리소스에서 IAM 구성원 삭제

리소스에서 IAM 구성원을 삭제합니다.

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이 코드 샘플이 포함된 자세한 문서는 다음을 참조하세요.

코드 샘플

C#

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 


using Google.Cloud.Iam.V1;
using Google.Cloud.Kms.V1;

public class IamRemoveMemberSample
{
    public Policy IamRemoveMember(
      string projectId = "my-project", string locationId = "us-east1", string keyRingId = "my-key-ring", string keyId = "my-key",
      string member = "user:foo@example.com")
    {
        // Create the client.
        KeyManagementServiceClient client = KeyManagementServiceClient.Create();

        // Build the resource name.
        CryptoKeyName resourceName = new CryptoKeyName(projectId, locationId, keyRingId, keyId);

        // The resource name could also be a key ring.
        // var resourceName = new KeyRingName(projectId, locationId, keyRingId);

        // Get the current IAM policy.
        Policy policy = client.IAMPolicyClient.GetIamPolicy(
            new GetIamPolicyRequest
            {
                ResourceAsResourceName = resourceName
            });

        // Add the member to the policy.
        policy.RemoveRoleMember("roles/cloudkms.cryptoKeyEncrypterDecrypter", member);

        // Save the updated IAM policy.
        Policy result = client.IAMPolicyClient.SetIamPolicy(
            new SetIamPolicyRequest
            {
                ResourceAsResourceName = resourceName,
                Policy = policy
            });

        // Return the resulting policy.
        return result;
    }
}

Go

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

import (
	"context"
	"fmt"
	"io"

	kms "cloud.google.com/go/kms/apiv1"
)

// iamRemoveMember removes the IAM member from the Cloud KMS key, if they exist.
func iamRemoveMember(w io.Writer, name, member string) error {
	// NOTE: The resource name can be either a key or a key ring.
	//
	// name := "projects/my-project/locations/us-east1/keyRings/my-key-ring/cryptoKeys/my-key"
	// member := "user:foo@example.com"

	// Create the client.
	ctx := context.Background()
	client, err := kms.NewKeyManagementClient(ctx)
	if err != nil {
		return fmt.Errorf("failed to create kms client: %w", err)
	}
	defer client.Close()

	// Get the current IAM policy.
	handle := client.ResourceIAM(name)
	policy, err := handle.Policy(ctx)
	if err != nil {
		return fmt.Errorf("failed to get IAM policy: %w", err)
	}

	// Grant the member permissions. This example grants permission to use the key
	// to encrypt data.
	policy.Remove(member, "roles/cloudkms.cryptoKeyEncrypterDecrypter")
	if err := handle.SetPolicy(ctx, policy); err != nil {
		return fmt.Errorf("failed to save policy: %w", err)
	}

	fmt.Fprintf(w, "Updated IAM policy for %s\n", name)
	return nil
}

Java

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

import com.google.cloud.kms.v1.CryptoKeyName;
import com.google.cloud.kms.v1.KeyManagementServiceClient;
import com.google.iam.v1.Binding;
import com.google.iam.v1.Policy;
import java.io.IOException;

public class IamRemoveMember {

  public void iamRemoveMember() throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "your-project-id";
    String locationId = "us-east1";
    String keyRingId = "my-key-ring";
    String keyId = "my-key";
    String member = "user:foo@example.com";
    iamRemoveMember(projectId, locationId, keyRingId, keyId, member);
  }

  // Remove the given IAM membership on the resource, if it exists.
  public void iamRemoveMember(
      String projectId, String locationId, String keyRingId, String keyId, String member)
      throws IOException {
    // Initialize client that will be used to send requests. This client only
    // needs to be created once, and can be reused for multiple requests. After
    // completing all of your requests, call the "close" method on the client to
    // safely clean up any remaining background resources.
    try (KeyManagementServiceClient client = KeyManagementServiceClient.create()) {
      // Build the key version name from the project, location, key ring, key,
      // and key version.
      CryptoKeyName resourceName = CryptoKeyName.of(projectId, locationId, keyRingId, keyId);

      // The resource name could also be a key ring.
      // KeyRingName resourceName = KeyRingName.of(projectId, locationId, keyRingId);

      // Get the current policy.
      Policy policy = client.getIamPolicy(resourceName);

      // Search through the bindings and remove matches.
      String roleToFind = "roles/cloudkms.cryptoKeyEncrypterDecrypter";
      for (Binding binding : policy.getBindingsList()) {
        if (binding.getRole().equals(roleToFind) && binding.getMembersList().contains(member)) {
          binding.getMembersList().remove(member);
        }
      }

      client.setIamPolicy(resourceName, policy);
      System.out.printf("Updated IAM policy for %s%n", resourceName.toString());
    }
  }
}

Node.js

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

//
// TODO(developer): Uncomment these variables before running the sample.
//
// const projectId = 'my-project';
// const locationId = 'us-east1';
// const keyRingId = 'my-key-ring';
// const keyId = 'my-key';
// const member = 'user:foo@example.com';

// Imports the Cloud KMS library
const {KeyManagementServiceClient} = require('@google-cloud/kms');

// Instantiates a client
const client = new KeyManagementServiceClient();

// Build the resource name
const resourceName = client.cryptoKeyPath(
  projectId,
  locationId,
  keyRingId,
  keyId
);

// The resource name could also be a key ring.
// const resourceName = client.keyRingPath(projectId, locationId, keyRingId);

async function iamRemoveMember() {
  // Get the current IAM policy.
  const [policy] = await client.getIamPolicy({
    resource: resourceName,
  });

