カスタマイズされたHTTPパケットのキャプチャとフィルタリング

http パケット キャプチャ クラスを定義し、カスタム受信スクリプトにデータを送信します。送信は成功し、データは収集できますが、HTTP リクエストを送信するときにリクエスト ヘッダー情報を分析した後、外部ネットワークに送信できません。ブラウザ、リクエストをシミュレートしますが、タイムアウトになります...

//定义一个HTTP抓包类，其实也可以用curl。。。。。<?php ini_set('error_reporting', E_ALL);class Httpwrap{	private $hostInfo=null;		private $requestLine=null;	private $requestHeader=null;	private $emptyLine="\r\n";	private $requestBody=null;	private $requestEntity=null;		private $responseEntity=null;	private $responseHeader=null;	private $responseBody=null;	private $emptyLinePos=null;		private $connect=null;	private $errNo=null;	private $errStr=null;			public function __construct($url)	{		$this->hostInfo=parse_url($url);		$this->setRequestHeader(array('Host' => $this->hostInfo['host']));		$this->setRequestHeader(array('Connection' => 'keep-alive'));	}	//设置HTTP请求行信息，例如： GET /resources  HTTP/1.1	//但为了避免漏掉url中?开始的查询信息，有必要进行判断	public function setRequestLine($method)	{		//如果是POST请求，则自动添加content-type头信息		if(strtolower($method)=='post')		{			$this->setRequestHeader(array('Content-type' => 'application/x-www-form-urlencoded'));		}		if(!empty($this->hostInfo['query']))		{			$this->requestLine=strtoupper($method)."  ".$this->hostInfo['path']."?".$this->hostInfo['query']."  HTTP/1.1 \r\n";		}		else		{			$this->requestLine=strtoupper($method)."  ".$this->hostInfo['path']."  HTTP/1.1 \r\n";		}	}	//设置HTTP请求头。	//接收参数是数组类型，通过迭代拼接key:value，并换行	public function setRequestHeader($header)	{		foreach($header as $key => $value)		{			$this->requestHeader .=$key.":".$value."\r\n";		}	}	//设置HTTP请求体	//接收参数是数组类型，通过迭代拼接key=value,因为最后一席拼接会有一个多余的&，所以有必要去掉	public function setRequestBody($body)	{		foreach($body as $key => $value)		{			$this->requestBody .=$key.'='.$value.'&';		}		$offset=strrpos($this->requestBody, '&');		$this->requestBody=substr($this->requestBody, 0, $offset);	}	//组装  请求行+请求头+请求体，并根据请求体的长度，自动填充请求头的content-length字段	public function setRequestEntity()	{		if(!empty($this->requestBody))		{			$contentLength=strlen($this->requestBody);			$this->setRequestHeader(array('Content-length' => $contentLength));						$this->requestEntity=$this->requestLine.$this->requestHeader."\r\n".$this->requestBody;		}		else		{			$this->requestEntity=$this->requestLine.$this->requestHeader."\r\n";		}	}	//解析主机名的函数，暂时没有用上.......	public function parseHost($url)	{		$pat='#http://([^/]+)#i';		if(preg_match($pat, $url, $match))		{			return $match[1];		}		else		{			echo '匹配主机信息失败<br />';		}	}	//创建到主机的连接	public function createConnect()	{		$this->connect=fsockopen($this->hostInfo['host'], 80, $this->errNo, $this->errStr) or die('连接主机失败'.$this->errStr);	}	//发送请求	public function sendRequest()	{		$this->setRequestEntity();		echo $this->requestEntity;		exit();		$this->createConnect();		$entityLength=strlen($this->requestEntity);		if($entityLength != fwrite($this->connect, $this->requestEntity, $entityLength))		{			die('写入数据失败<br />');		}		else		{			$this->receiveResponse();		}	}	//接受请求，并依次拼接响应体	public function receiveResponse()	{		while(!feof($this->connect))		{			$this->responseEntity .= fread($this->connect, 1024);		}	}	//计算响应头与响应体之间的空行的位置	public function calculateEmptyLinePos()	{		$this->emptyLinePos=strpos($this->responseEntity,"\r\n\r\n",0);	}	//接受响应体的头部....	