From eab686bd564dd82b86aa78bed9705307d274373a Mon Sep 17 00:00:00 2001
From: Matthew Mosesohn <mmosesohn@mirantis.com>
Date: Thu, 23 Mar 2017 19:19:51 +0300
Subject: [PATCH] ensure post-upgrade purge ones only once

---
 roles/kubernetes/master/tasks/post-upgrade.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/roles/kubernetes/master/tasks/post-upgrade.yml b/roles/kubernetes/master/tasks/post-upgrade.yml
index 391646272..e68526493 100644
--- a/roles/kubernetes/master/tasks/post-upgrade.yml
+++ b/roles/kubernetes/master/tasks/post-upgrade.yml
@@ -4,4 +4,5 @@
   environment:
     ETCDCTL_API: 2
   delegate_to: "{{groups['etcd'][0]}}"
+  run_once: true
   when: kube_apiserver_storage_backend == "etcd3" and  needs_etcd_migration|bool|default(false)