'cpu', 'memory', 'managed_by_policy', 'enabled'])
+    for tm_instance in tm_instances.instances_by_hostname.values():
+        instance = tm_instance.obj
         instance_info = {
-            'uuid': instance['uuid'],
-            'version': instance['version'],
-            'capacity': instance['capacity'],
-            'cpu': instance['cpu'],
-            'memory': instance['memory'],
-            'managed_by_policy': instance['managed_by_policy'],
-            'enabled': instance['enabled'],
-            'consumed_capacity': consumed_capacity,
-            'remaining_capacity': instance['capacity'] - consumed_capacity,
+            'uuid': instance.uuid,
+            'version': instance.version,
+            'capacity': instance.capacity,
+            'cpu': instance.cpu,
+            'memory': instance.memory,
+            'managed_by_policy': instance.managed_by_policy,
+            'enabled': instance.enabled,
+            'consumed_capacity': tm_instance.consumed_capacity,
+            'remaining_capacity': instance.capacity - tm_instance.consumed_capacity,
         }
         if include_hostnames is True:
-            instance_info['hostname'] = instance['hostname']
-        info[instance['uuid']] = instance_info
+            instance_info['hostname'] = instance.hostname
+        info[instance.uuid] = instance_info
     return info
 
 

awx/main/analytics/metrics.py

@@ -3,6 +3,7 @@ from prometheus_client import CollectorRegistry, Gauge, Info, generate_latest
 
 from awx.conf.license import get_license
 from awx.main.utils import get_awx_version
+from awx.main.models import UnifiedJob
 from awx.main.analytics.collectors import (
     counts,
     instance_info,
@@ -169,8 +170,9 @@ def metrics():
 
     all_job_data = job_counts(None)
     statuses = all_job_data.get('status', {})
-    for status, value in statuses.items():
-        STATUS.labels(status=status).set(value)
+    states = set(dict(UnifiedJob.STATUS_CHOICES).keys()) - set(['new'])
+    for state in states:
+        STATUS.labels(status=state).set(statuses.get(state, 0))
 
     RUNNING_JOBS.set(current_counts['running_jobs'])
     PENDING_JOBS.set(current_counts['pending_jobs'])

awx/main/analytics/subsystem_metrics.py

@@ -166,7 +166,7 @@ class Metrics:
         elif settings.IS_TESTING():
             self.instance_name = "awx_testing"
         else:
-            self.instance_name = Instance.objects.me().hostname
+            self.instance_name = Instance.objects.my_hostname()
 
         # metric name, help_text
         METRICSLIST = [
@@ -184,19 +184,29 @@ class Metrics:
             FloatM('subsystem_metrics_pipe_execute_seconds', 'Time spent saving metrics to redis'),
             IntM('subsystem_metrics_pipe_execute_calls', 'Number of calls to pipe_execute'),
             FloatM('subsystem_metrics_send_metrics_seconds', 'Time spent sending metrics to other nodes'),
-            SetFloatM('task_manager_get_tasks_seconds', 'Time spent in loading all tasks from db'),
+            SetFloatM('task_manager_get_tasks_seconds', 'Time spent in loading tasks from db'),
             SetFloatM('task_manager_start_task_seconds', 'Time spent starting task'),
             SetFloatM('task_manager_process_running_tasks_seconds', 'Time spent processing running tasks'),
             SetFloatM('task_manager_process_pending_tasks_seconds', 'Time spent processing pending tasks'),
-            SetFloatM('task_manager_generate_dependencies_seconds', 'Time spent generating dependencies for pending tasks'),
-            SetFloatM('task_manager_spawn_workflow_graph_jobs_seconds', 'Time spent spawning workflow jobs'),
             SetFloatM('task_manager__schedule_seconds', 'Time spent in running the entire _schedule'),
-            IntM('task_manager_schedule_calls', 'Number of calls to task manager schedule'),
+            IntM('task_manager__schedule_calls', 'Number of calls to _schedule, after lock is acquired'),
             SetFloatM('task_manager_recorded_timestamp', 'Unix timestamp when metrics were last recorded'),
             SetIntM('task_manager_tasks_started', 'Number of tasks started'),
             SetIntM('task_manager_running_processed', 'Number of running tasks processed'),
             SetIntM('task_manager_pending_processed', 'Number of pending tasks processed'),
             SetIntM('task_manager_tasks_blocked', 'Number of tasks blocked from running'),
+            SetFloatM('task_manager_commit_seconds', 'Time spent in db transaction, including on_commit calls'),
+            SetFloatM('dependency_manager_get_tasks_seconds', 'Time spent loading pending tasks from db'),
+            SetFloatM('dependency_manager_generate_dependencies_seconds', 'Time spent generating dependencies for pending tasks'),
+            SetFloatM('dependency_manager__schedule_seconds', 'Time spent in running the entire _schedule'),
+            IntM('dependency_manager__schedule_calls', 'Number of calls to _schedule, after lock is acquired'),
+            SetFloatM('dependency_manager_recorded_timestamp', 'Unix timestamp when metrics were last recorded'),
+            SetIntM('dependency_manager_pending_processed', 'Number of pending tasks processed'),
+            SetFloatM('workflow_manager__schedule_seconds', 'Time spent in running the entire _schedule'),
+            IntM('workflow_manager__schedule_calls', 'Number of calls to _schedule, after lock is acquired'),
+            SetFloatM('workflow_manager_recorded_timestamp', 'Unix timestamp when metrics were last recorded'),
+            SetFloatM('workflow_manager_spawn_workflow_graph_jobs_seconds', 'Time spent spawning workflow tasks'),
+            SetFloatM('workflow_manager_get_tasks_seconds', 'Time spent loading workflow tasks from db'),
         ]
         # turn metric list into dictionary with the metric name as a key
         self.METRICS = {}
@@ -303,7 +313,12 @@ class Metrics:
                 self.previous_send_metrics.set(current_time)
                 self.previous_send_metrics.store_value(self.conn)
         finally:
-            lock.release()
+            try:
+                lock.release()
+            except Exception as exc:
+                # After system failures, we might throw redis.exceptions.LockNotOwnedError
+                # this is to avoid print a Traceback, and importantly, avoid raising an exception into parent context
+                logger.warning(f'Error releasing subsystem metrics redis lock, error: {str(exc)}')
 
     def load_other_metrics(self, request):
         # data received from other nodes are stored in their own keys

awx/main/conf.py

@@ -446,7 +446,7 @@ register(
     label=_('Default Job Idle Timeout'),
     help_text=_(
         'If no output is detected from ansible in this number of seconds the execution will be terminated. '
-        'Use value of 0 to used default idle_timeout is 600s.'
+        'Use value of 0 to indicate that no idle timeout should be imposed.'
     ),
     category=_('Jobs'),
     category_slug='jobs',

awx/main/dispatch/__init__.py

@@ -4,6 +4,7 @@ import select
 from contextlib import contextmanager
 
 from django.conf import settings
+from django.db import connection as pg_connection
 
 
 NOT_READY = ([], [], [])
@@ -15,7 +16,6 @@ def get_local_queuename():
 
 class PubSub(object):
     def __init__(self, conn):
-        assert conn.autocommit, "Connection must be in autocommit mode."
         self.conn = conn
 
     def listen(self, channel):
@@ -31,6 +31,9 @@ class PubSub(object):
             cur.execute('SELECT pg_notify(%s, %s);', (channel, payload))
 
     def events(self, select_timeout=5, yield_timeouts=False):
+        if not self.conn.autocommit:
+            raise RuntimeError('Listening for events can only be done in autocommit mode')
+
         while True:
             if select.select([self.conn], [], [], select_timeout) == NOT_READY:
                 if yield_timeouts:
@@ -45,11 +48,32 @@ class PubSub(object):
 
 
 @contextmanager
-def pg_bus_conn():
-    conf = settings.DATABASES['default']
-    conn = psycopg2.connect(dbname=conf['NAME'], host=conf['HOST'], user=conf['USER'], password=conf['PASSWORD'], port=conf['PORT'], **conf.get("OPTIONS", {}))
-    # Django connection.cursor().connection doesn't have autocommit=True on
-    conn.set_session(autocommit=True)
+def pg_bus_conn(new_connection=False):
+    '''
+    Any listeners probably want to establish a new database connection,
+    separate from the Django connection used for queries, because that will prevent
+    losing connection to the channel whenever a .close() happens.
+
+    Any publishers probably want to use the existing connection
+    so that messages follow postgres transaction rules
+    https://www.postgresql.org/docs/current/sql-notify.html
+    '''
+
+    if new_connection:
+        conf = settings.DATABASES['default']
+        conn = psycopg2.connect(
+            dbname=conf['NAME'], host=conf['HOST'], user=conf['USER'], password=conf['PASSWORD'], port=conf['PORT'], **conf.get("OPTIONS", {})
+        )
+        # Django connection.cursor().connection doesn't have autocommit=True on by default
+        conn.set_session(autocommit=True)
+    else:
+        if pg_connection.connection is None:
+            pg_connection.connect()
+        if pg_connection.connection is None:
+            raise RuntimeError('Unexpectedly could not connect to postgres for pg_notify actions')
+        conn = pg_connection.connection
+
     pubsub = PubSub(conn)
     yield pubsub
-    conn.close()
+    if new_connection:
+        conn.close()

awx/main/dispatch/control.py

@@ -3,6 +3,7 @@ import uuid
 import json
 
 from django.conf import settings
+from django.db import connection
 import redis
 
 from awx.main.dispatch import get_local_queuename
@@ -37,18 +38,27 @@ class Control(object):
     def running(self, *args, **kwargs):
         return self.control_with_reply('running', *args, **kwargs)
 
+    def cancel(self, task_ids, *args, **kwargs):
+        return self.control_with_reply('cancel', *args, extra_data={'task_ids': task_ids}, **kwargs)
+
     @classmethod
     def generate_reply_queue_name(cls):
         return f"reply_to_{str(uuid.uuid4()).replace('-','_')}"
 
-    def control_with_reply(self, command, timeout=5):
+    def control_with_reply(self, command, timeout=5, extra_data=None):
         logger.warning('checking {} {} for {}'.format(self.service, command, self.queuename))
         reply_queue = Control.generate_reply_queue_name()
         self.result = None
 
+        if not connection.get_autocommit():
+            raise RuntimeError('Control-with-reply messages can only be done in autocommit mode')
+
         with pg_bus_conn() as conn:
             conn.listen(reply_queue)
-            conn.notify(self.queuename, json.dumps({'control': command, 'reply_to': reply_queue}))
+            send_data = {'control': command, 'reply_to': reply_queue}
+            if extra_data:
+                send_data.update(extra_data)
+            conn.notify(self.queuename, json.dumps(send_data))
 
             for reply in conn.events(select_timeout=timeout, yield_timeouts=True):
                 if reply is None:

awx/main/dispatch/pool.py

@@ -16,13 +16,14 @@ from queue import Full as QueueFull, Empty as QueueEmpty
 from django.conf import settings
 from django.db import connection as django_connection, connections
 from django.core.cache import cache as django_cache
+from django.utils.timezone import now as tz_now
 from django_guid import set_guid
 from jinja2 import Template
 import psutil
 
 from awx.main.models import UnifiedJob
 from awx.main.dispatch import reaper
-from awx.main.utils.common import convert_mem_str_to_bytes, get_mem_effective_capacity
+from awx.main.utils.common import convert_mem_str_to_bytes, get_mem_effective_capacity, log_excess_runtime
 
 if 'run_callback_receiver' in sys.argv:
     logger = logging.getLogger('awx.main.commands.run_callback_receiver')
@@ -328,12 +329,16 @@ class AutoscalePool(WorkerPool):
             # Get same number as max forks based on memory, this function takes memory as bytes
             self.max_workers = get_mem_effective_capacity(total_memory_gb * 2**30)
 
+            # add magic prime number of extra workers to ensure
+            # we have a few extra workers to run the heartbeat
+            self.max_workers += 7
+
         # max workers can't be less than min_workers
         self.max_workers = max(self.min_workers, self.max_workers)
 
-    def debug(self, *args, **kwargs):
-        self.cleanup()
-        return super(AutoscalePool, self).debug(*args, **kwargs)
+        # the task manager enforces settings.TASK_MANAGER_TIMEOUT on its own
+        # but if the task takes longer than the time defined here, we will force it to stop here
+        self.task_manager_timeout = settings.TASK_MANAGER_TIMEOUT + settings.TASK_MANAGER_TIMEOUT_GRACE_PERIOD
 
     @property
     def should_grow(self):
@@ -351,6 +356,7 @@ class AutoscalePool(WorkerPool):
     def debug_meta(self):
         return 'min={} max={}'.format(self.min_workers, self.max_workers)
 
+    @log_excess_runtime(logger)
     def cleanup(self):
         """
         Perform some internal account and cleanup.  This is run on
@@ -359,8 +365,6 @@ class AutoscalePool(WorkerPool):
         1.  Discover worker processes that exited, and recover messages they
             were handling.
         2.  Clean up unnecessary, idle workers.
-        3.  Check to see if the database says this node is running any tasks
-            that aren't actually running.  If so, reap them.
 
         IMPORTANT: this function is one of the few places in the dispatcher
         (aside from setting lookups) where we talk to the database.  As such,
@@ -383,6 +387,8 @@ class AutoscalePool(WorkerPool):
                                 reaper.reap_job(j, 'failed')
                         except Exception:
                             logger.exception('failed to reap job UUID {}'.format(w.current_task['uuid']))
+                    else:
+                        logger.warning(f'Worker was told to quit but has not, pid={w.pid}')
                 orphaned.extend(w.orphaned_tasks)
                 self.workers.remove(w)
             elif w.idle and len(self.workers) > self.min_workers:
@@ -401,13 +407,15 @@ class AutoscalePool(WorkerPool):
                 # the task manager to never do more work
                 current_task = w.current_task
                 if current_task and isinstance(current_task, dict):
-                    if current_task.get('task', '').endswith('tasks.run_task_manager'):
+                    endings = ['tasks.task_manager', 'tasks.dependency_manager', 'tasks.workflow_manager']
+                    current_task_name = current_task.get('task', '')
+                    if any(current_task_name.endswith(e) for e in endings):
                         if 'started' not in current_task:
                             w.managed_tasks[current_task['uuid']]['started'] = time.time()
                         age = time.time() - current_task['started']
                         w.managed_tasks[current_task['uuid']]['age'] = age
-                        if age > (60 * 5):
-                            logger.error(f'run_task_manager has held the advisory lock for >5m, sending SIGTERM to {w.pid}')  # noqa
+                        if age > self.task_manager_timeout:
+                            logger.error(f'{current_task_name} has held the advisory lock for {age}, sending SIGTERM to {w.pid}')
                             os.kill(w.pid, signal.SIGTERM)
 
         for m in orphaned:
@@ -417,13 +425,17 @@ class AutoscalePool(WorkerPool):
             idx = random.choice(range(len(self.workers)))
             self.write(idx, m)
 
-        # if the database says a job is running on this node, but it's *not*,
-        # then reap it
-        running_uuids = []
-        for worker in self.workers:
-            worker.calculate_managed_tasks()
-            running_uuids.extend(list(worker.managed_tasks.keys()))
-        reaper.reap(excluded_uuids=running_uuids)
+    def add_bind_kwargs(self, body):
+        bind_kwargs = body.pop('bind_kwargs', [])
+        body.setdefault('kwargs', {})
+        if 'dispatch_time' in bind_kwargs:
+            body['kwargs']['dispatch_time'] = tz_now().isoformat()
+        if 'worker_tasks' in bind_kwargs:
+            worker_tasks = {}
+            for worker in self.workers:
+                worker.calculate_managed_tasks()
+                worker_tasks[worker.pid] = list(worker.managed_tasks.keys())
+            body['kwargs']['worker_tasks'] = worker_tasks
 
     def up(self):
         if self.full:
@@ -438,9 +450,8 @@ class AutoscalePool(WorkerPool):
         if 'guid' in body:
             set_guid(body['guid'])
         try:
-            # when the cluster heartbeat occurs, clean up internally
-            if isinstance(body, dict) and 'cluster_node_heartbeat' in body['task']:
-                self.cleanup()
+            if isinstance(body, dict) and body.get('bind_kwargs'):
+                self.add_bind_kwargs(body)
             if self.should_grow:
                 self.up()
             # we don't care about "preferred queue" round robin distribution, just
@@ -452,6 +463,10 @@ class AutoscalePool(WorkerPool):
                     w.put(body)
                     break
             else:
+                task_name = 'unknown'
+                if isinstance(body, dict):
+                    task_name = body.get('task')
+                logger.warn(f'Workers maxed, queuing {task_name}, load: {sum(len(w.managed_tasks) for w in self.workers)} / {len(self.workers)}')
                 return super(AutoscalePool, self).write(preferred_queue, body)
         except Exception:
             for conn in connections.all():

awx/main/dispatch/publish.py

@@ -2,6 +2,7 @@ import inspect
 import logging
 import sys
 import json
+import time
 from uuid import uuid4
 
 from django.conf import settings
@@ -49,13 +50,21 @@ class task:
     @task(queue='tower_broadcast')
     def announce():
         print("Run this everywhere!")
+
+    # The special parameter bind_kwargs tells the main dispatcher process to add certain kwargs
+
+    @task(bind_kwargs=['dispatch_time'])
+    def print_time(dispatch_time=None):
+        print(f"Time I was dispatched: {dispatch_time}")
     """
 
-    def __init__(self, queue=None):
+    def __init__(self, queue=None, bind_kwargs=None):
         self.queue = queue
+        self.bind_kwargs = bind_kwargs
 
     def __call__(self, fn=None):
         queue = self.queue
+        bind_kwargs = self.bind_kwargs
 
         class PublisherMixin(object):
 
@@ -75,10 +84,12 @@ class task:
                     msg = f'{cls.name}: Queue value required and may not be None'
                     logger.error(msg)
                     raise ValueError(msg)
-                obj = {'uuid': task_id, 'args': args, 'kwargs': kwargs, 'task': cls.name}
+                obj = {'uuid': task_id, 'args': args, 'kwargs': kwargs, 'task': cls.name, 'time_pub': time.time()}
                 guid = get_guid()
                 if guid:
                     obj['guid'] = guid
+                if bind_kwargs:
+                    obj['bind_kwargs'] = bind_kwargs
                 obj.update(**kw)
                 if callable(queue):
                     queue = queue()

awx/main/dispatch/reaper.py

@@ -2,6 +2,7 @@ from datetime import timedelta
 import logging
 
 from django.db.models import Q
+from django.conf import settings
 from django.utils.timezone import now as tz_now
 from django.contrib.contenttypes.models import ContentType
 
@@ -15,58 +16,73 @@ def startup_reaping():
     If this particular instance is starting, then we know that any running jobs are invalid
     so we will reap those jobs as a special action here
     """
-    me = Instance.objects.me()
-    jobs = UnifiedJob.objects.filter(status='running', controller_node=me.hostname)
+    jobs = UnifiedJob.objects.filter(status='running', controller_node=Instance.objects.my_hostname())
     job_ids = []
     for j in jobs:
         job_ids.append(j.id)
-        j.status = 'failed'
-        j.start_args = ''
-        j.job_explanation += 'Task was marked as running at system start up. The system must have not shut down properly, so it has been marked as failed.'
-        j.save(update_fields=['status', 'start_args', 'job_explanation'])
-        if hasattr(j, 'send_notification_templates'):
-            j.send_notification_templates('failed')
-        j.websocket_emit_status('failed')
+        reap_job(
+            j,
+            'failed',
+            job_explanation='Task was marked as running at system start up. The system must have not shut down properly, so it has been marked as failed.',
+        )
     if job_ids:
         logger.error(f'Unified jobs {job_ids} were reaped on dispatch startup')
 
 
-def reap_job(j, status):
-    if UnifiedJob.objects.get(id=j.id).status not in ('running', 'waiting'):
+def reap_job(j, status, job_explanation=None):
+    j.refresh_from_db(fields=['status', 'job_explanation'])
+    status_before = j.status
+    if status_before not in ('running', 'waiting'):
         # just in case, don't reap jobs that aren't running
         return
     j.status = status
     j.start_args = ''  # blank field to remove encrypted passwords
-    j.job_explanation += ' '.join(
-        (
-            'Task was marked as running but was not present in',
-            'the job queue, so it has been marked as failed.',
-        )
-    )
+    if j.job_explanation:
+        j.job_explanation += ' '  # Separate messages for readability
+    if job_explanation is None:
+        j.job_explanation += 'Task was marked as running but was not present in the job queue, so it has been marked as failed.'
+    else:
+        j.job_explanation += job_explanation
     j.save(update_fields=['status', 'start_args', 'job_explanation'])
     if hasattr(j, 'send_notification_templates'):
         j.send_notification_templates('failed')
     j.websocket_emit_status(status)
-    logger.error('{} is no longer running; reaping'.format(j.log_format))
+    logger.error(f'{j.log_format} is no longer {status_before}; reaping')
 
 
-def reap(instance=None, status='failed', excluded_uuids=[]):
+def reap_waiting(instance=None, status='failed', job_explanation=None, grace_period=None, excluded_uuids=None, ref_time=None):
     """
-    Reap all jobs in waiting|running for this instance.
+    Reap all jobs in waiting for this instance.
     """
-    me = instance
-    if me is None:
-        try:
-            me = Instance.objects.me()
-        except RuntimeError as e:
-            logger.warning(f'Local instance is not registered, not running reaper: {e}')
-            return
-    now = tz_now()
+    if grace_period is None:
+        grace_period = settings.JOB_WAITING_GRACE_PERIOD + settings.TASK_MANAGER_TIMEOUT
+
+    if instance is None:
+        hostname = Instance.objects.my_hostname()
+    else:
+        hostname = instance.hostname
+    if ref_time is None:
+        ref_time = tz_now()
+    jobs = UnifiedJob.objects.filter(status='waiting', modified__lte=ref_time - timedelta(seconds=grace_period), controller_node=hostname)
+    if excluded_uuids:
+        jobs = jobs.exclude(celery_task_id__in=excluded_uuids)
+    for j in jobs:
+        reap_job(j, status, job_explanation=job_explanation)
+
+
+def reap(instance=None, status='failed', job_explanation=None, excluded_uuids=None):
+    """
+    Reap all jobs in running for this instance.
+    """
+    if instance is None:
+        hostname = Instance.objects.my_hostname()
+    else:
+        hostname = instance.hostname
     workflow_ctype_id = ContentType.objects.get_for_model(WorkflowJob).id
     jobs = UnifiedJob.objects.filter(
-        (Q(status='running') | Q(status='waiting', modified__lte=now - timedelta(seconds=60)))
-        & (Q(execution_node=me.hostname) | Q(controller_node=me.hostname))
-        & ~Q(polymorphic_ctype_id=workflow_ctype_id)
-    ).exclude(celery_task_id__in=excluded_uuids)
+        Q(status='running') & (Q(execution_node=hostname) | Q(controller_node=hostname)) & ~Q(polymorphic_ctype_id=workflow_ctype_id)
+    )
+    if excluded_uuids:
+        jobs = jobs.exclude(celery_task_id__in=excluded_uuids)
     for j in jobs:
-        reap_job(j, status)
+        reap_job(j, status, job_explanation=job_explanation)

awx/main/dispatch/worker/base.py

@@ -17,6 +17,7 @@ from django.conf import settings
 
 from awx.main.dispatch.pool import WorkerPool
 from awx.main.dispatch import pg_bus_conn
+from awx.main.utils.common import log_excess_runtime
 
 if 'run_callback_receiver' in sys.argv:
     logger = logging.getLogger('awx.main.commands.run_callback_receiver')
@@ -62,7 +63,7 @@ class AWXConsumerBase(object):
     def control(self, body):
         logger.warning(f'Received control signal:\n{body}')
         control = body.get('control')
-        if control in ('status', 'running'):
+        if control in ('status', 'running', 'cancel'):
             reply_queue = body['reply_to']
             if control == 'status':
                 msg = '\n'.join([self.listening_on, self.pool.debug()])
@@ -71,6 +72,17 @@ class AWXConsumerBase(object):
                 for worker in self.pool.workers:
                     worker.calculate_managed_tasks()
                     msg.extend(worker.managed_tasks.keys())
+            elif control == 'cancel':
+                msg = []
+                task_ids = set(body['task_ids'])
+                for worker in self.pool.workers:
+                    task = worker.current_task
+                    if task and task['uuid'] in task_ids:
+                        logger.warn(f'Sending SIGTERM to task id={task["uuid"]}, task={task.get("task")}, args={task.get("args")}')
+                        os.kill(worker.pid, signal.SIGTERM)
+                        msg.append(task['uuid'])
+                if task_ids and not msg:
+                    logger.info(f'Could not locate running tasks to cancel with ids={task_ids}')
 
             with pg_bus_conn() as conn:
                 conn.notify(reply_queue, json.dumps(msg))
@@ -81,6 +93,9 @@ class AWXConsumerBase(object):
             logger.error('unrecognized control message: {}'.format(control))
 
     def process_task(self, body):
+        if isinstance(body, dict):
+            body['time_ack'] = time.time()
+
         if 'control' in body:
             try:
                 return self.control(body)
@@ -99,8 +114,8 @@ class AWXConsumerBase(object):
             queue = 0
         self.pool.write(queue, body)
         self.total_messages += 1
-        self.record_statistics()
 