public function receiveResponseHeader()	{		$this->calculateEmptyLinePos();		$this->responseHeader=substr($this->responseEntity, 0, $this->emptyLinePos);		echo $this->responseHeader;	}	//接收响应体的body部分	public function receiveResponseBody()	{		$this->calculateEmptyLinePos();		$this->responseBody=substr($this->responseEntity, $this->emptyLinePos);	}	//返回请求结果	public function getResponse()	{		return $this->responseEntity;	}		public function parseResponse()	{}	public function __destruct()	{		//fclose($this->connect);	} }set_time_limit(60);$http=new Httpwrap("http://www.mmkao.com/Beautyleg/");//设置HTTP请求行$http->setRequestLine("get");//设置HTTP头$http->setRequestHeader(array("Accept" => "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"));$http->setRequestHeader(array("Accept-Language" => "zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3"));$http->setRequestHeader(array("Accept-Encoding" => "gzip, deflate"));$http->setRequestHeader(array("User-Agent" => "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.101 Safari/537.36"));//$http->setRequestHeader(array("Cookie" => "BAIDU_DUP_lcr=http://www.baidu.com/s?wd=beautyleg&rsv_spt=1&issp=1&f=3&rsv_bp=0&rsv_idx=2&ie=utf-8&tn=baiduhome_pg&rsv_enter=1&rsv_sug3=6&rsv_sug4=415&rsv_sug1=3&oq=beauty&rsv_sug2=0&rsp=0&inputT=2363; safedog-flow-item=8471BA510DA33350ED344AC374D3044A; bdshare_firstime=1415165097782; cscpvrich_fidx=6; AJSTAT_ok_pages=2; AJSTAT_ok_times=2; CNZZDATA3811623=cnzz_eid%3D253823549-1415164312-http%253A%252F%252Fwww.baidu.com%252F%26ntime%3D1415169712"));//发送数据$http->sendRequest();//$http->receiveResponseHeader();?>通过这个类给领一个自定义的脚本，可以发送和接收数据，领一个脚本如下：<?php if(!empty($_POST)){	$str=implode(',',$_POST);	file_put_contents('./post.txt', $str,FILE_APPEND);	echo $str;}?>但是给这个网站发送请求时，却超时：网站是：http://www.mmkao.com/Beautyleg/通过chrome给这个网站首页发送请求时的header头信息：Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8Accept-Encoding:gzip,deflate,sdchAccept-Language:zh,en;q=0.8,zh-TW;q=0.6,zh-CN;q=0.4,ja;q=0.2Cache-Control:max-age=0Connection:keep-aliveCookie:BAIDU_DUP_lcr=http://www.baidu.com/s?wd=beautyleg&rsv_spt=1&issp=1&f=3&rsv_bp=0&rsv_idx=2&ie=utf-8&tn=baiduhome_pg&rsv_enter=1&rsv_sug3=6&rsv_sug4=415&rsv_sug1=3&oq=beauty&rsv_sug2=0&rsp=0&inputT=2363; safedog-flow-item=8471BA510DA33350ED344AC374D3044A; bdshare_firstime=1415165097782; cscpvrich_fidx=7; AJSTAT_ok_pages=3; AJSTAT_ok_times=2; CNZZDATA3811623=cnzz_eid%3D253823549-1415164312-http%253A%252F%252Fwww.baidu.com%252F%26ntime%3D1415169712DNT:1Host:www.mmkao.comUser-Agent:Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.101 Safari/537.36Response Headersview source//通过相同的包装，并调用Httpwrap发送请求时，却提示超时，是在不知道哪里出问题........针对这个网站写了一个过滤出图片链接的类：<?php  class Parseimage{	private $responseBody=null;	private $imgLink=null;	private $pageNum=null;	private header=null;	private body=null;		public function __construct($body)	{		$this->responseBody=$body;	}	//匹配图片src开始的链接地址	public function feedImage()	{		$pat='#<img  src="/static/imghwm/default1.png"  data-src="(.*?)(?="  class="lazy" (.*?))#i';		if(preg_match_all($pat, $body, $match))		{			foreach($match[2] as $link)			{				$this- alt="カスタマイズされたHTTPパケットのキャプチャとフィルタリング" >imgLink[]=$link;			}		}		else		{			echo '匹配失败图片链接地址失败'."<br />";		}	}	//提取head部分	public function filterHeader($body)	{		$pat='#<head>[\s\S]+</head>#im';		if(preg_match($pat, $body, $match))		{			$this->header=$match[0];		}		else		{			echo '匹配head部分失败'."<br />";		}	}	//提取body部分	public function filterBody($body)	{		$pat='#<body>[\s\S]+</body>#im';		if(preg_match($pat, $body, $match))		{			$this->body=$match[0];		}		else		{			echo '匹配body部分失败'."<br />";		}	}	//提取分页信息，这个只能针对性的匹配，不能通用	public function rollPage($body)	{		$pat='#[\x{4e00}-\x{9fa5}]+\s*\d\s+?/\s+?\d+\s*[\x{4e00}-\x{9fa5}]*#ui';		if(preg_match($pat, $body, $match))		{			$patNum='#/\s*(\d\d*)#';			if(preg_match($patNum, $match[0], $num))			{				$this->pageNum=$num[1];			}			else			{				echo '提取分页具体值失败'."<br />";			}		}		else		{			echo '提取分页统计失败'."<br />";		}	}?>附注：  这两个类，，都通过了内网的测试，并成功过滤出图片的链接，但是给http://www.mmkao.com/Beautyleg/发送请求时，却提示超时，，不知道哪里出了问题。。。。。。

