# MNTD Hotspot to Chirpstack + Helium + TTN hotspot

chirpstack-packet-multiplexer.toml

[logging]
  level = "info"

[multiplexer]
  bind = "0.0.0.0:1702"

[[multiplexer.server]]
server="eu1.cloud.thethings.network:1700"

[[multiplexer.server]]
server="127.0.0.1:1680"

[[multiplexer.server]]
server="127.0.0.1:1700"

[monitoring]
  bind = ""

docker-compose.yml

services:

  udp-packet-forwarder:
    image: rakwireless/udp-packet-forwarder:latest
    container_name: udp-packet-forwarder
    restart: unless-stopped
    privileged: true
    network_mode: host
    environment:
      MODEL: 'AUTO'
      BAND: 'eu_863_870'
      DEVICE: '/dev/spidev0.0'
      USE_LIBGPIOD: 1
      RESET_GPIO: 25
      SERVER_HOST: '127.0.0.1'
      SERVER_PORT: 1702
    depends_on:
      - chirpstack-packet-multiplexer

  chirpstack-packet-multiplexer:
    image: chirpstack/chirpstack-packet-multiplexer:4.0.0-test.2
    command: -c /etc/chirpstack-packet-multiplexer/chirpstack-packet-multiplexer.toml
    volumes:
      - ./multiplexer-config:/etc/chirpstack-packet-multiplexer
    network_mode: host
    depends_on:
      - gateway-rs
      - chirpstack-gateway-bridge

  gateway-rs:
    build: ./gateway-rs
    devices:
      - /dev/i2c-1
    expose:
      - "1680:1680/udp"
    environment:
      - GATEWAY_SETTINGS=/app/settings.toml
    network_mode: host

  chirpstack:
    image: chirpstack/chirpstack:4
    command: -c /etc/chirpstack
    restart: unless-stopped
    volumes:
      - ./configuration/chirpstack:/etc/chirpstack
    depends_on:
      - postgres
      - mosquitto
      - redis
    environment:
      - MQTT_BROKER_HOST=mosquitto
      - REDIS_HOST=redis
      - POSTGRESQL_HOST=postgres
    ports:
      - "8080:8080"

  chirpstack-gateway-bridge:
    image: chirpstack/chirpstack-gateway-bridge:4
    restart: unless-stopped
    ports:
      - "1700:1700/udp"
    volumes:
      - ./configuration/chirpstack-gateway-bridge:/etc/chirpstack-gateway-bridge
    environment:
      - INTEGRATION__MQTT__EVENT_TOPIC_TEMPLATE=eu868/gateway/{{ .GatewayID }}/event/{{ .EventType }}
      - INTEGRATION__MQTT__STATE_TOPIC_TEMPLATE=eu868/gateway/{{ .GatewayID }}/state/{{ .StateType }}
      - INTEGRATION__MQTT__COMMAND_TOPIC_TEMPLATE=eu868/gateway/{{ .GatewayID }}/command/#
    depends_on:
      - mosquitto
  
  chirpstack-gateway-bridge-basicstation:
    image: chirpstack/chirpstack-gateway-bridge:4
    restart: unless-stopped
    command: -c /etc/chirpstack-gateway-bridge/chirpstack-gateway-bridge-basicstation-eu868.toml
    ports:
      - "3001:3001"
    volumes:
      - ./configuration/chirpstack-gateway-bridge:/etc/chirpstack-gateway-bridge
    depends_on:
      - mosquitto

  chirpstack-rest-api:
    image: chirpstack/chirpstack-rest-api:4
    restart: unless-stopped
    command: --server chirpstack:8080 --bind 0.0.0.0:8090 --insecure
    ports:
      - "8090:8090"
    depends_on:
      - chirpstack

  postgres:
    image: postgres:14-alpine
    restart: unless-stopped
    volumes:
      - ./configuration/postgresql/initdb:/docker-entrypoint-initdb.d
      - postgresqldata:/var/lib/postgresql/data
    environment:
      - POSTGRES_USER=chirpstack
      - POSTGRES_PASSWORD=chirpstack
      - POSTGRES_DB=chirpstack

  redis:
    image: redis:7-alpine
    restart: unless-stopped
    command: redis-server --save 300 1 --save 60 100 --appendonly no
    volumes:
      - redisdata:/data

  mosquitto:
    image: eclipse-mosquitto:2
    restart: unless-stopped
    ports:
      - "1883:1883"
    volumes: 
      - ./configuration/mosquitto/config/:/mosquitto/config/

volumes:
  postgresqldata:
  redisdata:

Reuse a MNTD Blackspot or Goldspot miner to run Chirpstack parallel with Helium and The things network.

Helium-rs repo in use: https://github.com/metrafonic/helium-gw/tree/patch-1