Creazione di un AppProfile

Crea un Profilo App.

Esempio di codice

C++

Per scoprire come installare e utilizzare la libreria client per Bigtable, consulta Librerie client di Bigtable.

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

namespace cbt = ::google::cloud::bigtable;
namespace cbta = ::google::cloud::bigtable_admin;
using ::google::cloud::StatusOr;
[](cbta::BigtableInstanceAdminClient instance_admin,
   std::string const& project_id, std::string const& instance_id,
   std::string const& profile_id) {
  std::string instance_name = cbt::InstanceName(project_id, instance_id);

  google::bigtable::admin::v2::AppProfile ap;
  ap.mutable_multi_cluster_routing_use_any()->Clear();

  StatusOr<google::bigtable::admin::v2::AppProfile> profile =
      instance_admin.CreateAppProfile(instance_name, profile_id,
                                      std::move(ap));
  if (!profile) throw std::move(profile).status();
  std::cout << "New profile created with name=" << profile->name() << "\n";
}

PHP

Per scoprire come installare e utilizzare la libreria client per Bigtable, consulta Librerie client di Bigtable.

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

use Google\ApiCore\ApiException;
use Google\Cloud\Bigtable\Admin\V2\AppProfile;
use Google\Cloud\Bigtable\Admin\V2\AppProfile\SingleClusterRouting;
use Google\Cloud\Bigtable\Admin\V2\Client\BigtableInstanceAdminClient;
use Google\Cloud\Bigtable\Admin\V2\CreateAppProfileRequest;

/**
 * Create an App Profile
 *
 * @param string $projectId The Google Cloud project ID
 * @param string $instanceId The ID of the Bigtable instance
 * @param string $clusterId The ID of the cluster where the new App Profile will route it's requests(in case of single cluster routing)
 * @param string $appProfileId The ID of the App Profile to create
 */
function create_app_profile(
    string $projectId,
    string $instanceId,
    string $clusterId,
    string $appProfileId
): void {
    $instanceAdminClient = new BigtableInstanceAdminClient();
    $instanceName = $instanceAdminClient->instanceName($projectId, $instanceId);

    $appProfile = new AppProfile([
        'name' => $appProfileId,
        'description' => 'Description for this newly created AppProfile'
    ]);

    // create a new routing policy
    // allow_transactional_writes refers to Single-Row-Transactions(https://cloud.google.com/bigtable/docs/app-profiles#single-row-transactions)
    $routingPolicy = new SingleClusterRouting([
        'cluster_id' => $clusterId,
        'allow_transactional_writes' => false
    ]);

    // set the newly created routing policy to our app profile
    $appProfile->setSingleClusterRouting($routingPolicy);

    // we could also create a multi cluster routing policy like so:
    // $routingPolicy = new \Google\Cloud\Bigtable\Admin\V2\AppProfile\MultiClusterRoutingUseAny();
    // $appProfile->setMultiClusterRoutingUseAny($routingPolicy);

    printf('Creating a new AppProfile %s' . PHP_EOL, $appProfileId);

    try {
        $createAppProfileRequest = (new CreateAppProfileRequest())
            ->setParent($instanceName)
            ->setAppProfileId($appProfileId)
            ->setAppProfile($appProfile);
        $newAppProfile = $instanceAdminClient->createAppProfile($createAppProfileRequest);
    } catch (ApiException $e) {
        if ($e->getStatus() === 'ALREADY_EXISTS') {
            printf('AppProfile %s already exists.', $appProfileId);
            return;
        }
        throw $e;
    }

    printf('AppProfile created: %s', $newAppProfile->getName());
}

Passaggi successivi

Per cercare e filtrare esempi di codice per altri prodotti Google Cloud, consulta il browser di esempio Google Cloud.