Support enabling Debug in OVN metadata agent

This patch allows to enable the debug mode in OVN metadata agent.

Change-Id: I83f7c45577ae07acdadef7d2cb160878ffc9fb0b
Signed-off-by: Daniel Alvarez <dalvarez@redhat.com>

puppet/services/ovn-metadata.yaml

@@ -65,9 +65,20 @@ parameters:
     default:
       tag: openstack.neutron.agent.ovn-metadata
       path: /var/log/neutron/networking-ovn-metadata-agent.log
+  Debug:
+    type: boolean
+    default: false
+    description: Set to True to enable debugging on all services.
+  OvnMetadataAgentDebug:
+    default: ''
+    description: Set to True to enable debugging for OVN Metadata agent.
+    type: string
+    constraints:
+      - allowed_values: [ '', 'true', 'True', 'TRUE', 'false', 'False', 'FALSE']
 
 conditions:
   neutron_workers_unset: {equals : [{get_param: NeutronWorkers}, '']}
+  service_debug_unset: {equals: [{get_param: OvnMetadataAgentDebug}, '']}
 
 resources:
 
@@ -100,6 +111,11 @@ outputs:
             neutron::agents::ovn_metadata::metadata_ip: "%{hiera('nova_metadata_vip')}"
             neutron::agents::ovn_metadata::ovsdb_connection_timeout: {get_param: OVNDbConnectionTimeout}
             ovn::southbound::port: {get_param: OVNSouthboundServerPort}
+            neutron::agents::ovn_metadata::debug:
+                if:
+                - service_debug_unset
+                - {get_param: Debug}
+                - {get_param: OvnMetadataAgentDebug}
           -
             if:
             - neutron_workers_unset

releasenotes/notes/ovn_metadata_agent_support_debug_mode-9d0656ce156a3c91.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Now it is possible to enable/disable debug mode in OVN metadata agent.