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Commit | Line | Data |
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ac1cfefa | 1 | #!/usr/bin/perl |
70df8302 MT |
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 | ||
ac1cfefa MT |
22 | |
23 | use LWP::UserAgent; | |
24 | use File::Copy; | |
25 | use File::Temp qw/ tempfile tempdir /; | |
26 | use strict; | |
27 | ||
28 | # enable only the following on debugging purpose | |
cb5e9c6c CS |
29 | #use warnings; |
30 | #use CGI::Carp 'fatalsToBrowser'; | |
ac1cfefa | 31 | |
986e08d9 | 32 | require '/var/ipfire/general-functions.pl'; |
ac1cfefa MT |
33 | require "${General::swroot}/lang.pl"; |
34 | require "${General::swroot}/header.pl"; | |
35 | ||
f2fdd0c1 CS |
36 | my %color = (); |
37 | my %mainsettings = (); | |
38 | &General::readhash("${General::swroot}/main/settings", \%mainsettings); | |
39 | &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color); | |
40 | ||
ac1cfefa MT |
41 | my %snortsettings=(); |
42 | my %checked=(); | |
5a3e0dca | 43 | my %selected=(); |
ac1cfefa MT |
44 | my %netsettings=(); |
45 | our $errormessage = ''; | |
46 | our $md5 = '0';# not '' to avoid displaying the wrong message when INSTALLMD5 not set | |
47 | our $realmd5 = ''; | |
48 | our $results = ''; | |
49 | our $tempdir = ''; | |
50 | our $url=''; | |
51 | &General::readhash("${General::swroot}/ethernet/settings", \%netsettings); | |
52 | ||
53 | &Header::showhttpheaders(); | |
54 | ||
55 | $snortsettings{'ENABLE_SNORT'} = 'off'; | |
56 | $snortsettings{'ENABLE_SNORT_GREEN'} = 'off'; | |
57 | $snortsettings{'ENABLE_SNORT_BLUE'} = 'off'; | |
58 | $snortsettings{'ENABLE_SNORT_ORANGE'} = 'off'; | |
429f7008 | 59 | $snortsettings{'ENABLE_PREPROCESSOR_HTTP_INSPECT'} = 'off'; |
1b73b07e | 60 | $snortsettings{'ENABLE_GUARDIAN'} = 'off'; |
fbfdb241 CS |
61 | $snortsettings{'GUARDIAN_INTERFACE'} = `cat /var/ipfire/red/iface`; |
62 | $snortsettings{'GUARDIAN_HOSTGATEWAYBYTE'} = '1'; | |
63 | $snortsettings{'GUARDIAN_LOGFILE'} = '/var/log/guardian/guardian.log'; | |
64 | $snortsettings{'GUARDIAN_ALERTFILE'} = '/var/log/snort/alert'; | |
65 | $snortsettings{'GUARDIAN_IGNOREFILE'} = '/var/ipfire/guardian/guardian.ignore'; | |
66 | $snortsettings{'GUARDIAN_TARGETFILE'} = '/var/ipfire/guardian/guardian.target'; | |
67 | $snortsettings{'GUARDIAN_TIMELIMIT'} = '86400'; | |
68 | $snortsettings{'GUARDIAN_IGNOREFILE_CONTENT'} = `cat $snortsettings{'GUARDIAN_IGNOREFILE'}`; | |
ac1cfefa | 69 | $snortsettings{'ACTION'} = ''; |
fbfdb241 | 70 | $snortsettings{'ACTION2'} = ''; |
5a3e0dca | 71 | $snortsettings{'RULES'} = ''; |
ac1cfefa MT |
72 | $snortsettings{'OINKCODE'} = ''; |
73 | $snortsettings{'INSTALLDATE'} = ''; | |
74 | $snortsettings{'INSTALLMD5'} = ''; | |
75 | ||
76 | &Header::getcgihash(\%snortsettings, {'wantfile' => 1, 'filevar' => 'FH'}); | |
77 | ||
395e3b90 | 78 | ####################### Added for snort rules control ################################# |
cf29614f | 79 | my $snortrulepath; # change to "/etc/snort/rules" - maniac |
395e3b90 MT |
80 | my @snortconfig; |
81 | my $restartsnortrequired = 0; | |
82 | my %snortrules; | |
83 | my $rule = ''; | |
84 | my $table1colour = ''; | |
85 | my $table2colour = ''; | |
86 | my $var = ''; | |
87 | my $value = ''; | |
88 | my $tmp = ''; | |
89 | my $linkedrulefile = ''; | |
90 | my $border = ''; | |
91 | my $checkboxname = ''; | |
92 | ||
93 | if (-e "/etc/snort/snort.conf") { | |
2999f1d2 CS |
94 | |
95 | ||
395e3b90 MT |
96 | # Open snort.conf file, read it in, close it, and re-open for writing |
97 | open(FILE, "/etc/snort/snort.conf") or die 'Unable to read snort config file.'; | |
98 | @snortconfig = <FILE>; | |
99 | close(FILE); | |
100 | open(FILE, ">/etc/snort/snort.conf") or die 'Unable to write snort config file.'; | |
101 | ||
2999f1d2 CS |
102 | my @rules = `cd /etc/snort/rules/ && ls *.rules`; # With this loop the rule might be display with correct rulepath set |
103 | foreach (@rules) { | |
104 | chomp $_; | |
105 | my $temp = join(";",@snortconfig); | |
