services:
  lora-receiver:
    build:
      context: .
      dockerfile: Dockerfile.gnuradio-lora

    # Root required for USB device access (RTL-SDR)
    user: root
    privileged: true

    volumes:
      # Flowgraph source files
      - ../examples:/flowgraphs:ro
      - ../src:/src:ro
      # Entrypoint script
      - ./entrypoint-lora.sh:/entrypoint-lora.sh:ro

    environment:
      - FREQ_MHZ=${FREQ_MHZ:-915.0}
      - SF=${SF:-7}
      - BW=${BW:-125000}
      - CR=${CR:-1}
      - GAIN=${GAIN:-20}

    # XML-RPC port for LoRa parameter control from host
    ports:
      - "8091:8091"

    entrypoint: ["/bin/bash", "/entrypoint-lora.sh"]

    stdin_open: true
    tty: true