docker-compose.yml

version: '3'

services:
  reverse-proxy:
    image: traefik:v2.2
    command:
      - "--providers.docker"
      - "--entrypoints.web.address=:80"
      - "--entrypoints.web.http.redirections.entrypoint.to=websecure"
      - "--entrypoints.web.http.redirections.entrypoint.scheme=https"
      - "--entrypoints.websecure.address=:443"
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    labels: 
      - "traefik.http.routers.wwwsecure-catchall.entrypoints=websecure"
      - "traefik.http.routers.wwwsecure-catchall.rule=HostRegexp(`{host:(www\\.).+}`)"
      - "traefik.http.routers.wwwsecure-catchall.tls=true"
      - "traefik.http.routers.wwwsecure-catchall.middlewares=wwwtohttps"
      - "traefik.http.middlewares.wwwtohttps.redirectregex.regex=^https?://(?:www\\.)?(.+)"
      - "traefik.http.middlewares.wwwtohttps.redirectregex.replacement=https://$${1}"
      - "traefik.http.middlewares.wwwtohttps.redirectregex.permanent=false"

  whoami:
    image: containous/whoami
    labels:
      - "traefik.http.routers.whoami.entrypoints=websecure"
      - "traefik.http.routers.whoami.rule=Host(`whoami.localhost`)"
      - "traefik.http.routers.whoami.tls=true"
      - "traefik.http.routers.whoami.tls.domains[0].main=whoami.localhost"
      - "traefik.http.routers.whoami.tls.domains[0].sans=www.whoami.localhost"