Hera Zhao
af365221f7
- CronJob: daily-minio-backup, 每天 UTC 3:00 执行 - 备份 SQLite DB 到 minio-api.oci.euphon.net/oil-backups/ - 文件名: oil_calculator_YYYYMMDD.db - 滚动保留最近 30 份，自动删除旧备份 - 使用 Python minio SDK 上传 Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
97 lines
3.5 KiB
YAML
97 lines
3.5 KiB
YAML
apiVersion: v1
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kind: Secret
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metadata:
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name: minio-backup-creds
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namespace: oil-calculator
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type: Opaque
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stringData:
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MINIO_ALIAS: "oci"
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MINIO_URL: "https://minio-api.oci.euphon.net"
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MINIO_ACCESS_KEY: "admin"
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MINIO_SECRET_KEY: "HpYMIVH0WN79VkzF4L4z8Zx1"
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MINIO_BUCKET: "oil-backups"
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---
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apiVersion: batch/v1
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kind: CronJob
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metadata:
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name: daily-minio-backup
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namespace: oil-calculator
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spec:
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schedule: "0 3 * * *" # Daily at 3:00 UTC
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successfulJobsHistoryLimit: 3
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failedJobsHistoryLimit: 2
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jobTemplate:
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spec:
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template:
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spec:
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containers:
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- name: backup
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image: registry.oci.euphon.net/oil-calculator:latest
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command:
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- sh
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- -c
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- |
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set -e
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DATE=$(date +%Y%m%d)
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export BACKUP_FILE="oil_calculator_${DATE}.db"
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echo "=== Oil Calculator Daily Backup ==="
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echo "Date: ${DATE}"
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# 1. Copy SQLite database (app does WAL checkpoint every 5min)
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cp /data/oil_calculator.db /tmp/${BACKUP_FILE}
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SIZE=$(du -h /tmp/${BACKUP_FILE} | cut -f1)
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echo "Backup created: ${BACKUP_FILE} (${SIZE})"
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# 2. Upload to minio and cleanup using Python minio SDK
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pip install -q minio 2>/dev/null
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cat > /tmp/upload_backup.py << 'PYEOF'
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import os
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from minio import Minio
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url = os.environ['MINIO_URL'].replace('https://','').replace('http://','')
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client = Minio(url, access_key=os.environ['MINIO_ACCESS_KEY'], secret_key=os.environ['MINIO_SECRET_KEY'], secure='https' in os.environ['MINIO_URL'])
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bucket = os.environ['MINIO_BUCKET']
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bf = os.environ['BACKUP_FILE']
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client.fput_object(bucket, bf, '/tmp/' + bf)
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print('Uploaded:', bf)
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objs = sorted(client.list_objects(bucket, prefix='oil_calculator_'), key=lambda o: o.object_name, reverse=True)
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for o in objs[30:]:
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client.remove_object(bucket, o.object_name)
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print('Deleted:', o.object_name)
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print('Total backups:', min(len(objs), 30))
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PYEOF
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python3 /tmp/upload_backup.py
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echo "=== Done ==="
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env:
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- name: MINIO_URL
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valueFrom:
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secretKeyRef:
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name: minio-backup-creds
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key: MINIO_URL
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- name: MINIO_ACCESS_KEY
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valueFrom:
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secretKeyRef:
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name: minio-backup-creds
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key: MINIO_ACCESS_KEY
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- name: MINIO_SECRET_KEY
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valueFrom:
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secretKeyRef:
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name: minio-backup-creds
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key: MINIO_SECRET_KEY
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- name: MINIO_BUCKET
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valueFrom:
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secretKeyRef:
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name: minio-backup-creds
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key: MINIO_BUCKET
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volumeMounts:
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- name: data
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mountPath: /data
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readOnly: true
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volumes:
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- name: data
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persistentVolumeClaim:
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claimName: oil-calculator-data
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restartPolicy: OnFailure
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imagePullSecrets:
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- name: regcred
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