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Direktori : /home2/selectio/public_html/fms-worksuite/vendor/google/grpc-gcp/src/ |
Current File : /home2/selectio/public_html/fms-worksuite/vendor/google/grpc-gcp/src/Config.php |
<?php /* * * Copyright 2018 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License 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 Grpc\Gcp; use Psr\Cache\CacheItemPoolInterface; /** * Config is used to enable the support for the channel management. */ class Config { private $hostname; private $gcp_call_invoker; private $cross_script_shmem_enabled; private $supported_sapis = ['fpm-fcgi', 'cli-server']; /** * @param string $target The target API we want to manage the connection. * @param \Grpc\Gcp\ApiConfig $conf * @param CacheItemPoolInterface $cacheItemPool A pool for storing configuration and channels * cross requests within a single worker process. * @throws \RuntimeException When a failure occurs while attempting to attach to shared memory. */ public function __construct($target, $conf = null, CacheItemPoolInterface $cacheItemPool = null) { if ($conf == null) { // If there is no configure file, use the default gRPC channel. $this->gcp_call_invoker = new \Grpc\DefaultCallInvoker(); return; } $gcp_channel = null; $url_host = parse_url($target, PHP_URL_HOST); $this->hostname = $url_host ? $url_host : $target; $channel_pool_key = $this->hostname . '.gcp.channel.' . getmypid(); if (!$cacheItemPool) { $affinity_conf = $this->parseConfObject($conf); $gcp_call_invoker = new GCPCallInvoker($affinity_conf); $this->gcp_call_invoker = $gcp_call_invoker; } else { $item = $cacheItemPool->getItem($channel_pool_key); if ($item->isHit()) { // Channel pool for the $hostname API has already created. $gcp_call_invoker = unserialize($item->get()); } else { $affinity_conf = $this->parseConfObject($conf); // Create GCP channel based on the information. $gcp_call_invoker = new GCPCallInvoker($affinity_conf); } $this->gcp_call_invoker = $gcp_call_invoker; register_shutdown_function(function ($gcp_call_invoker, $cacheItemPool, $item) { // Push the current gcp_channel back into the pool when the script finishes. $item->set(serialize($gcp_call_invoker)); $cacheItemPool->save($item); }, $gcp_call_invoker, $cacheItemPool, $item); } } /** * @return \Grpc\CallInvoker The call invoker to be hooked into the gRPC */ public function callInvoker() { return $this->gcp_call_invoker; } /** * @return string The URI of the endpoint */ public function getTarget() { return $this->channel->getTarget(); } private function parseConfObject($conf_object) { $config = json_decode($conf_object->serializeToJsonString(), true); if (isset($config['channelPool'])) { $affinity_conf['channelPool'] = $config['channelPool']; } $aff_by_method = array(); if (isset($config['method'])) { for ($i = 0; $i < count($config['method']); $i++) { // In proto3, if the value is default, eg 0 for int, it won't be serialized. // Thus serialized string may not have `command` if the value is default 0(BOUND). if (!array_key_exists('command', $config['method'][$i]['affinity'])) { $config['method'][$i]['affinity']['command'] = 'BOUND'; } $aff_by_method[$config['method'][$i]['name'][0]] = $config['method'][$i]['affinity']; } } $affinity_conf['affinity_by_method'] = $aff_by_method; return $affinity_conf; } }