+    @log_excess_runtime(logger)
     def record_statistics(self):
         if time.time() - self.last_stats > 1:  # buffer stat recording to once per second
             try:
@@ -140,6 +155,16 @@ class AWXConsumerPG(AWXConsumerBase):
         # if no successful loops have ran since startup, then we should fail right away
         self.pg_is_down = True  # set so that we fail if we get database errors on startup
         self.pg_down_time = time.time() - self.pg_max_wait  # allow no grace period
+        self.last_cleanup = time.time()
+
+    def run_periodic_tasks(self):
+        self.record_statistics()  # maintains time buffer in method
+
+        if time.time() - self.last_cleanup > 60:  # same as cluster_node_heartbeat
+            # NOTE: if we run out of database connections, it is important to still run cleanup
+            # so that we scale down workers and free up connections
+            self.pool.cleanup()
+            self.last_cleanup = time.time()
 
     def run(self, *args, **kwargs):
         super(AWXConsumerPG, self).run(*args, **kwargs)
@@ -149,14 +174,16 @@ class AWXConsumerPG(AWXConsumerBase):
 
         while True:
             try:
-                with pg_bus_conn() as conn:
+                with pg_bus_conn(new_connection=True) as conn:
                     for queue in self.queues:
                         conn.listen(queue)
                     if init is False:
                         self.worker.on_start()
                         init = True
-                    for e in conn.events():
-                        self.process_task(json.loads(e.payload))
+                    for e in conn.events(yield_timeouts=True):
+                        if e is not None:
+                            self.process_task(json.loads(e.payload))
+                        self.run_periodic_tasks()
                         self.pg_is_down = False
                     if self.should_stop:
                         return
@@ -213,6 +240,8 @@ class BaseWorker(object):
                     # so we can establish a new connection
                     conn.close_if_unusable_or_obsolete()
                 self.perform_work(body, *args)
+            except Exception:
+                logger.exception(f'Unhandled exception in perform_work in worker pid={os.getpid()}')
             finally:
                 if 'uuid' in body:
                     uuid = body['uuid']

awx/main/dispatch/worker/callback.py

@@ -167,17 +167,27 @@ class CallbackBrokerWorker(BaseWorker):
                 try:
                     cls.objects.bulk_create(events)
                     metrics_bulk_events_saved += len(events)
-                except Exception:
+                except Exception as exc:
+                    logger.warning(f'Error in events bulk_create, will try indiviually up to 5 errors, error {str(exc)}')
                     # if an exception occurs, we should re-attempt to save the
                     # events one-by-one, because something in the list is
                     # broken/stale
+                    consecutive_errors = 0
+                    events_saved = 0
                     metrics_events_batch_save_errors += 1
                     for e in events:
                         try:
                             e.save()
-                            metrics_singular_events_saved += 1
-                        except Exception:
-                            logger.exception('Database Error Saving Job Event')
+                            events_saved += 1
+                            consecutive_errors = 0
+                        except Exception as exc_indv:
+                            consecutive_errors += 1
+                            logger.info(f'Database Error Saving individual Job Event, error {str(exc_indv)}')
+                        if consecutive_errors >= 5:
+                            raise
+                    metrics_singular_events_saved += events_saved
+                    if events_saved == 0:
+                        raise
                 metrics_duration_to_save = time.perf_counter() - metrics_duration_to_save
                 for e in events:
                     if not getattr(e, '_skip_websocket_message', False):
@@ -257,17 +267,18 @@ class CallbackBrokerWorker(BaseWorker):
                 try:
                     self.flush(force=flush)
                     break
-                except (OperationalError, InterfaceError, InternalError):
+                except (OperationalError, InterfaceError, InternalError) as exc:
                     if retries >= self.MAX_RETRIES:
                         logger.exception('Worker could not re-establish database connectivity, giving up on one or more events.')
                         return
                     delay = 60 * retries
-                    logger.exception('Database Error Saving Job Event, retry #{i} in {delay} seconds:'.format(i=retries + 1, delay=delay))
+                    logger.warning(f'Database Error Flushing Job Events, retry #{retries + 1} in {delay} seconds: {str(exc)}')
                     django_connection.close()
                     time.sleep(delay)
                     retries += 1
                 except DatabaseError:
-                    logger.exception('Database Error Saving Job Event')
+                    logger.exception('Database Error Flushing Job Events')
+                    django_connection.close()
                     break
         except Exception as exc:
             tb = traceback.format_exc()

awx/main/dispatch/worker/task.py

@@ -3,6 +3,7 @@ import logging
 import importlib
 import sys
 import traceback
+import time
 
 from kubernetes.config import kube_config
 
@@ -60,8 +61,19 @@ class TaskWorker(BaseWorker):
             # the callable is a class, e.g., RunJob; instantiate and
             # return its `run()` method
             _call = _call().run
+
+        log_extra = ''
+        logger_method = logger.debug
+        if ('time_ack' in body) and ('time_pub' in body):
+            time_publish = body['time_ack'] - body['time_pub']
+            time_waiting = time.time() - body['time_ack']
+            if time_waiting > 5.0 or time_publish > 5.0:
+                # If task too a very long time to process, add this information to the log
+                log_extra = f' took {time_publish:.4f} to ack, {time_waiting:.4f} in local dispatcher'
+                logger_method = logger.info
         # don't print kwargs, they often contain launch-time secrets
-        logger.debug('task {} starting {}(*{})'.format(uuid, task, args))
+        logger_method(f'task {uuid} starting {task}(*{args}){log_extra}')
+
         return _call(*args, **kwargs)
 
     def perform_work(self, body):

awx/main/management/commands/bottleneck.py

@@ -25,7 +25,7 @@ class Command(BaseCommand):
         with connection.cursor() as cursor:
             cursor.execute(
                 f'''
-                SELECT 
+                SELECT
                     b.id, b.job_id, b.host_name, b.created - a.created delta,
                     b.task task,
                     b.event_data::json->'task_action' task_action,

awx/main/management/commands/inventory_import.py

@@ -862,7 +862,7 @@ class Command(BaseCommand):
                     overwrite_vars=bool(options.get('overwrite_vars', False)),
                 )
                 inventory_update = inventory_source.create_inventory_update(
-                    _eager_fields=dict(job_args=json.dumps(sys.argv), job_env=dict(os.environ.items()), job_cwd=os.getcwd())
+                    _eager_fields=dict(status='running', job_args=json.dumps(sys.argv), job_env=dict(os.environ.items()), job_cwd=os.getcwd())
                 )
 
             data = AnsibleInventoryLoader(source=source, verbosity=verbosity).load()

awx/main/management/commands/list_instances.py

@@ -54,7 +54,7 @@ class Command(BaseCommand):
 
                 capacity = f' capacity={x.capacity}' if x.node_type != 'hop' else ''
                 version = f" version={x.version or '?'}" if x.node_type != 'hop' else ''
-                heartbeat = f' heartbeat="{x.modified:%Y-%m-%d %H:%M:%S}"' if x.capacity or x.node_type == 'hop' else ''
+                heartbeat = f' heartbeat="{x.last_seen:%Y-%m-%d %H:%M:%S}"' if x.capacity or x.node_type == 'hop' else ''
                 print(f'\t{color}{x.hostname}{capacity} node_type={x.node_type}{version}{heartbeat}\033[0m')
 
             print()

awx/main/management/commands/register_peers.py

@@ -27,7 +27,9 @@ class Command(BaseCommand):
         )
 
     def handle(self, **options):
+        # provides a mapping of hostname to Instance objects
         nodes = Instance.objects.in_bulk(field_name='hostname')
+
         if options['source'] not in nodes:
             raise CommandError(f"Host {options['source']} is not a registered instance.")
         if not (options['peers'] or options['disconnect'] or options['exact'] is not None):
@@ -57,7 +59,9 @@ class Command(BaseCommand):
 
             results = 0
             for target in options['peers']:
-                _, created = InstanceLink.objects.get_or_create(source=nodes[options['source']], target=nodes[target])
+                _, created = InstanceLink.objects.update_or_create(
+                    source=nodes[options['source']], target=nodes[target], defaults={'link_state': InstanceLink.States.ESTABLISHED}
+                )
                 if created:
                     results += 1
 
@@ -80,7 +84,9 @@ class Command(BaseCommand):
                 links = set(InstanceLink.objects.filter(source=nodes[options['source']]).values_list('target__hostname', flat=True))
                 removals, _ = InstanceLink.objects.filter(source=nodes[options['source']], target__hostname__in=links - peers).delete()
                 for target in peers - links:
-                    _, created = InstanceLink.objects.get_or_create(source=nodes[options['source']], target=nodes[target])
+                    _, created = InstanceLink.objects.update_or_create(
+                        source=nodes[options['source']], target=nodes[target], defaults={'link_state': InstanceLink.States.ESTABLISHED}
+                    )
                     if created:
                         additions += 1
 

awx/main/management/commands/run_dispatcher.py

@@ -1,13 +1,14 @@
 # Copyright (c) 2015 Ansible, Inc.
 # All Rights Reserved.
 import logging
+import yaml
 
 from django.conf import settings
 from django.core.cache import cache as django_cache
 from django.core.management.base import BaseCommand
 from django.db import connection as django_connection
 
-from awx.main.dispatch import get_local_queuename, reaper
+from awx.main.dispatch import get_local_queuename
 from awx.main.dispatch.control import Control
 from awx.main.dispatch.pool import AutoscalePool
 from awx.main.dispatch.worker import AWXConsumerPG, TaskWorker
@@ -30,7 +31,16 @@ class Command(BaseCommand):
             '--reload',
             dest='reload',
             action='store_true',
-            help=('cause the dispatcher to recycle all of its worker processes;' 'running jobs will run to completion first'),
+            help=('cause the dispatcher to recycle all of its worker processes; running jobs will run to completion first'),
+        )
+        parser.add_argument(
+            '--cancel',
+            dest='cancel',
+            help=(
+                'Cancel a particular task id. Takes either a single id string, or a JSON list of multiple ids. '
+                'Can take in output from the --running argument as input to cancel all tasks. '
+                'Only running tasks can be canceled, queued tasks must be started before they can be canceled.'
+            ),
         )
 
     def handle(self, *arg, **options):
@@ -42,6 +52,16 @@ class Command(BaseCommand):
             return
         if options.get('reload'):
             return Control('dispatcher').control({'control': 'reload'})
+        if options.get('cancel'):
+            cancel_str = options.get('cancel')
+            try:
+                cancel_data = yaml.safe_load(cancel_str)
+            except Exception:
+                cancel_data = [cancel_str]
+            if not isinstance(cancel_data, list):
+                cancel_data = [cancel_str]
+            print(Control('dispatcher').cancel(cancel_data))
+            return
 
         # It's important to close these because we're _about_ to fork, and we
         # don't want the forked processes to inherit the open sockets
@@ -53,7 +73,6 @@ class Command(BaseCommand):
         # (like the node heartbeat)
         periodic.run_continuously()
 
-        reaper.startup_reaping()
         consumer = None
 
         try:

awx/main/management/commands/run_wsbroadcast.py

@@ -53,7 +53,7 @@ class Command(BaseCommand):
         return lines
 
     @classmethod
-    def get_connection_status(cls, me, hostnames, data):
+    def get_connection_status(cls, hostnames, data):
         host_stats = [('hostname', 'state', 'start time', 'duration (sec)')]
         for h in hostnames:
             connection_color = '91'  # red
@@ -78,7 +78,7 @@ class Command(BaseCommand):
         return host_stats
 
     @classmethod
-    def get_connection_stats(cls, me, hostnames, data):
+    def get_connection_stats(cls, hostnames, data):
         host_stats = [('hostname', 'total', 'per minute')]
         for h in hostnames:
             h_safe = safe_name(h)
@@ -95,8 +95,13 @@ class Command(BaseCommand):
         # database migrations are still running
         from awx.main.models.ha import Instance
 
-        executor = MigrationExecutor(connection)
-        migrating = bool(executor.migration_plan(executor.loader.graph.leaf_nodes()))
+        try:
+            executor = MigrationExecutor(connection)
+            migrating = bool(executor.migration_plan(executor.loader.graph.leaf_nodes()))
+        except Exception as exc:
+            logger.info(f'Error on startup of run_wsbroadcast (error: {exc}), retry in 10s...')
+            time.sleep(10)
+            return
 
         # In containerized deployments, migrations happen in the task container,
         # and the services running there don't start until migrations are
@@ -114,8 +119,8 @@ class Command(BaseCommand):
             return
 
         try:
-            me = Instance.objects.me()
-            logger.info('Active instance with hostname {} is registered.'.format(me.hostname))
+            my_hostname = Instance.objects.my_hostname()
+            logger.info('Active instance with hostname {} is registered.'.format(my_hostname))
         except RuntimeError as e:
             # the CLUSTER_HOST_ID in the task, and web instance must match and
             # ensure network connectivity between the task and web instance
@@ -140,19 +145,19 @@ class Command(BaseCommand):
                 else:
                     data[family.name] = family.samples[0].value
 
-            me = Instance.objects.me()
-            hostnames = [i.hostname for i in Instance.objects.exclude(hostname=me.hostname)]
+            my_hostname = Instance.objects.my_hostname()
+            hostnames = [i.hostname for i in Instance.objects.exclude(hostname=my_hostname)]
 
-            host_stats = Command.get_connection_status(me, hostnames, data)
+            host_stats = Command.get_connection_status(hostnames, data)
             lines = Command._format_lines(host_stats)
 
-            print(f'Broadcast websocket connection status from "{me.hostname}" to:')
+            print(f'Broadcast websocket connection status from "{my_hostname}" to:')
             print('\n'.join(lines))
 
-            host_stats = Command.get_connection_stats(me, hostnames, data)
+            host_stats = Command.get_connection_stats(hostnames, data)
             lines = Command._format_lines(host_stats)
 
-            print(f'\nBroadcast websocket connection stats from "{me.hostname}" to:')
+            print(f'\nBroadcast websocket connection stats from "{my_hostname}" to:')
             print('\n'.join(lines))
 
             return

awx/main/managers.py

@@ -99,9 +99,12 @@ class InstanceManager(models.Manager):
     instance or role.
     """
 
+    def my_hostname(self):
+        return settings.CLUSTER_HOST_ID
+
     def me(self):
         """Return the currently active instance."""
-        node = self.filter(hostname=settings.CLUSTER_HOST_ID)
+        node = self.filter(hostname=self.my_hostname())
         if node.exists():
             return node[0]
         raise RuntimeError("No instance found with the current cluster host id")
@@ -129,10 +132,13 @@ class InstanceManager(models.Manager):
                 # if instance was not retrieved by uuid and hostname was, use the hostname
                 instance = self.filter(hostname=hostname)
 
+            from awx.main.models import Instance
+
             # Return existing instance
             if instance.exists():
                 instance = instance.first()  # in the unusual occasion that there is more than one, only get one
-                update_fields = []
+                instance.node_state = Instance.States.INSTALLED  # Wait for it to show up on the mesh
+                update_fields = ['node_state']
                 # if instance was retrieved by uuid and hostname has changed, update hostname
                 if instance.hostname != hostname:
                     logger.warning("passed in hostname {0} is different from the original hostname {1}, updating to {0}".format(hostname, instance.hostname))
@@ -141,6 +147,7 @@ class InstanceManager(models.Manager):
                 # if any other fields are to be updated
                 if instance.ip_address != ip_address:
                     instance.ip_address = ip_address
+                    update_fields.append('ip_address')
                 if instance.node_type != node_type:
                     instance.node_type = node_type
                     update_fields.append('node_type')
@@ -151,12 +158,12 @@ class InstanceManager(models.Manager):
                     return (False, instance)
 
             # Create new instance, and fill in default values
-            create_defaults = dict(capacity=0)
+            create_defaults = {'node_state': Instance.States.INSTALLED, 'capacity': 0}
             if defaults is not None:
                 create_defaults.update(defaults)
             uuid_option = {}
             if uuid is not None:
-                uuid_option = dict(uuid=uuid)
+                uuid_option = {'uuid': uuid}
             if node_type == 'execution' and 'version' not in create_defaults:
                 create_defaults['version'] = RECEPTOR_PENDING
             instance = self.create(hostname=hostname, ip_address=ip_address, node_type=node_type, **create_defaults, **uuid_option)

awx/main/migrations/0165_task_manager_refactor.py

@@ -0,0 +1,35 @@
+# Generated by Django 3.2.13 on 2022-08-10 14:03
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0164_remove_inventorysource_update_on_project_update'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='unifiedjob',
+            name='preferred_instance_groups_cache',
+            field=models.JSONField(
+                blank=True, default=None, editable=False, help_text='A cached list with pk values from preferred instance groups.', null=True
+            ),
+        ),
+        migrations.AddField(
+            model_name='unifiedjob',
+            name='task_impact',
+            field=models.PositiveIntegerField(default=0, editable=False, help_text='Number of forks an instance consumes when running this job.'),
+        ),
+        migrations.AddField(
+            model_name='workflowapproval',
+            name='expires',
+            field=models.DateTimeField(
+                default=None,
+                editable=False,
+                help_text='The time this approval will expire. This is the created time plus timeout, used for filtering.',
+                null=True,
+            ),
+        ),
+    ]

awx/main/migrations/0166_alter_jobevent_host.py

@@ -0,0 +1,40 @@
+# Generated by Django 3.2.13 on 2022-07-06 13:19
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0165_task_manager_refactor'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='adhoccommandevent',
+            name='host',
+            field=models.ForeignKey(
+                db_constraint=False,
+                default=None,
+                editable=False,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name='ad_hoc_command_events',
+                to='main.host',
+            ),
+        ),
+        migrations.AlterField(
+            model_name='jobevent',
+            name='host',
+            field=models.ForeignKey(
+                db_constraint=False,
+                default=None,
+                editable=False,
+                null=True,
+                on_delete=django.db.models.deletion.DO_NOTHING,
+                related_name='job_events_as_primary_host',
+                to='main.host',
+            ),
+        ),
+    ]

awx/main/migrations/0167_project_signature_validation_credential.py

@@ -0,0 +1,57 @@
+# Generated by Django 3.2.13 on 2022-08-24 14:02
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+from awx.main.models import CredentialType
+from awx.main.utils.common import set_current_apps
+
+
+def setup_tower_managed_defaults(apps, schema_editor):
+    set_current_apps(apps)
+    CredentialType.setup_tower_managed_defaults(apps)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0166_alter_jobevent_host'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='project',
+            name='signature_validation_credential',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name='projects_signature_validation',
+                to='main.credential',
+                help_text='An optional credential used for validating files in the project against unexpected changes.',
+            ),
+        ),
+        migrations.AlterField(
+            model_name='credentialtype',
+            name='kind',
+            field=models.CharField(
+                choices=[
+                    ('ssh', 'Machine'),
+                    ('vault', 'Vault'),
+                    ('net', 'Network'),
+                    ('scm', 'Source Control'),
+                    ('cloud', 'Cloud'),
+                    ('registry', 'Container Registry'),
+                    ('token', 'Personal Access Token'),
+                    ('insights', 'Insights'),
+                    ('external', 'External'),
+                    ('kubernetes', 'Kubernetes'),
+                    ('galaxy', 'Galaxy/Automation Hub'),
+                    ('cryptography', 'Cryptography'),
+                ],
+                max_length=32,
+            ),
+        ),
+        migrations.RunPython(setup_tower_managed_defaults),
+    ]

awx/main/migrations/0168_inventoryupdate_scm_revision.py

@@ -0,0 +1,25 @@
+# Generated by Django 3.2.13 on 2022-09-08 16:03
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0167_project_signature_validation_credential'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='inventoryupdate',
+            name='scm_revision',
+            field=models.CharField(
+                blank=True,
+                default='',
+                editable=False,
+                help_text='The SCM Revision from the Project used for this inventory update.  Only applicable to inventories source from scm',
+                max_length=1024,
+                verbose_name='SCM Revision',
+            ),
+        ),
+    ]

awx/main/migrations/0169_jt_prompt_everything_on_launch.py

@@ -0,0 +1,225 @@
+# Generated by Django 3.2.13 on 2022-09-15 14:07
+
+import awx.main.fields
+import awx.main.utils.polymorphic
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0168_inventoryupdate_scm_revision'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='joblaunchconfig',
+            name='execution_environment',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                help_text='The container image to be used for execution.',
+                null=True,
+                on_delete=awx.main.utils.polymorphic.SET_NULL,
+                related_name='joblaunchconfig_as_prompt',
+                to='main.executionenvironment',
+            ),
+        ),
+        migrations.AddField(
+            model_name='joblaunchconfig',
+            name='labels',
+            field=models.ManyToManyField(related_name='joblaunchconfig_labels', to='main.Label'),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_execution_environment_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_forks_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_instance_groups_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_job_slice_count_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_labels_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='ask_timeout_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='schedule',
+            name='execution_environment',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                help_text='The container image to be used for execution.',
+                null=True,
+                on_delete=awx.main.utils.polymorphic.SET_NULL,
+                related_name='schedule_as_prompt',
+                to='main.executionenvironment',
+            ),
+        ),
+        migrations.AddField(
+            model_name='schedule',
+            name='labels',
+            field=models.ManyToManyField(related_name='schedule_labels', to='main.Label'),
+        ),
+        migrations.AddField(
+            model_name='workflowjobnode',
+            name='execution_environment',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                help_text='The container image to be used for execution.',
+                null=True,
+                on_delete=awx.main.utils.polymorphic.SET_NULL,
+                related_name='workflowjobnode_as_prompt',
+                to='main.executionenvironment',
+            ),
+        ),
+        migrations.AddField(
+            model_name='workflowjobnode',
+            name='labels',
+            field=models.ManyToManyField(related_name='workflowjobnode_labels', to='main.Label'),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplate',
+            name='ask_labels_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplate',
+            name='ask_skip_tags_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplate',
+            name='ask_tags_on_launch',
+            field=awx.main.fields.AskForField(blank=True, default=False),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplatenode',
+            name='execution_environment',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                help_text='The container image to be used for execution.',
+                null=True,
+                on_delete=awx.main.utils.polymorphic.SET_NULL,
+                related_name='workflowjobtemplatenode_as_prompt',
+                to='main.executionenvironment',
+            ),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplatenode',
+            name='labels',
+            field=models.ManyToManyField(related_name='workflowjobtemplatenode_labels', to='main.Label'),
+        ),
+        migrations.CreateModel(
+            name='WorkflowJobTemplateNodeBaseInstanceGroupMembership',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('position', models.PositiveIntegerField(db_index=True, default=None, null=True)),
+                ('instancegroup', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.instancegroup')),
+                ('workflowjobtemplatenode', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.workflowjobtemplatenode')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='WorkflowJobNodeBaseInstanceGroupMembership',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('position', models.PositiveIntegerField(db_index=True, default=None, null=True)),
+                ('instancegroup', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.instancegroup')),
+                ('workflowjobnode', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.workflowjobnode')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='WorkflowJobInstanceGroupMembership',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('position', models.PositiveIntegerField(db_index=True, default=None, null=True)),
+                ('instancegroup', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.instancegroup')),
+                ('workflowjobnode', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.workflowjob')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ScheduleInstanceGroupMembership',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('position', models.PositiveIntegerField(db_index=True, default=None, null=True)),
+                ('instancegroup', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.instancegroup')),
+                ('schedule', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.schedule')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='JobLaunchConfigInstanceGroupMembership',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('position', models.PositiveIntegerField(db_index=True, default=None, null=True)),
+                ('instancegroup', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.instancegroup')),
+                ('joblaunchconfig', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='main.joblaunchconfig')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='joblaunchconfig',
+            name='instance_groups',
+            field=awx.main.fields.OrderedManyToManyField(
+                blank=True, editable=False, related_name='joblaunchconfigs', through='main.JobLaunchConfigInstanceGroupMembership', to='main.InstanceGroup'
+            ),
+        ),
+        migrations.AddField(
+            model_name='schedule',
+            name='instance_groups',
+            field=awx.main.fields.OrderedManyToManyField(
+                blank=True, editable=False, related_name='schedule_instance_groups', through='main.ScheduleInstanceGroupMembership', to='main.InstanceGroup'
+            ),
+        ),
+        migrations.AddField(
+            model_name='workflowjob',
+            name='instance_groups',
+            field=awx.main.fields.OrderedManyToManyField(
+                blank=True,
+                editable=False,
+                related_name='workflow_job_instance_groups',
+                through='main.WorkflowJobInstanceGroupMembership',
+                to='main.InstanceGroup',
+            ),
+        ),
+        migrations.AddField(
+            model_name='workflowjobnode',
+            name='instance_groups',
+            field=awx.main.fields.OrderedManyToManyField(
+                blank=True,
+                editable=False,
+                related_name='workflow_job_node_instance_groups',
+                through='main.WorkflowJobNodeBaseInstanceGroupMembership',
+                to='main.InstanceGroup',
+            ),
+        ),
+        migrations.AddField(
+            model_name='workflowjobtemplatenode',
+            name='instance_groups',
+            field=awx.main.fields.OrderedManyToManyField(
+                blank=True,
+                editable=False,
+                related_name='workflow_job_template_node_instance_groups',
+                through='main.WorkflowJobTemplateNodeBaseInstanceGroupMembership',
+                to='main.InstanceGroup',
+            ),
+        ),
+    ]

awx/main/migrations/0170_node_and_link_state.py

@@ -0,0 +1,79 @@
+# Generated by Django 3.2.13 on 2022-08-02 17:53
+
+import django.core.validators
+from django.db import migrations, models
+
+
+def forwards(apps, schema_editor):
+    # All existing InstanceLink objects need to be in the state
+    # 'Established', which is the default, so nothing needs to be done
+    # for that.
+
+    Instance = apps.get_model('main', 'Instance')
+    for instance in Instance.objects.all():
+        instance.node_state = 'ready' if not instance.errors else 'unavailable'
+        instance.save(update_fields=['node_state'])
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0169_jt_prompt_everything_on_launch'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='instance',
+            name='listener_port',
+            field=models.PositiveIntegerField(
+                blank=True,
+                default=27199,
+                help_text='Port that Receptor will listen for incoming connections on.',
+                validators=[django.core.validators.MinValueValidator(1), django.core.validators.MaxValueValidator(65535)],
+            ),
+        ),
+        migrations.AddField(
+            model_name='instance',
+            name='node_state',
+            field=models.CharField(
+                choices=[
+                    ('provisioning', 'Provisioning'),
+                    ('provision-fail', 'Provisioning Failure'),
+                    ('installed', 'Installed'),
+                    ('ready', 'Ready'),
+                    ('unavailable', 'Unavailable'),
+                    ('deprovisioning', 'De-provisioning'),
+                    ('deprovision-fail', 'De-provisioning Failure'),
+                ],
+                default='ready',
+                help_text='Indicates the current life cycle stage of this instance.',
+                max_length=16,
+            ),
+        ),
+        migrations.AddField(
+            model_name='instancelink',
+            name='link_state',
+            field=models.CharField(
+                choices=[('adding', 'Adding'), ('established', 'Established'), ('removing', 'Removing')],
+                default='established',
+                help_text='Indicates the current life cycle stage of this peer link.',
+                max_length=16,
+            ),
+        ),
+        migrations.AlterField(
+            model_name='instance',
+            name='node_type',
+            field=models.CharField(
+                choices=[
+                    ('control', 'Control plane node'),
+                    ('execution', 'Execution plane node'),
+                    ('hybrid', 'Controller and execution'),
+                    ('hop', 'Message-passing node, no execution capability'),
+                ],
+                default='hybrid',
+                help_text='Role that this node plays in the mesh.',
+                max_length=16,
+            ),
+        ),
+        migrations.RunPython(forwards, reverse_code=migrations.RunPython.noop),
+    ]

awx/main/migrations/0171_add_health_check_started.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.13 on 2022-09-26 20:54
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0170_node_and_link_state'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='instance',
+            name='health_check_started',
+            field=models.DateTimeField(editable=False, help_text='The last time a health check was initiated on this instance.', null=True),
+        ),
+    ]

awx/main/migrations/0172_prevent_instance_fallback.py

@@ -0,0 +1,29 @@
+# Generated by Django 3.2.13 on 2022-09-29 18:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0171_add_health_check_started'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='inventory',
+            name='prevent_instance_group_fallback',
+            field=models.BooleanField(
+                default=False,
+                help_text='If enabled, the inventory will prevent adding any organization instance groups to the list of preferred instances groups to run associated job templates on.If this setting is enabled and you provided an empty list, the global instance groups will be applied.',
+            ),
+        ),
+        migrations.AddField(
+            model_name='jobtemplate',
+            name='prevent_instance_group_fallback',
+            field=models.BooleanField(
+                default=False,
+                help_text='If enabled, the job template will prevent adding any inventory or organization instance groups to the list of preferred instances groups to run on.If this setting is enabled and you provided an empty list, the global instance groups will be applied.',
+            ),
+        ),
+    ]

awx/main/migrations/_create_system_jobs.py

@@ -4,7 +4,7 @@ from django.utils.timezone import now
 
 logger = logging.getLogger('awx.main.migrations')
 
