EVOLUTION-MANAGER
Edit File: ThrottlingErrorChecker.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 DuplicatorPro\Aws\Common\Client; defined("ABSPATH") or die(""); use DuplicatorPro\Aws\Common\Exception\Parser\ExceptionParserInterface; use DuplicatorPro\Guzzle\Http\Exception\HttpException; use DuplicatorPro\Guzzle\Http\Message\RequestInterface; use DuplicatorPro\Guzzle\Http\Message\Response; use DuplicatorPro\Guzzle\Plugin\Backoff\BackoffStrategyInterface; use DuplicatorPro\Guzzle\Plugin\Backoff\AbstractBackoffStrategy; /** * Backoff logic that handles throttling exceptions from services */ class ThrottlingErrorChecker extends AbstractBackoffStrategy { /** @var array Whitelist of exception codes (as indexes) that indicate throttling */ protected static $throttlingExceptions = array( 'RequestLimitExceeded' => true, 'Throttling' => true, 'ThrottlingException' => true, 'ProvisionedThroughputExceededException' => true, 'RequestThrottled' => true, ); /** * @var ExceptionParserInterface Exception parser used to parse exception responses */ protected $exceptionParser; public function __construct(ExceptionParserInterface $exceptionParser, BackoffStrategyInterface $next = null) { $this->exceptionParser = $exceptionParser; if ($next) { $this->setNext($next); } } /** * {@inheritdoc} */ public function makesDecision() { return true; } /** * {@inheritdoc} */ protected function getDelay( $retries, RequestInterface $request, Response $response = null, HttpException $e = null ) { if ($response && $response->isClientError()) { $parts = $this->exceptionParser->parse($request, $response); return isset(self::$throttlingExceptions[$parts['code']]) ? true : null; } } }