거부 정책 업데이트

정책을 만든 후 거부 규칙 또는 표시 이름을 업데이트합니다.

더 살펴보기

이 코드 샘플이 포함된 자세한 문서는 다음을 참조하세요.

리소스 액세스 거부

코드 샘플

Go

IAM용 클라이언트 라이브러리를 설치하고 사용하는 방법은 IAM 클라이언트 라이브러리를 참조하세요. 자세한 내용은 IAM Go API 참고 문서를 참조하세요.

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

import (
	"context"
	"fmt"
	"io"

	iam "cloud.google.com/go/iam/apiv2"

	"cloud.google.com/go/iam/apiv2/iampb"
	"google.golang.org/genproto/googleapis/type/expr"
)

// updateDenyPolicy updates the deny rules and/ or its display name after policy creation.
func updateDenyPolicy(w io.Writer, projectID, policyID, etag string) error {
	// projectID := "your_project_id"
	// policyID := "your_policy_id"
	// etag := "your_etag"

	ctx := context.Background()
	policiesClient, err := iam.NewPoliciesClient(ctx)
	if err != nil {
		return fmt.Errorf("NewPoliciesClient: %w", err)
	}
	defer policiesClient.Close()

	// Each deny policy is attached to an organization, folder, or project.
	// To work with deny policies, specify the attachment point.
	//
	// Its format can be one of the following:
	// 1. cloudresourcemanager.googleapis.com/organizations/ORG_ID
	// 2. cloudresourcemanager.googleapis.com/folders/FOLDER_ID
	// 3. cloudresourcemanager.googleapis.com/projects/PROJECT_ID
	//
	// The attachment point is identified by its URL-encoded resource name. Hence, replace
	// the "/" with "%%2F".
	attachmentPoint := fmt.Sprintf(
		"cloudresourcemanager.googleapis.com%%2Fprojects%%2F%s",
		projectID,
	)

	denyRule := &iampb.DenyRule{
		// Add one or more principals who should be denied the permissions specified in this rule.
		// For more information on allowed values,
		// see: https://cloud.google.com/iam/help/deny/principal-identifiers
		DeniedPrincipals: []string{"principalSet://goog/public:all"},
		// Optionally, set the principals who should be exempted from the
		// list of denied principals. For example, if you want to deny certain permissions
		// to a group but exempt a few principals, then add those here.
		// ExceptionPrincipals: []string{"principalSet://goog/group/project-admins@example.com"},
		//
		// Set the permissions to deny.
		// The permission value is of the format: service_fqdn/resource.action
		// For the list of supported permissions,
		// see: https://cloud.google.com/iam/help/deny/supported-permissions
		DeniedPermissions: []string{"cloudresourcemanager.googleapis.com/projects.delete"},
		// Optionally, add the permissions to be exempted from this rule.
		// Meaning, the deny rule will not be applicable to these permissions.
		// ExceptionPermissions: []string{"cloudresourcemanager.googleapis.com/projects.create"},
		//
		// Set the condition which will enforce the deny rule.
		// If this condition is true, the deny rule will be applicable.
		// Else, the rule will not be enforced.
		// The expression uses Common Expression Language syntax (CEL).
		// Here we block access based on tags.
		//
		// Here, we create a deny rule that denies the
		// cloudresourcemanager.googleapis.com/projects.delete permission
		// to everyone except project-admins@example.com for resources that are tagged prod.
		// A tag is a key-value pair that can be attached to an organization, folder, or project.
		// For more info, see: https://cloud.google.com/iam/docs/deny-access#create-deny-policy
		DenialCondition: &expr.Expr{
			Expression: "!resource.matchTag('12345678/env', 'prod')",
		},
	}

	// Set the rule description and deny rule to update.
	policyRule := &iampb.PolicyRule{
		Description: "block all principals from deleting projects, unless the principal is a member of project-admins@example.com and the project being deleted has a tag with the value prod",
		Kind: &iampb.PolicyRule_DenyRule{
			DenyRule: denyRule,
		},
	}

	// Set the policy resource path, version (etag) and the updated deny rules.
	policy := &iampb.Policy{
		// Construct the full path of the policy.
		// Its format is: "policies/ATTACHMENT_POINT/denypolicies/POLICY_ID"
		Name:  fmt.Sprintf("policies/%s/denypolicies/%s", attachmentPoint, policyID),
		Etag:  etag,
		Rules: [](*iampb.PolicyRule){policyRule},
	}

	// Create the update policy request.
	req := &iampb.UpdatePolicyRequest{
		Policy: policy,
	}
	op, err := policiesClient.UpdatePolicy(ctx, req)
	if err != nil {
		return fmt.Errorf("unable to update policy: %w", err)
	}

	policy, err = op.Wait(ctx)
	if err != nil {
		return fmt.Errorf("unable to wait for the operation: %w", err)
	}

	fmt.Fprintf(w, "Policy %s updated\n", policy.GetName())

	return nil
}

Java

IAM용 클라이언트 라이브러리를 설치하고 사용하는 방법은 IAM 클라이언트 라이브러리를 참조하세요. 자세한 내용은 IAM Java API 참고 문서를 참조하세요.

