Add backup pillar to ceph rgw model

Change-Id: I9f82832375c4b8b6d8e3020cc6c84446b71b3ce8
Related: PROD-19420
diff --git a/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/config.yml b/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/config.yml
index f4ac726..9fc576e 100644
--- a/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/config.yml
+++ b/classes/cluster/virtual-mcp-pike-dvr-ceph-rgw/infra/config.yml
@@ -30,6 +30,7 @@
 - system.reclass.storage.system.stacklightv2_server_cluster
 - cluster.virtual-mcp-pike-dvr-ceph-rgw.openstack.proxy
 - cluster.virtual-mcp-pike-dvr-ceph-rgw.stacklight.proxy
+- cluster.virtual-mcp-pike-dvr-ceph-rgw.infra.backup.client_common
 - cluster.virtual-mcp-pike-dvr-ceph-rgw
 parameters:
   _param:
@@ -62,9 +63,12 @@
           enabled: false
   salt:
     master:
+      backup: true
       reactor:
         reclass/minion/classify:
         - salt://reclass/reactor/node_register.sls
+    minion:
+      backup: true
   reclass:
     storage:
       class_mapping:
@@ -191,6 +195,7 @@
       node:
         openstack_control_node01:
           classes:
+          - cluster.virtual-mcp-pike-dvr-ceph-rgw.infra.backup.client_mysql
           - service.galera.master.cluster
           params:
             mysql_cluster_role: master
@@ -203,6 +208,7 @@
             linux_system_codename: xenial
         openstack_control_node03:
           classes:
+          - cluster.virtual-mcp-pike-dvr-ceph-rgw.infra.backup.server
           - service.galera.slave.cluster
           params:
             mysql_cluster_role: slave