Predis_CommunicationException
Predis_CommunicationException
Connection refused
/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1303)
private function sendInitializationCommands() {
foreach ($this-&_initCmds as $command) {
$this-&writeCommand($command);
foreach ($this-&_initCmds as $command) {
$this-&readResponse($command);
private function onCommunicationException($message, $code = null) {
Predis_Shared_Utils::onCommunicationException(
new Predis_CommunicationException($this, $message, $code)
public function writeCommand(Predis_Command $command) {
$this-&writeBytes($command-&invoke());
public function readResponse(Predis_Command $command) {
$response = $this-&_reader-&read($this);
$skipparse = isset($response-&queued) || isset($response-&error);
return $skipparse ? $response : $command-&parseResponse($response);
Stack Trace
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1268): Predis_Connection->onCommunicationException(&Connection refused&, 111)
$this-&_socket = @stream_socket_client(
$uri, $errno, $errstr, $this-&_params-&connection_timeout, $connectFlags
if (!$this-&_socket) {
$this-&onCommunicationException(trim($errstr), $errno);
if (isset($this-&_params-&read_write_timeout)) {
$timeoutSeconds
= floor($this-&_params-&read_write_timeout);
$timeoutUSeconds = ($this-&_params-&read_write_timeout - $timeoutSeconds) * 1000000;
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1382): Predis_Connection->connect()
return substr($value, 0, -2);
public function getSocket() {
if (!$this-&isConnected()) {
$this-&connect();
return $this-&_
public function getResponseReader() {
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1335): Predis_Connection->getSocket()
return $this-&_reader-&read($this);
public function writeBytes($value) {
$socket = $this-&getSocket();
while (($length = strlen($value)) & 0) {
$written = fwrite($socket, $value);
if ($length === $written) {
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1308): Predis_Connection->writeBytes(&*2
164fba1be4161eae17db6d7a05ce9329
new Predis_CommunicationException($this, $message, $code)
public function writeCommand(Predis_Command $command) {
$this-&writeBytes($command-&invoke());
public function readResponse(Predis_Command $command) {
$response = $this-&_reader-&read($this);
$skipparse = isset($response-&queued) || isset($response-&error);
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(1468): Predis_Connection->writeCommand(Predis_Commands_Get)
return $this-&getConnection($command)-&readResponse($command);
public function executeCommand(Predis_Command $command) {
$connection = $this-&getConnection($command);
$connection-&writeCommand($command);
return $connection-&readResponse($command);
1473 /* ------------------------------------------------------------------------- */
&/app/wwwroot/xituan/app/protected/extensions/redis/Predis.php(207): Predis_ConnectionCluster->executeCommand(Predis_Commands_Get)
public function __call($method, $arguments) {
$command = $this-&_serverProfile-&createCommand($method, $arguments);
return $this-&_connection-&executeCommand($command);
public function createCommand($method, $arguments = array()) {
return $this-&_serverProfile-&createCommand($method, $arguments);
&/app/wwwroot/xituan/app/protected/extensions/redis/CRedisCache.php(68): Predis_Client->__call(&get&, array(&164fba1be4161eae17db6d7a05ce9329&))
* @param string $key a unique key identifying the cached value
* @return string the value stored in cache, false if the value is not in the cache or expired.
protected function getValue($key)
return $this-&_cache-&get($key);
* Retrieves multiple values from cache with the specified keys.
* @param array $keys a list of keys identifying the cached values
&/app/wwwroot/xituan/app/protected/extensions/redis/CRedisCache.php(68): Predis_Client->get(&164fba1be4161eae17db6d7a05ce9329&)
* @param string $key a unique key identifying the cached value
* @return string the value stored in cache, false if the value is not in the cache or expired.
protected function getValue($key)
return $this-&_cache-&get($key);
* Retrieves multiple values from cache with the specified keys.
* @param array $keys a list of keys identifying the cached values
&/app/wwwroot/xituan/framework/caching/CCache.php(104): CRedisCache->getValue(&164fba1be4161eae17db6d7a05ce9329&)
* @param string $id a key identifying the cached value
* @return mixed the value stored in cache, false if the value is not in the cache, expired or the dependency has changed.
public function get($id)
$value = $this-&getValue($this-&generateUniqueKey($id));
if($value===false || $this-&serializer===false)
if($this-&serializer===null)
$value=unserialize($value);
&/app/wwwroot/xituan/framework/web/CUrlManager.php(219): CCache->get(&Yii.CUrlManager.rules&)
if(empty($this-&rules) || $this-&getUrlFormat()===self::GET_FORMAT)
if($this-&cacheID!==false && ($cache=Yii::app()-&getComponent($this-&cacheID))!==null)
$hash=md5(serialize($this-&rules));
if(($data=$cache-&get(self::CACHE_KEY))!==false && isset($data[1]) && $data[1]===$hash)
$this-&_rules=$data[0];
&/app/wwwroot/xituan/framework/web/CUrlManager.php(206): CUrlManager->processRules()
* Initializes the application component.
public function init()
parent::init();
$this-&processRules();
* Processes the URL rules.
&/app/wwwroot/xituan/framework/base/CModule.php(387): CUrlManager->init()
if(!isset($config['enabled']) || $config['enabled'])
Yii::trace(&Loading \&$id\& application component&,'system.CModule');
unset($config['enabled']);
$component=Yii::createComponent($config);
$component-&init();
return $this-&_components[$id]=$
&/app/wwwroot/xituan/framework/base/CApplication.php(522): CModule->getComponent(&urlManager&)
* Returns the URL manager component.
* @return CUrlManager the URL manager component
public function getUrlManager()
return $this-&getComponent('urlManager');
* @return CController the currently active controller. Null is returned in this base class.
* @since 1.1.8
&/app/wwwroot/xituan/framework/web/CWebApplication.php(140): CApplication->getUrlManager()
$route=$this-&catchAllRequest[0];
foreach(array_splice($this-&catchAllRequest,1) as $name=&$value)
$_GET[$name]=$
$route=$this-&getUrlManager()-&parseUrl($this-&getRequest());
$this-&runController($route);
* Registers the core application components.
&/app/wwwroot/xituan/framework/base/CApplication.php(180): CWebApplication->processRequest()
public function run()
if($this-&hasEventHandler('onBeginRequest'))
$this-&onBeginRequest(new CEvent($this));
register_shutdown_function(array($this,'end'),0,false);
$this-&processRequest();
if($this-&hasEventHandler('onEndRequest'))
$this-&onEndRequest(new CEvent($this));
&/app/wwwroot/xituan/app/index.php(32): CApplication->run()
27 // remove the following lines when in production mode
28 defined('YII_DEBUG') or define('YII_DEBUG',true);
29 // specify how many levels of call stack should be shown in each log message
30 defined('YII_TRACE_LEVEL') or define('YII_TRACE_LEVEL',3);
31 require_once($yii);
32 Yii::createWebApplication($config)-&run();
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