Obtenha, liste e exclua modelos de instância


Esta página descreve como obter, listar e excluir modelos de instância.

Antes de começar

Obtenha informações sobre um modelo de instância

Console

  1. No console do Google Cloud, acesse a página Modelos de instância.

    Vá para a página de modelos de instância

  2. Clique no nome do modelo de instância para ver os detalhes do modelo.

gcloud

Para obter informações sobre um modelo de instância regional ou global, use o instance-templates describe command .

Para um modelo de instância regional, use o seguinte comando:

gcloud compute instance-templates describe INSTANCE_TEMPLATE_NAME \
    --region=REGION

Para um modelo de instância global, use o seguinte comando:

gcloud compute instance-templates describe INSTANCE_TEMPLATE_NAME

Ir

import (
	"context"
	"fmt"

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

// getInstanceTemplate retrieves an instance template, which you can use to create virtual machine
// (VM) instances and managed instance groups (MIGs).
func getInstanceTemplate(projectID, templateName string) (*computepb.InstanceTemplate, error) {
	// projectID := "your_project_id"
	// templateName := "your_template_name"

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

	req := &computepb.GetInstanceTemplateRequest{
		Project:          projectID,
		InstanceTemplate: templateName,
	}

	return instanceTemplatesClient.Get(ctx, req)
}

Java


import com.google.cloud.compute.v1.GetInstanceTemplateRequest;
import com.google.cloud.compute.v1.InstanceTemplate;
import com.google.cloud.compute.v1.InstanceTemplatesClient;
import java.io.IOException;

public class GetInstanceTemplate {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    // projectId: project ID or project number of the Cloud project you use.
    // templateName: name of the template to retrieve.
    String projectId = "your-project-id";
    String templateName = "template-name";
    getInstanceTemplate(projectId, templateName);
  }

  //  Retrieve an instance template, which you can use to create virtual machine
  //  (VM) instances and managed instance groups (MIGs).
  public static void getInstanceTemplate(String projectId, String templateName) throws IOException {
    try (InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {

      GetInstanceTemplateRequest getInstanceTemplateRequest = GetInstanceTemplateRequest
          .newBuilder()
          .setProject(projectId)
          .setInstanceTemplate(templateName).build();

      InstanceTemplate instanceTemplate = instanceTemplatesClient.get(getInstanceTemplateRequest);
      System.out.println("Instance Template retrieved: " + instanceTemplate.getName());
    }
  }
}

Node.js

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

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

// Retrieve an instance template, which you can use to create
// virtual machine (VM) instances and managed instance groups (MIGs).
async function getInstanceTemplate() {
  const instanceTemplatesClient = new compute.InstanceTemplatesClient();

  const [instance] = await instanceTemplatesClient.get({
    project: projectId,
    instanceTemplate: templateName,
  });

  console.log('Instance template:', instance);
}

getInstanceTemplate();

Pitão

from google.cloud import compute_v1


def get_instance_template(
    project_id: str, template_name: str
) -> compute_v1.InstanceTemplate:
    """
    Retrieve an instance template, which you can use to create virtual machine
    (VM) instances and managed instance groups (MIGs).

    Args:
        project_id: project ID or project number of the Cloud project you use.
        template_name: name of the template to retrieve.

    Returns:
        InstanceTemplate object that represents the retrieved template.
    """
    template_client = compute_v1.InstanceTemplatesClient()
    return template_client.get(project=project_id, instance_template=template_name)

DESCANSAR

Para obter informações sobre um modelo de instância regional, use o método regionInstanceTemplates.get da seguinte forma:

GET https://compute.googleapis.com/compute/v1/projects/PROJECT_ID/regions/REGION/instanceTemplates/INSTANCE_TEMPLATE_NAME

Para obter informações sobre um modelo de instância global, use instanceTemplates.get da seguinte forma:

GET https://compute.googleapis.com/compute/v1/projects/[PROJECT_ID]/global/instanceTemplates/[INSTANCE_TEMPLATE]

Listar modelos de instância

Para obter uma lista de modelos de instância que você criou:

Console

A página Modelos de instância lista todos os modelos de instância do seu projeto.

