-#!/usr/bin/perl\r
-#\r
-# SmoothWall CGIs\r
-#\r
-# This code is distributed under the terms of the GPL\r
-#\r
-# (c) The SmoothWall Team\r
-#\r
-# $Id: ids.cgi,v 1.8.2.18 2005/07/27 21:35:22 franck78 Exp $\r
-#\r
-\r
-use LWP::UserAgent;\r
-use File::Copy;\r
-use File::Temp qw/ tempfile tempdir /;\r
-use strict;\r
-\r
-# enable only the following on debugging purpose\r
-#use warnings;\r
-#use CGI::Carp 'fatalsToBrowser';\r
-\r
-require 'CONFIG_ROOT/general-functions.pl';\r
-require "${General::swroot}/lang.pl";\r
-require "${General::swroot}/header.pl";\r
-\r
-my %snortsettings=();\r
-my %checked=();\r
-my %netsettings=();\r
-our $errormessage = '';\r
-our $md5 = '0';# not '' to avoid displaying the wrong message when INSTALLMD5 not set\r
-our $realmd5 = '';\r
-our $results = '';\r
-our $tempdir = '';\r
-our $url='';\r
-&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);\r
-\r
-&Header::showhttpheaders();\r
-\r
-$snortsettings{'ENABLE_SNORT'} = 'off';\r
-$snortsettings{'ENABLE_SNORT_GREEN'} = 'off';\r
-$snortsettings{'ENABLE_SNORT_BLUE'} = 'off';\r
-$snortsettings{'ENABLE_SNORT_ORANGE'} = 'off';\r
-$snortsettings{'ACTION'} = '';\r
-$snortsettings{'RULESTYPE'} = '';\r
-$snortsettings{'OINKCODE'} = '';\r
-$snortsettings{'INSTALLDATE'} = '';\r
-$snortsettings{'INSTALLMD5'} = '';\r
-\r
-&Header::getcgihash(\%snortsettings, {'wantfile' => 1, 'filevar' => 'FH'});\r
-\r
-if ($snortsettings{'RULESTYPE'} eq 'subscripted') {\r
- $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.3_s.tar.gz";\r
-} else {\r
- $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.3.tar.gz";\r
-}\r
-\r
-if ($snortsettings{'ACTION'} eq $Lang::tr{'save'})\r
-{\r
- $errormessage = $Lang::tr{'invalid input for oink code'} unless (\r
- ($snortsettings{'OINKCODE'} =~ /^[a-z0-9]+$/) ||\r
- ($snortsettings{'RULESTYPE'} eq 'nothing' ) );\r
-\r
- &General::writehash("${General::swroot}/snort/settings", \%snortsettings);\r
- if ($snortsettings{'ENABLE_SNORT'} eq 'on')\r
- {\r
- system ('/bin/touch', "${General::swroot}/snort/enable");\r
- } else {\r
- unlink "${General::swroot}/snort/enable";\r
- } \r
- if ($snortsettings{'ENABLE_SNORT_GREEN'} eq 'on')\r
- {\r
- system ('/bin/touch', "${General::swroot}/snort/enable_green");\r
- } else {\r
- unlink "${General::swroot}/snort/enable_green";\r
- } \r
- if ($snortsettings{'ENABLE_SNORT_BLUE'} eq 'on')\r
- {\r
- system ('/bin/touch', "${General::swroot}/snort/enable_blue");\r
- } else {\r
- unlink "${General::swroot}/snort/enable_blue";\r
- } \r
- if ($snortsettings{'ENABLE_SNORT_ORANGE'} eq 'on')\r
- {\r
- system ('/bin/touch', "${General::swroot}/snort/enable_orange");\r
- } else {\r
- unlink "${General::swroot}/snort/enable_orange";\r
- }\r
-\r
- system('/usr/local/bin/restartsnort','red','orange','blue','green');\r
-} else {\r
- # INSTALLMD5 is not in the form, so not retrieved by getcgihash\r
- &General::readhash("${General::swroot}/snort/settings", \%snortsettings);\r
-}\r
-\r
-if ($snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'}) {\r
- $md5 = &getmd5;\r
- if (($snortsettings{'INSTALLMD5'} ne $md5) && defined $md5 ) {\r
- chomp($md5);\r
- my $filename = &downloadrulesfile();\r
- if (defined $filename) {\r
- # Check MD5sum\r
- $realmd5 = `/usr/bin/md5sum $filename`;\r
