977 lines
37 KiB
PHP
977 lines
37 KiB
PHP
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<?php
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/**
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* This file is part of webman.
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the MIT-LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @author walkor<walkor@workerman.net>
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* @copyright walkor<walkor@workerman.net>
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* @link http://www.workerman.net/
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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namespace Webman\Push;
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use Workerman\Connection\AsyncTcpConnection;
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use Workerman\Connection\TcpConnection;
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use Workerman\Protocols\Http\Request;
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use Workerman\Protocols\Http\Response;
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use Workerman\Timer;
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use Workerman\Worker;
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class Server
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{
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/**
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* 应用信息
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*
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* @var array
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*/
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public $appInfo = [];
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/**
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* 心跳时间
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*
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* @var int
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*/
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public $keepAliveTimeout = 60;
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/**
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* api监听的ip端口
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*
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* @var string
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*/
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public $apiListen = 'http://0.0.0.0:1080';
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/**
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* webhook 延迟设置
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*
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* @var int
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*/
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public $webHookDelay = 3;
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/**
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* @var array
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*/
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protected $_globalDataSnapshot = [];
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/**
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* 事件对应的客户端链接
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*
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* @var array
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*/
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protected $_eventClients = [];
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/**
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* 所有的客户端链接
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*
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* @var array
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*/
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protected $_allClients = [];
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/**
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* array(
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* 'app_key1' => array(
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* 'channel1' => array(
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* 'users' => array(
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* 'uid1' => array('user_info'=>[], 'ref_count' => x),
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* 'uid2' => array('user_info'=>[], 'ref_count' => x),
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* ),
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* 'type' => 'presence',
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* 'subscription_count' => x
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* ),
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* 'channel2' => array(
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* 'users' => array(
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* 'uid3' => array('user_info'=>[], 'ref_count' => x)
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* ),
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* 'type' => 'presence',
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* 'subscription_count' => x
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* ),
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* ),
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* 'app_key2' => array(
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* 'channel1' => array(
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* 'type' => 'private',
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* 'subscription_count' => x
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* ),
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* 'channel2' => array(
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* 'type' => 'public',
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* 'subscription_count' => x
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* ),
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* )
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* )
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* @var array
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*/
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protected $_globalData = [];
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/**
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* 当前进程全局唯一订阅id
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*
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* @var string
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*/
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protected $_globalID = 1;
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/**
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* 构造函数
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*
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* @param string $socket_name
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* @param array $context
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*/
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public function __construct($api_listen, $app_info)
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{
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$this->apiListen = $api_listen;
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$this->appInfo = $app_info;
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}
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/**
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* @param $worker
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* @return void
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* @throws \Exception
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*/
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public function onWorkerStart($worker)
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{
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$api_worker = new Worker($this->apiListen);
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$api_worker->onMessage = array($this, 'onApiClientMessage');
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$api_worker->listen();
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Timer::add($this->keepAliveTimeout/2, array($this, 'checkHeartbeat'));
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Timer::add($this->webHookDelay, array($this, 'webHookCheck'));
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}
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/**
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* 客户端连接后
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*
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* @param $connection
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*/
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public function onConnect($connection) {
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// 客户端有多少次没在规定时间发送心跳
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$connection->clientNotSendPingCount = 0;
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// 设置websocket握手事件回调
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$connection->onWebSocketConnect = array($this, 'onWebSocketConnect');
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}
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/**
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* 当websocket握手时
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* @param $connection
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* @return mixed
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*/
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public function onWebSocketConnect(TcpConnection $connection, $header)
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{
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// /app/1234567890abcdefghig?protocol=7&client=js&version=3.2.4&flash=false
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if (!preg_match('/\/app\/([^\/^\?^ ]+)/', (string)$header, $match)) {
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echo "app_key not found\n$header\n";
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$connection->pauseRecv();
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return;
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}
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$app_key = $match[1];
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if (!isset($this->appInfo[$app_key])) {
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echo "Invalid app_key $app_key\n";
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$connection->pauseRecv();
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return;
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}
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$socket_id = $this->createsocketID($connection);
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$connection->appKey = $app_key;
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$connection->socketID = $socket_id;
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$connection->channels = array(''=>'');
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$connection->channelUidMap = [];
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$connection->clientNotSendPingCount = 0;
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$this->_eventClients[$app_key][''][$socket_id] = $connection;
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$this->_allClients[$socket_id] = $connection;
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/*
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* 向客户端发送链接成功的消息
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* {"event":"pusher:connection_established","data":"{\"socket_id\":\"208836.27464492\",\"activity_timeout\":120}"}
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*/
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$data = array(