Vá para a página Modelos de instância

gcloud

Para obter uma lista de todos os modelos de instâncias regionais, use o seguinte comando:

gcloud compute instance-templates list \
    --regions

Para obter uma lista de modelos de instâncias regionais em uma região específica, use o seguinte comando:

gcloud compute instance-templates list \
    --filter="region:(REGION)"

Para obter uma lista de modelos de instância globais, use o seguinte comando:

gcloud compute instance-templates list \
    --global

Para obter uma lista de todos os modelos de instância, incluindo regionais e globais, use o seguinte comando:

gcloud compute instance-templates list

Ir

import (
	"context"
	"fmt"
	"io"

	compute "cloud.google.com/go/compute/apiv1"
	computepb "cloud.google.com/go/compute/apiv1/computepb"
	"google.golang.org/api/iterator"
)

// listInstanceTemplates prints a list of InstanceTemplate objects available in a project.
func listInstanceTemplates(w io.Writer, projectID string) error {
	// projectID := "your_project_id"

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

	req := &computepb.ListInstanceTemplatesRequest{
		Project: projectID,
	}

	it := instanceTemplatesClient.List(ctx, req)
	for {
		instance, err := it.Next()
		if err == iterator.Done {
			break
		}
		if err != nil {
			return err
		}
		fmt.Fprintf(w, "- %s %s\n", instance.GetName(), instance.GetProperties().GetMachineType())
	}

	return nil
}

Java


import com.google.cloud.compute.v1.InstanceTemplate;
import com.google.cloud.compute.v1.InstanceTemplatesClient;
import com.google.cloud.compute.v1.InstanceTemplatesClient.ListPagedResponse;
import java.io.IOException;

public class ListInstanceTemplates {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    // projectId: project ID or project number of the Cloud project you use.
    String projectId = "your-project-id";
    listInstanceTemplates(projectId);
  }

  // Get a list of InstanceTemplate objects available in a project.
  public static ListPagedResponse listInstanceTemplates(String projectId) throws IOException {
    try (InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {
      int count = 0;
      System.out.println("Listing instance templates...");
      ListPagedResponse templates = instanceTemplatesClient.list(projectId);
      for (InstanceTemplate instanceTemplate : templates.iterateAll()) {
        System.out.printf("%s. %s%n", ++count, instanceTemplate.getName());
      }
      return templates;
    }
  }
}

Node.js

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

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

// Print a list of instance template objects available in a project.
async function listInstanceTemplates() {
  const instanceTemplatesClient = new compute.InstanceTemplatesClient();

  const instanceTemplates = instanceTemplatesClient.listAsync({
    project: projectId,
  });

  for await (const instanceTemplate of instanceTemplates) {
    console.log(` - ${instanceTemplate.name}`);
  }
}

listInstanceTemplates();

Pitão

from __future__ import annotations

from collections.abc import Iterable

from google.cloud import compute_v1


def list_instance_templates(project_id: str) -> Iterable[compute_v1.InstanceTemplate]:
    """
    Get a list of InstanceTemplate objects available in a project.

    Args:
        project_id: project ID or project number of the Cloud project you use.

    Returns:
        Iterable list of InstanceTemplate objects.
    """
    template_client = compute_v1.InstanceTemplatesClient()
    return template_client.list(project=project_id)

DESCANSAR

Para obter uma lista de modelos de instâncias regionais, faça uma solicitação regionInstanceTemplates.list :

GET https://compute.googleapis.com/compute/v1/projects/PROJECT/regions/REGION/instanceTemplates

Para obter uma lista de modelos de instância globais, faça uma solicitação instanceTemplates.list :

GET https://compute.googleapis.com/compute/v1/projects/PROJECT_ID/global/instanceTemplates

Excluir um modelo de instância

Excluir um modelo de instância o remove da sua lista de modelos. Você não poderá excluir um modelo de instância se um grupo de instâncias gerenciadas fizer referência a ele.

