http包协议研究

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Cache Excel XML .net Flash

用IEInspector抓的http包：
参考http1.1协议，http://www.cnpaf.net/Class/HTTP/0772522080738754597.html

1.其中的一个ruquest包stream

xml 代码

GET http://www.sina.com.cn/iframe/2006/weather/310100.html HTTP/1.1
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-ms-application, application/vnd.ms-xpsdocument, application/xaml+xml, application/x-ms-xbap, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Referer: http://www.sina.com.cn/
Accept-Language: zh-cn
UA-CPU: x86
Accept-Encoding: gzip, deflate
If-Modified-Since: Tue, 04 Sep 2007 01:59:52 GMT
If-None-Match: "a1911b-45f-a5153600"
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506)
Proxy-Connection: Keep-Alive
Host: www.sina.com.cn
Pragma: no-cache
Cookie: sinaGlobalRotator_http%3A//www.sina.com.cn/=26; rdl_1_1=1188899343847; rpb_1_0=1188899344037; SINAGLOBAL=210.22.108.98.397911187942276698; SINA_NEWS_CUSTOMIZE_city=%u4E0A%u6D77; vjuids=-1cc3cff55.11496e81190.0.aee5a8a2872e7; vjlast=1188899344; Apache=210.22.108.98.296031188899335707

2.response相应的包stream

xml 代码

HTTP/1.1 200 OK
Via: 1.0 HDQSPROXYS01
Connection: Keep-Alive
Proxy-Connection: Keep-Alive
Content-Length: 1119
Expires: Tue, 04 Sep 2007 09:52:41 GMT
Date: Tue, 04 Sep 2007 09:50:41 GMT
Content-Type: text/html
ETag: "e0791c-45f-a5153600"
Server: Apache/2.0.54 (Unix)
Last-Modified: Tue, 04 Sep 2007 01:59:52 GMT
Accept-Ranges: bytes
Cache-Control: max-age=120
Vary: Accept-Encoding
X-Cache: MISS from 152-77.sina.com.cn
nnCoection: close
<html>
<head>
<title>上海_天气预报_新浪首页_新浪网title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<meta name="Keywords" content="," />
<meta name="Description" content="此页面的说明" />
<style type="text/css">
body{background: #fff;margin:0;}
table,td,img,form{border: none;margin: 0;padding: 0;}
td,p,li,select,input,textarea{font-size:12px;}
a{text-decoration:underline;}
a:link{color:#00007f;}
a:visited{color:#00007f;}
a:active,a:hover{color:#f00;}
-->
style>
head>
<body>
<table width="117" cellspacing="0">
<tr align="left">
<td height="18" valign="middle" align="center"><a href="http://php.weather.sina.com.cn/search.php?city=上海" title="" target="_blank">上海a>
<img src=http://www.sinaimg.cn/dy/weather/images/figure/midrain_small.gif width=14 height=14 alt='中雨' align=absmiddle hspace=3>中雨
td>
tr>
table>
<table width="117" cellspacing="0" style="line-height:19px;">
<tr align="left"><td align=center>26℃～24℃td>
tr>
table>
body>
html>

3.相应图片的response流

xml 代码

HTTP/1.1 200 OK
Via: 1.1 HDQSPROXYS01
Connection: Keep-Alive
Proxy-Connection: Keep-Alive
Content-Length: 35
Expires: Sun, 04 Jul 2004 00:04:00 GMT
Date: Tue, 04 Sep 2007 09:50:40 GMT
Content-Type: image/gif
Server: Apache
Set-Cookie: vjsid=210.22.108.98.1188899440558079; path=/; expires=Thu, 03-Sep-37 21:50:40 GMT; domain=.wrating.com
Accept-Ranges: bytes
Pragma: no-cache
Cache-Control: no-cache
GIF89a

4.报404时候

xml 代码

HTTP/1.1 404 Not Found
Date: Tue, 04 Sep 2007 18:00:14 GMT
Content-Length: 1214
Content-Type: text/html
Connection: Close
>
<HTML>
<HEAD>
<TITLE>Error 404--Not FoundTITLE>
<META NAME="GENERATOR" CONTENT="WebLogic Server">
HEAD>
<BODY bgcolor="white">
<FONT FACE=Helvetica><BR CLEAR=all>
<TABLE border=0 cellspacing=5><TR><TD><BR CLEAR=all>
<FONT FACE="Helvetica" COLOR="black" SIZE="3"><H2>Error 404--Not FoundH2>
FONT>TD>TR>
TABLE>
<TABLE border=0 width=100% cellpadding=10><TR><TD VALIGN=top WIDTH=100% BGCOLOR=white><FONT FACE="Courier New"><FONT FACE="Helvetica" SIZE="3"><H3>From RFC 2068 <i>Hypertext Transfer Protocol -- HTTP/1.1i>:H3>
FONT><FONT FACE="Helvetica" SIZE="3"><H4>10.4.5 404 Not FoundH4>
FONT><P><FONT FACE="Courier New">The server has not found anything matching the Request-URI. No indication is given of whether the condition is temporary or permanent.p><p>If the server does not wish to make this information available to the client, the status code 403 (Forbidden) can be used instead. The 410 (Gone) status code SHOULD be used if the server knows, through some internally configurable mechanism, that an old resource is permanently unavailable and has no forwarding address.FONT>P>
FONT>TD>TR>
TABLE>
BODY>
HTML>

5.post时的数据包

xml 代码

POST /es/logging.do?method=logon HTTP/1.1
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-ms-application, application/vnd.ms-xpsdocument, application/xaml+xml, application/x-ms-xbap, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Referer: http://localhost:8080/es/logging.do?method=toLogon
Accept-Language: zh-cn
Content-Type: application/x-www-form-urlencoded
UA-CPU: x86
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506)
Host: localhost:8080
Content-Length: 57
Connection: Keep-Alive
Cache-Control: no-cache
Cookie: JSESSIONID=AE72735A180C654A598B19E2F000FB26
logonName=admin&password=111111&Submit=%E7%99%BB%E5%BD%95

请求包

xml 代码

Accept 接收
Referer 提交者
Accept-Language 接收语言
Accept-Encoding 接收编码
UA-CPU 用户cpu
If-Modified-Since假如修改
If-None-Match 假如不匹
User-Agent 用户代理
Proxy-Connection代理连接
Host 主机
Pragma 缓存

回应包

xml 代码

via 路由
Content-Length 内容长度
Expires 过期
Date 日期
Content-Type 内容类型
ETag 应答报头域提供了请求变量的当前实体标签。
Server 服务器类型
Last-Modified 最后修改，一缓存条目在最后修改期后未经修改则被认为是有效的.
Accept-Ranges 接收范围
Cache-Control 缓存控制max-age=120,最大时限（秒）
Vary 更正
X-Cache 表示你的 http request 是由 proxy server 回的MISS 表 proxy 無資料,代理動作, HIT 表 proxy 直接回應
nnCoection