listmonk.yml

# DOMAIN=example.com docker stack deploy -c listmonk.yml listmonk

services:
  app:
    image: listmonk/listmonk:${VERSION:-v4.1.0}
    command:
      - /bin/sh
      - -c
      - |
        if [ "$$INSTALL" = "true" ]; then
          ./listmonk --install --yes
        fi
        rm config.toml
        ./listmonk --new-config
        if [ "$$UPGRADE" = "true" ]; then
          ./listmonk --upgrade --yes
        fi
        ./listmonk
    environment:
      - LISTMONK_app__address=0.0.0.0:9000
      - LISTMONK_db__host=postgres
      - LISTMONK_db__password=myp@ssw0rd
      - POSTGRES_DB=listmonk
      - POSTGRES_USER=listmonk
      - POSTGRES_PASSWORD=myp@ssw0rd
      - DB_HOST=postgres
      - INSTALL=${INSTALL:-false}
      - UPGRADE=${UPGRADE:-false}
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.listmonk-${NUMBER:-1}.rule=Host(`${DOMAIN:-listmonk.localhost}`)
        - traefik.http.routers.listmonk-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.listmonk-${NUMBER:-1}.service=listmonk-${NUMBER:-1}
        - traefik.http.routers.listmonk-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.services.listmonk-${NUMBER:-1}.loadbalancer.server.port=9000
    networks:
      - internal
      - traefik

  postgres:
    image: postgres:12-alpine
    environment:
      - POSTGRES_DB=listmonk
      - POSTGRES_USER=listmonk
      - POSTGRES_PASSWORD=myp@ssw0rd
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "listmonk"]
    volumes:
      - ${VOLUME_PATH}postgres:/var/lib/postgresql/data
    networks:
      - internal

volumes:
  postgres:

networks:
  internal:
    driver: overlay
    attachable: true
  traefik:
    external: true
    name: traefik-net