/**
* @brief redis协程调度
* @param type $callback
*/
public function execute($callback)
{
$method = array_shift($this->_arguments);
array_push($this->_arguments, $callback);
try {
call_user_func_array(array($this->_redis, $method), $this->_arguments);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("[REDIS_COROUTINE_EXECUTE_EXCEPTION]" . $ex->getMessage());
}
}
/**
* @brief 接收响应数据的callback
* @param \swoole_client $client
* @param type $data
*/
public function onReceive(\swoole_client $client, $data)
{
if (null !== $this->_timer) {
//\Aha\Network\Timer::del($this->_timer);
}
$response = array('errno' => \Aha\Network\Client::ERR_SUCESS, 'errmsg' => 'sucess', 'requestId' => $this->_requestId, 'const' => microtime(true) - $this->_const, 'data' => $data);
try {
call_user_func($this->_callback, $response);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("TcpClient callback failed![exception]" . $ex->getMessage());
}
$this->_connectionManager();
}
/**
* @brief barrier wait [multi concurrent]
* @param type $data
* @return string
*/
public function wait($data)
{
$this->_arrResponses[$data['requestId']] = $data;
if (count($this->_arrResponses) !== count($this->_arrClients)) {
return AHA_AGAIN;
}
$response = array('errno' => \Aha\Network\Client::ERR_SUCESS, 'errmsg' => 'sucess', 'requestId' => $this->_requestId, 'const' => microtime(true) - $this->_const, 'data' => $this->_arrResponses);
try {
call_user_func($this->_callback, $response);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("MultiClient callback failed![exception]" . $ex->getMessage());
}
}
/**
* @brief 读取管道中的消息包体
* @param \swoole_process $process
*/
public function readPipe(\swoole_process $process)
{
while (false !== ($content = $process->read())) {
if (false === $content) {
\Aha\Log\Sys::log()->error(array('IPC_PIPE_READ_ERR' => $content));
break;
} else {
$this->append($content);
}
if (strlen($content) < 8191) {
break;
}
}
}
/**
* @brief 解析http response
* @param \swoole_client $client
* @param type $data
* @return string
*/
protected function _unPackResponse(\swoole_client $client, $data)
{
$this->_buffer .= $data;
if (empty($this->_responseHeader) && strrpos($this->_buffer, "\r\n\r\n")) {
$this->_unPackResponseHeader();
}
if (empty($this->_responseHeader)) {
return AHA_AGAIN;
}
if (AHA_AGAIN === $this->_unPackResponseBody()) {
return AHA_AGAIN;
}
if (null !== $this->_timer) {
//\Aha\Network\Timer::del($this->_timer);
}
if (isset($this->_responseHeader['content-encoding'])) {
$this->_responseBody = \Aha\Client\Http::gzDecode($this->_responseBody, $this->_responseHeader['content-encoding']);
}
$response = array('errno' => \Aha\Network\Client::ERR_SUCESS, 'errmsg' => 'sucess', 'requestId' => $this->_requestId, 'const' => microtime(true) - $this->_const, 'data' => array('header' => $this->_responseHeader, 'body' => $this->_responseBody));
try {
call_user_func($this->_callback, $response);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("HttpClient callback failed![exception]" . $ex->getMessage());
}
$this->_connectionManager();
}
/**
* @brief 协程堆栈调度
* @return type
*/
public function run(\Generator $generator)
{
for (;;) {
try {
//异常处理
if (null !== $this->_exception) {
$generator->throw($this->_exception);
$this->_exception = null;
continue;
}
//协程堆栈链的下一个元素
$current = $generator->current();
//协程堆栈链表的中断内嵌
if ($current instanceof \Generator) {
$this->_coroutineStack->push($generator);
$generator = $current;
continue;
}
//syscall中断
if ($current instanceof \Aha\Coroutine\SystemCall) {
return $current;
}
//retval中断
$isReturnValue = $current instanceof \Aha\Coroutine\RetVal;
if (!$generator->valid() || $isReturnValue) {
if ($this->_coroutineStack->isEmpty()) {
return;
}
$generator = $this->_coroutineStack->pop();
