d73df7034b1f3833b1784d7f7ecc610acb946f38
[people/pmueller/ipfire-2.x.git] / html / cgi-bin / wireless.cgi
1 #!/usr/bin/perl
2 #
3 # IPFire CGIs
4 #
5 # This code is distributed under the terms of the GPL
6 #
7 # (c) 2003 Alan Hourihane <alanh@fairlite.demon.co.uk>
8 # (c) 2005 Eric Oberlander, Robert Kerr - Inline editing & DHCP leases
9 #
10 # $Id: wireless.cgi,v 1.4.2.15 2005/06/11 12:14:49 eoberlander Exp $
11 #
12
13 use strict;
14 use Time::Local;
15
16 # enable only the following on debugging purpose
17 #use warnings;
18 #use CGI::Carp 'fatalsToBrowser';
19
20 require 'CONFIG_ROOT/general-functions.pl';
21 require "${General::swroot}/lang.pl";
22 require "${General::swroot}/header.pl";
23
24 #workaround to suppress a warning when a variable is used only once
25 my @dummy = ( ${Header::colouryellow} );
26 undef (@dummy);
27
28 my %cgiparams=();
29 my %checked=();
30 my $errormessage = '';
31 my $filename = "${General::swroot}/wireless/config";
32 my $hostsfile = "${General::swroot}/main/hosts";
33 our %dhcpsettings=();
34 our %netsettings=();
35
36 $cgiparams{'ENABLED'} = 'off';
37 $cgiparams{'ACTION'} = '';
38 $cgiparams{'VALID'} = '';
39 $cgiparams{'SOURCE_IP'} ='';
40 $cgiparams{'SOURCE_MAC'} ='';
41 $cgiparams{'REMARK'} ='';
42
43 &Header::getcgihash(\%cgiparams);
44
45 &General::readhash("${General::swroot}/dhcp/settings", \%dhcpsettings);
46 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
47
48 &Header::showhttpheaders();
49
50 open(FILE, $filename) or die 'Unable to open config file.';
51 my @current = <FILE>;
52 close(FILE);
53
54 if ($cgiparams{'ACTION'} eq 'add')
55 {
56
57 if ($cgiparams{'SOURCE_IP'} eq '' && $cgiparams{'SOURCE_MAC'} eq '')
58 {
59 goto ADDEXIT;
60 }
61
62 $cgiparams{'SOURCE_MAC'} =~ tr/-/:/;
63
64 my $key = 0;
65 foreach my $line (@current)
66 {
67 $key++;
68 my @temp = split(/\,/,$line);
69
70 if ($temp[1] ne '' && $cgiparams{'SOURCE_IP'} eq $temp[1] && $cgiparams{'EDITING'} ne $key)
71 {
72 $errormessage = $Lang::tr{'duplicate ip'};
73 goto ADDERROR;
74 }
75 if ($temp[2] ne '' && lc($cgiparams{'SOURCE_MAC'}) eq lc($temp[2]) && $cgiparams{'EDITING'} ne $key)
76 {
77 $errormessage = $Lang::tr{'duplicate mac'};
78 goto ADDERROR;
79 }
80 }
81
82 if ($cgiparams{'SOURCE_IP'} eq '')
83 {
84 $cgiparams{'SOURCE_IP'} = 'NONE';
85 } else {
86 unless(&General::validip($cgiparams{'SOURCE_IP'}))
87 {
88 $errormessage = $Lang::tr{'invalid fixed ip address'};
89 goto ADDERROR;
90 }
91 }
92 if ($cgiparams{'SOURCE_MAC'} eq '')
93 {
94 $cgiparams{'SOURCE_MAC'} = 'NONE';
95 } else {
96 unless(&General::validmac($cgiparams{'SOURCE_MAC'}))
97 {
98 $errormessage = $Lang::tr{'invalid fixed mac address'};
99 }
100 }
101
102 ADDERROR:
103 if ($errormessage)
104 {
105 $cgiparams{'SOURCE_MAC'} = '' if $cgiparams{'SOURCE_MAC'} eq 'NONE';
106 $cgiparams{'SOURCE_IP'} = '' if $cgiparams{'SOURCE_IP'} eq 'NONE';
107 } else {
108 if ($cgiparams{'EDITING'} eq 'no') {
