Décrire une tâche

Une tâche par lot comprend une ou plusieurs tâches. Cet exemple extrait le nom et les informations détaillées sur l'état d'une tâche donnée.

En savoir plus

Pour obtenir une documentation détaillée incluant cet exemple de code, consultez les articles suivants :

Exemple de code

Go

Pour en savoir plus, consultez la documentation de référence de l'API par lot Go. 

import (
	"context"
	"fmt"
	"io"

	batch "cloud.google.com/go/batch/apiv1"
	"cloud.google.com/go/batch/apiv1/batchpb"
)

// Retrieves the information about the specified job, most importantly its status
func getTask(w io.Writer, projectID, region, jobName, taskGroup string, taskNumber int32) error {
	// projectID := "your_project_id"
	// region := "us-central1"
	// jobName := "some-job"
	// taskGroup := "group0" // defaults to "group0" on job creation unless overridden
	// taskNumber := 0

	ctx := context.Background()
	batchClient, err := batch.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("NewClient: %v", err)
	}
	defer batchClient.Close()

	req := &batchpb.GetTaskRequest{
		Name: fmt.Sprintf("projects/%s/locations/%s/jobs/%s/taskGroups/%s/tasks/%d",
			projectID, region, jobName, taskGroup, taskNumber),
	}

	response, err := batchClient.GetTask(ctx, req)
	if err != nil {
		return fmt.Errorf("unable to get task: %v", err)
	}

	fmt.Fprintf(w, "Task info: %v\n", response)

	return nil
}

Java

Pour en savoir plus, consultez la documentation de référence de l'API par lot Java. 


import com.google.cloud.batch.v1.BatchServiceClient;
import com.google.cloud.batch.v1.Task;
import com.google.cloud.batch.v1.TaskName;
import java.io.IOException;

public class GetTask {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    // Project ID or project number of the Cloud project you want to use.
    String projectId = "YOUR_PROJECT_ID";
    // Name of the region hosts the job.
    String region = "europe-central2";
    // The name of the job you want to retrieve information about.
    String jobName = "JOB_NAME";
    // The name of the group that owns the task you want to check. Usually it's `group0`.
    String groupName = "group0";
    // Number of the task you want to look up.
    int taskNumber = 0;

    getTask(projectId, region, jobName, groupName, taskNumber);
  }

  // Retrieve information about a Task.
  public static void getTask(String projectId, String region, String jobName, String groupName,
      int taskNumber) throws IOException {
    // 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 `batchServiceClient.close()` method on the client to safely
    // clean up any remaining background resources.
    try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {

      Task task = batchServiceClient.getTask(TaskName.newBuilder()
          .setProject(projectId)
          .setLocation(region)
          .setJob(jobName)
          .setTaskGroup(groupName)
          .setTask(String.valueOf(taskNumber))
          .build());
      System.out.printf("Retrieved task information: %s", task.getName());
    }
  }
}

Node.js

Pour en savoir plus, consultez la documentation de référence de l'API par lot Node.js. 

/**
 * TODO(developer): Uncomment and replace these variables before running the sample.
 */
// const projectId = 'YOUR_PROJECT_ID';
/**
 * The region that hosts the job.
 */
// const region = 'us-central-1';
/**
 * The name of the job you want to retrieve information about.
 */
// const jobName = 'YOUR_JOB_NAME';
/**
 * The name of the group that owns the task you want to check.
 * Usually it's `group0`.
 */
// const groupName = 'group0';
/**
 * The number of the task you want to look up.
 */
// const taskNumber = 0;

// Imports the Batch library
const batchLib = require('@google-cloud/batch');

// Instantiates a client
const batchClient = new batchLib.v1.BatchServiceClient();

async function callGetJob() {
  // Construct request
  const request = {
    name:
      `projects/${projectId}/locations/${region}/jobs/${jobName}` +
      `/taskGroups/${groupName}/tasks/${taskNumber}`,
  };

  // Run request
  const response = await batchClient.getTask(request);
  console.log(response);
}

callGetJob();

Python

Pour en savoir plus, consultez la documentation de référence de l'API par lot Python. 


from google.cloud import batch_v1

def get_task(project_id: str, region: str, job_name: str, group_name: str, task_number: int) -> batch_v1.Task:
    """
    Retrieve information about a Task.

    Args:
        project_id: project ID or project number of the Cloud project you want to use.
        region: name of the region hosts the job.
        job_name: the name of the job you want to retrieve information about.
        group_name: the name of the group that owns the task you want to check. Usually it's `group0`.
        task_number: number of the task you want to look up.

    Returns:
        A Task object representing the specified task.
    """
    client = batch_v1.BatchServiceClient()

    return client.get_task(name=f"projects/{project_id}/locations/{region}/jobs/{job_name}"
                                f"/taskGroups/{group_name}/tasks/{task_number}")

Étapes suivantes

Pour rechercher et filtrer des exemples de code pour d'autres produits Google Cloud, consultez l'exemple de navigateur Google Cloud.