From d55060d20528f3f2e0e046853c889957979dcbbb Mon Sep 17 00:00:00 2001
From: Clement Verna <cverna@tutanota.com>
Date: Thu, 29 Aug 2019 20:04:28 +0200
Subject: [PATCH] os-cluster: add cronjob to delete old images from nodes

Signed-off-by: Clement Verna <cverna@tutanota.com>
---
 playbooks/groups/os-cluster.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/playbooks/groups/os-cluster.yml b/playbooks/groups/os-cluster.yml
index 4b56286dcf..bf701c1efe 100644
--- a/playbooks/groups/os-cluster.yml
+++ b/playbooks/groups/os-cluster.yml
@@ -248,3 +248,18 @@
     - name: Enable wildcard routes
       command: oc -n default set env dc/router ROUTER_ALLOW_WILDCARD_ROUTES=true
       changed_when: false
+
+
+- name: Add a cleanup cron job to the nodes
+  hosts: os_nodes_stg:os_nodes
+  tags:
+    - os-node-cleanup
+  tasks:
+  - name: Ensure a job that runs every Mondays to clean old docker images from the nodes.
+    cron:
+      name: "remove docker dangling images"
+      weekday: "1"
+      minute: "0"
+      hour: "0"
+      job: "docker rmi $(docker images --filter dangling=true -q)"
+      state: present