parameterizing edx-workers.conf on service_variants_enabled

playbooks/roles/edxapp/tasks/cms.yml

@@ -31,7 +31,7 @@
   - logging
   - update
 
-# Creates LMS upstart file
+# Creates CMS upstart file
 - include: upstart.yml basename=cms
   when: celery_worker is not defined
 

playbooks/roles/edxapp/templates/edx-workers.conf.j2

 # edx workers
-# managed by puppet
+# managed by puppet or ansible
 
 description "start edX app workers"
 
@@ -8,16 +8,22 @@ stop on runlevel [!2345]
 
 pre-start script
 
+   {% if 'cms' in service_variants_enabled %}
    start edx-worker-cms QUEUE=low CONCURRENCY=1 SERVICE_VARIANT=cms
    start edx-worker-cms QUEUE=default CONCURRENCY=3 SERVICE_VARIANT=cms
    start edx-worker-cms QUEUE=high CONCURRENCY=4 SERVICE_VARIANT=cms
+   {% endif %}
 
+   {% if 'lms' in service_variants_enabled %}
    start edx-worker-lms QUEUE=low CONCURRENCY=1 SERVICE_VARIANT=lms
    start edx-worker-lms QUEUE=default CONCURRENCY=3 SERVICE_VARIANT=lms
    start edx-worker-lms QUEUE=high CONCURRENCY=4 SERVICE_VARIANT=lms
+   {% endif %}
 
+   {% if 'lms-xml' in service_variants_enabled %}
    start edx-worker-lms-xml QUEUE=low CONCURRENCY=1 SERVICE_VARIANT=lms-xml
    start edx-worker-lms-xml QUEUE=default CONCURRENCY=3 SERVICE_VARIANT=lms-xml
    start edx-worker-lms-xml QUEUE=high CONCURRENCY=4 SERVICE_VARIANT=lms-xml
+   {% endif %}
 
 end script