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Mal richtig schnell ein kleines Python-Script geschrieben, welches die Paket-Datenban...
[people/teissler/ipfire-2.x.git] / html / cgi-bin / ids.cgi
CommitLineData
ac1cfefa
MT		 1#!/usr/bin/perl
2#
3# SmoothWall CGIs
4#
5# This code is distributed under the terms of the GPL
6#
7# (c) The SmoothWall Team
8#
ac1cfefa
MT		 9
10use LWP::UserAgent;
11use File::Copy;
12use File::Temp qw/ tempfile tempdir /;
13use strict;
14
15# enable only the following on debugging purpose
395e3b90
MT		 16use warnings;
17use CGI::Carp 'fatalsToBrowser';
ac1cfefa 18
986e08d9 19require '/var/ipfire/general-functions.pl';
ac1cfefa
MT		 20require "${General::swroot}/lang.pl";
21require "${General::swroot}/header.pl";
22
f2fdd0c1
CS		 23my %color = ();
24my %mainsettings = ();
25&General::readhash("${General::swroot}/main/settings", \%mainsettings);
26&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
27
ac1cfefa
MT		 28my %snortsettings=();
29my %checked=();
5a3e0dca 30my %selected=();
ac1cfefa
MT		 31my %netsettings=();
32our $errormessage = '';
33our $md5 = '0';# not '' to avoid displaying the wrong message when INSTALLMD5 not set
34our $realmd5 = '';
35our $results = '';
36our $tempdir = '';
37our $url='';
38&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
39
40&Header::showhttpheaders();
41
42$snortsettings{'ENABLE_SNORT'} = 'off';
43$snortsettings{'ENABLE_SNORT_GREEN'} = 'off';
44$snortsettings{'ENABLE_SNORT_BLUE'} = 'off';
45$snortsettings{'ENABLE_SNORT_ORANGE'} = 'off';
46$snortsettings{'ACTION'} = '';
5a3e0dca 47$snortsettings{'RULES'} = '';
ac1cfefa
MT		 48$snortsettings{'OINKCODE'} = '';
49$snortsettings{'INSTALLDATE'} = '';
50$snortsettings{'INSTALLMD5'} = '';
51
52&Header::getcgihash(\%snortsettings, {'wantfile' => 1, 'filevar' => 'FH'});
53
395e3b90
MT		 54####################### Added for snort rules control #################################
55my $snortrulepath;
56my @snortconfig;
57my $restartsnortrequired = 0;
58my %snortrules;
59my $rule = '';
60my $table1colour = '';
61my $table2colour = '';
62my $var = '';
63my $value = '';
64my $tmp = '';
65my $linkedrulefile = '';
66my $border = '';
67my $checkboxname = '';
68
69if (-e "/etc/snort/snort.conf") {
70 # Open snort.conf file, read it in, close it, and re-open for writing
71 open(FILE, "/etc/snort/snort.conf") or die 'Unable to read snort config file.';
72 @snortconfig = <FILE>;
73 close(FILE);
74 open(FILE, ">/etc/snort/snort.conf") or die 'Unable to write snort config file.';
75
76 # Loop over each line
77 foreach my $line (@snortconfig) {
78 # Trim the line
79 chomp $line;
80
81 # Check for a line with .rules
82 if ($line =~ /\.rules$/) {
83 # Parse out rule file name
84 $rule = $line;
85 $rule =~ s/\$RULE_PATH\///i;
86 $rule =~ s/ ?include ?//i;
87 $rule =~ s/\#//i;
88 my $snortrulepathrule = "$snortrulepath/$rule";
89
90 # Open rule file and read in contents
91 open(RULEFILE, "$snortrulepath/$rule") or die "Unable to read snort rule file for reading => $snortrulepath/$rule.";
92 my @snortrulefile = <RULEFILE>;
93 close(RULEFILE);
94 open(RULEFILE, ">$snortrulepath/$rule") or die "Unable to write snort rule file for writing $snortrulepath/$rule";
