docker-compose.yml

version: '3.5'

services:
  exim4:
    image: pinidh/exim4:latest
    container_name: ${SERVER_HOSTNAME}
    hostname: ${SERVER_HOSTNAME}
    domainname: ${SERVER_DOMAINNAME}
    restart: always
    ports:
     - '25:25'
    env_file:
      - env_plugins
    volumes:
      - cert:/var/spool/exim4/cert
      #- dkim:/var/spool/exim4/dkim
      #- mailman_core-vol:/opt/lists.example.com:ro
    environment:
      - SERVER_MAILNAME
      - LOCAL_DOMAINS
      - EXIM4_TLS_ENABLE
      - EXIM4_TLS_CERTIFICATE
      - EXIM4_TLS_PRIVATEKEY
      # Change to 'TRUE' to enable dkim signature
      #-EXIM4_DKIM_SIGNATURE_ENABLE=FALSE
      #-EXIM4_DKIM_DOMAIN=lists.example.com
      #-EXIM4_DKIM_SELECTOR=default
      #-EXIM4_DKIM_PRIVATE_KEY=/var/spool/exim4/dkim/dkim.private
      #-EXIM4_DKIM_CANON=relaxed
      #-EXIM4_DKIM_STRICT=1
    networks:
      bridge:

volumes:
  cert:
#  dkim:
#  mailman_core-vol:
#    external: true
#    # Name of the core-vol volume of the mailman-core container
#    name: mailman_core-vol

networks:
  bridge: