#1634 - Update file resource syntax in module nagios

modules/nagios/manifests/client.pp

 class nagios::client($server_address) {
 
   ensure_packages([
     'nagios-nrpe-server',
     'sudo',
     'tcpdump',
   ])
 
   file {'/etc/nagios/nrpe.cfg':
-    mode => '644',

[mathias, 2017/06/20 17:02:52]

Now that we're at it, can't we make it uniform and always use the same notation,
be it with or without leading zero?

+    mode => '0644',
     owner => root,
     group => root,
     content => template('nagios/nrpe.cfg.erb'),
     require => Package['nagios-nrpe-server'],
     notify => Service['nagios-nrpe-server']
   }
 
   service {'nagios-nrpe-server':
     ensure => running,
     enable => true,
     subscribe => File['/etc/nagios/nrpe.cfg']
   }
 
   file {'/etc/sudoers.d/nagios':
     ensure => present,
     owner => root,
     group => root,
     mode => '0440',
     source => 'puppet:///modules/nagios/sudoers',
     require => Package['sudo'],
   }
 
   file {'/usr/lib/nagios/plugins/check_bandwidth':
     ensure => present,
-    mode => '755',
+    mode => '0755',
     owner => root,
     group => root,
     source => 'puppet:///modules/nagios/check_bandwidth',
     require => [
       Package['nagios-nrpe-server'],
       File['/etc/sudoers.d/nagios'],
     ]
   }
 
   file {'/usr/lib/nagios/plugins/check_connections':
     ensure => present,
-    mode => '755',
+    mode => '0755',
     owner => root,
     group => root,
     source => 'puppet:///modules/nagios/check_connections',
     require => Package['nagios-nrpe-server']
   }
 
   file {'/usr/lib/nagios/plugins/check_memory':
     ensure => present,
-    mode => '755',
+    mode => '0755',
     owner => root,
     group => root,
     source => 'puppet:///modules/nagios/check_memory',
     require => Package['nagios-nrpe-server']
   }
 }