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ac1cfefa
MT		 1#!/usr/bin/perl
2#
3# (c) 2001 Jack Beglinger <jackb_guppy@yahoo.com>
4#
5# (c) 2003 Dave Roberts <countzerouk@hotmail.com> - colour coded netfilter/iptables rewrite for 1.3
6#
c2b15814
MT		 7# (c) 2006 Franck - add sorting+filtering capability
8#
9# $Id: connections.cgi,v 1.6.2.12 2006/02/27 19:48:46 franck78 Exp $
ac1cfefa
MT		 10#
11
12# Setup GREEN, ORANGE, IPCOP, VPN CIDR networks, masklengths and colours only once
13
14my @network=();
15my @masklen=();
16my @colour=();
17
18use Net::IPv4Addr qw( :all );
19
20use strict;
21
22# enable only the following on debugging purpose
23#use warnings;
24#use CGI::Carp 'fatalsToBrowser';
25
986e08d9 26require '/var/ipfire/general-functions.pl';
ac1cfefa
MT		 27require "${General::swroot}/lang.pl";
28require "${General::swroot}/header.pl";
29
30#workaround to suppress a warning when a variable is used only once
31my @dummy = ( ${Header::table1colour} );
32undef (@dummy);
33
34# Read various files
35
36my %netsettings=();
37&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
38
39open (ACTIVE, "/proc/net/ip_conntrack") or die 'Unable to open ip_conntrack';
40my @active = <ACTIVE>;
41close (ACTIVE);
42
43my @vpn = ('none');
c2b15814
MT		 44open (ACTIVE, "/proc/net/ipsec_eroute") and @vpn = <ACTIVE>;
45close (ACTIVE);
ac1cfefa
MT		 46
47my $aliasfile = "${General::swroot}/ethernet/aliases";
48open(ALIASES, $aliasfile) or die 'Unable to open aliases file.';
49my @aliases = <ALIASES>;
50close(ALIASES);
51
52# Add Green Firewall Interface
53push(@network, $netsettings{'GREEN_ADDRESS'});
54push(@masklen, "255.255.255.255" );
55push(@colour, ${Header::colourfw} );
56
57# Add Green Network to Array
58push(@network, $netsettings{'GREEN_NETADDRESS'});
59push(@masklen, $netsettings{'GREEN_NETMASK'} );
60push(@colour, ${Header::colourgreen} );
61
62# Add Green Routes to Array
63my @routes = `/sbin/route -n | /bin/grep $netsettings{'GREEN_DEV'}`;
64foreach my $route (@routes) {
65 chomp($route);
66 my @temp = split(/[\t ]+/, $route);
67 push(@network, $temp[0]);
68 push(@masklen, $temp[2]);
69 push(@colour, ${Header::colourgreen} );
70}
71
72# Add Firewall Localhost 127.0.0.1
73push(@network, '127.0.0.1');
74push(@masklen, '255.255.255.255' );
75push(@colour, ${Header::colourfw} );
76
6e13d0a5
MT		 77# Add OpenVPN net and RED/BLUE/ORANGE entry (when appropriate)
78if (-e "${General::swroot}/ovpn/settings") {
79 my %ovpnsettings = ();
80 &General::readhash("${General::swroot}/ovpn/settings", \%ovpnsettings);
81 my @tempovpnsubnet = split("\/",$ovpnsettings{'DOVPN_SUBNET'});
82
83 # add OpenVPN net
84 push(@network, $tempovpnsubnet[0]);
85 push(@masklen, $tempovpnsubnet[1]);
86 push(@colour, ${Header::colourovpn} );
6e13d0a5
MT		 87
88 if ( ($ovpnsettings{'ENABLED'} eq 'on') && open(IP, "${General::swroot}/red/local-ipaddress") ) {
89 # add RED:port / proto
90 my $redip = <IP>;
91 close(IP);
92 chomp $redip;
93 push(@network, $redip );
94 push(@masklen, '255.255.255.255' );
95 push(@colour, ${Header::colourovpn} );
6e13d0a5
MT		 96 }
97 if ( ($ovpnsettings{'ENABLED_BLUE'} eq 'on') && $netsettings{'BLUE_DEV'} ) {
