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[people/teissler/ipfire-2.x.git] / html / cgi-bin / routing.cgi
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1#!/usr/bin/perl
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2007-2011 IPFire Team <info@ipfire.org> #
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
22use strict;
23
24# enable only the following on debugging purpose
25#use warnings;
26#use CGI::Carp 'fatalsToBrowser';
27
28require '/var/ipfire/general-functions.pl';
29require "${General::swroot}/lang.pl";
30require "${General::swroot}/header.pl";
31
32#workaround to suppress a warning when a variable is used only once
33my @dummy = ( ${Header::colouryellow} );
34undef (@dummy);
35
36# Files used
37my $setting = "${General::swroot}/main/settings";
38our $datafile = "${General::swroot}/main/routing"; #(our: used in subroutine)
39
40my %color = ();
41my %mainsettings = ();
42&General::readhash("${General::swroot}/main/settings", \%mainsettings);
43&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
44
45our %settings = ();
46
47$settings{'EN'} = ''; # reuse for dummy field in position zero
48$settings{'IP'} = '';
49$settings{'GATEWAY'} = '';
50$settings{'REMARK'} = '';
51my @nosaved=('EN','IP','GATEWAY','REMARK'); # List here ALL setting2 fields. Mandatory
52
53$settings{'ACTION'} = ''; # add/edit/remove
54$settings{'KEY1'} = ''; # point record for ACTION
55
56#Define each field that can be used to sort columns
57my $sortstring='^IP|^GATEWAY|^REMARK';
58$settings{'SORT_GATEWAYLIST'} = 'GATEWAY';
59my $errormessage = '';
60my $warnmessage = '';
61
62&Header::showhttpheaders();
63
64#Get GUI values
65&Header::getcgihash(\%settings);
66
67###############
68# DEBUG DEBUG
69#&Header::openbox('100%', 'left', 'DEBUG');
70#my $debugCount = 0;
71#foreach my $line (sort keys %settings) {
72#print "$line = $settings{$line}<br />\n";
73# $debugCount++;
74#}
75#print "&nbsp;Count: $debugCount\n";
76#&Header::closebox();
77# DEBUG DEBUG
78###############
79
80# Load multiline data
81our @current = ();
82if (open(FILE, "$datafile")) {
83 @current = <FILE>;
84 close (FILE);
85}
86
87## Settings1 Box not used...
88&General::readhash("${General::swroot}/main/settings", \%settings);
89
90
91## Now manipulate the multi-line list with Settings2
92# Basic actions are:
93# toggle the check box
94# add/update a new line
95# begin editing a line
96# remove a line
97
98
99# Toggle enable/disable field. Field is in second position
100if ($settings{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
101 #move out new line
102 chomp(@current[$settings{'KEY1'}]);
103 my @temp = split(/\,/,@current[$settings{'KEY1'}]);
104
105 $temp[0] = $temp[0] ne '' ? '' : 'on'; # Toggle the field
106 @current[$settings{'KEY1'}] = join (',',@temp)."\n";
107 $settings{'KEY1'} = ''; # End edit mode
108
109 &General::log($Lang::tr{'routing config changed'});
110
111 #Save current
112 open(FILE, ">$datafile") or die 'routing datafile error';
113 print FILE @current;
114 close(FILE);
115
116 # Rebuild configuration file
117 &BuildConfiguration;
118}
119
120if ($settings{'ACTION'} eq $Lang::tr{'add'}) {
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121 # Convert subnet masks to CIDR notation.
122 $settings{'IP'} = &General::iporsubtocidr($settings{'IP'});
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123
124# Validate inputs
125 if (( !&General::validip($settings{'IP'})) and ( !&General::validipandmask($settings{'IP'}))){
126 $errormessage = $Lang::tr{'invalid ip'}." / ".$Lang::tr{'invalid netmask'};
127 }
128
860ad8cb 129 if ($settings{'IP'} =~ /^0\.0\.0\.0/){
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130 $errormessage = $Lang::tr{'invalid ip'}." - 0.0.0.0";
131 }
132
133 if( !&General::validip($settings{'GATEWAY'}) ) {
134 $errormessage = $Lang::tr{'invalid ip'}. " - ".$Lang::tr{'gateway ip'};
135 }
136
137 unless ($errormessage) {
138 if ($settings{'KEY1'} eq '') { #add or edit ?
