Obtener la LCA de un bucket que se filtró por usuario

Ve la lista de control de acceso (LCA) para un bucket de Cloud Storage filtrado por usuario.

Muestra de código

C#

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para C#.


using Google.Apis.Storage.v1.Data;
using Google.Cloud.Storage.V1;
using System;
using System.Collections.Generic;
using System.Linq;

public class PrintBucketAclForUserSample
{
    public IEnumerable<BucketAccessControl> PrintBucketAclForUser(
        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 });

        var bucketAclForUser = bucket.Acl.Where((acl) => acl.Entity == $"user-{userEmail}");
        foreach (var acl in bucketAclForUser)
        {
            Console.WriteLine($"{acl.Role}:{acl.Entity}");
        }

        return bucketAclForUser;
    }
}

C++

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para C++.

namespace gcs = ::google::cloud::storage;
using ::google::cloud::StatusOr;
[](gcs::Client client, std::string const& bucket_name,
   std::string const& entity) {
  StatusOr<gcs::BucketAccessControl> acl =
      client.GetBucketAcl(bucket_name, entity);

  if (!acl) throw std::runtime_error(acl.status().message());
  std::cout << "ACL entry for " << acl->entity() << " in bucket "
            << acl->bucket() << " is " << *acl << "\n";
}

Go

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para Go.

import (
	"context"
	"fmt"
	"io"

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

// printBucketACLForUser lists bucket ACL using a filter.
func printBucketACLForUser(w io.Writer, 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: %v", err)
	}
	defer client.Close()

	rules, err := client.Bucket(bucket).ACL().List(ctx)
	if err != nil {
		return fmt.Errorf("ACLHandle.List: %v", err)
	}
	for _, r := range rules {
		if r.Entity == entity {
			fmt.Fprintf(w, "ACL rule role: %v\n", r.Role)
		}
	}
	return nil
}

Java

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para Java.


import com.google.cloud.storage.Acl;
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 PrintBucketAclFilterByUser {

  public static void printBucketAclFilterByUser(String bucketName, String userEmail) {

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

    // The email of the user whose acl is being retrieved.
    // String userEmail = "someuser@domain.com"

    Storage storage = StorageOptions.newBuilder().build().getService();
    Bucket bucket = storage.get(bucketName);

    Acl userAcl = bucket.getAcl(new User(userEmail));
    String userRole = userAcl.getRole().name();
    System.out.println("User " + userEmail + " has role " + userRole);
  }
}

Node.js

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para Node.js.

/**
 * 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 check
// const userEmail = 'user-email-to-check';

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

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

async function printBucketAclForUser() {
  const options = {
    // Specify the user
    entity: `user-${userEmail}`,
  };

  // Gets the user's ACL for the bucket
  const [aclObject] = await storage.bucket(bucketName).acl.get(options);

  console.log(`${aclObject.role}: ${aclObject.entity}`);
}

printBucketAclForUser().catch(console.error);

PHP

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para PHP.

use Google\Cloud\Storage\StorageClient;

/**
 * Print an entity role for a bucket ACL.
 *
 * @param string $bucketName The name of your Cloud Storage bucket.
 * @param string $entity The entity for which to query access controls.
 */
function print_bucket_acl_for_user(
    string $bucketName,
    string $entity
): void {
    // $bucketName = 'my-bucket';
    // $entity = 'user-example@domain.com';

    $storage = new StorageClient();
    $bucket = $storage->bucket($bucketName);
    $acl = $bucket->acl();

    $item = $acl->get(['entity' => $entity]);
    printf('%s: %s' . PHP_EOL, $item['entity'], $item['role']);
}

Python

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para Python.

from google.cloud import storage

def print_bucket_acl_for_user(bucket_name, user_email):
    """Prints out a bucket's access control list for a given user."""
    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
    # get the roles for different types of entities.
    roles = bucket.acl.user(user_email).get_roles()

    print(roles)

Ruby

Si deseas obtener más información, consulta la documentación de referencia de la API de Cloud Storage para Ruby.

# 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

puts "Permissions for #{email}:"
puts "OWNER"  if bucket.acl.owners.include?  email
puts "WRITER" if bucket.acl.writers.include? email
puts "READER" if bucket.acl.readers.include? email

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