www.gusucode.com > CKFinder 文件管理器PHP版 v3.0源码程序 > code/core/connector/php/vendor/aws/aws-sdk-php/src/Aws/Common/InstanceMetadata/Waiter/ServiceAvailable.php
<?php /** * Copyright 2010-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file is distributed * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either * express or implied. See the License for the specific language governing * permissions and limitations under the License. */ namespace Aws\Common\InstanceMetadata\Waiter; use Aws\Common\Waiter\AbstractResourceWaiter; use Guzzle\Http\Exception\CurlException; /** * Waits until the instance metadata service is responding. Will send up to * 4 requests with a 5 second delay between each try. Each try can last up to * 11 seconds to complete if the service is not responding. * * @codeCoverageIgnore */ class ServiceAvailable extends AbstractResourceWaiter { protected $interval = 5; protected $maxAttempts = 4; /** * {@inheritdoc} */ public function doWait() { $request = $this->client->get(); try { $request->getCurlOptions()->set(CURLOPT_CONNECTTIMEOUT, 10) ->set(CURLOPT_TIMEOUT, 10); $request->send(); return true; } catch (CurlException $e) { return false; } } }