fradelg/mysql-cron-backup使用注意事项

docker run -d \
--env MYSQL_USER=hustoj \
--env MYSQL_PASS=密码\
--env INIT_BACKUP=1 \
--env MYSQL_HOST=hustoj \
--env CRON_TIME="20 8 * * *" \
--env TZ=Asia/Shanghai \
--link hustoj \
--volume /data/backup/:/backup \
--name=bak \
fradelg/mysql-cron-backup:1.14.1

version: "2"
services:
  mariadb:
    image: mariadb
    container_name: my_mariadb
    expose:
      - 3306
    volumes:
      - data:/var/lib/mysql
      # If there is not scheme, restore the last created backup (if exists)
      - ${VOLUME_PATH}/backup/latest.${DATABASE_NAME}.sql.gz:/docker-entrypoint-initdb.d/database.sql.gz
    environment:
      - MYSQL_ROOT_PASSWORD=${MARIADB_ROOT_PASSWORD}
      - MYSQL_DATABASE=${DATABASE_NAME}
    restart: unless-stopped

  mysql-cron-backup:
    image: fradelg/mysql-cron-backup
    depends_on:
      - mariadb
    volumes:
      - ${VOLUME_PATH}/backup:/backup
    environment:
      - MYSQL_HOST=my_mariadb
      - MYSQL_USER=root
      - MYSQL_PASS=${MARIADB_ROOT_PASSWORD}
      - MAX_BACKUPS=15
      - INIT_BACKUP=0
      # Every day at 03:00
      - CRON_TIME=0 3 * * *
      # Make it small
      - GZIP_LEVEL=9
      # As of MySQL 8.0.21 this is needed
      - MYSQLDUMP_OPTS=--no-tablespaces
    restart: unless-stopped

volumes:
  data:

docker-compose文件中的环境变量CRON_TIME后面的字符串不能加""