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Eliminar una regla de cortafuegos

Elimina una regla de cortafuegos de un proyecto especificado.

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Para obtener documentación detallada que incluya este código de muestra, consulta lo siguiente:

Usar reglas de cortafuegos de VPC

Código de ejemplo

C#

Antes de probar este ejemplo, sigue las C# instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API C# de Compute Engine.

Para autenticarte en Compute Engine, configura las credenciales predeterminadas de la aplicación. Para obtener más información, consulta el artículo Configurar la autenticación en un entorno de desarrollo local.


using Google.Cloud.Compute.V1;
using System.Threading.Tasks;

public class DeleteFirewallRuleAsyncSample
{
    public async Task DeleteFirewallRuleAsync(
        // TODO(developer): Set your own default values for these parameters or pass different values when calling this method.
        string projectId = "your-project-id",
        string firewallRuleName = "my-test-firewall-rule")
    {

        // Initialize client that will be used to send requests. This client only needs to be created
        // once, and can be reused for multiple requests.
        FirewallsClient client = await FirewallsClient.CreateAsync();

        // Make the request to delete the firewall rule.
        var firewallRuleDeletion = await client.DeleteAsync(projectId, firewallRuleName);

        // Wait for the operation to complete using client-side polling.
        await firewallRuleDeletion.PollUntilCompletedAsync();
    }
}

Go

Antes de probar este ejemplo, sigue las Go instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API Go de Compute Engine.

import (
	"context"
	"fmt"
	"io"

	compute "cloud.google.com/go/compute/apiv1"
	computepb "cloud.google.com/go/compute/apiv1/computepb"
)

// deleteFirewallRule deletes a firewall rule from the project.
func deleteFirewallRule(w io.Writer, projectID, firewallRuleName string) error {
	// projectID := "your_project_id"
	// firewallRuleName := "europe-central2-b"

	ctx := context.Background()
	firewallsClient, err := compute.NewFirewallsRESTClient(ctx)
	if err != nil {
		return fmt.Errorf("NewInstancesRESTClient: %w", err)
	}
	defer firewallsClient.Close()

	req := &computepb.DeleteFirewallRequest{
		Project:  projectID,
		Firewall: firewallRuleName,
	}

	op, err := firewallsClient.Delete(ctx, req)
	if err != nil {
		return fmt.Errorf("unable to delete firewall rule: %w", err)
	}

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

	fmt.Fprintf(w, "Firewall rule deleted\n")

	return nil
}

Java

Antes de probar este ejemplo, sigue las Java instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API Java de Compute Engine.


import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.compute.v1.FirewallsClient;
import com.google.cloud.compute.v1.Operation;
import java.io.IOException;
import java.util.UUID;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class DeleteFirewallRule {

  public static void main(String[] args)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    // TODO(developer): Replace these variables before running the sample
    // project: project ID or project number of the Cloud project you want to use.
    // firewallRuleName: name of the firewall rule you want to delete.
    String project = "your-project-id";
    String firewallRuleName = "firewall-rule-name-" + UUID.randomUUID();
    deleteFirewallRule(project, firewallRuleName);
  }


  // Deletes a firewall rule from the project.
  public static void deleteFirewallRule(String project, String firewallRuleName)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    /* 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 `firewallsClient.close()` method on the client to safely
       clean up any remaining background resources. */
    try (FirewallsClient firewallsClient = FirewallsClient.create()) {

      OperationFuture<Operation, Operation> operation = firewallsClient.deleteAsync(project,
          firewallRuleName);
      operation.get(3, TimeUnit.MINUTES);

      System.out.println("Deleted firewall rule -> " + firewallRuleName);
    }
  }
}

Node.js

Antes de probar este ejemplo, sigue las Node.js instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API Node.js de Compute Engine.

/**
 * TODO(developer): Uncomment and replace these variables before running the sample.
 */
// const projectId = 'YOUR_PROJECT_ID';
// const firewallRuleName = 'FIREWALL_RULE_NAME';

const compute = require('@google-cloud/compute');

async function deleteFirewallRule() {
  const firewallsClient = new compute.FirewallsClient();
  const operationsClient = new compute.GlobalOperationsClient();

  const [response] = await firewallsClient.delete({
    project: projectId,
    firewall: firewallRuleName,
  });
  let operation = response.latestResponse;

