Rename variable to openshift_master_default_subdomain with backwards compatibility.

inventory/byo/hosts.aep.example

@@ -132,7 +132,7 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #osm_api_server_args={'max-requests-inflight': ['400']}
 
 # default subdomain to use for exposed routes
-#osm_default_subdomain=apps.test.example.com
+#openshift_master_default_subdomain=apps.test.example.com
 
 # additional cors origins
 #osm_custom_cors_origins=['foo.example.com', 'bar.example.com']

inventory/byo/hosts.origin.example

@@ -137,7 +137,7 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #osm_api_server_args={'max-requests-inflight': ['400']}
 
 # default subdomain to use for exposed routes
-#osm_default_subdomain=apps.test.example.com
+#openshift_master_default_subdomain=apps.test.example.com
 
 # additional cors origins
 #osm_custom_cors_origins=['foo.example.com', 'bar.example.com']

inventory/byo/hosts.ose.example

@@ -133,7 +133,7 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #osm_api_server_args={'max-requests-inflight': ['400']}
 
 # default subdomain to use for exposed routes
-#osm_default_subdomain=apps.test.example.com
+#openshift_master_default_subdomain=apps.test.example.com
 
 # additional cors origins
 #osm_custom_cors_origins=['foo.example.com', 'bar.example.com']

roles/openshift_master/tasks/main.yml

@@ -70,7 +70,7 @@
       oauth_grant_method: "{{ openshift_master_oauth_grant_method | default(None) }}"
       sdn_cluster_network_cidr: "{{ osm_cluster_network_cidr | default(None) }}"
       sdn_host_subnet_length: "{{ osm_host_subnet_length | default(None) }}"
-      default_subdomain: "{{ osm_default_subdomain | default(None) }}"
+      default_subdomain: "{{ openshift_master_default_subdomain | default(osm_default_subdomain) | default(None) }}"
       custom_cors_origins: "{{ osm_custom_cors_origins | default(None) }}"
       default_node_selector: "{{ osm_default_node_selector | default(None) }}"
       project_request_message: "{{ osm_project_request_message | default(None) }}"