106 | if ( $temp =~ /$_/ ){next;} | |
107 | else { push(@snortconfig,"#include \$RULE_PATH/".$_);} | |
108 | } | |
109 | ||
395e3b90 MT |
110 | # Loop over each line |
111 | foreach my $line (@snortconfig) { | |
429f7008 | 112 | # Trim the line |
395e3b90 MT |
113 | chomp $line; |
114 | ||
429f7008 DG |
115 | if ($snortsettings{'ACTION'} eq $Lang::tr{'save'}) { |
116 | # Check for preprocessor settings | |
983e9dd7 | 117 | if ($line =~ /preprocessor http_inspect/) { |
429f7008 DG |
118 | # Strip out leading # from rule line |
119 | $line =~ s/\# ?//i; | |
120 | if (($snortsettings{'ENABLE_PREPROCESSOR_HTTP_INSPECT'} eq 'off')) { | |
121 | $line = "# $line"; | |
122 | } | |
123 | } | |
124 | } | |
125 | ||
395e3b90 MT |
126 | # Check for a line with .rules |
127 | if ($line =~ /\.rules$/) { | |
128 | # Parse out rule file name | |
129 | $rule = $line; | |
130 | $rule =~ s/\$RULE_PATH\///i; | |
131 | $rule =~ s/ ?include ?//i; | |
132 | $rule =~ s/\#//i; | |
133 | my $snortrulepathrule = "$snortrulepath/$rule"; | |
134 | ||
135 | # Open rule file and read in contents | |
136 | open(RULEFILE, "$snortrulepath/$rule") or die "Unable to read snort rule file for reading => $snortrulepath/$rule."; | |
137 | my @snortrulefile = <RULEFILE>; | |
138 | close(RULEFILE); | |
139 | open(RULEFILE, ">$snortrulepath/$rule") or die "Unable to write snort rule file for writing $snortrulepath/$rule"; | |
140 | ||
141 | # Local vars | |
142 | my $dashlinecnt = 0; | |
143 | my $desclook = 1; | |
144 | my $snortruledesc = ''; | |
145 | my %snortruledef = (); | |
146 | my $rulecnt = 1; | |
147 | ||
148 | # Loop over rule file contents | |
149 | foreach my $ruleline (@snortrulefile) { | |
150 | chomp $ruleline; | |
151 | ||
152 | # If still looking for a description | |
153 | if ($desclook) { | |
154 | # If line does not start with a # anymore, then done looking for a description | |
155 | if ($ruleline !~ /^\#/) { | |
156 | $desclook = 0; | |
157 | } | |
158 | ||
159 | # If see more than one dashed line, (start to) create rule file description | |
160 | if ($dashlinecnt > 1) { | |
161 | # Check for a line starting with a # | |
162 | if ($ruleline =~ /^\#/) { | |
163 | # Create tempruleline | |
164 | my $tempruleline = $ruleline; | |
165 | ||
166 | # Strip off # and clean up line | |
167 | $tempruleline =~ s/\# ?//i; | |
168 | ||
169 | # Check for part of a description | |
170 | if ($snortruledesc eq '') { | |
171 | $snortruledesc = $tempruleline; | |
172 | } else { | |
173 | $snortruledesc .= " $tempruleline"; | |
174 | } | |
175 | } else { | |
176 | # Must be done | |
177 | $desclook = 0; | |
178 | } | |
179 | } | |
180 | ||
181 | # If have a dashed line, increment count | |
182 | if ($ruleline =~ /\# ?\-+/) { | |
183 | $dashlinecnt++; | |
184 | } | |
185 | } else { | |
186 | # Parse out rule file rule's message for display | |
187 | if ($ruleline =~ /(msg\:\"[^\"]+\";)/) { | |
188 | my $msg = ''; | |
189 | $msg = $1; | |
190 | $msg =~ s/msg\:\"//i; | |
191 | $msg =~ s/\";//i; | |
192 | $snortruledef{$rulecnt}{'Description'} = $msg; | |
193 | ||
194 | # Check for 'Save' and rule file displayed in query string | |
195 | if (($snortsettings{'ACTION'} eq $Lang::tr{'update'}) && ($ENV{'QUERY_STRING'} =~ /$rule/i)) { | |
196 | # Check for a disable rule which is now enabled, or an enabled rule which is now disabled | |
197 | if ((($ruleline =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"})) || (($ruleline !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}))) { | |
198 | $restartsnortrequired = 1; | |
199 | } | |
200 | ||
201 | # Strip out leading # from rule line | |
202 | $ruleline =~ s/\# ?//i; | |
203 | ||
204 | # Check if it does not exists (which means it is disabled), append a # | |
205 | if (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}) { | |
206 | $ruleline = "#"." $ruleline"; | |
207 | } | |
208 | } | |
209 | ||
210 | # Check if ruleline does not begin with a #, so it is enabled | |
211 | if ($ruleline !~ /^\#/) { | |
