Inicia una VM con discos encriptados

Proporciona una clave de encriptación y, luego, inicia una instancia de VM que tenga discos encriptados.

Explora más

Para obtener documentación en la que se incluye esta muestra de código, consulta lo siguiente:

Detén o reinicia una VM

Muestra de código

Go

Antes de probar esta muestra, sigue las instrucciones de configuración de Go en la Guía de inicio rápido de Compute Engine: Usa las bibliotecas cliente. Si quieres obtener más información, consulta la documentación de referencia de la API de Go de Compute Engine.

Para autenticarte en Compute Engine, configura las credenciales predeterminadas de la aplicación. Si deseas obtener más información, consulta Configura la autenticación para un entorno de desarrollo local.

import (
	"context"
	"fmt"
	"io"

	compute "cloud.google.com/go/compute/apiv1"
	computepb "cloud.google.com/go/compute/apiv1/computepb"
	"google.golang.org/protobuf/proto"
)

// startInstanceWithEncKey starts a stopped Google Compute Engine instance (with encrypted disks).
func startInstanceWithEncKey(w io.Writer, projectID, zone, instanceName, key string) error {
	// projectID := "your_project_id"
	// zone := "europe-central2-b"
	// instanceName := "your_instance_name"
	// key := "your_encryption_key"

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

	instanceReq := &computepb.GetInstanceRequest{
		Project:  projectID,
		Zone:     zone,
		Instance: instanceName,
	}

	instance, err := instancesClient.Get(ctx, instanceReq)
	if err != nil {
		return fmt.Errorf("unable to get instance: %w", err)
	}

	req := &computepb.StartWithEncryptionKeyInstanceRequest{
		Project:  projectID,
		Zone:     zone,
		Instance: instanceName,
		InstancesStartWithEncryptionKeyRequestResource: &computepb.InstancesStartWithEncryptionKeyRequest{
			Disks: []*computepb.CustomerEncryptionKeyProtectedDisk{
				{
					Source: proto.String(instance.GetDisks()[0].GetSource()),
					DiskEncryptionKey: &computepb.CustomerEncryptionKey{
						RawKey: proto.String(key),
					},
				},
			},
		},
	}

	op, err := instancesClient.StartWithEncryptionKey(ctx, req)
	if err != nil {
		return fmt.Errorf("unable to start instance with encryption key: %w", err)
	}

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

	fmt.Fprintf(w, "Instance with encryption key started\n")

	return nil
}

Java

Antes de probar esta muestra, sigue las instrucciones de configuración de Java en la Guía de inicio rápido de Compute Engine: Usa las bibliotecas cliente. Si quieres obtener más información, consulta la documentación de referencia de la API de Java de Compute Engine.


import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.compute.v1.CustomerEncryptionKey;
import com.google.cloud.compute.v1.CustomerEncryptionKeyProtectedDisk;
import com.google.cloud.compute.v1.GetInstanceRequest;
import com.google.cloud.compute.v1.Instance;
import com.google.cloud.compute.v1.InstancesClient;
import com.google.cloud.compute.v1.InstancesStartWithEncryptionKeyRequest;
import com.google.cloud.compute.v1.Operation;
import com.google.cloud.compute.v1.Operation.Status;
import com.google.cloud.compute.v1.StartWithEncryptionKeyInstanceRequest;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class StartEncryptedInstance {

  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 your instance belongs to.
       zone: name of the zone your instance belongs to.
       instanceName: name of the instance your want to start.
       key: bytes object representing a raw base64 encoded key to your machines boot disk.
            For more information about disk encryption see:
            https://cloud.google.com/compute/docs/disks/customer-supplied-encryption#specifications
     */
    String project = "your-project-id";
    String zone = "zone-name";
    String instanceName = "instance-name";
    String key = "raw-key";

    startEncryptedInstance(project, zone, instanceName, key);
  }

  // Starts a stopped Google Compute Engine instance (with encrypted disks).
  public static void startEncryptedInstance(String project, String zone, String instanceName,
      String key)
      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 `instancesClient.close()` method on the client to safely
       clean up any remaining background resources. */
    try (InstancesClient instancesClient = InstancesClient.create()) {

      GetInstanceRequest getInstanceRequest = GetInstanceRequest.newBuilder()
          .setProject(project)
          .setZone(zone)
          .setInstance(instanceName).build();

      Instance instance = instancesClient.get(getInstanceRequest);

      // Prepare the information about disk encryption.
      CustomerEncryptionKeyProtectedDisk protectedDisk = CustomerEncryptionKeyProtectedDisk
          .newBuilder()
          /* Use raw_key to send over the key to unlock the disk
             To use a key stored in KMS, you need to provide:
             `kms_key_name` and `kms_key_service_account`
           */
          .setDiskEncryptionKey(CustomerEncryptionKey.newBuilder()
              .setRawKey(key).build())
          .setSource(instance.getDisks(0).getSource())
          .build();

      InstancesStartWithEncryptionKeyRequest startWithEncryptionKeyRequest =
          InstancesStartWithEncryptionKeyRequest.newBuilder()
              .addDisks(protectedDisk).build();

      StartWithEncryptionKeyInstanceRequest encryptionKeyInstanceRequest =
          StartWithEncryptionKeyInstanceRequest.newBuilder()
              .setProject(project)
              .setZone(zone)
              .setInstance(instanceName)
              .setInstancesStartWithEncryptionKeyRequestResource(startWithEncryptionKeyRequest)
              .build();

      OperationFuture<Operation, Operation> operation = instancesClient.startWithEncryptionKeyAsync(
          encryptionKeyInstanceRequest);
      Operation response = operation.get(3, TimeUnit.MINUTES);

      if (response.getStatus() == Status.DONE) {
        System.out.println("Encrypted instance started successfully ! ");
      }
    }
  }

}

Node.js

Antes de probar esta muestra, sigue las instrucciones de configuración de Node.js en la Guía de inicio rápido de Compute Engine: Usa las bibliotecas cliente. Si quieres obtener más información, consulta la documentación de referencia de la API de Node.js de Compute Engine.

/**
 * TODO(developer): Uncomment and replace these variables before running the sample.
 */
// const projectId = 'YOUR_PROJECT_ID';
// const zone = 'europe-central2-b'
// const instanceName = 'YOUR_INSTANCE_NAME'
// const key = 'YOUR_KEY_STRING'

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

async function startInstanceWithEncryptionKey() {
  const instancesClient = new compute.InstancesClient();

  const [instance] = await instancesClient.get({
    project: projectId,
    zone,
    instance: instanceName,
  });

  const [response] = await instancesClient.startWithEncryptionKey({
    project: projectId,
    zone,
    instance: instanceName,
    instancesStartWithEncryptionKeyRequestResource: {
      disks: [
        {
          source: instance.disks[0].source,
          diskEncryptionKey: {
            rawKey: key,
          },
        },
      ],
    },
  });
  let operation = response.latestResponse;
  const operationsClient = new compute.ZoneOperationsClient();

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

  console.log('Instance with encryption key started.');
}

startInstanceWithEncryptionKey();

PHP

Antes de probar esta muestra, sigue las instrucciones de configuración de PHP en la Guía de inicio rápido de Compute Engine: Usa las bibliotecas cliente. Si quieres obtener más información, consulta la documentación de referencia de la API de PHP de Compute Engine.

use Google\Cloud\Compute\V1\Client\InstancesClient;
use Google\Cloud\Compute\V1\CustomerEncryptionKey;
use Google\Cloud\Compute\V1\CustomerEncryptionKeyProtectedDisk;
use Google\Cloud\Compute\V1\GetInstanceRequest;
use Google\Cloud\Compute\V1\InstancesStartWithEncryptionKeyRequest;
use Google\Cloud\Compute\V1\StartWithEncryptionKeyInstanceRequest;

