AWX code changes for rsyslog decoupling (#13222)

* add management command and logging for new daemon
* switch tasks over to calling pg_notify
* add daemon to docker-compose and supervisor
* renamed handle_setting_changes and moved notify call
* removed initial rsyslog configure from dispatcher
* add logging and clear cache before reconfigure
* add notify to delete
* moved pg_notify to own function
* update tests impacted by rsyslog change
* changed over to new pg_notify method

Signed-off-by: Jessica Mack <jmack@redhat.com>

awx/main/tasks/system.py

@@ -59,7 +59,6 @@ from awx.main.utils.common import (
     ScheduleTaskManager,
 )
 
-from awx.main.utils.external_logging import reconfigure_rsyslog
 from awx.main.utils.reload import stop_local_services
 from awx.main.utils.pglock import advisory_lock
 from awx.main.tasks.receptor import get_receptor_ctl, worker_info, worker_cleanup, administrative_workunit_reaper, write_receptor_config
@@ -115,9 +114,6 @@ def dispatch_startup():
     m = Metrics()
     m.reset_values()
 
-    # Update Tower's rsyslog.conf file based on loggins settings in the db
-    reconfigure_rsyslog()
-
 
 def inform_cluster_of_shutdown():
     try:
@@ -245,7 +241,7 @@ def apply_cluster_membership_policies():
 
 
 @task(queue='tower_broadcast_all')
-def handle_setting_changes(setting_keys):
+def clear_setting_cache(setting_keys):
     orig_len = len(setting_keys)
     for i in range(orig_len):
         for dependent_key in settings_registry.get_dependent_settings(setting_keys[i]):
@@ -254,9 +250,6 @@ def handle_setting_changes(setting_keys):
     logger.debug('cache delete_many(%r)', cache_keys)
     cache.delete_many(cache_keys)
 
-    if any([setting.startswith('LOG_AGGREGATOR') for setting in setting_keys]):
-        reconfigure_rsyslog()
-
 
 @task(queue='tower_broadcast_all')
 def delete_project_files(project_path):