212 | $snortruledef{$rulecnt++}{'State'} = 'Enabled'; | |
213 | } else { | |
214 | # Otherwise it is disabled | |
215 | $snortruledef{$rulecnt++}{'State'} = 'Disabled'; | |
216 | } | |
217 | } | |
218 | } | |
219 | ||
220 | # Print ruleline to RULEFILE | |
221 | print RULEFILE "$ruleline\n"; | |
222 | } | |
223 | ||
224 | # Close RULEFILE | |
225 | close(RULEFILE); | |
226 | ||
227 | # Check for 'Save' | |
228 | if ($snortsettings{'ACTION'} eq $Lang::tr{'update'}) { | |
229 | # Check for a disable rule which is now enabled, or an enabled rule which is now disabled | |
230 | if ((($line =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule"})) || (($line !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule"}))) { | |
231 | $restartsnortrequired = 1; | |
232 | } | |
233 | ||
234 | # Strip out leading # from rule line | |
235 | $line =~ s/\# ?//i; | |
236 | ||
237 | # Check if it does not exists (which means it is disabled), append a # | |
238 | if (!exists $snortsettings{"SNORT_RULE_$rule"}) { | |
239 | $line = "# $line"; | |
240 | } | |
429f7008 | 241 | |
395e3b90 MT |
242 | } |
243 | ||
244 | # Check for rule state | |
245 | if ($line =~ /^\#/) { | |
246 | $snortrules{$rule}{"State"} = "Disabled"; | |
247 | } else { | |
248 | $snortrules{$rule}{"State"} = "Enabled"; | |
249 | } | |
250 | ||
251 | # Set rule description | |
252 | $snortrules{$rule}{"Description"} = $snortruledesc; | |
253 | ||
254 | # Loop over sorted rules | |
255 | foreach my $ruledef (sort {$a <=> $b} keys(%snortruledef)) { | |
256 | $snortrules{$rule}{"Definition"}{$ruledef}{'Description'} = $snortruledef{$ruledef}{'Description'}; | |
257 | $snortrules{$rule}{"Definition"}{$ruledef}{'State'} = $snortruledef{$ruledef}{'State'}; | |
258 | } | |
259 | ||
260 | $snortruledesc = ''; | |
261 | print FILE "$line\n"; | |
262 | } elsif ($line =~ /var RULE_PATH/) { | |
263 | ($tmp, $tmp, $snortrulepath) = split(' ', $line); | |
264 | print FILE "$line\n"; | |
265 | } else { | |
266 | print FILE "$line\n"; | |
267 | } | |
268 | } | |
269 | close(FILE); | |
270 | ||
271 | if ($restartsnortrequired) { | |
18322edf | 272 | system('/usr/local/bin/snortctrl restart >/dev/null'); |
395e3b90 MT |
273 | } |
274 | } | |
275 | ||
276 | ####################### End added for snort rules control ################################# | |
277 | ||
5a3e0dca | 278 | if ($snortsettings{'RULES'} eq 'subscripted') { |
d2414ee7 | 279 | $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.6_s.tar.gz"; |
5a3e0dca | 280 | } elsif ($snortsettings{'RULES'} eq 'registered') { |
d2414ee7 | 281 | $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.6.tar.gz"; |
ac1cfefa | 282 | } else { |
5a3e0dca | 283 | $url="http://www.snort.org/pub-bin/downloads.cgi/Download/comm_rules/Community-Rules-CURRENT.tar.gz"; |
ac1cfefa MT |
284 | } |
285 | ||
fbfdb241 | 286 | if ($snortsettings{'ACTION'} eq $Lang::tr{'save'} && $snortsettings{'ACTION2'} eq "snort" ) |
ac1cfefa MT |
287 | { |
288 | $errormessage = $Lang::tr{'invalid input for oink code'} unless ( | |
289 | ($snortsettings{'OINKCODE'} =~ /^[a-z0-9]+$/) || | |
290 | ($snortsettings{'RULESTYPE'} eq 'nothing' ) ); | |
291 | ||
292 | &General::writehash("${General::swroot}/snort/settings", \%snortsettings); | |
293 | if ($snortsettings{'ENABLE_SNORT'} eq 'on') | |
294 | { | |
9833e7d8 | 295 | system ('/usr/bin/touch', "${General::swroot}/snort/enable"); |
ac1cfefa MT |
296 | } else { |
297 | unlink "${General::swroot}/snort/enable"; | |
298 | } | |
299 | if ($snortsettings{'ENABLE_SNORT_GREEN'} eq 'on') | |
300 | { | |
9833e7d8 | 301 | system ('/usr/bin/touch', "${General::swroot}/snort/enable_green"); |
ac1cfefa MT |
302 | } else { |
303 | unlink "${General::swroot}/snort/enable_green"; | |
304 | } | |
305 | if ($snortsettings{'ENABLE_SNORT_BLUE'} eq 'on') | |
306 | { | |
9833e7d8 | 307 | system ('/usr/bin/touch', "${General::swroot}/snort/enable_blue"); |
ac1cfefa MT |
308 | } else { |
309 | unlink "${General::swroot}/snort/enable_blue"; | |
310 | } | |
