异常的详细内容： exception 'flea_db_exception_sqlquery' with message 'SQL 错误消息: "Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)"
SQL 语句: "mysql_connect('localhost', 'hsj') failed!"
SQL 错误代码: "7335941".' in /var/www/html/hsj/home/FLEA/FLEA/Db/Exception/SqlQuery.php:55

#0 /var/www/html/hsj/home/FLEA/FLEA/Db/Driver/Mysql.php(161): flea_db_exception_sqlquery('mysql_connect('localhost', ...', 'Can't connect to local MySQ ...', 2002)
#1 /var/www/html/hsj/home/FLEA/FLEA.php(559): connect()
#2 /var/www/html/hsj/home/FLEA/FLEA/Db/TableDataGateway.php(277): getdbo(array)
#3 /var/www/html/hsj/home/FLEA/FLEA.php(318): flea_db_tabledatagateway()
#4 /var/www/html/hsj/home/APP/Controller/product.php(14): getsingleton('Model_Products')
#5 /var/www/html/hsj/home/FLEA/FLEA/Dispatcher/Simple.php(113): controller_product('product')
#6 /var/www/html/hsj/home/FLEA/FLEA/Dispatcher/Simple.php(77): _executeaction('product', 'show', 'Controller_product')
#7 /var/www/html/hsj/home/FLEA/FLEA.php(621): dispatching()
#8 /var/www/html/hsj/home/home.php(42): runmvc()
#9 {main}

Exception: flea_db_exception_sqlquery
Message: SQL 错误消息: "Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)" SQL 语句: "mysql_connect('localhost', 'hsj') failed!" SQL 错误代码: "7335941".

Filename: /var/www/html/hsj/home/FLEA/FLEA/Db/Driver/Mysql.php
#9 flea_db_exception_sqlquery::flea_db_exception_sqlquery('mysql_connect('localhost', ...', 'Can't connect to local MySQ ...', 2002)

FILE: Mysql.php
LINE: 161
ARGS:

Array
(
    [0] => mysql_connect('localhost', 'hsj') failed!
    [1] => Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
    [2] => 2002
)

SOURCE CODE:

151	if (!isset($dsn['login'])) { $dsn['login'] = ''; }
152	if (!isset($dsn['password'])) { $dsn['password'] = ''; }
153	if (isset($dsn['options'])) {
154	$this->conn = mysql_connect($host, $dsn['login'], $dsn['password'], false, $dsn['options']);
155	} else {
156	$this->conn = mysql_connect($host, $dsn['login'], $dsn['password']);
157	}
158
159	if (!$this->conn) {
160	FLEA::loadClass('FLEA_Db_Exception_SqlQuery');
161	__THROW(new FLEA_Db_Exception_SqlQuery("mysql_connect('{$host}', '{$dsn['login']}') failed!", mysql_error(), mysql_errno()));
162	return false;
163	}
164
165	if (!mysql_select_db($dsn['database'], $this->conn)) {
166	FLEA::loadClass('FLEA_Db_Exception_SqlQuery');
167	__THROW(new FLEA_Db_Exception_SqlQuery("SELECT DATABASE: '{$dsn['database']}' FAILED!", mysql_error($this->conn), mysql_errno($this->conn)));
168	return false;
169	}
170
171	$version = $this->getOne('SELECT VERSION()');

Filename: /var/www/html/hsj/home/FLEA/FLEA.php
#8 flea_db_driver_mysql::connect()

FILE: FLEA.php
LINE: 559
ARGS:

Array
(
)

SOURCE CODE:

549
550	$driver = ucfirst(strtolower($dsn['driver']));
551	$className = 'FLEA_Db_Driver_' . $driver;
552	if ($driver == 'Mysql' \|\| $driver == 'Mysqlt') {
553	require_once(FLEA_DIR . '/Db/Driver/Mysql.php');
554	} else {
555	FLEA::loadClass($className);
556	}
557	$dbo =& new $className($dsn);
558	/* @var $dbo FLEA_Db_Driver_Prototype */
559	$dbo->connect();
560
561	$GLOBALS[G_FLEA_VAR]['DBO'][$dsnid] =& $dbo;
562	return $GLOBALS[G_FLEA_VAR]['DBO'][$dsnid];
563	}
564
565	/**
566	* 分析 DSN 字符串或数组，返回包含 DSN 连接信息的数组，失败返回 false
567	*
568	* @param string\|array $dsn
569	*

Filename: /var/www/html/hsj/home/FLEA/FLEA/Db/TableDataGateway.php
#7 flea::getdbo(array(5))

FILE: TableDataGateway.php
LINE: 277
ARGS:

Array
(
    [0] => Array
        (
            [driver] => mysql
            [host] => localhost
            [login] => hsj
            [password] => hsj@!@#$%^
            [database] => hsjmain
        )

)

SOURCE CODE:

267	// 当 skipInit 为 true 时，不初始化表数据入口对象
268	if (isset($params['skipConnect']) && $params['skipConnect'] != false) {
269	return;
270	}
271
272	// 初始化数据访问对象
273	if (!isset($params['dbo'])) {
274	if (isset($params['dbDSN'])) {
275	$dbo =& FLEA::getDBO($params['dbDSN']);
276	} else {
277	$dbo =& FLEA::getDBO(FLEA::getAppInf('dbDSN'));
278	}
279	} else {
280	$dbo =& $params['dbo'];
281	}
282	$this->setDBO($dbo);
283
284	// 当 skipCreateLinks 不为 true 时，建立关联
285	if (!isset($params['skipCreateLinks']) \|\| $params['skipCreateLinks'] == false)
286	{
287	$this->relink();