95
96 # Local vars
97 my $dashlinecnt = 0;
98 my $desclook = 1;
99 my $snortruledesc = '';
100 my %snortruledef = ();
101 my $rulecnt = 1;
102
103 # Loop over rule file contents
104 foreach my $ruleline (@snortrulefile) {
105 chomp $ruleline;
106
107 # If still looking for a description
108 if ($desclook) {
109 # If line does not start with a # anymore, then done looking for a description
110 if ($ruleline !~ /^\#/) {
111 $desclook = 0;
112 }
113
114 # If see more than one dashed line, (start to) create rule file description
115 if ($dashlinecnt > 1) {
116 # Check for a line starting with a #
117 if ($ruleline =~ /^\#/) {
118 # Create tempruleline
119 my $tempruleline = $ruleline;
120
121 # Strip off # and clean up line
122 $tempruleline =~ s/\# ?//i;
123
124 # Check for part of a description
125 if ($snortruledesc eq '') {
126 $snortruledesc = $tempruleline;
127 } else {
128 $snortruledesc .= " $tempruleline";
129 }
130 } else {
131 # Must be done
132 $desclook = 0;
133 }
134 }
135
136 # If have a dashed line, increment count
137 if ($ruleline =~ /\# ?\-+/) {
138 $dashlinecnt++;
139 }
140 } else {
141 # Parse out rule file rule's message for display
142 if ($ruleline =~ /(msg\:\"[^\"]+\";)/) {
143 my $msg = '';
144 $msg = $1;
145 $msg =~ s/msg\:\"//i;
146 $msg =~ s/\";//i;
147 $snortruledef{$rulecnt}{'Description'} = $msg;
148
149 # Check for 'Save' and rule file displayed in query string
150 if (($snortsettings{'ACTION'} eq $Lang::tr{'update'}) && ($ENV{'QUERY_STRING'} =~ /$rule/i)) {
151 # Check for a disable rule which is now enabled, or an enabled rule which is now disabled
152 if ((($ruleline =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"})) || (($ruleline !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}))) {
153 $restartsnortrequired = 1;
154 }
155
156 # Strip out leading # from rule line
157 $ruleline =~ s/\# ?//i;
158
159 # Check if it does not exists (which means it is disabled), append a #
160 if (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}) {
161 $ruleline = "#"." $ruleline";
162 }
163 }
164
165 # Check if ruleline does not begin with a #, so it is enabled
166 if ($ruleline !~ /^\#/) {
167 $snortruledef{$rulecnt++}{'State'} = 'Enabled';
168 } else {
169 # Otherwise it is disabled
170 $snortruledef{$rulecnt++}{'State'} = 'Disabled';
171 }
172 }
173 }
174
175 # Print ruleline to RULEFILE
176 print RULEFILE "$ruleline\n";
177 }
178
179 # Close RULEFILE
180 close(RULEFILE);
181
182 # Check for 'Save'
183 if ($snortsettings{'ACTION'} eq $Lang::tr{'update'}) {
184 # Check for a disable rule which is now enabled, or an enabled rule which is now disabled
185 if ((($line =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule"})) || (($line !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule"}))) {
186 $restartsnortrequired = 1;
187 }
188
189 # Strip out leading # from rule line
190 $line =~ s/\# ?//i;
191
192 # Check if it does not exists (which means it is disabled), append a #
193 if (!exists $snortsettings{"SNORT_RULE_$rule"}) {
194 $line = "# $line";
195 }
196 }
197
198 # Check for rule state
199 if ($line =~ /^\#/) {