ディスカッションに返信 (解決策)

ウィンドウのコマンドラインでリクエストを送信すると、データを受け取ることができます...


データ受信可能

$url = 'http://www.mmkao.com/Beautyleg/';print_r(get_headers($url));

Array(    [0] => HTTP/1.1 200 OK    [1] => Connection: close    [2] => Date: Wed, 05 Nov 2014 08:53:09 GMT    [3] => Content-Length: 13889    [4] => Content-Type: text/html    [5] => Content-Location: http://www.mmkao.com/Beautyleg/index.html    [6] => Last-Modified: Wed, 05 Nov 2014 05:39:09 GMT    [7] => Accept-Ranges: bytes    [8] => ETag: "e8939ad2baf8cf1:693"    [9] => Server: IIS    [10] => X-Powered-By: WAF/2.0    [11] => Set-Cookie: safedog-flow-item=8471BA510DA33350ED344AC374D3044A; expires=Sat, 12-Dec-2150 10:26:25 GMT; domain=mmkao.com; path=/)

$url = 'http://www.mmkao.com/Beautyleg/';print_r(get_headers($url));

Array(    [0] => HTTP/1.1 200 OK    [1] => Connection: close    [2] => Date: Wed, 05 Nov 2014 08:53:09 GMT    [3] => Content-Length: 13889    [4] => Content-Type: text/html    [5] => Content-Location: http://www.mmkao.com/Beautyleg/index.html    [6] => Last-Modified: Wed, 05 Nov 2014 05:39:09 GMT    [7] => Accept-Ranges: bytes    [8] => ETag: "e8939ad2baf8cf1:693"    [9] => Server: IIS    [10] => X-Powered-By: WAF/2.0    [11] => Set-Cookie: safedog-flow-item=8471BA510DA33350ED344AC374D3044A; expires=Sat, 12-Dec-2150 10:26:25 GMT; domain=mmkao.com; path=/)

これは確かに可能です。痛いです、もう一度見てみましょう

GET /Beautyleg/ HTTP/1.1
ホスト:www.mmkao.com
接続:キープアライブ
受け入れる: text/html,application/xhtml+xml,application/xml;q =0.9 ,*/*;q=0.8
Accept-Language:zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3
Accept-Encoding:gzip, deflate

