You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
693 lines
24 KiB
693 lines
24 KiB
<?php
|
|
/**
|
|
* This file is part of workerman.
|
|
*
|
|
* Licensed under The MIT License
|
|
* For full copyright and license information, please see the MIT-LICENSE.txt
|
|
* Redistributions of files must retain the above copyright notice.
|
|
*
|
|
* @author walkor<walkor@workerman.net>
|
|
* @copyright walkor<walkor@workerman.net>
|
|
* @link http://www.workerman.net/
|
|
* @license http://www.opensource.org/licenses/mit-license.php MIT License
|
|
*/
|
|
namespace GatewayWorker\Lib;
|
|
|
|
use Exception;
|
|
use GatewayWorker\Protocols\GatewayProtocol;
|
|
use Workerman\Connection\TcpConnection;
|
|
|
|
/**
|
|
* 数据发送相关
|
|
*/
|
|
class Gateway
|
|
{
|
|
/**
|
|
* gateway 实例
|
|
*
|
|
* @var object
|
|
*/
|
|
protected static $businessWorker = null;
|
|
|
|
/**
|
|
* 注册中心地址
|
|
*
|
|
* @var string
|
|
*/
|
|
public static $registerAddress = '127.0.0.1:1236';
|
|
|
|
/**
|
|
* 秘钥
|
|
* @var string
|
|
*/
|
|
public static $secretKey = '';
|
|
|
|
/**
|
|
* 向所有客户端连接(或者 client_id_array 指定的客户端连接)广播消息
|
|
*
|
|
* @param string $message 向客户端发送的消息
|
|
* @param array $client_id_array 客户端 id 数组
|
|
* @return void
|
|
*/
|
|
public static function sendToAll($message, $client_id_array = null)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_SEND_TO_ALL;
|
|
$gateway_data['body'] = $message;
|
|
|
|
if ($client_id_array) {
|
|
$data_array = array();
|
|
foreach ($client_id_array as $client_id) {
|
|
$address = Context::clientIdToAddress($client_id);
|
|
|
|
$key = long2ip($address['local_ip']) . ":{$address['local_port']}";
|
|
$data_array[$key][$address['connection_id']] = $address['connection_id'];
|
|
}
|
|
foreach ($data_array as $addr => $connection_id_list) {
|
|
$the_gateway_data = $gateway_data;
|
|
$the_gateway_data['ext_data'] = call_user_func_array('pack',
|
|
array_merge(array('N*'), $connection_id_list));
|
|
self::sendToGateway($addr, $the_gateway_data);
|
|
}
|
|
return;
|
|
} elseif (empty($client_id_array) && is_array($client_id_array)) {
|
|
return;
|
|
}
|
|
|
|
self::sendToAllGateway($gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 向某个客户端连接发消息
|
|
*
|
|
* @param int $client_id
|
|
* @param string $message
|
|
* @return bool
|
|
*/
|
|
public static function sendToClient($client_id, $message)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_SEND_TO_ONE, $message);
|
|
}
|
|
|
|
/**
|
|
* 向当前客户端连接发送消息
|
|
*
|
|
* @param string $message
|
|
* @return bool
|
|
*/
|
|
public static function sendToCurrentClient($message)
|
|
{
|
|
return self::sendCmdAndMessageToClient(null, GatewayProtocol::CMD_SEND_TO_ONE, $message);
|
|
}
|
|
|
|
/**
|
|
* 判断某个uid是否在线
|
|
*
|
|
* @param string $uid
|
|
* @return int 0|1
|
|
*/
|
|
public static function isUidOnline($uid)
|
|
{
|
|
return (int)self::getClientIdByUid($uid);
|
|
}
|
|
|
|
/**
|
|
* 判断某个客户端连接是否在线
|
|
*
|
|
* @param int $client_id
|
|
* @return int 0|1
|
|
*/
|
|
public static function isOnline($client_id)
|
|
{
|
|
$address_data = Context::clientIdToAddress($client_id);
|
|
$address = long2ip($address_data['local_ip']) . ":{$address_data['local_port']}";
|
|
if (isset(self::$businessWorker)) {
|
|
if (!isset(self::$businessWorker->gatewayConnections[$address])) {
|
|
return 0;
|
|
}
|
|
}
