Add use_journal option for logging configuration

This enables oslo.log to pass logging records to journald.

Change-Id: I3289fae9f08607767f7cf2be78a4f6eac512f963

manifests/logging.pp

@@ -16,6 +16,10 @@
 #    (Optional) Use json for logging.
 #    Defaults to $::os_service_default
 #
+#  [*use_journal*]
+#    (Optional) Use journal for logging.
+#    Defaults to $::os_service_default
+#
 #  [*use_stderr*]
 #    (optional) Use stderr for logging
 #    Defaults to $::os_service_default
@@ -93,6 +97,7 @@
 class aodh::logging(
   $use_syslog                    = $::os_service_default,
   $use_json                      = $::os_service_default,
+  $use_journal                   = $::os_service_default,
   $use_stderr                    = $::os_service_default,
   $log_facility                  = $::os_service_default,
   $log_dir                       = '/var/log/aodh',
@@ -128,6 +133,7 @@ class aodh::logging(
     debug                         => $debug_real,
     use_syslog                    => $use_syslog_real,
     use_json                      => $use_json,
+    use_journal                   => $use_journal,
     use_stderr                    => $use_stderr_real,
     log_dir                       => $log_dir_real,
     syslog_log_facility           => $log_facility_real,

releasenotes/notes/add-use_journal-option-for-logging-b33f111a41b4b3af.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Adds the use_journal option for configuring oslo.log. This will enable
+    passing the logs to journald.

spec/classes/aodh_logging_spec.rb

@@ -24,6 +24,7 @@ describe 'aodh::logging' do
      :instance_uuid_format => '[instance: %(uuid)s] ',
      :log_date_format => '%Y-%m-%d %H:%M:%S',
      :use_syslog => true,
+     :use_journal => true,
      :use_json => true,
      :use_stderr => false,
      :log_facility => 'LOG_FOO',
@@ -59,6 +60,7 @@ describe 'aodh::logging' do
       is_expected.to contain_oslo__log('aodh_config').with(
         :use_syslog          => '<SERVICE DEFAULT>',
         :use_json            => '<SERVICE DEFAULT>',
+        :use_journal         => '<SERVICE DEFAULT>',
         :use_stderr          => '<SERVICE DEFAULT>',
         :syslog_log_facility => '<SERVICE DEFAULT>',
         :log_dir             => '/var/log/aodh',
@@ -72,6 +74,7 @@ describe 'aodh::logging' do
       is_expected.to contain_oslo__log('aodh_config').with(
         :use_syslog          => true,
         :use_json            => true,
+        :use_journal         => true,
         :use_stderr          => false,
         :syslog_log_facility => 'LOG_FOO',
         :log_dir             => '/var/log',