获取存储分区的 ACL

查看 Cloud Storage 存储分区的访问权限控制列表 (ACL)。

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

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

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

  if (!items) throw std::move(items).status();
  std::cout << "ACLs for bucket=" << bucket_name << "\n";
  for (gcs::BucketAccessControl const& acl : *items) {
    std::cout << acl.role() << ":" << acl.entity() << "\n";
  }
}

C#

如需了解详情,请参阅 Cloud Storage C# API 参考文档

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证


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

public class PrintBucketAclSample
{
    public IEnumerable<BucketAccessControl> PrintBucketAcl(string bucketName = "your-unique-bucket-name")
    {
        var storage = StorageClient.Create();
        var bucket = storage.GetBucket(bucketName, new GetBucketOptions { Projection = Projection.Full });

        foreach (var acl in bucket.Acl)
        {
            Console.WriteLine($"{acl.Role}:{acl.Entity}");
        }

        return bucket.Acl;
    }
}

Go

如需了解详情,请参阅 Cloud Storage Go API 参考文档

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

import (
	"context"
	"fmt"
	"io"

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

// printBucketACL lists bucket ACL.
func printBucketACL(w io.Writer, bucket string) error {
	// bucket := "bucket-name"
	ctx := context.Background()
	client, err := storage.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("storage.NewClient: %w", err)
	}
	defer client.Close()

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

Java

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

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证


import com.google.cloud.storage.Acl;
import com.google.cloud.storage.Bucket;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.StorageOptions;
import java.util.List;

public class PrintBucketAcl {

  public static void printBucketAcl(String projectId, String bucketName) {
    // The ID of your GCS bucket
    // String bucketName = "your-unique-bucket-name";

    Storage storage = StorageOptions.newBuilder().setProjectId(projectId).build().getService();
    Bucket bucket = storage.get(bucketName);
    List<Acl> bucketAcls = bucket.getAcl();

    for (Acl acl : bucketAcls) {

      // This will give you the role.
      // See https://cloud.google.com/storage/docs/access-control/lists#permissions
      String role = acl.getRole().name();

      // This will give you the Entity type (i.e. User, Group, Project etc.)
      // See https://cloud.google.com/storage/docs/access-control/lists#scopes
      String entityType = acl.getEntity().getType().name();

      System.out.printf("%s: %s \n", role, entityType);
    }
  }
}

Node.js

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

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

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

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

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

async function printBucketAcl() {
  // Gets the ACL for the bucket
  const [acls] = await storage.bucket(bucketName).acl.get();

  acls.forEach(acl => {
    console.log(`${acl.role}: ${acl.entity}`);
  });
}
printBucketAcl().catch(console.error);

PHP

如需了解详情,请参阅 Cloud Storage PHP API 参考文档

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

use Google\Cloud\Storage\StorageClient;

/**
 * Print all entities and roles for a bucket's ACL.
 *
 * @param string $bucketName The name of your Cloud Storage bucket.
 *        (e.g. 'my-bucket')
 */
function get_bucket_acl(string $bucketName): void
{
    $storage = new StorageClient();
    $bucket = $storage->bucket($bucketName);
    $acl = $bucket->acl();
    foreach ($acl->get() as $item) {
        printf('%s: %s' . PHP_EOL, $item['entity'], $item['role']);
    }
}

Python

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

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

from google.cloud import storage

def print_bucket_acl(bucket_name):
    """Prints out a bucket's access control list."""

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

    for entry in bucket.acl:
        print(f"{entry['role']}: {entry['entity']}")

Ruby

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

如需向 Cloud Storage 进行身份验证,请设置应用默认凭据。 如需了解详情,请参阅为本地开发环境设置身份验证

# The ID of your GCS bucket
# bucket_name = "your-unique-bucket-name"

require "google/cloud/storage"

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

puts "ACL for #{bucket_name}:"

bucket.acl.owners.each do |owner|
  puts "OWNER #{owner}"
end

bucket.acl.writers.each do |writer|
  puts "WRITER #{writer}"
end

bucket.acl.readers.each do |reader|
  puts "READER #{reader}"
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