docker-compose.yaml

version: '3.4'
services:
  traefik:
    image: traefik:v2.1.4
# on my notebook traefik serves on default http https ports
# this allows natural urls like https://app.lvh.voronenko.net/
    ports:
      - 80:80
      - 443:443
# setup can be easily transformed into swarm deploy
    deploy:
      replicas: 1
      placement:
        constraints:
          - node.role == manager
        preferences:
          - spread: node.id
      labels: []
# /certs and /conf are dedicated known directories in
# official traefik image.
# in order to allow traefik to expose docker backend we are
# mapping docker socket inside.
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - ./traefik_certs:/certs
      - ./traefik_conf:/conf
    restart: always
# if traefik supposed to serve real swarm cluster, peram should be specified
#       --docker.swarmmode
    command:
      - "--api.insecure=true"
      - "--providers.docker=true"
      - "--providers.docker.watch=true"
      - "--providers.docker.exposedbydefault=false"
      - "--providers.file.directory=/conf/"
      - "--providers.file.watch=true"
      - "--entrypoints.web.address=:80"
      - "--entrypoints.websecure.address=:443"
      - "--entrypoints.mongo.address=:27017"
      - "--entrypoints.postgres.address=:5432"
      - "--log.level=DEBUG"
      - "--accessLog"
      - "--api"
      - "--metrics"
      - "--metrics.prometheus"
      - "--providers.docker.network=traefik-public"
    networks:
      - default
      - traefik-public
# traefik configuration via labels
# expose traefik dashboard under address https://traefik.lvh.voronenko.net
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.traefik.rule=Host(`traefik.lvh.voronenko.net`)"
      - "traefik.http.routers.traefik.entrypoints=websecure"
      - "traefik.http.routers.traefik.tls.certresolver=letsencryptresolver"
      - "traefik.http.routers.traefik.service=api@internal"
      - "traefik.http.routers.traefik.tls=true"
# docker management UI to be exposed under
# https://docker.lvh.voronenko.net
  portainer:
    image: portainer/portainer
    restart: always
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - portainer_data:/data
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.portainer.rule=Host(`docker.lvh.voronenko.net`)"
      - "traefik.http.routers.portainer.entrypoints=web"
      - "traefik.http.routers.portainer-secure.rule=Host(`docker.lvh.voronenko.net`)"
      - "traefik.http.routers.portainer-secure.entrypoints=websecure"
      - "traefik.http.routers.portainer-secure.tls=true"
volumes:
  portainer_data:
networks:
  traefik-public:
    external: true