services:
  mosquitto:
    image: eclipse-mosquitto
    ports:
      - "1883:1883"
    volumes:
      - ./mosquitto.conf:/mosquitto/config/mosquitto.conf:ro

  subscriber:
    image: eclipse-mosquitto
    network_mode: host
    depends_on:
      - mosquitto
    command: >
      sh -c "
        mosquitto_sub -t clients/+/status
      "

  lwt-publisher:
    image: eclipse-mosquitto
    network_mode: host
    depends_on:
      - mosquitto
      - subscriber
    command: >
      sh -c "
        mosquitto_sub -t sensors/room1/temperature --will-topic clients/room1/status --will-payload offline --will-qos 1
      "