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<?php
/**
* github: https://github.com/luofei614/SocketLog
* @author luofei614<weibo.com/luofei614>
*/
function slog($log,$type='log',$css='')
{
if(is_string($type))
{
$type=preg_replace_callback('/_([a-zA-Z])/',create_function('$matches', 'return strtoupper($matches[1]);'),$type);
if(method_exists('SocketLog',$type) || in_array($type,SocketLog::$log_types))
{
return call_user_func(array('SocketLog',$type),$log,$css);
}
}
if(is_object($type) && 'mysqli'==get_class($type))
{
return SocketLog::mysqlilog($log,$type);
}
if(is_resource($type) && ('mysql link'==get_resource_type($type) || 'mysql link persistent'==get_resource_type($type)))
{
return SocketLog::mysqllog($log,$type);
}
if(is_object($type) && 'PDO'==get_class($type))
{
return SocketLog::pdolog($log,$type);
}
throw new Exception($type.' is not SocketLog method');
}
class SocketLog
{
public static $start_time=0;
public static $start_memory=0;
public static $port=1116;//SocketLog 服务的http的端口号
public static $log_types=array('log','info','error','warn','table','group','groupCollapsed','groupEnd','alert');
protected static $_instance;
protected static $config=array(
'host'=>'localhost',
//是否显示利于优化的参数，如果允许时间，消耗内存等
'optimize'=>false,
'show_included_files'=>false,
'error_handler'=>false,
//日志强制记录到配置的client_id
'force_client_id'=>'',
//限制允许读取日志的client_id
'allow_client_ids'=>array()
);
protected static $logs=array();
protected static $css=array(
'sql'=>'color:#009bb4;',
'sql_warn'=>'color:#009bb4;font-size:14px;',
'error_handler'=>'color:#f4006b;font-size:14px;',
'page'=>'color:#40e2ff;background:#171717;'
);
public static function __callStatic($method,$args)
{
if(in_array($method,self::$log_types))
{
array_unshift($args,$method);
return call_user_func_array(array(self::getInstance(),'record'),$args);
}
}
public static function big($log)
{
self::log($log,'font-size:20px;color:red;');
}
public static function trace($msg,$trace_level=2,$css='')
{
if(!self::check())
{
return ;
}
self::groupCollapsed($msg,$css);
$traces=debug_backtrace(false);
$traces=array_reverse($traces);
$max=count($traces)-$trace_level;
for($i=0;$i<$max;$i++){
$trace=$traces[$i];
$fun=isset($trace['class'])?$trace['class'].'::'.$trace['function']:$trace['function'];
$file=isset($trace['file'])?$trace['file']:'unknown file';
$line=isset($trace['line'])?$trace['line']:'unknown line';
$trace_msg='#'.$i.' '.$fun.' called at ['.$file.':'.$line.']';
if(!empty($trace['args'])){
self::groupCollapsed($trace_msg);
self::log($trace['args']);
self::groupEnd();
}else{
self::log($trace_msg);
}
}
self::groupEnd();
}
public static function mysqlilog($sql,$db)
{
if(!self::check())
{
return ;
}
$css=self::$css['sql'];
if(preg_match('/^SELECT /i', $sql))
{
//explain
$query = @mysqli_query($db,"EXPLAIN ".$sql);
$arr=mysqli_fetch_array($query);
self::sqlexplain($arr,$sql,$css);
}
self::sqlwhere($sql,$css);
self::trace($sql,2,$css);
}
public static function mysqllog($sql,$db)
{
if(!self::check())
{
return ;
}
$css=self::$css['sql'];
if(preg_match('/^SELECT /i', $sql))
{
//explain
$query = @mysql_query("EXPLAIN ".$sql,$db);
$arr=mysql_fetch_array($query);
self::sqlexplain($arr,$sql,$css);