200 $snortrules{$rule}{"State"} = "Disabled";
201 } else {
202 $snortrules{$rule}{"State"} = "Enabled";
203 }
204
205 # Set rule description
206 $snortrules{$rule}{"Description"} = $snortruledesc;
207
208 # Loop over sorted rules
209 foreach my $ruledef (sort {$a <=> $b} keys(%snortruledef)) {
210 $snortrules{$rule}{"Definition"}{$ruledef}{'Description'} = $snortruledef{$ruledef}{'Description'};
211 $snortrules{$rule}{"Definition"}{$ruledef}{'State'} = $snortruledef{$ruledef}{'State'};
212 }
213
214 $snortruledesc = '';
215 print FILE "$line\n";
216 } elsif ($line =~ /var RULE_PATH/) {
217 ($tmp, $tmp, $snortrulepath) = split(' ', $line);
218 print FILE "$line\n";
219 } else {
220 print FILE "$line\n";
221 }
222 }
223 close(FILE);
224
225 if ($restartsnortrequired) {
4e17adad 226 system('/usr/local/bin/snortctrl','restart');
395e3b90
MT		 227 }
228}
229
230####################### End added for snort rules control #################################
231
5a3e0dca
MT		 232if ($snortsettings{'RULES'} eq 'subscripted') {
233 $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-CURRENT_s.tar.gz";
234} elsif ($snortsettings{'RULES'} eq 'registered') {
235 $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-CURRENT.tar.gz";
236} elsif ($snortsettings{'RULES'} eq 'bleeding') {
237 $url="http://www.bleedingsnort.com/bleeding.rules.tar.gz";
ac1cfefa 238} else {
5a3e0dca 239 $url="http://www.snort.org/pub-bin/downloads.cgi/Download/comm_rules/Community-Rules-CURRENT.tar.gz";
ac1cfefa
MT		 240}
241
242if ($snortsettings{'ACTION'} eq $Lang::tr{'save'})
243{
244 $errormessage = $Lang::tr{'invalid input for oink code'} unless (
245 ($snortsettings{'OINKCODE'} =~ /^[a-z0-9]+$/) ||
246 ($snortsettings{'RULESTYPE'} eq 'nothing' ) );
247
248 &General::writehash("${General::swroot}/snort/settings", \%snortsettings);
249 if ($snortsettings{'ENABLE_SNORT'} eq 'on')
250 {
9833e7d8 251 system ('/usr/bin/touch', "${General::swroot}/snort/enable");
ac1cfefa
MT		 252 } else {
253 unlink "${General::swroot}/snort/enable";
254 }
255 if ($snortsettings{'ENABLE_SNORT_GREEN'} eq 'on')
256 {
9833e7d8 257 system ('/usr/bin/touch', "${General::swroot}/snort/enable_green");
ac1cfefa
MT		 258 } else {
259 unlink "${General::swroot}/snort/enable_green";
260 }
261 if ($snortsettings{'ENABLE_SNORT_BLUE'} eq 'on')
262 {
9833e7d8 263 system ('/usr/bin/touch', "${General::swroot}/snort/enable_blue");
ac1cfefa
MT		 264 } else {
265 unlink "${General::swroot}/snort/enable_blue";
266 }
267 if ($snortsettings{'ENABLE_SNORT_ORANGE'} eq 'on')
268 {
9833e7d8 269 system ('/usr/bin/touch', "${General::swroot}/snort/enable_orange");
ac1cfefa
MT		 270 } else {
271 unlink "${General::swroot}/snort/enable_orange";
272 }
273
4e17adad 274 system('/usr/local/bin/snortctrl','restart');
395e3b90 275
ac1cfefa
MT		 276} else {
277 # INSTALLMD5 is not in the form, so not retrieved by getcgihash
278 &General::readhash("${General::swroot}/snort/settings", \%snortsettings);
279}
280
281if ($snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'}) {
282 $md5 = &getmd5;
283 if (($snortsettings{'INSTALLMD5'} ne $md5) && defined $md5 ) {
284 chomp($md5);
285 my $filename = &downloadrulesfile();
