Creazione di una chiave HMAC dell'account di servizio

Creare una chiave HMAC dell'account di servizio.

Per saperne di più

Per la documentazione dettagliata che include questo esempio di codice, vedi quanto segue:

Gestire le chiavi HMAC per gli account di servizio

Esempio di codice

C++

Per maggiori informazioni, consulta la documentazione di riferimento dell'API C++ di Cloud Storage.

Per eseguire l'autenticazione in Cloud Storage, configura Credenziali predefinite dell'applicazione. Per maggiori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

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#

Per maggiori informazioni, consulta la documentazione di riferimento dell'API C# di Cloud Storage.


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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API Go di Cloud Storage.

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: %w", 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: %w", 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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API Java di Cloud Storage.


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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API Node.js di Cloud Storage.

/**
 * 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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API PHP di Cloud Storage.

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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API Python di Cloud Storage.

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

Per maggiori informazioni, consulta la documentazione di riferimento dell'API Ruby di Cloud Storage.

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

Passaggi successivi

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