Merge pull request #1234 from brendandburns/fix

Add initial logrotate support.

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
+}
+

cluster/saltbase/salt/logrotate/cron

@@ -0,0 +1 @@
+logrotate /etc/logrotate.conf

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

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 %}