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'event' => 'pusher:connection_established',
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'data' => json_encode(array(
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'socket_id' => $socket_id,
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'activity_timeout' => 55
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))
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);
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$connection->send(json_encode($data));
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}
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/**
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* 客户端关闭链接时
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*
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* @param $connection
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*/
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public function onClose($connection)
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{
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if (!isset($connection->socketID)) {
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return;
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}
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$socket_id = $connection->socketID;
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$app_key = $connection->appKey;
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unset($this->_allClients[$socket_id]);
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unset($this->_eventClients[$app_key][''][$socket_id]);
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if (isset($connection->channels)) {
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$app_key = $connection->appKey;
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foreach ($connection->channels as $channel => $uid) {
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if ('' === $channel) {
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continue;
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}
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if ($uid === '') {
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$this->unsubscribePublicChannel($connection, $channel);
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} else {
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$this->unsubscribePresenceChannel($connection, $channel, $uid);
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}
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unset($this->_eventClients[$app_key][$channel][$socket_id]);
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}
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}
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}
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/**
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* 客户端发来消息时
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*
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* @param $connection
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* @param $data
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*
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* @return void
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*/
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public function onMessage($connection, $data)
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{
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$connection->clientNotSendPingCount = 0;
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$data = json_decode($data, true);
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if (!$data) {
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return;
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}
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if (!isset($data['event'])) {
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$connection->send($this->error(null, 'Empty event'));
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return;
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}
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$event = $data['event'];
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switch ($event) {
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case 'pusher:ping':
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$connection->send('{"event":"pusher:pong","data":"{}"}');
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return;
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// {"event":"pusher:subscribe","data":{"channel":"my-channel"}}
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case 'pusher:subscribe':
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$channel = $data['data']['channel'];
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// private- 和 presence- 开头的channel需要验证
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$channel_type = $this->getChannelType($channel);
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if ($channel_type === 'presence') {
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// {"event":"pusher:subscribe","data":{"auth":"b054014693241bcd9c26:10e3b628cb78e8bc4d1f44d47c9294551b446ae6ec10ef113d3d7e84e99763e6","channel_data":"{\"user_id\":100,\"user_info\":{\"name\":\"123\"}}","channel":"presence-channel"}}
|
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$client_auth = $data['data']['auth'];
|
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if (!isset($data['data']['channel_data'])) {
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$connection->send($this->error(null, 'Empty channel_data'));
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return;
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}
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$auth = $connection->appKey.':'.hash_hmac('sha256', $connection->socketID.':'.$channel.':'.$data['data']['channel_data'], $this->appInfo[$connection->appKey]['app_secret'], false);
