# DOMAIN=example.com docker stack deploy -c sympa.yml sympa

services:
  web:
    image: tozd/sympa:${VERSION:-latest}
    entrypoint: /bin/sh -c
    command:
      - |
        export SMTP_FROM_USER=`echo $${SMTP_FROM} | cut -d '@' -f1`
        export SMTP_FROM_DOMAIN=`echo $${SMTP_FROM} | cut -d '@' -f2`
        echo "email $$SMTP_FROM_USER" >> /etc/sympa/sympa/sympa.conf
        sed -i -e 's/pgsql/postgres/g' \
               -e 's/password$$/myp@ssw0rd/g' \
               -e 's/domain example.com/domain '$$SMTP_FROM_DOMAIN'/g' \
               -e 's/admin@example.com/'$$SMTP_FROM'/g' \
               -e 's/example.com/'$$DOMAIN'/g' /etc/sympa/sympa/sympa.conf
        /dinit
    environment:
      - SMTP_FROM=${SMTP_FROM}
      - DOMAIN=${DOMAIN:-sympa.localhost}
      - REMOTES=${SMTP_HOST} smtp --port=${SMTP_PORT} --auth-login --user=${SMTP_USERNAME} --pass=${SMTP_PASSWORD} --starttls
    volumes:
      - ${VOLUME_PATH}lib:/var/lib/sympa
      - ${VOLUME_PATH}spool:/var/spool/sympa
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.sympa-${NUMBER:-1}.rule=Host(`${DOMAIN:-sympa.localhost}`)
        - traefik.http.routers.sympa-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.sympa-${NUMBER:-1}.service=sympa-${NUMBER:-1}
        - traefik.http.routers.sympa-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.routers.sympa-${NUMBER:-1}.middlewares=sympa-${NUMBER:-1}
        - traefik.http.services.sympa-${NUMBER:-1}.loadbalancer.server.port=80
        - traefik.http.middlewares.sympa-${NUMBER:-1}.redirectregex.regex=^https://([^/]+)/$$
        - traefik.http.middlewares.sympa-${NUMBER:-1}.redirectregex.replacement=https://$$1/lists
        - traefik.http.middlewares.sympa-${NUMBER:-1}.redirectregex.permanent=true
    networks:
      - internal
      - traefik

  postgres:
    image: postgres:${POSTGRES_VERSION:-12-alpine}
    environment:
      - POSTGRES_DB=sympa
      - POSTGRES_USER=sympa
      - POSTGRES_PASSWORD=myp@ssw0rd
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "sympa"]
    volumes:
      - ${VOLUME_PATH}postgres:/var/lib/postgresql/data
    networks:
      - internal

volumes:
  lib:
  spool:
  postgres:

networks:
  internal:
    driver: overlay
    attachable: true
  traefik:
    external: true
    name: traefik-net