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_IS_ONLINE;
|
|
$gateway_data['connection_id'] = $address_data['connection_id'];
|
|
return (int)self::sendAndRecv($address, $gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 获取在线状态，目前返回一个在线 client_id 数组，client_id为 key
|
|
*
|
|
* @param string $group
|
|
* @return array
|
|
*/
|
|
public static function getAllClientInfo($group = null)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
if (!$group) {
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GET_ALL_CLIENT_INFO;
|
|
} else {
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GET_CLINET_INFO_BY_GROUP;
|
|
$gateway_data['ext_data'] = $group;
|
|
}
|
|
$status_data = array();
|
|
$all_buffer_array = self::getBufferFromAllGateway($gateway_data);
|
|
foreach ($all_buffer_array as $local_ip => $buffer_array) {
|
|
foreach ($buffer_array as $local_port => $data) {
|
|
if ($data) {
|
|
foreach ($data as $connection_id => $session_buffer) {
|
|
$client_id = Context::addressToClientId($local_ip, $local_port, $connection_id);
|
|
if ($client_id === Context::$client_id) {
|
|
$status_data[$client_id] = (array)$_SESSION;
|
|
} else {
|
|
$status_data[$client_id] = $session_buffer ? Context::sessionDecode($session_buffer) : array();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $status_data;
|
|
}
|
|
|
|
/**
|
|
* 获取某个组的连接信息
|
|
*
|
|
* @param string $group
|
|
* @return array
|
|
*/
|
|
public static function getClientInfoByGroup($group)
|
|
{
|
|
return self::getAllClientInfo($group);
|
|
}
|
|
|
|
/**
|
|
* 获取所有连接数
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function getAllClientCount()
|
|
{
|
|
return self::getClientCountByGroup();
|
|
}
|
|
|
|
/**
|
|
* 获取某个组的在线连接数
|
|
*
|
|
* @param string $group
|
|
* @return int
|
|
*/
|
|
public static function getClientCountByGroup($group = '')
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GET_CLIENT_COUNT_BY_GROUP;
|
|
$gateway_data['ext_data'] = $group;
|
|
$total_count = 0;
|
|
$all_buffer_array = self::getBufferFromAllGateway($gateway_data);
|
|
foreach ($all_buffer_array as $local_ip => $buffer_array) {
|
|
foreach ($buffer_array as $local_port => $count) {
|
|
if ($count) {
|
|
$total_count += $count;
|
|
}
|
|
}
|
|
}
|
|
return $total_count;
|
|
}
|
|
|
|
/**
|
|
* 获取与 uid 绑定的 client_id 列表
|
|
*
|
|
* @param string $uid
|
|
* @return array
|
|
*/
|
|
public static function getClientIdByUid($uid)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GET_CLIENT_ID_BY_UID;
|
|
$gateway_data['ext_data'] = $uid;
|
|
$client_list = array();
|
|
$all_buffer_array = self::getBufferFromAllGateway($gateway_data);
|
|
foreach ($all_buffer_array as $local_ip => $buffer_array) {
|
|
foreach ($buffer_array as $local_port => $connection_id_array) {
|
|
if ($connection_id_array) {
|
|
foreach ($connection_id_array as $connection_id) {
|
|
$client_list[] = Context::addressToClientId($local_ip, $local_port, $connection_id);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $client_list;
|
|
}
|
|
|
|
/**
|
|
* 生成验证包，用于验证此客户端的合法性
|
|
*
|
|
* @return string
|
|
*/
|
|
protected static function generateAuthBuffer()
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GATEWAY_CLIENT_CONNECT;
|
|
$gateway_data['body'] = json_encode(array(
|
|
'secret_key' => self::$secretKey,
|
|
));
|
|