98 # add BLUE:port / proto
99 push(@network, $netsettings{'BLUE_ADDRESS'} );
100 push(@masklen, '255.255.255.255' );
101 push(@colour, ${Header::colourovpn} );
6e13d0a5
MT		 102 }
103 if ( ($ovpnsettings{'ENABLED_ORANGE'} eq 'on') && $netsettings{'ORANGE_DEV'} ) {
104 # add ORANGE:port / proto
105 push(@network, $netsettings{'ORANGE_ADDRESS'} );
106 push(@masklen, '255.255.255.255' );
107 push(@colour, ${Header::colourovpn} );
6e13d0a5
MT		 108 }
109}
110
ac1cfefa
MT		 111# Add Orange Network
112if ($netsettings{'ORANGE_DEV'}) {
113 push(@network, $netsettings{'ORANGE_NETADDRESS'});
114 push(@masklen, $netsettings{'ORANGE_NETMASK'} );
115 push(@colour, ${Header::colourorange} );
116 # Add Orange Routes to Array
117 @routes = `/sbin/route -n | /bin/grep $netsettings{'ORANGE_DEV'}`;
118 foreach my $route (@routes) {
119 chomp($route);
120 my @temp = split(/[\t ]+/, $route);
121 push(@network, $temp[0]);
122 push(@masklen, $temp[2]);
123 push(@colour, ${Header::colourorange} );
124 }
125}
126
127# Add Blue Network
128if ($netsettings{'BLUE_DEV'}) {
129 push(@network, $netsettings{'BLUE_NETADDRESS'});
130 push(@masklen, $netsettings{'BLUE_NETMASK'} );
131 push(@colour, ${Header::colourblue} );
132 # Add Blue Routes to Array
133 @routes = `/sbin/route -n | /bin/grep $netsettings{'BLUE_DEV'}`;
134 foreach my $route (@routes) {
135 chomp($route);
136 my @temp = split(/[\t ]+/, $route);
137 push(@network, $temp[0]);
138 push(@masklen, $temp[2]);
139 push(@colour, ${Header::colourblue} );
140 }
141}
142
143# Add STATIC RED aliases
144if ($netsettings{'RED_DEV'}) {
145 # We have a RED eth iface
146 if ($netsettings{'RED_TYPE'} eq 'STATIC') {
147 # We have a STATIC RED eth iface
148 foreach my $line (@aliases)
149 {
150 chomp($line);
151 my @temp = split(/\,/,$line);
152 if ( $temp[0] ) {
153 push(@network, $temp[0]);
154 push(@masklen, $netsettings{'RED_NETMASK'} );
155 push(@colour, ${Header::colourfw} );
156 }
157 }
158 }
159}
160
161# Add VPNs
162if ( $vpn[0] ne 'none' ) {
163 foreach my $line (@vpn) {
164 my @temp = split(/[\t ]+/,$line);
165 my @temp1 = split(/[\/:]+/,$temp[3]);
166 push(@network, $temp1[0]);
167 push(@masklen, ipv4_cidr2msk($temp1[1]));
168 push(@colour, ${Header::colourvpn} );
169 }
170}
171if (open(IP, "${General::swroot}/red/local-ipaddress")) {
172 my $redip = <IP>;
173 close(IP);
174 chomp $redip;
175 push(@network, $redip);
176 push(@masklen, '255.255.255.255' );
177 push(@colour, ${Header::colourfw} );
178}
179
ac1cfefa 180
c2b15814
MT		 181#Establish simple filtering&sorting boxes on top of table
182
183our %cgiparams;
184&Header::getcgihash(\%cgiparams);
185
186my @list_proto = ($Lang::tr{'all'}, 'icmp', 'udp', 'tcp');
187my @list_state = ($Lang::tr{'all'}, 'SYN_SENT', 'SYN_RECV', 'ESTABLISHED', 'FIN_WAIT',
188 'CLOSE_WAIT', 'LAST_ACK', 'TIME_WAIT', 'CLOSE', 'LISTEN');
189my @list_mark = ($Lang::tr{'all'}, '[ASSURED]', '[UNREPLIED]');
190my @list_sort = ('orgsip','protocol', 'expires', 'status', 'orgdip', 'orgsp',
191 'orgdp', 'exsip', 'exdip', 'exsp', 'exdp');
192
193# init or silently correct unknown value...