}
//判断sql语句是否有where
self::sqlwhere($sql,$css);
self::trace($sql,2,$css);
}
public static function pdolog($sql,$pdo)
{
if(!self::check())
{
return ;
}
$css=self::$css['sql'];
if(preg_match('/^SELECT /i', $sql))
{
//explain
try {
$obj=$pdo->query( "EXPLAIN ".$sql);
if(is_object($obj) && method_exists($obj,'fetch'))
{
$arr=$obj->fetch(PDO::FETCH_ASSOC);
self::sqlexplain($arr,$sql,$css);
}
} catch (Exception $e) {
}
}
self::sqlwhere($sql,$css);
self::trace($sql,2,$css);
}
private static function sqlexplain($arr,&$sql,&$css)
{
$arr = array_change_key_case($arr, CASE_LOWER);
if(false!==strpos($arr['extra'],'Using filesort'))
{
$sql.=' <---################[Using filesort]';
$css=self::$css['sql_warn'];
}
if(false!==strpos($arr['extra'],'Using temporary'))
{
$sql.=' <---################[Using temporary]';
$css=self::$css['sql_warn'];
}
}
private static function sqlwhere(&$sql,&$css)
{
//判断sql语句是否有where
if(preg_match('/^UPDATE |DELETE /i',$sql) && !preg_match('/WHERE.*(=|>|<|LIKE|IN)/i',$sql))
{
$sql.='<---###########[NO WHERE]';
$css=self::$css['sql_warn'];
}
}
/**
* 接管报错
*/
public static function registerErrorHandler()
{
if(!self::check())
{
return ;
}
set_error_handler(array(__CLASS__,'error_handler'));
register_shutdown_function(array(__CLASS__,'fatalError'));
}
public static function error_handler($errno, $errstr, $errfile, $errline)
{
switch($errno){
case E_WARNING: $severity = 'E_WARNING'; break;
case E_NOTICE: $severity = 'E_NOTICE'; break;
case E_USER_ERROR: $severity = 'E_USER_ERROR'; break;
case E_USER_WARNING: $severity = 'E_USER_WARNING'; break;
case E_USER_NOTICE: $severity = 'E_USER_NOTICE'; break;
case E_STRICT: $severity = 'E_STRICT'; break;
case E_RECOVERABLE_ERROR: $severity = 'E_RECOVERABLE_ERROR'; break;
case E_DEPRECATED: $severity = 'E_DEPRECATED'; break;
case E_USER_DEPRECATED: $severity = 'E_USER_DEPRECATED'; break;
case E_ERROR: $severity = 'E_ERR'; break;
case E_PARSE: $severity = 'E_PARSE'; break;
case E_CORE_ERROR: $severity = 'E_CORE_ERROR'; break;
case E_COMPILE_ERROR: $severity = 'E_COMPILE_ERROR'; break;
case E_USER_ERROR: $severity = 'E_USER_ERROR'; break;
default: $severity= 'E_UNKNOWN_ERROR_'.$errno; break;
}
$msg="{$severity}: {$errstr} in {$errfile} on line {$errline} -- SocketLog error handler";
self::trace($msg,2,self::$css['error_handler']);
}
public static function fatalError()
{
// 保存日志记录
if ($e = error_get_last())
{
self::error_handler($e['type'],$e['message'],$e['file'],$e['line']);
self::sendLog();//此类终止不会调用类的 __destruct 方法，所以此处手动sendLog
}
}
public static function getInstance()
{
if (self::$_instance === null) {
self::$_instance = new self();
}
return self::$_instance;
}
protected static function _log($type,$logs,$css='')
{
self::getInstance()->record($type,$logs,$css);
}
protected static function check()
{
$tabid=self::getClientArg('tabid');
//是否记录日志的检查
if(!$tabid && !self::getConfig('force_client_id'))
{
return false;
}
//用户认证
$allow_client_ids=self::getConfig('allow_client_ids');
if(!empty($allow_client_ids))
{
if (!$tabid && in_array(self::getConfig('force_client_id'), $allow_client_ids)) {
return true;
}
$client_id=self::getClientArg('client_id');