-__all__ = ['create_collection_jt', 'create_clearsessions_jt', 'create_cleartokens_jt']
+__all__ = ['create_clearsessions_jt', 'create_cleartokens_jt']
 
 '''
 These methods are called by migrations to create various system job templates
@@ -36,7 +36,7 @@ def create_clearsessions_jt(apps, schema_editor):
     if created:
         sched = Schedule(
             name='Cleanup Expired Sessions',
-            rrule='DTSTART:%s RRULE:FREQ=WEEKLY;INTERVAL=1;COUNT=1' % schedule_time,
+            rrule='DTSTART:%s RRULE:FREQ=WEEKLY;INTERVAL=1' % schedule_time,
             description='Cleans out expired browser sessions',
             enabled=True,
             created=now_dt,
@@ -69,7 +69,7 @@ def create_cleartokens_jt(apps, schema_editor):
     if created:
         sched = Schedule(
             name='Cleanup Expired OAuth 2 Tokens',
-            rrule='DTSTART:%s RRULE:FREQ=WEEKLY;INTERVAL=1;COUNT=1' % schedule_time,
+            rrule='DTSTART:%s RRULE:FREQ=WEEKLY;INTERVAL=1' % schedule_time,
             description='Removes expired OAuth 2 access and refresh tokens',
             enabled=True,
             created=now_dt,

awx/main/migrations/_galaxy.py

@@ -44,7 +44,7 @@ def migrate_galaxy_settings(apps, schema_editor):
             credential_type=galaxy_type,
             inputs={'url': 'https://galaxy.ansible.com/'},
         )
-    except:
+    except Exception:
         # Needed for new migrations, tests
         public_galaxy_credential = Credential(
             created=now(), modified=now(), name='Ansible Galaxy', managed=True, credential_type=galaxy_type, inputs={'url': 'https://galaxy.ansible.com/'}

awx/main/models/ad_hoc_commands.py

@@ -90,6 +90,9 @@ class AdHocCommand(UnifiedJob, JobNotificationMixin):
 
     extra_vars_dict = VarsDictProperty('extra_vars', True)
 
+    def _set_default_dependencies_processed(self):
+        self.dependencies_processed = True
+
     def clean_inventory(self):
         inv = self.inventory
         if not inv:
@@ -178,12 +181,12 @@ class AdHocCommand(UnifiedJob, JobNotificationMixin):
     def get_passwords_needed_to_start(self):
         return self.passwords_needed_to_start
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         # NOTE: We sorta have to assume the host count matches and that forks default to 5
-        from awx.main.models.inventory import Host
-
-        count_hosts = Host.objects.filter(enabled=True, inventory__ad_hoc_commands__pk=self.pk).count()
+        if self.inventory:
+            count_hosts = self.inventory.total_hosts
+        else:
+            count_hosts = 5
         return min(count_hosts, 5 if self.forks == 0 else self.forks) + 1
 
     def copy(self):
@@ -207,23 +210,32 @@ class AdHocCommand(UnifiedJob, JobNotificationMixin):
 
     def save(self, *args, **kwargs):
         update_fields = kwargs.get('update_fields', [])
+
+        def add_to_update_fields(name):
+            if name not in update_fields:
+                update_fields.append(name)
+
+        if not self.preferred_instance_groups_cache:
+            self.preferred_instance_groups_cache = self._get_preferred_instance_group_cache()
+            add_to_update_fields("preferred_instance_groups_cache")
         if not self.name:
             self.name = Truncator(u': '.join(filter(None, (self.module_name, self.module_args)))).chars(512)
-            if 'name' not in update_fields:
-                update_fields.append('name')
+            add_to_update_fields("name")
+        if self.task_impact == 0:
+            self.task_impact = self._get_task_impact()
+            add_to_update_fields("task_impact")
         super(AdHocCommand, self).save(*args, **kwargs)
 
     @property
     def preferred_instance_groups(self):
-        if self.inventory is not None and self.inventory.organization is not None:
-            organization_groups = [x for x in self.inventory.organization.instance_groups.all()]
-        else:
-            organization_groups = []
+        selected_groups = []
         if self.inventory is not None:
-            inventory_groups = [x for x in self.inventory.instance_groups.all()]
-        else:
-            inventory_groups = []
-        selected_groups = inventory_groups + organization_groups
+            for instance_group in self.inventory.instance_groups.all():
+                selected_groups.append(instance_group)
+            if not self.inventory.prevent_instance_group_fallback and self.inventory.organization is not None:
+                for instance_group in self.inventory.organization.instance_groups.all():
+                    selected_groups.append(instance_group)
+
         if not selected_groups:
             return self.global_instance_groups
         return selected_groups

awx/main/models/base.py

@@ -316,16 +316,17 @@ class PrimordialModel(HasEditsMixin, CreatedModifiedModel):
         user = get_current_user()
         if user and not user.id:
             user = None
-        if not self.pk and not self.created_by:
+        if (not self.pk) and (user is not None) and (not self.created_by):
             self.created_by = user
             if 'created_by' not in update_fields:
                 update_fields.append('created_by')
         # Update modified_by if any editable fields have changed
         new_values = self._get_fields_snapshot()
         if (not self.pk and not self.modified_by) or self._values_have_edits(new_values):
-            self.modified_by = user
-            if 'modified_by' not in update_fields:
-                update_fields.append('modified_by')
+            if self.modified_by != user:
+                self.modified_by = user
+                if 'modified_by' not in update_fields:
+                    update_fields.append('modified_by')
         super(PrimordialModel, self).save(*args, **kwargs)
         self._prior_values_store = new_values
 

awx/main/models/credential/__init__.py

@@ -282,7 +282,7 @@ class Credential(PasswordFieldsModel, CommonModelNameNotUnique, ResourceMixin):
                         return field['default']
                 if 'default' in kwargs:
                     return kwargs['default']
-                raise AttributeError
+                raise AttributeError(field_name)
         if field_name in self.inputs:
             return self.inputs[field_name]
         if 'default' in kwargs:
@@ -336,6 +336,7 @@ class CredentialType(CommonModelNameNotUnique):
         ('external', _('External')),
         ('kubernetes', _('Kubernetes')),
         ('galaxy', _('Galaxy/Automation Hub')),
+        ('cryptography', _('Cryptography')),
     )
 
     kind = models.CharField(max_length=32, choices=KIND_CHOICES)
@@ -1171,6 +1172,25 @@ ManagedCredentialType(
     },
 )
 
+ManagedCredentialType(
+    namespace='gpg_public_key',
+    kind='cryptography',
+    name=gettext_noop('GPG Public Key'),
+    inputs={
+        'fields': [
+            {
+                'id': 'gpg_public_key',
+                'label': gettext_noop('GPG Public Key'),
+                'type': 'string',
+                'secret': True,
+                'multiline': True,
+                'help_text': gettext_noop('GPG Public Key used to validate content signatures.'),
+            },
+        ],
+        'required': ['gpg_public_key'],
+    },
+)
+
 
 class CredentialInputSource(PrimordialModel):
     class Meta:

awx/main/models/events.py

@@ -25,7 +25,6 @@ analytics_logger = logging.getLogger('awx.analytics.job_events')
 
 logger = logging.getLogger('awx.main.models.events')
 
-
 __all__ = ['JobEvent', 'ProjectUpdateEvent', 'AdHocCommandEvent', 'InventoryUpdateEvent', 'SystemJobEvent']
 
 
@@ -486,13 +485,18 @@ class JobEvent(BasePlaybookEvent):
         editable=False,
         db_index=False,
     )
+    # When we partitioned the table we accidentally "lost" the foreign key constraint.
+    # However this is good because the cascade on delete at the django layer was causing DB issues
+    # We are going to leave this as a foreign key but mark it as not having a DB relation and
+    #  prevent cascading on delete.
     host = models.ForeignKey(
         'Host',
         related_name='job_events_as_primary_host',
         null=True,
         default=None,
-        on_delete=models.SET_NULL,
+        on_delete=models.DO_NOTHING,
         editable=False,
+        db_constraint=False,
     )
     host_name = models.CharField(
         max_length=1024,
@@ -794,6 +798,10 @@ class AdHocCommandEvent(BaseCommandEvent):
         editable=False,
         db_index=False,
     )
+    # We need to keep this as a FK in the model because AdHocCommand uses a ManyToMany field
+    #   to hosts through adhoc_events. But in https://github.com/ansible/awx/pull/8236/ we
+    #   removed the nulling of the field in case of a host going away before an event is saved
+    #   so this needs to stay SET_NULL on the ORM level
     host = models.ForeignKey(
         'Host',
         related_name='ad_hoc_command_events',
@@ -801,6 +809,7 @@ class AdHocCommandEvent(BaseCommandEvent):
         default=None,
         on_delete=models.SET_NULL,
         editable=False,
+        db_constraint=False,
     )
     host_name = models.CharField(
         max_length=1024,

awx/main/models/ha.py

@@ -5,13 +5,14 @@ from decimal import Decimal
 import logging
 import os
 
-from django.core.validators import MinValueValidator
+from django.core.validators import MinValueValidator, MaxValueValidator
 from django.db import models, connection
 from django.db.models.signals import post_save, post_delete
 from django.dispatch import receiver
 from django.utils.translation import gettext_lazy as _
 from django.conf import settings
 from django.utils.timezone import now, timedelta
+from django.db.models import Sum
 
 import redis
 from solo.models import SingletonModel
@@ -58,6 +59,15 @@ class InstanceLink(BaseModel):
     source = models.ForeignKey('Instance', on_delete=models.CASCADE, related_name='+')
     target = models.ForeignKey('Instance', on_delete=models.CASCADE, related_name='reverse_peers')
 
+    class States(models.TextChoices):
+        ADDING = 'adding', _('Adding')
+        ESTABLISHED = 'established', _('Established')
+        REMOVING = 'removing', _('Removing')
+
+    link_state = models.CharField(
+        choices=States.choices, default=States.ESTABLISHED, max_length=16, help_text=_("Indicates the current life cycle stage of this peer link.")
+    )
+
     class Meta:
         unique_together = ('source', 'target')
 
@@ -104,6 +114,11 @@ class Instance(HasPolicyEditsMixin, BaseModel):
         editable=False,
         help_text=_('Last time instance ran its heartbeat task for main cluster nodes. Last known connection to receptor mesh for execution nodes.'),
     )
+    health_check_started = models.DateTimeField(
+        null=True,
+        editable=False,
+        help_text=_("The last time a health check was initiated on this instance."),
+    )
     last_health_check = models.DateTimeField(
         null=True,
         editable=False,
@@ -126,13 +141,33 @@ class Instance(HasPolicyEditsMixin, BaseModel):
         default=0,
         editable=False,
     )
-    NODE_TYPE_CHOICES = [
-        ("control", "Control plane node"),
-        ("execution", "Execution plane node"),
-        ("hybrid", "Controller and execution"),
-        ("hop", "Message-passing node, no execution capability"),
-    ]
-    node_type = models.CharField(default='hybrid', choices=NODE_TYPE_CHOICES, max_length=16)
+
+    class Types(models.TextChoices):
+        CONTROL = 'control', _("Control plane node")
+        EXECUTION = 'execution', _("Execution plane node")
+        HYBRID = 'hybrid', _("Controller and execution")
+        HOP = 'hop', _("Message-passing node, no execution capability")
+
+    node_type = models.CharField(default=Types.HYBRID, choices=Types.choices, max_length=16, help_text=_("Role that this node plays in the mesh."))
+
+    class States(models.TextChoices):
+        PROVISIONING = 'provisioning', _('Provisioning')
+        PROVISION_FAIL = 'provision-fail', _('Provisioning Failure')
+        INSTALLED = 'installed', _('Installed')
+        READY = 'ready', _('Ready')
+        UNAVAILABLE = 'unavailable', _('Unavailable')
+        DEPROVISIONING = 'deprovisioning', _('De-provisioning')
+        DEPROVISION_FAIL = 'deprovision-fail', _('De-provisioning Failure')
+
+    node_state = models.CharField(
+        choices=States.choices, default=States.READY, max_length=16, help_text=_("Indicates the current life cycle stage of this instance.")
+    )
+    listener_port = models.PositiveIntegerField(
+        blank=True,
+        default=27199,
+        validators=[MinValueValidator(1), MaxValueValidator(65535)],
+        help_text=_("Port that Receptor will listen for incoming connections on."),
+    )
 
     peers = models.ManyToManyField('self', symmetrical=False, through=InstanceLink, through_fields=('source', 'target'))
 
@@ -149,10 +184,13 @@ class Instance(HasPolicyEditsMixin, BaseModel):
     def consumed_capacity(self):
         capacity_consumed = 0
         if self.node_type in ('hybrid', 'execution'):
-            capacity_consumed += sum(x.task_impact for x in UnifiedJob.objects.filter(execution_node=self.hostname, status__in=('running', 'waiting')))
+            capacity_consumed += (
+                UnifiedJob.objects.filter(execution_node=self.hostname, status__in=('running', 'waiting')).aggregate(Sum("task_impact"))["task_impact__sum"]
+                or 0
+            )
         if self.node_type in ('hybrid', 'control'):
-            capacity_consumed += sum(
-                settings.AWX_CONTROL_NODE_TASK_IMPACT for x in UnifiedJob.objects.filter(controller_node=self.hostname, status__in=('running', 'waiting'))
+            capacity_consumed += (
+                settings.AWX_CONTROL_NODE_TASK_IMPACT * UnifiedJob.objects.filter(controller_node=self.hostname, status__in=('running', 'waiting')).count()
             )
         return capacity_consumed
 
@@ -174,6 +212,14 @@ class Instance(HasPolicyEditsMixin, BaseModel):
     def jobs_total(self):
         return UnifiedJob.objects.filter(execution_node=self.hostname).count()
 
+    @property
+    def health_check_pending(self):
+        if self.health_check_started is None:
+            return False
+        if self.last_health_check is None:
+            return True
+        return self.health_check_started > self.last_health_check
+
     def get_cleanup_task_kwargs(self, **kwargs):
         """
         Produce options to use for the command: ansible-runner worker cleanup
@@ -203,24 +249,28 @@ class Instance(HasPolicyEditsMixin, BaseModel):
             return True
         if ref_time is None:
             ref_time = now()
-        grace_period = settings.CLUSTER_NODE_HEARTBEAT_PERIOD * 2
+        grace_period = settings.CLUSTER_NODE_HEARTBEAT_PERIOD * settings.CLUSTER_NODE_MISSED_HEARTBEAT_TOLERANCE
         if self.node_type in ('execution', 'hop'):
             grace_period += settings.RECEPTOR_SERVICE_ADVERTISEMENT_PERIOD
         return self.last_seen < ref_time - timedelta(seconds=grace_period)
 
     def mark_offline(self, update_last_seen=False, perform_save=True, errors=''):
-        if self.cpu_capacity == 0 and self.mem_capacity == 0 and self.capacity == 0 and self.errors == errors and (not update_last_seen):
-            return
+        if self.node_state not in (Instance.States.READY, Instance.States.UNAVAILABLE, Instance.States.INSTALLED):
+            return []
+        if self.node_state == Instance.States.UNAVAILABLE and self.errors == errors and (not update_last_seen):
+            return []
+        self.node_state = Instance.States.UNAVAILABLE
         self.cpu_capacity = self.mem_capacity = self.capacity = 0
         self.errors = errors
         if update_last_seen:
             self.last_seen = now()
 
+        update_fields = ['node_state', 'capacity', 'cpu_capacity', 'mem_capacity', 'errors']
+        if update_last_seen:
+            update_fields += ['last_seen']
         if perform_save:
-            update_fields = ['capacity', 'cpu_capacity', 'mem_capacity', 'errors']
-            if update_last_seen:
-                update_fields += ['last_seen']
             self.save(update_fields=update_fields)
+        return update_fields
 
     def set_capacity_value(self):
         """Sets capacity according to capacity adjustment rule (no save)"""
@@ -274,8 +324,12 @@ class Instance(HasPolicyEditsMixin, BaseModel):
         if not errors:
             self.refresh_capacity_fields()
             self.errors = ''
+            if self.node_state in (Instance.States.UNAVAILABLE, Instance.States.INSTALLED):
+                self.node_state = Instance.States.READY
+                update_fields.append('node_state')
         else:
-            self.mark_offline(perform_save=False, errors=errors)
+            fields_to_update = self.mark_offline(perform_save=False, errors=errors)
+            update_fields.extend(fields_to_update)
         update_fields.extend(['cpu_capacity', 'mem_capacity', 'capacity'])
 
         # disabling activity stream will avoid extra queries, which is important for heatbeat actions
@@ -292,7 +346,7 @@ class Instance(HasPolicyEditsMixin, BaseModel):
             # playbook event data; we should consider this a zero capacity event
             redis.Redis.from_url(settings.BROKER_URL).ping()
         except redis.ConnectionError:
-            errors = _('Failed to connect ot Redis')
+            errors = _('Failed to connect to Redis')
 
         self.save_health_data(awx_application_version, get_cpu_count(), get_mem_in_bytes(), update_last_seen=True, errors=errors)
 
@@ -384,6 +438,20 @@ def on_instance_group_saved(sender, instance, created=False, raw=False, **kwargs
 
 @receiver(post_save, sender=Instance)
 def on_instance_saved(sender, instance, created=False, raw=False, **kwargs):
+    if settings.IS_K8S and instance.node_type in (Instance.Types.EXECUTION,):
+        if instance.node_state == Instance.States.DEPROVISIONING:
+            from awx.main.tasks.receptor import remove_deprovisioned_node  # prevents circular import
+
+            # wait for jobs on the node to complete, then delete the
+            # node and kick off write_receptor_config
+            connection.on_commit(lambda: remove_deprovisioned_node.apply_async([instance.hostname]))
+
+        if instance.node_state == Instance.States.INSTALLED:
+            from awx.main.tasks.receptor import write_receptor_config  # prevents circular import
+
+            # broadcast to all control instances to update their receptor configs
+            connection.on_commit(lambda: write_receptor_config.apply_async(queue='tower_broadcast_all'))
+
     if created or instance.has_policy_changes():
         schedule_policy_task()
 
@@ -430,3 +498,58 @@ class InventoryInstanceGroupMembership(models.Model):
         default=None,
         db_index=True,
     )
+
+
+class JobLaunchConfigInstanceGroupMembership(models.Model):
+
+    joblaunchconfig = models.ForeignKey('JobLaunchConfig', on_delete=models.CASCADE)
+    instancegroup = models.ForeignKey('InstanceGroup', on_delete=models.CASCADE)
+    position = models.PositiveIntegerField(
+        null=True,
+        default=None,
+        db_index=True,
+    )
+
+
+class ScheduleInstanceGroupMembership(models.Model):
+
+    schedule = models.ForeignKey('Schedule', on_delete=models.CASCADE)
+    instancegroup = models.ForeignKey('InstanceGroup', on_delete=models.CASCADE)
+    position = models.PositiveIntegerField(
+        null=True,
+        default=None,
+        db_index=True,
+    )
+
+
+class WorkflowJobTemplateNodeBaseInstanceGroupMembership(models.Model):
+
+    workflowjobtemplatenode = models.ForeignKey('WorkflowJobTemplateNode', on_delete=models.CASCADE)
+    instancegroup = models.ForeignKey('InstanceGroup', on_delete=models.CASCADE)
+    position = models.PositiveIntegerField(
+        null=True,
+        default=None,
+        db_index=True,
+    )
+
+
+class WorkflowJobNodeBaseInstanceGroupMembership(models.Model):
+
+    workflowjobnode = models.ForeignKey('WorkflowJobNode', on_delete=models.CASCADE)
+    instancegroup = models.ForeignKey('InstanceGroup', on_delete=models.CASCADE)
+    position = models.PositiveIntegerField(
+        null=True,
+        default=None,
+        db_index=True,
+    )
+
+
+class WorkflowJobInstanceGroupMembership(models.Model):
+
+    workflowjobnode = models.ForeignKey('WorkflowJob', on_delete=models.CASCADE)
+    instancegroup = models.ForeignKey('InstanceGroup', on_delete=models.CASCADE)
+    position = models.PositiveIntegerField(
+        null=True,
+        default=None,
+        db_index=True,
+    )

awx/main/models/inventory.py

@@ -63,7 +63,7 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
     an inventory source contains lists and hosts.
     """
 
-    FIELDS_TO_PRESERVE_AT_COPY = ['hosts', 'groups', 'instance_groups']
+    FIELDS_TO_PRESERVE_AT_COPY = ['hosts', 'groups', 'instance_groups', 'prevent_instance_group_fallback']
     KIND_CHOICES = [
         ('', _('Hosts have a direct link to this inventory.')),
         ('smart', _('Hosts for inventory generated using the host_filter property.')),
@@ -175,6 +175,16 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
         related_name='inventory_labels',
         help_text=_('Labels associated with this inventory.'),
     )
+    prevent_instance_group_fallback = models.BooleanField(
+        default=False,
+        help_text=(
+            "If enabled, the inventory will prevent adding any organization "
+            "instance groups to the list of preferred instances groups to run "
+            "associated job templates on."
+            "If this setting is enabled and you provided an empty list, the global instance "
+            "groups will be applied."
+        ),
+    )
 
     def get_absolute_url(self, request=None):
         return reverse('api:inventory_detail', kwargs={'pk': self.pk}, request=request)
@@ -236,6 +246,25 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
             raise ParseError(_('Slice number must be 1 or higher.'))
         return (number, step)
 
+    def get_sliced_hosts(self, host_queryset, slice_number, slice_count):
+        """
+        Returns a slice of Hosts given a slice number and total slice count, or
+        the original queryset if slicing is not requested.
+
+        NOTE: If slicing is performed, this will return a List[Host] with the
+        resulting slice. If slicing is not performed it will return the
+        original queryset (not evaluating it or forcing it to a list). This
+        puts the burden on the caller to check the resulting type. This is
+        non-ideal because it's easy to get wrong, but I think the only way
+        around it is to force the queryset which has memory implications for
+        large inventories.
+        """
+
+        if slice_count > 1 and slice_number > 0:
+            offset = slice_number - 1
+            host_queryset = host_queryset[offset::slice_count]
+        return host_queryset
+
     def get_script_data(self, hostvars=False, towervars=False, show_all=False, slice_number=1, slice_count=1):
         hosts_kw = dict()
         if not show_all:
@@ -243,10 +272,8 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
         fetch_fields = ['name', 'id', 'variables', 'inventory_id']
         if towervars:
             fetch_fields.append('enabled')
-        hosts = self.hosts.filter(**hosts_kw).order_by('name').only(*fetch_fields)
-        if slice_count > 1 and slice_number > 0:
-            offset = slice_number - 1
-            hosts = hosts[offset::slice_count]
+        host_queryset = self.hosts.filter(**hosts_kw).order_by('name').only(*fetch_fields)
+        hosts = self.get_sliced_hosts(host_queryset, slice_number, slice_count)
 
         data = dict()
         all_group = data.setdefault('all', dict())
@@ -337,9 +364,12 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
         else:
             active_inventory_sources = self.inventory_sources.filter(source__in=CLOUD_INVENTORY_SOURCES)
         failed_inventory_sources = active_inventory_sources.filter(last_job_failed=True)
+        total_hosts = active_hosts.count()
+        # if total_hosts has changed, set update_task_impact to True
+        update_task_impact = total_hosts != self.total_hosts
         computed_fields = {
             'has_active_failures': bool(failed_hosts.count()),
-            'total_hosts': active_hosts.count(),
+            'total_hosts': total_hosts,
             'hosts_with_active_failures': failed_hosts.count(),
             'total_groups': active_groups.count(),
             'has_inventory_sources': bool(active_inventory_sources.count()),
@@ -357,6 +387,14 @@ class Inventory(CommonModelNameNotUnique, ResourceMixin, RelatedJobsMixin):
                 computed_fields.pop(field)
         if computed_fields:
             iobj.save(update_fields=computed_fields.keys())
+        if update_task_impact:
+            # if total hosts count has changed, re-calculate task_impact for any
+            # job that is still in pending for this inventory, since task_impact
+            # is cached on task creation and used in task management system
+            tasks = self.jobs.filter(status="pending")
+            for t in tasks:
+                t.task_impact = t._get_task_impact()
+            UnifiedJob.objects.bulk_update(tasks, ['task_impact'])
         logger.debug("Finished updating inventory computed fields, pk={0}, in " "{1:.3f} seconds".format(self.pk, time.time() - start_time))
 
     def websocket_emit_status(self, status):
@@ -1176,6 +1214,14 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions, JobNotificationMixin,
         default=None,
         null=True,
     )
+    scm_revision = models.CharField(
+        max_length=1024,
+        blank=True,
+        default='',
+        editable=False,
+        verbose_name=_('SCM Revision'),
+        help_text=_('The SCM Revision from the Project used for this inventory update.  Only applicable to inventories source from scm'),
+    )
 
     @property
     def is_container_group_task(self):
@@ -1220,8 +1266,7 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions, JobNotificationMixin,
             return UnpartitionedInventoryUpdateEvent
         return InventoryUpdateEvent
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         return 1
 
     # InventoryUpdate credential required
@@ -1246,15 +1291,19 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions, JobNotificationMixin,
 
     @property
     def preferred_instance_groups(self):
-        if self.inventory_source.inventory is not None and self.inventory_source.inventory.organization is not None:
-            organization_groups = [x for x in self.inventory_source.inventory.organization.instance_groups.all()]
-        else:
-            organization_groups = []
+        selected_groups = []
         if self.inventory_source.inventory is not None:
-            inventory_groups = [x for x in self.inventory_source.inventory.instance_groups.all()]
-        else:
-            inventory_groups = []
-        selected_groups = inventory_groups + organization_groups
+            # Add the inventory sources IG to the selected IGs first
+            for instance_group in self.inventory_source.inventory.instance_groups.all():
+                selected_groups.append(instance_group)
+            # If the inventory allows for fallback and we have an organization then also append the orgs IGs to the end of the list
+            if (
+                not getattr(self.inventory_source.inventory, 'prevent_instance_group_fallback', False)
+                and self.inventory_source.inventory.organization is not None
+            ):
+                for instance_group in self.inventory_source.inventory.organization.instance_groups.all():
+                    selected_groups.append(instance_group)
+
         if not selected_groups:
             return self.global_instance_groups
         return selected_groups

awx/main/models/jobs.py

@@ -15,6 +15,7 @@ from urllib.parse import urljoin
 from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.db import models
+from django.db.models.query import QuerySet
 
