Python使用Socket(Https)Post登录百度的实现代码
时间:2023-09-19 21:25:34
登录百度,首先当然是先抓百度的登录包 ,由于是网页登录,最方便的自然是httpwatch了,我使用的测试账号是itiandatest1,密码是itianda,抓包结果:
POST /?login HTTP/1.1
Accept: image/jpeg, application/x-ms-application, image/gif, application/xaml+xml, image/pjpeg, application/x-ms-xbap, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Referer: https://passport.baidu.com/?login&tpl=mn
Accept-Language: zh-CN
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; Alexa Toolbar; BOIE9;ZHCN)
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip, deflate
Host: passport.baidu.com
Content-Length: 243
Connection: Keep-Alive
Cache-Control: no-cache
登录包抓到了,下面开始写代码:
import socket
import ssl
sock = ssl.wrap_socket(socket.socket())
ssl是专门用来处理https的模块,我们使用该模块的wrap_socket函数生成一个SSLSocket对象。
然后建立连接:
sock.connect(('passport.baidu.com', 443))
这里需要注意的是https使用443端口,不是80。
之后发送数据:
data = '''\
POST /?login HTTP/1.1
Accept: image/jpeg, application/x-ms-application, image/gif, application/xaml+xml, image/pjpeg, application/x-ms-xbap, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*
Referer: https://passport.baidu.com/?login&tpl=mn
Accept-Language: zh-CN
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; Alexa Toolbar; BOIE9;ZHCN)
Content-Type: application/x-www-form-urlencoded
Host: passport.baidu.com
Content-Length: 243
Connection: Keep-Alive
Cache-Control: no-cache
tpl_ok=&next_target=&tpl=mn&skip_ok=&aid=&need_pay=&need_coin=&pay_method=&u=http%3A%2F%2Fwww.baidu.com%2F&return_method=get&more_param=&return_type=&psp_tt=0&password=itianda&safeflg=0&isphone=tpl&username=itiandatest1&verifycode=&mem_pass=on\
'''
sock.sendall(data)
需要注意的是sendall之后不能调用shutdown方法。
其余部分就和普通的socket处理方式没什么差别了 :
recv_data = sock.recv(8192)
sock.close()
print recv_data
由于我们只需要cookie信息,所以只接收少量数据就可以了。
登录成功的标志是服务器返回含有BDUSS的set-cookie:
HTTP/1.1 200 OK
Set-Cookie: BAIDUID=DB464E1EBA6571FB82D70460D6AAB666:FG=1; max-age=946080000; expires=Wed, 11-Dec-41 17:18:17 GMT; domain=.baidu.com; path=/; version=1
P3P: CP=" OTI DSP COR IVA OUR IND COM "
Date: Mon, 19 Dec 2011 17:18:17 GMT
Server: Apache
P3P: CP=" OTI DSP COR IVA OUR IND COM "
P3P: CP=" OTI DSP COR IVA OUR IND COM "
P3P: CP=" OTI DSP COR IVA OUR IND COM "
Set-Cookie: BAIDUID=26FD0CB5389BF4699C447982D8080239:FG=1; expires=Wed, 11-Dec-41 17:18:17 GMT; max-age=946080000; path=/; domain=.baidu.com; version=1
Set-Cookie: BAIDUID=26FD0CB5389BF4698191E4134CACEA29:FG=1; expires=Wed, 11-Dec-41 17:18:17 GMT; max-age=946080000; path=/; domain=.baidu.com; version=1
Set-Cookie: BDUSS=dTajkzWTFWR3hXT3Jsc09LdkNsZ011YlZka340VWtqNkZzbW0tUTdOUFp-aFpQQVFBQUFBJCQAAAAAAAAAAAouTSCLkioVaXRpYW5kYXRlc3QxAAAAAAAAAAAAAAAAAAAAAAAAAADgmoV5AAAAAOCahXkAAAAAuWZCAAAAAAAxMC42NS40NNlx707Zce9OWT; expires=Tue, 01 Jan 2030 00:00:00 GMT; path=/; domain=.baidu.com
Set-Cookie: PTOKEN=16ba4a120f070f3cc759a817981c2516; expires=Tue, 01 Jan 2030 00:00:00 GMT; path=/; domain=passport.baidu.com; HttpOnly
Set-Cookie: STOKEN=fda94395cd4ae4661cefd3a4017a8454; expires=Tue, 01 Jan 2030 00:00:00 GMT; path=/; domain=passport.baidu.com
Set-Cookie: USERID=626167789a799e630e60fb27466fa80e; expires=Tue, 01 Jan 2030 00:00:00 GMT; path=/; domain=.baidu.com
Content-Type: text/html;charset=gbk
Cache-Control: no-cache
Pragma: no-cache
Content-Encoding: none
Content-Length: 850
Connection: close
OK,登陆成功。
本文来自: itianda's blog
标签:Python,Socket


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