286 if (defined $filename) {
287 # Check MD5sum
288 $realmd5 = `/usr/bin/md5sum $filename`;
289 chomp ($realmd5);
290 $realmd5 =~ s/^(\w+)\s.*$/$1/;
291 if ($md5 ne $realmd5) {
292 $errormessage = "$Lang::tr{'invalid md5sum'}";
293 } else {
294 $results = "<b>$Lang::tr{'installed updates'}</b>\n<pre>";
395e3b90 295 $results .=`/usr/local/bin/oinkmaster.pl -s -u file://$filename -C /var/ipfire/snort/oinkmaster.conf -o /etc/snort/rules 2>&1`;
ac1cfefa
MT		 296 $results .= "</pre>";
297 }
298 unlink ($filename);
299 }
300 }
301}
302
303$checked{'ENABLE_SNORT'}{'off'} = '';
304$checked{'ENABLE_SNORT'}{'on'} = '';
305$checked{'ENABLE_SNORT'}{$snortsettings{'ENABLE_SNORT'}} = "checked='checked'";
306$checked{'ENABLE_SNORT_GREEN'}{'off'} = '';
307$checked{'ENABLE_SNORT_GREEN'}{'on'} = '';
308$checked{'ENABLE_SNORT_GREEN'}{$snortsettings{'ENABLE_SNORT_GREEN'}} = "checked='checked'";
309$checked{'ENABLE_SNORT_BLUE'}{'off'} = '';
310$checked{'ENABLE_SNORT_BLUE'}{'on'} = '';
311$checked{'ENABLE_SNORT_BLUE'}{$snortsettings{'ENABLE_SNORT_BLUE'}} = "checked='checked'";
312$checked{'ENABLE_SNORT_ORANGE'}{'off'} = '';
313$checked{'ENABLE_SNORT_ORANGE'}{'on'} = '';
314$checked{'ENABLE_SNORT_ORANGE'}{$snortsettings{'ENABLE_SNORT_ORANGE'}} = "checked='checked'";
5a3e0dca
MT		 315$selected{'RULES'}{'nothing'} = '';
316$selected{'RULES'}{'bleeding'} = '';
317$selected{'RULES'}{'community'} = '';
318$selected{'RULES'}{'registered'} = '';
319$selected{'RULES'}{'subscripted'} = '';
320$selected{'RULES'}{$snortsettings{'RULES'}} = "selected='selected'";
ac1cfefa
MT		 321
322&Header::openpage($Lang::tr{'intrusion detection system'}, 1, '');
323
395e3b90
MT		 324####################### Added for snort rules control #################################
325print "<SCRIPT LANGUAGE='JavaScript' SRC='/include/snortupdateutility.js'></SCRIPT>";
326print <<END
327<STYLE TYPE="text/css">
328<!--
329.section {
330 border: groove;
331}
332.row1color {
333 border: ridge;
f2fdd0c1 334 background-color: $color{'color22'};
395e3b90
MT		 335}
336.row2color {
337 border: ridge;
f2fdd0c1 338 background-color: $color{'color20'};
395e3b90
MT		 339}
340.rowselected {
341 border: double #FF0000;
342 background-color: #DCDCDC;
343}
344-->
345</STYLE>
346END
347;
348####################### End added for snort rules control #################################
349
ac1cfefa
MT		 350&Header::openbigbox('100%', 'left', '', $errormessage);
351
352if ($errormessage) {
353 &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
354 print "<class name='base'>$errormessage\n";
355 print "&nbsp;</class>\n";
356 &Header::closebox();
357}
358
359&Header::openbox('100%', 'left', $Lang::tr{'intrusion detection system2'});
360print <<END
361<form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'>
362<tr>
363 <td class='base'><input type='checkbox' name='ENABLE_SNORT_GREEN' $checked{'ENABLE_SNORT_GREEN'}{'on'} />
364 GREEN Snort</td>
365</tr>
366END
367;
368if ($netsettings{'BLUE_DEV'} ne '') {
369print <<END
370<tr>
371 <td class='base'><input type='checkbox' name='ENABLE_SNORT_BLUE' $checked{'ENABLE_SNORT_BLUE'}{'on'} />
372 BLUE Snort</td>
373</tr>
374END
375;
376}
