launch:

- arg:
    name: path_for_config
- arg:
    name: shadow_name
    default: "my_ros2_shadow"

- node:
    pkg: "iot_shadow_service"
    exec: "digit_generator"
    name: "digits"

- node:
    pkg: "iot_shadow_service"
    exec: "safe_cracker"
    name: "safe_cracker"

- node:
    pkg: "iot_shadow_service"
    exec: "iot_shadow_node"
    name: "iot_shadow_node"
    param:
      - name: path_for_config
        value: $(var path_for_config)
      - name: shadow_name
        value: $(var shadow_name)