borg-backup

https://www.borgbackup.org/

container image

environment variables

https://borgbackup.readthedocs.io/en/stable/usage/general.html#environment-variables

docker run git.limbosolutions.com/kb/borg-backup:latest

docker compose

Example of simple usage for creating a backup

services:
   borg-backup:
    image: git.limbosolutions.com/kb/borg-backup:latest
    command: create ${BORG_REPO}::repos-$(date +%Y%m%d%H%M%S) /mnt/user
    restart: no

    volumes:
      - ./home/user:/mnt/user  # Mount local folder to container

    environment:
      - BORG_REPO=?????
      - BORG_RSH="ssh -o StrictHostKeyChecking=no"
      - BORG_PASSPHRASE=????

    configs:
      - source: id_ed25519 # required for ssh client
        target: /home/borg/.ssh/id_ed25519     
      - source: borg_key # required for borg client
        target: /app/borg/key

        
configs:

  id_ed25519:
      content: |
        -----BEGIN OPENSSH PRIVATE KEY-----
            **************
            **************
        -----END OPENSSH PRIVATE KEY-----

  borg_key:
      content: |
        BORG_KEY ???????
        ????????????????
        ????????????????
    

dev

docker compose \
--project-name borg-backup-dev \
-f docker-compose.dev.yaml \
-f docker-compose.dev.local.yaml \
up 

Force Build:

docker compose \
--project-name borg-backup-dev \
-f docker-compose.dev.yaml \
-f docker-compose.dev.local.yaml \
up --build