Organization on JT as read-only field

Set JT.organization with value from its project

Remove validation requiring JT.organization

Undo some of the additional org definitions in tests

Revert some tests no longer needed for feature

exclude workflow approvals from unified organization field

revert awxkit changes for providing organization

Roll back additional JT creation permission requirement

Fix up more issues by persisting organization field when project is removed

Restrict project org editing, logging, and testing

Grant removed inventory org admin permissions in migration

Add special validate_unique for job templates
  this deals with enforcing name-organization uniqueness

Add back in special message where config is unknown
  when receiving 403 on job relaunch

Fix logical and performance bugs with data migration

within JT.inventory.organization make-permission-explicit migration

remove nested loops so we do .iterator() on JT queryset

in reverse migration, carefully remove execute role on JT
  held by org admins of inventory organization,
  as well as the execute_role holders

Use current state of Role model in logic, with 1 notable exception
  that is used to filter on ancestors
  the ancestor and descentent relationship in the migration model
    is not reliable
  output of this is saved as an integer list to avoid future
    compatibility errors

make the parents rebuilding logic skip over irrelevant models
  this is the largest performance gain for small resource numbers

awx/api/serializers.py

@@ -72,6 +72,7 @@ from awx.main.utils import (
     prefetch_page_capabilities, get_external_account, truncate_stdout,
 )
 from awx.main.utils.filters import SmartFilter
+from awx.main.utils.named_url_graph import reset_counters
 from awx.main.redact import UriCleaner, REPLACE_STR
 
 from awx.main.validators import vars_validate_or_raise
@@ -347,6 +348,7 @@ class BaseSerializer(serializers.ModelSerializer, metaclass=BaseSerializerMetacl
 
     def _generate_named_url(self, url_path, obj, node):
         url_units = url_path.split('/')
+        reset_counters()
         named_url = node.generate_named_url(obj)
         url_units[4] = named_url
         return '/'.join(url_units)
@@ -700,18 +702,6 @@ class UnifiedJobTemplateSerializer(BaseSerializer):
         else:
             return super(UnifiedJobTemplateSerializer, self).to_representation(obj)
 
-    def validate(self, attrs):
-        if 'organization' in self.fields:
-            # Do not allow setting template organization to null
-            # otherwise be as non-restrictive as possible for PATCH or PUT, even with orphans
-            # does not correspond with any REST framework field construct
-            if self.instance is None and attrs.get('organization', None) is None:
-                raise serializers.ValidationError({'organization': _('Organization required for new object.')})
-            if self.instance and self.instance.organization_id and attrs.get('organization', 'blank') is None:
-                raise serializers.ValidationError({'organization': _('Organization can not be set to null.')})
-
-        return super(UnifiedJobTemplateSerializer, self).validate(attrs)
-
 
 class UnifiedJobSerializer(BaseSerializer):
     show_capabilities = ['start', 'delete']
@@ -2741,6 +2731,7 @@ class JobOptionsSerializer(LabelsListMixin, BaseSerializer):
                   'forks', 'limit', 'verbosity', 'extra_vars', 'job_tags',
                   'force_handlers', 'skip_tags', 'start_at_task', 'timeout',
                   'use_fact_cache', 'organization',)
+        read_only_fields = ('organization',)
 
     def get_related(self, obj):
         res = super(JobOptionsSerializer, self).get_related(obj)