139 unshift (@current, "$settings{'EN'},$settings{'IP'},$settings{'GATEWAY'},$settings{'REMARK'}\n");
140 &General::log($Lang::tr{'routing config added'});
141 } else {
142 @current[$settings{'KEY1'}] = "$settings{'EN'},$settings{'IP'},$settings{'GATEWAY'},$settings{'REMARK'}\n";
143 $settings{'KEY1'} = ''; # End edit mode
144 &General::log($Lang::tr{'routing config changed'});
145 }
146
147 # Write changes to config file.
148 &SortDataFile; # sort newly added/modified entry
149 &BuildConfiguration; # then re-build routing
150
151 #map ($settings{$_}='' ,@nosaved); # Clear fields
152 }
153}
154
155if ($settings{'ACTION'} eq $Lang::tr{'edit'}) {
156 #move out new line
157 my $line = @current[$settings{'KEY1'}]; # KEY1 is the index in current
158 chomp($line);
159 my @temp = split(/\,/, $line);
160 $settings{'EN'}=$temp[0]; # Prepare the screen for editing
161 $settings{'IP'}=$temp[1];
162 $settings{'GATEWAY'}=$temp[2];
163 $settings{'REMARK'}=$temp[3];
164 &BuildConfiguration;
165}
166
167if ($settings{'ACTION'} eq $Lang::tr{'remove'}) {
168 splice (@current,$settings{'KEY1'},1); # Delete line
169 open(FILE, ">$datafile") or die 'route datafile error';
170 print FILE @current;
171 close(FILE);
172 $settings{'KEY1'} = ''; # End remove mode
173 &General::log($Lang::tr{'route config changed'});
174
175 &BuildConfiguration; # then re-build conf which use new data
176}
177
178## Check if sorting is asked
179# If same column clicked, reverse the sort.
180if ($ENV{'QUERY_STRING'} =~ /$sortstring/ ) {
181 my $newsort=$ENV{'QUERY_STRING'};
182 my $actual=$settings{'SORT_GATEWAYLIST'};
183 #Reverse actual sort ?
184 if ($actual =~ $newsort) {
185 my $Rev='';
186 if ($actual !~ 'Rev') {
187 $Rev='Rev';
188 }
189 $newsort.=$Rev;
190 }
191 $settings{'SORT_GATEWAYLIST'}=$newsort;
192 map (delete ($settings{$_}) ,(@nosaved,'ACTION','KEY1'));# Must never be saved
193 &General::writehash($setting, \%settings);
194 &SortDataFile;
195 $settings{'ACTION'} = 'SORT'; # Create an 'ACTION'
196 map ($settings{$_} = '' ,@nosaved,'KEY1'); # and reinit vars to empty
197}
198
199if ($settings{'ACTION'} eq '' ) { # First launch from GUI
200 # Place here default value when nothing is initialized
201 $settings{'EN'} = 'on';
202 $settings{'GATEWAY'} = '';
203 $settings{'IP'} = '';
204}
205
206&Header::openpage($Lang::tr{'routing table entries'}, 1, '');
207&Header::openbigbox('100%', 'left', '', $errormessage);
208my %checked=(); # Checkbox manipulations
209
210if ($errormessage) {
211 &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
212 print "<font class='base'>$errormessage&nbsp;</font>";
213 &Header::closebox();
214}
215
216#
217
218$checked{'EN'}{'on'} = ($settings{'EN'} eq '' ) ? '' : "checked='checked'";
219
220my $buttontext = $Lang::tr{'add'};
221if ($settings{'KEY1'} ne '') {
222 $buttontext = $Lang::tr{'update'};
223 &Header::openbox('100%', 'left', $Lang::tr{'Edit an existing route'});
224} else {
225 &Header::openbox('100%', 'left', $Lang::tr{'Add a route'});
226}
227
228#Edited line number (KEY1) passed until cleared by 'save' or 'remove' or 'new sort order'
229print <<END
230<form method='post' action='$ENV{'SCRIPT_NAME'}'>
231<input type='hidden' name='KEY1' value='$settings{'KEY1'}' />
232<table width='100%'>
233<tr>
234 <td class='base'>$Lang::tr{'host ip'} / $Lang::tr{'network'}:&nbsp;</td>
235 <td><input type='text' name='IP' value='$settings{'IP'}' size='25'/></td>
236</tr><tr>
237 <td class='base'>$Lang::tr{'gateway'}:&nbsp;</td>
238 <td><input type='text' name='GATEWAY' value='$settings{'GATEWAY'}' size='25'/></td>
239 <td class='base'>$Lang::tr{'enabled'}</td>
240 <td><input type='checkbox' name='EN' $checked{'EN'}{'on'} /></td>
241</tr>
242</tr>
243 <td class='base'>$Lang::tr{'remark'}:&nbsp;</td>
244 <td><input type='text' name='REMARK' value='$settings{'REMARK'}' size='25'/></td>
245</tr>
246</table>
247<hr />
248<table width='100%'>
249<tr>
250 <td width='50%' align='center'><input type='hidden' name='ACTION' value='$Lang::tr{'add'}' /><input type='submit' name='SUBMIT' value='$buttontext' /></td>
251</tr>
252</table>
253</form>
254END
255;
256&Header::closebox();
257
258&Header::openbox('100%', 'left', $Lang::tr{'routing table'});
259print <<END