109 open(FILE,">>$filename") or die 'Unable to open config file.';
110 flock FILE, 2;
111 print FILE "$key,$cgiparams{'SOURCE_IP'},$cgiparams{'SOURCE_MAC'},$cgiparams{'ENABLED'},$cgiparams{'REMARK'}\n";
112 } else {
113 open(FILE,">$filename") or die 'Unable to open config file.';
114 flock FILE, 2;
115 my $id = 0;
116 foreach my $line (@current)
117 {
118 $id++;
119 if ($cgiparams{'EDITING'} eq $id) {
120 print FILE "$id,$cgiparams{'SOURCE_IP'},$cgiparams{'SOURCE_MAC'},$cgiparams{'ENABLED'},$cgiparams{'REMARK'}\n";
121 } else { print FILE "$line"; }
122 }
123 }
124 close(FILE);
125 undef %cgiparams;
126 &General::log($Lang::tr{'wireless config added'});
127 system('/usr/local/bin/restartwireless');
128 }
129 ADDEXIT:
130 }
131
132 if ($cgiparams{'ACTION'} eq 'edit')
133 {
134 my $id = 0;
135 foreach my $line (@current)
136 {
137 $id++;
138 if ($cgiparams{'ID'} eq $id)
139 {
140 chomp($line);
141 my @temp = split(/\,/,$line);
142 $cgiparams{'SOURCE_IP'} = $temp[1];
143 $cgiparams{'SOURCE_MAC'} = $temp[2];
144 $cgiparams{'ENABLED'} = $temp[3];
145 $cgiparams{'REMARK'} = $temp[4];
146 $cgiparams{'SOURCE_IP'} = '' if $cgiparams{'SOURCE_IP'} eq 'NONE';
147 $cgiparams{'SOURCE_MAC'} = '' if $cgiparams{'SOURCE_MAC'} eq 'NONE';
148 }
149 }
150 &General::log($Lang::tr{'wireless config changed'});
151 system('/usr/local/bin/restartwireless');
152 }
153
154 if ($cgiparams{'ACTION'} eq 'remove' || $cgiparams{'ACTION'} eq 'toggle')
155 {
156 my $id = 0;
157 open(FILE, ">$filename") or die 'Unable to open config file.';
158 flock FILE, 2;
159 foreach my $line (@current)
160 {
161 $id++;
162 unless ($cgiparams{'ID'} eq $id) { print FILE "$line"; }
163 elsif ($cgiparams{'ACTION'} eq 'toggle')
164 {
165 chomp($line);
166 my @temp = split(/\,/,$line);
167 print FILE "$temp[0],$temp[1],$temp[2],$cgiparams{'ENABLE'},$temp[4]\n";
168 }
169 }
170 close(FILE);
171 &General::log($Lang::tr{'wireless config changed'});
172 system('/usr/local/bin/restartwireless');
173 }
174
175
176 $checked{'ENABLED'}{'off'} = '';
177 $checked{'ENABLED'}{'on'} = '';
178 $checked{'ENABLED'}{$cgiparams{'ENABLED'}} = "checked='checked'";
179
180
181 &Header::openpage($Lang::tr{'wireless configuration'}, 1, '');
182
183 &Header::openbigbox('100%', 'left', '', $errormessage);
184
185 if ($errormessage) {
186 &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
187 print "<class name='base'>$errormessage\n";
188 print "&nbsp;</class>\n";
189 &Header::closebox();
190 }
191
192 print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";
193
194 my $buttontext = $Lang::tr{'add'};
195 if ($cgiparams{'ACTION'} eq 'edit') {
196 &Header::openbox('100%', 'left', "$Lang::tr{'edit device'}");
197 $buttontext = $Lang::tr{'update'};
198 } else {
199 &Header::openbox('100%', 'left', "$Lang::tr{'add device'}");
200 }
201
202 print <<END
203 <table width='100%'>
204 <tr>
205 <td width='25%' class='base'>$Lang::tr{'source ip'}:&nbsp;</td>
