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1#!/usr/bin/perl
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
21#
22# WLAN AP cgi based on wlanap.cgi written by Markus Hoffmann & Olaf Westrik
23#
24
25use strict;
26
27# enable only the following on debugging purpose
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28#use warnings;
29#use CGI::Carp 'fatalsToBrowser';
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30
31require '/var/ipfire/general-functions.pl';
32require '/var/ipfire/lang.pl';
33require '/var/ipfire/header.pl';
34
35my $debug = 0;
8c2f203c 36my $status = '';
27731caa 37my $errormessage = '';
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38my $status_started = "<td align='center' width='75%' bgcolor='${Header::colourgreen}'><font color='white'><b>$Lang::tr{'running'}</b></font></td></tr>";
39my $status_stopped = "<td align='center' width='75%' bgcolor='${Header::colourred}'><font color='white'><b>$Lang::tr{'stopped'}</b></font></td></tr>";
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40
41# get rid of used only once warnings
42my @onlyonce = ( $Header::colourgreen, $Header::colourred );
43undef @onlyonce;
44
45my %selected=();
46my %checked=();
47my %color = ();
48my %mainsettings = ();
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49my %netsettings=();
50my %wlanapsettings=();
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51my $channel = '';
52my $txpower = '';
53
54&General::readhash("${General::swroot}/main/settings", \%mainsettings);
55&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
54359730 56&General::readhash("/var/ipfire/ethernet/settings", \%netsettings);
27731caa 57
27731caa 58$wlanapsettings{'APMODE'} = 'on';
54359730 59$wlanapsettings{'INTERFACE'} = $netsettings{'BLUE_DEV'};
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60$wlanapsettings{'SSID'} = 'IPFire';
61$wlanapsettings{'HIDESSID'} = 'off';
8c2f203c 62$wlanapsettings{'ENC'} = 'wpa'; # none / wpa1 /wpa2
27731caa 63$wlanapsettings{'TXPOWER'} = 'auto';
54359730 64$wlanapsettings{'CHAN'} = '05';
27731caa 65$wlanapsettings{'PWD'} = 'IPFire-2.x';
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66$wlanapsettings{'SYSLOGLEVEL'} = '0';
67$wlanapsettings{'DEBUG'} = '4';
8c2f203c 68$wlanapsettings{'DRIVER'} = 'MADWIFI';
27731caa 69
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70&General::readhash("/var/ipfire/wlanap/settings", \%wlanapsettings);
71
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72my %cgiparams=();
73$cgiparams{'ACTION'} = '';
27731caa 74$cgiparams{'APMODE'} = 'on';
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75$cgiparams{'SSID'} = 'IPFire';
76$cgiparams{'HIDESSID'} = 'off';
77$cgiparams{'ENC'} = 'wpa'; # none / wep / wpa / wep+wpa
27731caa 78$cgiparams{'TXPOWER'} = 'auto';
54359730 79$cgiparams{'CHAN'} = '05';
27731caa 80$cgiparams{'PWD'} = 'IPFire-2.x';
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81$cgiparams{'SYSLOGLEVEL'} = '0';
82$cgiparams{'DEBUG'} = '4';
83&Header::getcgihash(\%cgiparams);
84
85
86&Header::showhttpheaders();
87
88if ( $cgiparams{'ACTION'} eq "$Lang::tr{'save'}" ){
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89 $wlanapsettings{'SSID'} = $cgiparams{'SSID'};
90 $wlanapsettings{'HIDESSID'} = $cgiparams{'HIDESSID'};
91 $wlanapsettings{'ENC'} = $cgiparams{'ENC'};
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92 $wlanapsettings{'CHAN'} = $cgiparams{'CHAN'};
93 $wlanapsettings{'TXPOWER'} = $cgiparams{'TXPOWER'};
94
27731caa 95 $wlanapsettings{'PWD'} = $cgiparams{'PWD'};
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96 $wlanapsettings{'SYSLOGLEVEL'}= $cgiparams{'SYSLOGLEVEL'};
97 $wlanapsettings{'DEBUG'} = $cgiparams{'DEBUG'};
98
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99 # verify WPA Passphrase, must be 8 .. 63 characters
100 if ( (length($wlanapsettings{'PWD'}) < 8) || (length($wlanapsettings{'PWD'}) > 63) ){
101 $errormessage .= "Invalid length in WPA Passphrase. Must be between 8 and 63 characters.<br />";
102 }
103
104 if ( $errormessage eq '' ){
105 &WriteConfig();
106 &WriteConfig_hostapd();
107
