Compute V1 Client - Class RegionInstanceGroupManagersClient (1.22.0)

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\AbandonInstancesRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersAbandonInstancesRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function abandon_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersAbandonInstancesRequestResource = new RegionInstanceGroupManagersAbandonInstancesRequest();
    $request = (new AbandonInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersAbandonInstancesRequestResource(
            $regionInstanceGroupManagersAbandonInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->abandonInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    abandon_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\ApplyUpdatesToInstancesRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersApplyUpdatesRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group, should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request, should conform to RFC1035.
 */
function apply_updates_to_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersApplyUpdatesRequestResource = new RegionInstanceGroupManagersApplyUpdatesRequest();
    $request = (new ApplyUpdatesToInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersApplyUpdatesRequestResource(
            $regionInstanceGroupManagersApplyUpdatesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->applyUpdatesToInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    apply_updates_to_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\CreateInstancesRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersCreateInstancesRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               The name of the region where the managed instance group is located. It should conform to RFC1035.
 */
function create_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersCreateInstancesRequestResource = new RegionInstanceGroupManagersCreateInstancesRequest();
    $request = (new CreateInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersCreateInstancesRequestResource(
            $regionInstanceGroupManagersCreateInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->createInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    create_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\DeleteRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group to delete.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function delete_sample(string $instanceGroupManager, string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new DeleteRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->delete($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    delete_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\DeleteInstancesRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersDeleteInstancesRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function delete_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersDeleteInstancesRequestResource = new RegionInstanceGroupManagersDeleteInstancesRequest();
    $request = (new DeleteInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersDeleteInstancesRequestResource(
            $regionInstanceGroupManagersDeleteInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->deleteInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    delete_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\DeletePerInstanceConfigsRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagerDeleteInstanceConfigReq;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request, should conform to RFC1035.
 */
function delete_per_instance_configs_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagerDeleteInstanceConfigReqResource = new RegionInstanceGroupManagerDeleteInstanceConfigReq();
    $request = (new DeletePerInstanceConfigsRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagerDeleteInstanceConfigReqResource(
            $regionInstanceGroupManagerDeleteInstanceConfigReqResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->deletePerInstanceConfigs($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    delete_per_instance_configs_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\GetRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\InstanceGroupManager;

/**
 * @param string $instanceGroupManager Name of the managed instance group to return.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function get_sample(string $instanceGroupManager, string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new GetRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var InstanceGroupManager $response */
        $response = $regionInstanceGroupManagersClient->get($request);
        printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    get_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\InsertRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\InstanceGroupManager;
use Google\Rpc\Status;

/**
 * @param string $project Project ID for this request.
 * @param string $region  Name of the region scoping this request.
 */
function insert_sample(string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $instanceGroupManagerResource = new InstanceGroupManager();
    $request = (new InsertRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManagerResource($instanceGroupManagerResource)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->insert($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $project = '[PROJECT]';
    $region = '[REGION]';

    insert_sample($project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\ListRegionInstanceGroupManagersRequest;

/**
 * @param string $project Project ID for this request.
 * @param string $region  Name of the region scoping this request.
 */
function list_sample(string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new ListRegionInstanceGroupManagersRequest())
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var PagedListResponse $response */
        $response = $regionInstanceGroupManagersClient->list($request);

        foreach ($response as $element) {
            printf('Element data: %s' . PHP_EOL, $element->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $project = '[PROJECT]';
    $region = '[REGION]';

    list_sample($project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\ListErrorsRegionInstanceGroupManagersRequest;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It must be a string that meets the requirements in RFC1035, or an unsigned long integer: must match regexp pattern: (?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?)|1-9{0,19}.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request. This should conform to RFC1035.
 */
function list_errors_sample(string $instanceGroupManager, string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new ListErrorsRegionInstanceGroupManagersRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var PagedListResponse $response */
        $response = $regionInstanceGroupManagersClient->listErrors($request);

        foreach ($response as $element) {
            printf('Element data: %s' . PHP_EOL, $element->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    list_errors_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\ListManagedInstancesRegionInstanceGroupManagersRequest;

/**
 * @param string $instanceGroupManager The name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function list_managed_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new ListManagedInstancesRegionInstanceGroupManagersRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var PagedListResponse $response */
        $response = $regionInstanceGroupManagersClient->listManagedInstances($request);

        foreach ($response as $element) {
            printf('Element data: %s' . PHP_EOL, $element->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    list_managed_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\ListPerInstanceConfigsRegionInstanceGroupManagersRequest;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request, should conform to RFC1035.
 */
function list_per_instance_configs_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new ListPerInstanceConfigsRegionInstanceGroupManagersRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var PagedListResponse $response */
        $response = $regionInstanceGroupManagersClient->listPerInstanceConfigs($request);

        foreach ($response as $element) {
            printf('Element data: %s' . PHP_EOL, $element->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    list_per_instance_configs_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\InstanceGroupManager;
use Google\Cloud\Compute\V1\PatchRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the instance group manager.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function patch_sample(string $instanceGroupManager, string $project, string $region): void
{
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $instanceGroupManagerResource = new InstanceGroupManager();
    $request = (new PatchRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setInstanceGroupManagerResource($instanceGroupManagerResource)
        ->setProject($project)
        ->setRegion($region);

