Initial manila support

This patch adds the following:

 * Apache manila sites
 * mysql database
 * horizon plugin
 * keystone endpoints/users
 * manila system cluster/single
 * nginx proxy site
 * haproxy proxy site

Related-Prod: PROD-18003

Change-Id: I8892e7ad32d1d1d8adb487a94f669593aab15977
diff --git a/manila/common/cluster.yml b/manila/common/cluster.yml
new file mode 100644
index 0000000..8763903
--- /dev/null
+++ b/manila/common/cluster.yml
@@ -0,0 +1,34 @@
+classes:
+ - service.manila.common.cluster
+ - service.haproxy.proxy.single
+ - system.haproxy.proxy.listen.openstack.manila
+parameters:
+  manila:
+    common:
+      version: ${_param:openstack_version}
+      message_queue:
+        engine: rabbitmq
+        port: 5672
+        user: openstack
+        password: ${_param:rabbitmq_openstack_password}
+        virtual_host: '/openstack'
+        host: ${_param:openstack_message_queue_address}
+      database:
+        engine: mysql
+        host: ${_param:openstack_database_address}
+        port: 3306
+        name: manila
+        user: manila
+        password: ${_param:mysql_manila_password}
+      identity:
+        engine: keystone
+        region: RegionOne
+        host: ${_param:cluster_vip_address}
+        port: 35357
+        user: manila
+        password: ${_param:keystone_manila_password}
+        tenant: service
+        auth_type: password
+        user_domain_id: default
+        project_domain_id: default
+        protocol: 'http'