if(!in_array($client_id,$allow_client_ids))
{
return false;
}
}
return true;
}
protected static function getClientArg($name)
{
static $args=array();
$key = 'HTTP_USER_AGENT';
if (isset($_SERVER['HTTP_SOCKETLOG'])) {
$key = 'HTTP_SOCKETLOG';
}
if(!isset($_SERVER[$key]))
{
return null;
}
if(empty($args))
{
if(!preg_match('/SocketLog\((.*?)\)/',$_SERVER[$key],$match))
{
$args=array('tabid'=>null);
return null;
}
parse_str($match[1],$args);
}
if(isset($args[$name]))
{
return $args[$name];
}
return null;
}
//设置配置
public static function setConfig($config)
{
$config=array_merge(self::$config,$config);
self::$config=$config;
if(self::check())
{
self::getInstance(); //强制初始化SocketLog实例
if($config['optimize'])
{
self::$start_time=microtime(true);
self::$start_memory=memory_get_usage();
}
if($config['error_handler'])
{
self::registerErrorHandler();
}
}
}
//获得配置
public static function getConfig($name)
{
if(isset(self::$config[$name]))
return self::$config[$name];
return null;
}
//记录日志
public function record($type,$msg='',$css='')
{
if(!self::check())
{
return ;
}
self::$logs[]=array(
'type'=>$type,
'msg'=>$msg,
'css'=>$css
);
}
/**
* @param null $host - $host of socket server
* @param string $message - 发送的消息
* @param string $address - 地址
* @return bool
*/
public static function send($host,$message='',$address='/')
{
$url='http://'.$host.':'.self::$port.$address;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $message);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
$headers=array(
"Content-Type: application/json;charset=UTF-8"
);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);//设置header
$txt = curl_exec($ch);
return true;
}
public static function sendLog()
{
if(!self::check())
{
return ;
}
$time_str='';
$memory_str='';
if(self::$start_time)
{
$runtime=microtime(true)-self::$start_time;
$reqs=number_format(1/$runtime,2);
$time_str="[运行时间：{$runtime}s][吞吐率：{$reqs}req/s]";
}
if(self::$start_memory)
{
$memory_use=number_format(memory_get_usage()-self::$start_memory/1024,2);
$memory_str="[内存消耗：{$memory_use}kb]";
}
if(isset($_SERVER['HTTP_HOST']))
{
$current_uri=$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
}
else
{
$current_uri="cmd:".implode(' ',$_SERVER['argv']);
}
array_unshift(self::$logs,array(
'type'=>'group',
'msg'=>$current_uri.$time_str.$memory_str,
'css'=>self::$css['page']
));
if(self::getConfig('show_included_files'))
{
self::$logs[]=array(
'type'=>'groupCollapsed',
'msg'=>'included_files',
'css'=>''
);
self::$logs[]=array(
'type'=>'log',
'msg'=>implode("\n",get_included_files()),
'css'=>''
);
self::$logs[]=array(
'type'=>'groupEnd',
'msg'=>'',
'css'=>'',
);
}
self::$logs[]=array(
'type'=>'groupEnd',
'msg'=>'',
'css'=>'',
);
$tabid=self::getClientArg('tabid');
if(!$client_id=self::getClientArg('client_id'))
{
$client_id='';
}
if($force_client_id=self::getConfig('force_client_id'))
{
$client_id=$force_client_id;
}
$logs=array(
'tabid'=>$tabid,
'client_id'=>$client_id,
'logs'=>self::$logs,
'force_client_id'=>$force_client_id,
);
$msg=@json_encode($logs);
$address='/'.$client_id; //将client_id作为地址， server端通过地址判断将日志发布给谁
self::send(self::getConfig('host'),$msg,$address);
}
public function __destruct()
{
self::sendLog();
}
}