brabholdsa/backup repository overview

⁠Docker image to backup MariaDB (maybe MySQL too) and files

See repository on Docker Hub⁠

⁠Supported tags and respective Dockerfile links

• latest (Dockerfile)⁠

⁠Script to use

• /usr/local/bin/backup-db
• /usr/local/bin/backup-files

⁠Environment variables

⁠DB

• TZ (default: Europe/Brussels)
  Define timezone.

• USE_MARIADB_SSL (default: false)
  Recent MariaDB clients (>= 11.x) require TLS by default and refuse to connect to a server without TLS. Defaults to false (adds --skip-ssl) to support servers without TLS configured (e.g. MariaDB 10.6). Set to true to enforce TLS.

• USE_MARIADB_BACKUP (default: false) Warning MariaDB >= 10.9
  Use mariadb-backup command.
  You should ensure that user account has sufficient permissions to read MariaDB's files from the file system.
  Don't forget to mount the /var/lib/mysql directory

• MARIADB_BACKUP_DIR (default: /backup/mariadb-backup)
  Backup directory.

• USE_MARIADB_DUMP (default: true)
  Use mariadb-dump command.

• MARIADB_DUMP_DIR (default: /backup/mariadb-dump)
  Backup directory.

• MARIADB_BACKUP_RETENTION_DAYS (default: 7)
  Set backup db retention days.

⁠Files

• FILES_TO_BACKUP (default: null)
  Path of files to backup. If null, no backup are made.
  Various paths is possible (ex: FILES="/path/to/directory-01 /path/to/directory-02")

• FILES_BACKUP_DIR (default: /backup/files)
  Backup directory.

• FILES_BACKUP_RETENTION_DAYS (default: 7)
  Set backup files retention days.

⁠MariaDB variables (required)

• MARIADB_HOSTNAME
  Specify MariaDB host name.

• MARIADB_PORT
  Specify MariaDB port.

• MARIADB_USER, MARIADB_PASSWORD
  Specify user and password with right permissions.

• MARIADB_DATABASE
  Specify the name of a database.