Supprimer un propriétaire d'un bucket

Permet de supprimer un contrôle d'accès propriétaire d'un bucket Cloud Storage

En savoir plus

Pour obtenir une documentation détaillée incluant cet exemple de code, consultez la page suivante :

Créer et gérer des listes de contrôle d'accès (LCA)

Exemple de code

C++

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage C++.

Pour vous authentifier auprès de Cloud Storage, configurez le service Identifiants par défaut de l'application. Pour en savoir plus, consultez Configurer l'authentification pour un environnement de développement local.

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namespace gcs = ::google::cloud::storage;
using ::google::cloud::StatusOr;
[](gcs::Client client, std::string const& bucket_name,
   std::string const& entity) {
  StatusOr<gcs::BucketMetadata> original_metadata =
      client.GetBucketMetadata(bucket_name, gcs::Projection::Full());
  if (!original_metadata) throw std::move(original_metadata).status();

  std::vector<gcs::BucketAccessControl> original_acl =
      original_metadata->acl();
  auto it = std::find_if(original_acl.begin(), original_acl.end(),
                         [entity](gcs::BucketAccessControl const& entry) {
                           return entry.entity() == entity &&
                                  entry.role() ==
                                      gcs::BucketAccessControl::ROLE_OWNER();
                         });

  if (it == original_acl.end()) {
    std::cout << "Could not find entity " << entity
              << " with role OWNER in bucket " << bucket_name << "\n";
    return;
  }

  gcs::BucketAccessControl owner = *it;
  google::cloud::Status status =
      client.DeleteBucketAcl(bucket_name, owner.entity());

  if (!status.ok()) throw std::runtime_error(status.message());
  std::cout << "Deleted ACL entry for " << owner.entity() << " in bucket "
            << bucket_name << "\n";
}

C#

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage C#.

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using Google.Cloud.Storage.V1;
using System;
using System.Linq;

public class RemoveBucketOwnerSample
{
    public void RemoveBucketOwner(
        string bucketName = "your-unique-bucket-name",
        string userEmail = "dev@iam.gserviceaccount.com")
    {
        var storage = StorageClient.Create();
        var bucket = storage.GetBucket(bucketName, new GetBucketOptions { Projection = Projection.Full });
        if (bucket.Acl == null)
        {
            Console.WriteLine("No owner to remove");
        }
        else
        {
            bucket.Acl = bucket.Acl.Where(acl => !(acl.Entity == $"user-{userEmail}" && acl.Role == "OWNER")).ToList();
            var updatedBucket = storage.UpdateBucket(bucket);
            Console.WriteLine($"Removed user {userEmail} from bucket {bucketName}.");
        }
    }
}

Go

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage Go.

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import (
	"context"
	"fmt"

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

// removeBucketOwner removes ACL from a bucket.
func removeBucketOwner(bucket string, entity storage.ACLEntity) error {
	// bucket := "bucket-name"
	// entity := storage.AllUsers
	ctx := context.Background()
	client, err := storage.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("storage.NewClient: %w", err)
	}
	defer client.Close()

	acl := client.Bucket(bucket).ACL()
	if err := acl.Delete(ctx, entity); err != nil {
		return fmt.Errorf("ACLHandle.Delete: %w", err)
	}
	return nil
}

Java

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage Java.

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import com.google.cloud.storage.Acl.User;
import com.google.cloud.storage.Bucket;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.StorageOptions;

public class RemoveBucketOwner {

  public static void removeBucketOwner(String projectId, String bucketName, String userEmail) {

    // The ID of your GCP project
    // String projectId = "your-project-id";

    // The ID of your GCS bucket
    // String bucketName = "your-unique-bucket-name";

    // Email of the user you wish to remove as an owner
    // String userEmail = "someuser@domain.com"

    Storage storage = StorageOptions.newBuilder().setProjectId(projectId).build().getService();
    Bucket bucket = storage.get(bucketName);
    User ownerToRemove = new User(userEmail);

    boolean success = bucket.deleteAcl(ownerToRemove);
    if (success) {
      System.out.println("Removed user " + userEmail + " as an owner on " + bucketName);
    } else {
      System.out.println("User " + userEmail + " was not found");
    }
  }
}

Node.js

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage Node.js.

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/**
 * TODO(developer): Uncomment the following lines before running the sample.
 */
// The ID of your GCS bucket
// const bucketName = 'your-unique-bucket-name';

// The email address of the user to remove
// const userEmail = 'user-email-to-remove';

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

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

async function removeBucketOwner() {
  // Removes the user from the access control list of the bucket. You can use
  // deleteAllUsers(), deleteDomain(), deleteProject(), deleteGroup(), and
  // deleteAllAuthenticatedUsers() to remove access for different types of entities.
  await storage.bucket(bucketName).acl.owners.deleteUser(userEmail);

  console.log(`Removed user ${userEmail} from bucket ${bucketName}.`);
}

removeBucketOwner().catch(console.error);

PHP

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage PHP.

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use Google\Cloud\Storage\StorageClient;

/**
 * Delete an entity from a bucket's default ACL.
 *
 * @param string $bucketName The name of your Cloud Storage bucket.
 *        (e.g. 'my-bucket')
 * @param string $entity The entity for which to update access controls.
 *        (e.g. 'user-example@domain.com')
 */
function delete_bucket_acl(string $bucketName, string $entity): void
{
    $storage = new StorageClient();
    $bucket = $storage->bucket($bucketName);
    $acl = $bucket->acl();
    $acl->delete($entity);
    printf('Deleted %s from gs://%s ACL' . PHP_EOL, $entity, $bucketName);
}

Python

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage Python.

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from google.cloud import storage

def remove_bucket_owner(bucket_name, user_email):
    """Removes a user from the access control list of the given bucket."""
    # bucket_name = "your-bucket-name"
    # user_email = "name@example.com"

    storage_client = storage.Client()
    bucket = storage_client.bucket(bucket_name)

    # Reload fetches the current ACL from Cloud Storage.
    bucket.acl.reload()

    # You can also use `group`, `domain`, `all_authenticated` and `all` to
    # remove access for different types of entities.
    bucket.acl.user(user_email).revoke_read()
    bucket.acl.user(user_email).revoke_write()
    bucket.acl.user(user_email).revoke_owner()
    bucket.acl.save()

    print(f"Removed user {user_email} from bucket {bucket_name}.")

Ruby

Pour en savoir plus, consultez la documentation de référence de l'API Cloud Storage en langage Ruby.

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# project_id  = "Your Google Cloud project ID"
# The ID of your GCS bucket
# bucket_name = "your-unique-bucket-name"
# email       = "Google Cloud Storage ACL Entity email"

require "google/cloud/storage"

storage = Google::Cloud::Storage.new
bucket  = storage.bucket bucket_name

bucket.acl.delete email

puts "Removed ACL permissions for #{email} from #{bucket_name}"

Étapes suivantes

Pour rechercher et filtrer des exemples de code pour d'autres produits Google Cloud, consultez l'explorateur d'exemples Google Cloud.