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->patch($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    patch_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\PatchPerInstanceConfigsRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagerPatchInstanceConfigReq;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request, should conform to RFC1035.
 */
function patch_per_instance_configs_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagerPatchInstanceConfigReqResource = new RegionInstanceGroupManagerPatchInstanceConfigReq();
    $request = (new PatchPerInstanceConfigsRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagerPatchInstanceConfigReqResource(
            $regionInstanceGroupManagerPatchInstanceConfigReqResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->patchPerInstanceConfigs($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    patch_per_instance_configs_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RecreateInstancesRegionInstanceGroupManagerRequest;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersRecreateRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function recreate_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersRecreateRequestResource = new RegionInstanceGroupManagersRecreateRequest();
    $request = (new RecreateInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersRecreateRequestResource(
            $regionInstanceGroupManagersRecreateRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->recreateInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    recreate_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\ResizeRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 * @param int    $size                 Number of instances that should exist in this instance group manager.
 */
function resize_sample(
    string $instanceGroupManager,
    string $project,
    string $region,
    int $size
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $request = (new ResizeRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setSize($size);

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->resize($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';
    $size = 0;

    resize_sample($instanceGroupManager, $project, $region, $size);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersResumeInstancesRequest;
use Google\Cloud\Compute\V1\ResumeInstancesRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function resume_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersResumeInstancesRequestResource = new RegionInstanceGroupManagersResumeInstancesRequest();
    $request = (new ResumeInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersResumeInstancesRequestResource(
            $regionInstanceGroupManagersResumeInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->resumeInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    resume_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersSetTemplateRequest;
use Google\Cloud\Compute\V1\SetInstanceTemplateRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function set_instance_template_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersSetTemplateRequestResource = new RegionInstanceGroupManagersSetTemplateRequest();
    $request = (new SetInstanceTemplateRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersSetTemplateRequestResource(
            $regionInstanceGroupManagersSetTemplateRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->setInstanceTemplate($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    set_instance_template_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersSetTargetPoolsRequest;
use Google\Cloud\Compute\V1\SetTargetPoolsRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function set_target_pools_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersSetTargetPoolsRequestResource = new RegionInstanceGroupManagersSetTargetPoolsRequest();
    $request = (new SetTargetPoolsRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersSetTargetPoolsRequestResource(
            $regionInstanceGroupManagersSetTargetPoolsRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->setTargetPools($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    set_target_pools_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersStartInstancesRequest;
use Google\Cloud\Compute\V1\StartInstancesRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function start_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersStartInstancesRequestResource = new RegionInstanceGroupManagersStartInstancesRequest();
    $request = (new StartInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersStartInstancesRequestResource(
            $regionInstanceGroupManagersStartInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->startInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    start_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersStopInstancesRequest;
use Google\Cloud\Compute\V1\StopInstancesRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function stop_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersStopInstancesRequestResource = new RegionInstanceGroupManagersStopInstancesRequest();
    $request = (new StopInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersStopInstancesRequestResource(
            $regionInstanceGroupManagersStopInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->stopInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    stop_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagersSuspendInstancesRequest;
use Google\Cloud\Compute\V1\SuspendInstancesRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager Name of the managed instance group.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request.
 */
function suspend_instances_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagersSuspendInstancesRequestResource = new RegionInstanceGroupManagersSuspendInstancesRequest();
    $request = (new SuspendInstancesRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagersSuspendInstancesRequestResource(
            $regionInstanceGroupManagersSuspendInstancesRequestResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->suspendInstances($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    suspend_instances_sample($instanceGroupManager, $project, $region);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Client\RegionInstanceGroupManagersClient;
use Google\Cloud\Compute\V1\RegionInstanceGroupManagerUpdateInstanceConfigReq;
use Google\Cloud\Compute\V1\UpdatePerInstanceConfigsRegionInstanceGroupManagerRequest;
use Google\Rpc\Status;

/**
 * @param string $instanceGroupManager The name of the managed instance group. It should conform to RFC1035.
 * @param string $project              Project ID for this request.
 * @param string $region               Name of the region scoping this request, should conform to RFC1035.
 */
function update_per_instance_configs_sample(
    string $instanceGroupManager,
    string $project,
    string $region
): void {
    // Create a client.
    $regionInstanceGroupManagersClient = new RegionInstanceGroupManagersClient();

    // Prepare the request message.
    $regionInstanceGroupManagerUpdateInstanceConfigReqResource = new RegionInstanceGroupManagerUpdateInstanceConfigReq();
    $request = (new UpdatePerInstanceConfigsRegionInstanceGroupManagerRequest())
        ->setInstanceGroupManager($instanceGroupManager)
        ->setProject($project)
        ->setRegion($region)
        ->setRegionInstanceGroupManagerUpdateInstanceConfigReqResource(
            $regionInstanceGroupManagerUpdateInstanceConfigReqResource
        );

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $regionInstanceGroupManagersClient->updatePerInstanceConfigs($request);
        $response->pollUntilComplete();

        if ($response->operationSucceeded()) {
            printf('Operation completed successfully.' . PHP_EOL);
        } else {
            /** @var Status $error */
            $error = $response->getError();
            printf('Operation failed with error data: %s' . PHP_EOL, $error->serializeToJsonString());
        }
    } catch (ApiException $ex) {
        printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
    }
}

/**
 * Helper to execute the sample.
 *
 * This sample 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,
 *    please see the apiEndpoint client configuration option for more details.
 */
function callSample(): void
{
    $instanceGroupManager = '[INSTANCE_GROUP_MANAGER]';
    $project = '[PROJECT]';
    $region = '[REGION]';

    update_per_instance_configs_sample($instanceGroupManager, $project, $region);
}