创建服务帐号 HMAC 密钥

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创建服务帐号 HMAC 密钥。

深入探索

如需查看包含此代码示例的详细文档，请参阅以下内容：

代码示例

C++

如需了解详情，请参阅 Cloud Storage C++ API 参考文档。

namespace gcs = ::google::cloud::storage;
using ::google::cloud::StatusOr;
return [](gcs::Client client, std::string const& service_account_email) {
  StatusOr<std::pair<gcs::HmacKeyMetadata, std::string>> key_info =
      client.CreateHmacKey(service_account_email);
  if (!key_info) throw std::move(key_info).status();

  std::cout << "The base64 encoded secret is: " << key_info->second
            << "\nDo not miss that secret, there is no API to recover it."
            << "\nThe HMAC key metadata is: " << key_info->first << "\n";
  return key_info->first.access_id();
}

C#

如需了解详情，请参阅 Cloud Storage C# API 参考文档。


using Google.Apis.Storage.v1.Data;
using Google.Cloud.Storage.V1;
using System;

public class CreateHmacKeySample
{
    public HmacKey CreateHmacKey(
        string projectId = "your-project-id",
        string serviceAccountEmail = "dev@iam.gserviceaccount.com")
    {
        var storage = StorageClient.Create();
        var key = storage.CreateHmacKey(projectId, serviceAccountEmail);

        var secret = key.Secret;
        var metadata = key.Metadata;

        Console.WriteLine($"The Base64 encoded secret is: {secret}");
        Console.WriteLine("Make sure to save that secret, there's no API to recover it.");
        Console.WriteLine("The HMAC key metadata is:");
        Console.WriteLine($"ID: {metadata.Id}");
        Console.WriteLine($"Access ID: {metadata.AccessId}");
        Console.WriteLine($"Project ID: {metadata.ProjectId}");
        Console.WriteLine($"Service Account Email: {metadata.ServiceAccountEmail}");
        Console.WriteLine($"State: {metadata.State}");
        Console.WriteLine($"Time Created: {metadata.TimeCreated}");
        Console.WriteLine($"Time Updated: {metadata.Updated}");
        Console.WriteLine($"ETag: {metadata.ETag}");
        return key;
    }
}

Go

如需了解详情，请参阅 Cloud Storage Go API 参考文档。

import (
	"context"
	"fmt"
	"io"
	"time"

	"cloud.google.com/go/storage"
)

// createHMACKey creates a new HMAC key using the given project and service account.
func createHMACKey(w io.Writer, projectID string, serviceAccountEmail string) (*storage.HMACKey, error) {
	ctx := context.Background()

	// Initialize client.
	client, err := storage.NewClient(ctx)
	if err != nil {
		return nil, fmt.Errorf("storage.NewClient: %v", err)
	}
	defer client.Close() // Closing the client safely cleans up background resources.

	ctx, cancel := context.WithTimeout(ctx, time.Minute)
	defer cancel()
	key, err := client.CreateHMACKey(ctx, projectID, serviceAccountEmail)
	if err != nil {
		return nil, fmt.Errorf("CreateHMACKey: %v", err)
	}

	fmt.Fprintf(w, "%s\n", key)
	fmt.Fprintf(w, "The base64 encoded secret is %s\n", key.Secret)
	fmt.Fprintln(w, "Do not miss that secret, there is no API to recover it.")
	fmt.Fprintln(w, "The HMAC key metadata is")
	fmt.Fprintf(w, "%+v", key)

	return key, nil
}

Java

如需了解详情，请参阅 Cloud Storage Java API 参考文档。


import com.google.cloud.storage.HmacKey;
import com.google.cloud.storage.ServiceAccount;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.StorageException;
import com.google.cloud.storage.StorageOptions;
import java.util.Date;

public class CreateHmacKey {
  public static void createHmacKey(String serviceAccountEmail, String projectId)
      throws StorageException {

    // The service account email for which the new HMAC key will be created.
    // String serviceAccountEmail = "service-account@iam.gserviceaccount.com";

    // The ID of the project to which the service account belongs.
    // String projectId = "project-id";

    Storage storage = StorageOptions.newBuilder().setProjectId(projectId).build().getService();

    ServiceAccount account = ServiceAccount.of(serviceAccountEmail);
    HmacKey hmacKey =
        storage.createHmacKey(account, Storage.CreateHmacKeyOption.projectId(projectId));

    String secret = hmacKey.getSecretKey();
    HmacKey.HmacKeyMetadata metadata = hmacKey.getMetadata();