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


import com.google.iam.v2.DenyRule;
import com.google.iam.v2.PoliciesClient;
import com.google.iam.v2.Policy;
import com.google.iam.v2.PolicyRule;
import com.google.iam.v2.UpdatePolicyRequest;
import com.google.longrunning.Operation;
import com.google.type.Expr;
import java.io.IOException;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class UpdateDenyPolicy {

  public static void main(String[] args)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    // TODO(developer): Replace these variables before running the sample.

    // ID or number of the Google Cloud project you want to use.
    String projectId = "your-google-cloud-project-id";

    // Specify the ID of the Deny policy you want to retrieve.
    String policyId = "deny-policy-id";

    // Etag field that identifies the policy version. The etag changes each time
    // you update the policy. Get the etag of an existing policy by performing a GetPolicy request.
    String etag = "policy_etag";

    updateDenyPolicy(projectId, policyId, etag);
  }

  // Update the deny rules and/ or its display name after policy creation.
  public static void updateDenyPolicy(String projectId, String policyId, String etag)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {

    try (PoliciesClient policiesClient = PoliciesClient.create()) {

      // Each deny policy is attached to an organization, folder, or project.
      // To work with deny policies, specify the attachment point.
      //
      // Its format can be one of the following:
      // 1. cloudresourcemanager.googleapis.com/organizations/ORG_ID
      // 2. cloudresourcemanager.googleapis.com/folders/FOLDER_ID
      // 3. cloudresourcemanager.googleapis.com/projects/PROJECT_ID
      //
      // The attachment point is identified by its URL-encoded resource name.
      String urlEncodedResource =
          URLEncoder.encode(
              "cloudresourcemanager.googleapis.com/projects/", StandardCharsets.UTF_8);
      String attachmentPoint = String.format("%s%s", urlEncodedResource, projectId);

      // Construct the full path of the resource to which the policy is attached to.
      // Its format is: "policies/{attachmentPoint}/denypolicies/{policyId}"
      String policyParent = String.format("policies/%s/denypolicies/%s", attachmentPoint, policyId);

      DenyRule denyRule =
          DenyRule.newBuilder()
              // Add one or more principals who should be denied the permissions specified in this
              // rule.
              // For more information on allowed values, see:
              // https://cloud.google.com/iam/docs/principal-identifiers
              .addDeniedPrincipals("principalSet://goog/public:all")

              // Optionally, set the principals who should be exempted from the list of principals
              // added in "DeniedPrincipals".
              // Example, if you want to deny certain permissions to a group but exempt a few
              // principals, then add those here.
              // .addExceptionPrincipals(
              //     "principalSet://goog/group/project-admins@example.com")

              // Set the permissions to deny.
              // The permission value is of the format: service_fqdn/resource.action
              // For the list of supported permissions, see:
              // https://cloud.google.com/iam/help/deny/supported-permissions
              .addDeniedPermissions("cloudresourcemanager.googleapis.com/projects.delete")

              // Add the permissions to be exempted from this rule.
              // Meaning, the deny rule will not be applicable to these permissions.
              // .addExceptionPermissions("cloudresourcemanager.googleapis.com/projects.get")

              // Set the condition which will enforce the deny rule.
              // If this condition is true, the deny rule will be applicable. Else, the rule will
              // not be enforced.
              .setDenialCondition(
                  Expr.newBuilder()
                      // The expression uses Common Expression Language syntax (CEL). Here we block
                      // access based on tags.
                      //
                      // A tag is a key-value pair that can be attached to an organization, folder,
                      // or project. You can use deny policies to deny permissions based on tags
                      // without adding an IAM Condition to every role grant.
                      // For example, imagine that you tag all of your projects as dev, test, or
                      // prod. You want only members of project-admins@example.com to be able to
                      // perform operations on projects that are tagged prod.
                      // To solve this problem, you create a deny rule that denies the
                      // cloudresourcemanager.googleapis.com/projects.delete permission to everyone
                      // except project-admins@example.com for resources that are tagged prod.
                      .setExpression("!resource.matchTag('12345678/env', 'prod')")
                      .setTitle("Only for prod projects")
                      .build())
              .build();

