postgres-backup-local

Backup PostgresSQL to local filesystem with periodic backups and rotate backups. Based on schickling/postgres-backup-s3.

Usage

Docker:

$ docker run -e BACKUP_DIR=/backups -e POSTGRES_DATABASE=dbname -e POSTGRES_USER=user -e POSTGRES_PASSWORD=password -e POSTGRES_HOST=localhost schickling/postgres-backup-local

Docker Compose:

postgres:
  image: postgres
  environment:
    POSTGRES_USER: user
    POSTGRES_PASSWORD: password

pgbackups:
  image: prodrigestivill/postgres-backup-local
  links:
    - postgres
  volumes:
    - /var/opt/pgbackups:/backups
  environment:
    SCHEDULE: '@daily'
    BACKUP_DIR: /backups
    BACKUP_KEEP_DAYS: 7
    BACKUP_KEEP_WEEKS: 4
    BACKUP_KEEP_MONTHS: 6
    POSTGRES_DATABASE: dbname
    POSTGRES_USER: user
    POSTGRES_PASSWORD: password
    POSTGRES_EXTRA_OPTS: '-Z9 --schema=public --blobs'

Automatic Periodic Backups

You can additionally set the SCHEDULE environment variable like -e SCHEDULE="@daily" to run the backup automatically.

More information about the scheduling can be found here.

Folders daily, weekly and monthly are created and populated using hard links to save disk space.