 # from django.core.cache import cache
 from django.utils.encoding import smart_str
@@ -43,8 +44,8 @@ from awx.main.models.notifications import (
     NotificationTemplate,
     JobNotificationMixin,
 )
-from awx.main.utils import parse_yaml_or_json, getattr_dne, NullablePromptPseudoField
-from awx.main.fields import ImplicitRoleField, AskForField, JSONBlob
+from awx.main.utils import parse_yaml_or_json, getattr_dne, NullablePromptPseudoField, polymorphic
+from awx.main.fields import ImplicitRoleField, AskForField, JSONBlob, OrderedManyToManyField
 from awx.main.models.mixins import (
     ResourceMixin,
     SurveyJobTemplateMixin,
@@ -203,7 +204,7 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
     playbook) to an inventory source with a given credential.
     """
 
-    FIELDS_TO_PRESERVE_AT_COPY = ['labels', 'instance_groups', 'credentials', 'survey_spec']
+    FIELDS_TO_PRESERVE_AT_COPY = ['labels', 'instance_groups', 'credentials', 'survey_spec', 'prevent_instance_group_fallback']
     FIELDS_TO_DISCARD_AT_COPY = ['vault_credential', 'credential']
     SOFT_UNIQUE_TOGETHER = [('polymorphic_ctype', 'name', 'organization')]
 
@@ -227,15 +228,6 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
         blank=True,
         default=False,
     )
-    ask_limit_on_launch = AskForField(
-        blank=True,
-        default=False,
-    )
-    ask_tags_on_launch = AskForField(blank=True, default=False, allows_field='job_tags')
-    ask_skip_tags_on_launch = AskForField(
-        blank=True,
-        default=False,
-    )
     ask_job_type_on_launch = AskForField(
         blank=True,
         default=False,
@@ -244,12 +236,27 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
         blank=True,
         default=False,
     )
-    ask_inventory_on_launch = AskForField(
+    ask_credential_on_launch = AskForField(blank=True, default=False, allows_field='credentials')
+    ask_execution_environment_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_forks_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_job_slice_count_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_timeout_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_instance_groups_on_launch = AskForField(
         blank=True,
         default=False,
     )
-    ask_credential_on_launch = AskForField(blank=True, default=False, allows_field='credentials')
-    ask_scm_branch_on_launch = AskForField(blank=True, default=False, allows_field='scm_branch')
     job_slice_count = models.PositiveIntegerField(
         blank=True,
         default=1,
@@ -268,6 +275,15 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
             'admin_role',
         ],
     )
+    prevent_instance_group_fallback = models.BooleanField(
+        default=False,
+        help_text=(
+            "If enabled, the job template will prevent adding any inventory or organization "
+            "instance groups to the list of preferred instances groups to run on."
+            "If this setting is enabled and you provided an empty list, the global instance "
+            "groups will be applied."
+        ),
+    )
 
     @classmethod
     def _get_unified_job_class(cls):
@@ -276,7 +292,17 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
     @classmethod
     def _get_unified_job_field_names(cls):
         return set(f.name for f in JobOptions._meta.fields) | set(
-            ['name', 'description', 'organization', 'survey_passwords', 'labels', 'credentials', 'job_slice_number', 'job_slice_count', 'execution_environment']
+            [
+                'name',
+                'description',
+                'organization',
+                'survey_passwords',
+                'labels',
+                'credentials',
+                'job_slice_number',
+                'job_slice_count',
+                'execution_environment',
+            ]
         )
 
     @property
@@ -314,10 +340,13 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
         actual_inventory = self.inventory
         if self.ask_inventory_on_launch and 'inventory' in kwargs:
             actual_inventory = kwargs['inventory']
+        actual_slice_count = self.job_slice_count
+        if self.ask_job_slice_count_on_launch and 'job_slice_count' in kwargs:
+            actual_slice_count = kwargs['job_slice_count']
         if actual_inventory:
-            return min(self.job_slice_count, actual_inventory.hosts.count())
+            return min(actual_slice_count, actual_inventory.hosts.count())
         else:
-            return self.job_slice_count
+            return actual_slice_count
 
     def save(self, *args, **kwargs):
         update_fields = kwargs.get('update_fields', [])
@@ -425,10 +454,15 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
 
             field = self._meta.get_field(field_name)
             if isinstance(field, models.ManyToManyField):
-                old_value = set(old_value.all())
-                new_value = set(kwargs[field_name]) - old_value
-                if not new_value:
-                    continue
+                if field_name == 'instance_groups':
+                    # Instance groups are ordered so we can't make a set out of them
+                    old_value = old_value.all()
+                elif field_name == 'credentials':
+                    # Credentials have a weird pattern because of how they are layered
+                    old_value = set(old_value.all())
+                    new_value = set(kwargs[field_name]) - old_value
+                    if not new_value:
+                        continue
 
             if new_value == old_value:
                 # no-op case: Fields the same as template's value
@@ -449,6 +483,10 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, SurveyJobTemplateMixin, Resour
                         rejected_data[field_name] = new_value
                         errors_dict[field_name] = _('Project does not allow override of branch.')
                         continue
+                elif field_name == 'job_slice_count' and (new_value > 1) and (self.get_effective_slice_ct(kwargs) <= 1):
+                    rejected_data[field_name] = new_value
+                    errors_dict[field_name] = _('Job inventory does not have enough hosts for slicing')
+                    continue
                 # accepted prompt
                 prompted_data[field_name] = new_value
             else:
@@ -600,6 +638,19 @@ class Job(UnifiedJob, JobOptions, SurveyJobMixin, JobNotificationMixin, TaskMana
     def get_ui_url(self):
         return urljoin(settings.TOWER_URL_BASE, "/#/jobs/playbook/{}".format(self.pk))
 
+    def _set_default_dependencies_processed(self):
+        """
+        This sets the initial value of dependencies_processed
+        and here we use this as a shortcut to avoid the DependencyManager for jobs that do not need it
+        """
+        if (not self.project) or self.project.scm_update_on_launch:
+            self.dependencies_processed = False
+        elif (not self.inventory) or self.inventory.inventory_sources.filter(update_on_launch=True).exists():
+            self.dependencies_processed = False
+        else:
+            # No dependencies to process
+            self.dependencies_processed = True
+
     @property
     def event_class(self):
         if self.has_unpartitioned_events:
@@ -644,8 +695,7 @@ class Job(UnifiedJob, JobOptions, SurveyJobMixin, JobNotificationMixin, TaskMana
             raise ParseError(_('{status_value} is not a valid status option.').format(status_value=status))
         return self._get_hosts(**kwargs)
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         if self.launch_type == 'callback':
             count_hosts = 2
         else:
@@ -755,19 +805,15 @@ class Job(UnifiedJob, JobOptions, SurveyJobMixin, JobNotificationMixin, TaskMana
 
     @property
     def preferred_instance_groups(self):
-        if self.organization is not None:
-            organization_groups = [x for x in self.organization.instance_groups.all()]
-        else:
-            organization_groups = []
-        if self.inventory is not None:
-            inventory_groups = [x for x in self.inventory.instance_groups.all()]
-        else:
-            inventory_groups = []
-        if self.job_template is not None:
-            template_groups = [x for x in self.job_template.instance_groups.all()]
-        else:
-            template_groups = []
-        selected_groups = template_groups + inventory_groups + organization_groups
+        # If the user specified instance groups those will be handled by the unified_job.create_unified_job
+        # This function handles only the defaults for a template w/o user specification
+        selected_groups = []
+        for obj_type in ['job_template', 'inventory', 'organization']:
+            if getattr(self, obj_type) is not None:
+                for instance_group in getattr(self, obj_type).instance_groups.all():
+                    selected_groups.append(instance_group)
+                if getattr(getattr(self, obj_type), 'prevent_instance_group_fallback', False):
+                    break
         if not selected_groups:
             return self.global_instance_groups
         return selected_groups
@@ -799,21 +845,30 @@ class Job(UnifiedJob, JobOptions, SurveyJobMixin, JobNotificationMixin, TaskMana
     def get_notification_friendly_name(self):
         return "Job"
 
-    def _get_inventory_hosts(self, only=['name', 'ansible_facts', 'ansible_facts_modified', 'modified', 'inventory_id']):
+    def _get_inventory_hosts(self, only=('name', 'ansible_facts', 'ansible_facts_modified', 'modified', 'inventory_id'), **filters):
+        """Return value is an iterable for the relevant hosts for this job"""
         if not self.inventory:
             return []
-        return self.inventory.hosts.only(*only)
+        host_queryset = self.inventory.hosts.only(*only)
+        if filters:
+            host_queryset = host_queryset.filter(**filters)
+        host_queryset = self.inventory.get_sliced_hosts(host_queryset, self.job_slice_number, self.job_slice_count)
+        if isinstance(host_queryset, QuerySet):
+            return host_queryset.iterator()
+        return host_queryset
 
     def start_job_fact_cache(self, destination, modification_times, timeout=None):
         self.log_lifecycle("start_job_fact_cache")
         os.makedirs(destination, mode=0o700)
-        hosts = self._get_inventory_hosts()
+
         if timeout is None:
             timeout = settings.ANSIBLE_FACT_CACHE_TIMEOUT
         if timeout > 0:
             # exclude hosts with fact data older than `settings.ANSIBLE_FACT_CACHE_TIMEOUT seconds`
             timeout = now() - datetime.timedelta(seconds=timeout)
-            hosts = hosts.filter(ansible_facts_modified__gte=timeout)
+            hosts = self._get_inventory_hosts(ansible_facts_modified__gte=timeout)
+        else:
+            hosts = self._get_inventory_hosts()
         for host in hosts:
             filepath = os.sep.join(map(str, [destination, host.name]))
             if not os.path.realpath(filepath).startswith(destination):
@@ -847,7 +902,7 @@ class Job(UnifiedJob, JobOptions, SurveyJobMixin, JobNotificationMixin, TaskMana
                             continue
                         host.ansible_facts = ansible_facts
                         host.ansible_facts_modified = now()
-                        host.save()
+                        host.save(update_fields=['ansible_facts', 'ansible_facts_modified'])
                         system_tracking_logger.info(
                             'New fact for inventory {} host {}'.format(smart_str(host.inventory.name), smart_str(host.name)),
                             extra=dict(
@@ -893,10 +948,36 @@ class LaunchTimeConfigBase(BaseModel):
     # This is a solution to the nullable CharField problem, specific to prompting
     char_prompts = JSONBlob(default=dict, blank=True)
 
-    def prompts_dict(self, display=False):
+    # Define fields that are not really fields, but alias to char_prompts lookups
+    limit = NullablePromptPseudoField('limit')
+    scm_branch = NullablePromptPseudoField('scm_branch')
+    job_tags = NullablePromptPseudoField('job_tags')
+    skip_tags = NullablePromptPseudoField('skip_tags')
+    diff_mode = NullablePromptPseudoField('diff_mode')
+    job_type = NullablePromptPseudoField('job_type')
+    verbosity = NullablePromptPseudoField('verbosity')
+    forks = NullablePromptPseudoField('forks')
+    job_slice_count = NullablePromptPseudoField('job_slice_count')
+    timeout = NullablePromptPseudoField('timeout')
+
+    # NOTE: additional fields are assumed to exist but must be defined in subclasses
+    # due to technical limitations
+    SUBCLASS_FIELDS = (
+        'instance_groups',  # needs a through model defined
+        'extra_vars',  # alternates between extra_vars and extra_data
+        'credentials',  # already a unified job and unified JT field
+        'labels',  # already a unified job and unified JT field
+        'execution_environment',  # already a unified job and unified JT field
+    )
+
+    def prompts_dict(self, display=False, for_cls=None):
         data = {}
+        if for_cls:
+            cls = for_cls
+        else:
+            cls = JobTemplate
         # Some types may have different prompts, but always subset of JT prompts
-        for prompt_name in JobTemplate.get_ask_mapping().keys():
+        for prompt_name in cls.get_ask_mapping().keys():
             try:
                 field = self._meta.get_field(prompt_name)
             except FieldDoesNotExist:
@@ -904,18 +985,23 @@ class LaunchTimeConfigBase(BaseModel):
             if isinstance(field, models.ManyToManyField):
                 if not self.pk:
                     continue  # unsaved object can't have related many-to-many
-                prompt_val = set(getattr(self, prompt_name).all())
-                if len(prompt_val) > 0:
-                    data[prompt_name] = prompt_val
+                prompt_values = list(getattr(self, prompt_name).all())
+                # Many to manys can't distinguish between None and []
+                # Because of this, from a config perspective, we assume [] is none and we don't save [] into the config
+                if len(prompt_values) > 0:
+                    data[prompt_name] = prompt_values
             elif prompt_name == 'extra_vars':
                 if self.extra_vars:
+                    extra_vars = {}
                     if display:
-                        data[prompt_name] = self.display_extra_vars()
+                        extra_vars = self.display_extra_vars()
                     else:
-                        data[prompt_name] = self.extra_vars
+                        extra_vars = self.extra_vars
                     # Depending on model, field type may save and return as string
-                    if isinstance(data[prompt_name], str):
-                        data[prompt_name] = parse_yaml_or_json(data[prompt_name])
+                    if isinstance(extra_vars, str):
+                        extra_vars = parse_yaml_or_json(extra_vars)
+                    if extra_vars:
+                        data['extra_vars'] = extra_vars
                 if self.survey_passwords and not display:
                     data['survey_passwords'] = self.survey_passwords
             else:
@@ -925,15 +1011,6 @@ class LaunchTimeConfigBase(BaseModel):
         return data
 
 
-for field_name in JobTemplate.get_ask_mapping().keys():
-    if field_name == 'extra_vars':
-        continue
-    try:
-        LaunchTimeConfigBase._meta.get_field(field_name)
-    except FieldDoesNotExist:
-        setattr(LaunchTimeConfigBase, field_name, NullablePromptPseudoField(field_name))
-
-
 class LaunchTimeConfig(LaunchTimeConfigBase):
     """
     Common model for all objects that save details of a saved launch config
@@ -952,8 +1029,18 @@ class LaunchTimeConfig(LaunchTimeConfigBase):
             blank=True,
         )
     )
-    # Credentials needed for non-unified job / unified JT models
+    # Fields needed for non-unified job / unified JT models, because they are defined on unified models
     credentials = models.ManyToManyField('Credential', related_name='%(class)ss')
+    labels = models.ManyToManyField('Label', related_name='%(class)s_labels')
+    execution_environment = models.ForeignKey(
+        'ExecutionEnvironment',
+        null=True,
+        blank=True,
+        default=None,
+        on_delete=polymorphic.SET_NULL,
+        related_name='%(class)s_as_prompt',
+        help_text="The container image to be used for execution.",
+    )
 
     @property
     def extra_vars(self):
@@ -997,6 +1084,11 @@ class JobLaunchConfig(LaunchTimeConfig):
         editable=False,
     )
 
+    # Instance Groups needed for non-unified job / unified JT models
+    instance_groups = OrderedManyToManyField(
+        'InstanceGroup', related_name='%(class)ss', blank=True, editable=False, through='JobLaunchConfigInstanceGroupMembership'
+    )
+
     def has_user_prompts(self, template):
         """
         Returns True if any fields exist in the launch config that are
@@ -1213,6 +1305,9 @@ class SystemJob(UnifiedJob, SystemJobOptions, JobNotificationMixin):
 
     extra_vars_dict = VarsDictProperty('extra_vars', True)
 
+    def _set_default_dependencies_processed(self):
+        self.dependencies_processed = True
+
     @classmethod
     def _get_parent_field_name(cls):
         return 'system_job_template'
@@ -1238,8 +1333,7 @@ class SystemJob(UnifiedJob, SystemJobOptions, JobNotificationMixin):
             return UnpartitionedSystemJobEvent
         return SystemJobEvent
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         return 5
 
     @property

awx/main/models/label.py

@@ -10,6 +10,8 @@ from awx.api.versioning import reverse
 from awx.main.models.base import CommonModelNameNotUnique
 from awx.main.models.unified_jobs import UnifiedJobTemplate, UnifiedJob
 from awx.main.models.inventory import Inventory
+from awx.main.models.schedules import Schedule
+from awx.main.models.workflow import WorkflowJobTemplateNode, WorkflowJobNode
 
 __all__ = ('Label',)
 
@@ -34,16 +36,22 @@ class Label(CommonModelNameNotUnique):
     def get_absolute_url(self, request=None):
         return reverse('api:label_detail', kwargs={'pk': self.pk}, request=request)
 
-    @staticmethod
-    def get_orphaned_labels():
-        return Label.objects.filter(organization=None, unifiedjobtemplate_labels__isnull=True, inventory_labels__isnull=True)
-
     def is_detached(self):
-        return Label.objects.filter(id=self.id, unifiedjob_labels__isnull=True, unifiedjobtemplate_labels__isnull=True, inventory_labels__isnull=True).exists()
+        return Label.objects.filter(
+            id=self.id,
+            unifiedjob_labels__isnull=True,
+            unifiedjobtemplate_labels__isnull=True,
+            inventory_labels__isnull=True,
+            schedule_labels__isnull=True,
+            workflowjobtemplatenode_labels__isnull=True,
+            workflowjobnode_labels__isnull=True,
+        ).exists()
 
     def is_candidate_for_detach(self):
-
-        c1 = UnifiedJob.objects.filter(labels__in=[self.id]).count()
-        c2 = UnifiedJobTemplate.objects.filter(labels__in=[self.id]).count()
-        c3 = Inventory.objects.filter(labels__in=[self.id]).count()
-        return (c1 + c2 + c3 - 1) == 0
+        count = UnifiedJob.objects.filter(labels__in=[self.id]).count()  # Both Jobs and WFJobs
+        count += UnifiedJobTemplate.objects.filter(labels__in=[self.id]).count()  # Both JTs and WFJT
+        count += Inventory.objects.filter(labels__in=[self.id]).count()
+        count += Schedule.objects.filter(labels__in=[self.id]).count()
+        count += WorkflowJobTemplateNode.objects.filter(labels__in=[self.id]).count()
+        count += WorkflowJobNode.objects.filter(labels__in=[self.id]).count()
+        return (count - 1) == 0

awx/main/models/mixins.py

@@ -104,6 +104,33 @@ class SurveyJobTemplateMixin(models.Model):
         default=False,
     )
     survey_spec = prevent_search(JSONBlob(default=dict, blank=True))
+
+    ask_inventory_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_limit_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_scm_branch_on_launch = AskForField(
+        blank=True,
+        default=False,
+        allows_field='scm_branch',
+    )
+    ask_labels_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
+    ask_tags_on_launch = AskForField(
+        blank=True,
+        default=False,
+        allows_field='job_tags',
+    )
+    ask_skip_tags_on_launch = AskForField(
+        blank=True,
+        default=False,
+    )
     ask_variables_on_launch = AskForField(blank=True, default=False, allows_field='extra_vars')
 
     def survey_password_variables(self):
@@ -412,6 +439,11 @@ class TaskManagerJobMixin(TaskManagerUnifiedJobMixin):
     class Meta:
         abstract = True
 
+    def get_jobs_fail_chain(self):
+        if self.project_update_id:
+            return [self.project_update]
+        return []
+
 
 class TaskManagerUpdateOnLaunchMixin(TaskManagerUnifiedJobMixin):
     class Meta:

awx/main/models/projects.py

@@ -284,6 +284,17 @@ class Project(UnifiedJobTemplate, ProjectOptions, ResourceMixin, CustomVirtualEn
         help_text=_('Allow changing the SCM branch or revision in a job template ' 'that uses this project.'),
     )
 
+    # credential (keys) used to validate content signature
+    signature_validation_credential = models.ForeignKey(
+        'Credential',
+        related_name='%(class)ss_signature_validation',
+        blank=True,
+        null=True,
+        default=None,
+        on_delete=models.SET_NULL,
+        help_text=_('An optional credential used for validating files in the project against unexpected changes.'),
+    )
+
     scm_revision = models.CharField(
         max_length=1024,
         blank=True,
@@ -513,6 +524,9 @@ class ProjectUpdate(UnifiedJob, ProjectOptions, JobNotificationMixin, TaskManage
         help_text=_('The SCM Revision discovered by this update for the given project and branch.'),
     )
 
+    def _set_default_dependencies_processed(self):
+        self.dependencies_processed = True
+
     def _get_parent_field_name(self):
         return 'project'
 
@@ -560,8 +574,7 @@ class ProjectUpdate(UnifiedJob, ProjectOptions, JobNotificationMixin, TaskManage
             return UnpartitionedProjectUpdateEvent
         return ProjectUpdateEvent
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         return 0 if self.job_type == 'run' else 1
 
     @property
@@ -618,6 +631,10 @@ class ProjectUpdate(UnifiedJob, ProjectOptions, JobNotificationMixin, TaskManage
         added_update_fields = []
         if not self.job_tags:
             job_tags = ['update_{}'.format(self.scm_type), 'install_roles', 'install_collections']
+            if self.project.signature_validation_credential is not None:
+                credential_type = self.project.signature_validation_credential.credential_type.namespace
+                job_tags.append(f'validation_{credential_type}')
+                job_tags.append('validation_checksum_manifest')
             self.job_tags = ','.join(job_tags)
             added_update_fields.append('job_tags')
         if self.scm_delete_on_update and 'delete' not in self.job_tags and self.job_type == 'check':

awx/main/models/schedules.py

@@ -18,6 +18,7 @@ from django.utils.translation import gettext_lazy as _
 
 # AWX
 from awx.api.versioning import reverse
+from awx.main.fields import OrderedManyToManyField
 from awx.main.models.base import PrimordialModel
 from awx.main.models.jobs import LaunchTimeConfig
 from awx.main.utils import ignore_inventory_computed_fields
@@ -83,6 +84,13 @@ class Schedule(PrimordialModel, LaunchTimeConfig):
     )
     rrule = models.TextField(help_text=_("A value representing the schedules iCal recurrence rule."))
     next_run = models.DateTimeField(null=True, default=None, editable=False, help_text=_("The next time that the scheduled action will run."))
+    instance_groups = OrderedManyToManyField(
+        'InstanceGroup',
+        related_name='schedule_instance_groups',
+        blank=True,
+        editable=False,
+        through='ScheduleInstanceGroupMembership',
+    )
 
     @classmethod
     def get_zoneinfo(cls):
@@ -145,7 +153,7 @@ class Schedule(PrimordialModel, LaunchTimeConfig):
         #
 
         # Find the DTSTART rule or raise an error, its usually the first rule but that is not strictly enforced
-        start_date_rule = re.sub('^.*(DTSTART[^\s]+)\s.*$', r'\1', rrule)
+        start_date_rule = re.sub(r'^.*(DTSTART[^\s]+)\s.*$', r'\1', rrule)
         if not start_date_rule:
             raise ValueError('A DTSTART field needs to be in the rrule')
 

awx/main/models/unified_jobs.py

@@ -45,7 +45,8 @@ from awx.main.utils.common import (
     get_type_for_model,
     parse_yaml_or_json,
     getattr_dne,
-    schedule_task_manager,
+    ScheduleDependencyManager,
+    ScheduleTaskManager,
     get_event_partition_epoch,
     get_capacity_type,
 )
@@ -331,10 +332,11 @@ class UnifiedJobTemplate(PolymorphicModel, CommonModelNameNotUnique, ExecutionEn
 
         return NotificationTemplate.objects.none()
 
-    def create_unified_job(self, **kwargs):
+    def create_unified_job(self, instance_groups=None, **kwargs):
         """
         Create a new unified job based on this unified job template.
         """
+        # TODO: rename kwargs to prompts, to set expectation that these are runtime values
         new_job_passwords = kwargs.pop('survey_passwords', {})
         eager_fields = kwargs.pop('_eager_fields', None)
 
@@ -381,6 +383,14 @@ class UnifiedJobTemplate(PolymorphicModel, CommonModelNameNotUnique, ExecutionEn
             unified_job.survey_passwords = new_job_passwords
             kwargs['survey_passwords'] = new_job_passwords  # saved in config object for relaunch
 
+        if instance_groups:
+            unified_job.preferred_instance_groups_cache = [ig.id for ig in instance_groups]
+        else:
+            unified_job.preferred_instance_groups_cache = unified_job._get_preferred_instance_group_cache()
+
+        unified_job._set_default_dependencies_processed()
+        unified_job.task_impact = unified_job._get_task_impact()
+
         from awx.main.signals import disable_activity_stream, activity_stream_create
 
         with disable_activity_stream():
@@ -406,13 +416,17 @@ class UnifiedJobTemplate(PolymorphicModel, CommonModelNameNotUnique, ExecutionEn
             unified_job.handle_extra_data(validated_kwargs['extra_vars'])
 
         # Create record of provided prompts for relaunch and rescheduling
-        unified_job.create_config_from_prompts(kwargs, parent=self)
+        config = unified_job.create_config_from_prompts(kwargs, parent=self)
+        if instance_groups:
+            for ig in instance_groups:
+                config.instance_groups.add(ig)
 
         # manually issue the create activity stream entry _after_ M2M relations
         # have been associated to the UJ
         if unified_job.__class__ in activity_stream_registrar.models:
             activity_stream_create(None, unified_job, True)
         unified_job.log_lifecycle("created")
+
         return unified_job
 
     @classmethod
@@ -693,6 +707,14 @@ class UnifiedJob(
         on_delete=polymorphic.SET_NULL,
         help_text=_('The Instance group the job was run under'),
     )
+    preferred_instance_groups_cache = models.JSONField(
+        blank=True,
+        null=True,
+        default=None,
+        editable=False,
+        help_text=_("A cached list with pk values from preferred instance groups."),
+    )
+    task_impact = models.PositiveIntegerField(default=0, editable=False, help_text=_("Number of forks an instance consumes when running this job."))
     organization = models.ForeignKey(
         'Organization',
         blank=True,
@@ -754,6 +776,9 @@ class UnifiedJob(
     def _get_parent_field_name(self):
         return 'unified_job_template'  # Override in subclasses.
 