Filename: /var/www/html/hsj/home/FLEA/FLEA.php
#6 model_products::flea_db_tabledatagateway()

FILE: FLEA.php
LINE: 318
ARGS:

Array
(
)

SOURCE CODE:

308	// 返回已经存在的对象实例
309	return FLEA::registry($className);
310	}
311	if (!class_exists($className)) {
312	if (!FLEA::loadClass($className)) {
313	$return = false;
314	return $return;
315	}
316	}
317
318	$instances[$className] =& new $className();
319	FLEA::register($instances[$className], $className);
320	return $instances[$className];
321	}
322
323	/**
324	* 将一个对象实例注册到对象实例容器
325	*
326	* @param object $obj
327	* @param string $name
328	*

Filename: /var/www/html/hsj/home/APP/Controller/product.php
#5 flea::getsingleton('Model_Products')

FILE: product.php
LINE: 14
ARGS:

Array
(
    [0] => Model_Products
)

SOURCE CODE:

4	var $_modelProduct;
5	var $_modelProductCategory;
6	var $_modelProductModel;
7	var $_modelProductIndex;
8	var $_modelShop;
9	var $_modelpubProducts;
10	var $link_pub;
11	var $link_shop;
12
13	function Controller_product() {
14	$this->_modelProduct =& FLEA::getSingleton('Model_Products');
15	$this->_modelProductCategory =& FLEA::getSingleton('Model_ProductCategory');
16	$this->_modelMD =& FLEA::getSingleton('Model_ShopMD');
17	$this->_modelProductIndex =& FLEA::getSingleton('Model_ProductIndex');
18	$this->_modelpubProducts =& FLEA::getSingleton('Model_pubProducts');
19	$this->link_pub = array(
20	'tableClass' => 'Model_pubProducts',
21	'foreignKey' => 'product_id',
22	'mappingName' => 'product_info',
23	);
24	$this->link_shop = array(

Filename: /var/www/html/hsj/home/FLEA/FLEA/Dispatcher/Simple.php
#4 controller_product::controller_product('product')

FILE: Simple.php
LINE: 113
ARGS:

Array
(
    [0] => product
)

SOURCE CODE:

103	if (!is_readable($controllerClassFilename)) {
104	$controllerClassFilename = null;
105	break;
106	}
107	require_once($controllerClassFilename);
108	if (!class_exists($controllerClass)) { break; }
109
110	// 构造控制器对象
111	FLEA::setAppInf('FLEA.internal.currentControllerName', $controllerName);
112	FLEA::setAppInf('FLEA.internal.currentActionName', $actionName);
113	$controller =& new $controllerClass($controllerName);
114	if (!method_exists($controller, $actionMethod)) { break; }
115	if (method_exists($controller, '__setController')) {
116	$controller->__setController($controllerName);
117	}
118	if (method_exists($controller, '__setDispatcher')) {
119	$controller->__setDispatcher($this);
120	}
121
122	// 调用 _beforeExecute() 方法
123	if (method_exists($controller, '_beforeExecute')) {

Filename: /var/www/html/hsj/home/FLEA/FLEA/Dispatcher/Simple.php
#3 flea_dispatcher_simple::_executeaction('product', 'show', 'Controller_product')

FILE: Simple.php
LINE: 77
ARGS:

Array
(
    [0] => product
    [1] => show
    [2] => Controller_product
)

SOURCE CODE:

67
68	/**
69	* 从请求中分析 Controller、Action 和 Package 名字，然后执行指定的 Action 方法
70	*
71	* @return mixed
72	*/
73	function dispatching()
74	{
75	$controllerName = $this->getControllerName();
76	$actionName = $this->getActionName();
77	return $this->_executeAction($controllerName, $actionName, $this->getControllerClass($controllerName));
78	}
79
80	/**
81	* 执行指定的 Action 方法
82	*
83	* @param string $controllerName
84	* @param string $actionName
85	* @param string $controllerClass
86	*
87	* @return mixed

Filename: /var/www/html/hsj/home/FLEA/FLEA.php
#2 flea_dispatcher_simple::dispatching()

FILE: FLEA.php
LINE: 621
ARGS:

Array
(
)

SOURCE CODE:

611	require_once($MVCPackageFilename);
612	}
613	FLEA::init();
614
615	// 载入调度器并转发请求到控制器
616	$dispatcherClass = FLEA::getAppInf('dispatcher');
617	FLEA::loadClass($dispatcherClass);
618
619	$dispatcher =& new $dispatcherClass($_GET);
620	FLEA::register($dispatcher, $dispatcherClass);
621	$dispatcher->dispatching();
622	}
623
624	/**
625	* 准备运行环境
626	*
627	* @param boolean $loadMVC
628	*/
629	function init($loadMVC = false)
630	{
631	static $firstTime = true;

Filename: /var/www/html/hsj/home/home.php
#1 flea::runmvc()

FILE: home.php
LINE: 42
ARGS:

Array
(
)

SOURCE CODE:

32	//FLEA框架文件
33	require('./FLEA/FLEA.php');
34	//公共函数库
35	require('./functions.php');
36
37
38	//导入框架配置参数
39	FLEA::loadAppInf('./config.php');
40	FLEA::setAppInf('dbDSN',$dsn);
41	FLEA::import(APP_DIR . DS . 'APP');
42	FLEA::runMVC();
43
44
45	?>

SQL 错误消息: "Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)" SQL 语句: "mysql_connect('localhost', 'hsj') failed!" SQL 错误代码: "7335941".

错误原因：