version: "3.8"

services:
  dovecot:
    image: mbirth/dovecot:latest
    restart: unless-stopped
    volumes:
      - /opt/docker/dovecot/conf:/conf
      - /opt/docker/dovecot/data:/data
    #ports:
    #  - 10143:143
    networks:
      - traefik-public
    labels:
      # Create TCP endpoint in Traefik called "imaps" on port 993
      # Traefik will do the TLS part and forward it plaintext to 143 here
      traefik.enable: "true"
      traefik.tcp.routers.dovecot.entrypoints: imaps
      traefik.tcp.routers.dovecot.rule: HostSNI(`*`)
      traefik.tcp.routers.dovecot.tls: true
      traefik.tcp.routers.dovecot.tls.passthrough: false
      traefik.tcp.routers.dovecot.tls.certresolver: le
      traefik.tcp.routers.dovecot.tls.domains.main: "mailserver.domain.com"
      traefik.tcp.services.dovecot.loadbalancer.server.port: "143"

networks:
  traefik-public:
    external: true