HTTP/1.1 200 OKDate: Wed, 05 Nov 2014 09:34:02 GMTContent-Length: 13889Content-Type: text/htmlContent-Location: http://www.mmkao.com/Beautyleg/index.htmlLast-Modified: Wed, 05 Nov 2014 05:39:09 GMTAccept-Ranges: bytesETag: "e8939ad2baf8cf1:693"Server: IISX-Powered-By: WAF/2.0Set-Cookie: safedog-flow-item=BFC86EA38C3E0337FB45DCE403130335; expires=Sat, 12-Dec-2150 11:07:18 GMT; domain=mmkao.com; path=/<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>Beautyleg_咪咪图秀</title><meta name="keywords" content="Beautyleg"><meta name="description" content="Beautyleg"><style type="text/css">a { color: #993399; text-decoration:none; }body { margin:10px; color: #993399; text-align:center; font-size:12px; font-family:宋体; }div { margin:auto; }ul { margin:0px; padding:0px; }li {list-style:none;}img{ border:0px; vertical-align:middle; }.dh li{ float:left; width:108px; height:39px; line-height:39px; background-image:url(../Image2/list_bg.gif); background-repeat:no-repeat; background-position:106px 4px; }.dh a:hover { text-decoration:underline;}.dh a{ color:#ffffff; font-weight:bold; }.dh li.vis a{color:#FFFFFF; font-weight:bolder;}.lm { width:980px; }.lm .left { float:left; line-height:38px; font-size:14px; color:#CC0066; font-weight:bold; padding-left:40px;}.lm .right { float:right; line-height:38px; font-size:14px; color:#CC0066; font-weight:bold; padding-right:10px; }.lm .new li{ float:left; text-align:left; padding:7px; }.lm .new li span.l{ float:left;}.lm .new li span.r{ float:right; padding-left:5px; }.lm .list li{ width:215px; float:left; text-align:left; padding:7px; border-bottom:#ddd 1px dashed;}.lm .list li span.l1,.l2 { display:block; float:left; width:9px; height:9px; text-align:center; color:#fff;}.lm .list li span.l1{ background: url(Image2/icon1.gif);}.lm .list li span.l2{ background: url(Image/num.gif);}.lm .list li span.r{ float:left; padding-left:5px; }.lm .photo { padding:8px; margin:0px; width:964px; height:190px; }.lm .photo li{ float:left; width:160px; line-height:30px; border-bottom:#ddd 1px dashed; overflow:hidden; text-overflow:ellipsis;white-space:nowrap; }.lm .photo img{ width:120px; height:160px; border:#ddd 1px solid;}.lm .link { width:970px; margin-left:10px;}.lm .link li { float:left; width:240px; line-height:30px; text-align:left; border-bottom:#ddd 1px dashed;overflow:hidden; text-overflow:ellipsis;white-space:nowrap;}</style></head><body>............................                <ul class="page" style="width:980px; padding-bottom:8px;">                        共 1035 组，每页 30 组，当前 1 / 35 页。<a href="./">首页</a> <a href="./">上一页</a> <a href="2.html">下一页</a> <a href="35.html">尾页</a>。 转到第 <select onchange="location.href = this.value">                                                                                                                                                                                                                            <script language="javascript" type="text/javascript">                                                                                                                                                                                                                                                                                 var Str = "";                                                                                                                                                                                                                                                                                              for (i = 1; i <= 35                </ul>        </div>        <div style="height:10px; font-size:1px; background-image:url(../Image2/2.gif); background-repeat:no-repeat; background-position:0px -38px;"></div></div><div style="width:980px;" >        <ul style="border:1px #CCCCCC solid; text-align:center; padding:5px;">                <script src='/g.js' language='JavaScript' charset='gb2312'></script>    </ul></div><div style="width:980px;" >        <ul style="border:1px #CCCCCC solid; text-align:center; padding:5px;">                <script src='/d.js' language='JavaScript' charset='gb2312'></script>    </ul></div><div class="lm" style="background: url(../Image2/bottom.gif); background-repeat:no-repeat; background-position:0px 0px; height:100px; margin-top:8px; line-height:100px;">        <ul>                <li><a href="http://www.mmkao.com/">咪咪图秀</a> www.mmkao.com  <script src='/tj.js' language='JavaScript' charset='gb2312'></script></li>        </ul></div></body></html>

このスクリーンショットは、HTTPwrap 経由で送信したリクエスト ヘッダー情報です。これを Telnent にコピーすると、完全な Web ページを取得することもできます

$url = 'http://www.mmkao.com/Beautyleg/';print_r(get_headers($url));

Array(    [0] => HTTP/1.1 200 OK    [1] => Connection: close    [2] => Date: Wed, 05 Nov 2014 08:53:09 GMT    [3] => Content-Length: 13889    [4] => Content-Type: text/html    [5] => Content-Location: http://www.mmkao.com/Beautyleg/index.html    [6] => Last-Modified: Wed, 05 Nov 2014 05:39:09 GMT    [7] => Accept-Ranges: bytes    [8] => ETag: "e8939ad2baf8cf1:693"    [9] => Server: IIS    [10] => X-Powered-By: WAF/2.0    [11] => Set-Cookie: safedog-flow-item=8471BA510DA33350ED344AC374D3044A; expires=Sat, 12-Dec-2150 10:26:25 GMT; domain=mmkao.com; path=/)

この問題はしばらく放置されています。長い時間をかけて今日解決しました。サイト コレクション全体が機能しました。