+    def _get_preferred_instance_group_cache(self):
+        return [ig.pk for ig in self.preferred_instance_groups]
+
     @classmethod
     def _get_unified_job_template_class(cls):
         """
@@ -808,6 +833,9 @@ class UnifiedJob(
             update_fields = self._update_parent_instance_no_save(parent_instance)
             parent_instance.save(update_fields=update_fields)
 
+    def _set_default_dependencies_processed(self):
+        pass
+
     def save(self, *args, **kwargs):
         """Save the job, with current status, to the database.
         Ensure that all data is consistent before doing so.
@@ -821,7 +849,8 @@ class UnifiedJob(
 
         # If this job already exists in the database, retrieve a copy of
         # the job in its prior state.
-        if self.pk:
+        # If update_fields are given without status, then that indicates no change
+        if self.pk and ((not update_fields) or ('status' in update_fields)):
             self_before = self.__class__.objects.get(pk=self.pk)
             if self_before.status != self.status:
                 status_before = self_before.status
@@ -952,22 +981,38 @@ class UnifiedJob(
             valid_fields.extend(['survey_passwords', 'extra_vars'])
         else:
             kwargs.pop('survey_passwords', None)
+        many_to_many_fields = []
         for field_name, value in kwargs.items():
             if field_name not in valid_fields:
                 raise Exception('Unrecognized launch config field {}.'.format(field_name))
-            if field_name == 'credentials':
+            field = None
+            # may use extra_data as a proxy for extra_vars
+            if field_name in config.SUBCLASS_FIELDS and field_name != 'extra_vars':
+                field = config._meta.get_field(field_name)
+            if isinstance(field, models.ManyToManyField):
+                many_to_many_fields.append(field_name)
                 continue
-            key = field_name
-            if key == 'extra_vars':
-                key = 'extra_data'
-            setattr(config, key, value)
+            if isinstance(field, (models.ForeignKey)) and (value is None):
+                continue  # the null value indicates not-provided for ForeignKey case
+            setattr(config, field_name, value)
         config.save()
 
-        job_creds = set(kwargs.get('credentials', []))
-        if 'credentials' in [field.name for field in parent._meta.get_fields()]:
-            job_creds = job_creds - set(parent.credentials.all())
-        if job_creds:
-            config.credentials.add(*job_creds)
+        for field_name in many_to_many_fields:
+            prompted_items = kwargs.get(field_name, [])
+            if not prompted_items:
+                continue
+            if field_name == 'instance_groups':
+                # Here we are doing a loop to make sure we preserve order for this Ordered field
+                # also do not merge IGs with parent, so this saves the literal list
+                for item in prompted_items:
+                    getattr(config, field_name).add(item)
+            else:
+                # Assuming this field merges prompts with parent, save just the diff
+                if field_name in [field.name for field in parent._meta.get_fields()]:
+                    prompted_items = set(prompted_items) - set(getattr(parent, field_name).all())
+                if prompted_items:
+                    getattr(config, field_name).add(*prompted_items)
+
         return config
 
     @property
@@ -1026,7 +1071,6 @@ class UnifiedJob(
             event_qs = self.get_event_queryset()
         except NotImplementedError:
             return True  # Model without events, such as WFJT
-        self.log_lifecycle("event_processing_finished")
         return self.emitted_events == event_qs.count()
 
     def result_stdout_raw_handle(self, enforce_max_bytes=True):
@@ -1241,9 +1285,8 @@ class UnifiedJob(
         except JobLaunchConfig.DoesNotExist:
             return False
 
-    @property
-    def task_impact(self):
-        raise NotImplementedError  # Implement in subclass.
+    def _get_task_impact(self):
+        return self.task_impact  # return default, should implement in subclass.
 
     def websocket_emit_data(self):
         '''Return extra data that should be included when submitting data to the browser over the websocket connection'''
@@ -1255,13 +1298,15 @@ class UnifiedJob(
     def _websocket_emit_status(self, status):
         try:
             status_data = dict(unified_job_id=self.id, status=status)
-            if status == 'waiting':
+            if status == 'running':
                 if self.instance_group:
                     status_data['instance_group_name'] = self.instance_group.name
                 else:
                     status_data['instance_group_name'] = None
             elif status in ['successful', 'failed', 'canceled'] and self.finished:
                 status_data['finished'] = datetime.datetime.strftime(self.finished, "%Y-%m-%dT%H:%M:%S.%fZ")
+            elif status == 'running':
+                status_data['started'] = datetime.datetime.strftime(self.finished, "%Y-%m-%dT%H:%M:%S.%fZ")
             status_data.update(self.websocket_emit_data())
             status_data['group_name'] = 'jobs'
             if getattr(self, 'unified_job_template_id', None):
@@ -1358,7 +1403,10 @@ class UnifiedJob(
         self.update_fields(start_args=json.dumps(kwargs), status='pending')
         self.websocket_emit_status("pending")
 
-        schedule_task_manager()
+        if self.dependencies_processed:
+            ScheduleTaskManager().schedule()
+        else:
+            ScheduleDependencyManager().schedule()
 
         # Each type of unified job has a different Task class; get the
         # appropirate one.
@@ -1373,22 +1421,6 @@ class UnifiedJob(
         # Done!
         return True
 
-    @property
-    def actually_running(self):
-        # returns True if the job is running in the appropriate dispatcher process
-        running = False
-        if all([self.status == 'running', self.celery_task_id, self.execution_node]):
-            # If the job is marked as running, but the dispatcher
-            # doesn't know about it (or the dispatcher doesn't reply),
-            # then cancel the job
-            timeout = 5
-            try:
-                running = self.celery_task_id in ControlDispatcher('dispatcher', self.controller_node or self.execution_node).running(timeout=timeout)
-            except (socket.timeout, RuntimeError):
-                logger.error('could not reach dispatcher on {} within {}s'.format(self.execution_node, timeout))
-                running = False
-        return running
-
     @property
     def can_cancel(self):
         return bool(self.status in CAN_CANCEL)
@@ -1398,27 +1430,61 @@ class UnifiedJob(
             return 'Previous Task Canceled: {"job_type": "%s", "job_name": "%s", "job_id": "%s"}' % (self.model_to_str(), self.name, self.id)
         return None
 
+    def fallback_cancel(self):
+        if not self.celery_task_id:
+            self.refresh_from_db(fields=['celery_task_id'])
+        self.cancel_dispatcher_process()
+
+    def cancel_dispatcher_process(self):
+        """Returns True if dispatcher running this job acknowledged request and sent SIGTERM"""
+        if not self.celery_task_id:
+            return
+        canceled = []
+        try:
+            # Use control and reply mechanism to cancel and obtain confirmation
+            timeout = 5
+            canceled = ControlDispatcher('dispatcher', self.controller_node).cancel([self.celery_task_id])
+        except socket.timeout:
+            logger.error(f'could not reach dispatcher on {self.controller_node} within {timeout}s')
+        except Exception:
+            logger.exception("error encountered when checking task status")
+        return bool(self.celery_task_id in canceled)  # True or False, whether confirmation was obtained
+
     def cancel(self, job_explanation=None, is_chain=False):
         if self.can_cancel:
             if not is_chain:
                 for x in self.get_jobs_fail_chain():
                     x.cancel(job_explanation=self._build_job_explanation(), is_chain=True)
 
+            cancel_fields = []
             if not self.cancel_flag:
                 self.cancel_flag = True
                 self.start_args = ''  # blank field to remove encrypted passwords
-                cancel_fields = ['cancel_flag', 'start_args']
-                if self.status in ('pending', 'waiting', 'new'):
-                    self.status = 'canceled'
-                    cancel_fields.append('status')
-                if self.status == 'running' and not self.actually_running:
-                    self.status = 'canceled'
-                    cancel_fields.append('status')
+                cancel_fields.extend(['cancel_flag', 'start_args'])
+                connection.on_commit(lambda: self.websocket_emit_status("canceled"))
+
                 if job_explanation is not None:
                     self.job_explanation = job_explanation
                     cancel_fields.append('job_explanation')
+
+                # Important to save here before sending cancel signal to dispatcher to cancel because
+                # the job control process will use the cancel_flag to distinguish a shutdown from a cancel
                 self.save(update_fields=cancel_fields)
-                self.websocket_emit_status("canceled")
+
+            controller_notified = False
+            if self.celery_task_id:
+                controller_notified = self.cancel_dispatcher_process()
+
+            # If a SIGTERM signal was sent to the control process, and acked by the dispatcher
+            # then we want to let its own cleanup change status, otherwise change status now
+            if not controller_notified:
+                if self.status != 'canceled':
+                    self.status = 'canceled'
+                    self.save(update_fields=['status'])
+                # Avoid race condition where we have stale model from pending state but job has already started,
+                # its checking signal but not cancel_flag, so re-send signal after updating cancel fields
+                self.fallback_cancel()
+
         return self.cancel_flag
 
     @property
@@ -1515,8 +1581,8 @@ class UnifiedJob(
             'state': state,
             'work_unit_id': self.work_unit_id,
         }
-        if self.unified_job_template:
-            extra["template_name"] = self.unified_job_template.name
+        if self.name:
+            extra["task_name"] = self.name
         if state == "blocked" and blocked_by:
             blocked_by_msg = f"{blocked_by._meta.model_name}-{blocked_by.id}"
             msg = f"{self._meta.model_name}-{self.id} blocked by {blocked_by_msg}"
@@ -1528,7 +1594,7 @@ class UnifiedJob(
             extra["controller_node"] = self.controller_node or "NOT_SET"
         elif state == "execution_node_chosen":
             extra["execution_node"] = self.execution_node or "NOT_SET"
-        logger_job_lifecycle.debug(msg, extra=extra)
+        logger_job_lifecycle.info(msg, extra=extra)
 
     @property
     def launched_by(self):

awx/main/models/workflow.py

@@ -13,6 +13,7 @@ from django.db import connection, models
 from django.conf import settings
 from django.utils.translation import gettext_lazy as _
 from django.core.exceptions import ObjectDoesNotExist
+from django.utils.timezone import now, timedelta
 
 # from django import settings as tower_settings
 
@@ -28,7 +29,7 @@ from awx.main.models import prevent_search, accepts_json, UnifiedJobTemplate, Un
 from awx.main.models.notifications import NotificationTemplate, JobNotificationMixin
 from awx.main.models.base import CreatedModifiedModel, VarsDictProperty
 from awx.main.models.rbac import ROLE_SINGLETON_SYSTEM_ADMINISTRATOR, ROLE_SINGLETON_SYSTEM_AUDITOR
-from awx.main.fields import ImplicitRoleField, AskForField, JSONBlob
+from awx.main.fields import ImplicitRoleField, JSONBlob, OrderedManyToManyField
 from awx.main.models.mixins import (
     ResourceMixin,
     SurveyJobTemplateMixin,
@@ -40,7 +41,7 @@ from awx.main.models.mixins import (
 from awx.main.models.jobs import LaunchTimeConfigBase, LaunchTimeConfig, JobTemplate
 from awx.main.models.credential import Credential
 from awx.main.redact import REPLACE_STR
-from awx.main.utils import schedule_task_manager
+from awx.main.utils import ScheduleWorkflowManager
 
 
 __all__ = [
@@ -113,6 +114,9 @@ class WorkflowNodeBase(CreatedModifiedModel, LaunchTimeConfig):
             'credentials',
             'char_prompts',
             'all_parents_must_converge',
+            'labels',
+            'instance_groups',
+            'execution_environment',
         ]
 
     def create_workflow_job_node(self, **kwargs):
@@ -121,7 +125,7 @@ class WorkflowNodeBase(CreatedModifiedModel, LaunchTimeConfig):
         """
         create_kwargs = {}
         for field_name in self._get_workflow_job_field_names():
-            if field_name == 'credentials':
+            if field_name in ['credentials', 'labels', 'instance_groups']:
                 continue
             if field_name in kwargs:
                 create_kwargs[field_name] = kwargs[field_name]
@@ -131,10 +135,20 @@ class WorkflowNodeBase(CreatedModifiedModel, LaunchTimeConfig):
         new_node = WorkflowJobNode.objects.create(**create_kwargs)
         if self.pk:
             allowed_creds = self.credentials.all()
+            allowed_labels = self.labels.all()
+            allowed_instance_groups = self.instance_groups.all()
         else:
             allowed_creds = []
+            allowed_labels = []
+            allowed_instance_groups = []
         for cred in allowed_creds:
             new_node.credentials.add(cred)
+
+        for label in allowed_labels:
+            new_node.labels.add(label)
+        for instance_group in allowed_instance_groups:
+            new_node.instance_groups.add(instance_group)
+
         return new_node
 
 
@@ -152,6 +166,9 @@ class WorkflowJobTemplateNode(WorkflowNodeBase):
         'char_prompts',
         'all_parents_must_converge',
         'identifier',
+        'labels',
+        'execution_environment',
+        'instance_groups',
     ]
     REENCRYPTION_BLOCKLIST_AT_COPY = ['extra_data', 'survey_passwords']
 
@@ -166,6 +183,13 @@ class WorkflowJobTemplateNode(WorkflowNodeBase):
         blank=False,
         help_text=_('An identifier for this node that is unique within its workflow. ' 'It is copied to workflow job nodes corresponding to this node.'),
     )
+    instance_groups = OrderedManyToManyField(
+        'InstanceGroup',
+        related_name='workflow_job_template_node_instance_groups',
+        blank=True,
+        editable=False,
+        through='WorkflowJobTemplateNodeBaseInstanceGroupMembership',
+    )
 
     class Meta:
         app_label = 'main'
@@ -210,7 +234,7 @@ class WorkflowJobTemplateNode(WorkflowNodeBase):
         approval_template = WorkflowApprovalTemplate(**kwargs)
         approval_template.save()
         self.unified_job_template = approval_template
-        self.save()
+        self.save(update_fields=['unified_job_template'])
         return approval_template
 
 
@@ -249,6 +273,9 @@ class WorkflowJobNode(WorkflowNodeBase):
         blank=True,  # blank denotes pre-migration job nodes
         help_text=_('An identifier coresponding to the workflow job template node that this node was created from.'),
     )
+    instance_groups = OrderedManyToManyField(
+        'InstanceGroup', related_name='workflow_job_node_instance_groups', blank=True, editable=False, through='WorkflowJobNodeBaseInstanceGroupMembership'
+    )
 
     class Meta:
         app_label = 'main'
@@ -264,19 +291,6 @@ class WorkflowJobNode(WorkflowNodeBase):
     def get_absolute_url(self, request=None):
         return reverse('api:workflow_job_node_detail', kwargs={'pk': self.pk}, request=request)
 
-    def prompts_dict(self, *args, **kwargs):
-        r = super(WorkflowJobNode, self).prompts_dict(*args, **kwargs)
-        # Explanation - WFJT extra_vars still break pattern, so they are not
-        # put through prompts processing, but inventory and others are only accepted
-        # if JT prompts for it, so it goes through this mechanism
-        if self.workflow_job:
-            if self.workflow_job.inventory_id:
-                # workflow job inventory takes precedence
-                r['inventory'] = self.workflow_job.inventory
-            if self.workflow_job.char_prompts:
-                r.update(self.workflow_job.char_prompts)
-        return r
-
     def get_job_kwargs(self):
         """
         In advance of creating a new unified job as part of a workflow,
@@ -286,16 +300,38 @@ class WorkflowJobNode(WorkflowNodeBase):
         """
         # reject/accept prompted fields
         data = {}
+        wj_special_vars = {}
+        wj_special_passwords = {}
         ujt_obj = self.unified_job_template
         if ujt_obj is not None:
-            # MERGE note: move this to prompts_dict method on node when merging
-            # with the workflow inventory branch
-            prompts_data = self.prompts_dict()
-            if isinstance(ujt_obj, WorkflowJobTemplate):
-                if self.workflow_job.extra_vars:
-                    prompts_data.setdefault('extra_vars', {})
-                    prompts_data['extra_vars'].update(self.workflow_job.extra_vars_dict)
-            accepted_fields, ignored_fields, errors = ujt_obj._accept_or_ignore_job_kwargs(**prompts_data)
+            node_prompts_data = self.prompts_dict(for_cls=ujt_obj.__class__)
+            wj_prompts_data = self.workflow_job.prompts_dict(for_cls=ujt_obj.__class__)
+            # Explanation - special historical case
+            # WFJT extra_vars ignored JobTemplate.ask_variables_on_launch, bypassing _accept_or_ignore_job_kwargs
+            # inventory and others are only accepted if JT prompts for it with related ask_ field
+            # this is inconsistent, but maintained
+            if not isinstance(ujt_obj, WorkflowJobTemplate):
+                wj_special_vars = wj_prompts_data.pop('extra_vars', {})
+                wj_special_passwords = wj_prompts_data.pop('survey_passwords', {})
+            elif 'extra_vars' in node_prompts_data:
+                # Follow the vars combination rules
+                node_prompts_data['extra_vars'].update(wj_prompts_data.pop('extra_vars', {}))
+            elif 'survey_passwords' in node_prompts_data:
+                node_prompts_data['survey_passwords'].update(wj_prompts_data.pop('survey_passwords', {}))
+
+            # Follow the credential combination rules
+            if ('credentials' in wj_prompts_data) and ('credentials' in node_prompts_data):
+                wj_pivoted_creds = Credential.unique_dict(wj_prompts_data['credentials'])
+                node_pivoted_creds = Credential.unique_dict(node_prompts_data['credentials'])
+                node_pivoted_creds.update(wj_pivoted_creds)
+                wj_prompts_data['credentials'] = [cred for cred in node_pivoted_creds.values()]
+
+            # NOTE: no special rules for instance_groups, because they do not merge
+            # or labels, because they do not propogate WFJT-->node at all
+
+            # Combine WFJT prompts with node here, WFJT at higher level
+            node_prompts_data.update(wj_prompts_data)
+            accepted_fields, ignored_fields, errors = ujt_obj._accept_or_ignore_job_kwargs(**node_prompts_data)
             if errors:
                 logger.info(
                     _('Bad launch configuration starting template {template_pk} as part of ' 'workflow {workflow_pk}. Errors:\n{error_text}').format(
@@ -303,15 +339,6 @@ class WorkflowJobNode(WorkflowNodeBase):
                     )
                 )
             data.update(accepted_fields)  # missing fields are handled in the scheduler
-            try:
-                # config saved on the workflow job itself
-                wj_config = self.workflow_job.launch_config
-            except ObjectDoesNotExist:
-                wj_config = None
-            if wj_config:
-                accepted_fields, ignored_fields, errors = ujt_obj._accept_or_ignore_job_kwargs(**wj_config.prompts_dict())
-                accepted_fields.pop('extra_vars', None)  # merge handled with other extra_vars later
-                data.update(accepted_fields)
         # build ancestor artifacts, save them to node model for later
         aa_dict = {}
         is_root_node = True
@@ -324,15 +351,12 @@ class WorkflowJobNode(WorkflowNodeBase):
             self.ancestor_artifacts = aa_dict
             self.save(update_fields=['ancestor_artifacts'])
         # process password list
-        password_dict = {}
+        password_dict = data.get('survey_passwords', {})
         if '_ansible_no_log' in aa_dict:
             for key in aa_dict:
                 if key != '_ansible_no_log':
                     password_dict[key] = REPLACE_STR
-        if self.workflow_job.survey_passwords:
-            password_dict.update(self.workflow_job.survey_passwords)
-        if self.survey_passwords:
-            password_dict.update(self.survey_passwords)
+        password_dict.update(wj_special_passwords)
         if password_dict:
             data['survey_passwords'] = password_dict
         # process extra_vars
@@ -342,12 +366,12 @@ class WorkflowJobNode(WorkflowNodeBase):
                 functional_aa_dict = copy(aa_dict)
                 functional_aa_dict.pop('_ansible_no_log', None)
                 extra_vars.update(functional_aa_dict)
-        if ujt_obj and isinstance(ujt_obj, JobTemplate):
-            # Workflow Job extra_vars higher precedence than ancestor artifacts
-            if self.workflow_job and self.workflow_job.extra_vars:
-                extra_vars.update(self.workflow_job.extra_vars_dict)
+
+        # Workflow Job extra_vars higher precedence than ancestor artifacts
+        extra_vars.update(wj_special_vars)
         if extra_vars:
             data['extra_vars'] = extra_vars
+
         # ensure that unified jobs created by WorkflowJobs are marked
         data['_eager_fields'] = {'launch_type': 'workflow'}
         if self.workflow_job and self.workflow_job.created_by:
@@ -373,6 +397,10 @@ class WorkflowJobOptions(LaunchTimeConfigBase):
             )
         )
     )
+    # Workflow jobs are used for sliced jobs, and thus, must be a conduit for any JT prompts
+    instance_groups = OrderedManyToManyField(
+        'InstanceGroup', related_name='workflow_job_instance_groups', blank=True, editable=False, through='WorkflowJobInstanceGroupMembership'
+    )
     allow_simultaneous = models.BooleanField(default=False)
 
     extra_vars_dict = VarsDictProperty('extra_vars', True)
@@ -384,7 +412,7 @@ class WorkflowJobOptions(LaunchTimeConfigBase):
     @classmethod
     def _get_unified_job_field_names(cls):
         r = set(f.name for f in WorkflowJobOptions._meta.fields) | set(
-            ['name', 'description', 'organization', 'survey_passwords', 'labels', 'limit', 'scm_branch']
+            ['name', 'description', 'organization', 'survey_passwords', 'labels', 'limit', 'scm_branch', 'job_tags', 'skip_tags']
         )
         r.remove('char_prompts')  # needed due to copying launch config to launch config
         return r
@@ -424,26 +452,29 @@ class WorkflowJobOptions(LaunchTimeConfigBase):
 class WorkflowJobTemplate(UnifiedJobTemplate, WorkflowJobOptions, SurveyJobTemplateMixin, ResourceMixin, RelatedJobsMixin, WebhookTemplateMixin):
 
     SOFT_UNIQUE_TOGETHER = [('polymorphic_ctype', 'name', 'organization')]
-    FIELDS_TO_PRESERVE_AT_COPY = ['labels', 'organization', 'instance_groups', 'workflow_job_template_nodes', 'credentials', 'survey_spec']
+    FIELDS_TO_PRESERVE_AT_COPY = [
+        'labels',
+        'organization',
+        'instance_groups',
+        'workflow_job_template_nodes',
+        'credentials',
+        'survey_spec',
+        'skip_tags',
+        'job_tags',
+        'execution_environment',
+    ]
 
     class Meta:
         app_label = 'main'
 
-    ask_inventory_on_launch = AskForField(
+    notification_templates_approvals = models.ManyToManyField(
+        "NotificationTemplate",
         blank=True,
-        default=False,
+        related_name='%(class)s_notification_templates_for_approvals',
     )
-    ask_limit_on_launch = AskForField(
-        blank=True,
-        default=False,
+    admin_role = ImplicitRoleField(
+        parent_role=['singleton:' + ROLE_SINGLETON_SYSTEM_ADMINISTRATOR, 'organization.workflow_admin_role'],
     )
-    ask_scm_branch_on_launch = AskForField(
-        blank=True,
-        default=False,
-    )
-    notification_templates_approvals = models.ManyToManyField("NotificationTemplate", blank=True, related_name='%(class)s_notification_templates_for_approvals')
-
-    admin_role = ImplicitRoleField(parent_role=['singleton:' + ROLE_SINGLETON_SYSTEM_ADMINISTRATOR, 'organization.workflow_admin_role'])
     execute_role = ImplicitRoleField(
         parent_role=[
             'admin_role',
@@ -622,6 +653,9 @@ class WorkflowJob(UnifiedJob, WorkflowJobOptions, SurveyJobMixin, JobNotificatio
     )
     is_sliced_job = models.BooleanField(default=False)
 
+    def _set_default_dependencies_processed(self):
+        self.dependencies_processed = True
+
     @property
     def workflow_nodes(self):
         return self.workflow_job_nodes
@@ -668,8 +702,7 @@ class WorkflowJob(UnifiedJob, WorkflowJobOptions, SurveyJobMixin, JobNotificatio
         )
         return result
 
-    @property
-    def task_impact(self):
+    def _get_task_impact(self):
         return 0
 
     def get_ancestor_workflows(self):
@@ -710,6 +743,25 @@ class WorkflowJob(UnifiedJob, WorkflowJobOptions, SurveyJobMixin, JobNotificatio
             artifacts.update(job.get_effective_artifacts(parents_set=new_parents_set))
         return artifacts
 
+    def prompts_dict(self, *args, **kwargs):
+        if self.job_template_id:
+            # HACK: Exception for sliced jobs here, this is bad
+            # when sliced jobs were introduced, workflows did not have all the prompted JT fields
+            # so to support prompting with slicing, we abused the workflow job launch config
+            # these would be more properly saved on the workflow job, but it gets the wrong fields now
+            try:
+                wj_config = self.launch_config
+                r = wj_config.prompts_dict(*args, **kwargs)
+            except ObjectDoesNotExist:
+                r = {}
+        else:
+            r = super().prompts_dict(*args, **kwargs)
+            # Workflow labels and job labels are treated separately
+            # that means that they do not propogate from WFJT / workflow job to jobs in workflow
+            r.pop('labels', None)
+
+        return r
+
     def get_notification_templates(self):
         return self.workflow_job_template.notification_templates
 
@@ -720,11 +772,10 @@ class WorkflowJob(UnifiedJob, WorkflowJobOptions, SurveyJobMixin, JobNotificatio
     def preferred_instance_groups(self):
         return []
 
-    @property
-    def actually_running(self):
+    def cancel_dispatcher_process(self):
         # WorkflowJobs don't _actually_ run anything in the dispatcher, so
         # there's no point in asking the dispatcher if it knows about this task
-        return self.status == 'running'
+        return True
 
 
 class WorkflowApprovalTemplate(UnifiedJobTemplate, RelatedJobsMixin):
@@ -783,6 +834,12 @@ class WorkflowApproval(UnifiedJob, JobNotificationMixin):
         default=0,
         help_text=_("The amount of time (in seconds) before the approval node expires and fails."),
     )
+    expires = models.DateTimeField(
+        default=None,
+        null=True,
+        editable=False,
+        help_text=_("The time this approval will expire. This is the created time plus timeout, used for filtering."),
+    )
     timed_out = models.BooleanField(default=False, help_text=_("Shows when an approval node (with a timeout assigned to it) has timed out."))
     approved_or_denied_by = models.ForeignKey(
         'auth.User',
@@ -793,6 +850,9 @@ class WorkflowApproval(UnifiedJob, JobNotificationMixin):
         on_delete=models.SET_NULL,
     )
 
+    def _set_default_dependencies_processed(self):
+        self.dependencies_processed = True
+
     @classmethod
     def _get_unified_job_template_class(cls):
         return WorkflowApprovalTemplate
@@ -810,13 +870,32 @@ class WorkflowApproval(UnifiedJob, JobNotificationMixin):
     def _get_parent_field_name(self):
         return 'workflow_approval_template'
 
+    def save(self, *args, **kwargs):
+        update_fields = list(kwargs.get('update_fields', []))
+        if self.timeout != 0 and ((not self.pk) or (not update_fields) or ('timeout' in update_fields)):
+            if not self.created:  # on creation, created will be set by parent class, so we fudge it here
+                created = now()
+            else:
+                created = self.created
+            new_expires = created + timedelta(seconds=self.timeout)
+            if new_expires != self.expires:
+                self.expires = new_expires
+                if update_fields and 'expires' not in update_fields:
+                    update_fields.append('expires')
+        elif self.timeout == 0 and ((not update_fields) or ('timeout' in update_fields)):
+            if self.expires:
+                self.expires = None
+                if update_fields and 'expires' not in update_fields:
+                    update_fields.append('expires')
+        super(WorkflowApproval, self).save(*args, **kwargs)
+
     def approve(self, request=None):
         self.status = 'successful'
         self.approved_or_denied_by = get_current_user()
         self.save()
         self.send_approval_notification('approved')
         self.websocket_emit_status(self.status)
-        schedule_task_manager()
+        ScheduleWorkflowManager().schedule()
         return reverse('api:workflow_approval_approve', kwargs={'pk': self.pk}, request=request)
 
     def deny(self, request=None):
@@ -825,7 +904,7 @@ class WorkflowApproval(UnifiedJob, JobNotificationMixin):
         self.save()
         self.send_approval_notification('denied')
         self.websocket_emit_status(self.status)
-        schedule_task_manager()
+        ScheduleWorkflowManager().schedule()
         return reverse('api:workflow_approval_deny', kwargs={'pk': self.pk}, request=request)
 
     def signal_start(self, **kwargs):

awx/main/scheduler/__init__.py

@@ -1,6 +1,6 @@
 # Copyright (c) 2017 Ansible, Inc.
 #
 
-from .task_manager import TaskManager
+from .task_manager import TaskManager, DependencyManager, WorkflowManager
 
