79 lines
2.6 KiB
Markdown
79 lines
2.6 KiB
Markdown
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## Init Statemachine
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### Inputs
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1. `restic-password: ""`
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2. `restic-password-to-rotate: ""`
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### Manual init the restic repository for the first time
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1. apply backup-and-restore pod:
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`kubectl scale deployment backup-restore --replicas=1`
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2. exec into pod and execute restore pod (press tab to get your exact pod name)
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`kubectl exec -it backup-restore-... -- /usr/local/bin/init.sh`
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3. remove backup-and-restore pod:
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`kubectl scale deployment backup-restore --replicas=0`
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### Password Rotation
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1. apply backup-and-restore pod:
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`kubectl scale deployment backup-restore --replicas=1`
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2. add new password to restic repository
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`restic key add ....`
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=> Trigger ::
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field (1) credential current
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filed (2) credential new
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3. replace field (1) with (2) & clear (2)
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4. remove old key - ???
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`restic remove ....`
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```mermaid
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stateDiagram-v2
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[*] --> init
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init --> backup_ready: trigger, restic-password !empty
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backup_ready --> new_password_added: restic-password !empty && restic-password-to-rotate !empty
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new_password_added --> backup_ready: restic-password !empty && restic-password-to-rotate empty
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```
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### First Steps
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1. Cloud Testserver hochfahren
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2. Dort backup-restore deployment (leeres Secret mgl.?), neues Secret "rotation-credential-secret" als Daten
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3. mounten von angelegtem Secret in Pod backup-restore
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4. ba*bash*ka Skript in pod starten -> liest Secret ?leer
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5. Micha cons.
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```mermaid
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sequenceDiagram
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participant k8s
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participant e as entrypoint.sh
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participant rm as restic-management.clj
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k8s ->> e: cronjob calls
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e ->> rm: start-file
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rm ->> rm: rotate
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activate rm
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rm ->> rm: read-backup-repository-state (state)
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rm ->> rm: read-secret (backup-secret/restic-password, rotation-credential-secret/rotation-credential)
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rm ->> rm: switch
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activate rm
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rm ->> rm: if init && restic-password != null
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activate rm
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rm ->> rm: init.sh
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rm ->> rm: state init -> backup-ready
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deactivate rm
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rm ->> rm: if backup-ready && rotation-credential != null
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activate rm
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rm ->> rm: add-new-password-to-restic-repository.sh
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rm ->> rm: state backup-ready -> new-password-added
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deactivate rm
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rm ->> rm: if new-password-added && rotation-credential == null
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activate rm
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rm ->> rm: remove-old-password-from-restic-repository.sh
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rm ->> rm: state new-password-added -> backup-ready
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deactivate rm
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deactivate rm
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rm ->> rm: store-repository-state (state)
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deactivate rm
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```
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