Remove ceilometer apache files on upgrade

Ceilometer API runs under apache. Since this service is
deprecated and disabled in pike, we need to ensure the
apache files are removed during upgrade.

Change-Id: I0c0913e74396bd463f5a6da46f83512bab77b75e

overcloud-resource-registry-puppet.j2.yaml

@@ -192,7 +192,7 @@ resource_registry:
   OS::TripleO::Services::Snmp: puppet/services/snmp.yaml
   OS::TripleO::Services::Tacker: OS::Heat::None
   OS::TripleO::Services::Timezone: puppet/services/time/timezone.yaml
-  OS::TripleO::Services::CeilometerApi: puppet/services/ceilometer-api.yaml
+  OS::TripleO::Services::CeilometerApi: puppet/services/disabled/ceilometer-api-disabled.yaml
   OS::TripleO::Services::CeilometerCollector: puppet/services/disabled/ceilometer-collector-disabled.yaml
   OS::TripleO::Services::CeilometerExpirer: puppet/services/disabled/ceilometer-expirer-disabled.yaml
   OS::TripleO::Services::CeilometerAgentCentral: puppet/services/ceilometer-agent-central.yaml

puppet/services/disabled/ceilometer-api-disabled.yaml

@@ -0,0 +1,41 @@
+heat_template_version: pike
+
+description: >
+  OpenStack Ceilometer API service, disabled since pike
+
+parameters:
+  ServiceNetMap:
+    default: {}
+    description: Mapping of service_name -> network name. Typically set
+                 via parameter_defaults in the resource registry.  This
+                 mapping overrides those in ServiceNetMapDefaults.
+    type: json
+  DefaultPasswords:
+    default: {}
+    type: json
+  RoleName:
+    default: ''
+    description: Role name on which the service is applied
+    type: string
+  RoleParameters:
+    default: {}
+    description: Parameters specific to the role
+    type: json
+  EndpointMap:
+    default: {}
+    description: Mapping of service endpoint -> protocol. Typically set
+                 via parameter_defaults in the resource registry.
+    type: json
+
+outputs:
+  role_data:
+    description: Role data for the disabled Ceilometer API role.
+    value:
+      service_name: ceilometer_api_disabled
+      upgrade_tasks:
+        - name: Purge Ceilometer apache config files
+          tags: step1
+          file: path=/etc/httpd/conf.d/10-ceilometer_wsgi.conf state=absent
+        - name: Clean up ceilometer port from ports.conf
+          tags: step1
+          lineinfile: dest=/etc/httpd/conf/ports.conf state=absent regexp="8777$"