Console

  1. No console do Google Cloud, acesse a página Modelos de instância.

    Vá para a página Modelos de instância

  2. Selecione os modelos de instância que você deseja excluir.
  3. Clique em Excluir .

gcloud

Usando a CLI do Google Cloud, execute:

gcloud compute instance-templates delete INSTANCE_TEMPLATE_NAME

Para um modelo de instância regional, INSTANCE_TEMPLATE_NAME deve conter o URL completo do modelo. Por exemplo, https://www.googleapis.com/compute/v1/projects/example-project/regions/us-central1/instanceTemplates/example-regional-instance-template .

Ir

import (
	"context"
	"fmt"
	"io"

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

// deleteInstanceTemplate deletes an instance template.
func deleteInstanceTemplate(w io.Writer, projectID, templateName string) error {
	// projectID := "your_project_id"
	// templateName := "your_template_name"

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

	req := &computepb.DeleteInstanceTemplateRequest{
		Project:          projectID,
		InstanceTemplate: templateName,
	}

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

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

	fmt.Fprintf(w, "Instance template deleted\n")

	return nil
}

Java


import com.google.cloud.compute.v1.DeleteInstanceTemplateRequest;
import com.google.cloud.compute.v1.InstanceTemplatesClient;
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 DeleteInstanceTemplate {

  public static void main(String[] args)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    // TODO(developer): Replace these variables before running the sample.
    // projectId: project ID or project number of the Cloud project you use.
    // templateName: name of the new template to create.
    String projectId = "your-project-id";
    String templateName = "template-name";
    deleteInstanceTemplate(projectId, templateName);
  }

  // Delete an instance template.
  public static void deleteInstanceTemplate(String projectId, String templateName)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    try (InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {

      DeleteInstanceTemplateRequest deleteInstanceTemplateRequest = DeleteInstanceTemplateRequest
          .newBuilder()
          .setProject(projectId)
          .setInstanceTemplate(templateName).build();

      Operation response = instanceTemplatesClient.deleteAsync(deleteInstanceTemplateRequest)
          .get(3, TimeUnit.MINUTES);

      if (response.hasError()) {
        System.out.println("Instance template deletion failed ! ! " + response);
        return;
      }
      System.out.printf("Instance template deletion operation status for %s: %s ", templateName,
          response.getStatus());
    }
  }
}

Node.js

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

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

// Delete an instance template.
async function deleteInstanceTemplate() {
  const instanceTemplatesClient = new compute.InstanceTemplatesClient();

  const [response] = await instanceTemplatesClient.delete({
    project: projectId,
    instanceTemplate: templateName,
  });
  let operation = response.latestResponse;
  const operationsClient = new compute.GlobalOperationsClient();

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

  console.log('Instance template deleted.');
}

deleteInstanceTemplate();

Pitão

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_instance_template(project_id: str, template_name: str) -> None:
    """
    Delete an instance template.

    Args:
        project_id: project ID or project number of the Cloud project you use.
        template_name: name of the template to delete.
    """
    template_client = compute_v1.InstanceTemplatesClient()
    operation = template_client.delete(
        project=project_id, instance_template=template_name
    )
    wait_for_extended_operation(operation, "instance template deletion")

DESCANSAR

Para excluir um modelo de instância regional, faça uma solicitação regionInstanceTemplates.delete :

DELETE https://compute.googleapis.com/compute/v1/projects/PROJECT_ID/regions/REGION/instanceTemplates/INSTANCE_TEMPLATE_NAME

Para excluir um modelo de instância global, faça uma solicitação instanceTemplates.delete :

DELETE https://compute.googleapis.com/compute/v1/projects/PROJECT_ID/global/instanceTemplates/INSTANCE_TEMPLATE_NAME

Às vezes, as VMs em um grupo de instâncias gerenciadas podem estar fora de sincronia com o restante do grupo e usar um modelo de instância diferente do restante do grupo. Se uma VM em um grupo de instâncias gerenciadas usar um modelo diferente do especificado no grupo, essa VM continuará usando seu modelo para reparo, mesmo que esse modelo seja excluído. Para obter mais informações sobre como aplicar um novo modelo de instância, consulte Aplicar novas configurações a VMs em um MIG .