From 6aaaf4a2727f92f2f88f7b81d332fc70fc4fe0d9 Mon Sep 17 00:00:00 2001
From: Julien Mailleret <jmlrt@users.noreply.github.com>
Date: Fri, 15 Jun 2018 12:50:18 +0200
Subject: [PATCH] Limit the maximum number of revisions saved per helm release
 (#2894)

* Limit the maximum number of revisions saved per helm release
---
 roles/kubernetes-apps/helm/defaults/main.yml | 3 +++
 roles/kubernetes-apps/helm/tasks/main.yml    | 1 +
 2 files changed, 4 insertions(+)

diff --git a/roles/kubernetes-apps/helm/defaults/main.yml b/roles/kubernetes-apps/helm/defaults/main.yml
index 0bc22739c..2e8174521 100644
--- a/roles/kubernetes-apps/helm/defaults/main.yml
+++ b/roles/kubernetes-apps/helm/defaults/main.yml
@@ -18,3 +18,6 @@ helm_skip_refresh: false
 
 # Override values for the Tiller Deployment manifest.
 # tiller_override: "key1=val1,key2=val2"
+
+# Limit the maximum number of revisions saved per release. Use 0 for no limit.
+# tiller_max_history: 0
diff --git a/roles/kubernetes-apps/helm/tasks/main.yml b/roles/kubernetes-apps/helm/tasks/main.yml
index e7b387944..7e400d3fe 100644
--- a/roles/kubernetes-apps/helm/tasks/main.yml
+++ b/roles/kubernetes-apps/helm/tasks/main.yml
@@ -34,6 +34,7 @@
     {% if rbac_enabled %} --service-account=tiller{% endif %}
     {% if tiller_node_selectors is defined %} --node-selectors {{ tiller_node_selectors }}{% endif %}
     {% if tiller_override is defined %} --override {{ tiller_override }}{% endif %}
+    {% if tiller_max_history is defined %} --history-max={{ tiller_max_history }}{% endif %}
   when: (helm_container is defined and helm_container.changed) or (helm_task_result is defined and helm_task_result.changed)
 
 - name: Helm | Set up bash completion
-- 
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