$generator->send($isReturnValue ? $current->getvalue() : $this->_sendValue);
$this->_sendValue = null;
}
//异步网络IO中断
if ($this->_isAhaInterrupt($current)) {
$this->_coroutineStack->push($generator);
$this->_ahaInterrupt($current);
return;
}
//当前协程堆栈元素可能有多次yeild 但是与父协程只有一次通信的机会 在通信前运行完
$generator->send(is_null($current) ? $this->_sendValue : $current);
$this->_sendValue = null;
while ($generator->valid()) {
$current = $generator->current();
$generator->send(is_null($current) ? $this->_sendValue : $current);
$this->_sendValue = null;
}
//协程栈是空的 已经调度完毕
if ($this->_coroutineStack->isEmpty()) {
return;
}
//把当前结果传给父协程栈
$generator = $this->_coroutineStack->pop();
$data = is_null($current) ? $this->_sendValue : $current;
$this->_sendValue = null;
$generator->send($data);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("[Coroutine_Task_Run_Exception]" . $ex->getMessage());
if ($this->_coroutineStack->isEmpty()) {
return;
}
}
}
}
/**
* @brief 当worker/task进程发生异常会在Manager进程内回调此函数
* 主要用于监控和报警 很有可能遇到了致命错误或者coredump
*/
public function onWorkerError(\swoole_server $server, $workerId, $workerPid, $exitCode)
{
\Aha\Log\Sys::log()->error("[onWorkerError_CALLBACK] [workerId]{$workerId} [workerPid]{$workerPid} [exitCode]{$exitCode}");
}
/**
* @brief 在preDispatch 中触发
* @throws Exception
*/
public function dispatchLoop()
{
$action = $this->_objRouter->getAction();
$objAction = new $action($this);
if (!is_subclass_of($objAction, '\\Aha\\Mvc\\Action')) {
throw new \Exception("class {$action} is not extends \\Aha\\Mvc\\Action");
}
try {
call_user_func(array($objAction, 'before'), $this);
} catch (\Exception $e) {
\Aha\Log\Sys::log()->error('\\Aha\\Mvc\\Action dispatchLoop callback exception:' . $e->getMessage());
}
}
/**
* @brief query失败 释放资源 callback 上层调用query的时候也不用进行错误处理
* @param type $callback
* @param type $dbSock
*/
protected function _queryFailedNotify($callback, $dbSock = null)
{
if (null !== $dbSock) {
$this->_close($dbSock);
}
try {
call_user_func($callback, false, false, false);
} catch (\Exception $e) {
\Aha\Log\Sys::log()->error("Mysqli _queryFailedNotify Exception: {$e->getMessage()}");
}
}
/**
* @brief commit或者rollback失败
* @return boolean
*/
private function _commitOrRollbackFailed()
{
try {
call_user_func($this->_callback, false, false, false);
} catch (\Exception $e) {
\Aha\Log\Sys::log()->error("Mysqli transCallback Exception[commit failed]: {$e->getMessage()}");
}
$this->_clean();
self::$_TransGc[] = $this;
return false;
}
/**
* @brief 发生错误时的回调
* @param \swoole_client $client
*/
public function onError(\swoole_client $client)
{
$response = array('errno' => \Aha\Network\Client::ERR_UNEXPECT, 'errmsg' => array('errCode' => $client->errCode, 'error' => socket_strerror($client->errCode)), 'requestId' => $this->_requestId, 'const' => microtime(true) - $this->_const, 'data' => array());
if (is_callable($this->_callback)) {
try {
call_user_func($this->_callback, $response);
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("Client onError![exception]" . $ex->getMessage());
}
}
if ($client->sock && $client->isConnected()) {
$client->close();
} else {
$this->_free();
}
}
/**
* @brief redis连接池close事件
* @param \swoole_client $cli
* @return type
*/
public function onClose(\swoole_client $cli)
{
if (!empty($this->_package)) {
\Aha\Log\Sys::log()->warning("Redis Warning: Maybe receive a Close event , " . "such as Redis server close the socket !");
return;
}
$callback = $this->_callback;
$arguments = $this->_arguments;
$this->_free();
try {
call_user_func($callback, false, $arguments['callback'], $this, 'Redis closed timeout');
} catch (\Exception $ex) {
\Aha\Log\Sys::log()->error("Redis Closed notify callback![exception]" . $ex->getMessage());
}
}