311 | if ($snortsettings{'ENABLE_SNORT_ORANGE'} eq 'on') | |
312 | { | |
9833e7d8 | 313 | system ('/usr/bin/touch', "${General::swroot}/snort/enable_orange"); |
ac1cfefa MT |
314 | } else { |
315 | unlink "${General::swroot}/snort/enable_orange"; | |
316 | } | |
429f7008 DG |
317 | if ($snortsettings{'ENABLE_PREPROCESSOR_HTTP_INSPECT'} eq 'on') |
318 | { | |
319 | system ('/usr/bin/touch', "${General::swroot}/snort/enable_preprocessor_http_inspect"); | |
320 | } else { | |
321 | unlink "${General::swroot}/snort/enable_preprocessor_http_inspect"; | |
322 | } | |
1b73b07e CS |
323 | if ($snortsettings{'ENABLE_GUARDIAN'} eq 'on') |
324 | { | |
325 | system ('/usr/bin/touch', "${General::swroot}/guardian/enable"); | |
326 | } else { | |
327 | unlink "${General::swroot}/guardian/enable"; | |
328 | } | |
ac1cfefa | 329 | |
429f7008 | 330 | system('/usr/local/bin/snortctrl restart >/dev/null'); |
395e3b90 | 331 | |
fbfdb241 CS |
332 | } elsif ($snortsettings{'ACTION'} eq $Lang::tr{'save'} && $snortsettings{'ACTION2'} eq "guardian" ){ |
333 | open(IGNOREFILE, ">$snortsettings{'GUARDIAN_IGNOREFILE'}") or die "Unable to write guardian ignore file $snortsettings{'GUARDIAN_IGNOREFILE'}"; | |
334 | print IGNOREFILE $snortsettings{'GUARDIAN_IGNOREFILE_CONTENT'}; | |
335 | close(IGNOREFILE); | |
336 | open(GUARDIAN, ">/var/ipfire/guardian/guardian.conf") or die "Unable to write guardian conf /var/ipfire/guardian/guardian.conf"; | |
337 | print GUARDIAN <<END | |
338 | Interface $snortsettings{'GUARDIAN_INTERFACE'} | |
339 | HostGatewayByte $snortsettings{'GUARDIAN_HOSTGATEWAYBYTE'} | |
340 | LogFile $snortsettings{'GUARDIAN_LOGFILE'} | |
341 | AlertFile $snortsettings{'GUARDIAN_ALERTFILE'} | |
342 | IgnoreFile $snortsettings{'GUARDIAN_IGNOREFILE'} | |
343 | TargetFile $snortsettings{'GUARDIAN_TARGETFILE'} | |
344 | TimeLimit $snortsettings{'GUARDIAN_TIMELIMIT'} | |
345 | END | |
346 | ; | |
347 | close(GUARDIAN); | |
348 | system('/usr/local/bin/snortctrl restart >/dev/null'); | |
75b5a616 | 349 | } |
ac1cfefa MT |
350 | # INSTALLMD5 is not in the form, so not retrieved by getcgihash |
351 | &General::readhash("${General::swroot}/snort/settings", \%snortsettings); | |
ac1cfefa MT |
352 | |
353 | if ($snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'}) { | |
354 | $md5 = &getmd5; | |
355 | if (($snortsettings{'INSTALLMD5'} ne $md5) && defined $md5 ) { | |
356 | chomp($md5); | |
357 | my $filename = &downloadrulesfile(); | |
358 | if (defined $filename) { | |
359 | # Check MD5sum | |
360 | $realmd5 = `/usr/bin/md5sum $filename`; | |
361 | chomp ($realmd5); | |
362 | $realmd5 =~ s/^(\w+)\s.*$/$1/; | |
363 | if ($md5 ne $realmd5) { | |
364 | $errormessage = "$Lang::tr{'invalid md5sum'}"; | |
365 | } else { | |
366 | $results = "<b>$Lang::tr{'installed updates'}</b>\n<pre>"; | |
395e3b90 | 367 | $results .=`/usr/local/bin/oinkmaster.pl -s -u file://$filename -C /var/ipfire/snort/oinkmaster.conf -o /etc/snort/rules 2>&1`; |
ac1cfefa MT |
368 | $results .= "</pre>"; |
369 | } | |
370 | unlink ($filename); | |
371 | } | |
372 | } | |
373 | } | |
374 | ||
375 | $checked{'ENABLE_SNORT'}{'off'} = ''; | |
376 | $checked{'ENABLE_SNORT'}{'on'} = ''; | |
377 | $checked{'ENABLE_SNORT'}{$snortsettings{'ENABLE_SNORT'}} = "checked='checked'"; | |
378 | $checked{'ENABLE_SNORT_GREEN'}{'off'} = ''; | |
379 | $checked{'ENABLE_SNORT_GREEN'}{'on'} = ''; | |
380 | $checked{'ENABLE_SNORT_GREEN'}{$snortsettings{'ENABLE_SNORT_GREEN'}} = "checked='checked'"; | |
381 | $checked{'ENABLE_SNORT_BLUE'}{'off'} = ''; | |
382 | $checked{'ENABLE_SNORT_BLUE'}{'on'} = ''; | |
383 | $checked{'ENABLE_SNORT_BLUE'}{$snortsettings{'ENABLE_SNORT_BLUE'}} = "checked='checked'"; | |
384 | $checked{'ENABLE_SNORT_ORANGE'}{'off'} = ''; | |
385 | $checked{'ENABLE_SNORT_ORANGE'}{'on'} = ''; | |
386 | $checked{'ENABLE_SNORT_ORANGE'}{$snortsettings{'ENABLE_SNORT_ORANGE'}} = "checked='checked'"; | |
429f7008 DG |
387 | $checked{'ENABLE_PREPROCESSOR_HTTP_INSPECT'}{'off'} = ''; |
