# Postfix — inbound (:25 from internet) + outbound (trusted Docker clients).
# Included by root docker-compose.yml on the same host as the app.
#
# Inbound:  transport map → backend:2525
# Outbound: backend submits to smtp:25 (mynetworks)

services:
  smtp:
    build:
      context: ../../smtp
    container_name: agmail-smtp
    restart: unless-stopped
    hostname: ${MAIL_HOSTNAME:-mail.getall.help}
    environment:
      MAIL_HOSTNAME: ${MAIL_HOSTNAME:-mail.getall.help}
      MAIL_DOMAIN: ${MAIL_DOMAIN:-getall.help}
      INBOUND_DOMAINS: ${INBOUND_DOMAINS:-getall.help}
      RELAY_DOMAINS_FILE: /data/relay_domains/domains.list
      RELAY_DOMAINS_REFRESH: ${RELAY_DOMAINS_REFRESH:-60}
      BACKEND_INGEST_HOST: ${BACKEND_INGEST_HOST:-backend}
      BACKEND_INGEST_PORT: ${BACKEND_INGEST_PORT:-2525}
    ports:
      - "${SMTP_INBOUND_PORT:-25}:25"
    volumes:
      - smtp_queue:/var/spool/postfix
      - relay_domains_data:/data/relay_domains
    depends_on:
      backend:
        condition: service_healthy
    healthcheck:
      test: ["CMD-SHELL", "postfix status >/dev/null 2>&1"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s
    logging:
      driver: json-file
      options:
        max-size: "10m"
        max-file: "5"

volumes:
  smtp_queue: