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Librerie client di Storage Transfer Service

Questa pagina mostra come iniziare a utilizzare le librerie client di Cloud per l'API Google Storage Transfer. Scopri di più sulle librerie client per le API Cloud, incluse le precedenti librerie client delle API di Google, in Descrizione delle librerie client.

Per informazioni sull'aggiornamento dalla libreria client delle API di Google alla libreria client di Cloud descritta in questa pagina, consulta la Guida alla migrazione di Storage Transfer Service.

Installare la libreria client

C++

Per saperne di più sull'installazione della libreria C++ , consulta la guida Configurazione di un ambiente di sviluppo C++.

C#

Per ulteriori informazioni, vedi Configurazione di un ambiente di sviluppo C#.

Se utilizzi Visual Studio 2017 o versioni successive, apri la finestra del gestore di pacchetti NuGet e digita quanto segue:

Install-Package Google.Cloud.StorageTransfer.V1

Se utilizzi gli strumenti con interfaccia a riga di comando .NET Core per installare le dipendenze, esegui questo comando:

dotnet add package Google.Cloud.StorageTransfer.V1

Go

Per ulteriori informazioni, vedi Configurazione di un ambiente di sviluppo Go.

go get cloud.google.com/go/storagetransfer

Java

Per ulteriori informazioni, vedi Configurazione di un ambiente di sviluppo Java.

Se utilizzi Maven, aggiungi quanto segue al file pom.xml:

<dependency>
    <groupId>com.google.cloud</groupId>
    <artifactId>google-cloud-storage-transfer</artifactId>
    <version>1.80.0</version>
</dependency>

Se utilizzi Gradle senza BOM, aggiungi quanto segue alle dipendenze:

implementation 'com.google.cloud:google-cloud-storage-transfer:1.80.0'

Node.js

Per ulteriori informazioni, consulta Configurazione di un ambiente di sviluppo Node.js.

npm install @google-cloud/storage-transfer

PHP

Per ulteriori informazioni, consulta Utilizzo di PHP su Google Cloud.

composer require google/cloud

Python

Per ulteriori informazioni, consulta Configurazione di un ambiente di sviluppo Python.

pip install --upgrade google-cloud-storage-transfer

Ruby

Per ulteriori informazioni, vedi Configurazione di un ambiente di sviluppo Ruby.

gem install google-cloud-storage_transfer

Configurazione dell'autenticazione

Quando utilizzi le librerie client, usi le Credenziali predefinite dell'applicazione per l'autenticazione. Per saperne di più, consulta Eseguire l'autenticazione utilizzando le librerie client.

Utilizzare la libreria client

Gli esempi seguenti mostrano come utilizzare la libreria client.

Prima di utilizzare questi esempi, segui le istruzioni riportate in Configurare l'accesso per configurare le autorizzazioni richieste.

C++

Per scoprire come installare e utilizzare la libreria client per Storage Transfer Service, consulta Librerie client di Storage Transfer Service.

Per eseguire l'autenticazione in Storage Transfer Service, configura le Credenziali predefinite dell'applicazione. Per saperne di più, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


#include "google/cloud/storagetransfer/v1/storage_transfer_client.h"
#include <iostream>
#include <string>

int main(int argc, char* argv[]) try {
  if (argc != 2) {
    std::cerr << "Usage: " << argv[0] << " project-id\n";
    return 1;
  }

  namespace storagetransfer = ::google::cloud::storagetransfer_v1;
  auto client = storagetransfer::StorageTransferServiceClient(
      storagetransfer::MakeStorageTransferServiceConnection());

  ::google::storagetransfer::v1::ListTransferJobsRequest request;
  request.set_filter(R"""({"projectId": ")""" + std::string{argv[1]} + "\"}");
  for (auto r : client.ListTransferJobs(request)) {
    if (!r) throw std::move(r).status();
    std::cout << r->DebugString() << "\n";
  }

  return 0;
} catch (google::cloud::Status const& status) {
  std::cerr << "google::cloud::Status thrown: " << status << "\n";
  return 1;
}

C#

Per scoprire come installare e utilizzare la libreria client per Storage Transfer Service, consulta Librerie client di Storage Transfer Service. Per saperne di più, consulta la documentazione di riferimento dell'C# API di Storage Transfer Service.