388 | $checked{'ENABLE_PREPROCESSOR_HTTP_INSPECT'}{'on'} = ''; | |
389 | $checked{'ENABLE_PREPROCESSOR_HTTP_INSPECT'}{$snortsettings{'ENABLE_PREPROCESSOR_HTTP_INSPECT'}} = "checked='checked'"; | |
1b73b07e CS |
390 | $checked{'ENABLE_GUARDIAN'}{'off'} = ''; |
391 | $checked{'ENABLE_GUARDIAN'}{'on'} = ''; | |
392 | $checked{'ENABLE_GUARDIAN'}{$snortsettings{'ENABLE_GUARDIAN'}} = "checked='checked'"; | |
5a3e0dca | 393 | $selected{'RULES'}{'nothing'} = ''; |
5a3e0dca MT |
394 | $selected{'RULES'}{'community'} = ''; |
395 | $selected{'RULES'}{'registered'} = ''; | |
396 | $selected{'RULES'}{'subscripted'} = ''; | |
397 | $selected{'RULES'}{$snortsettings{'RULES'}} = "selected='selected'"; | |
ac1cfefa MT |
398 | |
399 | &Header::openpage($Lang::tr{'intrusion detection system'}, 1, ''); | |
400 | ||
395e3b90 MT |
401 | ####################### Added for snort rules control ################################# |
402 | print "<SCRIPT LANGUAGE='JavaScript' SRC='/include/snortupdateutility.js'></SCRIPT>"; | |
403 | print <<END | |
404 | <STYLE TYPE="text/css"> | |
405 | <!-- | |
406 | .section { | |
407 | border: groove; | |
408 | } | |
409 | .row1color { | |
410 | border: ridge; | |
f2fdd0c1 | 411 | background-color: $color{'color22'}; |
395e3b90 MT |
412 | } |
413 | .row2color { | |
414 | border: ridge; | |
f2fdd0c1 | 415 | background-color: $color{'color20'}; |
395e3b90 MT |
416 | } |
417 | .rowselected { | |
418 | border: double #FF0000; | |
419 | background-color: #DCDCDC; | |
420 | } | |
421 | --> | |
422 | </STYLE> | |
423 | END | |
424 | ; | |
425 | ####################### End added for snort rules control ################################# | |
426 | ||
ac1cfefa MT |
427 | &Header::openbigbox('100%', 'left', '', $errormessage); |
428 | ||
429 | if ($errormessage) { | |
430 | &Header::openbox('100%', 'left', $Lang::tr{'error messages'}); | |
431 | print "<class name='base'>$errormessage\n"; | |
432 | print " </class>\n"; | |
433 | &Header::closebox(); | |
434 | } | |
435 | ||
436 | &Header::openbox('100%', 'left', $Lang::tr{'intrusion detection system2'}); | |
437 | print <<END | |
438 | <form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'> | |
1b73b07e | 439 | <tr><td class='base'><input type='checkbox' name='ENABLE_SNORT_GREEN' $checked{'ENABLE_SNORT_GREEN'}{'on'} />GREEN Snort |
ac1cfefa MT |
440 | END |
441 | ; | |
442 | if ($netsettings{'BLUE_DEV'} ne '') { | |
1b73b07e | 443 | print " <input type='checkbox' name='ENABLE_SNORT_BLUE' $checked{'ENABLE_SNORT_BLUE'}{'on'} /> BLUE Snort"; |
ac1cfefa MT |
444 | } |
445 | if ($netsettings{'ORANGE_DEV'} ne '') { | |
1b73b07e | 446 | print " <input type='checkbox' name='ENABLE_SNORT_ORANGE' $checked{'ENABLE_SNORT_ORANGE'}{'on'} /> ORANGE Snort"; |
ac1cfefa | 447 | } |
1b73b07e CS |
448 | print " <input type='checkbox' name='ENABLE_SNORT' $checked{'ENABLE_SNORT'}{'on'} /> RED Snort"; |
449 | if ( -e "/var/ipfire/guardian/guardian.conf" ) { | |
450 | print " <input type='checkbox' name='ENABLE_GUARDIAN' $checked{'ENABLE_GUARDIAN'}{'on'} /> Guardian"; | |
451 | } | |
452 | ||
ac1cfefa | 453 | print <<END |
1b73b07e | 454 | </td></tr> |
ac1cfefa MT |
455 | <tr> |
456 | <td><hr /></td> | |
457 | </tr> | |
429f7008 DG |
458 | <tr> |
459 | <td><b>$Lang::tr{'ids preprocessor'}</b></td> | |
460 | </tr> | |
461 | <tr> | |
f31d3c1f | 462 | <td><input type='checkbox' name='ENABLE_PREPROCESSOR_HTTP_INSPECT' $checked{'ENABLE_PREPROCESSOR_HTTP_INSPECT'}{'on'} /> http_inspect $Lang::tr{'active'} |
429f7008 DG |
463 | <tr> |
464 | <td><hr /></td> | |
465 | </tr> | |
ac1cfefa MT |
466 | <tr> |
467 | <td><b>$Lang::tr{'ids rules update'}</b></td> | |
468 | </tr> | |
469 | <tr> | |
5a3e0dca MT |
470 | <td><select name='RULES'> |
471 | <option value='nothing' $selected{'RULES'}{'nothing'} >$Lang::tr{'no'}</option> | |
5a3e0dca MT |
472 | <option value='community' $selected{'RULES'}{'community'} >$Lang::tr{'community rules'}</option> |
473 | <option value='registered' $selected{'RULES'}{'registered'} >$Lang::tr{'registered user rules'}</option> | |
