klyman/postfix repository overview

version: '3.7'

services:
  postfix:
    image: klyman/postfix:0.4
    environment:
      - MAIL_DOMAIN=example.com
      - MAIL_USERS_FILE=/run/secrets/mail_users
      - CERTS_CRT_FILE=/run/secrets/mail_crt
      - CERTS_KEY_FILE=/run/secrets/mail_key
      - CONNECTION_AUTH_LIMIT_RATE=3
      - ANVIL_RATE_TIME_UNIT=1d
    configs:
      - source: virtual_addresses
        target: /etc/postfix/virtual
      - source: access_control
        target: /etc/postfix/access
    ports:
      - target: 25
        published: 25
        protocol: tcp
        mode: host
      - target: 587
        published: 587
        protocol: tcp
        mode: host
    secrets:
      - mail_users
      - mail_crt
      - mail_key

configs:
  virtual_addresses:
    file: ./config/virtual
  access_control:
    file: ./config/access

secrets:
  mail_users:
    external: true
  mail_crt:
    external: true
  mail_key:
    external: true