version: "3.8"

secrets:
  B2_APPLICATION_KEY:
    file: ../secrets/backup/B2_APPLICATION_KEY
  B2_APPLICATION_KEY_ID:
    file: ../secrets/backup/B2_APPLICATION_KEY_ID
  BUCKET_NAME:
    file: ../secrets/backup/BUCKET_NAME
  PASSPHRASE:
    file: ../secrets/backup/PASSPHRASE

services:
  backup:
    container_name: backup
    image: Tecnativa/docker-duplicity:latest
    restart: unless-stopped
    depends_on: [secrets]
    secrets: [B2_APPLICATION_KEY, B2_APPLICATION_KEY_ID, BUCKET_NAME, PASSPHRASE]
    environment:
      DESTINATION: b2://${B2_APPLICATION_KEY_ID}:${B2_APPLICATION_KEY}@${BUCKET_NAME}

  secrets:
    volumes:
      - ../secrets/backup:/secrets/backup