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260
261<table width='100%' class='tbl'>
a5b0d8bf 262<tr>
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263 <th width='30%' align='center'><a href='$ENV{'SCRIPT_NAME'}?IP'><b>$Lang::tr{'host ip'} / $Lang::tr{'network'}</b></a></th>
264 <th width='30%' align='center'><a href='$ENV{'SCRIPT_NAME'}?GATEWAY'><b>$Lang::tr{'gateway'}</b></a></th>
265 <th width='30%' align='center'><a href='$ENV{'SCRIPT_NAME'}?REMARK'><b>$Lang::tr{'remark'}</b></a></th>
266 <th width='10%' colspan='3' class='boldbase' align='center'><b>$Lang::tr{'action'}</b></th>
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267</tr>
268END
269;
270
271#
272# Print each line of @current list
273#
274
275my $key = 0;
623758aa 276my $col="";
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277foreach my $line (@current) {
278 chomp($line); # remove newline
279 my @temp=split(/\,/,$line);
280 $temp[2] ='' unless defined $temp[2]; # not always populated
281 $temp[3] ='' unless defined $temp[2]; # not always populated
282
283 #Choose icon for checkbox
284 my $gif = '';
285 my $gdesc = '';
286 if ($temp[0] ne '' ) {
287 $gif = 'on.gif';
288 $gdesc = $Lang::tr{'click to disable'};
289 } else {
290 $gif = 'off.gif';
291 $gdesc = $Lang::tr{'click to enable'};
292 }
293
294 #Colorize each line
295 if ($settings{'KEY1'} eq $key) {
296 print "<tr bgcolor='${Header::colouryellow}'>";
297 } elsif ($key % 2) {
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298 print "<tr>";
299 $col="bgcolor='$color{'color20'}'";
a5b0d8bf 300 } else {
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301 print "<tr>";
302 $col="bgcolor='$color{'color22'}'";
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303 }
304 print <<END
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305<td align='center' $col>$temp[1]</td>
306<td align='center' $col>$temp[2]</td>
307<td align='center' $col>$temp[3]</td>
308<td align='center' $col>
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309<form method='post' action='$ENV{'SCRIPT_NAME'}'>
310<input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' />
311<input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif' alt='$gdesc' title='$gdesc' />
312<input type='hidden' name='KEY1' value='$key' />
313</form>
314</td>
315
623758aa 316<td align='center' $col>
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317<form method='post' action='$ENV{'SCRIPT_NAME'}'>
318<input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' />
319<input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
320<input type='hidden' name='KEY1' value='$key' />
321</form>
322</td>
323
623758aa 324<td align='center' $col>
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325<form method='post' action='$ENV{'SCRIPT_NAME'}'>
326<input type='hidden' name='ACTION' value='$Lang::tr{'remove'}' />
327<input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
328<input type='hidden' name='KEY1' value='$key' />
329</form>
330</td>
331</tr>
332END
333;
334 $key++;
335}
336print "</table>";
337
338# If table contains entries, print 'Key to action icons'
339if ($key) {
340print <<END
341<table>
342<tr>
343 <td class='boldbase'>&nbsp;<b>$Lang::tr{'legend'}:&nbsp;</b></td>
344 <td><img src='/images/on.gif' alt='$Lang::tr{'click to disable'}' /></td>
345 <td class='base'>$Lang::tr{'click to disable'}</td>
346 <td>&nbsp;&nbsp;</td>
347 <td><img src='/images/off.gif' alt='$Lang::tr{'click to enable'}' /></td>
348 <td class='base'>$Lang::tr{'click to enable'}</td>
349 <td>&nbsp;&nbsp;</td>
350 <td><img src='/images/edit.gif' alt='$Lang::tr{'edit'}' /></td>
351 <td class='base'>$Lang::tr{'edit'}</td>
352 <td>&nbsp;&nbsp;</td>
353 <td><img src='/images/delete.gif' alt='$Lang::tr{'remove'}' /></td>
354 <td class='base'>$Lang::tr{'remove'}</td>
355</tr>
356</table>
357END
358;
359}
360
361&Header::closebox();
362
363my $output = `/sbin/ip route show table static`;
364$output = &Header::cleanhtml($output,"y");
365
366if ( $output != "" ) {
367 &Header::openbox('100%', 'left', $Lang::tr{'routing table entries'});
368 print "<pre>$output</pre>\n";
369 &Header::closebox();
370}
371
372&Header::closebigbox();
373&Header::closepage();
374
375## Ouf it's the end !
