docker-compose.yml

version: '3.7'
services:

  postal-app:
    image: tiredofit/postal:latest
    container_name: postal-app
    ports:
      - 25:2525
    labels:
      - traefik.enable=true
      - traefik.frontend.rule=Host:postal.example.com
      - traefik.port=5000
      - traefik.protocol=http
      - traefik.docker.network=proxy
      - traefik.backend=postal-app
    volumes:
      - ./logs/postal:/logs
    environment:
      - CONTAINER_NAME=postal-app

      - DB_HOST=postal-db
      - DB_PORT=3306
      - DB_NAME=postal
      - DB_USER=postal
      - DB_PASS=postalpass

    ## A great idea is to delete this block after first install.
      - DB_ROOT_PASS=rootpassword
      - ADMIN_EMAIL=example@hostname.com
      - ADMIN_PASS=password
      - ADMIN_FNAME=Example
      - ADMIN_LNAME=Admin
    ##

      - RABBITMQ_HOST=postal-rabbitmq
      - RABBITMQ_USER=postal
      - RABBITMQ_PASS=password
      - RABBITMQ_VHOST=/postal

      - ENABLE_SPAMASSASSIN=false
      - SPAMASSASSIN_HOST=postal-spamassassin

      - ENABLE_RSPAMD=false
      - RSPAMD_HOST=postal-rspamd

      - ENABLE_CLAMAV=false
      - CLAMAV_HOST=postal-clamav

      - DNS_HOSTNAME=postal.example.com
      - DNS_MX=mx.example.com
      - DNS_RETURN_PATH=rp.example.com
      - DNS_ROUTE_DOMAIN=routes.postal.example.com
      - DNS_TRACK_DOMAIN=track.postal.example.com
      - DNS_SPF=spf.postal.example.com
      - DNS_DKIM_IDENTIFIER=postal
      - DNS_DOMAIN_VERIFY_PREFIX=example-verification
      - SMTP_SERVER_ENABLE_TLS=false

      - SMTP_FROM_ADDRESS=noreply@example.com
      - SMTP_FROM_NAME=Postal
      - SMTP_HOST=127.0.0.1
      - SMTP_USER=   ## Fill these in after you have a working installation and server to be able to invite users
      - SMTP_PASS=   ##

      - WEB_HOST=mx.example.com
      - WEB_PROTOCOL=https

    networks:
      - proxy
      - services
    restart: always

  postal-db:
    image: tiredofit/mariadb:latest
    container_name: postal-db
    volumes:
      - ./db:/var/lib/mysql
    environment:
      - ROOT_PASS=rootpassword
      - DB_NAME=postal
      - DB_USER=postal
      - DB_PASS=postalpass
      - CONTAINER_NAME=postal-db
    networks:
      - services
    restart: always

  postal-db-backup:
    image: tiredofit/db-backup:latest
    container_name: postal-db-backup
    links:
      - postal-db
    volumes:
      - ./dbbackup:/backup
    environment:
      - CONTAINER_NAME=postal-db-backup
      - DB_HOST=postal-db
      - DB_TYPE=mariadb
      - DB_NAME=postal
      - DB_USER=postal
      - DB_PASS=postalpass
      - DB_DUMP_FREQ=1440
      - DB_DUMP_BEGIN=0000
      - DB_CLEANUP_TIME=8640
      - COMPRESSION=ZSTD
      - MD5=TRUE
    networks:
      - services
    restart: always

  postal-rabbitmq:
    container_name: postal-rabbitmq
    image: tiredofit/rabbitmq
    environment:
      - RABBITMQ_DEFAULT_USER=postal
      - RABBITMQ_DEFAULT_PASS=password
      - RABBITMQ_DEFAULT_VHOST=/postal
      - CONTAINER_NAME=postal-rabbitmq
    networks:
      - services
    restart: always

  postal-clamav:
    container_name: postal-clamav
    image: tiredofit/clamav
    volumes:
      - ./data/clamav:/data
      - ./logs/clamav:/var/log/clamav
    environment:
      - CONTAINER_NAME=postal-clamav
    networks:
      - services
    restart: always

  postal-spamassassin:
    image: tiredofit/spamassassin
    container_name: postal-spamassassin-app
    volumes:
      - ./logs/spamassassin:/var/log/spamassassin
      - ./data/spamassassin/conf:/etc/mail/spamassassin
      - ./data/spamassassin/data:/var/lib/spamassassin
    environment:
      - CONTAINER_NAME=postal-spamassassin
    networks:
      - services
    restart: always

networks:
  proxy:
    external: true
  services:
    external: true