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// {"event":"pusher:error","data":{"code":null,"message":"Received invalid JSON"}}
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if ($client_auth !== $auth) {
|
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return $connection->send($this->error(null, 'Received invalid Auth '.$auth));
|
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}
|
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$user_data = json_decode($data['data']['channel_data'], true);
|
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if (!$user_data || !isset($user_data['user_id']) || !isset($user_data['user_info'])) {
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$connection->send($this->error(null, 'Bad channel_data'));
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return;
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}
|
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|
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$this->subscribePresence($connection, $channel, $user_data['user_id'], $user_data['user_info']);
|
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return;
|
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|
|
|
|||
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} elseif($channel_type === 'private') {
|
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|
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// {"event":"pusher:subscribe","data":{"auth":"b054014693241bcd9c26:10e3b628cb78e8bc4d1f44d47c9294551b446ae6ec10ef113d3d7e84e99763e6","channel_data":"{\"user_id\":100,\"user_info\":{\"name\":\"123\"}}","channel":"presence-channel"}}
|
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$client_auth = $data['data']['auth'];
|
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$auth = $connection->appKey.':'.hash_hmac('sha256', $connection->socketID.':'.$channel, $this->appInfo[$connection->appKey]['app_secret'], false);
|
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|
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// {"event":"pusher:error","data":{"code":null,"message":"Received invalid Auth"}}
|
|||
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if ($client_auth !== $auth) {
|
|||
|
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return $connection->send($this->error(null, 'Received invalid Auth '.$auth));
|
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|
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}
|
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|
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$this->subscribePrivateChannel($connection, $channel);
|
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|
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} else {
|
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$this->subscribePublicChannel($connection, $channel);
|
|||
|
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}
|
|||
|
|
|
|||
|
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// {"event":"pusher_internal:subscription_succeeded","data":"{}","channel":"my-channel"}
|
|||
|
|
$connection->send(json_encode(
|
|||
|
|
array(
|
|||
|
|
'event' => 'pusher_internal:subscription_succeeded',
|
|||
|
|
'data' => '{}',
|
|||
|
|
'channel' => $channel
|
|||
|
|
), JSON_UNESCAPED_UNICODE
|
|||
|
|
));
|
|||
|
|
return;
|
|||
|
|
// {"event":"pusher:unsubscribe","data":{"channel":"my-channel"}}
|
|||
|
|
case 'pusher:unsubscribe':
|
|||
|
|
$app_key = $connection->appKey;
|
|||
|
|
$channel = $data['data']['channel'];
|
|||
|
|
$channel_type = $this->getChannelType($channel);
|
|||
|
|
switch ($channel_type) {
|
|||
|
|
case 'public':
|
|||
|
|
$this->unsubscribePublicChannel($connection, $channel);
|
|||
|
|
break;
|
|||
|
|
case 'private':
|
|||
|
|
$this->unsubscribePrivateChannel($connection, $channel);
|
|||
|
|
break;
|
|||
|
|
case 'presence':
|
|||
|
|
$uid = $connection->channels[$channel];
|
|||
|
|
$this->unsubscribePresenceChannel($connection, $channel, $uid);
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
return;
|
|||
|
|
|
|||
|
|
// {"event":"client-event","data":{"your":"hi"},"channel":"presence-channel"}
|
|||
|
|
default:
|
|||
|
|
if (strpos($event, 'pusher:') === 0) {
|
|||
|
|
return $connection->send($this->error(null, 'Unknown event'));
|
|||
|
|
}
|
|||
|
|
if (!isset($data['channel'])) {
|
|||
|
|
$connection->send($this->error(null, 'Empty channel'));
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
$channel = $data['channel'];
|
|||
|
|
// 客户端触发事件必须是private 或者 presence的channel
|
|||
|
|
$channel_type = $this->getChannelType($channel);
|
|||
|
|
if ($channel_type !== 'private' && $channel_type !== 'presence') {
|
|||
|
|
// {"event":"pusher:error","data":{"code":null,"message":"Client event rejected - only supported on private and presence channels"}}
|
|||
|
|
return $connection->send($this->error(null, 'Client event rejected - only supported on private and presence channels'));
|
|||
|
|
}
|
|||
|
|
// 当前链接没有订阅这个channel
|
|||
|
|
if (!isset($connection->channels[$channel])) {
|
|||
|
|
return $connection->send($this->error(null, 'Client event rejected - you didn\'t subscribe this channel'));
|
|||
|
|
}
|
|||
|
|
// 事件必须以client-为前缀
|
|||
|
|
if (strpos($event, 'client-') !== 0) {
|
|||
|
|
return $connection->send($this->error(null, 'Client event rejected - client events must be prefixed by \'client-\''));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// @todo 检查是否设置了可前端发布事件
|
|||
|
|
// {"event":"pusher:error","data":{"code":null,"message":"To send client events, you must enable this feature in the Settings page of your dashboard."}}
|
|||
|
|
// 全局发布事件
|
|||
|
|
$this->publishToClients($connection->appKey, $channel, $event, json_encode($data['data'], JSON_UNESCAPED_UNICODE), $connection->socketID);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 获得channel类型
|
|||
|
|
*
|
|||
|
|
* @param $channel
|
|||
|
|
* @return string
|
|||
|
|
*/
|
|||
|
|