377if ($netsettings{'ORANGE_DEV'} ne '') {
378print <<END
379<tr>
380 <td class='base'><input type='checkbox' name='ENABLE_SNORT_ORANGE' $checked{'ENABLE_SNORT_ORANGE'}{'on'} />
381 ORANGE Snort</td>
382</tr>
383END
384;
385}
386print <<END
387<tr>
388 <td class='base'><input type='checkbox' name='ENABLE_SNORT' $checked{'ENABLE_SNORT'}{'on'} />
389 RED Snort</td>
390</tr>
391<tr>
392 <td><hr /></td>
393</tr>
394<tr>
395 <td><b>$Lang::tr{'ids rules update'}</b></td>
396</tr>
397<tr>
5a3e0dca
MT		 398 <td><select name='RULES'>
399 <option value='nothing' $selected{'RULES'}{'nothing'} >$Lang::tr{'no'}</option>
400 <option value='bleeding' $selected{'RULES'}{'bleeding'} >$Lang::tr{'bleeding rules'}</option>
401 <option value='community' $selected{'RULES'}{'community'} >$Lang::tr{'community rules'}</option>
402 <option value='registered' $selected{'RULES'}{'registered'} >$Lang::tr{'registered user rules'}</option>
403 <option value='subscripted' $selected{'RULES'}{'subscripted'} >$Lang::tr{'subscripted user rules'}</option>
404 </select>
405 </td>
ac1cfefa
MT		 406</tr>
407<tr>
408 <td><br />
409 $Lang::tr{'ids rules license'} <a href='http://www.snort.org/' target='_blank'>http://www.snort.org</a>.<br />
410 <br />
411 $Lang::tr{'ids rules license2'} <a href='http://www.snort.org/reg-bin/userprefs.cgi' target='_blank'>USER PREFERENCES</a>, $Lang::tr{'ids rules license3'}<br />
412 </td>
413</tr>
414<tr>
5a3e0dca 415 <td nowrap='nowrap'>Oinkcode:&nbsp;<input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td>
ac1cfefa
MT		 416</tr>
417<tr>
418 <td width='30%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'download new ruleset'}' />
419END
420;
421
422if ($snortsettings{'INSTALLMD5'} eq $md5) {
423 print "&nbsp;$Lang::tr{'rules already up to date'}</td>";
424} else {
425 if ( $snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'} && $md5 eq $realmd5 ) {
426 $snortsettings{'INSTALLMD5'} = $realmd5;
427 $snortsettings{'INSTALLDATE'} = `/bin/date +'%Y-%m-%d'`;
428 &General::writehash("${General::swroot}/snort/settings", \%snortsettings);
429 }
430 print "&nbsp;$Lang::tr{'updates installed'}: $snortsettings{'INSTALLDATE'}</td>";
431}
432print <<END
433</tr>
434</table>
435<hr />
436<table width='100%'>
437<tr>
438 <td width='55%'>&nbsp;</td>
439 <td width='40%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
440 <td width='5%'>
441 &nbsp; <!-- space for future online help link -->
442 </td>
443</tr>
444</table>
445</form>
446END
447;
448
449if ($results ne '') {
450 print "$results";
451}
452
453&Header::closebox();
395e3b90
MT		 454####################### Added for snort rules control #################################
455if ( -e "${General::swroot}/snort/enable" || -e "${General::swroot}/snort/enable_green" || -e "${General::swroot}/snort/enable_blue" || -e "${General::swroot}/snort/enable_orange" ) {
456 &Header::openbox('100%', 'LEFT', $Lang::tr{'intrusion detection system rules'});
457 # Output display table for rule files
46dff713 458 print "<TABLE width='100%'><TR><TD VALIGN='TOP'><TABLE>";
395e3b90
MT		 459
460 print "<form method='post'>";
461
462 # Local vars
463 my $ruledisplaycnt = 1;
