version: '3.8'

services:
  database:
    image: mariadb:10.7
    deploy:
      restart_policy:
        condition: on-failure
    environment:
      MARIADB_ROOT_PASSWORD: test
      MARIADB_DATABASE: backup
    labels:
      # this is testing the deprecated label on purpose
      - docker-volume-backup.archive-pre=/bin/sh -c 'mysqldump -ptest --all-databases > /tmp/volume/dump.sql'
      - docker-volume-backup.archive-post=/bin/sh -c 'rm /tmp/volume/dump.sql'
      - docker-volume-backup.copy-post=/bin/sh -c 'echo "post" > /tmp/volume/post.txt'
      - docker-volume-backup.exec-label=test
    volumes:
      - app_data:/tmp/volume

  other_database:
    image: mariadb:10.7
    deploy:
      restart_policy:
        condition: on-failure
    environment:
      MARIADB_ROOT_PASSWORD: test
      MARIADB_DATABASE: backup
    labels:
      - docker-volume-backup.archive-pre=touch /tmp/volume/not-relevant.txt
      - docker-volume-backup.exec-label=not-relevant
    volumes:
      - app_data:/tmp/volume

  backup:
    image: offen/docker-volume-backup:${TEST_VERSION:-canary}
    deploy:
      restart_policy:
        condition: on-failure
    environment:
      BACKUP_FILENAME: test.tar.gz
      BACKUP_CRON_EXPRESSION: 0 0 5 31 2 ?
      EXEC_LABEL: test
      EXEC_FORWARD_OUTPUT: "true"
    volumes:
      - archive:/archive
      - app_data:/backup/data:ro
      - /var/run/docker.sock:/var/run/docker.sock

volumes:
  app_data:
  archive: