Sospendi una VM in esecuzione

Sospendi una VM in esecuzione nel progetto e nella zona specificati.

Per saperne di più

Per la documentazione dettagliata che include questo esempio di codice, vedi quanto segue:

Sospendi o ripristina una VM

Esempio di codice

Go

Prima di provare questo esempio, segui le istruzioni di configurazione di Go disponibili nella guida rapida di Compute Engine sull'utilizzo delle librerie client. Per ulteriori informazioni, consulta la documentazione di riferimento dell'API Go di Compute Engine.

Per eseguire l'autenticazione in Compute Engine, configura Credenziali predefinite dell'applicazione. Per maggiori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import (
	"context"
	"fmt"
	"io"

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

// suspendInstance suspends a running Google Compute Engine instance.
func suspendInstance(w io.Writer, projectID, zone, instanceName string) error {
	// projectID := "your_project_id"
	// zone := "europe-central2-b"
	// instanceName := "your_instance_name"

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

	req := &computepb.SuspendInstanceRequest{
		Project:  projectID,
		Zone:     zone,
		Instance: instanceName,
	}

	op, err := instancesClient.Suspend(ctx, req)
	if err != nil {
		return fmt.Errorf("unable to suspend instance: %w", err)
	}

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

	fmt.Fprintf(w, "Instance suspended\n")

	return nil
}

Java

Prima di provare questo esempio, segui le istruzioni di configurazione di Java disponibili nella guida rapida di Compute Engine sull'utilizzo delle librerie client. Per ulteriori informazioni, consulta la documentazione di riferimento dell'API Java di Compute Engine.


import com.google.cloud.compute.v1.Instance.Status;
import com.google.cloud.compute.v1.InstancesClient;
import com.google.cloud.compute.v1.Operation;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class SuspendInstance {

  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 suspend.

    String project = "your-project-id";
    String zone = "zone-name";
    String instanceName = "instance-name";

    suspendInstance(project, zone, instanceName);
  }

  // Suspend a running Google Compute Engine instance.
  // For limitations and compatibility on which instances can be suspended,
  // see: https://cloud.google.com/compute/docs/instances/suspend-resume-instance#limitations
  public static void suspendInstance(String project, String zone, String instanceName)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    // Instantiates a client.
    try (InstancesClient instancesClient = InstancesClient.create()) {

      Operation operation = instancesClient.suspendAsync(project, zone, instanceName)
          .get(300, TimeUnit.SECONDS);

      if (operation.hasError() || !instancesClient.get(project, zone, instanceName).getStatus()
          .equalsIgnoreCase(Status.SUSPENDED.toString())) {
        System.out.println("Cannot suspend instance. Try again!");
        return;
      }

      System.out.printf("Instance suspended successfully ! %s", instanceName);
    }
  }
}

Node.js

Prima di provare questo esempio, segui le istruzioni di configurazione di Node.js disponibili nella guida rapida di Compute Engine sull'utilizzo delle librerie client. Per ulteriori informazioni, consulta la documentazione di riferimento dell'API Node.js di 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 compute = require('@google-cloud/compute');

// Suspends a running Google Compute Engine instance.
async function suspendInstance() {
  const instancesClient = new compute.InstancesClient();

  const [response] = await instancesClient.suspend({
    project: projectId,
    zone,
    instance: instanceName,
  });
  let operation = response.latestResponse;
  const operationsClient = new compute.ZoneOperationsClient();

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

  console.log('Instance suspended.');
}

suspendInstance();

PHP

Prima di provare questo esempio, segui le istruzioni di configurazione di PHP disponibili nella guida rapida di Compute Engine sull'utilizzo delle librerie client. Per ulteriori informazioni, consulta la documentazione di riferimento dell'API PHP di Compute Engine.

use Google\Cloud\Compute\V1\Client\InstancesClient;
use Google\Cloud\Compute\V1\SuspendInstanceRequest;

/**
 * Suspend a running Google Compute Engine instance.
 *
 * @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 suspend.
  *
 * @throws \Google\ApiCore\ApiException if the remote call fails.
 * @throws \Google\ApiCore\ValidationException if local error occurs before remote call.
 */
function suspend_instance(
    string $projectId,
    string $zone,
    string $instanceName
) {
    // Suspend the running Compute Engine instance using InstancesClient.
    $instancesClient = new InstancesClient();
    $request = (new SuspendInstanceRequest())
        ->setInstance($instanceName)
        ->setProject($projectId)
        ->setZone($zone);
    $operation = $instancesClient->suspend($request);

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

Python

Prima di provare questo esempio, segui le istruzioni di configurazione di Python disponibili nella guida rapida di Compute Engine sull'utilizzo delle librerie client. Per ulteriori informazioni, consulta la documentazione di riferimento dell'API Python di 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 suspend_instance(project_id: str, zone: str, instance_name: str) -> None:
    """
    Suspend a running Google Compute Engine instance.
    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 you want to suspend.
    """
    instance_client = compute_v1.InstancesClient()

    operation = instance_client.suspend(
        project=project_id, zone=zone, instance=instance_name
    )

    wait_for_extended_operation(operation, "suspend instance")

Passaggi successivi

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