我想制作一个与
http://www.md5crack.com/crackmd5.php通信的程序。我的目标是发送一个哈希(md5)的网站,希望该网站能够破解。之后,我想显示哈希的明文。我的问题是将数据发送到网站。我查找了关于使用LWP的文章,但我仍然迷失了。现在哈希没有发送,还有一些垃圾数据。我将如何发送一个特定的数据字符串到网站?
- use HTTP::Request::Common qw(POST);
- use LWP::UserAgent;
- $ua = LWP::UserAgent->new();
- my $req = POST 'http://www.md5crack.com/crackmd5.PHP',[
- maxlength=> '2048',name=> 'term',size=>'55',title=>'md5 hash to crack',value=> '098f6bcd4621d373cade4e832627b4f6',name=>'crackbtn',type=>'submit',value=>'Crack that hash baby!',];
- $content = $ua->request($req)->as_string;
- print "Content-type: text/html\n\n";
- print $content;
解决方法
您正在发布错误的数据,因为您正在使用HTML来指定窗口小部件,并将其与实际发送的数据进行混合。更正的数据将是发送窗口小部件名称及其值:
- term: 098f6bcd4621d373cade4e832627b4f6
相反,目前正在POST的数据是:
- maxlength: 2048
- name: term
- size: 55
- title: md5 hash to crack
- value: 098f6bcd4621d373cade4e832627b4f6
- name: crackbtn
- type: submit
- value: Crack that hash baby!
更正程序:
- use strict;
- use warnings;
- use LWP::UserAgent;
- use HTTP::Request::Common qw{ POST };
- use CGI;
- my $md5 = '098f6bcd4621d373cade4e832627b4f6';
- my $url = 'http://www.md5crack.com/crackmd5.PHP';
- my $ua = LWP::UserAgent->new();
- my $request = POST( $url,[ 'term' => $md5 ] );
- my $content = $ua->request($request)->as_string();
- my $cgi = CGI->new();
- print $cgi->header(),$content;
您还可以使用LWP::UserAgent
的post()方法:
- use strict;
- use warnings;
- use LWP::UserAgent;
- use CGI;
- my $md5 = '098f6bcd4621d373cade4e832627b4f6';
- my $url = 'http://www.md5crack.com/crackmd5.PHP';
- my $ua = LWP::UserAgent->new();
- my $response = $ua->post( $url,{ 'term' => $md5 } );
- my $content = $response->decoded_content();
- my $cgi = CGI->new();
- print $cgi->header(),$content;
始终记得use strict
和use warnings
.这被认为是良好的做法,将节省您的时间。