From 686c3bec84cc0d9f08f90245468eae2611786f4e Mon Sep 17 00:00:00 2001
From: Brendan Burns <bburns@google.com>
Date: Tue, 9 Sep 2014 10:37:56 -0700
Subject: [PATCH] Add initial logrotate support.

---
 cluster/saltbase/salt/logrotate/conf     | 11 ++++++++++
 cluster/saltbase/salt/logrotate/cron     |  1 +
 cluster/saltbase/salt/logrotate/init.sls | 26 ++++++++++++++++++++++++
 cluster/saltbase/salt/top.sls            |  2 ++
 4 files changed, 40 insertions(+)
 create mode 100644 cluster/saltbase/salt/logrotate/conf
 create mode 100644 cluster/saltbase/salt/logrotate/cron
 create mode 100644 cluster/saltbase/salt/logrotate/init.sls

diff --git a/cluster/saltbase/salt/logrotate/conf b/cluster/saltbase/salt/logrotate/conf
new file mode 100644
index 0000000000..85d15382b0
--- /dev/null
+++ b/cluster/saltbase/salt/logrotate/conf
@@ -0,0 +1,11 @@
+/var/log/{{ file }}.log {
+    rotate 5
+    copytruncate
+    missingok
+    notifempty
+    compress
+    maxsize 100m
+    daily
+    create 0644 root root
+}
+
diff --git a/cluster/saltbase/salt/logrotate/cron b/cluster/saltbase/salt/logrotate/cron
new file mode 100644
index 0000000000..fc02cd00e2
--- /dev/null
+++ b/cluster/saltbase/salt/logrotate/cron
@@ -0,0 +1 @@
+logrotate /etc/logrotate.conf
diff --git a/cluster/saltbase/salt/logrotate/init.sls b/cluster/saltbase/salt/logrotate/init.sls
new file mode 100644
index 0000000000..cd66cf9f4f
--- /dev/null
+++ b/cluster/saltbase/salt/logrotate/init.sls
@@ -0,0 +1,26 @@
+logrotate:
+  pkg:
+    - installed
+
+{% set logrotate_files = ['scheduler', 'kube-proxy', 'kubelet', 'apiserver', 'controller-manager'] %}
+{% for file in logrotate_files %}
+/etc/logrotate.d/{{ file }}:
+  file:
+    - managed
+    - source: salt://logrotate/conf
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 644
+    - context:
+      file: {{ file }}
+{% endfor %}
+
+/etc/cron.hourly/logrotate:
+  file:
+    - managed
+    - source: salt://logrotate/cron
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 644
diff --git a/cluster/saltbase/salt/top.sls b/cluster/saltbase/salt/top.sls
index bb0b133b06..25ad16e7fd 100644
--- a/cluster/saltbase/salt/top.sls
+++ b/cluster/saltbase/salt/top.sls
@@ -10,6 +10,7 @@ base:
     - kube-proxy
     - cadvisor
     - nsinit
+    - logrotate
 {% if grains['cloud'] is defined and grains['cloud'] == 'azure' %}
     - openvpn-client
 {% else %}
@@ -24,6 +25,7 @@ base:
     - controller-manager
     - scheduler
     - nginx
+    - logrotate
 {% if grains['cloud'] is defined and grains['cloud'] == 'azure' %}
     - openvpn
 {% endif %}