194if ( ! grep ( /^$cgiparams{'SEE_PROTO'}$/ , @list_proto )) { $cgiparams{'SEE_PROTO'} = $list_proto[0] };
195if ( ! grep ( /^$cgiparams{'SEE_STATE'}$/ , @list_state )) { $cgiparams{'SEE_STATE'} = $list_state[0] };
196if ( ! grep ( /^$cgiparams{'SEE_MARK'}$/ , @list_mark )) { $cgiparams{'SEE_MARK'} = $list_mark[0] };
197if ( ! grep ( /^$cgiparams{'SEE_SORT'}$/ , @list_sort )) { $cgiparams{'SEE_SORT'} = $list_sort[0] };
198# *.*.*.* or a valid IP
199if ( $cgiparams{'SEE_SRC'} !~ /^(\*\.\*\.\*\.\*\.|\d+\.\d+\.\d+\.\d+)$/) { $cgiparams{'SEE_SRC'} = '*.*.*.*' };
200if ( $cgiparams{'SEE_DEST'} !~ /^(\*\.\*\.\*\.\*\.|\d+\.\d+\.\d+\.\d+)$/) { $cgiparams{'SEE_DEST'} = '*.*.*.*' };
201
202
203our %entries = (); # will hold the lines analyzed correctly
204my $unknownlines = ''; # should be empty all the time...
205my $index = 0; # just a counter to make unique entryies in entries
ac1cfefa 206
c2b15814 207foreach my $line (@active) {
ac1cfefa
MT		 208 my $protocol='';
209 my $expires='';
c2b15814 210 my $status='';
ac1cfefa
MT		 211 my $orgsip='';
212 my $orgdip='';
213 my $orgsp='';
214 my $orgdp='';
215 my $exsip='';
216 my $exdip='';
217 my $exsp='';
218 my $exdp='';
219 my $marked='';
220 my $use='';
ac1cfefa
MT		 221
222 chomp($line);
223 my @temp = split(' ',$line);
c2b15814
MT		 224
225 if ($temp[0] eq 'icmp') {
226 $protocol = $temp[0];
227 $status = $Lang::tr{'all'};
228 $orgsip = substr $temp[3], 4;
229 $orgdip = substr $temp[4], 4;
230 $marked = $temp[8] eq '[UNREPLIED]' ? '[UNREPLIED]' : ' ';
231 }
232 if ($temp[0] eq 'udp') {
233 $protocol = $temp[0];
234 $status = $Lang::tr{'all'};
235 $orgsip = substr $temp[3], 4;
236 $orgdip = substr $temp[4], 4;
237 $marked = $temp[7] eq '[UNREPLIED]' ? '[UNREPLIED]' : defined ($temp[12]) ? $temp[11] : ' ';
238 }
239 if ($temp[0] eq 'tcp') {
240 $protocol = $temp[0];
241 $status = $temp[3];
242 $orgsip = substr $temp[4], 4;
243 $orgdip = substr $temp[5], 4;
244 $marked = $temp[8] eq '[UNREPLIED]' ? '[UNREPLIED]' : defined ($temp[13]) ? $temp[12] : ' ';
245 }
246
247 # filter the line if we found a known proto
248 next if( !(
249 (($cgiparams{'SEE_PROTO'} eq $Lang::tr{'all'}) || ($protocol eq $cgiparams{'SEE_PROTO'} ))
250 && (($cgiparams{'SEE_STATE'} eq $Lang::tr{'all'}) || ($status eq $cgiparams{'SEE_STATE'} ))
251 && (($cgiparams{'SEE_MARK'} eq $Lang::tr{'all'}) || ($marked eq $cgiparams{'SEE_MARK'} ))
252 && (($cgiparams{'SEE_SRC'} eq "*.*.*.*") || ($orgsip eq $cgiparams{'SEE_SRC'} ))
253 && (($cgiparams{'SEE_DEST'} eq "*.*.*.*") || ($orgdip eq $cgiparams{'SEE_DEST'} ))
254 ));
255
256 if ($temp[0] eq 'icmp') {
257 my $offset = 0;
258 $protocol = $temp[0] . " (" . $temp[1] . ")";
259 $expires = $temp[2];