  // Wait for the create operation to complete.
  while (operation.status !== 'DONE') {
    [operation] = await operationsClient.wait({
      operation: operation.name,
      project: projectId,
    });
  }

  console.log('Firewall rule deleted');
}

deleteFirewallRule();

PHP

Antes de probar este ejemplo, sigue las PHP instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API PHP de Compute Engine.

use Google\Cloud\Compute\V1\Client\FirewallsClient;
use Google\Cloud\Compute\V1\DeleteFirewallRequest;

/**
 * Delete a firewall rule from the specified project.
 *
 * @param string $projectId Project ID or project number of the Cloud project you want to delete a rule for.
 * @param string $firewallRuleName Name of the rule that is deleted.
 *
 * @throws \Google\ApiCore\ApiException if the remote call fails.
 * @throws \Google\ApiCore\ValidationException if local error occurs before remote call.
 */
function delete_firewall_rule(string $projectId, string $firewallRuleName)
{
    $firewallsClient = new FirewallsClient();

    // Delete the firewall rule using Firewalls Client.
    $request = (new DeleteFirewallRequest())
        ->setFirewall($firewallRuleName)
        ->setProject($projectId);
    $operation = $firewallsClient->delete($request);

    // Wait for the operation to complete.
    $operation->pollUntilComplete();
    if ($operation->operationSucceeded()) {
        printf('Rule %s deleted successfully!' . PHP_EOL, $firewallRuleName);
    } else {
        $error = $operation->getError();
        printf('Failed to delete firewall rule: %s' . PHP_EOL, $error?->getMessage());
    }
}

Python

Antes de probar este ejemplo, sigue las Python instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API Python de Compute Engine.

from __future__ import annotations

import sys
from typing import Any

from google.api_core.extended_operation import ExtendedOperation
from google.cloud import compute_v1


def wait_for_extended_operation(
    operation: ExtendedOperation, verbose_name: str = "operation", timeout: int = 300
) -> Any:
    """
    Waits for the extended (long-running) operation to complete.

    If the operation is successful, it will return its result.
    If the operation ends with an error, an exception will be raised.
    If there were any warnings during the execution of the operation
    they will be printed to sys.stderr.

    Args:
        operation: a long-running operation you want to wait on.
        verbose_name: (optional) a more verbose name of the operation,
            used only during error and warning reporting.
        timeout: how long (in seconds) to wait for operation to finish.
            If None, wait indefinitely.

    Returns:
        Whatever the operation.result() returns.

    Raises:
        This method will raise the exception received from `operation.exception()`
        or RuntimeError if there is no exception set, but there is an `error_code`
        set for the `operation`.

        In case of an operation taking longer than `timeout` seconds to complete,
        a `concurrent.futures.TimeoutError` will be raised.
    """
    result = operation.result(timeout=timeout)

    if operation.error_code:
        print(
            f"Error during {verbose_name}: [Code: {operation.error_code}]: {operation.error_message}",
            file=sys.stderr,
            flush=True,
        )
        print(f"Operation ID: {operation.name}", file=sys.stderr, flush=True)
        raise operation.exception() or RuntimeError(operation.error_message)

    if operation.warnings:
        print(f"Warnings during {verbose_name}:\n", file=sys.stderr, flush=True)
        for warning in operation.warnings:
            print(f" - {warning.code}: {warning.message}", file=sys.stderr, flush=True)

    return result


def delete_firewall_rule(project_id: str, firewall_rule_name: str) -> None:
    """
    Deletes a firewall rule from the project.

    Args:
        project_id: project ID or project number of the Cloud project you want to use.
        firewall_rule_name: name of the firewall rule you want to delete.
    """
    firewall_client = compute_v1.FirewallsClient()
    operation = firewall_client.delete(project=project_id, firewall=firewall_rule_name)

    wait_for_extended_operation(operation, "firewall rule deletion")

Ruby

Antes de probar este ejemplo, sigue las Ruby instrucciones de configuración de la guía de inicio rápido de Compute Engine con bibliotecas de cliente. Para obtener más información, consulta la documentación de referencia de la API Ruby de Compute Engine.


require "google/cloud/compute/v1"

# Deletes a firewall rule from the project.
#
# @param [String] project project ID or project number of the Cloud project you want to use.
# @param [String] name name of the firewall rule you want to delete.
def delete_firewall_rule project:, name:
  client = ::Google::Cloud::Compute::V1::Firewalls::Rest::Client.new
  operation = client.delete project: project, firewall: name

  wait_until_done operation: operation
end

Siguientes pasos

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