services:
  db:
    container_name: db-pg
    image: docker.io/library/postgres:13
    restart: unless-stopped
    volumes:
      - /volume1/docker/paperless-ngx/pgdata:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: paperless
      POSTGRES_USER: paperless
      POSTGRES_PASSWORD: paperless

  db-15:
    container_name: paperless-postgres-db
    image: postgres:15-alpine
    restart: unless-stopped
    volumes:
      - paperless-postgres-db:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: paperless
      POSTGRES_USER: ppldbuser
      POSTGRES_PASSWORD: "!Wvnzo3#S57KF0bDF"

  db-backup:
    image: postgres:latest
    env_file: ./paperless-backup.env
    volumes:
      - ./database-dump:/dump
      - /etc/localtime:/etc/localtime:ro
    entrypoint: |
      bash -c 'bash -s <<EOF
      trap "break;exit" SIGHUP SIGINT SIGTERM
      sleep 2m
      while /bin/true; do
        pg_dump -Fc > /dump/dump_\`date +%d-%m-%Y"_"%H_%M_%S\`.psql
        (ls -t /dump/dump*.psql|head -n $$BACKUP_NUM_KEEP;ls /dump/dump*.psql)|sort|uniq -u|xargs rm -- {}
        sleep $$BACKUP_FREQUENCY
      done
      EOF'

volumes:
  data:
  media:
  pgdata:
  paperless-postgres-db:
    name: paperless-postgres-db
  redisdata: