Database Err: SQLSTATE[HY000] [2013] Lost connection to MySQL server at 'reading initial communication packet', system error: 110

/data/home/qxu1591150346/htdocs/protected/include/core.php on line 352

347.

348.


        if($force_replace || empty($GLOBALS['instance']['mysql'][$db_config_key]))

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            try{

351.


                $GLOBALS['instance']['mysql'][$db_config_key] = new PDO('mysql:dbname='.$db_config['MYSQL_DB'].';host='.$db_config['MYSQL_HOST'].';port='.$db_config['MYSQL_PORT'], $db_config['MYSQL_USER'], $db_config['MYSQL_PASS'], array(PDO::MYSQL_ATTR_INIT_COMMAND=>'SET NAMES \''.$db_config['MYSQL_CHARSET'].'\''));

352.


            }catch(PDOException $e){err('Database Err: '.$e->getMessage());}

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        return $GLOBALS['instance']['mysql'][$db_config_key];

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    private function _where($conditions)

/data/home/qxu1591150346/htdocs/protected/include/core.php on line 334

329.


            $slave_key = array_rand($GLOBALS['mysql']['MYSQL_SLAVE']);

330.


            $sth = $this->db_instance($GLOBALS['mysql']['MYSQL_SLAVE'][$slave_key], 'slave_'.$slave_key)->prepare($sql);

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        else

333.

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            $sth = $this->db_instance($GLOBALS['mysql'], 'master')->prepare($sql);

335.

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        if(is_array($params) && !empty($params))

338.

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            foreach($params as $k=>&$v) $sth->bindParam($k, $v);

/data/home/qxu1591150346/htdocs/protected/include/core.php on line 322

317.


            return empty($this->page) ? '' : " LIMIT {$this->page['offset']},{$this->page['limit']}";

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        return $limit ? ' LIMIT '.$limit : '';

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    public function query($sql, $params = array()){return $this->execute($sql, $params, true);}

323.

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    public function execute($sql, $params = array(), $readonly = FALSE)

325.

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        $this->sql[] = $sql;

327.


        if($readonly && !empty($GLOBALS['mysql']['MYSQL_SLAVE']))

/data/home/qxu1591150346/htdocs/protected/model/order_model.php on line 110

105.


    public function expired()

106.

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        $expire = $_SERVER['REQUEST_TIME'] - ($GLOBALS['cfg']['order_cancel_expires'] * 3600);

108.


        $sql = "SELECT order_id FROM {$this->table_name}

109.


                WHERE (order_status = 1 AND payment_method <> 2) AND created_date <= {$expire}";

110.


        if($outdated = $this->query($sql))

111.

112.


            $order_goods_model = new order_goods_model();

113.


            foreach($outdated as $v)

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                if($this->update(array('order_id' => $v['order_id']), array('order_status' => 0))) $order_goods_model->restocking($v['order_id']);

/data/home/qxu1591150346/htdocs/protected/lib/utilities.php on line 10


        $timer = APP_DIR.DS.'protected'.DS.'resources'.DS.'timer.txt';


        if($_SERVER['REQUEST_TIME'] - (int)file_get_contents($timer) >= $interval)


            $order_model = new order_model();

10.


            $order_model->expired();

11.


            file_put_contents($timer, $_SERVER['REQUEST_TIME']);

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14.

/data/home/qxu1591150346/htdocs/protected/controller/general_controller.php on line 14


        $this->common = array

10.

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            'baseurl' => $GLOBALS['cfg']['http_host'],

12.


            'theme' => $GLOBALS['cfg']['http_host'].'/public/theme/frontend/'.$GLOBALS['cfg']['enabled_theme'],

13.

);

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        utilities::crontab();

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    protected function compiler($tpl_name)

18.

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        $this->display('frontend'.DS.$GLOBALS['cfg']['enabled_theme'].DS.$tpl_name);

/data/home/qxu1591150346/htdocs/protected/include/core.php on line 171

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    private $_v;

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    private $_data = array();

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    public function init(){}

171.


    public function __construct(){$this->init();}

172.


    public function __get($name){return $this->_data[$name];}

173.


    public function __set($name, $value){$this->_data[$name] = $value;}

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    public function display($tpl_name)

176.

/data/home/qxu1591150346/htdocs/protected/include/core.php on line 84

79.


session_start();

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$controller_name = $__controller.'_controller';

82.


$action_name = 'action_'.$__action;

83.


if(!class_exists($controller_name, true)) err("Err: Controller '$controller_name' is not exists!");

84.


$controller_obj = new $controller_name();

85.


if(!method_exists($controller_obj, $action_name)) err("Err: Method '$action_name' of '$controller_name' is not exists!");

86.

87.


$controller_obj->$action_name();

88.

89.


function url($c = 'main', $a = 'index', $param = array()) {

/data/home/qxu1591150346/htdocs/index.php on line 5


<?php


define('APP_DIR', realpath('./'));


defined('DS') or define('DS', DIRECTORY_SEPARATOR);


define('INCL_DIR', APP_DIR.DS.'protected'.DS.'include');


require(INCL_DIR.DS.'core.php');