/**
 * Starts a stopped Google Compute Engine instance (with encrypted disks).
 *
 * @param string $projectId Project ID or project number of the Cloud project your instance belongs to.
 * @param string $zone Name of the zone your instance belongs to.
 * @param string $instanceName Name of the instance you want to stop.
 * @param string $key Bytes object representing a raw base64 encoded key to your instance's boot disk.
 *                    For more information about disk encryption see:
 *                    https://cloud.google.com/compute/docs/disks/customer-supplied-encryption#specifications
 *
 * @throws \Google\ApiCore\ApiException if the remote call fails.
 * @throws \Google\ApiCore\ValidationException if local error occurs before remote call.
 */
function start_instance_with_encryption_key(
    string $projectId,
    string $zone,
    string $instanceName,
    string $key
) {
    // Initiate the InstancesClient.
    $instancesClient = new InstancesClient();

    // Get data about the instance.
    $request = (new GetInstanceRequest())
        ->setInstance($instanceName)
        ->setProject($projectId)
        ->setZone($zone);
    $instanceData = $instancesClient->get($request);

    // Use `setRawKey` to send over the key to unlock the disk
    // To use a key stored in KMS, you need to use `setKmsKeyName` and `setKmsKeyServiceAccount`
    $customerEncryptionKey = (new CustomerEncryptionKey())
        ->setRawKey($key);

    /** @var \Google\Cloud\Compute\V1\AttachedDisk */
    $disk = $instanceData->getDisks()[0];

    // Prepare the information about disk encryption.
    $diskData = (new CustomerEncryptionKeyProtectedDisk())
        ->setSource($disk->getSource())
        ->setDiskEncryptionKey($customerEncryptionKey);

    // Set request with one disk.
    $instancesStartWithEncryptionKeyRequest = (new InstancesStartWithEncryptionKeyRequest())
        ->setDisks(array($diskData));

    // Start the instance with encrypted disk.
    $request2 = (new StartWithEncryptionKeyInstanceRequest())
        ->setInstance($instanceName)
        ->setInstancesStartWithEncryptionKeyRequestResource($instancesStartWithEncryptionKeyRequest)
        ->setProject($projectId)
        ->setZone($zone);
    $operation = $instancesClient->startWithEncryptionKey($request2);

    // Wait for the operation to complete.
    $operation->pollUntilComplete();
    if ($operation->operationSucceeded()) {
        printf('Instance %s started successfully' . PHP_EOL, $instanceName);
    } else {
        $error = $operation->getError();
        printf('Starting instance failed: %s' . PHP_EOL, $error?->getMessage());
    }
}

Python

Antes de probar esta muestra, sigue las instrucciones de configuración de Python en la Guía de inicio rápido de Compute Engine: Usa las bibliotecas cliente. Si quieres obtener más información, consulta la documentación de referencia de la API de 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 start_instance_with_encryption_key(
    project_id: str, zone: str, instance_name: str, key: bytes
) -> None:
    """
    Starts a stopped Google Compute Engine instance (with encrypted disks).
    Args:
        project_id: project ID or project number of the Cloud project your instance belongs to.
        zone: name of the zone your instance belongs to.
        instance_name: name of the instance your want to start.
        key: bytes object representing a raw base64 encoded key to your machines boot disk.
            For more information about disk encryption see:
            https://cloud.google.com/compute/docs/disks/customer-supplied-encryption#specifications
    """
    instance_client = compute_v1.InstancesClient()

    instance_data = instance_client.get(
        project=project_id, zone=zone, instance=instance_name
    )

    # Prepare the information about disk encryption
    disk_data = compute_v1.CustomerEncryptionKeyProtectedDisk()
    disk_data.source = instance_data.disks[0].source
    disk_data.disk_encryption_key = compute_v1.CustomerEncryptionKey()
    # Use raw_key to send over the key to unlock the disk
    # To use a key stored in KMS, you need to provide `kms_key_name` and `kms_key_service_account`
    disk_data.disk_encryption_key.raw_key = key
    enc_data = compute_v1.InstancesStartWithEncryptionKeyRequest()
    enc_data.disks = [disk_data]

    operation = instance_client.start_with_encryption_key(
        project=project_id,
        zone=zone,
        instance=instance_name,
        instances_start_with_encryption_key_request_resource=enc_data,
    )

    wait_for_extended_operation(operation, "instance start (with encrypted disk)")

¿Qué sigue?

Para buscar y filtrar muestras de código para otros productos de Google Cloud, consulta el navegador de muestra de Google Cloud.