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Muestra de código

C#

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

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



using Google.Cloud.Kms.V1;
using Google.Protobuf.WellKnownTypes;

public class UpdateKeyUpdateLabelsSample
{
    public CryptoKey UpdateKeyUpdateLabels(string projectId = "my-project", string locationId = "us-east1", string keyRingId = "my-key-ring", string keyId = "my-key")
    {
        // Create the client.
        KeyManagementServiceClient client = KeyManagementServiceClient.Create();

        // Build the key name.
        CryptoKeyName keyName = new CryptoKeyName(projectId, locationId, keyRingId, keyId);

        //
        // Step 1 - get the current set of labels on the key
        //

        // Get the current key.
        CryptoKey key = client.GetCryptoKey(keyName);

        //
        // Step 2 - add a label to the list of labels
        //

        // Add a new label
        key.Labels["new_label"] = "new_value";

        // Build the update mask.
        FieldMask fieldMask = new FieldMask
        {
            Paths = { "labels" }
        };

        // Call the API.
        CryptoKey result = client.UpdateCryptoKey(key, fieldMask);

        // Return the updated key.
        return result;
    }
}

Go

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

import (
	"context"
	"fmt"
	"io"

	kms "cloud.google.com/go/kms/apiv1"
	"cloud.google.com/go/kms/apiv1/kmspb"
	fieldmask "google.golang.org/genproto/protobuf/field_mask"
)

// updateKeyUpdateLabels updates an existing KMS key, adding a new label.
func updateKeyUpdateLabels(w io.Writer, name string) error {
	// name := "projects/my-project/locations/us-east1/keyRings/my-key-ring/cryptoKeys/my-key"

	// Create the client.
	ctx := context.Background()
	client, err := kms.NewKeyManagementClient(ctx)
	if err != nil {
		return fmt.Errorf("failed to create kms client: %w", err)
	}
	defer client.Close()

	//
	// Step 1 - get the current set of labels on the key
	//

	// Build the request.
	getReq := &kmspb.GetCryptoKeyRequest{
		Name: name,
	}

	// Call the API.
	result, err := client.GetCryptoKey(ctx, getReq)
	if err != nil {
		return fmt.Errorf("failed to get key: %w", err)
	}

	//
	// Step 2 - add a label to the list of labels
	//

	labels := result.Labels
	labels["new_label"] = "new_value"

	// Build the request.
	updateReq := &kmspb.UpdateCryptoKeyRequest{
		CryptoKey: &kmspb.CryptoKey{
			Name:   name,
			Labels: labels,
		},
		UpdateMask: &fieldmask.FieldMask{
			Paths: []string{"labels"},
		},
	}

	// Call the API.
	result, err = client.UpdateCryptoKey(ctx, updateReq)
	if err != nil {
		return fmt.Errorf("failed to update key: %w", err)
	}

	// Print the labels.
	for k, v := range result.Labels {
		fmt.Fprintf(w, "%s=%s\n", k, v)
	}
	return nil
}

Java

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

import com.google.cloud.kms.v1.CryptoKey;
import com.google.cloud.kms.v1.CryptoKeyName;
import com.google.cloud.kms.v1.KeyManagementServiceClient;
import com.google.protobuf.FieldMask;
import com.google.protobuf.util.FieldMaskUtil;
import java.io.IOException;

public class UpdateKeyUpdateLabels {

  public void updateKeyUpdateLabels() throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "your-project-id";
    String locationId = "us-east1";
    String keyRingId = "my-key-ring";
    String keyId = "my-key";
    updateKeyUpdateLabels(projectId, locationId, keyRingId, keyId);
  }

  // Create a new key that is used for symmetric encryption and decryption.
  public void updateKeyUpdateLabels(
      String projectId, String locationId, String keyRingId, String keyId) throws IOException {
    // Initialize client that will be used to send requests. This client only
    // needs to be created once, and can be reused for multiple requests. After
    // completing all of your requests, call the "close" method on the client to
    // safely clean up any remaining background resources.
    try (KeyManagementServiceClient client = KeyManagementServiceClient.create()) {
      // Build the parent name from the project, location, and key ring.
      CryptoKeyName cryptoKeyName = CryptoKeyName.of(projectId, locationId, keyRingId, keyId);

      //
      // Step 1 - get the current set of labels on the key
      //

      // Get the current key.
      CryptoKey key = client.getCryptoKey(cryptoKeyName);

      //
      // Step 2 - add a label to the list of labels
      //

      // Add a new label.
      key = key.toBuilder().putLabels("new_label", "new_value").build();