- chomp ($realmd5);\r
- $realmd5 =~ s/^(\w+)\s.*$/$1/;\r
- if ($md5 ne $realmd5) {\r
- $errormessage = "$Lang::tr{'invalid md5sum'}";\r
- } else {\r
- $results = "<b>$Lang::tr{'installed updates'}</b>\n<pre>";\r
- $results .=`/usr/local/bin/oinkmaster.pl -s -u file://$filename -C /var/ipcop/snort/oinkmaster.conf -o /etc/snort 2>&1`;\r
- $results .= "</pre>";\r
- }\r
- unlink ($filename);\r
- }\r
- }\r
-}\r
-\r
-$checked{'ENABLE_SNORT'}{'off'} = '';\r
-$checked{'ENABLE_SNORT'}{'on'} = '';\r
-$checked{'ENABLE_SNORT'}{$snortsettings{'ENABLE_SNORT'}} = "checked='checked'";\r
-$checked{'ENABLE_SNORT_GREEN'}{'off'} = '';\r
-$checked{'ENABLE_SNORT_GREEN'}{'on'} = '';\r
-$checked{'ENABLE_SNORT_GREEN'}{$snortsettings{'ENABLE_SNORT_GREEN'}} = "checked='checked'";\r
-$checked{'ENABLE_SNORT_BLUE'}{'off'} = '';\r
-$checked{'ENABLE_SNORT_BLUE'}{'on'} = '';\r
-$checked{'ENABLE_SNORT_BLUE'}{$snortsettings{'ENABLE_SNORT_BLUE'}} = "checked='checked'";\r
-$checked{'ENABLE_SNORT_ORANGE'}{'off'} = '';\r
-$checked{'ENABLE_SNORT_ORANGE'}{'on'} = '';\r
-$checked{'ENABLE_SNORT_ORANGE'}{$snortsettings{'ENABLE_SNORT_ORANGE'}} = "checked='checked'";\r
-$checked{'RULESTYPE'}{'nothing'} = '';\r
-$checked{'RULESTYPE'}{'registered'} = '';\r
-$checked{'RULESTYPE'}{'subscripted'} = '';\r
-$checked{'RULESTYPE'}{$snortsettings{'RULESTYPE'}} = "checked='checked'";\r
-\r
-&Header::openpage($Lang::tr{'intrusion detection system'}, 1, '');\r
-\r
-&Header::openbigbox('100%', 'left', '', $errormessage);\r
-\r
-if ($errormessage) {\r
- &Header::openbox('100%', 'left', $Lang::tr{'error messages'});\r
- print "<class name='base'>$errormessage\n";\r
- print " </class>\n";\r
- &Header::closebox();\r
-}\r
-\r
-&Header::openbox('100%', 'left', $Lang::tr{'intrusion detection system2'});\r
-print <<END\r
-<form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'>\r
-<tr>\r
- <td class='base'><input type='checkbox' name='ENABLE_SNORT_GREEN' $checked{'ENABLE_SNORT_GREEN'}{'on'} />\r
- GREEN Snort</td>\r
-</tr>\r
-END\r
-;\r
-if ($netsettings{'BLUE_DEV'} ne '') {\r
-print <<END\r
-<tr>\r
- <td class='base'><input type='checkbox' name='ENABLE_SNORT_BLUE' $checked{'ENABLE_SNORT_BLUE'}{'on'} />\r
- BLUE Snort</td>\r
-</tr>\r
-END\r
-;\r
-}\r
-if ($netsettings{'ORANGE_DEV'} ne '') {\r
-print <<END\r
-<tr>\r
- <td class='base'><input type='checkbox' name='ENABLE_SNORT_ORANGE' $checked{'ENABLE_SNORT_ORANGE'}{'on'} />\r
- ORANGE Snort</td>\r
-</tr>\r
-END\r
-;\r
-}\r
-print <<END\r
-<tr>\r
- <td class='base'><input type='checkbox' name='ENABLE_SNORT' $checked{'ENABLE_SNORT'}{'on'} />\r
- RED Snort</td>\r
-</tr>\r
-<tr>\r
- <td><hr /></td>\r
-</tr>\r
-<tr>\r
- <td><b>$Lang::tr{'ids rules update'}</b></td>\r
-</tr>\r
-<tr>\r
- <td><input type='radio' name='RULESTYPE' value='nothing' $checked{'RULESTYPE'}{'nothing'} />\r
- $Lang::tr{'no'}</td>\r
-</tr>\r
-<tr>\r
- <td><input type='radio' name='RULESTYPE' value='registered' $checked{'RULESTYPE'}{'registered'} />\r
- $Lang::tr{'registered user rules'}</td>\r
-</tr>\r
-<tr>\r
- <td><input type='radio' name='RULESTYPE' value='subscripted' $checked{'RULESTYPE'}{'subscripted'} />\r
- $Lang::tr{'subscripted user rules'}</td>\r
-</tr>\r
-<tr>\r
- <td><br />\r
- $Lang::tr{'ids rules license'} <a href='http://www.snort.org/' target='_blank'>http://www.snort.org</a>.<br />\r