8c2f203c 108 system("/usr/local/bin/wlanapctrl restart >/dev/null 2>&1")
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109 }
110}elsif ( $cgiparams{'ACTION'} eq 'Start' ){
111 system("/usr/local/bin/wlanapctrl start >/dev/null 2>&1");
112}elsif ( $cgiparams{'ACTION'} eq 'Stop' ){
113 system("/usr/local/bin/wlanapctrl stop >/dev/null 2>&1");
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114}
115
116&Header::openpage('WLAN', 1, '', '');
117&Header::openbigbox('100%', 'left', '', $errormessage);
118print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>";
119
120if ( $errormessage ){
54359730 121 &Header::openbox('100%', 'center', $Lang::tr{'error messages'});
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122 print "<class name='base'>$errormessage\n";
123 print "&nbsp;</class>\n";
124 &Header::closebox();
125}
126
127
128# Found this usefull piece of code in BlockOutTraffic AddOn 8-)
129# fwrules.cgi
130###############
131# DEBUG DEBUG
132if ( $debug ){
54359730 133 &Header::openbox('100%', 'center', 'DEBUG');
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134 my $debugCount = 0;
135 foreach my $line (sort keys %cgiparams) {
136 print "$line = '$cgiparams{$line}'<br />\n";
137 $debugCount++;
138 }
139 print "&nbsp;Count: $debugCount\n";
140 &Header::closebox();
141}
142# DEBUG DEBUG
143###############
144
145#
146# Driver and status detection
147#
148my $wlan_card_status = 'dummy';
149my $wlan_ap_status = '';
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150my $blue_message = "";
151
152if ( ($netsettings{'BLUE_DEV'} eq '') || ($netsettings{'BLUE_DRIVER'} eq '') ){
153 $blue_message = "No BLUE Interface.";
154}else{
155 my $cmd_out = `/usr/sbin/iwconfig $netsettings{'BLUE_DEV'} 2>/dev/null`;
156
157 if ( $cmd_out eq '' ){
158 $blue_message = "BLUE Interface is not a WLAN card.";
159 }else{
160 $cmd_out = `/sbin/ifconfig | /bin/grep $netsettings{'BLUE_DEV'}`;
161 if ( $cmd_out eq '' ){
162 $wlan_card_status = 'down';
163 }else{
164 $wlan_card_status = 'up';
165 $cmd_out = `/usr/sbin/iwconfig $netsettings{'BLUE_DEV'} | /bin/grep "Mode:Master"`;
166 if ( $cmd_out ne '' ){
167 $wlan_ap_status = 'up';
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168 }
169 }
170 }
171}
172
27731caa 173my $checked_hidessid = '';
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174$checked_hidessid = "checked='checked'" if ( $wlanapsettings{'HIDESSID'} eq 'on' );
175
176$selected{'ENC'}{'none'} = '';
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177$selected{'ENC'}{'wpa1'} = '';
178$selected{'ENC'}{'wpa2'} = '';
27731caa 179$selected{'ENC'}{$wlanapsettings{'ENC'}} = "selected='selected'";
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180$selected{'CHAN'}{$wlanapsettings{'CHAN'}} = "selected='selected'";
181$selected{'TXPOWER'}{$wlanapsettings{'TXPOWER'}} = "selected='selected'";
27731caa 182
8c2f203c 183my @channellist_cmd = `iwlist $netsettings{'BLUE_DEV'} channel`;
27731caa 184# get available channels
27731caa 185
54359730 186my @temp;
8c2f203c 187foreach (@channellist_cmd){
54359730 188$_ =~ /(.*)Channel (\d+)(.*):/;
8c2f203c 189$channel = $2;chomp $channel;
54359730 190if ( $channel =~ /\d+/ ){push(@temp,$channel);}
27731caa 191}
8c2f203c 192my @channellist = @temp;
54359730 193
8c2f203c 194my @txpower_cmd = `iwlist $netsettings{'BLUE_DEV'} txpower`;
54359730 195# get available channels
27731caa 196
54359730 197my @temp;
8c2f203c 198foreach (@txpower_cmd){
54359730 199$_ =~ /(\s)(\d+)(\s)dBm(\s)(.*)(\W)(\d+)(.*)/;
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200$txpower = $7;chomp $txpower;
201if ( $txpower =~ /\d+/ ){push(@temp,$txpower."mW");}
54359730 202}
8c2f203c 203my @txpower = @temp;
54359730 204push(@txpower,"auto");
27731caa 205
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206$selected{'SYSLOGLEVEL'}{'0'} = '';
207$selected{'SYSLOGLEVEL'}{'1'} = '';
208$selected{'SYSLOGLEVEL'}{'2'} = '';
209$selected{'SYSLOGLEVEL'}{'3'} = '';
210$selected{'SYSLOGLEVEL'}{'4'} = '';
211$selected{'SYSLOGLEVEL'}{$wlanapsettings{'SYSLOGLEVEL'}} = "selected='selected'";
212
213$selected{'DEBUG'}{'0'} = '';
214$selected{'DEBUG'}{'1'} = '';
215$selected{'DEBUG'}{'2'} = '';
