Install yum-crontab on CentOS servers

yum-crontab is used to manage automatic updates on CentOS, enable
this to ensure our servers are keep up to date like Ubuntu.

Change-Id: If1b8a68de2e16e8d538df71e45ba5865d1278e0e
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

modules/openstack_project/files/yum/yum-cron.conf

@@ -0,0 +1,81 @@
+[commands]
+#  What kind of update to use:
+# default                            = yum upgrade
+# security                           = yum --security upgrade
+# security-severity:Critical         = yum --sec-severity=Critical upgrade
+# minimal                            = yum --bugfix update-minimal
+# minimal-security                   = yum --security update-minimal
+# minimal-security-severity:Critical =  --sec-severity=Critical update-minimal
+update_cmd = default
+
+# Whether a message should be emitted when updates are available,
+# were downloaded, or applied.
+update_messages = yes
+
+# Whether updates should be downloaded when they are available.
+download_updates = yes
+
+# Whether updates should be applied when they are available.  Note
+# that download_updates must also be yes for the update to be applied.
+apply_updates = yes
+
+# Maximum amout of time to randomly sleep, in minutes.  The program
+# will sleep for a random amount of time between 0 and random_sleep
+# minutes before running.  This is useful for e.g. staggering the
+# times that multiple systems will access update servers.  If
+# random_sleep is 0 or negative, the program will run immediately.
+# 6*60 = 360
+random_sleep = 360
+
+
+[emitters]
+# Name to use for this system in messages that are emitted.  If
+# system_name is None, the hostname will be used.
+system_name = None
+
+# How to send messages.  Valid options are stdio and email.  If
+# emit_via includes stdio, messages will be sent to stdout; this is useful
+# to have cron send the messages.  If emit_via includes email, this
+# program will send email itself according to the configured options.
+# If emit_via is None or left blank, no messages will be sent.
+emit_via = stdio
+
+# The width, in characters, that messages that are emitted should be
+# formatted to.
+output_width = 80
+
+
+[email]
+# The address to send email messages from.
+# NOTE: 'localhost' will be replaced with the value of system_name.
+email_from = root@localhost
+
+# List of addresses to send messages to.
+email_to = root
+
+# Name of the host to connect to to send email messages.
+email_host = localhost
+
+
+[groups]
+# NOTE: This only works when group_command != objects, which is now the default
+# List of groups to update
+group_list = None
+
+# The types of group packages to install
+group_package_types = mandatory, default
+
+[base]
+# This section overrides yum.conf
+
+# Use this to filter Yum core messages
+# -4: critical
+# -3: critical+errors
+# -2: critical+errors+warnings (default)
+debuglevel = -2
+
+# skip_broken = True
+mdpolicy = group:main
+
+# Uncomment to auto-import new gpg keys (dangerous)
+# assumeyes = True

modules/openstack_project/manifests/server.pp

@@ -143,6 +143,23 @@ class openstack_project::server (
       enable => true,
       require => Package['ntpdate'],
     }
+    package { 'yum-crontab':
+      ensure => present,
+    }
+    file { '/etc/yum/yum-cron.conf':
+      ensure  => present,
+      owner   => root,
+      group   => root,
+      mode    => 0644,
+      source  => 'puppet:///modules/openstack_project/yum/yum-cron.conf',
+      replace => true,
+      require => Package['yum-crontab'],
+      notify  => Service['yum-crontab'],
+    }
+    service { 'yum-crontab':
+      enable  => true,
+      require => Package['yum-crontab'],
+    }
   }
 
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