- <br />\r
- $Lang::tr{'ids rules license2'} <a href='http://www.snort.org/reg-bin/userprefs.cgi' target='_blank'>USER PREFERENCES</a>, $Lang::tr{'ids rules license3'}<br />\r
- </td>\r
-</tr>\r
-<tr>\r
- <td nowrap='nowrap'>Oink Code: <input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td>\r
-</tr>\r
-<tr>\r
- <td width='30%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'download new ruleset'}' />\r
-END\r
-;\r
-\r
-if ($snortsettings{'INSTALLMD5'} eq $md5) {\r
- print " $Lang::tr{'rules already up to date'}</td>";\r
-} else {\r
- if ( $snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'} && $md5 eq $realmd5 ) {\r
- $snortsettings{'INSTALLMD5'} = $realmd5;\r
- $snortsettings{'INSTALLDATE'} = `/bin/date +'%Y-%m-%d'`;\r
- &General::writehash("${General::swroot}/snort/settings", \%snortsettings);\r
- }\r
- print " $Lang::tr{'updates installed'}: $snortsettings{'INSTALLDATE'}</td>";\r
-}\r
-print <<END\r
-</tr>\r
-</table>\r
-<hr />\r
-<table width='100%'>\r
-<tr>\r
- <td width='55%'> </td>\r
- <td width='40%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>\r
- <td width='5%'>\r
- <!-- space for future online help link -->\r
- </td>\r
-</tr>\r
-</table>\r
-</form>\r
-END\r
-;\r
-\r
-if ($results ne '') {\r
- print "$results";\r
-}\r
-\r
-&Header::closebox();\r
-&Header::closebigbox();\r
-&Header::closepage();\r
-\r
-sub getmd5 {\r
- # Retrieve MD5 sum from $url.md5 file\r
- #\r
- my $md5buf = &geturl("$url.md5");\r
- return undef unless $md5buf;\r
-\r
- if (0) { # 1 to debug\r
- my $filename='';\r
- my $fh='';\r
- ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.md5' );\r
- binmode ($fh);\r
- syswrite ($fh, $md5buf->content);\r
- close($fh);\r
- }\r
- return $md5buf->content;\r
-}\r
-sub downloadrulesfile {\r
- my $return = &geturl($url);\r
- return undef unless $return;\r
-\r
- if (index($return->content, "\037\213") == -1 ) { # \037\213 is .gz beginning\r
- $errormessage = $Lang::tr{'invalid loaded file'};\r
- return undef;\r
- }\r
-\r
- my $filename='';\r
- my $fh='';\r
- ($fh, $filename) = tempfile('/tmp/XXXXXXXX',SUFFIX => '.tar.gz' );#oinkmaster work only with this extension\r
- binmode ($fh);\r
- syswrite ($fh, $return->content);\r
- close($fh);\r
- return $filename;\r
-}\r
-\r
-sub geturl ($) {\r
- my $url=$_[0];\r
-\r
- unless (-e "${General::swroot}/red/active") {\r
- $errormessage = $Lang::tr{'could not download latest updates'};\r
- return undef;\r
- }\r
-\r
- my $downloader = LWP::UserAgent->new;\r
- $downloader->timeout(5);\r
-\r
- my %proxysettings=();\r
- &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);\r
-\r
- if ($_=$proxysettings{'UPSTREAM_PROXY'}) {\r
- my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);\r
- if ($proxysettings{'UPSTREAM_USER'}) {\r
- $downloader->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$peer:$peerport/");\r
- } else {\r
- $downloader->proxy("http","http://$peer:$peerport/");\r
- }\r
- }\r
-\r
- my $return = $downloader->get($url,'Cache-Control','no-cache');\r
-\r
- if ($return->code == 403) {\r
- $errormessage = $Lang::tr{'access refused with this oinkcode'};\r
- return undef;\r
- } elsif (!$return->is_success()) {\r
- $errormessage = $Lang::tr{'could not download latest updates'};\r
