Avoid hard-coding OS user/group in each manifest

and replace hard-codes by definition in params.pp .

Change-Id: I4fc49eab447ef2b7e4f0d6cbd75f193cff7719b9

manifests/cron/purge_deleted.pp

@@ -31,7 +31,7 @@
 #
 #  [*user*]
 #    (optional) User with access to heat files.
-#    Defaults to 'heat'.
+#    Defaults to $::heat::params::user.
 #
 #  [*age*]
 #    (optional) Age value for $age_type.
@@ -54,11 +54,11 @@ class heat::cron::purge_deleted (
   $month       = '*',
   $weekday     = '*',
   $maxdelay    = 0,
-  $user        = 'heat',
+  $user        = $::heat::params::user,
   $age         = 1,
   $age_type    = 'days',
   $destination = '/var/log/heat/heat-purge_deleted.log'
-) {
+) inherits heat::params {
 
   if ! member(['days', 'hours', 'minutes', 'seconds'], $age_type) {
     fail('age_type possible values are only days, hours, minutes, or seconds.')

manifests/db/sync.pp

@@ -19,11 +19,12 @@ class heat::db::sync(
 ) {
 
   include heat::deps
+  include heat::params
 
   exec { 'heat-dbsync':
     command     => "heat-manage ${extra_params} db_sync",
     path        => '/usr/bin',
-    user        => 'heat',
+    user        => $::heat::params::user,
     refreshonly => true,
     try_sleep   => 5,
     tries       => 10,

manifests/params.pp

@@ -6,6 +6,7 @@ class heat::params {
   include openstacklib::defaults
 
   $client_package_name = 'python3-heatclient'
+  $user                = 'heat'
   $group               = 'heat'
 
   case $::osfamily {

manifests/wsgi/apache.pp

@@ -148,7 +148,7 @@ define heat::wsgi::apache (
   ::openstacklib::wsgi::apache { "heat_${title}_wsgi":
     bind_host                   => $bind_host,
     bind_port                   => $port,
-    group                       => 'heat',
+    group                       => $::heat::params::group,
     path                        => $path,
     priority                    => $priority,
     servername                  => $servername,
@@ -161,7 +161,7 @@ define heat::wsgi::apache (
     ssl_crl_path                => $ssl_crl_path,
     ssl_key                     => $ssl_key,
     threads                     => $threads,
-    user                        => 'heat',
+    user                        => $::heat::params::user,
     workers                     => $workers,
     wsgi_daemon_process         => "heat_${title}",
     wsgi_process_display_name   => $wsgi_process_display_name,