464 my $rulecnt = keys %snortrules;
465 $rulecnt++;
466 $rulecnt = $rulecnt / 2;
467
468 # Loop over each rule file
469 foreach my $rulefile (sort keys(%snortrules)) {
470 my $rulechecked = '';
471
472 # Check if reached half-way through rule file rules to start new column
473 if ($ruledisplaycnt > $rulecnt) {
46dff713 474 print "</TABLE></TD><TD VALIGN='TOP'><TABLE>";
395e3b90
MT		 475 $ruledisplaycnt = 0;
476 }
477
478 # Check if rule file is enabled
479 if ($snortrules{$rulefile}{"State"} eq 'Enabled') {
480 $rulechecked = 'CHECKED';
481 }
482
483 # Create rule file link, vars array, and display flag
484 my $rulefilelink = "?RULEFILE=$rulefile";
485 my $rulefiletoclose = '';
486 my @queryvars = ();
487 my $displayrulefilerules = 0;
488
489 # Check for passed in query string
490 if ($ENV{'QUERY_STRING'}) {
491 # Split out vars
492 @queryvars = split(/\&/, $ENV{'QUERY_STRING'});
493
494 # Loop over values
495 foreach $value (@queryvars) {
496 # Split out var pairs
497 ($var, $linkedrulefile) = split(/=/, $value);
498
499 # Check if var is 'RULEFILE'
500 if ($var eq 'RULEFILE') {
501 # Check if rulefile equals linkedrulefile
502 if ($rulefile eq $linkedrulefile) {
503 # Set display flag
504 $displayrulefilerules = 1;
505
506 # Strip out rulefile from rulefilelink
507 $rulefilelink =~ s/RULEFILE=$linkedrulefile//g;
508 } else {
509 # Add linked rule file to rulefilelink
510 $rulefilelink .= "&RULEFILE=$linkedrulefile";
511 }
512 }
513 }
514 }
515
516 # Strip out extra & & ? from rulefilelink
517 $rulefilelink =~ s/^\?\&/\?/i;
518
519 # Check for a single '?' and replace with page for proper link display
520 if ($rulefilelink eq '?') {
521 $rulefilelink = "ids.cgi";
522 }
523
524 # Output rule file name and checkbox
525 print "<TR><TD CLASS='base' VALIGN='TOP'><INPUT TYPE='checkbox' NAME='SNORT_RULE_$rulefile' $rulechecked> <A HREF='$rulefilelink'>$rulefile</A></TD></TR>";
526 print "<TR><TD CLASS='base' VALIGN='TOP'>";
527
528 # Check for empty 'Description'
529 if ($snortrules{$rulefile}{'Description'} eq '') {
46dff713 530 print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>No description available</TD></TR>";
395e3b90
MT		 531 } else {
532 # Output rule file 'Description'
46dff713 533 print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>$snortrules{$rulefile}{'Description'}</TD></TR>";
395e3b90
MT		 534 }
535
536 # Check for display flag
537 if ($displayrulefilerules) {
538 # Rule file definition rule display
46dff713 539 print "<TR><TD CLASS='base' VALIGN='TOP'><TABLE border=1><TR>";
395e3b90
MT		 540
541 # Local vars
542 my $ruledefdisplaycnt = 0;
543 my $ruledefcnt = keys %{$snortrules{$rulefile}{"Definition"}};
544 $ruledefcnt++;
545 $ruledefcnt = $ruledefcnt / 2;
546
547 # Loop over rule file rules
548 foreach my $ruledef (sort {$a <=> $b} keys(%{$snortrules{$rulefile}{"Definition"}})) {
549 # Local vars
550 my $ruledefchecked = '';
551
552 # If have display 2 rules, start new row
553 if (($ruledefdisplaycnt % 2) == 0) {
554 print "</TR><TR>";
555 $ruledefdisplaycnt = 0;
556 }
557
558 # Check for rules state
559 if ($snortrules{$rulefile}{'Definition'}{$ruledef}{'State'} eq 'Enabled') {
560 $ruledefchecked = 'CHECKED';