  // Build a new list of policy bindings with the user excluded.
  for (const i in policy.bindings) {
    const binding = policy.bindings[i];
    if (binding.role !== 'roles/cloudkms.cryptoKeyEncrypterDecrypter') {
      continue;
    }

    const idx = binding.members.indexOf(member);
    if (idx !== -1) {
      binding.members.splice(idx, 1);
    }
  }

  // Save the updated IAM policy.
  const [updatedPolicy] = await client.setIamPolicy({
    resource: resourceName,
    policy: policy,
  });

  console.log('Updated policy');
  return updatedPolicy;
}

return iamRemoveMember();

PHP

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

use Google\Cloud\Iam\V1\Binding;
use Google\Cloud\Iam\V1\GetIamPolicyRequest;
use Google\Cloud\Iam\V1\Policy;
use Google\Cloud\Iam\V1\SetIamPolicyRequest;
use Google\Cloud\Kms\V1\Client\KeyManagementServiceClient;

function iam_remove_member(
    string $projectId = 'my-project',
    string $locationId = 'us-east1',
    string $keyRingId = 'my-key-ring',
    string $keyId = 'my-key',
    string $member = 'user:foo@example.com'
): Policy {
    // Create the Cloud KMS client.
    $client = new KeyManagementServiceClient();

    // Build the resource name.
    $resourceName = $client->cryptoKeyName($projectId, $locationId, $keyRingId, $keyId);

    // The resource name could also be a key ring.
    // $resourceName = $client->keyRingName($projectId, $locationId, $keyRingId);

    // Get the current IAM policy.
    $getIamPolicyRequest = (new GetIamPolicyRequest())
        ->setResource($resourceName);
    $policy = $client->getIamPolicy($getIamPolicyRequest);

    // Remove the member from the policy by creating a new policy with everyone
    // but the member to remove.
    $newPolicy = new Policy();
    foreach ($policy->getBindings() as $binding) {
        if ($binding->getRole() !== 'roles/cloudkms.cryptoKeyEncrypterDecrypter') {
            $newPolicy->getBindings()[] = $binding;
        } else {
            $newBinding = (new Binding())
              ->setRole($binding->getRole());

            $newMembers = [];
            foreach ($binding->getMembers() as $existingMember) {
                if ($member !== $existingMember) {
                    $newMembers[] = $existingMember;
                }
            }

            $newPolicy->getBindings()[] = (new Binding())
              ->setRole($binding->getRole())
              ->setMembers($newMembers);
        }
    }

    // Save the updated IAM policy.
    $setIamPolicyRequest = (new SetIamPolicyRequest())
        ->setResource($resourceName)
        ->setPolicy($newPolicy);
    $updatedPolicy = $client->setIamPolicy($setIamPolicyRequest);
    printf('Removed %s' . PHP_EOL, $member);

    return $updatedPolicy;
}

Python

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

from google.cloud import kms
from google.iam.v1 import policy_pb2 as iam_policy


def iam_remove_member(
    project_id: str, location_id: str, key_ring_id: str, key_id: str, member: str
) -> iam_policy.Policy:
    """
    Remove an IAM member from a resource.

    Args:
        project_id (string): Google Cloud project ID (e.g. 'my-project').
        location_id (string): Cloud KMS location (e.g. 'us-east1').
        key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
        key_id (string): ID of the key to use (e.g. 'my-key').
        member (string): Member to remove (e.g. 'user:foo@example.com')

    Returns:
        Policy: Updated Cloud IAM policy.

    """

    # Create the client.
    client = kms.KeyManagementServiceClient()

    # Build the resource name.
    resource_name = client.crypto_key_path(project_id, location_id, key_ring_id, key_id)

    # The resource name could also be a key ring.
    # resource_name = client.key_ring_path(project_id, location_id, key_ring_id);

    # Get the current policy.
    policy = client.get_iam_policy(request={"resource": resource_name})

    # Remove the member from the policy.
    for binding in policy.bindings:
        if binding.role == "roles/cloudkms.cryptoKeyEncrypterDecrypter":
            if member in binding.members:
                binding.members.remove(member)

    # Save the updated IAM policy.
    request = {"resource": resource_name, "policy": policy}
    updated_policy = client.set_iam_policy(request=request)
    print(f"Removed {member} from {resource_name}")
    return updated_policy

Ruby

Cloud KMS용 클라이언트 라이브러리를 설치하고 사용하는 방법은 Cloud KMS 클라이언트 라이브러리를 참조하세요.

Cloud KMS에 인증하려면 애플리케이션 기본 사용자 인증 정보를 설정합니다. 자세한 내용은 로컬 개발 환경의 인증 설정을 참조하세요. 

# TODO(developer): uncomment these values before running the sample.
# project_id  = "my-project"
# location_id = "us-east1"
# key_ring_id = "my-key-ring"
# key_id      = "my-key"
# member      = "user:foo@example.com"

# Require the library.
require "google/cloud/kms"

# Create the client.
client = Google::Cloud::Kms.key_management_service

# Build the resource name.
resource_name = client.crypto_key_path project:    project_id,
                                       location:   location_id,
                                       key_ring:   key_ring_id,
                                       crypto_key: key_id

# The resource name could also be a key ring.
# resource_name = client.key_ring_path project: project_id, location: location_id, key_ring: key_ring_id

# Create the IAM client.
iam_client = Google::Cloud::Kms::V1::IAMPolicy::Client.new

# Get the current IAM policy.
policy = iam_client.get_iam_policy resource: resource_name

# Remove the member from the current bindings
policy.bindings.each do |bind|
  if bind.role == "roles/cloudkms.cryptoKeyEncrypterDecrypter"
    bind.members.delete member
  end
end

# Save the updated policy.
updated_policy = iam_client.set_iam_policy resource: resource_name, policy: policy
puts "Removed #{member}"

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