Docker Swarm Compose yml with https redirection example

swarm-https.yml

version: '3.1'
services:

  traefik:
    command:
      - --web
      - --docker
      - --docker.swarmmode
      - --docker.domain="mydomain.com"
      - --docker.watch
      - --logLevel=WARN
      - --entrypoints=Name:http Address::80 Redirect.EntryPoint:https
      - --entryPoints=Name:https Address::443 TLS:/ssl/public.cert,/ssl/private.key
      - --defaultentrypoints=https,http
    deploy:
      placement:
        constraints: [node.role == manager]
      restart_policy:
        condition: on-failure
    image: traefik
    networks:
      -  app_network
    ports:
      - 80:80
      - 443:443
      - 8080:8080
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - /ssl:/ssl

  springapp:
    deploy:
      labels:
        - "traefik:backend=springapp"
        - "traefik.frontend.rule=HostRegexp:mydomain.com,{subdomain:[a-zA-Z0-9-]+}.mydomain.com"
        - "traefik.port=8000"
        - "traefik.tags=web"
      mode: replicated
      replicas: 2
      restart_policy:
        condition: on-failure
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
      interval: 30s
      timeout: 10s
      retries: 3
    image: mycompany/springapp
    networks:
      - app_network

networks:
  app_network:
    external: true