260 $status = ' ';
261 if ($temp[8] eq '[UNREPLIED]' ) {
262 $offset = +1;
263 }
264 $orgsip = substr $temp[3], 4;
265 $orgdip = substr $temp[4], 4;
266 $orgsp = &General::GetIcmpDescription(substr( $temp[5], 5)) . "/" . substr( $temp[6], 5);;
267 $orgdp = 'id=' . substr( $temp[7], 3);
268 $exsip = substr $temp[8 + $offset], 4;
269 $exdip = substr $temp[9 + $offset], 4;
270 $exsp = &General::GetIcmpDescription(substr( $temp[10 + $offset], 5)). "/" . substr( $temp[11 + $offset], 5);
271 $exdp = 'id=' . substr( $temp[11 + $offset], 5);
272 $marked = $temp[8] eq '[UNREPLIED]' ? '[UNREPLIED]' : ' ';
273 $use = substr( $temp[13 + $offset], 4 );
274 }
ac1cfefa
MT		 275 if ($temp[0] eq 'udp') {
276 my $offset = 0;
277 $marked = '';
278 $protocol = $temp[0] . " (" . $temp[1] . ")";
279 $expires = $temp[2];
c2b15814 280 $status = ' ';
ac1cfefa
MT		 281 $orgsip = substr $temp[3], 4;
282 $orgdip = substr $temp[4], 4;
283 $orgsp = substr $temp[5], 6;
284 $orgdp = substr $temp[6], 6;
285 if ($temp[7] eq '[UNREPLIED]') {
c2b15814
MT		 286 $offset = 1;
287 $marked = $temp[7];
288 $use = substr $temp[12], 4;
289 } else {
290 if ((substr $temp[11], 0, 3) eq 'use' ) {
291 $marked = '';
292 $use = substr $temp[11], 4;
293 } else {
294 $marked = $temp[11];
295 $use = substr $temp[12], 4;
296 }
297 }
ac1cfefa
MT		 298 $exsip = substr $temp[7 + $offset], 4;
299 $exdip = substr $temp[8 + $offset], 4;
300 $exsp = substr $temp[9 + $offset], 6;
301 $exdp = substr $temp[10 + $offset], 6;
ac1cfefa
MT		 302 }
303 if ($temp[0] eq 'tcp') {
304 my $offset = 0;
305 $protocol = $temp[0] . " (" . $temp[1] . ")";
306 $expires = $temp[2];
c2b15814 307 $status = $temp[3];
ac1cfefa
MT		 308 $orgsip = substr $temp[4], 4;
309 $orgdip = substr $temp[5], 4;
310 $orgsp = substr $temp[6], 6;
311 $orgdp = substr $temp[7], 6;
312 if ($temp[8] eq '[UNREPLIED]') {
313 $marked = $temp[8];
314 $offset = 1;
c2b15814 315 } else {
ac1cfefa 316 $marked = $temp[12];
ac1cfefa 317 }
ac1cfefa
MT		 318 $exsip = substr $temp[8 + $offset], 4;
319 $exdip = substr $temp[9 + $offset], 4;
320 $exsp = substr $temp[10 + $offset], 6;
321 $exdp = substr $temp[11 + $offset], 6;
c2b15814 322 $use = substr $temp[13], 4;
ac1cfefa
MT		 323 }
324 if ($temp[0] eq 'unknown') {
325 my $offset = 0;
326 $protocol = "??? (" . $temp[1] . ")";
327 $protocol = "esp (" . $temp[1] . ")" if ($temp[1] == 50);
c2b15814 328 $protocol = "ah (" . $temp[1] . ")" if ($temp[1] == 51);
ac1cfefa 329 $expires = $temp[2];
c2b15814 330 $status = ' ';
ac1cfefa
MT		 331 $orgsip = substr $temp[3], 4;
332 $orgdip = substr $temp[4], 4;
333 $orgsp = ' ';
334 $orgdp = ' ';
335 $exsip = substr $temp[5], 4;
336 $exdip = substr $temp[6], 4;
337 $exsp = ' ';