474 | <option value='subscripted' $selected{'RULES'}{'subscripted'} >$Lang::tr{'subscripted user rules'}</option> | |
475 | </select> | |
476 | </td> | |
ac1cfefa MT |
477 | </tr> |
478 | <tr> | |
479 | <td><br /> | |
480 | $Lang::tr{'ids rules license'} <a href='http://www.snort.org/' target='_blank'>http://www.snort.org</a>.<br /> | |
481 | <br /> | |
482 | $Lang::tr{'ids rules license2'} <a href='http://www.snort.org/reg-bin/userprefs.cgi' target='_blank'>USER PREFERENCES</a>, $Lang::tr{'ids rules license3'}<br /> | |
483 | </td> | |
484 | </tr> | |
485 | <tr> | |
5a3e0dca | 486 | <td nowrap='nowrap'>Oinkcode: <input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td> |
ac1cfefa MT |
487 | </tr> |
488 | <tr> | |
489 | <td width='30%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'download new ruleset'}' /> | |
490 | END | |
491 | ; | |
492 | ||
493 | if ($snortsettings{'INSTALLMD5'} eq $md5) { | |
494 | print " $Lang::tr{'rules already up to date'}</td>"; | |
495 | } else { | |
496 | if ( $snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'} && $md5 eq $realmd5 ) { | |
497 | $snortsettings{'INSTALLMD5'} = $realmd5; | |
498 | $snortsettings{'INSTALLDATE'} = `/bin/date +'%Y-%m-%d'`; | |
499 | &General::writehash("${General::swroot}/snort/settings", \%snortsettings); | |
500 | } | |
501 | print " $Lang::tr{'updates installed'}: $snortsettings{'INSTALLDATE'}</td>"; | |
502 | } | |
503 | print <<END | |
504 | </tr> | |
505 | </table> | |
506 | <hr /> | |
507 | <table width='100%'> | |
508 | <tr> | |
fbfdb241 | 509 | <td align='center'><input type='hidden' name='ACTION2' value='snort' /><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td> |
ac1cfefa MT |
510 | </tr> |
511 | </table> | |
512 | </form> | |
513 | END | |
514 | ; | |
515 | ||
516 | if ($results ne '') { | |
517 | print "$results"; | |
518 | } | |
519 | ||
520 | &Header::closebox(); | |
fbfdb241 CS |
521 | |
522 | ####################### Added for guardian control #################################### | |
523 | if ( -e "/var/ipfire/guardian/guardian.conf" ) { | |
524 | &Header::openbox('100%', 'LEFT', $Lang::tr{'guardian configuration'}); | |
525 | print <<END | |
526 | <form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'> | |
527 | <tr><td align='left' width='40%'>$Lang::tr{'guardian interface'}</td><td align='left'><input type='text' name='INTERFACE' value='$snortsettings{'GUARDIAN_INTERFACE'}' size="30" /></td></tr> | |
528 | <tr><td align='left' width='40%'>$Lang::tr{'guardian timelimit'}</td><td align='left'><input type='text' name='TIMELIMIT' value='$snortsettings{'GUARDIAN_TIMELIMIT'}' size="30" /></td></tr> | |
529 | <tr><td align='left' width='40%'>$Lang::tr{'guardian logfile'}</td><td align='left'><input type='text' name='LOGFILE' value='$snortsettings{'GUARDIAN_LOGFILE'}' size="30" /></td></tr> | |
530 | <tr><td align='left' width='40%'>$Lang::tr{'guardian alertfile'}</td><td align='left'><input type='text' name='ALERTFILE' value='$snortsettings{'GUARDIAN_ALERTFILE'}' size="30" /></td></tr> | |
e55a2b81 CS |
531 | <tr><td align='left' width='40%'>$Lang::tr{'guardian ignorefile'}</td><td align='left'><textarea name='IGNOREFILE_CONTENT' cols='32' rows='6' wrap='off'> |
532 | END | |
533 | ; | |
534 | print `cat /var/ipfire/guardian/guardian.ignore`; | |
535 | print <<END | |
536 | </textarea></td></tr> | |
fbfdb241 CS |
537 | <tr><td align='center' colspan='2'><input type='hidden' name='ACTION2' value='guardian' /><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td></tr> |
538 | </table> | |
539 | </form> | |
540 | END | |
541 | ; | |
542 | &Header::closebox(); | |
543 | } | |
544 | ||
545 | ||
546 | ||
547 | ||
395e3b90 | 548 | ####################### Added for snort rules control ################################# |
3ffee04b CS |
549 | if ( -e "${General::swroot}/snort/enable" || -e "${General::swroot}/snort/enable_green" || -e "${General::swroot}/snort/enable_blue" || -e "${General::swroot}/snort/enable_orange" ) { |
