name: mailserver
services:
  mailserver:
    image: ghcr.io/docker-mailserver/docker-mailserver:latest
    container_name: mailserver
    volumes:
      - mailserver_data:/var/mail/
      - mailserver_state:/var/mail-state/
      - mailserver_logs:/var/log/mail/
      - mailserver_config:/tmp/docker-mailserver/
      - /etc/localtime:/etc/localtime:ro
      - caddy_data:/srv/tls
    environment:
      SSL_TYPE: manual
      SSL_CERT_PATH: /srv/tls/caddy/certificates/acme-v02.api.letsencrypt.org-directory/wildcard_.ferngarden.net/wildcard_.ferngarden.net.crt
      SSL_KEY_PATH: /srv/tls/caddy/certificates/acme-v02.api.letsencrypt.org-directory/wildcard_.ferngarden.net/wildcard_.ferngarden.net.key
    env_file: mailserver.env
    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)
    restart: always
    healthcheck:
      test: "ss --listening --ipv4 --tcp | grep --silent ':smtp' || exit 1"
      timeout: 3s
      retries: 0
    hostname: mail.ferngarden.net
    stop_grace_period: 1m

volumes:
  mailserver_data:
    name: mailserver_data
  mailserver_state:
    name: mailserver_state
  mailserver_logs:
    name: mailserver_logs
  mailserver_config:
    name: mailserver_config
  caddy_data:
    external: true