return GatewayProtocol::encode($gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 批量向所有 gateway 发包，并得到返回数组
|
|
*
|
|
* @param string $gateway_data
|
|
* @return array
|
|
* @throws Exception
|
|
*/
|
|
protected static function getBufferFromAllGateway($gateway_data)
|
|
{
|
|
$gateway_buffer = GatewayProtocol::encode($gateway_data);
|
|
$gateway_buffer = self::$secretKey ? self::generateAuthBuffer() . $gateway_buffer : $gateway_buffer;
|
|
if (isset(self::$businessWorker)) {
|
|
$all_addresses = self::$businessWorker->getAllGatewayAddresses();
|
|
if (empty($all_addresses)) {
|
|
throw new Exception('businessWorker::getAllGatewayAddresses return empty');
|
|
}
|
|
} else {
|
|
$all_addresses = self::getAllGatewayAddressesFromRegister();
|
|
if (empty($all_addresses)) {
|
|
return array();
|
|
}
|
|
}
|
|
$client_array = $status_data = $client_address_map = $receive_buffer_array = $recv_length_array = array();
|
|
// 批量向所有gateway进程发送请求数据
|
|
foreach ($all_addresses as $address) {
|
|
$client = stream_socket_client("tcp://$address", $errno, $errmsg);
|
|
if ($client && strlen($gateway_buffer) === stream_socket_sendto($client, $gateway_buffer)) {
|
|
$socket_id = (int)$client;
|
|
$client_array[$socket_id] = $client;
|
|
$client_address_map[$socket_id] = explode(':', $address);
|
|
$receive_buffer_array[$socket_id] = '';
|
|
}
|
|
}
|
|
// 超时1秒
|
|
$timeout = 1;
|
|
$time_start = microtime(true);
|
|
// 批量接收请求
|
|
while (count($client_array) > 0) {
|
|
$write = $except = array();
|
|
$read = $client_array;
|
|
if (@stream_select($read, $write, $except, $timeout)) {
|
|
foreach ($read as $client) {
|
|
$socket_id = (int)$client;
|
|
$buffer = stream_socket_recvfrom($client, 65535);
|
|
if ($buffer !== '' && $buffer !== false) {
|
|
$receive_buffer_array[$socket_id] .= $buffer;
|
|
$receive_length = strlen($receive_buffer_array[$socket_id]);
|
|
if (empty($recv_length_array[$socket_id]) && $receive_length >= 4) {
|
|
$recv_length_array[$socket_id] = current(unpack('N', $receive_buffer_array[$socket_id]));
|
|
}
|
|
if (!empty($recv_length_array[$socket_id]) && $receive_length >= $recv_length_array[$socket_id] + 4) {
|
|
unset($client_array[$socket_id]);
|
|
}
|
|
} elseif (feof($client)) {
|
|
unset($client_array[$socket_id]);
|
|
}
|
|
}
|
|
}
|
|
if (microtime(true) - $time_start > $timeout) {
|
|
break;
|
|
}
|
|
}
|
|
$format_buffer_array = array();
|
|
foreach ($receive_buffer_array as $socket_id => $buffer) {
|
|
$local_ip = ip2long($client_address_map[$socket_id][0]);
|
|
$local_port = $client_address_map[$socket_id][1];
|
|
$format_buffer_array[$local_ip][$local_port] = unserialize(substr($buffer, 4));
|
|
}
|
|
return $format_buffer_array;
|
|
}
|
|
|
|
/**
|
|
* 关闭某个客户端
|
|
*
|
|
* @param int $client_id
|
|
* @return bool
|
|
*/
|
|
public static function closeClient($client_id)
|
|
{
|
|
if ($client_id === Context::$client_id) {
|
|
return self::closeCurrentClient();
|
|
} // 不是发给当前用户则使用存储中的地址
|
|
else {
|
|
$address_data = Context::clientIdToAddress($client_id);
|
|
$address = long2ip($address_data['local_ip']) . ":{$address_data['local_port']}";
|
|
return self::kickAddress($address, $address_data['connection_id']);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 踢掉当前客户端
|
|
*
|
|
* @return bool
|
|
* @throws Exception
|
|
*/
|
|
public static function closeCurrentClient()
|
|
{
|
|
if (!Context::$connection_id) {