550 | &Header::openbox('100%', 'LEFT', $Lang::tr{'intrusion detection system rules'}); | |
551 | # Output display table for rule files | |
552 | print "<TABLE width='100%'><TR><TD VALIGN='TOP'><TABLE>"; | |
553 | ||
554 | print "<form method='post'>"; | |
555 | ||
556 | # Local vars | |
557 | my $ruledisplaycnt = 1; | |
558 | my $rulecnt = keys %snortrules; | |
559 | $rulecnt++; | |
560 | $rulecnt = $rulecnt / 2; | |
561 | ||
562 | # Loop over each rule file | |
563 | foreach my $rulefile (sort keys(%snortrules)) { | |
564 | my $rulechecked = ''; | |
565 | ||
566 | # Check if reached half-way through rule file rules to start new column | |
567 | if ($ruledisplaycnt > $rulecnt) { | |
568 | print "</TABLE></TD><TD VALIGN='TOP'><TABLE>"; | |
569 | $ruledisplaycnt = 0; | |
2999f1d2 | 570 | } |
3ffee04b CS |
571 | |
572 | # Check if rule file is enabled | |
573 | if ($snortrules{$rulefile}{"State"} eq 'Enabled') { | |
574 | $rulechecked = 'CHECKED'; | |
575 | } | |
576 | ||
577 | # Create rule file link, vars array, and display flag | |
2999f1d2 | 578 | my $rulefilelink = "?RULEFILE=$rulefile"; |
3ffee04b CS |
579 | my $rulefiletoclose = ''; |
580 | my @queryvars = (); | |
581 | my $displayrulefilerules = 0; | |
582 | ||
583 | # Check for passed in query string | |
584 | if ($ENV{'QUERY_STRING'}) { | |
585 | # Split out vars | |
2999f1d2 | 586 | @queryvars = split(/\&/, $ENV{'QUERY_STRING'}); |
3ffee04b CS |
587 | |
588 | # Loop over values | |
589 | foreach $value (@queryvars) { | |
590 | # Split out var pairs | |
2999f1d2 | 591 | ($var, $linkedrulefile) = split(/=/, $value); |
3ffee04b CS |
592 | |
593 | # Check if var is 'RULEFILE' | |
594 | if ($var eq 'RULEFILE') { | |
595 | # Check if rulefile equals linkedrulefile | |
596 | if ($rulefile eq $linkedrulefile) { | |
597 | # Set display flag | |
598 | $displayrulefilerules = 1; | |
599 | ||
600 | # Strip out rulefile from rulefilelink | |
601 | $rulefilelink =~ s/RULEFILE=$linkedrulefile//g; | |
602 | } else { | |
603 | # Add linked rule file to rulefilelink | |
604 | $rulefilelink .= "&RULEFILE=$linkedrulefile"; | |
605 | } | |
606 | } | |
607 | } | |
608 | } | |
2999f1d2 | 609 | |
3ffee04b CS |
610 | # Strip out extra & & ? from rulefilelink |
611 | $rulefilelink =~ s/^\?\&/\?/i; | |
612 | ||
613 | # Check for a single '?' and replace with page for proper link display | |
614 | if ($rulefilelink eq '?') { | |
615 | $rulefilelink = "ids.cgi"; | |
616 | } | |
617 | ||
618 | # Output rule file name and checkbox | |
619 | print "<TR><TD CLASS='base' VALIGN='TOP'><INPUT TYPE='checkbox' NAME='SNORT_RULE_$rulefile' $rulechecked> <A HREF='$rulefilelink'>$rulefile</A></TD></TR>"; | |
620 | print "<TR><TD CLASS='base' VALIGN='TOP'>"; | |
621 | ||
622 | # Check for empty 'Description' | |
623 | if ($snortrules{$rulefile}{'Description'} eq '') { | |
624 | print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>No description available</TD></TR>"; | |
625 | } else { | |
626 | # Output rule file 'Description' | |
627 | print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>$snortrules{$rulefile}{'Description'}</TD></TR>"; | |
628 | } | |
629 | ||
630 | # Check for display flag | |
631 | if ($displayrulefilerules) { | |
632 | # Rule file definition rule display | |
633 | print "<TR><TD CLASS='base' VALIGN='TOP'><TABLE border=1><TR>"; | |
634 | ||
635 | # Local vars | |
636 | my $ruledefdisplaycnt = 0; | |
637 | my $ruledefcnt = keys %{$snortrules{$rulefile}{"Definition"}}; | |
638 | $ruledefcnt++; | |
639 | $ruledefcnt = $ruledefcnt / 2; | |
640 | ||
641 | # Loop over rule file rules | |
642 | foreach my $ruledef (sort {$a <=> $b} keys(%{$snortrules{$rulefile}{"Definition"}})) { | |
643 | # Local vars | |
644 | my $ruledefchecked = ''; | |
645 | ||
646 | # If have display 2 rules, start new row | |
647 | if (($ruledefdisplaycnt % 2) == 0) { | |
648 | print "</TR><TR>"; | |
649 | $ruledefdisplaycnt = 0; | |
650 | } | |
651 | ||
652 | # Check for rules state | |
653 | if ($snortrules{$rulefile}{'Definition'}{$ruledef}{'State'} eq 'Enabled') { | |
