POC channels 2

awx/settings/defaults.py

@@ -421,7 +421,8 @@ os.environ.setdefault('DJANGO_LIVE_TEST_SERVER_ADDRESS', 'localhost:9013-9199')
 
 BROKER_DURABILITY = True
 BROKER_POOL_LIMIT = None
-BROKER_URL = 'amqp://guest:guest@localhost:5672//'
+BROKER_URL = 'redis://localhost:6379;'
+BROKER_TRANSPORT_OPTIONS = {}
 CELERY_DEFAULT_QUEUE = 'awx_private_queue'
 CELERYBEAT_SCHEDULE = {
     'tower_scheduler': {
@@ -929,8 +930,6 @@ ACTIVITY_STREAM_ENABLED_FOR_INVENTORY_SYNC = False
 # Internal API URL for use by inventory scripts and callback plugin.
 INTERNAL_API_URL = 'http://127.0.0.1:%s' % DEVSERVER_DEFAULT_PORT
 
-PERSISTENT_CALLBACK_MESSAGES = True
-USE_CALLBACK_QUEUE = True
 CALLBACK_QUEUE = "callback_tasks"
 
 SCHEDULER_QUEUE = "scheduler"
@@ -965,6 +964,17 @@ LOG_AGGREGATOR_LEVEL = 'INFO'
 # raising this value can help
 CHANNEL_LAYER_RECEIVE_MAX_RETRY = 10
 
+ASGI_APPLICATION = "awx.main.routing.application"
+
+CHANNEL_LAYERS = {
+    "default": {
+        "BACKEND": "awx.main.channels.RedisGroupBroadcastChannelLayer",
+        "CONFIG": {
+            "hosts": [("localhost", 6379)],
+        },
+    },
+}
+
 # Logging configuration.
 LOGGING = {
     'version': 1,
@@ -1239,3 +1249,17 @@ MIDDLEWARE = [
     'awx.main.middleware.URLModificationMiddleware',
     'awx.main.middleware.SessionTimeoutMiddleware',
 ]
+
+# Secret header value to exchange for websockets responsible for distributing websocket messages.
+# This needs to be kept secret and randomly generated
+BROADCAST_WEBSOCKETS_SECRET = ''
+
+# Port for broadcast websockets to connect to
+# Note: that the clients will follow redirect responses
+BROADCAST_WEBSOCKETS_PORT = 443
+
+# Whether or not broadcast websockets should check nginx certs when interconnecting
+BROADCAST_WEBSOCKETS_VERIFY_CERT = False
+
+# Connect to other AWX nodes using http or https
+BROADCAST_WEBSOCKETS_PROTOCOL = 'https'

awx/settings/local_settings.py.docker_compose

@@ -49,16 +49,18 @@ if "pytest" in sys.modules:
         }
     }
 
-# AMQP configuration.
-BROKER_URL = "amqp://{}:{}@{}/{}".format(os.environ.get("RABBITMQ_USER"),
-                                  os.environ.get("RABBITMQ_PASS"),
-                                  os.environ.get("RABBITMQ_HOST"),
-                                  urllib.parse.quote(os.environ.get("RABBITMQ_VHOST", "/"), safe=''))
+# Use Redis as the message bus for now
+# Default to "just works" for single tower docker
+BROKER_URL = os.environ.get('BROKER_URL', "redis://redis_1:6379")
 
 CHANNEL_LAYERS = {
-    'default': {'BACKEND': 'asgi_amqp.AMQPChannelLayer',
-                'ROUTING': 'awx.main.routing.channel_routing',
-                'CONFIG': {'url': BROKER_URL}}
+    "default": {
+        "BACKEND": "awx.main.channels.RedisGroupBroadcastChannelLayer",
+        "CONFIG": {
+            "hosts": [(os.environ.get('REDIS_HOST', 'redis_1'),
+                       int(os.environ.get('REDIS_PORT', 6379)))],
+        },
+    },
 }
 
 # Absolute filesystem path to the directory to host projects (with playbooks).
@@ -238,3 +240,8 @@ TEST_OPENSTACK_PROJECT = ''
 # Azure credentials.
 TEST_AZURE_USERNAME = ''
 TEST_AZURE_KEY_DATA = ''
+
+BROADCAST_WEBSOCKETS_SECRET = '🤖starscream🤖'
+BROADCAST_WEBSOCKETS_PORT = 8013
+BROADCAST_WEBSOCKETS_VERIFY_CERT = False
+BROADCAST_WEBSOCKETS_PROTOCOL = 'http'