change hostname exec to only apply when either the /etc/hostname or /etc/hosts files are changed (otherwise it runs on every run)

1 files changed, 4 insertions, 2 deletions

diff --git a/puppet/modules/site_config/manifests/hosts.pp b/puppet/modules/site_config/manifests/hosts.pp
index 1312f870..e3408b27 100644
--- a/puppet/modules/site_config/manifests/hosts.pp
+++ b/puppet/modules/site_config/manifests/hosts.pp
@@ -3,13 +3,15 @@ class site_config::hosts() {
   $hosts = hiera('hosts','')
   $hostname = hiera('name')
 
-  exec { "/bin/hostname $hostname": }
-
   file { "/etc/hostname":
     ensure => present,
     content => $hostname
   }
 
+  exec { "/bin/hostname $hostname":
+    subscribe => [ File['/etc/hostname'], File['/etc/hosts'] ]
+  }
+  
   file { '/etc/hosts':
     content => template('site_config/hosts'),
     mode    => '0644', owner => root, group => root;