services:
  mqtt-proxy:
    # Build from source
    build: .
    # OR use pre-built image
    # image: ghcr.io/ln4cy/mqtt-proxy:master
    container_name: mqtt-proxy
    restart: unless-stopped
    environment:
      # Interface selection
      - INTERFACE_TYPE=${INTERFACE_TYPE:-tcp} # tcp or serial (BLE not yet supported)

      # Node connection settings
      - TCP_NODE_HOST=${TCP_NODE_HOST:-localhost}
      - TCP_NODE_PORT=${TCP_NODE_PORT:-4404}
      - SERIAL_PORT=${SERIAL_PORT:-/dev/ttyUSB0}

      # Logging
      - LOG_LEVEL=${LOG_LEVEL:-INFO}

      # Timeout configurations (in seconds)
      - TCP_TIMEOUT=${TCP_TIMEOUT:-300} # TCP connection timeout (default: 5 minutes)
      - CONFIG_WAIT_TIMEOUT=${CONFIG_WAIT_TIMEOUT:-60} # Wait for node config (default: 1 minute)
      - POLL_INTERVAL=${POLL_INTERVAL:-1} # Config polling interval (default: 1 second)

      # Health Check Configuration
      - HEALTH_CHECK_ACTIVITY_TIMEOUT=${HEALTH_CHECK_ACTIVITY_TIMEOUT:-300} # Max idle time before restart (seconds)
      # - HEALTH_CHECK_PROBE_INTERVAL=10 # Short interval for verification
      - HEALTH_CHECK_STATUS_INTERVAL=${HEALTH_CHECK_STATUS_INTERVAL:-60} # how often to log status (seconds)

    healthcheck:
      test: [ "CMD-SHELL", "python3 -c 'import os, time; exit(0) if os.path.exists(\"/tmp/healthy\") and time.time() - os.path.getmtime(\"/tmp/healthy\") < 30 else exit(1)'" ]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 60s

    volumes:
      - ./mqtt-proxy.py:/app/mqtt-proxy.py
    devices:
      # Serial devices for Meshtastic nodes (uncomment for serial interface)
      - /dev/ttyACM0:/dev/ttyACM0
      - /dev/ttyACM1:/dev/ttyACM1
      # - /dev/ttyUSB0:/dev/ttyUSB0
    privileged: true # Required for serial device access
    network_mode: host