- Create Kubernetes Job to run migrations before deployment - Update GitLab CI to execute migration job and wait for completion - Ensures migrations run once per deployment in clustered environment - Migration job uses PostgreSQL advisory locks to prevent race conditions
44 lines
1 KiB
YAML
44 lines
1 KiB
YAML
---
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apiVersion: batch/v1
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kind: Job
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metadata:
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name: towerops-migrate-TIMESTAMP
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namespace: towerops
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labels:
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app: towerops
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component: migration
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spec:
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# Clean up completed jobs after 1 hour
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ttlSecondsAfterFinished: 3600
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backoffLimit: 3
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template:
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metadata:
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labels:
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app: towerops
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component: migration
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spec:
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restartPolicy: Never
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imagePullSecrets:
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- name: gitlab-registry
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containers:
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- name: migrate
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image: registry.gitlab.com/graham/towerops:IMAGE_TAG
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command: ["/app/bin/towerops", "eval", "Towerops.Release.migrate()"]
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env:
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- name: MIX_ENV
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value: "prod"
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- name: RELEASE_COOKIE
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valueFrom:
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secretKeyRef:
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name: towerops-secrets
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key: RELEASE_COOKIE
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envFrom:
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- secretRef:
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name: towerops-db
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resources:
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requests:
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memory: "128Mi"
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cpu: "100m"
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limits:
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memory: "256Mi"
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cpu: "500m"
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