      // Set the policy resource path, version (etag) and the updated deny rules.
      Policy policy =
          Policy.newBuilder()
              .setName(policyParent)
              .setEtag(etag)
              .addRules(
                  PolicyRule.newBuilder()
                      // Set the rule description to update.
                      .setDescription(
                          "Block all principals from deleting projects, unless the principal"
                              + " is a member of project-admins@example.com and the project"
                              + "being deleted has a tag with the value prod")
                      // Set the deny rule to update.
                      .setDenyRule(denyRule)
                      .build())
              .build();

      // Create the update policy request.
      UpdatePolicyRequest updatePolicyRequest =
          UpdatePolicyRequest.newBuilder().setPolicy(policy).build();

      // Wait for the operation to complete.
      Operation operation =
          policiesClient
              .updatePolicyCallable()
              .futureCall(updatePolicyRequest)
              .get(3, TimeUnit.MINUTES);

      if (operation.hasError()) {
        System.out.println("Error in updating the policy " + operation.getError());
        return;
      }

      System.out.println("Updated the deny policy: " + policyId);
    }
  }
}

Node.js

IAM용 클라이언트 라이브러리를 설치하고 사용하는 방법은 IAM 클라이언트 라이브러리를 참조하세요. 자세한 내용은 IAM Node.js API 참고 문서를 참조하세요.

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

/**
 * TODO(developer): Uncomment and replace these variables before running the sample.
 */
// const projectId = 'YOUR_PROJECT_ID';
// const policyID = 'YOUR_POLICY_ID';
// const etag = 'YOUR_ETAG';

const {PoliciesClient} = require('@google-cloud/iam').v2;

const iamClient = new PoliciesClient();

// Each deny policy is attached to an organization, folder, or project.
// To work with deny policies, specify the attachment point.
//
// Its format can be one of the following:
// 1. cloudresourcemanager.googleapis.com/organizations/ORG_ID
// 2. cloudresourcemanager.googleapis.com/folders/FOLDER_ID
// 3. cloudresourcemanager.googleapis.com/projects/PROJECT_ID
//
// The attachment point is identified by its URL-encoded resource name. Hence, replace
// the "/" with "%2F".
const attachmentPoint = `cloudresourcemanager.googleapis.com%2Fprojects%2F${projectId}`;

const denyRule = {
  // Add one or more principals who should be denied the permissions specified in this rule.
  // For more information on allowed values, see: https://cloud.google.com/iam/help/deny/principal-identifiers
  deniedPrincipals: ['principalSet://goog/public:all'],
  // Optionally, set the principals who should be exempted from the
  // list of denied principals. For example, if you want to deny certain permissions
  // to a group but exempt a few principals, then add those here.
  // exceptionPrincipals: ['principalSet://goog/group/project-admins@example.com'],
  // Set the permissions to deny.
  // The permission value is of the format: service_fqdn/resource.action
  // For the list of supported permissions, see: https://cloud.google.com/iam/help/deny/supported-permissions
  deniedPermissions: ['cloudresourcemanager.googleapis.com/projects.delete'],
  // Optionally, add the permissions to be exempted from this rule.
  // Meaning, the deny rule will not be applicable to these permissions.
  // exceptionPermissions: ['cloudresourcemanager.googleapis.com/projects.create']
  //
  // Set the condition which will enforce the deny rule.
  // If this condition is true, the deny rule will be applicable. Else, the rule will not be enforced.
  // The expression uses Common Expression Language syntax (CEL).
  // Here we block access based on tags.
  //
  // Here, we create a deny rule that denies the cloudresourcemanager.googleapis.com/projects.delete permission to everyone except project-admins@example.com for resources that are tagged test.
  // A tag is a key-value pair that can be attached to an organization, folder, or project.
  // For more info, see: https://cloud.google.com/iam/docs/deny-access#create-deny-policy
  denialCondition: {
    expression: '!resource.matchTag("12345678/env", "prod")',
  },
};

async function updateDenyPolicy() {
  const request = {
    policy: {
      name: `policies/${attachmentPoint}/denypolicies/${policyId}`,
      etag,
      rules: [
        {
          description:
            'block all principals from deleting projects, unless the principal is a member of project-admins@example.com and the project being deleted has a tag with the value prod',
          denyRule,
        },
      ],
    },
    policyId,
  };

  const [operation] = await iamClient.updatePolicy(request);
  const [policy] = await operation.promise();

  console.log(`Updated the deny policy: ${policy.name}`);
}

updateDenyPolicy();

Python

IAM용 클라이언트 라이브러리를 설치하고 사용하는 방법은 IAM 클라이언트 라이브러리를 참조하세요. 자세한 내용은 IAM Python API 참고 문서를 참조하세요.

