Compute V1 Client - Class InstancesClient (1.10.1)

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\AccessConfig;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance         The instance name for this request.
 * @param string $networkInterface The name of the network interface to add to this instance.
 * @param string $project          Project ID for this request.
 * @param string $zone             The name of the zone for this request.
 */
function add_access_config_sample(
    string $instance,
    string $networkInterface,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $accessConfigResource = new AccessConfig();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->addAccessConfig(
            $accessConfigResource,
            $instance,
            $networkInterface,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $networkInterface = '[NETWORK_INTERFACE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    add_access_config_sample($instance, $networkInterface, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesAddResourcePoliciesRequest;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance The instance name for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function add_resource_policies_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesAddResourcePoliciesRequestResource = new InstancesAddResourcePoliciesRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->addResourcePolicies(
            $instance,
            $instancesAddResourcePoliciesRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    add_resource_policies_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\InstancesClient;

/**
 * @param string $project Project ID for this request.
 */
function aggregated_list_sample(string $project): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

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

        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]';

    aggregated_list_sample($project);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\AttachedDisk;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance The instance name for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function attach_disk_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $attachedDiskResource = new AttachedDisk();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->attachDisk($attachedDiskResource, $instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    attach_disk_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\BulkInsertInstanceResource;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $project Project ID for this request.
 * @param string $zone    The name of the zone for this request.
 */
function bulk_insert_sample(string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $bulkInsertInstanceResourceResource = new BulkInsertInstanceResource();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->bulkInsert($bulkInsertInstanceResourceResource, $project, $zone);
        $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]';
    $zone = '[ZONE]';

    bulk_insert_sample($project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to delete.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function delete_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->delete($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    delete_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $accessConfig     The name of the access config to delete.
 * @param string $instance         The instance name for this request.
 * @param string $networkInterface The name of the network interface.
 * @param string $project          Project ID for this request.
 * @param string $zone             The name of the zone for this request.
 */
function delete_access_config_sample(
    string $accessConfig,
    string $instance,
    string $networkInterface,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->deleteAccessConfig(
            $accessConfig,
            $instance,
            $networkInterface,
            $project,
            $zone
        );
        $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
{
    $accessConfig = '[ACCESS_CONFIG]';
    $instance = '[INSTANCE]';
    $networkInterface = '[NETWORK_INTERFACE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    delete_access_config_sample($accessConfig, $instance, $networkInterface, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $deviceName The device name of the disk to detach. Make a get() request on the instance to view currently attached disks and device names.
 * @param string $instance   Instance name for this request.
 * @param string $project    Project ID for this request.
 * @param string $zone       The name of the zone for this request.
 */
function detach_disk_sample(
    string $deviceName,
    string $instance,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->detachDisk($deviceName, $instance, $project, $zone);
        $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
{
    $deviceName = '[DEVICE_NAME]';
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    detach_disk_sample($deviceName, $instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\Instance;
use Google\Cloud\Compute\V1\InstancesClient;

/**
 * @param string $instance Name of the instance resource to return.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var Instance $response */
        $response = $instancesClient->get($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesGetEffectiveFirewallsResponse;

/**
 * @param string $instance         Name of the instance scoping this request.
 * @param string $networkInterface The name of the network interface to get the effective firewalls.
 * @param string $project          Project ID for this request.
 * @param string $zone             The name of the zone for this request.
 */
function get_effective_firewalls_sample(
    string $instance,
    string $networkInterface,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var InstancesGetEffectiveFirewallsResponse $response */
        $response = $instancesClient->getEffectiveFirewalls($instance, $networkInterface, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $networkInterface = '[NETWORK_INTERFACE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_effective_firewalls_sample($instance, $networkInterface, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\GuestAttributes;
use Google\Cloud\Compute\V1\InstancesClient;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_guest_attributes_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var GuestAttributes $response */
        $response = $instancesClient->getGuestAttributes($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_guest_attributes_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Policy;

/**
 * @param string $project  Project ID for this request.
 * @param string $resource Name or id of the resource for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_iam_policy_sample(string $project, string $resource, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var Policy $response */
        $response = $instancesClient->getIamPolicy($project, $resource, $zone);
        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
{
    $project = '[PROJECT]';
    $resource = '[RESOURCE]';
    $zone = '[ZONE]';

    get_iam_policy_sample($project, $resource, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Screenshot;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_screenshot_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var Screenshot $response */
        $response = $instancesClient->getScreenshot($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_screenshot_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\SerialPortOutput;

/**
 * @param string $instance Name of the instance for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_serial_port_output_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var SerialPortOutput $response */
        $response = $instancesClient->getSerialPortOutput($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_serial_port_output_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\ShieldedInstanceIdentity;

