Delete a custom role

Demonstrates deleting a custom role.

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For detailed documentation that includes this code sample, see the following:

Code sample

C++

To learn how to install and use the client library for IAM, see IAM client libraries. For more information, see the IAM C++ API reference documentation.

To authenticate to IAM, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

namespace iam = ::google::cloud::iam_admin_v1;
[](std::string const& name) {
  iam::IAMClient client(iam::MakeIAMConnection());
  google::iam::admin::v1::DeleteRoleRequest request;
  request.set_name(name);
  auto response = client.DeleteRole(request);
  if (!response) throw std::move(response).status();
  std::cout << "Role successfully deleted: " << response->DebugString()
            << "\n";
}

C#

To learn how to install and use the client library for IAM, see IAM client libraries. For more information, see the IAM C# API reference documentation.

To authenticate to IAM, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 


using System;
using Google.Apis.Auth.OAuth2;
using Google.Apis.Iam.v1;
using Google.Apis.Iam.v1.Data;

public partial class CustomRoles
{
    public static void DeleteRole(string name, string projectId)
    {
        var credential = GoogleCredential.GetApplicationDefault()
            .CreateScoped(IamService.Scope.CloudPlatform);
        var service = new IamService(new IamService.Initializer
        {
            HttpClientInitializer = credential
        });

        service.Projects.Roles.Delete(
            $"projects/{projectId}/roles/{name}").Execute();
        Console.WriteLine("Deleted role: " + name);
    }
}

Go

To learn how to install and use the client library for IAM, see IAM client libraries. For more information, see the IAM Go API reference documentation.

To authenticate to IAM, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

import (
	"context"
	"fmt"
	"io"

	iam "google.golang.org/api/iam/v1"
)

// deleteRole deletes a custom role.
func deleteRole(w io.Writer, projectID, name string) error {
	ctx := context.Background()
	service, err := iam.NewService(ctx)
	if err != nil {
		return fmt.Errorf("iam.NewService: %w", err)
	}

	_, err = service.Projects.Roles.Delete("projects/" + projectID + "/roles/" + name).Do()
	if err != nil {
		return fmt.Errorf("Projects.Roles.Delete: %w", err)
	}
	fmt.Fprintf(w, "Deleted role: %v", name)
	return nil
}

Java

To learn how to install and use the client library for IAM, see IAM client libraries. For more information, see the IAM Java API reference documentation.

To authenticate to IAM, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 


import com.google.cloud.iam.admin.v1.IAMClient;
import com.google.iam.admin.v1.DeleteRoleRequest;
import java.io.IOException;

/** Delete role. */
public class DeleteRole {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace the variables before running the sample.
    // Role ID must point to an existing role.
    String projectId = "your-project-id";
    String roleId = "a unique identifier (e.g. testViewer)";

    deleteRole(projectId, roleId);
  }

  public static void deleteRole(String projectId, String roleId) throws IOException {
    String roleName = "projects/" + projectId + "/roles/" + roleId;
    DeleteRoleRequest deleteRoleRequest = DeleteRoleRequest.newBuilder().setName(roleName).build();

    // Initialize client for sending requests. This client only needs to be created
    // once, and can be reused for multiple requests.
    try (IAMClient iamClient = IAMClient.create()) {
      iamClient.deleteRole(deleteRoleRequest);
      System.out.println("Role deleted.");
    }
  }
}

Python

To learn how to install and use the client library for IAM, see IAM client libraries. For more information, see the IAM Python API reference documentation.

To authenticate to IAM, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

def delete_role(name: str, project: str) -> dict:
    """Deletes a role."""

    # pylint: disable=no-member
    role = (
        service.projects()
        .roles()
        .delete(name="projects/" + project + "/roles/" + name)
        .execute()
    )

    print("Deleted role: " + name)
    return role

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