- return undef;\r
- }\r
-\r
- return $return;\r
-\r
-}\r
+#!/usr/bin/perl
+###############################################################################
+# #
+# IPFire.org - A linux based firewall #
+# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
+# #
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the GNU General Public License as published by #
+# the Free Software Foundation, either version 3 of the License, or #
+# (at your option) any later version. #
+# #
+# This program is distributed in the hope that it will be useful, #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
+# GNU General Public License for more details. #
+# #
+# You should have received a copy of the GNU General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+###############################################################################
+
+
+use LWP::UserAgent;
+use File::Copy;
+use File::Temp qw/ tempfile tempdir /;
+use strict;
+
+# enable only the following on debugging purpose
+#use warnings;
+#use CGI::Carp 'fatalsToBrowser';
+
+require '/var/ipfire/general-functions.pl';
+require "${General::swroot}/lang.pl";
+require "${General::swroot}/header.pl";
+
+my %color = ();
+my %mainsettings = ();
+&General::readhash("${General::swroot}/main/settings", \%mainsettings);
+&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
+
+my %snortsettings=();
+my %checked=();
+my %selected=();
+my %netsettings=();
+our $errormessage = '';
+our $results = '';
+our $tempdir = '';
+our $url='';
+&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
+
+&Header::showhttpheaders();
+
+$snortsettings{'ENABLE_SNORT'} = 'off';
+$snortsettings{'ENABLE_SNORT_GREEN'} = 'off';
+$snortsettings{'ENABLE_SNORT_BLUE'} = 'off';
+$snortsettings{'ENABLE_SNORT_ORANGE'} = 'off';
+$snortsettings{'ENABLE_GUARDIAN'} = 'off';
+$snortsettings{'GUARDIAN_INTERFACE'} = `cat /var/ipfire/red/iface`;
+$snortsettings{'GUARDIAN_HOSTGATEWAYBYTE'} = '1';
+$snortsettings{'GUARDIAN_LOGFILE'} = '/var/log/guardian/guardian.log';
+$snortsettings{'GUARDIAN_ALERTFILE'} = '/var/log/snort/alert';
+$snortsettings{'GUARDIAN_IGNOREFILE'} = '/var/ipfire/guardian/guardian.ignore';
+$snortsettings{'GUARDIAN_TARGETFILE'} = '/var/ipfire/guardian/guardian.target';
+$snortsettings{'GUARDIAN_TIMELIMIT'} = '86400';
+$snortsettings{'ACTION'} = '';
+$snortsettings{'ACTION2'} = '';
+$snortsettings{'RULES'} = '';
+$snortsettings{'OINKCODE'} = '';
+$snortsettings{'INSTALLDATE'} = '';
+
+&Header::getcgihash(\%snortsettings, {'wantfile' => 1, 'filevar' => 'FH'});
+
+####################### Added for snort rules control #################################
+my $snortrulepath; # change to "/etc/snort/rules" - maniac
+my @snortconfig;
+my $restartsnortrequired = 0;
+my %snortrules;
+my $rule = '';
+my $table1colour = '';
+my $table2colour = '';
+my $var = '';
+my $value = '';
+my $tmp = '';
+my $linkedrulefile = '';
+my $border = '';
+my $checkboxname = '';
+
+if (-e "/etc/snort/snort.conf") {
+
+
+ # Open snort.conf file, read it in, close it, and re-open for writing
+ open(FILE, "/etc/snort/snort.conf") or die 'Unable to read snort config file.';
+ @snortconfig = <FILE>;
+ close(FILE);
+ open(FILE, ">/etc/snort/snort.conf") or die 'Unable to write snort config file.';
