From 2bb196613dd45d23ae7a067ec98f2867d631a5e6 Mon Sep 17 00:00:00 2001
From: Jimmy McCrory <jimmy.mccrory@gmail.com>
Date: Sat, 20 Oct 2018 13:50:11 -0700
Subject: [PATCH] Make glance cache management cron task idempotent

Use a seed in the glance cache management cron task's random
filter so that each host's results are idempotent when re-running.
This prevents the constant changing of the crontab whenever the
playbook is run.

Change-Id: Ia14e867347aeadc6c55cef49f9f2ae0e6f86412f
---
 tasks/glance_post_install.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tasks/glance_post_install.yml b/tasks/glance_post_install.yml
index e2530d46..cb137d34 100644
--- a/tasks/glance_post_install.yml
+++ b/tasks/glance_post_install.yml
@@ -109,7 +109,7 @@
 - name: Create glance cache management cron jobs
   cron:
     name: "{{ item.name }}"
-    minute: "{{ 59 |random(start=1) }}"
+    minute: "{{ 59 | random(seed=inventory_hostname, start=1) }}"
     day: "*"
     hour: "{{ item.hour }}"
     month: "*"