basic http traefik

test-app.docker-compose.yml

version: "2"

services:
  app:
    image: crccheck/hello-world
    restart: always
    networks:
      - web
      - default
    expose:
      - "8000"
    labels:
      - "traefik.backend=testweb"
      - "traefik.docker.network=web"
      - "traefik.frontend.rule=Host:test.host"
      - "traefik.enable=true"
      - "traefik.port=8000"

networks:
  web:
    external: true

traefik.docker-compose.yml

# run `docker network create web` first!

version: '2'

services:
  traefik:
    image: traefik
    restart: always
    ports:
      - 80:80
      - 443:443
    networks:
      - web # run `docker network create web` first!
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - ./traefik.toml:/traefik.toml
      - ./acme.json:/acme.json
    container_name: traefik

# run `docker network create web` first!
networks:
  web:
    external: true

traefik.toml

debug = false

logLevel = "ERROR"
defaultEntryPoints = ["https", "http"]

[entryPoints]
  [entryPoints.http]
  address = ":80"
    [entryPoints.http.redirect]
    entryPoint = "https"
  [entryPoints.https]
  address = ":443"
  [entryPoints.https.tls]

[retry]

[docker]
endpoint = "unix:///var/run/docker.sock"
domain = "localhost"
watch = true
exposedbydefault = false

[acme]
email = "[email protected]"
storage = "acme.json"
entryPoint = "https"
OnDemand = true # THIS WILL RUN THE FIRST ITME A REQUEST FOR THIS DOMAIN IS RUN
  [acme.httpChallenge]
  entryPoint = "http"

Latest revision adds https, mostly from reading https://docs.traefik.io/user-guide/examples/#ondemand-option-with-http-challenge