216$selected{'DEBUG'}{'3'} = '';
217$selected{'DEBUG'}{'4'} = '';
218$selected{'DEBUG'}{$wlanapsettings{'DEBUG'}} = "selected='selected'";
219
220#
221# Status box
222#
54359730 223&Header::openbox('100%', 'center', "WLAN AP");
27731caa 224print <<END
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225<table width='95%' cellspacing='0'>
226<tr><td bgcolor='$color{'color20'}' colspan='2' align='left'><b>WLAN Services</b></td></tr>
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227END
228;
229if ( $wlan_card_status ne '' ){
54359730 230 print "<tr><td class='base'>WLAN card ($wlanapsettings{'DRIVER'})</td>";
27731caa 231 print $wlan_card_status eq 'up' ? $status_started : $status_stopped;
54359730 232 print "<tr><td class='base'>Access Point</td>";
27731caa 233 print $wlan_ap_status eq 'up' ? $status_started : $status_stopped;
27731caa 234 if ( $wlan_card_status eq 'up' ){
54359730 235 print "<tr><td colspan='2' align='center'><input type='submit' name='ACTION' value='Stop' /><input type='hidden' name='RUNNING' value='on' /></td></tr>";
27731caa 236 }else{
54359730 237 print "<tr><td colspan='2' align='center'><input type='submit' name='ACTION' value='Start' /></td></tr>";
27731caa 238 }
27731caa 239}else{
54359730 240 print "<tr><td colspan='2' class='base'><b>$blue_message</b></td></tr>";
27731caa 241}
54359730 242print "</table>";
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243
244if ( $wlan_card_status eq '' ){
245 print "</form>";
246 &Header::closebigbox();
247 &Header::closepage();
248 exit 0;
249}
27731caa 250print <<END
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251<br />
252<table width='95%' cellspacing='0'>
253<tr><td bgcolor='$color{'color20'}' colspan='4' align='left'><b>WLAN Settings</b>
27731caa 254<tr><td width='25%' class='base'>SSID:&nbsp;</td><td class='base' colspan='3'><input type='text' name='SSID' size='40' value='$wlanapsettings{'SSID'}' /></td></tr>
8c2f203c 255<tr><td width='25%' class='base'>Disable SSID broadcast:&nbsp;</td><td class='base' colspan='3'><input type='checkbox' name='HIDESSID' $checked_hidessid /></td></tr>
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256<tr><td width='25%' class='base'>Encryption:&nbsp;</td><td class='base' colspan='3'>
257 <select name='ENC'>
258 <option value='none' $selected{'ENC'}{'none'}>none</option>
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259 <option value='wpa1' $selected{'ENC'}{'wpa1'}>wpa1</option>
260 <option value='wpa2' $selected{'ENC'}{'wpa2'}>wpa2</option>
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261 </select>
262</td></tr>
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263<tr><td width='25%' class='base'>Channel:&nbsp;</td><td class='base' colspan='3'>
264 <select name='CHAN'>
265END
266;
267foreach $channel (@channellist){
268 print "<option $selected{'CHAN'}{$channel}>$channel</option>";
269}
54359730 270
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271print <<END
272</select></td></tr>
273<tr><td width='25%' class='base'>Tx Power:&nbsp;</td><td class='base' colspan='3'><select name='TXPOWER'>
274END
275;
54359730 276foreach $txpower (@txpower){
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277 print "<option $selected{'TXPOWER'}{$txpower}>$txpower</option>&nbsp;dBm";
278}
279print <<END
280 </select></td></tr>
27731caa 281<tr><td width='25%' class='base'>Passphrase:&nbsp;</td><td class='base' colspan='3'><input type='text' name='PWD' size='63' value='$wlanapsettings{'PWD'}' /></td></tr>
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282<tr><td width='25%' class='base'>Loglevel (hostapd):&nbsp;</td><td class='base' width='25%'>
283 <select name='SYSLOGLEVEL'>
284 <option value='0' $selected{'SYSLOGLEVEL'}{'0'}>0 (verbose)</option>
285 <option value='1' $selected{'SYSLOGLEVEL'}{'1'}>1 (debugging)</option>
286 <option value='2' $selected{'SYSLOGLEVEL'}{'2'}>2 (informations)</option>
287 <option value='3' $selected{'SYSLOGLEVEL'}{'3'}>3 (notifications)</option>
288 <option value='4' $selected{'SYSLOGLEVEL'}{'4'}>4 (warnings)</option>
289 </select>
290</td>
291<td width='25%' class='base'>Debuglevel (hostapd):&nbsp;</td><td class='base' width='25%'>