-__all__ = ['TaskManager']
+__all__ = ['TaskManager', 'DependencyManager', 'WorkflowManager']

awx/main/scheduler/dependency_graph.py

@@ -7,6 +7,11 @@ from awx.main.models import (
     WorkflowJob,
 )
 
+import logging
+
+
+logger = logging.getLogger('awx.main.scheduler.dependency_graph')
+
 
 class DependencyGraph(object):
     PROJECT_UPDATES = 'project_updates'
@@ -36,6 +41,9 @@ class DependencyGraph(object):
         self.data[self.WORKFLOW_JOB_TEMPLATES_JOBS] = {}
 
     def mark_if_no_key(self, job_type, id, job):
+        if id is None:
+            logger.warning(f'Null dependency graph key from {job}, could be integrity error or bug, ignoring')
+            return
         # only mark first occurrence of a task. If 10 of JobA are launched
         # (concurrent disabled), the dependency graph should return that jobs
         # 2 through 10 are blocked by job1
@@ -66,7 +74,10 @@ class DependencyGraph(object):
         self.mark_if_no_key(self.JOB_TEMPLATE_JOBS, job.job_template_id, job)
 
     def mark_workflow_job(self, job):
-        self.mark_if_no_key(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.workflow_job_template_id, job)
+        if job.workflow_job_template_id:
+            self.mark_if_no_key(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.workflow_job_template_id, job)
+        elif job.unified_job_template_id:  # for sliced jobs
+            self.mark_if_no_key(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.unified_job_template_id, job)
 
     def project_update_blocked_by(self, job):
         return self.get_item(self.PROJECT_UPDATES, job.project_id)
@@ -85,7 +96,13 @@ class DependencyGraph(object):
 
     def workflow_job_blocked_by(self, job):
         if job.allow_simultaneous is False:
-            return self.get_item(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.workflow_job_template_id)
+            if job.workflow_job_template_id:
+                return self.get_item(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.workflow_job_template_id)
+            elif job.unified_job_template_id:
+                # Sliced jobs can be either Job or WorkflowJob type, and either should block a sliced WorkflowJob
+                return self.get_item(self.WORKFLOW_JOB_TEMPLATES_JOBS, job.unified_job_template_id) or self.get_item(
+                    self.JOB_TEMPLATE_JOBS, job.unified_job_template_id
+                )
         return None
 
     def system_job_blocked_by(self, job):

awx/main/scheduler/task_manager.py

@@ -11,31 +11,35 @@ import sys
 import signal
 
 # Django
-from django.db import transaction, connection
+from django.db import transaction
 from django.utils.translation import gettext_lazy as _, gettext_noop
 from django.utils.timezone import now as tz_now
 from django.conf import settings
+from django.contrib.contenttypes.models import ContentType
 
 # AWX
 from awx.main.dispatch.reaper import reap_job
 from awx.main.models import (
-    AdHocCommand,
     Instance,
     InventorySource,
     InventoryUpdate,
     Job,
     Project,
     ProjectUpdate,
-    SystemJob,
     UnifiedJob,
     WorkflowApproval,
     WorkflowJob,
+    WorkflowJobNode,
     WorkflowJobTemplate,
 )
 from awx.main.scheduler.dag_workflow import WorkflowDAG
 from awx.main.utils.pglock import advisory_lock
-from awx.main.utils import get_type_for_model, task_manager_bulk_reschedule, schedule_task_manager
-from awx.main.utils.common import create_partition
+from awx.main.utils import (
+    get_type_for_model,
+    ScheduleTaskManager,
+    ScheduleWorkflowManager,
+)
+from awx.main.utils.common import task_manager_bulk_reschedule
 from awx.main.signals import disable_activity_stream
 from awx.main.constants import ACTIVE_STATES
 from awx.main.scheduler.dependency_graph import DependencyGraph
@@ -53,167 +57,101 @@ def timeit(func):
         t_now = time.perf_counter()
         result = func(*args, **kwargs)
         dur = time.perf_counter() - t_now
-        args[0].subsystem_metrics.inc("task_manager_" + func.__name__ + "_seconds", dur)
+        args[0].subsystem_metrics.inc(f"{args[0].prefix}_{func.__name__}_seconds", dur)
         return result
 
     return inner
 
 
-class TaskManager:
-    def __init__(self):
-        """
-        Do NOT put database queries or other potentially expensive operations
-        in the task manager init. The task manager object is created every time a
-        job is created, transitions state, and every 30 seconds on each tower node.
-        More often then not, the object is destroyed quickly because the NOOP case is hit.
-
-        The NOOP case is short-circuit logic. If the task manager realizes that another instance
-        of the task manager is already running, then it short-circuits and decides not to run.
-        """
-        # start task limit indicates how many pending jobs can be started on this
-        # .schedule() run. Starting jobs is expensive, and there is code in place to reap
-        # the task manager after 5 minutes. At scale, the task manager can easily take more than
-        # 5 minutes to start pending jobs. If this limit is reached, pending jobs
-        # will no longer be started and will be started on the next task manager cycle.
-        self.start_task_limit = settings.START_TASK_LIMIT
-        self.time_delta_job_explanation = timedelta(seconds=30)
-        self.subsystem_metrics = s_metrics.Metrics(auto_pipe_execute=False)
+class TaskBase:
+    def __init__(self, prefix=""):
+        self.prefix = prefix
         # initialize each metric to 0 and force metric_has_changed to true. This
         # ensures each task manager metric will be overridden when pipe_execute
         # is called later.
+        self.subsystem_metrics = s_metrics.Metrics(auto_pipe_execute=False)
+        self.start_time = time.time()
+        self.start_task_limit = settings.START_TASK_LIMIT
         for m in self.subsystem_metrics.METRICS:
-            if m.startswith("task_manager"):
+            if m.startswith(self.prefix):
                 self.subsystem_metrics.set(m, 0)
 
-    def after_lock_init(self, all_sorted_tasks):
-        """
-        Init AFTER we know this instance of the task manager will run because the lock is acquired.
-        """
-        self.dependency_graph = DependencyGraph()
-        self.instances = TaskManagerInstances(all_sorted_tasks)
-        self.instance_groups = TaskManagerInstanceGroups(instances_by_hostname=self.instances)
-        self.controlplane_ig = self.instance_groups.controlplane_ig
-
-    def job_blocked_by(self, task):
-        # TODO: I'm not happy with this, I think blocking behavior should be decided outside of the dependency graph
-        #       in the old task manager this was handled as a method on each task object outside of the graph and
-        #       probably has the side effect of cutting down *a lot* of the logic from this task manager class
-        blocked_by = self.dependency_graph.task_blocked_by(task)
-        if blocked_by:
-            return blocked_by
-
-        for dep in task.dependent_jobs.all():
-            if dep.status in ACTIVE_STATES:
-                return dep
-            # if we detect a failed or error dependency, go ahead and fail this
-            # task. The errback on the dependency takes some time to trigger,
-            # and we don't want the task to enter running state if its
-            # dependency has failed or errored.
-            elif dep.status in ("error", "failed"):
-                task.status = 'failed'
-                task.job_explanation = 'Previous Task Failed: {"job_type": "%s", "job_name": "%s", "job_id": "%s"}' % (
-                    get_type_for_model(type(dep)),
-                    dep.name,
-                    dep.id,
-                )
-                task.save(update_fields=['status', 'job_explanation'])
-                task.websocket_emit_status('failed')
-                return dep
-
-        return None
+    def timed_out(self):
+        """Return True/False if we have met or exceeded the timeout for the task manager."""
+        elapsed = time.time() - self.start_time
+        if elapsed >= settings.TASK_MANAGER_TIMEOUT:
+            logger.warning(f"{self.prefix} manager has run for {elapsed} which is greater than TASK_MANAGER_TIMEOUT of {settings.TASK_MANAGER_TIMEOUT}.")
+            return True
+        return False
 
     @timeit
-    def get_tasks(self, status_list=('pending', 'waiting', 'running')):
-        jobs = [j for j in Job.objects.filter(status__in=status_list).prefetch_related('instance_group')]
-        inventory_updates_qs = (
-            InventoryUpdate.objects.filter(status__in=status_list).exclude(source='file').prefetch_related('inventory_source', 'instance_group')
+    def get_tasks(self, filter_args):
+        wf_approval_ctype_id = ContentType.objects.get_for_model(WorkflowApproval).id
+        qs = (
+            UnifiedJob.objects.filter(**filter_args)
+            .exclude(launch_type='sync')
+            .exclude(polymorphic_ctype_id=wf_approval_ctype_id)
+            .order_by('created')
+            .prefetch_related('dependent_jobs')
         )
-        inventory_updates = [i for i in inventory_updates_qs]
-        # Notice the job_type='check': we want to prevent implicit project updates from blocking our jobs.
-        project_updates = [p for p in ProjectUpdate.objects.filter(status__in=status_list, job_type='check').prefetch_related('instance_group')]
-        system_jobs = [s for s in SystemJob.objects.filter(status__in=status_list).prefetch_related('instance_group')]
-        ad_hoc_commands = [a for a in AdHocCommand.objects.filter(status__in=status_list).prefetch_related('instance_group')]
-        workflow_jobs = [w for w in WorkflowJob.objects.filter(status__in=status_list)]
-        all_tasks = sorted(jobs + project_updates + inventory_updates + system_jobs + ad_hoc_commands + workflow_jobs, key=lambda task: task.created)
-        return all_tasks
+        self.all_tasks = [t for t in qs]
 
-    def get_running_workflow_jobs(self):
-        graph_workflow_jobs = [wf for wf in WorkflowJob.objects.filter(status='running')]
-        return graph_workflow_jobs
+    def record_aggregate_metrics(self, *args):
+        if not settings.IS_TESTING():
+            # increment task_manager_schedule_calls regardless if the other
+            # metrics are recorded
+            s_metrics.Metrics(auto_pipe_execute=True).inc(f"{self.prefix}__schedule_calls", 1)
+            # Only record metrics if the last time recording was more
+            # than SUBSYSTEM_METRICS_TASK_MANAGER_RECORD_INTERVAL ago.
+            # Prevents a short-duration task manager that runs directly after a
+            # long task manager to override useful metrics.
+            current_time = time.time()
+            time_last_recorded = current_time - self.subsystem_metrics.decode(f"{self.prefix}_recorded_timestamp")
+            if time_last_recorded > settings.SUBSYSTEM_METRICS_TASK_MANAGER_RECORD_INTERVAL:
+                logger.debug(f"recording {self.prefix} metrics, last recorded {time_last_recorded} seconds ago")
+                self.subsystem_metrics.set(f"{self.prefix}_recorded_timestamp", current_time)
+                self.subsystem_metrics.pipe_execute()
+            else:
+                logger.debug(f"skipping recording {self.prefix} metrics, last recorded {time_last_recorded} seconds ago")
 
-    def get_inventory_source_tasks(self, all_sorted_tasks):
-        inventory_ids = set()
-        for task in all_sorted_tasks:
-            if isinstance(task, Job):
-                inventory_ids.add(task.inventory_id)
-        return [invsrc for invsrc in InventorySource.objects.filter(inventory_id__in=inventory_ids, update_on_launch=True)]
+    def record_aggregate_metrics_and_exit(self, *args):
+        self.record_aggregate_metrics()
+        sys.exit(1)
+
+    def schedule(self):
+        # Lock
+        with task_manager_bulk_reschedule():
+            with advisory_lock(f"{self.prefix}_lock", wait=False) as acquired:
+                with transaction.atomic():
+                    if acquired is False:
+                        logger.debug(f"Not running {self.prefix} scheduler, another task holds lock")
+                        return
+                    logger.debug(f"Starting {self.prefix} Scheduler")
+                    # if sigterm due to timeout, still record metrics
+                    signal.signal(signal.SIGTERM, self.record_aggregate_metrics_and_exit)
+                    self._schedule()
+                    commit_start = time.time()
+
+                if self.prefix == "task_manager":
+                    self.subsystem_metrics.set(f"{self.prefix}_commit_seconds", time.time() - commit_start)
+                self.record_aggregate_metrics()
+                logger.debug(f"Finishing {self.prefix} Scheduler")
+
+
+class WorkflowManager(TaskBase):
+    def __init__(self):
+        super().__init__(prefix="workflow_manager")
 
     @timeit
-    def spawn_workflow_graph_jobs(self, workflow_jobs):
-        for workflow_job in workflow_jobs:
-            if workflow_job.cancel_flag:
-                logger.debug('Not spawning jobs for %s because it is pending cancelation.', workflow_job.log_format)
-                continue
-            dag = WorkflowDAG(workflow_job)
-            spawn_nodes = dag.bfs_nodes_to_run()
-            if spawn_nodes:
-                logger.debug('Spawning jobs for %s', workflow_job.log_format)
-            else:
-                logger.debug('No nodes to spawn for %s', workflow_job.log_format)
-            for spawn_node in spawn_nodes:
-                if spawn_node.unified_job_template is None:
-                    continue
-                kv = spawn_node.get_job_kwargs()
-                job = spawn_node.unified_job_template.create_unified_job(**kv)
-                spawn_node.job = job
-                spawn_node.save()
-                logger.debug('Spawned %s in %s for node %s', job.log_format, workflow_job.log_format, spawn_node.pk)
-                can_start = True
-                if isinstance(spawn_node.unified_job_template, WorkflowJobTemplate):
-                    workflow_ancestors = job.get_ancestor_workflows()
-                    if spawn_node.unified_job_template in set(workflow_ancestors):
-                        can_start = False
-                        logger.info(
-                            'Refusing to start recursive workflow-in-workflow id={}, wfjt={}, ancestors={}'.format(
-                                job.id, spawn_node.unified_job_template.pk, [wa.pk for wa in workflow_ancestors]
-                            )
-                        )
-                        display_list = [spawn_node.unified_job_template] + workflow_ancestors
-                        job.job_explanation = gettext_noop(
-                            "Workflow Job spawned from workflow could not start because it " "would result in recursion (spawn order, most recent first: {})"
-                        ).format(', '.join(['<{}>'.format(tmp) for tmp in display_list]))
-                    else:
-                        logger.debug(
-                            'Starting workflow-in-workflow id={}, wfjt={}, ancestors={}'.format(
-                                job.id, spawn_node.unified_job_template.pk, [wa.pk for wa in workflow_ancestors]
-                            )
-                        )
-                if not job._resources_sufficient_for_launch():
-                    can_start = False
-                    job.job_explanation = gettext_noop(
-                        "Job spawned from workflow could not start because it " "was missing a related resource such as project or inventory"
-                    )
-                if can_start:
-                    if workflow_job.start_args:
-                        start_args = json.loads(decrypt_field(workflow_job, 'start_args'))
-                    else:
-                        start_args = {}
-                    can_start = job.signal_start(**start_args)
-                    if not can_start:
-                        job.job_explanation = gettext_noop(
-                            "Job spawned from workflow could not start because it " "was not in the right state or required manual credentials"
-                        )
-                if not can_start:
-                    job.status = 'failed'
-                    job.save(update_fields=['status', 'job_explanation'])
-                    job.websocket_emit_status('failed')
-
-                # TODO: should we emit a status on the socket here similar to tasks.py awx_periodic_scheduler() ?
-                # emit_websocket_notification('/socket.io/jobs', '', dict(id=))
-
-    def process_finished_workflow_jobs(self, workflow_jobs):
+    def spawn_workflow_graph_jobs(self):
         result = []
-        for workflow_job in workflow_jobs:
+        for workflow_job in self.all_tasks:
+            if self.timed_out():
+                logger.warning("Workflow manager has reached time out while processing running workflows, exiting loop early")
+                ScheduleWorkflowManager().schedule()
+                # Do not process any more workflow jobs. Stop here.
+                # Maybe we should schedule another WorkflowManager run
+                break
             dag = WorkflowDAG(workflow_job)
             status_changed = False
             if workflow_job.cancel_flag:
@@ -228,99 +166,106 @@ class TaskManager:
                     status_changed = True
             else:
                 workflow_nodes = dag.mark_dnr_nodes()
-                for n in workflow_nodes:
-                    n.save(update_fields=['do_not_run'])
+                WorkflowJobNode.objects.bulk_update(workflow_nodes, ['do_not_run'])
+                # If workflow is now done, we do special things to mark it as done.
                 is_done = dag.is_workflow_done()
-                if not is_done:
-                    continue
-                has_failed, reason = dag.has_workflow_failed()
-                logger.debug('Marking %s as %s.', workflow_job.log_format, 'failed' if has_failed else 'successful')
-                result.append(workflow_job.id)
-                new_status = 'failed' if has_failed else 'successful'
-                logger.debug("Transitioning {} to {} status.".format(workflow_job.log_format, new_status))
-                update_fields = ['status', 'start_args']
-                workflow_job.status = new_status
-                if reason:
-                    logger.info(f'Workflow job {workflow_job.id} failed due to reason: {reason}')
-                    workflow_job.job_explanation = gettext_noop("No error handling paths found, marking workflow as failed")
-                    update_fields.append('job_explanation')
-                workflow_job.start_args = ''  # blank field to remove encrypted passwords
-                workflow_job.save(update_fields=update_fields)
-                status_changed = True
+                if is_done:
+                    has_failed, reason = dag.has_workflow_failed()
+                    logger.debug('Marking %s as %s.', workflow_job.log_format, 'failed' if has_failed else 'successful')
+                    result.append(workflow_job.id)
+                    new_status = 'failed' if has_failed else 'successful'
+                    logger.debug("Transitioning {} to {} status.".format(workflow_job.log_format, new_status))
+                    update_fields = ['status', 'start_args']
+                    workflow_job.status = new_status
+                    if reason:
+                        logger.info(f'Workflow job {workflow_job.id} failed due to reason: {reason}')
+                        workflow_job.job_explanation = gettext_noop("No error handling paths found, marking workflow as failed")
+                        update_fields.append('job_explanation')
+                    workflow_job.start_args = ''  # blank field to remove encrypted passwords
+                    workflow_job.save(update_fields=update_fields)
+                    status_changed = True
+
             if status_changed:
                 if workflow_job.spawned_by_workflow:
-                    schedule_task_manager()
+                    ScheduleWorkflowManager().schedule()
                 workflow_job.websocket_emit_status(workflow_job.status)
                 # Operations whose queries rely on modifications made during the atomic scheduling session
                 workflow_job.send_notification_templates('succeeded' if workflow_job.status == 'successful' else 'failed')
+
+            if workflow_job.status == 'running':
+                spawn_nodes = dag.bfs_nodes_to_run()
+                if spawn_nodes:
+                    logger.debug('Spawning jobs for %s', workflow_job.log_format)
+                else:
+                    logger.debug('No nodes to spawn for %s', workflow_job.log_format)
+                for spawn_node in spawn_nodes:
+                    if spawn_node.unified_job_template is None:
+                        continue
+                    kv = spawn_node.get_job_kwargs()
+                    job = spawn_node.unified_job_template.create_unified_job(**kv)
+                    spawn_node.job = job
+                    spawn_node.save()
+                    logger.debug('Spawned %s in %s for node %s', job.log_format, workflow_job.log_format, spawn_node.pk)
+                    can_start = True
+                    if isinstance(spawn_node.unified_job_template, WorkflowJobTemplate):
+                        workflow_ancestors = job.get_ancestor_workflows()
+                        if spawn_node.unified_job_template in set(workflow_ancestors):
+                            can_start = False
+                            logger.info(
+                                'Refusing to start recursive workflow-in-workflow id={}, wfjt={}, ancestors={}'.format(
+                                    job.id, spawn_node.unified_job_template.pk, [wa.pk for wa in workflow_ancestors]
+                                )
+                            )
+                            display_list = [spawn_node.unified_job_template] + workflow_ancestors
+                            job.job_explanation = gettext_noop(
+                                "Workflow Job spawned from workflow could not start because it "
+                                "would result in recursion (spawn order, most recent first: {})"
+                            ).format(', '.join('<{}>'.format(tmp) for tmp in display_list))
+                        else:
+                            logger.debug(
+                                'Starting workflow-in-workflow id={}, wfjt={}, ancestors={}'.format(
+                                    job.id, spawn_node.unified_job_template.pk, [wa.pk for wa in workflow_ancestors]
+                                )
+                            )
+                    if not job._resources_sufficient_for_launch():
+                        can_start = False
+                        job.job_explanation = gettext_noop(
+                            "Job spawned from workflow could not start because it was missing a related resource such as project or inventory"
+                        )
+                    if can_start:
+                        if workflow_job.start_args:
+                            start_args = json.loads(decrypt_field(workflow_job, 'start_args'))
+                        else:
+                            start_args = {}
+                        can_start = job.signal_start(**start_args)
+                        if not can_start:
+                            job.job_explanation = gettext_noop(
+                                "Job spawned from workflow could not start because it was not in the right state or required manual credentials"
+                            )
+                    if not can_start:
+                        job.status = 'failed'
+                        job.save(update_fields=['status', 'job_explanation'])
+                        job.websocket_emit_status('failed')
+
+                    # TODO: should we emit a status on the socket here similar to tasks.py awx_periodic_scheduler() ?
+                    # emit_websocket_notification('/socket.io/jobs', '', dict(id=))
+
         return result
 
     @timeit
-    def start_task(self, task, instance_group, dependent_tasks=None, instance=None):
-        self.subsystem_metrics.inc("task_manager_tasks_started", 1)
-        self.start_task_limit -= 1
-        if self.start_task_limit == 0:
-            # schedule another run immediately after this task manager
-            schedule_task_manager()
-        from awx.main.tasks.system import handle_work_error, handle_work_success
-
-        dependent_tasks = dependent_tasks or []
-
-        task_actual = {
-            'type': get_type_for_model(type(task)),
-            'id': task.id,
-        }
-        dependencies = [{'type': get_type_for_model(type(t)), 'id': t.id} for t in dependent_tasks]
-
-        task.status = 'waiting'
-
-        (start_status, opts) = task.pre_start()
-        if not start_status:
-            task.status = 'failed'
-            if task.job_explanation:
-                task.job_explanation += ' '
-            task.job_explanation += 'Task failed pre-start check.'
-            task.save()
-            # TODO: run error handler to fail sub-tasks and send notifications
-        else:
-            if type(task) is WorkflowJob:
-                task.status = 'running'
-                task.send_notification_templates('running')
-                logger.debug('Transitioning %s to running status.', task.log_format)
-                schedule_task_manager()
-            # at this point we already have control/execution nodes selected for the following cases
-            else:
-                task.instance_group = instance_group
-                execution_node_msg = f' and execution node {task.execution_node}' if task.execution_node else ''
-                logger.debug(
-                    f'Submitting job {task.log_format} controlled by {task.controller_node} to instance group {instance_group.name}{execution_node_msg}.'
-                )
-            with disable_activity_stream():
-                task.celery_task_id = str(uuid.uuid4())
-                task.save()
-                task.log_lifecycle("waiting")
-
-        def post_commit():
-            if task.status != 'failed' and type(task) is not WorkflowJob:
-                # Before task is dispatched, ensure that job_event partitions exist
-                create_partition(task.event_class._meta.db_table, start=task.created)
-                task_cls = task._get_task_class()
-                task_cls.apply_async(
-                    [task.pk],
-                    opts,
-                    queue=task.get_queue_name(),
-                    uuid=task.celery_task_id,
-                    callbacks=[{'task': handle_work_success.name, 'kwargs': {'task_actual': task_actual}}],
-                    errbacks=[{'task': handle_work_error.name, 'args': [task.celery_task_id], 'kwargs': {'subtasks': [task_actual] + dependencies}}],
-                )
-
-        task.websocket_emit_status(task.status)  # adds to on_commit
-        connection.on_commit(post_commit)
+    def get_tasks(self, filter_args):
+        self.all_tasks = [wf for wf in WorkflowJob.objects.filter(**filter_args)]
 
     @timeit
-    def process_running_tasks(self, running_tasks):
-        for task in running_tasks:
-            self.dependency_graph.add_job(task)
+    def _schedule(self):
+        self.get_tasks(dict(status__in=["running"], dependencies_processed=True))
+        if len(self.all_tasks) > 0:
+            self.spawn_workflow_graph_jobs()
+
+
+class DependencyManager(TaskBase):
+    def __init__(self):
+        super().__init__(prefix="dependency_manager")
 
     def create_project_update(self, task, project_id=None):
         if project_id is None:
@@ -341,14 +286,20 @@ class TaskManager:
         inventory_task.status = 'pending'
         inventory_task.save()
         logger.debug('Spawned {} as dependency of {}'.format(inventory_task.log_format, task.log_format))
-        # inventory_sources = self.get_inventory_source_tasks([task])
-        # self.process_inventory_sources(inventory_sources)
+
         return inventory_task
 
     def add_dependencies(self, task, dependencies):
         with disable_activity_stream():
             task.dependent_jobs.add(*dependencies)
 
