Add cronjob for ntpdate

manifests/sysadmin.pp

@@ -39,7 +39,7 @@ class ff_gw::sysadmin($zabbixserver = '127.0.0.1', $muninserver = '127.0.0.1', $
   # then install some basic packages
   package {
     ['vim-nox', 'git', 'etckeeper', 'pv', 'curl', 'atop',
-    'screen', 'tcpdump', 'rsync', 'file', 'psmisc']:
+    'screen', 'tcpdump', 'rsync', 'file', 'psmisc', 'ntpdate']:
       ensure => installed,
   }
   ->
@@ -54,6 +54,13 @@ class ff_gw::sysadmin($zabbixserver = '127.0.0.1', $muninserver = '127.0.0.1', $
     enable  => false,
   }
 
+  cron {
+    'ntpdate-debian':
+      command => '/usr/sbin/ntpdate-debian',
+      user    => root,
+      minute  => '0';
+  }
+
   # user accounts
   create_resources('account', $accounts)
   # Sudo