206 <td width='25%' ><input type='text' name='SOURCE_IP' value='$cgiparams{'SOURCE_IP'}' size='25' /></td>
207 <td width='25%' class='base' align='right'>$Lang::tr{'enabled'}&nbsp;</td>
208 <td width='25%'><input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} /></td>
209 </tr>
210 <tr>
211 <td width='25%' class='base'>$Lang::tr{'source'} $Lang::tr{'mac address'}:&nbsp;</td>
212 <td colspan='3'><input type='text' name='SOURCE_MAC' value='$cgiparams{'SOURCE_MAC'}' size='25' /></td>
213 </tr>
214 <tr>
215 <td width='25%' class='base'>$Lang::tr{'remark'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
216 <td colspan='3'><input type='text' name='REMARK' value='$cgiparams{'REMARK'}' size='40' /></td>
217 </tr>
218 </table>
219 <hr />
220 <table width='100%'>
221 <tr>
222 <td class='base' valign='top'><img src='/blob.gif' alt='*' /></td>
223 <td width='55%' class='base'>$Lang::tr{'this field may be blank'}</td>
224 <td width='40%' align='center'>
225 <input type='hidden' name='ACTION' value='add' />
226 <input type='submit' name='SUBMIT' value='$buttontext' />
227 </td>
228 <td width='5%' align='right'>&nbsp;</td>
229 </tr>
230 </table>
231 END
232 ;
233
234 if ($cgiparams{'ACTION'} eq 'edit') {
235 print "<input type='hidden' name='EDITING' value='$cgiparams{'ID'}' />\n";
236 } else {
237 print "<input type='hidden' name='EDITING' value='no' />\n";
238 }
239
240 &Header::closebox();
241
242 print "</form>\n";
243
244 &Header::openbox('100%', 'left', "$Lang::tr{'devices on blue'}");
245 print <<END
246 <div align='center'>
247 END
248 ;
249 open (FILE, "$filename");
250 my @current = <FILE>;
251 close (FILE);
252
253 print <<END
254 <table width='100%'>
255 <tr>
256 <td align='center' width='20%'><b>$Lang::tr{'hostname'}</b></td>
257 <td align='center' width='20%'><b>$Lang::tr{'source ip'}</b></td>
258 <td align='center' width='20%'><b>$Lang::tr{'mac address'}</b></td>
259 <td align='center' width='35%'><b>$Lang::tr{'remark'}</b></td>
260 <td align='center' colspan='3'><b>$Lang::tr{'action'}</b></td>
261 </tr>
262 END
263 ;
264
265 my $id = 0;
266
267 open (HOSTFILE, "$hostsfile");
268 my @curhosts = <HOSTFILE>;
269 close (HOSTFILE);
270
271 my $connstate = &Header::connectionstatus();
272 my @arp = `/sbin/arp -n`;
273 shift @arp;
274
275 foreach my $line (@current)
276 {
277 $id++;
278 chomp($line);
279 my $gif = "";
280 my $gdesc = "";
281 my $hname = "";
282 my $toggle = "";
283 my @temp = split(/\,/,$line);
284 my $wirelessid = $temp[0];
285 my $sourceip = $temp[1];
286 my $sourcemac = $temp[2];
287 if ( $sourceip eq 'NONE' ) {
288 foreach my $aline ( @arp )
289 {
290 chomp($aline);
291 my @atemp = split( m{\s+}, $aline );
292 my $aipaddr = $atemp[0];
293 my $amacaddr = lc( $atemp[2] );
294 if ( $amacaddr eq $sourcemac ) {
295 $sourceip = $aipaddr;
296 last;
297 }
298 }
299 }
300
301 # SourceIP could now have been set by the ARP probe.