+    def get_inventory_source_tasks(self):
+        inventory_ids = set()
+        for task in self.all_tasks:
+            if isinstance(task, Job):
+                inventory_ids.add(task.inventory_id)
+        self.all_inventory_sources = [invsrc for invsrc in InventorySource.objects.filter(inventory_id__in=inventory_ids, update_on_launch=True)]
+
     def get_latest_inventory_update(self, inventory_source):
         latest_inventory_update = InventoryUpdate.objects.filter(inventory_source=inventory_source).order_by("-created")
         if not latest_inventory_update.exists():
@@ -481,16 +432,167 @@ class TaskManager:
 
         return created_dependencies
 
+    def process_tasks(self):
+        deps = self.generate_dependencies(self.all_tasks)
+        self.generate_dependencies(deps)
+        self.subsystem_metrics.inc(f"{self.prefix}_pending_processed", len(self.all_tasks) + len(deps))
+
+    @timeit
+    def _schedule(self):
+        self.get_tasks(dict(status__in=["pending"], dependencies_processed=False))
+
+        if len(self.all_tasks) > 0:
+            self.get_inventory_source_tasks()
+            self.process_tasks()
+            ScheduleTaskManager().schedule()
+
+
+class TaskManager(TaskBase):
+    def __init__(self):
+        """
+        Do NOT put database queries or other potentially expensive operations
+        in the task manager init. The task manager object is created every time a
+        job is created, transitions state, and every 30 seconds on each tower node.
+        More often then not, the object is destroyed quickly because the NOOP case is hit.
+
+        The NOOP case is short-circuit logic. If the task manager realizes that another instance
+        of the task manager is already running, then it short-circuits and decides not to run.
+        """
+        # start task limit indicates how many pending jobs can be started on this
+        # .schedule() run. Starting jobs is expensive, and there is code in place to reap
+        # the task manager after 5 minutes. At scale, the task manager can easily take more than
+        # 5 minutes to start pending jobs. If this limit is reached, pending jobs
+        # will no longer be started and will be started on the next task manager cycle.
+        self.time_delta_job_explanation = timedelta(seconds=30)
+        super().__init__(prefix="task_manager")
+
+    def after_lock_init(self):
+        """
+        Init AFTER we know this instance of the task manager will run because the lock is acquired.
+        """
+        self.dependency_graph = DependencyGraph()
+        self.instances = TaskManagerInstances(self.all_tasks)
+        self.instance_groups = TaskManagerInstanceGroups(instances_by_hostname=self.instances)
+        self.controlplane_ig = self.instance_groups.controlplane_ig
+
+    def job_blocked_by(self, task):
+        # TODO: I'm not happy with this, I think blocking behavior should be decided outside of the dependency graph
+        #       in the old task manager this was handled as a method on each task object outside of the graph and
+        #       probably has the side effect of cutting down *a lot* of the logic from this task manager class
+        blocked_by = self.dependency_graph.task_blocked_by(task)
+        if blocked_by:
+            return blocked_by
+
+        for dep in task.dependent_jobs.all():
+            if dep.status in ACTIVE_STATES:
+                return dep
+            # if we detect a failed or error dependency, go ahead and fail this
+            # task. The errback on the dependency takes some time to trigger,
+            # and we don't want the task to enter running state if its
+            # dependency has failed or errored.
+            elif dep.status in ("error", "failed"):
+                task.status = 'failed'
+                task.job_explanation = 'Previous Task Failed: {"job_type": "%s", "job_name": "%s", "job_id": "%s"}' % (
+                    get_type_for_model(type(dep)),
+                    dep.name,
+                    dep.id,
+                )
+                task.save(update_fields=['status', 'job_explanation'])
+                task.websocket_emit_status('failed')
+                return dep
+
+        return None
+
+    @timeit
+    def start_task(self, task, instance_group, dependent_tasks=None, instance=None):
+        self.dependency_graph.add_job(task)
+        self.subsystem_metrics.inc(f"{self.prefix}_tasks_started", 1)
+        self.start_task_limit -= 1
+        if self.start_task_limit == 0:
+            # schedule another run immediately after this task manager
+            ScheduleTaskManager().schedule()
+        from awx.main.tasks.system import handle_work_error, handle_work_success
+
+        # update capacity for control node and execution node
+        if task.controller_node:
+            self.instances[task.controller_node].consume_capacity(settings.AWX_CONTROL_NODE_TASK_IMPACT)
+        if task.execution_node:
+            self.instances[task.execution_node].consume_capacity(task.task_impact)
+
+        dependent_tasks = dependent_tasks or []
+
+        task_actual = {
+            'type': get_type_for_model(type(task)),
+            'id': task.id,
+        }
+        dependencies = [{'type': get_type_for_model(type(t)), 'id': t.id} for t in dependent_tasks]
+
+        task.status = 'waiting'
+
+        (start_status, opts) = task.pre_start()
+        if not start_status:
+            task.status = 'failed'
+            if task.job_explanation:
+                task.job_explanation += ' '
+            task.job_explanation += 'Task failed pre-start check.'
+            task.save()
+            # TODO: run error handler to fail sub-tasks and send notifications
+        else:
+            if type(task) is WorkflowJob:
+                task.status = 'running'
+                task.send_notification_templates('running')
+                logger.debug('Transitioning %s to running status.', task.log_format)
+                # Call this to ensure Workflow nodes get spawned in timely manner
+                ScheduleWorkflowManager().schedule()
+            # at this point we already have control/execution nodes selected for the following cases
+            else:
+                task.instance_group = instance_group
+                execution_node_msg = f' and execution node {task.execution_node}' if task.execution_node else ''
+                logger.debug(
+                    f'Submitting job {task.log_format} controlled by {task.controller_node} to instance group {instance_group.name}{execution_node_msg}.'
+                )
+            with disable_activity_stream():
+                task.celery_task_id = str(uuid.uuid4())
+                task.save()
+                task.log_lifecycle("waiting")
+
+        # apply_async does a NOTIFY to the channel dispatcher is listening to
+        # postgres will treat this as part of the transaction, which is what we want
+        if task.status != 'failed' and type(task) is not WorkflowJob:
+            task_cls = task._get_task_class()
+            task_cls.apply_async(
+                [task.pk],
+                opts,
+                queue=task.get_queue_name(),
+                uuid=task.celery_task_id,
+                callbacks=[{'task': handle_work_success.name, 'kwargs': {'task_actual': task_actual}}],
+                errbacks=[{'task': handle_work_error.name, 'args': [task.celery_task_id], 'kwargs': {'subtasks': [task_actual] + dependencies}}],
+            )
+
+        # In exception cases, like a job failing pre-start checks, we send the websocket status message
+        # for jobs going into waiting, we omit this because of performance issues, as it should go to running quickly
+        if task.status != 'waiting':
+            task.websocket_emit_status(task.status)  # adds to on_commit
+
+    @timeit
+    def process_running_tasks(self, running_tasks):
+        for task in running_tasks:
+            if type(task) is WorkflowJob:
+                ScheduleWorkflowManager().schedule()
+            self.dependency_graph.add_job(task)
+
     @timeit
     def process_pending_tasks(self, pending_tasks):
-        running_workflow_templates = {wf.unified_job_template_id for wf in self.get_running_workflow_jobs()}
         tasks_to_update_job_explanation = []
         for task in pending_tasks:
             if self.start_task_limit <= 0:
                 break
+            if self.timed_out():
+                logger.warning("Task manager has reached time out while processing pending jobs, exiting loop early")
+                break
             blocked_by = self.job_blocked_by(task)
             if blocked_by:
-                self.subsystem_metrics.inc("task_manager_tasks_blocked", 1)
+                self.subsystem_metrics.inc(f"{self.prefix}_tasks_blocked", 1)
                 task.log_lifecycle("blocked", blocked_by=blocked_by)
                 job_explanation = gettext_noop(f"waiting for {blocked_by._meta.model_name}-{blocked_by.id} to finish")
                 if task.job_explanation != job_explanation:
@@ -499,19 +601,14 @@ class TaskManager:
                         tasks_to_update_job_explanation.append(task)
                 continue
 
-            found_acceptable_queue = False
-            preferred_instance_groups = task.preferred_instance_groups
-
             if isinstance(task, WorkflowJob):
-                if task.unified_job_template_id in running_workflow_templates:
-                    if not task.allow_simultaneous:
-                        logger.debug("{} is blocked from running, workflow already running".format(task.log_format))
-                        continue
-                else:
-                    running_workflow_templates.add(task.unified_job_template_id)
+                # Previously we were tracking allow_simultaneous blocking both here and in DependencyGraph.
+                # Double check that using just the DependencyGraph works for Workflows and Sliced Jobs.
                 self.start_task(task, None, task.get_jobs_fail_chain(), None)
                 continue
 
+            found_acceptable_queue = False
+
             # Determine if there is control capacity for the task
             if task.capacity_type == 'control':
                 control_impact = task.task_impact + settings.AWX_CONTROL_NODE_TASK_IMPACT
@@ -530,8 +627,6 @@ class TaskManager:
             # All task.capacity_type == 'control' jobs should run on control plane, no need to loop over instance groups
             if task.capacity_type == 'control':
                 task.execution_node = control_instance.hostname
-                control_instance.consume_capacity(control_impact)
-                self.dependency_graph.add_job(task)
                 execution_instance = self.instances[control_instance.hostname].obj
                 task.log_lifecycle("controller_node_chosen")
                 task.log_lifecycle("execution_node_chosen")
@@ -539,17 +634,12 @@ class TaskManager:
                 found_acceptable_queue = True
                 continue
 
-            for instance_group in preferred_instance_groups:
+            for instance_group in self.instance_groups.get_instance_groups_from_task_cache(task):
                 if instance_group.is_container_group:
-                    self.dependency_graph.add_job(task)
                     self.start_task(task, instance_group, task.get_jobs_fail_chain(), None)
                     found_acceptable_queue = True
                     break
 
-                # TODO: remove this after we have confidence that OCP control nodes are reporting node_type=control
-                if settings.IS_K8S and task.capacity_type == 'execution':
-                    logger.debug("Skipping group {}, task cannot run on control plane".format(instance_group.name))
-                    continue
                 # at this point we know the instance group is NOT a container group
                 # because if it was, it would have started the task and broke out of the loop.
                 execution_instance = self.instance_groups.fit_task_to_most_remaining_capacity_instance(
@@ -563,9 +653,7 @@ class TaskManager:
                         control_instance = execution_instance
                         task.controller_node = execution_instance.hostname
 
-                    control_instance.consume_capacity(settings.AWX_CONTROL_NODE_TASK_IMPACT)
                     task.log_lifecycle("controller_node_chosen")
-                    execution_instance.consume_capacity(task.task_impact)
                     task.log_lifecycle("execution_node_chosen")
                     logger.debug(
                         "Starting {} in group {} instance {} (remaining_capacity={})".format(
@@ -573,7 +661,6 @@ class TaskManager:
                         )
                     )
                     execution_instance = self.instances[execution_instance.hostname].obj
-                    self.dependency_graph.add_job(task)
                     self.start_task(task, instance_group, task.get_jobs_fail_chain(), execution_instance)
                     found_acceptable_queue = True
                     break
@@ -599,25 +686,6 @@ class TaskManager:
                 tasks_to_update_job_explanation.append(task)
         logger.debug("{} couldn't be scheduled on graph, waiting for next cycle".format(task.log_format))
 
-    def timeout_approval_node(self):
-        workflow_approvals = WorkflowApproval.objects.filter(status='pending')
-        now = tz_now()
-        for task in workflow_approvals:
-            approval_timeout_seconds = timedelta(seconds=task.timeout)
-            if task.timeout == 0:
-                continue
-            if (now - task.created) >= approval_timeout_seconds:
-                timeout_message = _("The approval node {name} ({pk}) has expired after {timeout} seconds.").format(
-                    name=task.name, pk=task.pk, timeout=task.timeout
-                )
-                logger.warning(timeout_message)
-                task.timed_out = True
-                task.status = 'failed'
-                task.send_approval_notification('timed_out')
-                task.websocket_emit_status(task.status)
-                task.job_explanation = timeout_message
-                task.save(update_fields=['status', 'job_explanation', 'timed_out'])
-
     def reap_jobs_from_orphaned_instances(self):
         # discover jobs that are in running state but aren't on an execution node
         # that we know about; this is a fairly rare event, but it can occur if you,
@@ -630,92 +698,45 @@ class TaskManager:
                 logger.error(f'{j.execution_node} is not a registered instance; reaping {j.log_format}')
                 reap_job(j, 'failed')
 
-    def process_tasks(self, all_sorted_tasks):
-        running_tasks = [t for t in all_sorted_tasks if t.status in ['waiting', 'running']]
+    def process_tasks(self):
+        running_tasks = [t for t in self.all_tasks if t.status in ['waiting', 'running']]
         self.process_running_tasks(running_tasks)
-        self.subsystem_metrics.inc("task_manager_running_processed", len(running_tasks))
+        self.subsystem_metrics.inc(f"{self.prefix}_running_processed", len(running_tasks))
 
-        pending_tasks = [t for t in all_sorted_tasks if t.status == 'pending']
-
-        undeped_tasks = [t for t in pending_tasks if not t.dependencies_processed]
-        dependencies = self.generate_dependencies(undeped_tasks)
-        deps_of_deps = self.generate_dependencies(dependencies)
-        dependencies += deps_of_deps
-        self.process_pending_tasks(dependencies)
-        self.subsystem_metrics.inc("task_manager_pending_processed", len(dependencies))
+        pending_tasks = [t for t in self.all_tasks if t.status == 'pending']
 
         self.process_pending_tasks(pending_tasks)
-        self.subsystem_metrics.inc("task_manager_pending_processed", len(pending_tasks))
+        self.subsystem_metrics.inc(f"{self.prefix}_pending_processed", len(pending_tasks))
+
+    def timeout_approval_node(self, task):
+        if self.timed_out():
+            logger.warning("Task manager has reached time out while processing approval nodes, exiting loop early")
+            # Do not process any more workflow approval nodes. Stop here.
+            # Maybe we should schedule another TaskManager run
+            return
+        timeout_message = _("The approval node {name} ({pk}) has expired after {timeout} seconds.").format(name=task.name, pk=task.pk, timeout=task.timeout)
+        logger.warning(timeout_message)
+        task.timed_out = True
+        task.status = 'failed'
+        task.send_approval_notification('timed_out')
+        task.websocket_emit_status(task.status)
+        task.job_explanation = timeout_message
+        task.save(update_fields=['status', 'job_explanation', 'timed_out'])
+
+    def get_expired_workflow_approvals(self):
+        # timeout of 0 indicates that it never expires
+        qs = WorkflowApproval.objects.filter(status='pending').exclude(timeout=0).filter(expires__lt=tz_now())
+        return qs
 
     @timeit
     def _schedule(self):
-        finished_wfjs = []
-        all_sorted_tasks = self.get_tasks()
+        self.get_tasks(dict(status__in=["pending", "waiting", "running"], dependencies_processed=True))
 
-        self.after_lock_init(all_sorted_tasks)
+        self.after_lock_init()
+        self.reap_jobs_from_orphaned_instances()
 
-        if len(all_sorted_tasks) > 0:
-            # TODO: Deal with
-            # latest_project_updates = self.get_latest_project_update_tasks(all_sorted_tasks)
-            # self.process_latest_project_updates(latest_project_updates)
+        if len(self.all_tasks) > 0:
+            self.process_tasks()
 
-            # latest_inventory_updates = self.get_latest_inventory_update_tasks(all_sorted_tasks)
-            # self.process_latest_inventory_updates(latest_inventory_updates)
-
-            self.all_inventory_sources = self.get_inventory_source_tasks(all_sorted_tasks)
-
-            running_workflow_tasks = self.get_running_workflow_jobs()
-            finished_wfjs = self.process_finished_workflow_jobs(running_workflow_tasks)
-
-            previously_running_workflow_tasks = running_workflow_tasks
-            running_workflow_tasks = []
-            for workflow_job in previously_running_workflow_tasks:
-                if workflow_job.status == 'running':
-                    running_workflow_tasks.append(workflow_job)
-                else:
-                    logger.debug('Removed %s from job spawning consideration.', workflow_job.log_format)
-
-            self.spawn_workflow_graph_jobs(running_workflow_tasks)
-
-            self.timeout_approval_node()
-            self.reap_jobs_from_orphaned_instances()
-
-            self.process_tasks(all_sorted_tasks)
-        return finished_wfjs
-
-    def record_aggregate_metrics(self, *args):
-        if not settings.IS_TESTING():
-            # increment task_manager_schedule_calls regardless if the other
-            # metrics are recorded
-            s_metrics.Metrics(auto_pipe_execute=True).inc("task_manager_schedule_calls", 1)
-            # Only record metrics if the last time recording was more
-            # than SUBSYSTEM_METRICS_TASK_MANAGER_RECORD_INTERVAL ago.
-            # Prevents a short-duration task manager that runs directly after a
-            # long task manager to override useful metrics.
-            current_time = time.time()
-            time_last_recorded = current_time - self.subsystem_metrics.decode("task_manager_recorded_timestamp")
-            if time_last_recorded > settings.SUBSYSTEM_METRICS_TASK_MANAGER_RECORD_INTERVAL:
-                logger.debug(f"recording metrics, last recorded {time_last_recorded} seconds ago")
-                self.subsystem_metrics.set("task_manager_recorded_timestamp", current_time)
-                self.subsystem_metrics.pipe_execute()
-            else:
-                logger.debug(f"skipping recording metrics, last recorded {time_last_recorded} seconds ago")
-
-    def record_aggregate_metrics_and_exit(self, *args):
-        self.record_aggregate_metrics()
-        sys.exit(1)
-
-    def schedule(self):
-        # Lock
-        with advisory_lock('task_manager_lock', wait=False) as acquired:
-            with transaction.atomic():
-                if acquired is False:
-                    logger.debug("Not running scheduler, another task holds lock")
-                    return
-                logger.debug("Starting Scheduler")
-                with task_manager_bulk_reschedule():
-                    # if sigterm due to timeout, still record metrics
-                    signal.signal(signal.SIGTERM, self.record_aggregate_metrics_and_exit)
-                    self._schedule()
-                    self.record_aggregate_metrics()
-                logger.debug("Finishing Scheduler")
+        for workflow_approval in self.get_expired_workflow_approvals():
+            self.timeout_approval_node(workflow_approval)

awx/main/scheduler/task_manager_models.py

@@ -34,11 +34,13 @@ class TaskManagerInstance:
 
 
 class TaskManagerInstances:
-    def __init__(self, active_tasks, instances=None):
+    def __init__(self, active_tasks, instances=None, instance_fields=('node_type', 'capacity', 'hostname', 'enabled')):
         self.instances_by_hostname = dict()
         if instances is None:
             instances = (
-                Instance.objects.filter(hostname__isnull=False, enabled=True).exclude(node_type='hop').only('node_type', 'capacity', 'hostname', 'enabled')
+                Instance.objects.filter(hostname__isnull=False, node_state=Instance.States.READY, enabled=True)
+                .exclude(node_type='hop')
+                .only('node_type', 'node_state', 'capacity', 'hostname', 'enabled')
             )
         for instance in instances:
             self.instances_by_hostname[instance.hostname] = TaskManagerInstance(instance)
@@ -67,6 +69,7 @@ class TaskManagerInstanceGroups:
     def __init__(self, instances_by_hostname=None, instance_groups=None, instance_groups_queryset=None):
         self.instance_groups = dict()
         self.controlplane_ig = None
+        self.pk_ig_map = dict()
 
         if instance_groups is not None:  # for testing
             self.instance_groups = instance_groups
@@ -81,6 +84,7 @@ class TaskManagerInstanceGroups:
                         instances_by_hostname[instance.hostname] for instance in instance_group.instances.all() if instance.hostname in instances_by_hostname
                     ],
                 )
+                self.pk_ig_map[instance_group.pk] = instance_group
 
     def get_remaining_capacity(self, group_name):
         instances = self.instance_groups[group_name]['instances']
@@ -121,3 +125,17 @@ class TaskManagerInstanceGroups:
                 elif i.capacity > largest_instance.capacity:
                     largest_instance = i
         return largest_instance
+
+    def get_instance_groups_from_task_cache(self, task):
+        igs = []
+        if task.preferred_instance_groups_cache:
+            for pk in task.preferred_instance_groups_cache:
+                ig = self.pk_ig_map.get(pk, None)
+                if ig:
+                    igs.append(ig)
+                else:
+                    logger.warn(f"Unknown instance group with pk {pk} for task {task}")
+        if len(igs) == 0:
+            logger.warn(f"No instance groups in cache exist, defaulting to global instance groups for task {task}")
+            return task.global_instance_groups
+        return igs

awx/main/scheduler/tasks.py

@@ -1,15 +1,35 @@
 # Python
 import logging
 
+# Django
+from django.conf import settings
+
 # AWX
-from awx.main.scheduler import TaskManager
+from awx import MODE
+from awx.main.scheduler import TaskManager, DependencyManager, WorkflowManager
 from awx.main.dispatch.publish import task
 from awx.main.dispatch import get_local_queuename
 
 logger = logging.getLogger('awx.main.scheduler')
 
 
+def run_manager(manager, prefix):
+    if MODE == 'development' and settings.AWX_DISABLE_TASK_MANAGERS:
+        logger.debug(f"Not running {prefix} manager, AWX_DISABLE_TASK_MANAGERS is True. Trigger with GET to /api/debug/{prefix}_manager/")
+        return
+    manager().schedule()
+
+
 @task(queue=get_local_queuename)
-def run_task_manager():
-    logger.debug("Running task manager.")
-    TaskManager().schedule()
+def task_manager():
+    run_manager(TaskManager, "task")
+
+
+@task(queue=get_local_queuename)
+def dependency_manager():
+    run_manager(DependencyManager, "dependency")
+
+
+@task(queue=get_local_queuename)
+def workflow_manager():
+    run_manager(WorkflowManager, "workflow")

awx/main/tasks/callback.py

@@ -6,17 +6,16 @@ import os
 import stat
 
 # Django
-from django.utils.timezone import now
 from django.conf import settings
 from django_guid import get_guid
 from django.utils.functional import cached_property
+from django.db import connections
 
 # AWX
 from awx.main.redact import UriCleaner
 from awx.main.constants import MINIMAL_EVENTS, ANSIBLE_RUNNER_NEEDS_UPDATE_MESSAGE
 from awx.main.utils.update_model import update_model
 from awx.main.queue import CallbackQueueDispatcher
-from awx.main.tasks.signals import signal_callback
 
 logger = logging.getLogger('awx.main.tasks.callback')
 
@@ -175,28 +174,6 @@ class RunnerCallback:
 
         return False
 
-    def cancel_callback(self):
-        """
-        Ansible runner callback to tell the job when/if it is canceled
-        """
-        unified_job_id = self.instance.pk
-        if signal_callback():
-            return True
-        try:
-            self.instance = self.update_model(unified_job_id)
-        except Exception:
-            logger.exception(f'Encountered error during cancel check for {unified_job_id}, canceling now')
-            return True
-        if not self.instance:
-            logger.error('unified job {} was deleted while running, canceling'.format(unified_job_id))
-            return True
-        if self.instance.cancel_flag or self.instance.status == 'canceled':
-            cancel_wait = (now() - self.instance.modified).seconds if self.instance.modified else 0
-            if cancel_wait > 5:
-                logger.warning('Request to cancel {} took {} seconds to complete.'.format(self.instance.log_format, cancel_wait))
-            return True
-        return False
-
     def finished_callback(self, runner_obj):
         """
         Ansible runner callback triggered on finished run
@@ -227,6 +204,8 @@ class RunnerCallback:
 
             with disable_activity_stream():
                 self.instance = self.update_model(self.instance.pk, job_args=json.dumps(runner_config.command), job_cwd=runner_config.cwd, job_env=job_env)
+            # We opened a connection just for that save, close it here now
+            connections.close_all()
         elif status_data['status'] == 'failed':
             # For encrypted ssh_key_data, ansible-runner worker will open and write the
             # ssh_key_data to a named pipe. Then, once the podman container starts, ssh-agent will

awx/main/tasks/jobs.py

@@ -1,6 +1,5 @@
 # Python
 from collections import OrderedDict
-from distutils.dir_util import copy_tree
 import errno
 import functools
 import fcntl
@@ -15,7 +14,6 @@ import tempfile
 import traceback
 import time
 import urllib.parse as urlparse
-from uuid import uuid4
 
 # Django
 from django.conf import settings
@@ -38,6 +36,7 @@ from awx.main.constants import (
     JOB_FOLDER_PREFIX,
     MAX_ISOLATED_PATH_COLON_DELIMITER,
     CONTAINER_VOLUMES_MOUNT_TYPES,
+    ACTIVE_STATES,
 )
 from awx.main.models import (
     Instance,
@@ -146,7 +145,7 @@ class BaseTask(object):
         """
         Return params structure to be executed by the container runtime
         """
-        if settings.IS_K8S:
+        if settings.IS_K8S and instance.instance_group.is_container_group:
             return {}
 
         image = instance.execution_environment.image
@@ -211,14 +210,22 @@ class BaseTask(object):
         os.chmod(path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
         if settings.AWX_CLEANUP_PATHS:
             self.cleanup_paths.append(path)
-        # Ansible runner requires that project exists,
-        # and we will write files in the other folders without pre-creating the folder
-        for subfolder in ('project', 'inventory', 'env'):
+        # We will write files in these folders later
+        for subfolder in ('inventory', 'env'):
             runner_subfolder = os.path.join(path, subfolder)
             if not os.path.exists(runner_subfolder):
                 os.mkdir(runner_subfolder)
         return path
 
+    def build_project_dir(self, instance, private_data_dir):
+        """
+        Create the ansible-runner project subdirectory. In many cases this is the source checkout.
+        In cases that do not even need the source checkout, we create an empty dir to be the workdir.
+        """
+        project_dir = os.path.join(private_data_dir, 'project')
+        if not os.path.exists(project_dir):
+            os.mkdir(project_dir)
+
     def build_private_data_files(self, instance, private_data_dir):
         """
         Creates temporary files containing the private data.
@@ -354,12 +361,65 @@ class BaseTask(object):
             expect_passwords[k] = passwords.get(v, '') or ''
         return expect_passwords
 
+    def release_lock(self, project):
+        try:
+            fcntl.lockf(self.lock_fd, fcntl.LOCK_UN)
+        except IOError as e:
+            logger.error("I/O error({0}) while trying to release lock file [{1}]: {2}".format(e.errno, project.get_lock_file(), e.strerror))
+            os.close(self.lock_fd)
+            raise
+
+        os.close(self.lock_fd)
+        self.lock_fd = None
+
+    def acquire_lock(self, project, unified_job_id=None):
+        if not os.path.exists(settings.PROJECTS_ROOT):
+            os.mkdir(settings.PROJECTS_ROOT)
+
+        lock_path = project.get_lock_file()
+        if lock_path is None:
+            # If from migration or someone blanked local_path for any other reason, recoverable by save
+            project.save()
+            lock_path = project.get_lock_file()
+            if lock_path is None:
+                raise RuntimeError(u'Invalid lock file path')
+
+        try:
+            self.lock_fd = os.open(lock_path, os.O_RDWR | os.O_CREAT)
+        except OSError as e:
+            logger.error("I/O error({0}) while trying to open lock file [{1}]: {2}".format(e.errno, lock_path, e.strerror))
+            raise
+
+        start_time = time.time()
+        while True:
+            try:
+                fcntl.lockf(self.lock_fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
+                break
+            except IOError as e:
+                if e.errno not in (errno.EAGAIN, errno.EACCES):
+                    os.close(self.lock_fd)
+                    logger.error("I/O error({0}) while trying to aquire lock on file [{1}]: {2}".format(e.errno, lock_path, e.strerror))
+                    raise
+                else:
+                    time.sleep(1.0)
+            self.instance.refresh_from_db(fields=['cancel_flag'])
+            if self.instance.cancel_flag or signal_callback():
+                logger.debug(f"Unified job {self.instance.id} was canceled while waiting for project file lock")
+                return
+        waiting_time = time.time() - start_time
+
+        if waiting_time > 1.0:
+            logger.info(f'Job {unified_job_id} waited {waiting_time} to acquire lock for local source tree for path {lock_path}.')
+
     def pre_run_hook(self, instance, private_data_dir):
         """
         Hook for any steps to run before the job/task starts
         """
         instance.log_lifecycle("pre_run")
 
+        # Before task is started, ensure that job_event partitions exist
+        create_partition(instance.event_class._meta.db_table, start=instance.created)
+
     def post_run_hook(self, instance, status):
         """
         Hook for any steps to run before job/task is marked as complete.
@@ -372,15 +432,9 @@ class BaseTask(object):
         """
         instance.log_lifecycle("finalize_run")
         artifact_dir = os.path.join(private_data_dir, 'artifacts', str(self.instance.id))
-        job_profiling_dir = os.path.join(artifact_dir, 'playbook_profiling')
-        awx_profiling_dir = '/var/log/tower/playbook_profiling/'
         collections_info = os.path.join(artifact_dir, 'collections.json')
         ansible_version_file = os.path.join(artifact_dir, 'ansible_version.txt')
 
