pg_backup/docker-compose.example.yml at main · hra42/pg_backup · GitHub

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version: '3.8'

services:
  pg-backup-scheduler:
    build: .
    image: pg-backup:latest
    container_name: pg-backup-scheduler
    restart: unless-stopped

    # Run in scheduler mode
    command: ["-schedule", "-config", "/config/config.yaml"]

    # Uncomment for single backup run
    # command: ["-config", "/config/config.yaml"]

    # Uncomment for restore mode
    # command: ["-restore", "-config", "/config/config.yaml"]

    volumes:
      # Configuration file
      - ./config.yaml:/config/config.yaml:ro

      # SSH keys (if using key authentication)
      - ~/.ssh:/home/pgbackup/.ssh:ro

      # Backup storage (optional, for local backups)
      - ./backups:/backup

      # Logs (optional)
      - ./logs:/logs

      # Known hosts file (optional)
      # - ~/.ssh/known_hosts:/home/pgbackup/.ssh/known_hosts:ro

    environment:
      # Override log settings
      - LOG_LEVEL=info
      - JSON_LOGS=false

      # Timezone (important for scheduling)
      - TZ=UTC

      # Optional: Override config values with environment variables
      # - PG_BACKUP_SSH_HOST=prod-server.example.com
      # - PG_BACKUP_SSH_PORT=22
      # - PG_BACKUP_SSH_USERNAME=backup-user
      # - PG_BACKUP_POSTGRES_DATABASE=production_db
      # - PG_BACKUP_S3_ENDPOINT=https://s3.amazonaws.com
      # - PG_BACKUP_S3_BUCKET=my-backup-bucket

    # Network mode - use host network if connecting to local PostgreSQL
    # network_mode: host

    # Or use bridge network (default)
    networks:
      - pg-backup-net

    # Resource limits (optional)
    deploy:
      resources:
        limits:
          cpus: '2'
          memory: 2G
        reservations:
          cpus: '0.5'
          memory: 512M

networks:
  pg-backup-net:
    driver: bridge

# Example volume definitions for persistent storage
volumes:
  backup-data:
    driver: local
  log-data:
    driver: local