protected function getChannelType($channel) {
|
|||
|
|
if (strpos($channel, 'private-') === 0) {
|
|||
|
|
return 'private';
|
|||
|
|
} elseif (strpos($channel, 'presence-') === 0) {
|
|||
|
|
return 'presence';
|
|||
|
|
}
|
|||
|
|
return 'public';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 组装失败信息
|
|||
|
|
*
|
|||
|
|
* @param $code
|
|||
|
|
* @param $message
|
|||
|
|
* @return string
|
|||
|
|
*/
|
|||
|
|
protected function error($code, $message)
|
|||
|
|
{
|
|||
|
|
return json_encode(array('event'=>'pusher:error', 'data' => array('code' => $code, 'message' => $message)), JSON_UNESCAPED_UNICODE);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function subscribePublicChannel($connection, $channel) {
|
|||
|
|
$app_key = $connection->appKey;
|
|||
|
|
$connection->channels[$channel] = '';
|
|||
|
|
$this->_eventClients[$app_key][$channel][$connection->socketID] = $connection;
|
|||
|
|
|
|||
|
|
if (!isset($this->_globalData[$app_key][$channel])) {
|
|||
|
|
$this->_globalData[$app_key][$channel] = array(
|
|||
|
|
'type' => 'presence',
|
|||
|
|
'subscription_count' => 0
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$this->_globalData[$app_key][$channel]['subscription_count'] += 1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function subscribePrivateChannel($connection, $channel) {
|
|||
|
|
$this->subscribePublicChannel($connection, $channel);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function subscribePresence($connection, $channel, $uid, $user_info) {
|
|||
|
|
$app_key = $connection->appKey;
|
|||
|
|
$connection->channels[$channel] = $uid;
|
|||
|
|
$this->_eventClients[$app_key][$channel][$connection->socketID] = $connection;
|
|||
|
|
|
|||
|
|
if (!isset($this->_globalData[$app_key][$channel])) {
|
|||
|
|
$this->_globalData[$app_key][$channel] = array(
|
|||
|
|
'type' => 'presence',
|
|||
|
|
'users' => [],
|
|||
|
|
'subscription_count' => 0
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
$this->_globalData[$app_key][$channel]['subscription_count'] += 1;
|
|||
|
|
|
|||
|
|
$member_added = false;
|
|||
|
|
if (!isset($this->_globalData[$app_key][$channel]['users'][$uid]['user_info'])) {
|
|||
|
|
$this->_globalData[$app_key][$channel]['users'][$uid] = array('user_info'=>$user_info, 'ref_count' => 0);
|
|||
|
|
$member_added = true;
|
|||
|
|
}
|
|||
|
|
$this->_globalData[$app_key][$channel]['users'][$uid]['ref_count'] += 1;
|
|||
|
|
|
|||
|
|
|
|||
|
|
$presence_data = $this->getPresenceChannelDataForSubscribe($app_key, $channel);
|
|||
|
|
if ($member_added) {
|
|||
|
|
// {"event":"pusher_internal:member_added","data":"{\"user_id\":1488465780,\"user_info\":{\"name\":\"123\",\"sex\":\"1\"}}","channel":"presence-channel"}
|
|||
|
|
$this->publishToClients($app_key, $channel, 'pusher_internal:member_added', json_encode(array(
|
|||
|
|
'user_id' => $uid,
|
|||
|
|
'user_info' => $user_info
|
|||
|
|
), JSON_UNESCAPED_UNICODE), $connection->socketID);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// {"event":"pusher_internal:subscription_succeeded","data":"{\"presence\":{\"count\":2,\"ids\":[\"1488465780\",\"14884657802\"],\"hash\":{\"1488465780\":{\"name\":\"123\",\"sex\":\"1\"},\"14884657802\":{\"name\":\"123\",\"sex\":\"1\"}}}}","channel":"presence-channel"}
|
|||
|
|
$connection->send(json_encode(array(
|
|||
|
|
'event' => 'pusher_internal:subscription_succeeded',
|
|||
|
|
'data' => json_encode($presence_data),
|
|||
|
|
'channel' => $channel
|
|||
|
|
),JSON_UNESCAPED_UNICODE
|
|||
|
|
));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public function getPresenceChannelDataForSubscribe($app_key, $channel)
|
|||
|
|
{
|
|||
|
|
$hash = [];
|
|||
|
|
$count = 100;
|
|||
|
|
if (isset($this->_globalData[$app_key][$channel])) {
|
|||
|
|
foreach ($this->_globalData[$app_key][$channel]['users'] as $uid => $item) {
|
|||
|
|
$hash[$uid] = $item['user_info'];
|
|||
|
|
if ($count-- <= 0) {
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
//$hash = array_slice($this->_globalData[$app_key][$channel]['users'], 0, 100, true);
|
|||
|
|
}
|
|||
|
|
return array(
|
|||
|
|
'presence' => array(
|
|||
|
|
'count' => count($this->_globalData[$app_key][$channel]['users']),
|
|||
|
|
'ids' => array_keys($hash),
|
|||
|
|
'hash' => $hash
|
|||
|
|
)
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端取消订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function unsubscribePublicChannel($connection, $channel) {
|
|||
|
|
$app_key = $connection->appKey;
|
|||
|
|
$this->_globalData[$app_key][$channel]['subscription_count']--;
|
|||
|
|
if ($this->_globalData[$app_key][$channel]['subscription_count'] <= 0) {
|
|||
|
|
unset($this->_globalData[$app_key][$channel]);
|
|||
|
|
}
|
|||
|
|
unset($connection->channels[$channel], $this->_eventClients[$connection->appKey][$channel][$connection->socketID]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端取消订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function unsubscribePrivateChannel($connection, $channel) {
|
|||
|
|
$this->unsubscribePublicChannel($connection, $channel);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 客户端取消订阅channel
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @param $channel
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function unsubscribePresenceChannel($connection, $channel, $uid) {
|
|||
|
|
$app_key = $connection->appKey;
|
|||
|
|
$member_removed = false;
|
|||
|
|
$this->_globalData[$app_key][$channel]['subscription_count']--;
|
|||
|
|
if ($this->_globalData[$app_key][$channel]['subscription_count'] <= 0) {
|
|||
|
|
unset($this->_globalData[$app_key][$channel]);
|
|||
|
|
$member_removed = true;
|
|||
|
|
} else {
|
|||
|
|
if (!isset($this->_globalData[$app_key][$channel]['users'][$uid]['ref_count'])) {
|
|||
|
|
error_log("\$this->_globalData[$app_key][$channel]['users'][$uid]['ref_count'] not exist\n");
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
$this->_globalData[$app_key][$channel]['users'][$uid]['ref_count']--;