|
|
throw new Exception('closeCurrentClient can not be called in async context');
|
|
}
|
|
return self::kickAddress(long2ip(Context::$local_ip) . ':' . Context::$local_port, Context::$connection_id);
|
|
}
|
|
|
|
/**
|
|
* 将 client_id 与 uid 绑定
|
|
*
|
|
* @param int $client_id
|
|
* @param int|string $uid
|
|
* @return bool
|
|
*/
|
|
public static function bindUid($client_id, $uid)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_BIND_UID, '', $uid);
|
|
}
|
|
|
|
/**
|
|
* 将 client_id 与 uid 解除绑定
|
|
*
|
|
* @param int $client_id
|
|
* @param int|string $uid
|
|
* @return bool
|
|
*/
|
|
public static function unbindUid($client_id, $uid)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_UNBIND_UID, '', $uid);
|
|
}
|
|
|
|
/**
|
|
* 将 client_id 加入组
|
|
*
|
|
* @param int $client_id
|
|
* @param int|string $group
|
|
* @return bool
|
|
*/
|
|
public static function joinGroup($client_id, $group)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_JOIN_GROUP, '', $group);
|
|
}
|
|
|
|
/**
|
|
* 将 client_id 离开组
|
|
*
|
|
* @param int $client_id
|
|
* @param int|string $group
|
|
* @return bool
|
|
*/
|
|
public static function leaveGroup($client_id, $group)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_LEAVE_GROUP, '', $group);
|
|
}
|
|
|
|
/**
|
|
* 向所有 uid 发送
|
|
*
|
|
* @param int|string|array $uid
|
|
* @param string $message
|
|
*/
|
|
public static function sendToUid($uid, $message)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_SEND_TO_UID;
|
|
$gateway_data['body'] = $message;
|
|
|
|
if (!is_array($uid)) {
|
|
$uid = array($uid);
|
|
}
|
|
|
|
$gateway_data['ext_data'] = json_encode($uid);
|
|
|
|
self::sendToAllGateway($gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 向 group 发送
|
|
*
|
|
* @param int|string|array $group
|
|
* @param string $message
|
|
*/
|
|
public static function sendToGroup($group, $message)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_SEND_TO_GROUP;
|
|
$gateway_data['body'] = $message;
|
|
|
|
if (!is_array($group)) {
|
|
$group = array($group);
|
|
}
|
|
|
|
$gateway_data['ext_data'] = json_encode($group);
|
|
|
|
self::sendToAllGateway($gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 更新 session，框架自动调用，开发者不要调用
|
|
*
|
|
* @param int $client_id
|
|
* @param string $session_str
|
|
* @return bool
|
|
*/
|
|
public static function setSocketSession($client_id, $session_str)
|
|
{
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_SET_SESSION, '', $session_str);
|
|
}
|
|
|
|
/**
|
|
* 设置 session，原session值会被覆盖
|
|
*
|
|
* @param int $client_id
|
|
* @param array $session
|
|
*/
|
|
public static function setSession($client_id, array $session)
|
|
{
|
|
if (Context::$client_id === $client_id) {
|
|
$_SESSION = $session;
|
|
Context::$old_session = $_SESSION;
|
|
}
|
|
return self::setSocketSession($client_id, Context::sessionEncode($session));
|
|
}
|
|
|
|
/**
|
|
* 更新 session，实际上是与老的session合并
|
|
*
|
|
* @param int $client_id
|
|
* @param array $session
|
|
*/
|
|
public static function updateSession($client_id, array $session)
|
|
{
|
|
if (Context::$client_id === $client_id) {
|
|
$_SESSION = $session + (array)$_SESSION;
|
|
Context::$old_session = $_SESSION;
|
|
}
|
|
return self::sendCmdAndMessageToClient($client_id, GatewayProtocol::CMD_UPDATE_SESSION, '', Context::sessionEncode($session));