/**
 * @param string $instance Name or id of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function get_shielded_instance_identity_sample(
    string $instance,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var ShieldedInstanceIdentity $response */
        $response = $instancesClient->getShieldedInstanceIdentity($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    get_shielded_instance_identity_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Instance;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $project Project ID for this request.
 * @param string $zone    The name of the zone for this request.
 */
function insert_sample(string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instanceResource = new Instance();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->insert($instanceResource, $project, $zone);
        $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]';
    $zone = '[ZONE]';

    insert_sample($project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\InstancesClient;

/**
 * @param string $project Project ID for this request.
 * @param string $zone    The name of the zone for this request.
 */
function list_sample(string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

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

        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]';
    $zone = '[ZONE]';

    list_sample($project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\PagedListResponse;
use Google\Cloud\Compute\V1\InstancesClient;

/**
 * @param string $instance Name of the target instance scoping this request, or '-' if the request should span over all instances in the container.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function list_referrers_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var PagedListResponse $response */
        $response = $instancesClient->listReferrers($instance, $project, $zone);

        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    list_referrers_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesRemoveResourcePoliciesRequest;
use Google\Rpc\Status;

/**
 * @param string $instance The instance name for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function remove_resource_policies_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesRemoveResourcePoliciesRequestResource = new InstancesRemoveResourcePoliciesRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->removeResourcePolicies(
            $instance,
            $instancesRemoveResourcePoliciesRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    remove_resource_policies_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function reset_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->reset($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    reset_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to resume.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function resume_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->resume($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    resume_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\SendDiagnosticInterruptInstanceResponse;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function send_diagnostic_interrupt_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var SendDiagnosticInterruptInstanceResponse $response */
        $response = $instancesClient->sendDiagnosticInterrupt($instance, $project, $zone);
        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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    send_diagnostic_interrupt_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $project  Project ID for this request.
 * @param string $resource Name or id of the resource for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_deletion_protection_sample(string $project, string $resource, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setDeletionProtection($project, $resource, $zone);
        $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]';
    $resource = '[RESOURCE]';
    $zone = '[ZONE]';

    set_deletion_protection_sample($project, $resource, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param bool   $autoDelete Whether to auto-delete the disk when the instance is deleted.
 * @param string $deviceName The device name of the disk to modify. Make a get() request on the instance to view currently attached disks and device names.
 * @param string $instance   The instance name for this request.
 * @param string $project    Project ID for this request.
 * @param string $zone       The name of the zone for this request.
 */
function set_disk_auto_delete_sample(
    bool $autoDelete,
    string $deviceName,
    string $instance,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setDiskAutoDelete(
            $autoDelete,
            $deviceName,
            $instance,
            $project,
            $zone
        );
        $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
{
    $autoDelete = false;
    $deviceName = '[DEVICE_NAME]';
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_disk_auto_delete_sample($autoDelete, $deviceName, $instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Policy;
use Google\Cloud\Compute\V1\ZoneSetPolicyRequest;

/**
 * @param string $project  Project ID for this request.
 * @param string $resource Name or id of the resource for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_iam_policy_sample(string $project, string $resource, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $zoneSetPolicyRequestResource = new ZoneSetPolicyRequest();

    // Call the API and handle any network failures.
    try {
        /** @var Policy $response */
        $response = $instancesClient->setIamPolicy(
            $project,
            $resource,
            $zone,
            $zoneSetPolicyRequestResource
        );
        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
{
    $project = '[PROJECT]';
    $resource = '[RESOURCE]';
    $zone = '[ZONE]';

    set_iam_policy_sample($project, $resource, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetLabelsRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_labels_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetLabelsRequestResource = new InstancesSetLabelsRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setLabels(
            $instance,
            $instancesSetLabelsRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_labels_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetMachineResourcesRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_machine_resources_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetMachineResourcesRequestResource = new InstancesSetMachineResourcesRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setMachineResources(
            $instance,
            $instancesSetMachineResourcesRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_machine_resources_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetMachineTypeRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_machine_type_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetMachineTypeRequestResource = new InstancesSetMachineTypeRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setMachineType(
            $instance,
            $instancesSetMachineTypeRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_machine_type_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Metadata;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_metadata_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $metadataResource = new Metadata();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setMetadata($instance, $metadataResource, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_metadata_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetMinCpuPlatformRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_min_cpu_platform_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetMinCpuPlatformRequestResource = new InstancesSetMinCpuPlatformRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setMinCpuPlatform(
            $instance,
            $instancesSetMinCpuPlatformRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_min_cpu_platform_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetNameRequest;
use Google\Rpc\Status;

/**
 * @param string $instance The instance name for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_name_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetNameRequestResource = new InstancesSetNameRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setName($instance, $instancesSetNameRequestResource, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_name_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Scheduling;
use Google\Rpc\Status;

/**
 * @param string $instance Instance name for this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_scheduling_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $schedulingResource = new Scheduling();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setScheduling($instance, $project, $schedulingResource, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_scheduling_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesSetServiceAccountRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to start.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_service_account_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesSetServiceAccountRequestResource = new InstancesSetServiceAccountRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setServiceAccount(
            $instance,
            $instancesSetServiceAccountRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_service_account_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\ShieldedInstanceIntegrityPolicy;
use Google\Rpc\Status;