|
|||
|
|
$ref_count = $this->_globalData[$app_key][$channel]['users'][$uid]['ref_count'];
|
|||
|
|
if ($ref_count <= 0) {
|
|||
|
|
unset($this->_globalData[$app_key][$channel]['users'][$uid]);
|
|||
|
|
$member_removed = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if ($member_removed) {
|
|||
|
|
// {"event":"pusher_internal:member_removed","data":"{\"user_id\":\"14884657801\"}","channel":"presence-channel"}
|
|||
|
|
$this->publishToClients($app_key, $channel, 'pusher_internal:member_removed', json_encode(array('user_id'=>$uid), JSON_UNESCAPED_UNICODE));
|
|||
|
|
}
|
|||
|
|
unset($connection->channels[$channel], $this->_eventClients[$connection->appKey][$channel][$connection->socketID]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 发布事件
|
|||
|
|
*
|
|||
|
|
* @param $data
|
|||
|
|
*/
|
|||
|
|
public function publishToClients($app_key, $channel, $event, $data, $socket_id = null)
|
|||
|
|
{
|
|||
|
|
if (!isset($this->_eventClients[$app_key][$channel])) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
$data = json_encode(array(
|
|||
|
|
'event' => $event,
|
|||
|
|
'data' => $data,
|
|||
|
|
'channel' => $channel
|
|||
|
|
), JSON_UNESCAPED_UNICODE);
|
|||
|
|
foreach ($this->_eventClients[$app_key][$channel] as $connection) {
|
|||
|
|
if ($connection->socketID === $socket_id) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
$connection->clientNotSendPingCount = 0;
|
|||
|
|
// {"event":"my-event","data":"{\"message\":\"hello world\"}","channel":"my-channel"}
|
|||
|
|
$connection->send($data);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 检查心跳，将心跳超时的客户端关闭
|
|||
|
|
*
|
|||
|
|
* @return void
|
|||
|
|
*/
|
|||
|
|
public function checkHeartbeat()
|
|||
|
|
{
|
|||
|
|
foreach ($this->_allClients as $connection) {
|
|||
|
|
if ($connection->clientNotSendPingCount > 1) {
|
|||
|
|
$connection->destroy();
|
|||
|
|
}
|
|||
|
|
$connection->clientNotSendPingCount ++;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 创建一个全局的客户端id
|
|||
|
|
*
|
|||
|
|
* @param $connection
|
|||
|
|
* @return string
|
|||
|
|
*/
|
|||
|
|
protected function createsocketID($connection)
|
|||
|
|
{
|
|||
|
|
$socket_id = "{$this->_globalID}.{$connection->id}";
|
|||
|
|
return $socket_id;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 创建channel key，用于监听分发给该channel的事件
|
|||
|
|
*
|
|||
|
|
* @param $app_key
|
|||
|
|
* @param $channel
|
|||
|
|
* @return string
|
|||
|
|
*/
|
|||
|
|
protected function createChannelKey($app_key, $channel)
|
|||
|
|
{
|
|||
|
|
return "$app_key:$channel";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* POST /apps/1024/events?auth_key=b054014693241bcd9c26&auth_signature=ed7f5b604e6bbd21a888a861ed536a430a9d5e4df210937a241a811bd17fcf97&auth_timestamp=1487428415&auth_version=1.0&body_md5=15d251b35306a6da7efa515a0e971f80 HTTP/1.1
|
|||
|
|
* {"name":"my-event","data":"{\"message\":\"hello world\"}","channels":["my-channel"]}
|
|||
|
|
* {"name":"my-event","data":"{\"message\":\"haha\"}","channels":["my-channel"],"socket_id":"123.456"}
|
|||
|
|
*
|
|||
|
|
* GET /apps/1024/channels/my-channel?auth_key=b054014693241bcd9c26&auth_signature=5226650be00a064b417d50d49229e42bbb918e969c42e63aaa63b9d1c6cf9803&auth_timestamp=1489898340&auth_version=1.0
|
|||
|
|
*
|
|||
|
|
* GET /apps/1024/channels/presence-channel?auth_key=b054014693241bcd9c26&auth_signature=d46281bf69ccadfe9da270176c85daa88d4b9da55b1f3c2570d48fa1236f0b2c&auth_timestamp=1489903433&auth_version=1.0&info=subscription_count,user_count
|
|||
|
|
*
|
|||
|
|
* GET /apps/1024/channels/presence-channel/users?auth_key=b054014693241bcd9c26&auth_signature=2eee0ca6292e17b00484bdcb0bba686a47e8a7365a1b190248946182fc926309&auth_timestamp=1489904560&auth_version=1.0
|
|||
|
|
*/
|
|||
|
|
public function onApiClientMessage($connection, Request $request)
|
|||
|
|
{
|
|||
|
|
if (!($app_key = $request->get('auth_key'))) {
|
|||
|
|
return $connection->send(new Response(400, [], 'Bad Request'));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (!isset($this->appInfo[$app_key])) {
|
|||
|
|
return $connection->send(new Response(401, [], 'Invalid app_key'));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$path = $request->path();
|
|||
|
|
$explode = explode('/', trim($path, '/'));
|
|||
|
|
if (count($explode) < 3) {
|
|||
|
|
return $connection->send(new Response(400, [], 'Bad Request'));
|
|||
|
|
}
|
|||
|
|
$auth_signature = $request->get('auth_signature');
|
|||
|
|
$params = $request->get();
|
|||
|
|
unset($params['auth_signature']);
|
|||
|
|
ksort($params);
|
|||
|
|
$string_to_sign = $request->method()."\n" . $path . "\n" . self::array_implode('=', '&', $params);
|
|||
|
|
|
|||
|
|
$real_auth_signature = hash_hmac('sha256', $string_to_sign, $this->appInfo[$app_key]['app_secret'], false);
|
|||
|
|
if ($auth_signature !== $real_auth_signature) {
|
|||
|
|
return $connection->send(new Response(401, [], 'Invalid signature'));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$type = $explode[2];
|
|||
|
|
switch ($type) {
|
|||
|
|
case 'batch_events':
|
|||
|
|
$packages = json_decode($request->rawBody(), true);
|
|||
|
|
if (!$packages || !isset($packages['batch'])) {
|
|||
|
|
return $connection->send(new Response(400, [], 'Bad request'));
|
|||
|
|
}
|
|||
|
|
$packages = $packages['batch'];
|
|||
|
|
foreach ($packages as $package) {
|
|||
|
|
$channel = $package['channel'];
|
|||
|
|
$event = $package['name'];
|
|||
|
|
$data = $package['data'];
|
|||
|
|
$socket_id = isset($package['socket_id']) ? isset($package['socket_id']) : null;
|
|||
|
|
$this->publishToClients($app_key, $channel, $event, $data, $socket_id);
|
|||
|
|
}
|
|||
|
|
return $connection->send('{}');
|
|||
|
|
break;
|
|||
|
|
case 'events':
|
|||
|
|
$package = json_decode($request->rawBody(), true);
|
|||
|
|
if (!$package) {
|
|||
|
|
return $connection->send(new Response(401, [], 'Invalid signature'));
|
|||
|
|
}
|
|||
|
|
$channels = $package['channels'];
|
|||
|
|
$event = $package['name'];