338 $exdp = ' ';
339 $marked = ' ';
340 $use = ' ';
341 }
342 if ($temp[0] eq 'gre') {
343 my $offset = 0;
344 $protocol = $temp[0] . " (" . $temp[1] . ")";
345 $expires = $temp[2];
346 $orgsip = substr $temp[5], 4;
347 $orgdip = substr $temp[6], 4;
348 $orgsp = ' ';
349 $orgdp = ' ';
350 $exsip = substr $temp[11], 4;
351 $exdip = substr $temp[12], 4;
352 $exsp = ' ';
353 $exdp = ' ';
354 $marked = $temp[17];
355 $use = $temp[18];
356 }
c2b15814
MT		 357 # Only from this point, lines have the same known format/field
358 # The floating fields [UNREPLIED] [ASSURED] etc are ok.
359
360 # Store the line in a hash array for sorting
361 if ( $protocol ) { # line is decoded ?
362 my @record = ( 'index', $index++,
363 'protocol', $protocol,
364 'expires', $expires,
365 'status', $status,
366 'orgsip', $orgsip,
367 'orgdip', $orgdip,
368 'orgsp', $orgsp,
369 'orgdp', $orgdp,
370 'exsip', $exsip,
371 'exdip', $exdip,
372 'exsp', $exsp,
373 'exdp', $exdp,
374 'marked', $marked,
375 'use', $use);
376 my $record = {}; # create a reference to empty hash
377 %{$record} = @record; # populate that hash with @record
378 $entries{$record->{index}} = $record; # add this to a hash of hashes
379 } else { # it was not a known line
380 $unknownlines .= "<tr bgcolor='${Header::table1colour}'>";
381 $unknownlines .= "<td colspan='9'> unknown:$line></td></tr>";
382 }
383}
384
385# Build listbox objects
386my $menu_proto = &make_select ('SEE_PROTO', $cgiparams{'SEE_PROTO'}, @list_proto);
387my $menu_state = &make_select ('SEE_STATE', $cgiparams{'SEE_STATE'}, @list_state);
388my $menu_src = &make_select ('SEE_SRC', $cgiparams{'SEE_SRC'}, &get_known_ips('orgsip'));
389my $menu_dest = &make_select ('SEE_DEST', $cgiparams{'SEE_DEST'}, &get_known_ips('orgdip'));
390my $menu_mark = &make_select ('SEE_MARK', $cgiparams{'SEE_MARK'}, @list_mark);
391my $menu_sort = &make_select ('SEE_SORT', $cgiparams{'SEE_SORT'}, @list_sort);
392
393&Header::showhttpheaders();
394&Header::openpage($Lang::tr{'connections'}, 1, '');
395&Header::openbigbox('100%', 'left');
396&Header::openbox('100%', 'left', $Lang::tr{'connection tracking'});
397
398print <<END
399<table width='60%'>
400<tr><td align='center'><b>$Lang::tr{'legend'} : </b></td>
401 <td align='center' bgcolor='${Header::colourgreen}'><b><font color='#FFFFFF'>$Lang::tr{'lan'}</font></b></td>
402 <td align='center' bgcolor='${Header::colourred}'><b><font color='#FFFFFF'>$Lang::tr{'internet'}</font></b></td>
403 <td align='center' bgcolor='${Header::colourorange}'><b><font color='#FFFFFF'>$Lang::tr{'dmz'}</font></b></td>
404 <td align='center' bgcolor='${Header::colourblue}'><b><font color='#FFFFFF'>$Lang::tr{'wireless'}</font></b></td>
