docker-compose-swarm.yml

version: '3'

services:
  ttrss:
    image: schemen/ttrss-app:latest
    command: web
    volumes:
      - ttrss-data:/data
    networks:
    - internal

  worker:
    image: schemen/ttrss-app:latest
    command: worker
    volumes:
      - ttrss-data:/data
    networks:
    - internal

  updater:
    image: schemen/ttrss-app:latest
    command: updater
    volumes:
      - ttrss-data:/data
    networks:
    - internal

  nginx:
    image: schemen/ttrss-nginx:latest
    ## Uncomment if you don't want to use traefik, be aware that it is not HTTPS
    #ports:
    #  - "8080:80"
    volumes:
      - ttrss-data:/data
    deploy:
      replicas: 1
      ## These are labels for Traefik to know how to proxy to the nginx container
      labels:
        - traefik.frontend.rule=Host:rss.example.com
        - traefik.docker.network=traefik_public
        - traefik.port=80
    networks:
    - internal
    - traefik_public

  db:
    image: postgres:latest
    volumes:
      - db:/var/lib/postgresql/data
    environment:
      - POSTGRES_PASSWORD=password
      - POSTGRES_USER=ttrss
      - POSTGRES_DB=ttrss
    networks:
    - internal

  db-backup:
    image: postgres:latest
  environment:
    - POSTGRES_PASSWORD=password
    - POSTGRES_USER=ttrss
    - POSTGRES_DB=ttrss
    volumes:
      - db-backup:/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'
    networks:
    - internal

volumes:
  ttrss-data:
  db:
  db-backup:

networks:
  traefik_public:
    external: true
  internal:
## Uncomment if you want encrypted overlay traffic
#    driver_opts:
#      encrypted: ""