Enable Telemetry service in scenario002

... to test usage of Swift backend in Gnocchi.

Change-Id: I993ce7a4870dc84745e391872b6165bfdbc56053

README.md

@@ -53,11 +53,11 @@ scenario](#all-in-one).
 | placement  |             |      X      |       X     |       X     |      X      |      X       |
 | neutron    |             |     ovs     |      ovs    | linuxbridge |     ovs     |     ovs      |
 | cinder     |             |     rbd     |     iscsi   |             |             |   iscsi      |
-| ceilometer |             |      X      |             |             |             |              |
+| ceilometer |             |      X      |       X     |             |             |              |
-| aodh       |             |      X      |             |             |             |              |
+| aodh       |             |      X      |       X     |             |             |              |
 | designate  |             |             |             |     bind    |             |              |
 | backup     |             |             |    swift    |             |             |              |
-| gnocchi    |             |     rbd     |             |             |             |              |
+| gnocchi    |             |     rbd     |    swift    |             |             |              |
 | ec2api     |             |             |       X     |             |             |              |
 | heat       |             |      X      |             |       X     |             |              |
 | swift      |             |             |       X     |             |             |              |
@@ -76,7 +76,7 @@ scenario](#all-in-one).
 | watcher    |             |             |             |             |      X      |              |
 | bgpvpn-api |             |             |             |             |      X      |              |
 | bgp-dr     |             |             |             |             |      X      |              |
-| redis      |             |      X      |             |             |             |              |
+| redis      |             |      X      |       X     |             |             |              |
 | l2gw       |             |             |             |             |      X      |              |
 | om rpc     |    amqp1    |    amqp1    |    rabbit   |    rabbit   |    rabbit   |    rabbit    |
 | om notify  |    rabbit   |    rabbit   |    rabbit   |    rabbit   |    rabbit   |    rabbit    |

fixtures/scenario002.pp

@@ -75,9 +75,20 @@ if $ec2api_enabled {
   include openstack_integration::ec2api
 }
 
+include openstack_integration::ceilometer
+include openstack_integration::aodh
+include openstack_integration::redis
+class { 'openstack_integration::gnocchi':
+  integration_enable => true,
+  backend            => 'swift'
+}
+
 class { 'openstack_integration::tempest':
+  aodh                    => true,
+  ceilometer              => true,
   cinder                  => true,
   cinder_backup           => true,
+  gnocchi                 => true,
   swift                   => true,
   ironic                  => true,
   zaqar                   => true,

manifests/gnocchi.pp

@@ -1,10 +1,16 @@
 # Configure the Gnocchi service
 #
+# [*backend*]
+#   (optional) Backend storage to be used. This is overridden by 'file' when
+#   integration_enable is false.
+#   Defaults to 'ceph'.
+#
 # [*integration_enable*]
 #   (optional) Boolean to run integration tests.
 #   Defaults to true.
 #
 class openstack_integration::gnocchi (
+  $backend            = 'ceph',
   $integration_enable = true,
 ){
 
@@ -19,6 +25,12 @@ class openstack_integration::gnocchi (
     Exec['update-ca-certificates'] ~> Service['httpd']
   }
 
+  if ! $integration_enable  {
+    $backend_real = 'file'
+  } else {
+    $backend_real = $backend
+  }
+
   class { 'gnocchi::logging':
     debug => true,
   }
@@ -32,6 +44,20 @@ class openstack_integration::gnocchi (
     charset  => $::openstack_integration::params::mysql_charset,
     password => 'gnocchi',
   }
+
+  # TODO(tkajinam): We need to find a way to enforce swift is up before
+  #                 starting all services. Currently it results in dependency
+  #                 cycle, caused by multiple usage of httpd. In the mean time
+  #                 skip initializing storage for swift, because the current
+  #                 implementation only validates connection to swift.
+  $db_sync_extra_opts = $backend_real ? {
+    'swift' => '--skip-storage',
+    default => undef,
+  }
+  class { 'gnocchi::db::sync':
+    extra_opts => $db_sync_extra_opts,
+  }
+
   class { 'gnocchi::keystone::auth':
     public_url   => "${::openstack_integration::config::base_url}:8041",
     internal_url => "${::openstack_integration::config::base_url}:8041",
@@ -49,7 +75,6 @@ class openstack_integration::gnocchi (
   class { 'gnocchi::api':
     enabled      => true,
     service_name => 'httpd',
-    sync_db      => true,
   }
   include apache
   class { 'gnocchi::wsgi::apache':
@@ -74,16 +99,34 @@ class openstack_integration::gnocchi (
     metric_processing_delay => 5,
   }
   class { 'gnocchi::storage': }
-  if $integration_enable {
+
-    class { 'gnocchi::storage::ceph':
+  case $backend_real {
-      ceph_username => 'openstack',
+    'ceph': {
-      ceph_keyring  => '/etc/ceph/ceph.client.openstack.keyring',
+      class { 'gnocchi::storage::ceph':
-      manage_rados  => true,
+        ceph_username => 'openstack',
+        ceph_keyring  => '/etc/ceph/ceph.client.openstack.keyring',
+        manage_rados  => true,
+      }
+      # make sure ceph pool exists before running gnocchi (dbsync & services)
+      Exec['create-gnocchi'] -> Exec['gnocchi-db-sync']
+    }
+    'swift': {
+      class { 'gnocchi::storage::swift':
+        swift_auth_version => '2',
+        swift_authurl      => $::openstack_integration::config::keystone_admin_uri,
+        swift_user         => 'services:gnocchi',
+        swift_key          => 'a_big_secret',
+      }
+      class { 'gnocchi::storage::incoming::redis':
+        redis_url => $::openstack_integration::config::tooz_url,
+      }
+    }
+    'file': {
+      class { 'gnocchi::storage::file': }
+    }
+    default: {
+      fail("Unsupported backend (${backend})")
     }
-    # make sure ceph pool exists before running gnocchi (dbsync & services)
-    Exec['create-gnocchi'] -> Exec['gnocchi-db-sync']
-  } else {
-    class { 'gnocchi::storage::file': }
   }
   class { 'gnocchi::statsd':
     archive_policy_name => 'high',