feat(gitlab): Finish gitlab configuration

Add backup documentation for internal backup management

README.md

@@ -4,10 +4,10 @@
 |-------------------------|--------------------------------------|---------------|--------------|------------|----------------------|----------------------|------------------|------------------------|-----------------------------------|
 | Traefik                 | Reverse proxy and load balancer      | Public*       | Socrates     | -          | -                    | -                    | Configured       | Configured             | Completed                         |
 | Vaultwarden             | Password manager                     | Public        | Pythagoras-b | MariaDB    | -                    | 4AM K8s CronJob      | Configured       | Not available          | Completed                         |
+| Gitlab                  | Version control system               | Public        | Pythagoras-b | PostgreSQL | User created content | 5AM internal CronJob | Configured       | Configured             | Completed<sup>4</sup> |
 | Adguard                 | DNS ad blocker and custom DNS server | Private       | Socrates     | -          | -                    | -                    | Not configured   | Not configured         | Pending configuration<sup>1</sup> |
 | Owncloud Infinity Scale | File hosting webUI                   | Public        | Plato        | ?          | Drive files          | Not configured       | Configured       | Not available          | Pending configuration<sup>2</sup> |
 | Synapse                 | Matrix server - Message centralizer  | Public        | Pythagoras-b | PostgreSQL | User medias          | 4AM K8s CronJob      | Configured       | Configured             | Pending configuration<sup>3</sup> |
-| Gitlab                  | Version control system               | Public        | Pythagoras-b | PostgreSQL | User created content | Not configured       | Configured       | Configured             | Pending configuration<sup>4</sup> |
 | therbron.com            | Personal website                     | Public        | Socrates     | -          | -                    | -                    | Not configured   | Not configured         | Awaiting configuration            |
 | Home assistant          | Home automation and monitoring       | Private       | Pythagoras-a | MariaDB    | -                    | Not configured       | Not configured   | Not configured         | Awaiting configuration            |
 | Vikunja                 | To-do and Kanban boards              | Public        | Pythagoras-b | -          | -                    | -                    | Not configured   | Not configured         | Migrate to Gitlab                 |
@@ -31,7 +31,7 @@
 <sup>1</sup> Missing automated configuration pipeline for environment variable injection<br>
 <sup>2</sup> Missing configuration for NAS volume mounting (over network)<br>
 <sup>3</sup> Missing Longhorn scheduling for saving media_store and secret management<br>
-<sup>4</sup> Missing `cron` for backup scheduling (require update of the used docker image<br>
+<sup>4</sup> Backup management is not handled by k3s but by an internal cronjob rule (Change image name when putting to production)<br>
 
 ## Backup management
 ### Databases
@@ -93,5 +93,5 @@ Add longhorn storage classes
 ### Convert helm chart to k3s manifest
 `helm template chart stable/chart --output-dir ./chart`
 
-### Gitlab backup command
+### Gitlab backup process
-`gitlab-backup create SKIP=registry,builds,artifacts`
+Because gitlab does not offer the possibility to backup a container's data from an external container, a cronjob has been implemented in the custom image used for deployment.

gitlab/cronjob.yaml

@@ -1,25 +0,0 @@
-apiVersion: batch/v1
-kind: CronJob
-metadata:
-    name: backup-job
-    namespace: gitlab
-spec:
-    schedule: "0 4 * * *" # Every day at 4AM
-    concurrencyPolicy: Forbid
-    jobTemplate:
-        spec:
-            template:
-                spec:
-                    containers:
-                      - name: maria-backup
-                        image: mariadb
-                        command: ["sh", "-c", "echo hi"]
-                        volumeMounts:
-                          - name: gitlab-backup
-                            mountPath: /backup/gitlab
-                            subPath: gitlab
-                    volumes:
-                      - name: gitlab-backup
-                        persistentVolumeClaim:
-                            claimName: gitlab-backup-pvc
-                    restartPolicy: OnFailure

gitlab/deployment.yaml

@@ -18,7 +18,7 @@ spec:
             nodeName: slave-1
             containers:
               - name: gitlab
-                image: gitlab/gitlab-ce:15.4.2-ce.0
+                image: git.halia.dev/athens-school/gitlab:15.5.0-amd64
                 ports:
                   - containerPort: 80
                 volumeMounts: