Allow a retry when creating a VIP primitive in pacemaker_vip_primitive

As nodes will race to initially create the VIP primitive, they will
likely hit some failure because only one can obviously create it. Once
it's created, there's no issue as there's a check for existence.

definitions/pacemaker_vip_primitive.rb

@@ -4,6 +4,8 @@ define :pacemaker_vip_primitive, :cb_network => nil, :hostname => nil, :domain =
 
   primitive_name = "#{params[:hostname]}-vip-#{params[:cb_network]}"
 
+  # Allow one retry, to avoid races where two nodes create the primitive at the
+  # same time when it wasn't created yet (only one can obviously succeed)
   pacemaker_primitive primitive_name do
     agent "ocf:heartbeat:IPaddr2"
     params ({
@@ -11,6 +13,8 @@ define :pacemaker_vip_primitive, :cb_network => nil, :hostname => nil, :domain =
     })
     op params[:op]
     action :create
+    retries 1
+    retry_delay 5
   end
 
   # we return the primitive name so that the caller can use it as part of a