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

def update_deny_policy(project_id: str, policy_id: str, etag: str) -> None:
    from google.cloud import iam_v2
    from google.cloud.iam_v2 import types

    """
    Update the deny rules and/ or its display name after policy creation.

    project_id: ID or number of the Google Cloud project you want to use.

    policy_id: The ID of the deny policy you want to retrieve.

    etag: Etag field that identifies the policy version. The etag changes each time
    you update the policy. Get the etag of an existing policy by performing a GetPolicy request.
    """
    policies_client = iam_v2.PoliciesClient()

    # Each deny policy is attached to an organization, folder, or project.
    # To work with deny policies, specify the attachment point.
    #
    # Its format can be one of the following:
    # 1. cloudresourcemanager.googleapis.com/organizations/ORG_ID
    # 2. cloudresourcemanager.googleapis.com/folders/FOLDER_ID
    # 3. cloudresourcemanager.googleapis.com/projects/PROJECT_ID
    #
    # The attachment point is identified by its URL-encoded resource name. Hence, replace
    # the "/" with "%2F".
    attachment_point = f"cloudresourcemanager.googleapis.com%2Fprojects%2F{project_id}"

    deny_rule = types.DenyRule()

    # Add one or more principals who should be denied the permissions specified in this rule.
    # For more information on allowed values, see: https://cloud.google.com/iam/help/deny/principal-identifiers
    deny_rule.denied_principals = ["principalSet://goog/public:all"]

    # Optionally, set the principals who should be exempted from the list of principals added in "DeniedPrincipals".
    # Example, if you want to deny certain permissions to a group but exempt a few principals, then add those here.
    # deny_rule.exception_principals = ["principalSet://goog/group/project-admins@example.com"]

    # Set the permissions to deny.
    # The permission value is of the format: service_fqdn/resource.action
    # For the list of supported permissions, see: https://cloud.google.com/iam/help/deny/supported-permissions
    deny_rule.denied_permissions = [
        "cloudresourcemanager.googleapis.com/projects.delete"
    ]

    # Add the permissions to be exempted from this rule.
    # Meaning, the deny rule will not be applicable to these permissions.
    # deny_rule.exception_permissions = ["cloudresourcemanager.googleapis.com/projects.get"]

    # Set the condition which will enforce the deny rule.
    # If this condition is true, the deny rule will be applicable. Else, the rule will not be enforced.
    #
    # The expression uses Common Expression Language syntax (CEL). Here we block access based on tags.
    #
    # Here, we create a deny rule that denies the cloudresourcemanager.googleapis.com/projects.delete permission to everyone except project-admins@example.com for resources that are tagged prod.
    # A tag is a key-value pair that can be attached to an organization, folder, or project.
    # For more info, see: https://cloud.google.com/iam/docs/deny-access#create-deny-policy
    deny_rule.denial_condition = {
        "expression": "!resource.matchTag('12345678/env', 'prod')"
    }

    # Set the rule description and deny rule to update.
    policy_rule = types.PolicyRule()
    policy_rule.description = "block all principals from deleting projects, unless the principal is a member of project-admins@example.com and the project being deleted has a tag with the value prod"
    policy_rule.deny_rule = deny_rule

    # Set the policy resource path, version (etag) and the updated deny rules.
    policy = types.Policy()
    # Construct the full path of the policy.
    # Its format is: "policies/{attachmentPoint}/denypolicies/{policyId}"
    policy.name = f"policies/{attachment_point}/denypolicies/{policy_id}"
    policy.etag = etag
    policy.rules = [policy_rule]

    # Create the update policy request.
    request = types.UpdatePolicyRequest()
    request.policy = policy

    result = policies_client.update_policy(request=request).result()
    print(f"Updated the deny policy: {result.name.rsplit('/')[-1]}")


if __name__ == "__main__":
    import uuid

    # Your Google Cloud project ID.
    project_id = "your-google-cloud-project-id"
    # Any unique ID (0 to 63 chars) starting with a lowercase letter.
    policy_id = f"deny-{uuid.uuid4()}"
    # Get the etag by performing a Get policy request.
    etag = "etag"

    update_deny_policy(project_id, policy_id, etag)

다음 단계

다른 Google Cloud 제품의 코드 샘플을 검색하고 필터링하려면 Google Cloud 샘플 브라우저를 참조하세요.