Upgrading to PostgreSQL 15 and moving to sclorg images (#1486)

* Upgrading to postgres:15
* Changing image from postgres to sclorg
* Handle scenario where upgrade status is not defined & correct pg tag
* Rework the upgrade logic to be more resiliant for multiple upgrades

---------

Co-authored-by: john-westcott-iv <john-westcott-iv@users.noreply.github.com>
Co-authored-by: Christian M. Adams <chadams@redhat.com>

roles/restore/README.md

@@ -19,7 +19,7 @@ This role assumes you are authenticated with an Openshift or Kubernetes cluster:
 
 *Before Restoring from a backup*, be sure to:
   - delete the old existing AWX CR
-  - delete the persistent volume claim (PVC) for the database from the old deployment, which has a name like `postgres-13-<deployment-name>-postgres-13-0`
+  - delete the persistent volume claim (PVC) for the database from the old deployment, which has a name like `postgres-<postgres version>-<deployment-name>-postgres-<postgres version>-0`
 
 **Note**: Do not delete the namespace/project, as that will delete the backup and the backup's PVC as well.
 

roles/restore/vars/main.yml

@@ -1,8 +1,8 @@
 ---
 
 deployment_type: "awx"
-_postgres_image: postgres
-_postgres_image_version: 13
+_postgres_image: quay.io/sclorg/postgresql-15-c9s
+_postgres_image_version: latest
 
 backup_api_version: '{{ deployment_type }}.ansible.com/v1beta1'
 backup_kind: 'AWXBackup'
@@ -12,7 +12,7 @@ secret_key_secret: '{{ deployment_name }}-secret-key'
 admin_password_secret: '{{ deployment_name }}-admin-password'
 broadcast_websocket_secret: '{{ deployment_name }}-broadcast-websocket'
 postgres_configuration_secret: '{{ deployment_name }}-postgres-configuration'
-supported_pg_version: 13
+supported_pg_version: 15
 image_pull_policy: IfNotPresent
 
 # If set to true, the restore process will delete the existing database and create a new one