adding in logic to make docker::registry idempodent (#40)

* adding in logic to make docker::registry idempodent

* undoing hardcoding

* fixing directory

Author: davejrt

manifests/registry.pp

@@ -35,6 +35,7 @@
   $email       = undef,
   $local_user  = 'root',
   $version     = $docker::version,
+  $receipt     = true,
 ) {
   include docker::params
 
@@ -61,13 +62,25 @@
     $auth_environment = undef
   }
 
+  if $receipt {
+    # no - with pw_hash
+    $local_user_strip = regsubst($local_user, '-', '', 'G')
+
+    file { "/root/registry-auth-puppet_receipt_${server}_${local_user}":
+      ensure  => $ensure,
+      content => pw_hash("${title}${auth_environment}${auth_cmd}${local_user}", 'SHA-512', $local_user_strip),
+      notify  => Exec["${title} auth"],
+    }
+  }
+
   exec { "${title} auth":
     environment => $auth_environment,
     command     => $auth_cmd,
     user        => $local_user,
     cwd         => '/root',
     path        => ['/bin', '/usr/bin'],
     timeout     => 0,
+    refreshonly => $receipt,
   }
 
 }