      // Construct the field mask.
      FieldMask fieldMask = FieldMaskUtil.fromString("labels");

      // Update the key.
      CryptoKey updatedKey = client.updateCryptoKey(key, fieldMask);
      System.out.printf("Updated key %s%n", updatedKey.getName());
    }
  }
}

Node.js

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

//
// TODO(developer): Uncomment these variables before running the sample.
//
// const projectId = 'my-project';
// const locationId = 'us-east1';
// const keyRingId = 'my-key-ring';
// const keyId = 'my-key';
// const versionId = '123';

// Imports the Cloud KMS library
const {KeyManagementServiceClient} = require('@google-cloud/kms');

// Instantiates a client
const client = new KeyManagementServiceClient();

// Build the key name
const keyName = client.cryptoKeyPath(projectId, locationId, keyRingId, keyId);

async function updateKeyUpdateLabels() {
  const [key] = await client.updateCryptoKey({
    cryptoKey: {
      name: keyName,
      labels: {
        new_label: 'new_value',
      },
    },
    updateMask: {
      paths: ['labels'],
    },
  });

  console.log(`Updated labels for: ${key.name}`);
  return key;
}

return updateKeyUpdateLabels();

PHP

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

use Google\Cloud\Kms\V1\Client\KeyManagementServiceClient;
use Google\Cloud\Kms\V1\CryptoKey;
use Google\Cloud\Kms\V1\UpdateCryptoKeyRequest;
use Google\Protobuf\FieldMask;

function update_key_update_labels(
    string $projectId = 'my-project',
    string $locationId = 'us-east1',
    string $keyRingId = 'my-key-ring',
    string $keyId = 'my-key'
): CryptoKey {
    // Create the Cloud KMS client.
    $client = new KeyManagementServiceClient();

    // Build the key name.
    $keyName = $client->cryptoKeyName($projectId, $locationId, $keyRingId, $keyId);

    // Build the key.
    $key = (new CryptoKey())
        ->setName($keyName)
        ->setLabels(['new_label' => 'new_value']);

    // Create the field mask.
    $updateMask = (new FieldMask())
        ->setPaths(['labels']);

    // Call the API.
    $updateCryptoKeyRequest = (new UpdateCryptoKeyRequest())
        ->setCryptoKey($key)
        ->setUpdateMask($updateMask);
    $updatedKey = $client->updateCryptoKey($updateCryptoKeyRequest);
    printf('Updated key: %s' . PHP_EOL, $updatedKey->getName());

    return $updatedKey;
}

Python

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

from google.cloud import kms

def update_key_update_labels(
    project_id: str, location_id: str, key_ring_id: str, key_id: str
) -> kms.CryptoKey:
    """
    Update labels on an existing key.

    Args:
        project_id (string): Google Cloud project ID (e.g. 'my-project').
        location_id (string): Cloud KMS location (e.g. 'us-east1').
        key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
        key_id (string): ID of the key to use (e.g. 'my-key').

    Returns:
        CryptoKey: Updated Cloud KMS key.

    """

    # Create the client.
    client = kms.KeyManagementServiceClient()

    # Build the key name.
    key_name = client.crypto_key_path(project_id, location_id, key_ring_id, key_id)

    key = {"name": key_name, "labels": {"new_label": "new_value"}}

    # Build the update mask.
    update_mask = {"paths": ["labels"]}

    # Call the API.
    updated_key = client.update_crypto_key(
        request={"crypto_key": key, "update_mask": update_mask}
    )
    print(f"Updated key: {updated_key.name}")
    return updated_key

Ruby

Para obtener información sobre cómo instalar y usar la biblioteca cliente de Cloud KMS, consulta las bibliotecas cliente de Cloud KMS.

# TODO(developer): uncomment these values before running the sample.
# project_id  = "my-project"
# location_id = "us-east1"
# key_ring_id = "my-key-ring"
# key_id      = "my-key"

# Require the library.
require "google/cloud/kms"

# Create the client.
client = Google::Cloud::Kms.key_management_service

# Build the parent key name.
key_name = client.crypto_key_path project:    project_id,
                                  location:   location_id,
                                  key_ring:   key_ring_id,
                                  crypto_key: key_id

# Build the key.
key = {
  name:   key_name,
  labels: {
    "new_label" => "new_value"
  }
}

# Build the field mask.
update_mask = { paths: ["labels"] }

# Call the API.
updated_key = client.update_crypto_key crypto_key: key, update_mask: update_mask
puts "Updated key: #{updated_key.name}"

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