78331e30 405 <td align='center' bgcolor='${Header::colourfw}'><b><font color='#FFFFFF'>IPFire</font></b></td>
c2b15814 406 <td align='center' bgcolor='${Header::colourvpn}'><b><font color='#FFFFFF'>$Lang::tr{'vpn'}</font></b></td>
6e13d0a5 407 <td align='center' bgcolor='${Header::colourovpn}'><b><font color='#FFFFFF'>$Lang::tr{'OpenVPN'}</font></b></td>
c2b15814
MT		 408</tr>
409</table>
410<br />
411<table cellpadding='2'>
412<tr><td align='center'><b>$Lang::tr{'protocol'}</b></td>
413 <td align='center'><b>$Lang::tr{'expires'}<br />($Lang::tr{'seconds'})</b></td>
414 <td align='center'><b>$Lang::tr{'connection'}<br />$Lang::tr{'status'}</b></td>
415 <td align='center'><b>$Lang::tr{'original'}<br />$Lang::tr{'source ip and port'}</b></td>
416 <td align='center'><b>$Lang::tr{'original'}<br />$Lang::tr{'dest ip and port'}</b></td>
417 <td align='center'><b>$Lang::tr{'expected'}<br />$Lang::tr{'source ip and port'}</b></td>
418 <td align='center'><b>$Lang::tr{'expected'}<br />$Lang::tr{'dest ip and port'}</b></td>
419 <td align='center'><b>$Lang::tr{'marked'}</b></td>
420 <td align='center'><b>$Lang::tr{'use'}</b></td>
421</tr>
422<tr><form method='post' action='$ENV{'SCRIPT_NAME'}'>
423 <td align='center'>$menu_proto</td>
424 <td></td>
425 <td align='center'>$menu_state</td>
426 <td align='center'>$menu_src</td>
427 <td align='center'>$menu_dest</td>
428 <td align='center'colspan='2'>$Lang::tr{'sort ascending'}:$menu_sort </td>
429 <td align='center'>$menu_mark</td>
430 <td align='center'><input type='submit' value='!' /></td>
431 </form>
432</tr>
433END
434;
435
436foreach my $entry (sort sort_entries keys %entries) {
437
438 print "<tr bgcolor='${Header::table1colour}'>";
439 my $orgsipcolour = &ipcolour( $entries{$entry}->{orgsip} );
440 my $orgdipcolour = &ipcolour( $entries{$entry}->{orgdip} );
441 my $exsipcolour = &ipcolour( $entries{$entry}->{exsip} );
442 my $exdipcolour = &ipcolour( $entries{$entry}->{exdip} );
ac1cfefa 443 print <<END
c2b15814
MT		 444 <td align='center'>$entries{$entry}->{protocol}</td>
445 <td align='center'>$entries{$entry}->{expires}</td>
446 <td align='center'>$entries{$entry}->{status}</td>
447 <td align='center' bgcolor='$orgsipcolour'>
448 <a href='/cgi-bin/ipinfo.cgi?ip=$entries{$entry}->{orgsip}'>
449 <font color='#FFFFFF'>$entries{$entry}->{orgsip}</font>
450 </a><font color='#FFFFFF'>:$entries{$entry}->{orgsp}</font></td>
451 <td align='center' bgcolor='$orgdipcolour'>
452 <a href='/cgi-bin/ipinfo.cgi?ip=$entries{$entry}->{orgdip}'>
453 <font color='#FFFFFF'>$entries{$entry}->{orgdip}</font>
454 </a><font color='#FFFFFF'>:$entries{$entry}->{orgdp}</font></td>
455 <td align='center' bgcolor='$exsipcolour'>