    System.out.println("The Base64 encoded secret is: " + secret);
    System.out.println("Do not lose that secret, there is no API to recover it.");
    System.out.println("The HMAC key metadata is:");
    System.out.println("ID: " + metadata.getId());
    System.out.println("Access ID: " + metadata.getAccessId());
    System.out.println("Project ID: " + metadata.getProjectId());
    System.out.println("Service Account Email: " + metadata.getServiceAccount().getEmail());
    System.out.println("State: " + metadata.getState().toString());
    System.out.println("Time Created: " + new Date(metadata.getCreateTime()).toString());
    System.out.println("Time Updated: " + new Date(metadata.getUpdateTime()).toString());
    System.out.println("ETag: " + metadata.getEtag());
  }
}

Node.js

如需了解详情，请参阅 Cloud Storage Node.js API 参考文档。

/**
 * TODO(developer): Uncomment the following lines before running the sample.
 */
// The service account email for which the new HMAC key will be created
// const serviceAccountEmail = 'service-account@iam.gserviceaccount.com';

// The ID of the project to which the service account belongs
// const projectId = 'project-id';

// Imports the Google Cloud client library
const {Storage} = require('@google-cloud/storage');

// Creates a client
const storage = new Storage();

// Create HMAC SA Key
async function createHmacKey() {
  const [hmacKey, secret] = await storage.createHmacKey(serviceAccountEmail, {
    projectId,
  });

  console.log(`The base64 encoded secret is: ${secret}`);
  console.log('Do not miss that secret, there is no API to recover it.');
  console.log('The HMAC key metadata is:');
  for (const [key, value] of Object.entries(hmacKey.metadata)) {
    console.log(`${key}: ${value}`);
  }
}

PHP

如需了解详情，请参阅 Cloud Storage PHP API 参考文档。

use Google\Cloud\Storage\StorageClient;

/**
 * Create a new HMAC key.
 *
 * @param string $projectId The ID of your Google Cloud Platform project.
 *        (e.g. 'my-project-id')
 * @param string $serviceAccountEmail Service account email to associate with the new HMAC key.
 *        (e.g. 'service-account@iam.gserviceaccount.com')
 */
function create_hmac_key(string $projectId, string $serviceAccountEmail): void
{
    $storage = new StorageClient();
    // By default createHmacKey will use the projectId used by StorageClient().
    $hmacKeyCreated = $storage->createHmacKey($serviceAccountEmail, ['projectId' => $projectId]);

    printf('The base64 encoded secret is: %s' . PHP_EOL, $hmacKeyCreated->secret());
    print('Do not miss that secret, there is no API to recover it.' . PHP_EOL);
    printf('HMAC key Metadata: %s' . PHP_EOL, print_r($hmacKeyCreated->hmacKey()->info(), true));
}

Python

如需了解详情，请参阅 Cloud Storage Python API 参考文档。

from google.cloud import storage

def create_key(project_id, service_account_email):
    """
    Create a new HMAC key using the given project and service account.
    """
    # project_id = 'Your Google Cloud project ID'
    # service_account_email = 'Service account used to generate the HMAC key'

    storage_client = storage.Client(project=project_id)

    hmac_key, secret = storage_client.create_hmac_key(
        service_account_email=service_account_email, project_id=project_id
    )

    print(f"The base64 encoded secret is {secret}")
    print("Do not miss that secret, there is no API to recover it.")
    print("The HMAC key metadata is:")
    print(f"Service Account Email: {hmac_key.service_account_email}")
    print(f"Key ID: {hmac_key.id}")
    print(f"Access ID: {hmac_key.access_id}")
    print(f"Project ID: {hmac_key.project}")
    print(f"State: {hmac_key.state}")
    print(f"Created At: {hmac_key.time_created}")
    print(f"Updated At: {hmac_key.updated}")
    print(f"Etag: {hmac_key.etag}")
    return hmac_key

Ruby

如需了解详情，请参阅 Cloud Storage Ruby API 参考文档。

def create_hmac_key service_account_email:
  # The service account email used to generate an HMAC key
  # service_account_email = "service-my-project-number@gs-project-accounts.iam.gserviceaccount.com"

  require "google/cloud/storage"

  storage = Google::Cloud::Storage.new

  # By default Storage#create_hmac_key uses the Storage client project_id
  hmac_key = storage.create_hmac_key service_account_email

  puts "The base64 encoded secret is: #{hmac_key.secret}"
  puts "Do not miss that secret, there is no API to recover it."
  puts "\nThe HMAC key metadata is:"
  puts "Key ID:                #{hmac_key.id}"
  puts "Service Account Email: #{hmac_key.service_account_email}"
  puts "Access ID:             #{hmac_key.access_id}"
  puts "Project ID:            #{hmac_key.project_id}"
  puts "Active:                #{hmac_key.active?}"
  puts "Created At:            #{hmac_key.created_at}"
  puts "Updated At:            #{hmac_key.updated_at}"
  puts "Etag:                  #{hmac_key.etag}"
end

后续步骤

如需搜索和过滤其他 Google Cloud 产品的代码示例，请参阅 Google Cloud 示例浏览器。