|
|
}
|
|
|
|
/**
|
|
* 获取某个client_id的session
|
|
*
|
|
* @param int $client_id
|
|
* @return mixed false表示出错、null表示用户不存在、array表示具体的session信息
|
|
*/
|
|
public static function getSession($client_id)
|
|
{
|
|
$address_data = Context::clientIdToAddress($client_id);
|
|
$address = long2ip($address_data['local_ip']) . ":{$address_data['local_port']}";
|
|
if (isset(self::$businessWorker)) {
|
|
if (!isset(self::$businessWorker->gatewayConnections[$address])) {
|
|
return null;
|
|
}
|
|
}
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_GET_SESSION_BY_CLIENT_ID;
|
|
$gateway_data['connection_id'] = $address_data['connection_id'];
|
|
return self::sendAndRecv($address, $gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 想某个用户网关发送命令和消息
|
|
*
|
|
* @param int $client_id
|
|
* @param int $cmd
|
|
* @param string $message
|
|
* @param string $ext_data
|
|
* @return boolean
|
|
*/
|
|
protected static function sendCmdAndMessageToClient($client_id, $cmd, $message, $ext_data = '')
|
|
{
|
|
// 如果是发给当前用户则直接获取上下文中的地址
|
|
if ($client_id === Context::$client_id || $client_id === null) {
|
|
$address = long2ip(Context::$local_ip) . ':' . Context::$local_port;
|
|
$connection_id = Context::$connection_id;
|
|
} else {
|
|
$address_data = Context::clientIdToAddress($client_id);
|
|
$address = long2ip($address_data['local_ip']) . ":{$address_data['local_port']}";
|
|
$connection_id = $address_data['connection_id'];
|
|
}
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = $cmd;
|
|
$gateway_data['connection_id'] = $connection_id;
|
|
$gateway_data['body'] = $message;
|
|
if (!empty($ext_data)) {
|
|
$gateway_data['ext_data'] = $ext_data;
|
|
}
|
|
|
|
return self::sendToGateway($address, $gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 发送数据并返回
|
|
*
|
|
* @param int $address
|
|
* @param mixed $data
|
|
* @return bool
|
|
* @throws Exception
|
|
*/
|
|
protected static function sendAndRecv($address, $data)
|
|
{
|
|
$buffer = GatewayProtocol::encode($data);
|
|
$buffer = self::$secretKey ? self::generateAuthBuffer() . $buffer : $buffer;
|
|
$client = stream_socket_client("tcp://$address", $errno, $errmsg);
|
|
if (!$client) {
|
|
throw new Exception("can not connect to tcp://$address $errmsg");
|
|
}
|
|
if (strlen($buffer) === stream_socket_sendto($client, $buffer)) {
|
|
$timeout = 1;
|
|
// 阻塞读
|
|
stream_set_blocking($client, 1);
|
|
// 1秒超时
|
|
stream_set_timeout($client, 1);
|
|
$all_buffer = '';
|
|
$time_start = microtime(true);
|
|
$pack_len = 0;
|
|
while (1) {
|
|
$buf = stream_socket_recvfrom($client, 655350);
|
|
if ($buf !== '' && $buf !== false) {
|
|
$all_buffer .= $buf;
|
|
} else {
|
|
if (feof($client)) {
|
|
throw new Exception("connection close tcp://$address");
|
|
} elseif (microtime(true) - $time_start > $timeout) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
$recv_len = strlen($all_buffer);
|
|
if (!$pack_len && $recv_len >= 4) {
|
|
$pack_len= current(unpack('N', $all_buffer));
|
|
}
|
|
// 回复的数据都是以\n结尾
|
|
if (($pack_len && $recv_len >= $pack_len + 4) || microtime(true) - $time_start > $timeout) {
|
|
break;
|
|
}
|
|
}
|
|
// 返回结果
|
|
return unserialize(substr($all_buffer, 4));
|
|
} else {
|
|
throw new Exception("sendAndRecv($address, \$bufer) fail ! Can not send data!", 502);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 发送数据到网关