using Google.Cloud.StorageTransfer.V1;
using System;

public class QuickStartSample
{
    /// <summary>
    /// Creates an one-time transfer job from a Google Cloud storage bucket to another bucket.
    /// </summary>
    /// <param name="projectId">The ID of the Google Cloud project.</param>
    /// <param name="sourceBucket">The GCS bucket to transfer data from.</param>
    /// <param name="sinkBucket">The GCS bucket to transfer data to.</param>
    public TransferJob QuickStart(
        string projectId = "my-project-id",
        string sourceBucket = "my-source-bucket",
        string sinkBucket = "my-sink-bucket")
    {
        TransferJob transferJob = new TransferJob
        {
            ProjectId = projectId,
            TransferSpec = new TransferSpec
            {
                GcsDataSink = new GcsData { BucketName = sinkBucket },
                GcsDataSource = new GcsData { BucketName = sourceBucket }
            },
            Status = TransferJob.Types.Status.Enabled
        };

        StorageTransferServiceClient client = StorageTransferServiceClient.Create();
        TransferJob response = client.CreateTransferJob(new CreateTransferJobRequest { TransferJob = transferJob });
        client.RunTransferJob(new RunTransferJobRequest
        {
            JobName = response.Name,
            ProjectId = projectId
        });

        Console.WriteLine($"Created and ran transfer job from {sourceBucket} to {sinkBucket} with name {response.Name}");
        return response;
    }
}

Go

import (
	"context"
	"fmt"
	"io"

	storagetransfer "cloud.google.com/go/storagetransfer/apiv1"
	"cloud.google.com/go/storagetransfer/apiv1/storagetransferpb"
)

// quickstart creates and runs a transfer job between two GCS buckets.
func quickstart(w io.Writer, projectID string, sourceGCSBucket string, sinkGCSBucket string) (*storagetransferpb.TransferJob, error) {
	// Your Google Cloud Project ID
	// projectID := "my-project-id"

	// The name of the GCS bucket to transfer data from
	// sourceGCSBucket := "my-source-bucket"

	// The name of the GCS bucket to transfer data to
	// sinkGCSBucket := "my-sink-bucket"
	ctx := context.Background()
	client, err := storagetransfer.NewClient(ctx)
	if err != nil {
		return nil, fmt.Errorf("storagetransfer.NewClient: %w", err)
	}
	defer client.Close()

	req := &storagetransferpb.CreateTransferJobRequest{
		TransferJob: &storagetransferpb.TransferJob{
			ProjectId: projectID,
			TransferSpec: &storagetransferpb.TransferSpec{
				DataSource: &storagetransferpb.TransferSpec_GcsDataSource{
					GcsDataSource: &storagetransferpb.GcsData{BucketName: sourceGCSBucket}},
				DataSink: &storagetransferpb.TransferSpec_GcsDataSink{
					GcsDataSink: &storagetransferpb.GcsData{BucketName: sinkGCSBucket}},
			},
			Status: storagetransferpb.TransferJob_ENABLED,
		},
	}
	resp, err := client.CreateTransferJob(ctx, req)
	if err != nil {
		return nil, fmt.Errorf("failed to create transfer job: %w", err)
	}
	if _, err = client.RunTransferJob(ctx, &storagetransferpb.RunTransferJobRequest{
		ProjectId: projectID,
		JobName:   resp.Name,
	}); err != nil {
		return nil, fmt.Errorf("failed to run transfer job: %w", err)
	}

	fmt.Fprintf(w, "Created and ran transfer job from %v to %v with name %v", sourceGCSBucket, sinkGCSBucket, resp.Name)
	return resp, nil
}

Java

import com.google.storagetransfer.v1.proto.StorageTransferServiceClient;
import com.google.storagetransfer.v1.proto.TransferProto.CreateTransferJobRequest;
import com.google.storagetransfer.v1.proto.TransferProto.RunTransferJobRequest;
import com.google.storagetransfer.v1.proto.TransferTypes.GcsData;
import com.google.storagetransfer.v1.proto.TransferTypes.TransferJob;
import com.google.storagetransfer.v1.proto.TransferTypes.TransferSpec;

public class QuickstartSample {
  /** Quickstart sample using transfer service to transfer from one GCS bucket to another. */
  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.