|
|||
|
|
$data = $package['data'];
|
|||
|
|
foreach ($channels as $channel) {
|
|||
|
|
$socket_id = isset($package['socket_id']) ? isset($package['socket_id']) : null;
|
|||
|
|
$this->publishToClients($app_key, $channel, $event, $data, $socket_id);
|
|||
|
|
}
|
|||
|
|
return $connection->send('{}');
|
|||
|
|
case 'channels':
|
|||
|
|
// info
|
|||
|
|
$request_info = explode(',', $request->get('info', ''));
|
|||
|
|
if (!isset($explode[3])) {
|
|||
|
|
$channels = [];
|
|||
|
|
$prefix = $request->get('filter_by_prefix');
|
|||
|
|
$return_subscription_count = in_array('subscription_count', $request_info);
|
|||
|
|
foreach ($this->_globalData[$app_key] ?? [] as $channel => $item) {
|
|||
|
|
if ($prefix !== null) {
|
|||
|
|
if (strpos($channel, $prefix) !== 0) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
$channels[$channel] = [];
|
|||
|
|
if ($return_subscription_count) {
|
|||
|
|
$channels[$channel]['subscription_count'] = $item['subscription_count'];
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return $connection->send(json_encode(['channels' => $channels], JSON_UNESCAPED_UNICODE));
|
|||
|
|
}
|
|||
|
|
$channel = $explode[3];
|
|||
|
|
// users
|
|||
|
|
if (isset($explode[4])) {
|
|||
|
|
if ($explode[4] !== 'users') {
|
|||
|
|
return $connection->send(new Response(400, [], 'Bad Request'));
|
|||
|
|
}
|
|||
|
|
$id_array = isset($this->_globalData[$app_key][$channel]['users']) ?
|
|||
|
|
array_keys($this->_globalData[$app_key][$channel]['users']) : array();
|
|||
|
|
$user_id_array = array();
|
|||
|
|
foreach ($id_array as $id) {
|
|||
|
|
$user_id_array[] = array('id' => $id);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$connection->send(json_encode($user_id_array, JSON_UNESCAPED_UNICODE));
|
|||
|
|
}
|
|||
|
|
$occupied = isset($this->_globalData[$app_key][$channel]);
|
|||
|
|
$user_count = isset($this->_globalData[$app_key][$channel]['users']) ? count($this->_globalData[$app_key][$channel]['users']) : 0;
|
|||
|
|
$subscription_count = $occupied ? $this->_globalData[$app_key][$channel]['subscription_count'] : 0;
|
|||
|
|
$channel_info = array(
|
|||
|
|
'occupied' => $occupied
|
|||
|
|
);
|
|||
|
|
foreach ($request_info as $name) {
|
|||
|
|
switch ($name) {
|
|||
|
|
case 'user_count':
|
|||
|
|
$channel_info['user_count'] = $user_count;
|
|||
|
|
break;
|
|||
|
|
case 'subscription_count':
|
|||
|
|
$channel_info['subscription_count'] = $subscription_count;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
$connection->send(json_encode($channel_info, JSON_UNESCAPED_UNICODE));
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
return $connection->send(new Response(400, [], 'Bad Request'));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public function webHookCheck()
|
|||
|
|
{
|
|||
|
|
$channel_events = [];
|
|||
|
|
$user_events = [];
|
|||
|
|
|
|||
|
|
$all_app_keys = array_unique(array_merge(array_keys($this->_globalData), array_keys($this->_globalDataSnapshot)));
|
|||
|
|
foreach($all_app_keys as $app_key)
|
|||
|
|
{
|
|||
|
|
if (empty($this->appInfo[$app_key])) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
$snapshot_items = isset($this->_globalDataSnapshot[$app_key]) ? $this->_globalDataSnapshot[$app_key] : [];
|
|||
|
|
$items = isset($this->_globalData[$app_key]) ? $this->_globalData[$app_key] : [];
|
|||
|
|
$channels_added = array_diff_key($items, $snapshot_items);
|
|||
|
|
$channels_removed = array_diff_key($snapshot_items, $items);
|
|||
|
|
if ($channels_added) {
|
|||
|
|
$channel_events[$app_key]['channels_added'] = array_keys($channels_added);
|
|||
|
|
}
|
|||
|
|
if ($channels_removed) {
|
|||
|
|
$channel_events[$app_key]['channels_removed'] = array_keys($channels_removed);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$all_channels = [];
|
|||
|
|
foreach ($items as $channel => $foo) {
|
|||
|
|
if ($foo['type'] === 'presence') {
|
|||
|
|
$all_channels[$channel] = $channel;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
foreach ($snapshot_items as $channel => $foo) {
|
|||
|
|
if ($foo['type'] === 'presence' && !isset($all_channels[$channel])) {
|
|||
|
|
$all_channels[$channel] = $channel;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
foreach ($all_channels as $channel) {
|
|||
|
|
$user_array_snapshot = isset($snapshot_items[$channel]['users']) ? $snapshot_items[$channel]['users'] : [];
|
|||
|
|
$user_array = isset($items[$channel]['users']) ? $items[$channel]['users'] : [];
|
|||
|
|
$user_added = array_diff_key($user_array, $user_array_snapshot);
|
|||
|
|
$user_removed = array_diff_key($user_array_snapshot, $user_array);
|
|||
|
|
if ($user_added) {
|
|||
|
|
$user_events[$app_key][$channel]['user_added'] = array_keys($user_added);
|
|||
|
|
}
|
|||
|
|
if ($user_removed) {
|
|||
|
|
$user_events[$app_key][$channel]['user_removed'] = array_keys($user_removed);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$this->_globalDataSnapshot = $this->_globalData;
|
|||
|
|
|
|||
|
|
$this->webHookSend(array('channel_events' => $channel_events, 'user_events' => $user_events));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
protected function webHookSend($data)
|
|||
|
|
{
|
|||
|
|
$channel_events = $data['channel_events'];
|
|||
|
|
$user_events = $data['user_events'];
|
|||
|
|
$time_ms = microtime(true);
|
|||
|
|
foreach ($user_events as $app_key => $items) {
|
|||
|
|
// 没设置user_event回调则忽略
|
|||
|
|
if (empty($this->appInfo[$app_key]['user_hook'])) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
// {"time_ms":1494300453609,"events":[{"channel":"presence-channel2","user_id":"59094971a","name":"member_added"}]}
|
|||
|
|
$http_events_body = array(
|
|||
|
|
'time_ms' => $time_ms,
|
|||
|
|
'events' => []
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
foreach ($items as $channel => $item) {
|
|||
|
|
if (isset($item['user_added'])) {
|
|||
|
|
foreach ($item['user_added'] as $user_id) {
|
|||
|
|
$http_events_body['events'][] = array(
|
|||
|
|
