Obtener un registro de dispositivos

Recupera un registro de dispositivos.

Muestra de código

Go

Si quieres obtener más información, consulta la documentación de referencia de la API de Go de Cloud IoT Core.

Para autenticarte en Cloud IoT Core, configura las credenciales predeterminadas de la aplicación. Si deseas obtener más información, consulta Configura la autenticación para un entorno de desarrollo local.

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// getRegistry gets information about a device registry given a registryID.
func getRegistry(w io.Writer, projectID string, region string, registryID string) (*cloudiot.DeviceRegistry, error) {
	// Authorize the client using Application Default Credentials.
	// See https://g.co/dv/identity/protocols/application-default-credentials
	ctx := context.Background()
	httpClient, err := google.DefaultClient(ctx, cloudiot.CloudPlatformScope)
	if err != nil {
		return nil, err
	}
	client, err := cloudiot.New(httpClient)
	if err != nil {
		return nil, err
	}

	parent := fmt.Sprintf("projects/%s/locations/%s/registries/%s", projectID, region, registryID)
	response, err := client.Projects.Locations.Registries.Get(parent).Do()
	if err != nil {
		return nil, err
	}

	fmt.Fprintln(w, "Got registry:")
	fmt.Fprintf(w, "\tID: %s\n", response.Id)
	fmt.Fprintf(w, "\tHTTP: %s\n", response.HttpConfig.HttpEnabledState)
	fmt.Fprintf(w, "\tMQTT: %s\n", response.MqttConfig.MqttEnabledState)
	fmt.Fprintf(w, "\tName: %s\n", response.Name)

	return response, nil
}

Java

Si quieres obtener más información, consulta la documentación de referencia de la API de Java de Cloud IoT Core.

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/** Retrieves registry metadata from a project. * */
protected static DeviceRegistry getRegistry(
    String projectId, String cloudRegion, String registryName)
    throws GeneralSecurityException, IOException {
  GoogleCredentials credential =
      GoogleCredentials.getApplicationDefault().createScoped(CloudIotScopes.all());
  JsonFactory jsonFactory = GsonFactory.getDefaultInstance();
  HttpRequestInitializer init = new HttpCredentialsAdapter(credential);
  final CloudIot service =
      new CloudIot.Builder(GoogleNetHttpTransport.newTrustedTransport(), jsonFactory, init)
          .setApplicationName(APP_NAME)
          .build();

  final String registryPath =
      String.format(
          "projects/%s/locations/%s/registries/%s", projectId, cloudRegion, registryName);

  return service.projects().locations().registries().get(registryPath).execute();
}

Node.js

Si quieres obtener más información, consulta la documentación de referencia de la API de Node.js de Cloud IoT Core.

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// Client retrieved in callback
// const cloudRegion = 'us-central1';
// const projectId = 'adjective-noun-123';
// const registryId = 'my-registry';
const iot = require('@google-cloud/iot');

const iotClient = new iot.v1.DeviceManagerClient({
  // optional auth parameters.
});

const registryName = iotClient.registryPath(
  projectId,
  cloudRegion,
  registryId
);

async function getDeviceRegistry() {
  // Construct request
  const [response] = await iotClient.getDeviceRegistry({name: registryName});

  console.log('Found registry:', registryId);
  console.log(response);
}

getDeviceRegistry();

PHP

Si quieres obtener más información, consulta la documentación de referencia de la API de PHP de Cloud IoT Core.

Ver en GitHub Comentarios

use Google\Cloud\Iot\V1\DeviceManagerClient;

/**
 * Retrieves a device registry.
 *
 * @param string $registryId IOT Device Registry ID
 * @param string $projectId Google Cloud project ID
 * @param string $location (Optional) Google Cloud region
 */
function get_registry(
    $registryId,
    $projectId,
    $location = 'us-central1'
) {
    print('Getting Registry' . PHP_EOL);

    // Instantiate a client.
    $deviceManager = new DeviceManagerClient();
    $registryName = $deviceManager->registryName($projectId, $location, $registryId);

    $registry = $deviceManager->getDeviceRegistry($registryName);

    printf('Id: %s, Name: %s' . PHP_EOL,
        $registry->getId(),
        $registry->getName());
}

Python

Si quieres obtener más información, consulta la documentación de referencia de la API de Python de Cloud IoT Core.

Ver en GitHub Comentarios

# project_id = 'YOUR_PROJECT_ID'
# cloud_region = 'us-central1'
# registry_id = 'your-registry-id'
client = iot_v1.DeviceManagerClient()
registry_path = client.registry_path(project_id, cloud_region, registry_id)

return client.get_device_registry(request={"name": registry_path})

Ruby

Si quieres obtener más información, consulta la documentación de referencia de la API de Ruby de Cloud IoT Core.

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# project_id  = "Your Google Cloud project ID"
# location_id = "The Cloud region that you created the registry in"
# registry_id = "The Google Cloud IoT Core device registry identifier"

require "google/apis/cloudiot_v1"

# Initialize the client and authenticate with the specified scope
Cloudiot   = Google::Apis::CloudiotV1
iot_client = Cloudiot::CloudIotService.new
iot_client.authorization = Google::Auth.get_application_default(
  "https://www.googleapis.com/auth/cloud-platform"
)

# The resource name of the location associated with the project
resource = "projects/#{project_id}/locations/#{location_id}/registries/#{registry_id}"

# List the devices in the provided region
registry = iot_client.get_project_location_registry(
  resource
)

puts "#{registry.id}:"
puts "\tHTTP Config: #{registry.http_config.http_enabled_state}"
puts "\tMQTT Config: #{registry.mqtt_config.mqtt_enabled_state}"
puts "\tName: #{registry.name}"
if registry.event_notification_configs
  registry.event_notification_configs.each do |config|
    puts "\tTopic: #{config.pubsub_topic_name}"
  end
else
  puts "\tTopic: no associated topics"
end

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