376
377# Sort the "current" array according to choices
378sub SortDataFile
379{
380 our %entries = ();
381
382 # Sort pair of record received in $a $b special vars.
383 # When IP is specified use numeric sort else alpha.
384 # If sortname ends with 'Rev', do reverse sort.
385 #
386 sub fixedleasesort {
387 my $qs=''; # The sort field specified minus 'Rev'
388 if (rindex ($settings{'SORT_GATEWAYLIST'},'Rev') != -1) {
389 $qs=substr ($settings{'SORT_GATEWAYLIST'},0,length($settings{'SORT_GATEWAYLIST'})-3);
390 if ($qs eq 'IP') {
391 my @a = split(/\./,$entries{$a}->{$qs});
392 my @b = split(/\./,$entries{$b}->{$qs});
393 ($b[0]<=>$a[0]) ||
394 ($b[1]<=>$a[1]) ||
395 ($b[2]<=>$a[2]) ||
396 ($b[3]<=>$a[3]);
397 } else {
398 $entries{$b}->{$qs} cmp $entries{$a}->{$qs};
399 }
400 } else { #not reverse
401 $qs=$settings{'SORT_GATEWAYLIST'};
402 if ($qs eq 'IP') {
403 my @a = split(/\./,$entries{$a}->{$qs});
404 my @b = split(/\./,$entries{$b}->{$qs});
405 ($a[0]<=>$b[0]) ||
406 ($a[1]<=>$b[1]) ||
407 ($a[2]<=>$b[2]) ||
408 ($a[3]<=>$b[3]);
409 } else {
410 $entries{$a}->{$qs} cmp $entries{$b}->{$qs};
411 }
412 }
413 }
414
415 #Use an associative array (%entries)
416 my $key = 0;
417 foreach my $line (@current) {
418 chomp( $line); #remove newline because can be on field 5 or 6 (addition of REMARK)
419 my @temp = ( '','','', '');
420 @temp = split (',',$line);
421
422 # Build a pair 'Field Name',value for each of the data dataline.
423 # Each SORTABLE field must have is pair.
424 # Other data fields (non sortable) can be grouped in one
425
426 my @record = ('KEY',$key++,'EN',$temp[0],'IP',$temp[1],'GATEWAY',$temp[2],'REMARK',$temp[3]);
427 my $record = {}; # create a reference to empty hash
428 %{$record} = @record; # populate that hash with @record
429 $entries{$record->{KEY}} = $record; # add this to a hash of hashes
430 }
431
432 open(FILE, ">$datafile") or die 'routing datafile error';
433
434 # Each field value is printed , with the newline ! Don't forget separator and order of them.
435 foreach my $entry (sort fixedleasesort keys %entries) {
436 print FILE "$entries{$entry}->{EN},$entries{$entry}->{IP},$entries{$entry}->{GATEWAY},$entries{$entry}->{REMARK}\n";
437 }
438
439 close(FILE);
440 # Reload sorted @current
441 open (FILE, "$datafile");
442 @current = <FILE>;
443 close (FILE);
444}
445
446#
447# Build the configuration file
448#
449sub BuildConfiguration {
450 system '/usr/local/bin/rebuildroutes';
ff1ed674 451}