services:
  gateway:
    # Image is maintained under: https://github.com/thin-edge/opcua-device-gateway-container
    image: ghcr.io/thin-edge/opcua-device-gateway:latest
    container_name: opc-device-gateway
    restart: always
    environment:
    # Use configuration from https://cumulocity.com/docs/device-integration/opcua/#gateway-configuration-and-registration 
      - GATEWAY_IDENTIFIER=OPCUAGateway
      - GATEWAY_NAME=OPCUAGateway
      - GATEWAY_THINEDGE_MQTTSERVERURL=tcp://host.containers.internal:1883
      - GATEWAY_THINEDGE_USEFORDATAFORWARDING=true
      - GATEWAY_THINEDGE_ENABLED=true
      - GATEWAY_MAPPINGS_MERGECYCLICREAD=false
      - GATEWAY_MONITORING_INTERVAL=3600000


    volumes:
      - opcua_data:/app/data
      # Provide access to thin-edge.io configuration
      - /etc/tedge:/etc/tedge
      - /etc/tedge/device-certs:/etc/tedge/device-certs
    networks:
      - backend

volumes:
  opcua_data:
    name: opcua_data
networks:
  backend:
    name: opc-ua-gateway_backend