456 <a href='/cgi-bin/ipinfo.cgi?ip=$entries{$entry}->{exsip}'>
457 <font color='#FFFFFF'>$entries{$entry}->{exsip}</font>
458 </a><font color='#FFFFFF'>:$entries{$entry}->{exsp}</font></td>
459 <td align='center' bgcolor='$exdipcolour'>
460 <a href='/cgi-bin/ipinfo.cgi?ip=$entries{$entry}->{exdip}'>
461 <font color='#FFFFFF'>$entries{$entry}->{exdip}</font>
462 </a><font color='#FFFFFF'>:$entries{$entry}->{exdp}</font></td>
463 <td align='center'>$entries{$entry}->{marked}</td>
464 <td align='center'>$entries{$entry}->{use}</td>
ac1cfefa
MT		 465 </tr>
466END
c2b15814 467;
ac1cfefa 468}
c2b15814
MT		 469
470print "$unknownlines</table>";
ac1cfefa
MT		 471
472&Header::closebox();
473&Header::closebigbox();
474&Header::closepage();
475
476sub ipcolour($) {
477 my $id = 0;
478 my $line;
479 my $colour = ${Header::colourred};
480 my ($ip) = $_[0];
c2b15814
MT		 481 my $found = 0;
482 foreach $line (@network) {
483 if (!$found && ipv4_in_network( $network[$id] , $masklen[$id], $ip) ) {
ac1cfefa
MT		 484 $found = 1;
485 $colour = $colour[$id];
486 }
487 $id++;
488 }
489 return $colour
490}
c2b15814
MT		 491
492# Create a string containing a complete SELECT html object
493# param1: name
494# param2: current value selected
495# param3: field list
496sub make_select ($,$,$) {
497 my $select_name = shift;
498 my $selected = shift;
499 my $select = "<select name='$select_name'>";
500
501 foreach my $value (@_) {
502 my $check = $selected eq $value ? "selected='selected'" : '';
503 $select .= "<option $check value='$value'>$value";
504 }
505 $select .= "</select>";
506 return $select;
507}
508
509# Build a list of IP obtained from the %entries hash
510# param1: IP field name
511sub get_known_ips ($) {
512 my $field = shift;
513 my $qs = $cgiparams{'SEE_SORT'}; # switch the sort order
514 $cgiparams{'SEE_SORT'} = $field;
515
516 my @liste=('*.*.*.*');
517 foreach my $entry ( sort sort_entries keys %entries) {
518 push (@liste, $entries{$entry}->{$field}) if (! grep (/^$entries{$entry}->{$field}$/,@liste) );
519 }
520
521 $cgiparams{'SEE_SORT'} = $qs; #restore sort order
522 return @liste;
523}
524
525# Used to sort the table containing the lines displayed.
526sub sort_entries { #Reverse is not implemented
527 my $qs=$cgiparams{'SEE_SORT'};
528 if ($qs =~ /orgsip|orgdip|exsip|exdip/) {
529 my @a = split(/\./,$entries{$a}->{$qs});
530 my @b = split(/\./,$entries{$b}->{$qs});
531 ($a[0]<=>$b[0]) ||
532 ($a[1]<=>$b[1]) ||
533 ($a[2]<=>$b[2]) ||
534 ($a[3]<=>$b[3]);
535 } elsif ($qs =~ /expire|orgsp|orgdp|exsp|exdp/) {
536 $entries{$a}->{$qs} <=> $entries{$b}->{$qs};
537 } else {
538 $entries{$a}->{$qs} cmp $entries{$b}->{$qs};
539 }
540}
541
5421;
Peter's tree of IPFire 2.x