Obtenir les détails d'exécution d'étape (asynchrone)

Explique comment obtenir des informations sur les nœuds de calcul et les éléments de travail d'une étape.

Exemple de code

C#

Pour vous authentifier auprès de Dataflow, configurez le service Identifiants par défaut de l'application. Pour en savoir plus, consultez la page Configurer l'authentification pour un environnement de développement local.

using Google.Api.Gax;
using Google.Cloud.Dataflow.V1Beta3;
using Google.Protobuf.WellKnownTypes;
using System;
using System.Linq;
using System.Threading.Tasks;

public sealed partial class GeneratedMetricsV1Beta3ClientSnippets
{
    /// <summary>Snippet for GetStageExecutionDetailsAsync</summary>
    /// <remarks>
    /// This snippet has been automatically generated and should be regarded as a code template only.
    /// It will require modifications to work:
    /// - It may require correct/in-range values for request initialization.
    /// - It may require specifying regional endpoints when creating the service client as shown in
    ///   https://cloud.google.com/dotnet/docs/reference/help/client-configuration#endpoint.
    /// </remarks>
    public async Task GetStageExecutionDetailsRequestObjectAsync()
    {
        // Create client
        MetricsV1Beta3Client metricsV1Beta3Client = await MetricsV1Beta3Client.CreateAsync();
        // Initialize request argument(s)
        GetStageExecutionDetailsRequest request = new GetStageExecutionDetailsRequest
        {
            ProjectId = "",
            JobId = "",
            Location = "",
            StageId = "",
            StartTime = new Timestamp(),
            EndTime = new Timestamp(),
        };
        // Make the request
        PagedAsyncEnumerable<StageExecutionDetails, WorkerDetails> response = metricsV1Beta3Client.GetStageExecutionDetailsAsync(request);

        // Iterate over all response items, lazily performing RPCs as required
        await response.ForEachAsync((WorkerDetails item) =>
        {
            // Do something with each item
            Console.WriteLine(item);
        });

        // Or iterate over pages (of server-defined size), performing one RPC per page
        await response.AsRawResponses().ForEachAsync((StageExecutionDetails page) =>
        {
            // Do something with each page of items
            Console.WriteLine("A page of results:");
            foreach (WorkerDetails item in page)
            {
                // Do something with each item
                Console.WriteLine(item);
            }
        });

        // Or retrieve a single page of known size (unless it's the final page), performing as many RPCs as required
        int pageSize = 10;
        Page<WorkerDetails> singlePage = await response.ReadPageAsync(pageSize);
        // Do something with the page of items
        Console.WriteLine($"A page of {pageSize} results (unless it's the final page):");
        foreach (WorkerDetails item in singlePage)
        {
            // Do something with each item
            Console.WriteLine(item);
        }
        // Store the pageToken, for when the next page is required.
        string nextPageToken = singlePage.NextPageToken;
    }
}

Java

import com.google.api.core.ApiFuture;
import com.google.dataflow.v1beta3.GetStageExecutionDetailsRequest;
import com.google.dataflow.v1beta3.MetricsV1Beta3Client;
import com.google.dataflow.v1beta3.WorkerDetails;
import com.google.protobuf.Timestamp;

public class AsyncGetStageExecutionDetails {

  public static void main(String[] args) throws Exception {
    asyncGetStageExecutionDetails();
  }

  public static void asyncGetStageExecutionDetails() throws Exception {
    // This snippet has been automatically generated and should be regarded as a code template only.
    // It will require modifications to work:
    // - It may require correct/in-range values for request initialization.
    // - It may require specifying regional endpoints when creating the service client as shown in
    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    try (MetricsV1Beta3Client metricsV1Beta3Client = MetricsV1Beta3Client.create()) {
      GetStageExecutionDetailsRequest request =
          GetStageExecutionDetailsRequest.newBuilder()
              .setProjectId("projectId-894832108")
              .setJobId("jobId101296568")
              .setLocation("location1901043637")
              .setStageId("stageId-1897528135")
              .setPageSize(883849137)
              .setPageToken("pageToken873572522")
              .setStartTime(Timestamp.newBuilder().build())
              .setEndTime(Timestamp.newBuilder().build())
              .build();
      ApiFuture<WorkerDetails> future =
          metricsV1Beta3Client.getStageExecutionDetailsPagedCallable().futureCall(request);
      // Do something.
      for (WorkerDetails element : future.get().iterateAll()) {
        // doThingsWith(element);
      }
    }
  }
}

Node.js

/**
 * This snippet has been automatically generated and should be regarded as a code template only.
 * It will require modifications to work.
 * It may require correct/in-range values for request initialization.
 * TODO(developer): Uncomment these variables before running the sample.
 */
/**
 *  A project id.
 */
// const projectId = 'abc123'
/**
 *  The job to get execution details for.
 */
// const jobId = 'abc123'
/**
 *  The regional endpoint
 *  (https://cloud.google.com/dataflow/docs/concepts/regional-endpoints) that
 *  contains the job specified by job_id.
 */
// const location = 'abc123'
/**
 *  The stage for which to fetch information.
 */
// const stageId = 'abc123'
/**
 *  If specified, determines the maximum number of work items to
 *  return.  If unspecified, the service may choose an appropriate
 *  default, or may return an arbitrarily large number of results.
 */
// const pageSize = 1234
/**
 *  If supplied, this should be the value of next_page_token returned
 *  by an earlier call. This will cause the next page of results to
 *  be returned.
 */
// const pageToken = 'abc123'
/**
 *  Lower time bound of work items to include, by start time.
 */
// const startTime = {}
/**
 *  Upper time bound of work items to include, by start time.
 */
// const endTime = {}

// Imports the Dataflow library
const {MetricsV1Beta3Client} = require('@google-cloud/dataflow').v1beta3;

// Instantiates a client
const dataflowClient = new MetricsV1Beta3Client();

async function callGetStageExecutionDetails() {
  // Construct request
  const request = {
  };

  // Run request
  const iterable = dataflowClient.getStageExecutionDetailsAsync(request);
  for await (const response of iterable) {
      console.log(response);
  }
}

callGetStageExecutionDetails();

Python

# This snippet has been automatically generated and should be regarded as a
# code template only.
# It will require modifications to work:
# - It may require correct/in-range values for request initialization.
# - It may require specifying regional endpoints when creating the service
#   client as shown in:
#   https://googleapis.dev/python/google-api-core/latest/client_options.html
from google.cloud import dataflow_v1beta3

async def sample_get_stage_execution_details():
    # Create a client
    client = dataflow_v1beta3.MetricsV1Beta3AsyncClient()

    # Initialize request argument(s)
    request = dataflow_v1beta3.GetStageExecutionDetailsRequest(
    )

    # Make the request
    page_result = client.get_stage_execution_details(request=request)

    # Handle the response
    async for response in page_result:
        print(response)

Étapes suivantes

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