302 if ( $sourceip ne 'NONE' ) {
303 foreach my $hline (@curhosts)
304 {
305 chomp($hline);
306 my @htemp = split(/\,/,$hline);
307 my $hkey = $htemp[0];
308 my $hipaddr = $htemp[1];
309 my $hostname = $htemp[2];
310 my $domainname = $htemp[3];
311 if ($sourceip eq $hipaddr) {
312 $hname = "$hostname.$domainname";
313 last;
314 }
315 }
316 if ( $hname eq "" ) {
317 my ($aliases, $addrtype, $length, @addrs);
318 ($hname, $aliases, $addrtype, $length, @addrs) =
319 gethostbyaddr(pack("C4", split(/\./, $sourceip)), 2);
320 }
321 }
322
323 if ($temp[3] eq 'on') { $gif = 'on.gif'; $toggle='off'; $gdesc=$Lang::tr{'click to disable'};}
324 else { $gif = 'off.gif'; $toggle='on'; $gdesc=$Lang::tr{'click to enable'};}
325
326 my $remark = &Header::cleanhtml($temp[4]);
327
328 if ($cgiparams{'ACTION'} eq 'edit' && $cgiparams{'ID'} eq $id) {
329 print "<tr bgcolor='${Header::colouryellow}'>\n";
330 } elsif ($id % 2) {
331 print "<tr bgcolor='${Header::table1colour}'>\n";
332 } else {
333 print "<tr bgcolor='${Header::table2colour}'>\n";
334 }
335 print "<td align='center'>$hname</td>\n";
336 print "<td align='center'>$sourceip</td>\n";
337 print "<td align='center'>$sourcemac</td>\n";
338 print "<td align='center'>$remark</td>\n";
339 print<<END
340 <td align='center'>
341 <form method='post' name='frma$id' action='$ENV{'SCRIPT_NAME'}'>
342 <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif' alt='$gdesc' title='$gdesc' />
343 <input type='hidden' name='ACTION' value='toggle'}' />
344 <input type='hidden' name='ID' value='$id' />
345 <input type='hidden' name='ENABLE' value='$toggle' />
346 </form>
347 </td>
348
349 <td align='center'>
350 <form method='post' name='frmb$id' action='$ENV{'SCRIPT_NAME'}'>
351 <input type='hidden' name='ACTION' value='edit' />
352 <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
353 <input type='hidden' name='ID' value='$id' />
354 </form>
355 </td>
356
357 <td align='center'>
358 <form method='post' name='frmc$id' action='$ENV{'SCRIPT_NAME'}'>
359 <input type='hidden' name='ACTION' value='remove' />
360 <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
361 <input type='hidden' name='ID' value='$id' />
362 </form>
363 </td>
364 END
365 ;
366 print "</tr>\n";
367 }
368 print "</table>\n";
369
370 print "</div>\n";
371
372 &Header::closebox();
373
374 if ( $dhcpsettings{"ENABLE_BLUE"} eq 'on') {
375 &printblueleases;
376 }
377
378 &Header::closebigbox();
379
380 &Header::closepage();
381
382 sub printblueleases
383 {
384 our %entries = ();
385
386 sub blueleasesort {
387 # Sort by IP address
388 my $qs ='IPADDR';
389 my @a = split(/\./,$entries{$a}->{$qs});
390 my @b = split(/\./,$entries{$b}->{$qs});
391 ($a[0]<=>$b[0]) ||
392 ($a[1]<=>$b[1]) ||
393 ($a[2]<=>$b[2]) ||
394 ($a[3]<=>$b[3]);
395 }
396
397 &Header::openbox('100%', 'left', "$Lang::tr{'current dhcp leases on blue'}");
398 print <<END
399 <table width='100%'>
400 <tr>
401 <td width='25%' align='center'><b>$Lang::tr{'ip address'}</b></td>
402 <td width='25%' align='center'><b>$Lang::tr{'mac address'}</b></td>
403 <td width='20%' align='center'><b>$Lang::tr{'hostname'}</b></td>
404 <td width='30%' align='center'><b>$Lang::tr{'lease expires'} (local time d/m/y)</b></td>
405 </tr>
406 END
407 ;