    // Your Google Cloud Project ID
    String projectId = "your-project-id";

    // The name of the source GCS bucket to transfer objects from
    String gcsSourceBucket = "your-source-gcs-source-bucket";

    // The name of the  GCS bucket to transfer  objects to
    String gcsSinkBucket = "your-sink-gcs-bucket";

    quickStartSample(projectId, gcsSourceBucket, gcsSinkBucket);
  }

  public static void quickStartSample(
      String projectId, String gcsSourceBucket, String gcsSinkBucket) throws Exception {

    // 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 "close" method on the client to safely clean up any remaining background resources,
    // or use "try-with-close" statement to do this automatically.
    try (StorageTransferServiceClient storageTransfer = StorageTransferServiceClient.create()) {

      TransferJob transferJob =
          TransferJob.newBuilder()
              .setProjectId(projectId)
              .setTransferSpec(
                  TransferSpec.newBuilder()
                      .setGcsDataSource(GcsData.newBuilder().setBucketName(gcsSourceBucket))
                      .setGcsDataSink(GcsData.newBuilder().setBucketName(gcsSinkBucket)))
              .setStatus(TransferJob.Status.ENABLED)
              .build();

      TransferJob response =
          storageTransfer.createTransferJob(
              CreateTransferJobRequest.newBuilder().setTransferJob(transferJob).build());

      storageTransfer
          .runTransferJobAsync(
              RunTransferJobRequest.newBuilder()
                  .setProjectId(projectId)
                  .setJobName(response.getName())
                  .build())
          .get();
      System.out.println(
          "Created and ran transfer job between two GCS buckets with name " + response.getName());
    }
  }
}

Node.js


// Imports the Google Cloud client library
const {
  StorageTransferServiceClient,
} = require('@google-cloud/storage-transfer');

/**
 * TODO(developer): Uncomment the following lines before running the sample.
 */
// Your project id
// const projectId = 'my-project'

// The ID of the GCS bucket to transfer data from
// const gcsSourceBucket = 'my-source-bucket'

// The ID of the GCS bucket to transfer data to
// const gcsSinkBucket = 'my-sink-bucket'

// Creates a client
const client = new StorageTransferServiceClient();

/**
 * Creates a one-time transfer job.
 */
async function quickstart() {
  // Creates a request to transfer from the source bucket to
  // the sink bucket
  const createRequest = {
    transferJob: {
      projectId: projectId,
      transferSpec: {
        gcsDataSource: {bucketName: gcsSourceBucket},
        gcsDataSink: {bucketName: gcsSinkBucket},
      },
      status: 'ENABLED',
    },
  };

  // Runs the request and creates the job
  const [transferJob] = await client.createTransferJob(createRequest);

  const runRequest = {
    jobName: transferJob.name,
    projectId: projectId,
  };
  await client.runTransferJob(runRequest);

  console.log(
    `Created and ran a transfer job from ${gcsSourceBucket} to ${gcsSinkBucket} with name ${transferJob.name}`
  );
}

quickstart();

PHP

use Google\Cloud\StorageTransfer\V1\Client\StorageTransferServiceClient;
use Google\Cloud\StorageTransfer\V1\CreateTransferJobRequest;
use Google\Cloud\StorageTransfer\V1\GcsData;
use Google\Cloud\StorageTransfer\V1\RunTransferJobRequest;
use Google\Cloud\StorageTransfer\V1\TransferJob;
use Google\Cloud\StorageTransfer\V1\TransferJob\Status;
use Google\Cloud\StorageTransfer\V1\TransferSpec;

/**
 * Creates and runs a transfer job between two GCS buckets
 *
 * @param string $projectId Your Google Cloud project ID.
 * @param string $sourceGcsBucketName The name of the GCS bucket to transfer objects from.
 * @param string $sinkGcsBucketName The name of the GCS bucket to transfer objects to.
 */
function quickstart(
    string $projectId,
    string $sourceGcsBucketName,
    string $sinkGcsBucketName
): void {
    // $project = 'my-project-id';
    // $sourceGcsBucketName = 'my-source-bucket';
    // $sinkGcsBucketName = 'my-sink-bucket';
    $transferJob = new TransferJob([
        'project_id' => $projectId,
        'transfer_spec' => new TransferSpec([
            'gcs_data_sink' => new GcsData(['bucket_name' => $sinkGcsBucketName]),
            'gcs_data_source' => new GcsData(['bucket_name' => $sourceGcsBucketName])
        ]),
        'status' => Status::ENABLED
    ]);