|
|
*
|
|
* @param string $address
|
|
* @param mixed $gateway_data
|
|
* @return bool
|
|
*/
|
|
protected static function sendToGateway($address, $gateway_data)
|
|
{
|
|
// 有$businessWorker说明是workerman环境，使用$businessWorker发送数据
|
|
if (self::$businessWorker) {
|
|
if (!isset(self::$businessWorker->gatewayConnections[$address])) {
|
|
return false;
|
|
}
|
|
return self::$businessWorker->gatewayConnections[$address]->send($gateway_data);
|
|
}
|
|
// 非workerman环境
|
|
$gateway_buffer = GatewayProtocol::encode($gateway_data);
|
|
$gateway_buffer = self::$secretKey ? self::generateAuthBuffer() . $gateway_buffer : $gateway_buffer;
|
|
$client = stream_socket_client("tcp://$address", $errno, $errmsg);
|
|
return strlen($gateway_buffer) == stream_socket_sendto($client, $gateway_buffer);
|
|
}
|
|
|
|
/**
|
|
* 向所有 gateway 发送数据
|
|
*
|
|
* @param string $gateway_data
|
|
* @throws Exception
|
|
*/
|
|
protected static function sendToAllGateway($gateway_data)
|
|
{
|
|
// 如果有businessWorker实例，说明运行在workerman环境中，通过businessWorker中的长连接发送数据
|
|
if (self::$businessWorker) {
|
|
foreach (self::$businessWorker->gatewayConnections as $gateway_connection) {
|
|
/** @var TcpConnection $gateway_connection */
|
|
$gateway_connection->send($gateway_data);
|
|
}
|
|
} // 运行在其它环境中，通过注册中心得到gateway地址
|
|
else {
|
|
$all_addresses = self::getAllGatewayAddressesFromRegister();
|
|
if (!$all_addresses) {
|
|
throw new Exception('Gateway::getAllGatewayAddressesFromRegister() with registerAddress:' .
|
|
self::$registerAddress . ' return ' . var_export($all_addresses, true));
|
|
}
|
|
foreach ($all_addresses as $address) {
|
|
self::sendToGateway($address, $gateway_data);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 踢掉某个网关的 socket
|
|
*
|
|
* @param string $address
|
|
* @param int $connection_id
|
|
* @return bool
|
|
*/
|
|
protected static function kickAddress($address, $connection_id)
|
|
{
|
|
$gateway_data = GatewayProtocol::$empty;
|
|
$gateway_data['cmd'] = GatewayProtocol::CMD_KICK;
|
|
$gateway_data['connection_id'] = $connection_id;
|
|
return self::sendToGateway($address, $gateway_data);
|
|
}
|
|
|
|
/**
|
|
* 设置 gateway 实例
|
|
*
|
|
* @param \GatewayWorker\BusinessWorker $business_worker_instance
|
|
*/
|
|
public static function setBusinessWorker($business_worker_instance)
|
|
{
|
|
self::$businessWorker = $business_worker_instance;
|
|
}
|
|
|
|
/**
|
|
* 获取通过注册中心获取所有 gateway 通讯地址
|
|
*
|
|
* @return array
|
|
* @throws Exception
|
|
*/
|
|
protected static function getAllGatewayAddressesFromRegister()
|
|
{
|
|
$client = stream_socket_client('tcp://' . self::$registerAddress, $errno, $errmsg, 1);
|
|
if (!$client) {
|
|
throw new Exception('Can not connect to tcp://' . self::$registerAddress . ' ' . $errmsg);
|
|
}
|
|
fwrite($client, '{"event":"worker_connect","secret_key":"' . self::$secretKey . '"}' . "\n");
|
|
stream_set_timeout($client, 1);
|
|
$ret = fgets($client, 65535);
|
|
if (!$ret || !$data = json_decode(trim($ret), true)) {
|
|
throw new Exception('getAllGatewayAddressesFromRegister fail. tcp://' .
|
|
self::$registerAddress . ' return ' . var_export($ret, true));
|
|
}
|
|
return $data['addresses'];
|
|
}
|
|
}
|
|
|
|
if (!class_exists('\Protocols\GatewayProtocol')) {
|
|
class_alias('GatewayWorker\Protocols\GatewayProtocol', 'Protocols\GatewayProtocol');
|
|
}
|
|
|