292 <select name='DEBUG'>
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293 <option value='0' $selected{'DEBUG'}{'0'}>0 (verbose)</option>
294 <option value='1' $selected{'DEBUG'}{'1'}>1 (debugging)</option>
295 <option value='2' $selected{'DEBUG'}{'2'}>2 (informations)</option>
296 <option value='3' $selected{'DEBUG'}{'3'}>3 (notifications)</option>
297 <option value='4' $selected{'DEBUG'}{'4'}>4 (warnings)</option>
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298 </select>
299</td></tr>
300</table>
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301<br />
302<table width='10%' cellspacing='0'>
303<tr><td align='center'><form method='post' action='$ENV{'SCRIPT_NAME'}'>
304 <input type='hidden' name='ACTION' value=$Lang::tr{'save'} />
305 <input type='image' alt='$Lang::tr{'save'}' title='$Lang::tr{'save'}' src='/images/media-floppy.png' /></form></td>
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306</tr>
307</table>
308END
309;
27731caa 310
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311if ( $wlanapsettings{'DRIVER'} eq 'MADWIFI' ){
312 $status = `cat /proc/net/madwifi/$netsettings{'BLUE_DEV'}/associated_sta`;
313}
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314print <<END
315<br />
316<table width='95%' cellspacing='0'>
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317<tr><td bgcolor='$color{'color20'}' colspan='2' align='left'><b>WLAN Status</b></td></tr>
318<tr><td><pre>@channellist_cmd</pre></td><td><pre>@txpower_cmd</pre></td></tr>
319<tr><td colspan='2'><pre>Connected Stations<br />$status</pre></td></tr>
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320</table>
321END
322;
323&Header::closebox();
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324print "</form>";
325&Header::closebigbox();
326&Header::closepage();
327
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328sub WriteConfig{
329 &General::writehash("/var/ipfire/wlanap/settings", \%wlanapsettings);
330}
331
332sub WriteConfig_hostapd{
333 $wlanapsettings{'DRIVER_HOSTAPD'} = lc($wlanapsettings{'DRIVER'});
334
335 open (CONFIGFILE, ">/var/ipfire/wlanap/hostapd.conf");
336 print CONFIGFILE <<END
54359730 337######################### basic hostapd configuration ##########################
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338
339interface=$netsettings{'BLUE_DEV'}
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340driver=$wlanapsettings{'DRIVER_HOSTAPD'}
341logger_syslog=-1
342logger_syslog_level=$wlanapsettings{'SYSLOGLEVEL'}
343logger_stdout=-1
54359730 344logger_stdout_level=$wlanapsettings{'DEBUG'}
27731caa 345dump_file=/tmp/hostapd.dump
54359730 346ignore_broadcast_ssid=0
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347eapol_key_index_workaround=0
348eap_server=0
349own_ip_addr=127.0.0.1
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350auth_algs=3
351ctrl_interface=/var/run/hostapd
352ctrl_interface_group=0
353macaddr_acl=0
354END
355;
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356 if ( $wlanapsettings{'HIDESSID'} eq 'on' ){
357 print CONFIGFILE <<END
358ssid=$wlanapsettings{'SSID'}
359ignore_broadcast_ssid=2
360END
361;
362
363 }else{
364 print CONFIGFILE <<END
365ssid=$wlanapsettings{'SSID'}
366ignore_broadcast_ssid=0
367END
368;
369
370 }
371
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372 if ( $wlanapsettings{'ENC'} eq 'wpa1'){
373 print CONFIGFILE <<END
374######################### wpa hostapd configuration ############################
375
376wpa=1
377wpa_passphrase=$wlanapsettings{'PWD'}
378wpa_key_mgmt=WPA-PSK WPA-EAP
379wpa_pairwise=CCMP TKIP
380END
381;
382 }elsif ( $wlanapsettings{'ENC'} eq 'wpa2'){
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383 print CONFIGFILE <<END
384######################### wpa hostapd configuration ############################
385
8c2f203c 386wpa=2
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387wpa_passphrase=$wlanapsettings{'PWD'}
388wpa_key_mgmt=WPA-PSK WPA-EAP
389wpa_pairwise=CCMP TKIP
390END
391;
392 }
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393 close CONFIGFILE;
394}