408
409 my ($ip, $endtime, $ether, $hostname, @record, $record);
410 open(LEASES,"/var/state/dhcp/dhcpd.leases") or die "Can't open dhcpd.leases";
411 while (my $line = <LEASES>) {
412 next if( $line =~ /^\s*#/ );
413 chomp($line);
414 my @temp = split (' ', $line);
415
416 if ($line =~ /^\s*lease/) {
417 $ip = $temp[1];
418 # All fields are not necessarily read. Clear everything
419 $endtime = 0;
420 $ether = "";
421 $hostname = "";
422 } elsif ($line =~ /^\s*ends never;/) {
423 $endtime = 'never';
424 } elsif ($line =~ /^\s*ends/) {
425 $line =~ /(\d+)\/(\d+)\/(\d+) (\d+):(\d+):(\d+)/;
426 $endtime = timegm($6, $5, $4, $3, $2 - 1, $1 - 1900);
427 } elsif ($line =~ /^\s*hardware ethernet/) {
428 $ether = $temp[2];
429 $ether =~ s/;//g;
430 } elsif ($line =~ /^\s*client-hostname/) {
431 shift (@temp);
432 $hostname = join (' ',@temp);
433 $hostname =~ s/;//g;
434 $hostname =~ s/\"//g;
435 } elsif ($line eq "}") {
436 # Select records in Blue subnet
437 if ( &General::IpInSubnet ( $ip,
438 $netsettings{"BLUE_NETADDRESS"},
439 $netsettings{"BLUE_NETMASK"} ) ) {
440 @record = ('IPADDR',$ip,'ENDTIME',$endtime,'ETHER',$ether,'HOSTNAME',$hostname);
441 $record = {}; # create a reference to empty hash
442 %{$record} = @record; # populate that hash with @record
443 $entries{$record->{'IPADDR'}} = $record; # add this to a hash of hashes
444 }
445 }
446 }
447 close(LEASES);
448
449 my $id = 0;
450 foreach my $key (sort blueleasesort keys %entries) {
451
452 my $hostname = &Header::cleanhtml($entries{$key}->{HOSTNAME},"y");
453
454 if ($id % 2) {
455 print "<tr bgcolor='$Header::table2colour'>";
456 } else {
457 print "<tr bgcolor='$Header::table1colour'>";
458 }
459
460 print <<END
461 <td align='center'>$entries{$key}->{IPADDR}</td>
462 <td align='center'>$entries{$key}->{ETHER}</td>
463 <td align='center'>&nbsp;$hostname </td>
464 <td align='center'>
465 END
466 ;
467
468 if ($entries{$key}->{ENDTIME} eq 'never') {
469 print "$Lang::tr{'no time limit'}";
470 } else {
471 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $dst);
472 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $dst) = localtime ($entries{$key}->{ENDTIME});
473 my $enddate = sprintf ("%02d/%02d/%d %02d:%02d:%02d",$mday,$mon+1,$year+1900,$hour,$min,$sec);
474
475 if ($entries{$key}->{ENDTIME} < time() ){
476 print "<strike>$enddate</strike>";
477 } else {
478 print "$enddate";
479 }
480 }
481
482 if ( $hostname eq '' ) {
483 $hostname = $Lang::tr{'device'};
484 }
485
486 print <<END
487 <td align='center'>
488 <form method='post' name='frmd$id' action='$ENV{'SCRIPT_NAME'}'>
489 <input type='hidden' name='ACTION' value='add' />
490 <input type='hidden' name='SOURCE_IP' value='' />
491 <input type='hidden' name='SOURCE_MAC' value='$entries{$key}->{ETHER}' />
492 <input type='hidden' name='REMARK' value='$hostname $Lang::tr{'added from dhcp lease list'}' />
493 <input type='hidden' name='ENABLED' value='on' />
494 <input type='hidden' name='EDITING' value='no' />
495 <input type='image' name='$Lang::tr{'add device'}' src='/images/addblue.gif' alt='$Lang::tr{'add device'}' title='$Lang::tr{'add device'}' />
496 </form>
497 </td></tr>
498 END
499 ;
500 $id++;
501 }
502
503 print "</table>";
504 &Header::closebox();
505 }
506