docker-compose.yml

version: '3.8'

services:
  postgres:
    image: postgres:14-alpine
    container_name: chirpstack-postgres
    restart: unless-stopped
    volumes:
      - postgresqldata:/var/lib/postgresql/data
      - postgres-init-scripts:/docker-entrypoint-initdb.d:ro
    environment:
      - POSTGRES_USER=chirpstack
      - POSTGRES_PASSWORD=chirpstack
      - POSTGRES_DB=chirpstack
    depends_on:
      config-init:
        condition: service_completed_successfully
    networks:
      - chirpstack-net

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

  mosquitto:
    image: eclipse-mosquitto:2
    container_name: chirpstack-mosquitto
    restart: unless-stopped
    ports:
      - "${MQTT_PORT:-1883}:1883"
    volumes:
      - mosquitto-config:/mosquitto/config
      - mosquitto-data:/mosquitto/data
      - mosquitto-log:/mosquitto/log
    networks:
      - chirpstack-net

  config-init:
    image: alpine:latest
    container_name: chirpstack-config-init
    environment:
      - CHIRPSTACK_API_SECRET=${CHIRPSTACK_API_SECRET:-}
      - CHIRPSTACK_REGION=${CHIRPSTACK_REGION:-eu868}
      - CHIRPSTACK_NETWORK_ID=${CHIRPSTACK_NETWORK_ID:-000000}
    command:
      - /bin/sh
      - -c
      - |
        set -e
        echo "Installing dependencies..."
        apk add --no-cache git openssl
        
        echo "Cloning ChirpStack Docker repository..."
        git clone https://github.com/chirpstack/chirpstack-docker.git /tmp/chirpstack-repo
        
        echo "Copying configuration files..."
        mkdir -p /etc/chirpstack
        cp -r /tmp/chirpstack-repo/configuration/chirpstack/* /etc/chirpstack/
        
        mkdir -p /etc/chirpstack-gateway-bridge
        cp -r /tmp/chirpstack-repo/configuration/chirpstack-gateway-bridge/* /etc/chirpstack-gateway-bridge/
        
        mkdir -p /mosquitto/config
        cp -r /tmp/chirpstack-repo/configuration/mosquitto/config/* /mosquitto/config/
        
        mkdir -p /postgres-init
        cp -r /tmp/chirpstack-repo/configuration/postgresql/initdb/* /postgres-init/
        chmod +x /postgres-init/*.sh
        
        echo ""
        
        # Check if secret file already exists (from previous deployment)
        if [ -f /etc/chirpstack/.api-secret ]; then
          echo "Using existing API secret from previous deployment"
          API_SECRET=$(cat /etc/chirpstack/.api-secret)
        # Check if user provided a secret via environment variable
        elif [ -n "$$CHIRPSTACK_API_SECRET" ]; then
          echo "Using API secret from environment variable"
          API_SECRET="$$CHIRPSTACK_API_SECRET"
          echo "$$CHIRPSTACK_API_SECRET" > /etc/chirpstack/.api-secret
        else
          echo "No API secret provided - generating new random secret..."
          API_SECRET=$(openssl rand -base64 32)
          echo "$$API_SECRET" > /etc/chirpstack/.api-secret
          echo ""
          echo "Generated API Secret:"
          echo "$$API_SECRET"
          echo ""
          echo "This secret is used for API tokens and will persist across restarts."
          echo "Retrieve anytime from: docker exec chirpstack-server cat /etc/chirpstack/.api-secret"
          echo ""
          echo "***********"
          echo ""
        fi
        
        # Update configurations
        sed -i "s|secret=\"you-must-replace-this\"|secret=\"$$API_SECRET\"|g" /etc/chirpstack/chirpstack.toml
        sed -i "s|net_id=\"000000\"|net_id=\"$$CHIRPSTACK_NETWORK_ID\"|g" /etc/chirpstack/chirpstack.toml
        
        echo ""
        echo "Region: $$CHIRPSTACK_REGION"
        echo "Network ID: $$CHIRPSTACK_NETWORK_ID"
        echo ""
        echo "Configuration initialized successfully!"
    volumes:
      - chirpstack-config:/etc/chirpstack
      - gateway-bridge-config:/etc/chirpstack-gateway-bridge
      - mosquitto-config:/mosquitto/config
      - postgres-init-scripts:/postgres-init
    networks:
      - chirpstack-net

  chirpstack:
    image: chirpstack/chirpstack:4
    container_name: chirpstack-server
    command: -c /etc/chirpstack
    restart: unless-stopped
    volumes:
      - chirpstack-config:/etc/chirpstack:ro
    environment:
      - POSTGRESQL_HOST=postgres
      - REDIS_HOST=redis
      - MQTT_BROKER_HOST=mosquitto
    depends_on:
      config-init:
        condition: service_completed_successfully
      postgres:
        condition: service_started
      redis:
        condition: service_started
      mosquitto:
        condition: service_started
    ports:
      - "${CHIRPSTACK_HTTP_PORT:-8080}:8080"
    networks:
      - chirpstack-net

  chirpstack-gateway-bridge:
    image: chirpstack/chirpstack-gateway-bridge:4
    container_name: chirpstack-gateway-bridge
    restart: unless-stopped
    ports:
      - "${GATEWAY_UDP_PORT:-1700}:1700/udp"
    volumes:
      - gateway-bridge-config:/etc/chirpstack-gateway-bridge:ro
    environment:
      - INTEGRATION__MQTT__EVENT_TOPIC_TEMPLATE=${CHIRPSTACK_REGION:-eu868}/gateway/{{ .GatewayID }}/event/{{ .EventType }}
      - INTEGRATION__MQTT__STATE_TOPIC_TEMPLATE=${CHIRPSTACK_REGION:-eu868}/gateway/{{ .GatewayID }}/state/{{ .StateType }}
      - INTEGRATION__MQTT__COMMAND_TOPIC_TEMPLATE=${CHIRPSTACK_REGION:-eu868}/gateway/{{ .GatewayID }}/command/#
      - INTEGRATION__MQTT__SERVER=tcp://mosquitto:1883
    depends_on:
      config-init:
        condition: service_completed_successfully
      mosquitto:
        condition: service_started
    networks:
      - chirpstack-net
 
  chirpstack-gateway-bridge-basicstation:
    image: chirpstack/chirpstack-gateway-bridge:4
    container_name: chirpstack-gateway-bridge-bs
    restart: unless-stopped
    command: -c /etc/chirpstack-gateway-bridge/chirpstack-gateway-bridge-basicstation-${CHIRPSTACK_REGION:-eu868}.toml
    ports:
      - "${GATEWAY_BASICSTATION_PORT:-3001}:3001"
    volumes:
      - gateway-bridge-config:/etc/chirpstack-gateway-bridge:ro
    depends_on:
      config-init:
        condition: service_completed_successfully
      mosquitto:
        condition: service_started
    networks:
      - chirpstack-net

  chirpstack-rest-api:
    image: chirpstack/chirpstack-rest-api:4
    container_name: chirpstack-rest-api
    restart: unless-stopped
    command: --server chirpstack:8080 --bind 0.0.0.0:8090 --insecure
    ports:
      - "${CHIRPSTACK_API_PORT:-8090}:8090"
    depends_on:
      - chirpstack
    networks:
      - chirpstack-net

volumes:
  chirpstack-config:
  gateway-bridge-config:
  postgres-init-scripts:
  postgresqldata:
  mosquitto-config:
  mosquitto-data:
  mosquitto-log:
  redisdata:

networks:
  chirpstack-net:
    driver: bridge