Backup etherpad.o.o with bup.

* modules/openstack_project/manifests/etherpad.pp: Add the needed
bup resources to perform offsite backups of the etherpad.o.o host.
Do this now that etherpad.o.o has been migrated.

Change-Id: Icf25549529ef8cfa8a535ab58bbbc7156297ac9f

modules/openstack_project/manifests/etherpad.pp

@@ -41,6 +41,12 @@ class openstack_project::etherpad (
     database_password => $mysql_password,
     require           => Class['etherpad_lite'],
   }
+
+  include bup
+  bup::site { 'rs-ord':
+    backup_user   => 'bup-etherpad',
+    backup_server => 'ci-backup-rs-ord.openstack.org',
+  }
 }
 
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