'channel' => $channel,
|
|||
|
|
'user_id' => $user_id,
|
|||
|
|
'name' => 'user_added'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
foreach ($items as $channel => $item) {
|
|||
|
|
if (isset($item['user_removed'])) {
|
|||
|
|
foreach ($item['user_removed'] as $user_id) {
|
|||
|
|
$http_events_body['events'][] = array(
|
|||
|
|
'channel' => $channel,
|
|||
|
|
'user_id' => $user_id,
|
|||
|
|
'name' => 'user_removed'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if ($http_events_body['events']) {
|
|||
|
|
$this->sendHttpRequest($this->appInfo[$app_key]['user_hook'],
|
|||
|
|
$app_key,
|
|||
|
|
$this->appInfo[$app_key]['app_secret'],
|
|||
|
|
json_encode($http_events_body, JSON_UNESCAPED_UNICODE));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
foreach ($channel_events as $app_key => $item) {
|
|||
|
|
// 没设置channel_event回调则忽略
|
|||
|
|
if (empty($this->appInfo[$app_key]['channel_hook'])) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
// {"time_ms":1494300446592,"events":[{"channel":"presence-channel2","name":"channel_added"}]}
|
|||
|
|
$http_events_body = array(
|
|||
|
|
'time_ms' => $time_ms,
|
|||
|
|
'events' => []
|
|||
|
|
);
|
|||
|
|
if (isset($item['channels_added'])) {
|
|||
|
|
foreach ($item['channels_added'] as $channel) {
|
|||
|
|
$http_events_body['events'][] = array(
|
|||
|
|
'channel' => $channel,
|
|||
|
|
'name' => 'channel_added'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (isset($item['channels_removed'])) {
|
|||
|
|
foreach ($item['channels_removed'] as $channel) {
|
|||
|
|
$http_events_body['events'][] = array(
|
|||
|
|
'channel' => $channel,
|
|||
|
|
'name' => 'channel_removed'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if ($http_events_body['events']) {
|
|||
|
|
$this->sendHttpRequest($this->appInfo[$app_key]['channel_hook'],
|
|||
|
|
$app_key,
|
|||
|
|
$this->appInfo[$app_key]['app_secret'],
|
|||
|
|
json_encode($http_events_body, JSON_UNESCAPED_UNICODE));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
protected function sendHttpRequest($address, $app_key, $secret, $body, $redirect_count = 0)
|
|||
|
|
{
|
|||
|
|
$address_info = parse_url($address);
|
|||
|
|
if (!$address_info) {
|
|||
|
|
echo new \Exception('bad remote_address');
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$scheme = isset($address_info['scheme']) && $address_info['scheme'] === 'https' ? 'ssl' : 'tcp';
|
|||
|
|
if (!isset($address_info['port'])) {
|
|||
|
|
$address_info['port'] = $scheme == 'ssl' ? 443 : 80;
|
|||
|
|
}
|
|||
|
|
if (!isset($address_info['path'])) {
|
|||
|
|
$address_info['path'] = '/';
|
|||
|
|
}
|
|||
|
|
if (!isset($address_info['query'])) {
|
|||
|
|
$address_info['query'] = '';
|
|||
|
|
} else {
|
|||
|
|
$address_info['query'] = '?' . $address_info['query'];
|
|||
|
|
}
|
|||
|
|
$remote_address = "{$address_info['host']}:{$address_info['port']}";
|
|||
|
|
$remote_host = $address_info['host'];
|
|||
|
|
$remote_URI = "{$address_info['path']}{$address_info['query']}";
|
|||
|
|
$signature = hash_hmac('sha256', $body, $secret, false);
|
|||
|
|
$base_url = $scheme == 'ssl' ? "https://$remote_address/" : "http://$remote_address/";
|
|||
|
|
|
|||
|
|
$header = "POST $remote_URI HTTP/1.0\r\n";
|
|||
|
|
$header .= "Host: $remote_host\r\n";
|
|||
|
|
$header .= "Connection: close\r\n";
|
|||
|
|
$header .= "X-Pusher-Key: $app_key\r\n";
|
|||
|
|
$header .= "X-Pusher-Signature: $signature\r\n";
|
|||
|
|
$header .= "Content-Type: application/json\r\n";
|
|||
|
|
$header .= "Content-Length: " . strlen($body);
|
|||
|
|
$http_buffer = $header . "\r\n\r\n" . $body;
|
|||
|
|
|
|||
|
|
$client = new AsyncTcpConnection('tcp://' . $remote_address);
|
|||
|
|
if ($scheme == 'ssl') {
|
|||
|
|
$client->transport = 'ssl';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$client->onConnect = function ($client) use ($http_buffer) {
|
|||
|
|
$client->send($http_buffer);
|
|||
|
|
};
|
|||
|
|
$client->onMessage = function ($client, $buffer) use ($address, $app_key, $secret, $body, $base_url, $redirect_count) {
|
|||
|
|
$client->close();
|
|||
|
|
if (!preg_match("/HTTP\/1\.\d (\d*?) .*?\r\n/", $buffer, $match)) {
|
|||
|
|
echo "http code not found $buffer\n";
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
$http_code = $match[1];
|
|||
|
|
$base_code = intval($http_code / 100);
|
|||
|
|
if ($base_code == 3 && preg_match("/Location: (.*?)\r\n/", $buffer, $match)) {
|
|||
|
|
if (++$redirect_count > 3) {
|
|||
|
|
$msg = date('Y-m-d H:i:s') . "\nURL:$address\nAPP_KEY:$app_key ERR:too many redirect\n$buffer";
|
|||
|
|
echo $msg;
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
$location = $match[1];
|
|||
|
|
if (strpos($location, 'http://') === 0 || strpos($location, 'https://') === 0) {
|
|||
|
|
$this->sendHttpRequest($location, $app_key, $secret, $body, $redirect_count);
|
|||
|
|
} else {
|
|||
|
|
$this->sendHttpRequest($base_url . $location, $app_key, $secret, $body, $redirect_count);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if ($base_code !== 2) {
|
|||
|
|
$msg = date('Y-m-d H:i:s') . "\nURL:$address\nAPP_KEY:$app_key\n$buffer";
|
|||
|
|
echo $msg;
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
Timer::add(10, array($client, 'close'), null, false);
|
|||
|
|
$client->connect();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* array_implode
|
|||
|
|
*
|
|||
|
|
* @param $glue
|
|||
|
|
* @param $separator
|
|||
|
|
* @param $array
|
|||
|
|
* @return string
|
|||
|
|
*/
|
|||
|
|
public static function array_implode($glue, $separator, $array)
|
|||
|
|
{
|
|||
|
|
if (!is_array($array)) {
|
|||
|
|
return $array;
|
|||
|
|
}
|
|||
|
|
$string = array();
|
|||
|
|
foreach ($array as $key => $val) {
|
|||
|
|
if (is_array($val)) {
|
|||
|
|
$val = implode(',', $val);
|
|||
|
|
}
|
|||
|
|
$string[] = "{$key}{$glue}{$val}";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return implode($separator, $string);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|