omnivore/self-hosting/docker-compose/mail/mail-server/docker-compose-mail.yml

services:
  mailserver:
    image: ghcr.io/docker-mailserver/docker-mailserver:latest
    container_name: mailserver
    # Provide the FQDN of your mail server here (Your DNS MX record should point to this value)
    hostname: mail.domain.tld
    env_file: mailserver.env
    # More information about the mail-server ports:
    # https://docker-mailserver.github.io/docker-mailserver/latest/config/security/understanding-the-ports/
    ports:
      - "25:25"    # SMTP  (explicit TLS => STARTTLS, Authentication is DISABLED => use port 465/587 instead)
      - "143:143"  # IMAP4 (explicit TLS => STARTTLS)
      - "465:465"  # ESMTP (implicit TLS)
      - "587:587"  # ESMTP (explicit TLS => STARTTLS)
      - "993:993"  # IMAP4 (implicit TLS)
    volumes:
      - ./docker-data/dms/mail-data/:/var/mail/
      - ./docker-data/dms/mail-state/:/var/mail-state/
      - ./docker-data/dms/mail-logs/:/var/log/mail/
      - ./docker-data/dms/config/:/tmp/docker-mailserver/
      - /etc/localtime:/etc/localtime:ro
    restart: always
    stop_grace_period: 1m
    # Uncomment if using `ENABLE_FAIL2BAN=1`:
    # cap_add:
    #   - NET_ADMIN
    healthcheck:
      test: "ss --listening --tcp | grep -P 'LISTEN.+:smtp' || exit 1"
      timeout: 3s
      retries: 0
  docker:
    image: docker:latest
    container_name: setup-email
    environment:
      - DOMAIN="domain.tld"
    volumes:
      - ./docker-data/dms/mail-data/:/var/mail/
      - /var/run/docker.sock:/var/run/docker.sock
      - ./docker-data/dms/config/:/tmp/docker-mailserver/
    depends_on:
      mailserver:
        condition: service_started
    tty: true
    entrypoint: >
      /bin/sh -c "
      sleep 5; 
      docker exec -ti mailserver setup email add user@domain.tld pass123;
      echo '@domain.tld user@domain.tld' > /tmp/docker-mailserver/config/postfix-virtual.cf
      exit 0
      "
  watcher:
    build:
      context: ../../../../
      dockerfile: ./packages/local-mail-watcher/Dockerfile-watcher
    container_name: "omnivore-mail-watch"
    volumes:
      - ./docker-data/dms/mail-data/:/var/mail/
    env_file:
      - .env.mail
    depends_on:
      docker:
        condition: service_completed_successfully