/**
 * @param string $instance Name or id of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_shielded_instance_integrity_policy_sample(
    string $instance,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $shieldedInstanceIntegrityPolicyResource = new ShieldedInstanceIntegrityPolicy();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setShieldedInstanceIntegrityPolicy(
            $instance,
            $project,
            $shieldedInstanceIntegrityPolicyResource,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_shielded_instance_integrity_policy_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\Tags;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function set_tags_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $tagsResource = new Tags();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->setTags($instance, $project, $tagsResource, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    set_tags_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function simulate_maintenance_event_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->simulateMaintenanceEvent($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    simulate_maintenance_event_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to start.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function start_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->start($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    start_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\InstancesStartWithEncryptionKeyRequest;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to start.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function start_with_encryption_key_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instancesStartWithEncryptionKeyRequestResource = new InstancesStartWithEncryptionKeyRequest();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->startWithEncryptionKey(
            $instance,
            $instancesStartWithEncryptionKeyRequestResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    start_with_encryption_key_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to stop.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function stop_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->stop($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    stop_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to suspend.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function suspend_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->suspend($instance, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    suspend_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\TestPermissionsRequest;
use Google\Cloud\Compute\V1\TestPermissionsResponse;

/**
 * @param string $project  Project ID for this request.
 * @param string $resource Name or id of the resource for this request.
 * @param string $zone     The name of the zone for this request.
 */
function test_iam_permissions_sample(string $project, string $resource, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $testPermissionsRequestResource = new TestPermissionsRequest();

    // Call the API and handle any network failures.
    try {
        /** @var TestPermissionsResponse $response */
        $response = $instancesClient->testIamPermissions(
            $project,
            $resource,
            $testPermissionsRequestResource,
            $zone
        );
        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
{
    $project = '[PROJECT]';
    $resource = '[RESOURCE]';
    $zone = '[ZONE]';

    test_iam_permissions_sample($project, $resource, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\Instance;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance resource to update.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function update_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $instanceResource = new Instance();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->update($instance, $instanceResource, $project, $zone);
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    update_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\AccessConfig;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance         The instance name for this request.
 * @param string $networkInterface The name of the network interface where the access config is attached.
 * @param string $project          Project ID for this request.
 * @param string $zone             The name of the zone for this request.
 */
function update_access_config_sample(
    string $instance,
    string $networkInterface,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $accessConfigResource = new AccessConfig();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->updateAccessConfig(
            $accessConfigResource,
            $instance,
            $networkInterface,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $networkInterface = '[NETWORK_INTERFACE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    update_access_config_sample($instance, $networkInterface, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\DisplayDevice;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Rpc\Status;

/**
 * @param string $instance Name of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function update_display_device_sample(string $instance, string $project, string $zone): void
{
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $displayDeviceResource = new DisplayDevice();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->updateDisplayDevice(
            $displayDeviceResource,
            $instance,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    update_display_device_sample($instance, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\NetworkInterface;
use Google\Rpc\Status;

/**
 * @param string $instance         The instance name for this request.
 * @param string $networkInterface The name of the network interface to update.
 * @param string $project          Project ID for this request.
 * @param string $zone             The name of the zone for this request.
 */
function update_network_interface_sample(
    string $instance,
    string $networkInterface,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $networkInterfaceResource = new NetworkInterface();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->updateNetworkInterface(
            $instance,
            $networkInterface,
            $networkInterfaceResource,
            $project,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $networkInterface = '[NETWORK_INTERFACE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    update_network_interface_sample($instance, $networkInterface, $project, $zone);
}

use Google\ApiCore\ApiException;
use Google\ApiCore\OperationResponse;
use Google\Cloud\Compute\V1\InstancesClient;
use Google\Cloud\Compute\V1\ShieldedInstanceConfig;
use Google\Rpc\Status;

/**
 * @param string $instance Name or id of the instance scoping this request.
 * @param string $project  Project ID for this request.
 * @param string $zone     The name of the zone for this request.
 */
function update_shielded_instance_config_sample(
    string $instance,
    string $project,
    string $zone
): void {
    // Create a client.
    $instancesClient = new InstancesClient();

    // Prepare any non-scalar elements to be passed along with the request.
    $shieldedInstanceConfigResource = new ShieldedInstanceConfig();

    // Call the API and handle any network failures.
    try {
        /** @var OperationResponse $response */
        $response = $instancesClient->updateShieldedInstanceConfig(
            $instance,
            $project,
            $shieldedInstanceConfigResource,
            $zone
        );
        $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
{
    $instance = '[INSTANCE]';
    $project = '[PROJECT]';
    $zone = '[ZONE]';

    update_shielded_instance_config_sample($instance, $project, $zone);
}