-        if not os.path.exists(awx_profiling_dir):
-            os.mkdir(awx_profiling_dir)
-        if os.path.isdir(job_profiling_dir):
-            shutil.copytree(job_profiling_dir, os.path.join(awx_profiling_dir, str(instance.pk)))
         if os.path.exists(collections_info):
             with open(collections_info) as ee_json_info:
                 ee_collections_info = json.loads(ee_json_info.read())
@@ -399,6 +453,11 @@ class BaseTask(object):
         Run the job/task and capture its output.
         """
         self.instance = self.model.objects.get(pk=pk)
+        if self.instance.status != 'canceled' and self.instance.cancel_flag:
+            self.instance = self.update_model(self.instance.pk, start_args='', status='canceled')
+        if self.instance.status not in ACTIVE_STATES:
+            # Prevent starting the job if it has been reaped or handled by another process.
+            raise RuntimeError(f'Not starting {self.instance.status} task pk={pk} because {self.instance.status} is not a valid active state')
 
         if self.instance.execution_environment_id is None:
             from awx.main.signals import disable_activity_stream
@@ -424,9 +483,11 @@ class BaseTask(object):
             self.instance.send_notification_templates("running")
             private_data_dir = self.build_private_data_dir(self.instance)
             self.pre_run_hook(self.instance, private_data_dir)
+            self.build_project_dir(self.instance, private_data_dir)
             self.instance.log_lifecycle("preparing_playbook")
             if self.instance.cancel_flag or signal_callback():
                 self.instance = self.update_model(self.instance.pk, status='canceled')
+
             if self.instance.status != 'running':
                 # Stop the task chain and prevent starting the job if it has
                 # already been canceled.
@@ -529,7 +590,7 @@ class BaseTask(object):
                     event_handler=self.runner_callback.event_handler,
                     finished_callback=self.runner_callback.finished_callback,
                     status_handler=self.runner_callback.status_handler,
-                    cancel_callback=self.runner_callback.cancel_callback,
+                    cancel_callback=signal_callback,
                     **params,
                 )
             else:
@@ -549,8 +610,12 @@ class BaseTask(object):
                     status = 'failed'
             elif status == 'canceled':
                 self.instance = self.update_model(pk)
-                if (getattr(self.instance, 'cancel_flag', False) is False) and signal_callback():
-                    self.runner_callback.delay_update(job_explanation="Task was canceled due to receiving a shutdown signal.")
+                cancel_flag_value = getattr(self.instance, 'cancel_flag', False)
+                if (cancel_flag_value is False) and signal_callback():
+                    self.runner_callback.delay_update(skip_if_already_set=True, job_explanation="Task was canceled due to receiving a shutdown signal.")
+                    status = 'failed'
+                elif cancel_flag_value is False:
+                    self.runner_callback.delay_update(skip_if_already_set=True, job_explanation="The running ansible process received a shutdown signal.")
                     status = 'failed'
         except ReceptorNodeNotFound as exc:
             self.runner_callback.delay_update(job_explanation=str(exc))
@@ -593,8 +658,141 @@ class BaseTask(object):
                 raise AwxTaskError.TaskError(self.instance, rc)
 
 
+class SourceControlMixin(BaseTask):
+    """Utility methods for tasks that run use content from source control"""
+
+    def get_sync_needs(self, project, scm_branch=None):
+        project_path = project.get_project_path(check_if_exists=False)
+        job_revision = project.scm_revision
+        sync_needs = []
+        source_update_tag = 'update_{}'.format(project.scm_type)
+        branch_override = bool(scm_branch and scm_branch != project.scm_branch)
+        # TODO: skip syncs for inventory updates. Now, UI needs a link added so clients can link to project
+        # source_project is only a field on inventory sources.
+        if isinstance(self.instance, InventoryUpdate):
+            sync_needs.append(source_update_tag)
+        elif not project.scm_type:
+            pass  # manual projects are not synced, user has responsibility for that
+        elif not os.path.exists(project_path):
+            logger.debug(f'Performing fresh clone of {project.id} for unified job {self.instance.id} on this instance.')
+            sync_needs.append(source_update_tag)
+        elif project.scm_type == 'git' and project.scm_revision and (not branch_override):
+            try:
+                git_repo = git.Repo(project_path)
+
+                if job_revision == git_repo.head.commit.hexsha:
+                    logger.debug(f'Skipping project sync for {self.instance.id} because commit is locally available')
+                else:
+                    sync_needs.append(source_update_tag)
+            except (ValueError, BadGitName, git.exc.InvalidGitRepositoryError):
+                logger.debug(f'Needed commit for {self.instance.id} not in local source tree, will sync with remote')
+                sync_needs.append(source_update_tag)
+        else:
+            logger.debug(f'Project not available locally, {self.instance.id} will sync with remote')
+            sync_needs.append(source_update_tag)
+
+        has_cache = os.path.exists(os.path.join(project.get_cache_path(), project.cache_id))
+        # Galaxy requirements are not supported for manual projects
+        if project.scm_type and ((not has_cache) or branch_override):
+            sync_needs.extend(['install_roles', 'install_collections'])
+
+        return sync_needs
+
+    def spawn_project_sync(self, project, sync_needs, scm_branch=None):
+        pu_ig = self.instance.instance_group
+        pu_en = Instance.objects.my_hostname()
+
+        sync_metafields = dict(
+            launch_type="sync",
+            job_type='run',
+            job_tags=','.join(sync_needs),
+            status='running',
+            instance_group=pu_ig,
+            execution_node=pu_en,
+            controller_node=pu_en,
+            celery_task_id=self.instance.celery_task_id,
+        )
+        if scm_branch and scm_branch != project.scm_branch:
+            sync_metafields['scm_branch'] = scm_branch
+            sync_metafields['scm_clean'] = True  # to accomidate force pushes
+        if 'update_' not in sync_metafields['job_tags']:
+            sync_metafields['scm_revision'] = project.scm_revision
+        local_project_sync = project.create_project_update(_eager_fields=sync_metafields)
+        local_project_sync.log_lifecycle("controller_node_chosen")
+        local_project_sync.log_lifecycle("execution_node_chosen")
+        return local_project_sync
+
+    def sync_and_copy_without_lock(self, project, private_data_dir, scm_branch=None):
+        sync_needs = self.get_sync_needs(project, scm_branch=scm_branch)
+
+        if sync_needs:
+            local_project_sync = self.spawn_project_sync(project, sync_needs, scm_branch=scm_branch)
+            # save the associated job before calling run() so that a
+            # cancel() call on the job can cancel the project update
+            if isinstance(self.instance, Job):
+                self.instance = self.update_model(self.instance.pk, project_update=local_project_sync)
+            else:
+                self.instance = self.update_model(self.instance.pk, source_project_update=local_project_sync)
+
+            try:
+                # the job private_data_dir is passed so sync can download roles and collections there
+                sync_task = RunProjectUpdate(job_private_data_dir=private_data_dir)
+                sync_task.run(local_project_sync.id)
+                local_project_sync.refresh_from_db()
+                self.instance = self.update_model(self.instance.pk, scm_revision=local_project_sync.scm_revision)
+            except Exception:
+                local_project_sync.refresh_from_db()
+                if local_project_sync.status != 'canceled':
+                    self.instance = self.update_model(
+                        self.instance.pk,
+                        status='failed',
+                        job_explanation=(
+                            'Previous Task Failed: {"job_type": "project_update", '
+                            f'"job_name": "{local_project_sync.name}", "job_id": "{local_project_sync.id}"}}'
+                        ),
+                    )
+                    raise
+                self.instance.refresh_from_db()
+                if self.instance.cancel_flag:
+                    return
+        else:
+            # Case where a local sync is not needed, meaning that local tree is
+            # up-to-date with project, job is running project current version
+            self.instance = self.update_model(self.instance.pk, scm_revision=project.scm_revision)
+            # Project update does not copy the folder, so copy here
+            RunProjectUpdate.make_local_copy(project, private_data_dir)
+
+    def sync_and_copy(self, project, private_data_dir, scm_branch=None):
+        self.acquire_lock(project, self.instance.id)
+
+        try:
+            original_branch = None
+            project_path = project.get_project_path(check_if_exists=False)
+            if project.scm_type == 'git' and (scm_branch and scm_branch != project.scm_branch):
+                if os.path.exists(project_path):
+                    git_repo = git.Repo(project_path)
+                    if git_repo.head.is_detached:
+                        original_branch = git_repo.head.commit
+                    else:
+                        original_branch = git_repo.active_branch
+
+            return self.sync_and_copy_without_lock(project, private_data_dir, scm_branch=scm_branch)
+        finally:
+            # We have made the copy so we can set the tree back to its normal state
+            if original_branch:
+                # for git project syncs, non-default branches can be problems
+                # restore to branch the repo was on before this run
+                try:
+                    original_branch.checkout()
+                except Exception:
+                    # this could have failed due to dirty tree, but difficult to predict all cases
+                    logger.exception(f'Failed to restore project repo to prior state after {self.instance.id}')
+
+            self.release_lock(project)
+
+
 @task(queue=get_local_queuename)
-class RunJob(BaseTask):
+class RunJob(SourceControlMixin, BaseTask):
     """
     Run a job using ansible-playbook.
     """
@@ -863,98 +1061,14 @@ class RunJob(BaseTask):
             job = self.update_model(job.pk, status='failed', job_explanation=msg)
             raise RuntimeError(msg)
 
-        project_path = job.project.get_project_path(check_if_exists=False)
-        job_revision = job.project.scm_revision
-        sync_needs = []
-        source_update_tag = 'update_{}'.format(job.project.scm_type)
-        branch_override = bool(job.scm_branch and job.scm_branch != job.project.scm_branch)
-        if not job.project.scm_type:
-            pass  # manual projects are not synced, user has responsibility for that
-        elif not os.path.exists(project_path):
-            logger.debug('Performing fresh clone of {} on this instance.'.format(job.project))
-            sync_needs.append(source_update_tag)
-        elif job.project.scm_type == 'git' and job.project.scm_revision and (not branch_override):
-            try:
-                git_repo = git.Repo(project_path)
-
-                if job_revision == git_repo.head.commit.hexsha:
-                    logger.debug('Skipping project sync for {} because commit is locally available'.format(job.log_format))
-                else:
-                    sync_needs.append(source_update_tag)
-            except (ValueError, BadGitName, git.exc.InvalidGitRepositoryError):
-                logger.debug('Needed commit for {} not in local source tree, will sync with remote'.format(job.log_format))
-                sync_needs.append(source_update_tag)
-        else:
-            logger.debug('Project not available locally, {} will sync with remote'.format(job.log_format))
-            sync_needs.append(source_update_tag)
-
-        has_cache = os.path.exists(os.path.join(job.project.get_cache_path(), job.project.cache_id))
-        # Galaxy requirements are not supported for manual projects
-        if job.project.scm_type and ((not has_cache) or branch_override):
-            sync_needs.extend(['install_roles', 'install_collections'])
-
-        if sync_needs:
-            pu_ig = job.instance_group
-            pu_en = Instance.objects.me().hostname
-
-            sync_metafields = dict(
-                launch_type="sync",
-                job_type='run',
-                job_tags=','.join(sync_needs),
-                status='running',
-                instance_group=pu_ig,
-                execution_node=pu_en,
-                controller_node=pu_en,
-                celery_task_id=job.celery_task_id,
-            )
-            if branch_override:
-                sync_metafields['scm_branch'] = job.scm_branch
-                sync_metafields['scm_clean'] = True  # to accomidate force pushes
-            if 'update_' not in sync_metafields['job_tags']:
-                sync_metafields['scm_revision'] = job_revision
-            local_project_sync = job.project.create_project_update(_eager_fields=sync_metafields)
-            local_project_sync.log_lifecycle("controller_node_chosen")
-            local_project_sync.log_lifecycle("execution_node_chosen")
-            create_partition(local_project_sync.event_class._meta.db_table, start=local_project_sync.created)
-            # save the associated job before calling run() so that a
-            # cancel() call on the job can cancel the project update
-            job = self.update_model(job.pk, project_update=local_project_sync)
-
-            project_update_task = local_project_sync._get_task_class()
-            try:
-                # the job private_data_dir is passed so sync can download roles and collections there
-                sync_task = project_update_task(job_private_data_dir=private_data_dir)
-                sync_task.run(local_project_sync.id)
-                local_project_sync.refresh_from_db()
-                job = self.update_model(job.pk, scm_revision=local_project_sync.scm_revision)
-            except Exception:
-                local_project_sync.refresh_from_db()
-                if local_project_sync.status != 'canceled':
-                    job = self.update_model(
-                        job.pk,
-                        status='failed',
-                        job_explanation=(
-                            'Previous Task Failed: {"job_type": "%s", "job_name": "%s", "job_id": "%s"}'
-                            % ('project_update', local_project_sync.name, local_project_sync.id)
-                        ),
-                    )
-                    raise
-                job.refresh_from_db()
-                if job.cancel_flag:
-                    return
-        else:
-            # Case where a local sync is not needed, meaning that local tree is
-            # up-to-date with project, job is running project current version
-            if job_revision:
-                job = self.update_model(job.pk, scm_revision=job_revision)
-            # Project update does not copy the folder, so copy here
-            RunProjectUpdate.make_local_copy(job.project, private_data_dir, scm_revision=job_revision)
-
         if job.inventory.kind == 'smart':
             # cache smart inventory memberships so that the host_filter query is not
             # ran inside of the event saving code
             update_smart_memberships_for_inventory(job.inventory)
 
+    def build_project_dir(self, job, private_data_dir):
+        self.sync_and_copy(job.project, private_data_dir, scm_branch=job.scm_branch)
+
     def final_run_hook(self, job, status, private_data_dir, fact_modification_times):
         super(RunJob, self).final_run_hook(job, status, private_data_dir, fact_modification_times)
         if not private_data_dir:
@@ -986,7 +1100,6 @@ class RunProjectUpdate(BaseTask):
 
     def __init__(self, *args, job_private_data_dir=None, **kwargs):
         super(RunProjectUpdate, self).__init__(*args, **kwargs)
-        self.original_branch = None
         self.job_private_data_dir = job_private_data_dir
 
     def build_private_data(self, project_update, private_data_dir):
@@ -1156,6 +1269,10 @@ class RunProjectUpdate(BaseTask):
             # for raw archive, prevent error moving files between volumes
             extra_vars['ansible_remote_tmp'] = os.path.join(project_update.get_project_path(check_if_exists=False), '.ansible_awx', 'tmp')
 
+        if project_update.project.signature_validation_credential is not None:
+            pubkey = project_update.project.signature_validation_credential.get_input('gpg_public_key')
+            extra_vars['gpg_pubkey'] = pubkey
+
         self._write_extra_vars_file(private_data_dir, extra_vars)
 
     def build_playbook_path_relative_to_cwd(self, project_update, private_data_dir):
@@ -1173,74 +1290,13 @@ class RunProjectUpdate(BaseTask):
         d[r'^Are you sure you want to continue connecting \(yes/no\)\?\s*?$'] = 'yes'
         return d
 
-    def release_lock(self, instance):
-        try:
-            fcntl.lockf(self.lock_fd, fcntl.LOCK_UN)
-        except IOError as e:
-            logger.error("I/O error({0}) while trying to release lock file [{1}]: {2}".format(e.errno, instance.get_lock_file(), e.strerror))
-            os.close(self.lock_fd)
-            raise
-
-        os.close(self.lock_fd)
-        self.lock_fd = None
-
-    '''
-    Note: We don't support blocking=False
-    '''
-
-    def acquire_lock(self, instance, blocking=True):
-        lock_path = instance.get_lock_file()
-        if lock_path is None:
-            # If from migration or someone blanked local_path for any other reason, recoverable by save
-            instance.save()
-            lock_path = instance.get_lock_file()
-            if lock_path is None:
-                raise RuntimeError(u'Invalid lock file path')
-
-        try:
-            self.lock_fd = os.open(lock_path, os.O_RDWR | os.O_CREAT)
-        except OSError as e:
-            logger.error("I/O error({0}) while trying to open lock file [{1}]: {2}".format(e.errno, lock_path, e.strerror))
-            raise
-
-        start_time = time.time()
-        while True:
-            try:
-                instance.refresh_from_db(fields=['cancel_flag'])
-                if instance.cancel_flag:
-                    logger.debug("ProjectUpdate({0}) was canceled".format(instance.pk))
-                    return
-                fcntl.lockf(self.lock_fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
-                break
-            except IOError as e:
-                if e.errno not in (errno.EAGAIN, errno.EACCES):
-                    os.close(self.lock_fd)
-                    logger.error("I/O error({0}) while trying to aquire lock on file [{1}]: {2}".format(e.errno, lock_path, e.strerror))
-                    raise
-                else:
-                    time.sleep(1.0)
-        waiting_time = time.time() - start_time
-
-        if waiting_time > 1.0:
-            logger.info('{} spent {} waiting to acquire lock for local source tree ' 'for path {}.'.format(instance.log_format, waiting_time, lock_path))
-
     def pre_run_hook(self, instance, private_data_dir):
         super(RunProjectUpdate, self).pre_run_hook(instance, private_data_dir)
         # re-create root project folder if a natural disaster has destroyed it
-        if not os.path.exists(settings.PROJECTS_ROOT):
-            os.mkdir(settings.PROJECTS_ROOT)
         project_path = instance.project.get_project_path(check_if_exists=False)
 
-        self.acquire_lock(instance)
-
-        self.original_branch = None
-        if instance.scm_type == 'git' and instance.branch_override:
-            if os.path.exists(project_path):
-                git_repo = git.Repo(project_path)
-                if git_repo.head.is_detached:
-                    self.original_branch = git_repo.head.commit
-                else:
-                    self.original_branch = git_repo.active_branch
+        if instance.launch_type != 'sync':
+            self.acquire_lock(instance.project, instance.id)
 
         if not os.path.exists(project_path):
             os.makedirs(project_path)  # used as container mount
@@ -1251,11 +1307,12 @@ class RunProjectUpdate(BaseTask):
             shutil.rmtree(stage_path)
         os.makedirs(stage_path)  # presence of empty cache indicates lack of roles or collections
 
+    def build_project_dir(self, instance, private_data_dir):
         # the project update playbook is not in a git repo, but uses a vendoring directory
         # to be consistent with the ansible-runner model,
         # that is moved into the runner project folder here
         awx_playbooks = self.get_path_to('../../', 'playbooks')
-        copy_tree(awx_playbooks, os.path.join(private_data_dir, 'project'))
+        shutil.copytree(awx_playbooks, os.path.join(private_data_dir, 'project'))
 
     @staticmethod
     def clear_project_cache(cache_dir, keep_value):
@@ -1272,50 +1329,18 @@ class RunProjectUpdate(BaseTask):
                         logger.warning(f"Could not remove cache directory {old_path}")
 
     @staticmethod
-    def make_local_copy(p, job_private_data_dir, scm_revision=None):
+    def make_local_copy(project, job_private_data_dir):
         """Copy project content (roles and collections) to a job private_data_dir
 
-        :param object p: Either a project or a project update
+        :param object project: Either a project or a project update
         :param str job_private_data_dir: The root of the target ansible-runner folder
-        :param str scm_revision: For branch_override cases, the git revision to copy
         """
-        project_path = p.get_project_path(check_if_exists=False)
+        project_path = project.get_project_path(check_if_exists=False)
         destination_folder = os.path.join(job_private_data_dir, 'project')
-        if not scm_revision:
-            scm_revision = p.scm_revision
-
-        if p.scm_type == 'git':
-            git_repo = git.Repo(project_path)
-            if not os.path.exists(destination_folder):
-                os.mkdir(destination_folder, stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC)
-            tmp_branch_name = 'awx_internal/{}'.format(uuid4())
-            # always clone based on specific job revision
-            if not p.scm_revision:
-                raise RuntimeError('Unexpectedly could not determine a revision to run from project.')
-            source_branch = git_repo.create_head(tmp_branch_name, p.scm_revision)
-            # git clone must take file:// syntax for source repo or else options like depth will be ignored
-            source_as_uri = Path(project_path).as_uri()
-            git.Repo.clone_from(
-                source_as_uri,
-                destination_folder,
-                branch=source_branch,
-                depth=1,
-                single_branch=True,  # shallow, do not copy full history
-            )
-            # submodules copied in loop because shallow copies from local HEADs are ideal
-            # and no git clone submodule options are compatible with minimum requirements
-            for submodule in git_repo.submodules:
-                subrepo_path = os.path.abspath(os.path.join(project_path, submodule.path))
-                subrepo_destination_folder = os.path.abspath(os.path.join(destination_folder, submodule.path))
-                subrepo_uri = Path(subrepo_path).as_uri()
-                git.Repo.clone_from(subrepo_uri, subrepo_destination_folder, depth=1, single_branch=True)
-            # force option is necessary because remote refs are not counted, although no information is lost
-            git_repo.delete_head(tmp_branch_name, force=True)
-        else:
-            copy_tree(project_path, destination_folder, preserve_symlinks=1)
+        shutil.copytree(project_path, destination_folder, ignore=shutil.ignore_patterns('.git'), symlinks=True)
 
         # copy over the roles and collection cache to job folder
-        cache_path = os.path.join(p.get_cache_path(), p.cache_id)
+        cache_path = os.path.join(project.get_cache_path(), project.cache_id)
         subfolders = []
         if settings.AWX_COLLECTIONS_ENABLED:
             subfolders.append('requirements_collections')
@@ -1325,8 +1350,8 @@ class RunProjectUpdate(BaseTask):
             cache_subpath = os.path.join(cache_path, subfolder)
             if os.path.exists(cache_subpath):
                 dest_subpath = os.path.join(job_private_data_dir, subfolder)
-                copy_tree(cache_subpath, dest_subpath, preserve_symlinks=1)
-                logger.debug('{0} {1} prepared {2} from cache'.format(type(p).__name__, p.pk, dest_subpath))
+                shutil.copytree(cache_subpath, dest_subpath, symlinks=True)
+                logger.debug('{0} {1} prepared {2} from cache'.format(type(project).__name__, project.pk, dest_subpath))
 
     def post_run_hook(self, instance, status):
         super(RunProjectUpdate, self).post_run_hook(instance, status)
@@ -1356,23 +1381,13 @@ class RunProjectUpdate(BaseTask):
             if self.job_private_data_dir:
                 if status == 'successful':
                     # copy project folder before resetting to default branch
-                    # because some git-tree-specific resources (like submodules) might matter
                     self.make_local_copy(instance, self.job_private_data_dir)
-                if self.original_branch:
-                    # for git project syncs, non-default branches can be problems
-                    # restore to branch the repo was on before this run
-                    try:
-                        self.original_branch.checkout()
-                    except Exception:
-                        # this could have failed due to dirty tree, but difficult to predict all cases
-                        logger.exception('Failed to restore project repo to prior state after {}'.format(instance.log_format))
         finally:
-            self.release_lock(instance)
+            if instance.launch_type != 'sync':
+                self.release_lock(instance.project)
+
         p = instance.project
-        if instance.job_type == 'check' and status not in (
-            'failed',
-            'canceled',
-        ):
+        if instance.job_type == 'check' and status not in ('failed', 'canceled'):
             if self.runner_callback.playbook_new_revision:
                 p.scm_revision = self.runner_callback.playbook_new_revision
             else:
@@ -1400,7 +1415,7 @@ class RunProjectUpdate(BaseTask):
 
 
 @task(queue=get_local_queuename)
-class RunInventoryUpdate(BaseTask):
+class RunInventoryUpdate(SourceControlMixin, BaseTask):
 
     model = InventoryUpdate
     event_model = InventoryUpdateEvent
@@ -1556,54 +1571,18 @@ class RunInventoryUpdate(BaseTask):
         # All credentials not used by inventory source injector
         return inventory_update.get_extra_credentials()
 
-    def pre_run_hook(self, inventory_update, private_data_dir):
-        super(RunInventoryUpdate, self).pre_run_hook(inventory_update, private_data_dir)
+    def build_project_dir(self, inventory_update, private_data_dir):
         source_project = None
         if inventory_update.inventory_source:
             source_project = inventory_update.inventory_source.source_project
-        if inventory_update.source == 'scm' and source_project and source_project.scm_type:  # never ever update manual projects
 
-            # Check if the content cache exists, so that we do not unnecessarily re-download roles
-            sync_needs = ['update_{}'.format(source_project.scm_type)]
-            has_cache = os.path.exists(os.path.join(source_project.get_cache_path(), source_project.cache_id))
-            # Galaxy requirements are not supported for manual projects
-            if not has_cache:
-                sync_needs.extend(['install_roles', 'install_collections'])
-
-            local_project_sync = source_project.create_project_update(
-                _eager_fields=dict(
-                    launch_type="sync",
-                    job_type='run',
-                    job_tags=','.join(sync_needs),
-                    status='running',
-                    execution_node=Instance.objects.me().hostname,
-                    controller_node=Instance.objects.me().hostname,
-                    instance_group=inventory_update.instance_group,
-                    celery_task_id=inventory_update.celery_task_id,
-                )
-            )
-            local_project_sync.log_lifecycle("controller_node_chosen")
-            local_project_sync.log_lifecycle("execution_node_chosen")
-            create_partition(local_project_sync.event_class._meta.db_table, start=local_project_sync.created)
-            # associate the inventory update before calling run() so that a
-            # cancel() call on the inventory update can cancel the project update
-            local_project_sync.scm_inventory_updates.add(inventory_update)
-
-            project_update_task = local_project_sync._get_task_class()
-            try:
-                sync_task = project_update_task(job_private_data_dir=private_data_dir)
-                sync_task.run(local_project_sync.id)
-                local_project_sync.refresh_from_db()
-            except Exception:
-                inventory_update = self.update_model(
-                    inventory_update.pk,
-                    status='failed',
-                    job_explanation=(
-                        'Previous Task Failed: {"job_type": "%s", "job_name": "%s", "job_id": "%s"}'
-                        % ('project_update', local_project_sync.name, local_project_sync.id)
-                    ),
-                )
-                raise
+        if inventory_update.source == 'scm':
+            if not source_project:
+                raise RuntimeError('Could not find project to run SCM inventory update from.')
+            self.sync_and_copy(source_project, private_data_dir)
+        else:
+            # If source is not SCM make an empty project directory, content is built inside inventory folder
+            super(RunInventoryUpdate, self).build_project_dir(inventory_update, private_data_dir)
 
     def post_run_hook(self, inventory_update, status):
         super(RunInventoryUpdate, self).post_run_hook(inventory_update, status)
@@ -1646,7 +1625,7 @@ class RunInventoryUpdate(BaseTask):
 
         handler = SpecialInventoryHandler(
             self.runner_callback.event_handler,
-            self.runner_callback.cancel_callback,
+            signal_callback,
             verbosity=inventory_update.verbosity,
             job_timeout=self.get_instance_timeout(self.instance),
             start_time=inventory_update.started,