561 }
562
563 # Create rule file rule's checkbox
564 $checkboxname = "SNORT_RULE_$rulefile";
565 $checkboxname .= "_$ruledef";
566 print "<TD CLASS='base'><INPUT TYPE='checkbox' NAME='$checkboxname' $ruledefchecked> $snortrules{$rulefile}{'Definition'}{$ruledef}{'Description'}</TD>";
567
568 # Increment count
569 $ruledefdisplaycnt++;
570 }
571
572 # If do not have second rule for row, create empty cell
573 if (($ruledefdisplaycnt % 2) != 0) {
574 print "<TD CLASS='base'></TD>";
575 }
576
577 # Close display table
578 print "</TR></TABLE></TD></TR>";
579 }
580
581 # Close display table
582 print "</TABLE>";
583
584 # Increment ruledisplaycnt
585 $ruledisplaycnt++;
586 }
587
588 print "</TD></TR></TABLE></TD></TR></TABLE>";
589 print <<END
590<table width='100%'>
591<tr>
592 <td width='33%'>&nbsp;</td>
593 <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
594 <td width='33%'>
595 &nbsp; <!-- space for future online help link -->
596 </td>
597</tr>
598</table>
599</form>
600END
601;
602 &Header::closebox();
603}
604####################### End added for snort rules control #################################
ac1cfefa
MT		 605&Header::closebigbox();
606&Header::closepage();
607
608sub getmd5 {
609 # Retrieve MD5 sum from $url.md5 file
610 #
611 my $md5buf = &geturl("$url.md5");
612 return undef unless $md5buf;
613
614 if (0) { # 1 to debug
615 my $filename='';
616 my $fh='';
617 ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.md5' );
618 binmode ($fh);
619 syswrite ($fh, $md5buf->content);
620 close($fh);
621 }
622 return $md5buf->content;
623}
624sub downloadrulesfile {
625 my $return = &geturl($url);
626 return undef unless $return;
627
628 if (index($return->content, "\037\213") == -1 ) { # \037\213 is .gz beginning
629 $errormessage = $Lang::tr{'invalid loaded file'};
630 return undef;
631 }
632
633 my $filename='';
634 my $fh='';
635 ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.tar.gz' );#oinkmaster work only with this extension
636 binmode ($fh);
637 syswrite ($fh, $return->content);
638 close($fh);
639 return $filename;
640}
641
642sub geturl ($) {
643 my $url=$_[0];
644
645 unless (-e "${General::swroot}/red/active") {
646 $errormessage = $Lang::tr{'could not download latest updates'};
647 return undef;
648 }
649
650 my $downloader = LWP::UserAgent->new;
651 $downloader->timeout(5);
652
653 my %proxysettings=();
654 &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
655
656 if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
657 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
658 if ($proxysettings{'UPSTREAM_USER'}) {
659 $downloader->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$peer:$peerport/");
660 } else {
661 $downloader->proxy("http","http://$peer:$peerport/");
662 }
663 }
664
665 my $return = $downloader->get($url,'Cache-Control','no-cache');
666
667 if ($return->code == 403) {
668 $errormessage = $Lang::tr{'access refused with this oinkcode'};
669 return undef;
670 } elsif (!$return->is_success()) {
671 $errormessage = $Lang::tr{'could not download latest updates'};
672 return undef;
673 }
674
675 return $return;
676
677}
Timo's tree of IPFire 2.x