    $client = new StorageTransferServiceClient();
    $createRequest = (new CreateTransferJobRequest())
        ->setTransferJob($transferJob);
    $response = $client->createTransferJob($createRequest);
    $runRequest = (new RunTransferJobRequest())
        ->setJobName($response->getName())
        ->setProjectId($projectId);
    $client->runTransferJob($runRequest);

    printf('Created and ran transfer job from %s to %s with name %s ' . PHP_EOL, $sourceGcsBucketName, $sinkGcsBucketName, $response->getName());
}

Python

from google.cloud import storage_transfer


def create_one_time_transfer(
    project_id: str = "my_project_id",
    source_bucket: str = "my_source_bucket",
    sink_bucket: str = "my_sink_bucket",
):
    """Creates a one-time transfer job."""

    client = storage_transfer.StorageTransferServiceClient()

    # The ID of the Google Cloud Platform Project that owns the job
    # project_id = 'my-project-id'

    # Google Cloud Storage source bucket name
    # source_bucket = 'my-gcs-source-bucket'

    # Google Cloud Storage destination bucket name
    # sink_bucket = 'my-gcs-destination-bucket'

    transfer_job_request = storage_transfer.CreateTransferJobRequest(
        {
            "transfer_job": {
                "project_id": project_id,
                "status": storage_transfer.TransferJob.Status.ENABLED,
                "transfer_spec": {
                    "gcs_data_source": {
                        "bucket_name": source_bucket,
                    },
                    "gcs_data_sink": {
                        "bucket_name": sink_bucket,
                    },
                },
            }
        }
    )

    transfer_job = client.create_transfer_job(transfer_job_request)
    client.run_transfer_job({"job_name": transfer_job.name, "project_id": project_id})

    print(f"Created and ran transfer job: {transfer_job.name}")

Ruby

def quickstart project_id:, gcs_source_bucket:, gcs_sink_bucket:
  # Your Google Cloud Project ID
  # project_id = "your-project_id"

  # The name of the source GCS bucket to transfer objects from
  # gcs_source_bucket = "your-source-gcs-source-bucket"

  # The name of the  GCS bucket to transfer objects to
  # gcs_sink_bucket = "your-sink-gcs-bucket"

  require "google/cloud/storage_transfer"

  transfer_job = {
    project_id: project_id,
    transfer_spec: {
      gcs_data_source: {
        bucket_name: gcs_source_bucket
      },
      gcs_data_sink: {
        bucket_name: gcs_sink_bucket
      }
    },
    status: :ENABLED
  }

  client = Google::Cloud::StorageTransfer.storage_transfer_service

  transfer_job_response = client.create_transfer_job transfer_job: transfer_job

  run_request = {
    project_id: project_id,
    job_name: transfer_job_response.name
  }
  client.run_transfer_job run_request

  puts "Created and ran transfer job between #{gcs_source_bucket} and #{gcs_sink_bucket} with name #{transfer_job_response.name}"
end

Utilizzare la libreria client con l'editor di Cloud Shell

Java

Per seguire le indicazioni dettagliate per questa attività direttamente nella console Google Cloud, fai clic su Procedura guidata:

Procedura guidata

Node.js

Per seguire le indicazioni dettagliate per questa attività direttamente nella console Google Cloud, fai clic su Procedura guidata:

Procedura guidata

Python

Per seguire le indicazioni dettagliate per questa attività direttamente nella console Google Cloud, fai clic su Procedura guidata:

Librerie client di Storage Transfer Service Mantieni tutto organizzato con le raccolte Salva e classifica i contenuti in base alle tue preferenze.

Installare la libreria client

C++

C#

Go

Java

Node.js

PHP

Python

Ruby

Configurazione dell'autenticazione

Utilizzare la libreria client

C++

C#

Go

Java

Node.js

PHP

Python

Ruby

Utilizzare la libreria client con l'editor di Cloud Shell

Java

Node.js

Python

Risorse aggiuntive

C++

C#

Go

Java

Node.js

PHP

Python

Ruby

Librerie client di Storage Transfer Service