654 | $ruledefchecked = 'CHECKED'; | |
655 | } | |
656 | ||
657 | # Create rule file rule's checkbox | |
658 | $checkboxname = "SNORT_RULE_$rulefile"; | |
659 | $checkboxname .= "_$ruledef"; | |
660 | print "<TD CLASS='base'><INPUT TYPE='checkbox' NAME='$checkboxname' $ruledefchecked> $snortrules{$rulefile}{'Definition'}{$ruledef}{'Description'}</TD>"; | |
661 | ||
662 | # Increment count | |
663 | $ruledefdisplaycnt++; | |
664 | } | |
665 | ||
666 | # If do not have second rule for row, create empty cell | |
667 | if (($ruledefdisplaycnt % 2) != 0) { | |
668 | print "<TD CLASS='base'></TD>"; | |
669 | } | |
670 | ||
671 | # Close display table | |
672 | print "</TR></TABLE></TD></TR>"; | |
2999f1d2 | 673 | } |
3ffee04b CS |
674 | |
675 | # Close display table | |
676 | print "</TABLE>"; | |
677 | ||
678 | # Increment ruledisplaycnt | |
2999f1d2 | 679 | $ruledisplaycnt++; |
3ffee04b | 680 | } |
3ffee04b CS |
681 | print "</TD></TR></TABLE></TD></TR></TABLE>"; |
682 | print <<END | |
2999f1d2 CS |
683 | <table width='100%'> |
684 | <tr> | |
3ffee04b CS |
685 | <td width='33%'> </td> |
686 | <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td> | |
687 | <td width='33%'> | |
688 | <!-- space for future online help link --> | |
689 | </td> | |
2999f1d2 CS |
690 | </tr> |
691 | </table> | |
692 | </form> | |
3ffee04b CS |
693 | END |
694 | ; | |
695 | &Header::closebox(); | |
696 | } | |
395e3b90 | 697 | |
395e3b90 | 698 | ####################### End added for snort rules control ################################# |
ac1cfefa MT |
699 | &Header::closebigbox(); |
700 | &Header::closepage(); | |
701 | ||
702 | sub getmd5 { | |
703 | # Retrieve MD5 sum from $url.md5 file | |
704 | # | |
705 | my $md5buf = &geturl("$url.md5"); | |
706 | return undef unless $md5buf; | |
707 | ||
708 | if (0) { # 1 to debug | |
709 | my $filename=''; | |
710 | my $fh=''; | |
711 | ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.md5' ); | |
712 | binmode ($fh); | |
713 | syswrite ($fh, $md5buf->content); | |
714 | close($fh); | |
715 | } | |
716 | return $md5buf->content; | |
717 | } | |
718 | sub downloadrulesfile { | |
719 | my $return = &geturl($url); | |
720 | return undef unless $return; | |
721 | ||
722 | if (index($return->content, "\037\213") == -1 ) { # \037\213 is .gz beginning | |
723 | $errormessage = $Lang::tr{'invalid loaded file'}; | |
724 | return undef; | |
725 | } | |
726 | ||
727 | my $filename=''; | |
728 | my $fh=''; | |
729 | ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.tar.gz' );#oinkmaster work only with this extension | |
730 | binmode ($fh); | |
731 | syswrite ($fh, $return->content); | |
732 | close($fh); | |
733 | return $filename; | |
734 | } | |
735 | ||
736 | sub geturl ($) { | |
737 | my $url=$_[0]; | |
738 | ||
739 | unless (-e "${General::swroot}/red/active") { | |
740 | $errormessage = $Lang::tr{'could not download latest updates'}; | |
741 | return undef; | |
742 | } | |
743 | ||
744 | my $downloader = LWP::UserAgent->new; | |
745 | $downloader->timeout(5); | |
746 | ||
747 | my %proxysettings=(); | |
748 | &General::readhash("${General::swroot}/proxy/settings", \%proxysettings); | |
749 | ||
750 | if ($_=$proxysettings{'UPSTREAM_PROXY'}) { | |
751 | my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/); | |
752 | if ($proxysettings{'UPSTREAM_USER'}) { | |
753 | $downloader->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$peer:$peerport/"); | |
754 | } else { | |
755 | $downloader->proxy("http","http://$peer:$peerport/"); | |
756 | } | |
757 | } | |
758 | ||
759 | my $return = $downloader->get($url,'Cache-Control','no-cache'); | |
760 | ||
761 | if ($return->code == 403) { | |
762 | $errormessage = $Lang::tr{'access refused with this oinkcode'}; | |
763 | return undef; | |
764 | } elsif (!$return->is_success()) { | |
765 | $errormessage = $Lang::tr{'could not download latest updates'}; | |
766 | return undef; | |
767 | } | |
768 | ||
769 | return $return; | |
770 | ||
771 | } |