Explicitly set the value of heartbeat_in_pthread

The ``[oslo_messaging_rabbit] heartbeat_in_pthread`` config option
is set to ``true`` for wsgi applications to allow the RabbitMQ
heartbeats to function. For non-wsgi applications it is set to ``false``
as it may otherwise break the service [1].

[1] https://docs.openstack.org/releasenotes/oslo.messaging/zed.html#upgrade-notes

Change-Id: Id89bd6158aff42d59040674308a8672c358ccb3c

ansible/roles/nova/templates/nova.conf.j2

@@ -138,8 +138,9 @@ topics = {{ nova_enabled_notification_topics | map(attribute='name') | join(',')
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = {{ service_name == 'nova-api' }}
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/octavia/templates/octavia.conf.j2

@@ -122,8 +122,9 @@ rpc_thread_pool_size = 2
 [oslo_messaging_notifications]
 transport_url = {{ notify_transport_url }}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = {{ service_name == 'octavia-api' }}
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/sahara/templates/sahara.conf.j2

@@ -40,8 +40,9 @@ topics = {{ sahara_enabled_notification_topics | map(attribute='name') | join(',
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/senlin/templates/senlin.conf.j2

@@ -68,8 +68,9 @@ topics = {{ senlin_enabled_notification_topics | map(attribute='name') | join(',
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/solum/templates/solum.conf.j2

@@ -67,8 +67,9 @@ memcached_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_addres
 [oslo_messaging_notifications]
 transport_url = {{ notify_transport_url }}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/tacker/templates/tacker.conf.j2

@@ -68,8 +68,9 @@ topics = {{ tacker_enabled_notification_topics | map(attribute='name') | join(',
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/trove/templates/trove.conf.j2

@@ -71,8 +71,9 @@ topics = {{ trove_enabled_notification_topics | map(attribute='name') | join(','
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/vitrage/templates/vitrage.conf.j2

@@ -69,8 +69,9 @@ topics = {{ vitrage_enabled_notification_topics | map(attribute='name') | join('
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = {{ service_name == 'vitrage-api' }}
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/watcher/templates/watcher.conf.j2

@@ -59,8 +59,9 @@ topics = {{ watcher_enabled_notification_topics | map(attribute='name') | join('
 driver = noop
 {% endif %}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = false
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

ansible/roles/zun/templates/zun.conf.j2

@@ -124,8 +124,9 @@ docker_remote_api_port = 2375
 [cni_daemon]
 cni_daemon_port = {{ zun_cni_daemon_port }}
 
-{% if om_enable_rabbitmq_tls | bool %}
 [oslo_messaging_rabbit]
+heartbeat_in_pthread = {{ service_name == 'zun-api' }}
+{% if om_enable_rabbitmq_tls | bool %}
 ssl = true
 ssl_ca_file = {{ om_rabbitmq_cacert }}
 {% endif %}

releasenotes/notes/explicitly-set-heartbeat-in-pthread-3a5a3ebdc33bb51a.yaml

+---
+fixes:
+  - |
+    The value of ``[oslo_messaging_rabbit] heartbeat_in_pthread`` is explicitly
+    set to either ``true`` for wsgi applications, or ``false`` otherwise.