+
+ my @rules = `cd /etc/snort/rules/ && ls *.rules`; # With this loop the rule might be display with correct rulepath set
+ foreach (@rules) {
+ chomp $_;
+ my $temp = join(";",@snortconfig);
+ if ( $temp =~ /$_/ ){next;}
+ else { push(@snortconfig,"#include \$RULE_PATH/".$_);}
+ }
+
+ # Loop over each line
+ foreach my $line (@snortconfig) {
+ # Trim the line
+ chomp $line;
+
+ # Check for a line with .rules
+ if ($line =~ /\.rules$/) {
+ # Parse out rule file name
+ $rule = $line;
+ $rule =~ s/\$RULE_PATH\///i;
+ $rule =~ s/ ?include ?//i;
+ $rule =~ s/\#//i;
+ my $snortrulepathrule = "$snortrulepath/$rule";
+
+ # Open rule file and read in contents
+ open(RULEFILE, "$snortrulepath/$rule") or die "Unable to read snort rule file for reading => $snortrulepath/$rule.";
+ my @snortrulefile = <RULEFILE>;
+ close(RULEFILE);
+ open(RULEFILE, ">$snortrulepath/$rule") or die "Unable to write snort rule file for writing $snortrulepath/$rule";
+
+ # Local vars
+ my $dashlinecnt = 0;
+ my $desclook = 1;
+ my $snortruledesc = '';
+ my %snortruledef = ();
+ my $rulecnt = 1;
+
+ # Loop over rule file contents
+ foreach my $ruleline (@snortrulefile) {
+ chomp $ruleline;
+
+ # If still looking for a description
+ if ($desclook) {
+ # If line does not start with a # anymore, then done looking for a description
+ if ($ruleline !~ /^\#/) {
+ $desclook = 0;
+ }
+
+ # If see more than one dashed line, (start to) create rule file description
+ if ($dashlinecnt > 1) {
+ # Check for a line starting with a #
+ if ($ruleline =~ /^\#/ and $ruleline !~ /^\#alert/) {
+ # Create tempruleline
+ my $tempruleline = $ruleline;
+
+ # Strip off # and clean up line
+ $tempruleline =~ s/\# ?//i;
+
+ # Check for part of a description
+ if ($snortruledesc eq '') {
+ $snortruledesc = $tempruleline;
+ } else {
+ $snortruledesc .= " $tempruleline";
+ }
+ } else {
+ # Must be done
+ $desclook = 0;
+ }
+ }
+
+ # If have a dashed line, increment count
+ if ($ruleline =~ /\# ?\-+/) {
+ $dashlinecnt++;
+ }
+ } else {
+ # Parse out rule file rule's message for display
+ if ($ruleline =~ /(msg\:\"[^\"]+\";)/) {
+ my $msg = '';
+ $msg = $1;
+ $msg =~ s/msg\:\"//i;
+ $msg =~ s/\";//i;
+ $snortruledef{$rulecnt}{'Description'} = $msg;
+
+ # Check for 'Save' and rule file displayed in query string
+ if (($snortsettings{'ACTION'} eq $Lang::tr{'update'}) && ($ENV{'QUERY_STRING'} =~ /$rule/i)) {
+ # Check for a disable rule which is now enabled, or an enabled rule which is now disabled
+ if ((($ruleline =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"})) || (($ruleline !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}))) {
+ $restartsnortrequired = 1;
+ }
+
+ # Strip out leading # from rule line
+ $ruleline =~ s/\# ?//i;
+
+ # Check if it does not exists (which means it is disabled), append a #
+ if (!exists $snortsettings{"SNORT_RULE_$rule\_$rulecnt"}) {
+ $ruleline = "#"." $ruleline";
+ }
+ }
+
+ # Check if ruleline does not begin with a #, so it is enabled
+ if ($ruleline !~ /^\#/) {
+ $snortruledef{$rulecnt++}{'State'} = 'Enabled';
+ } else {
+ # Otherwise it is disabled
+ $snortruledef{$rulecnt++}{'State'} = 'Disabled';
+ }
+ }
+ }
+
+ # Print ruleline to RULEFILE
+ print RULEFILE "$ruleline\n";
+ }
+
+ # Close RULEFILE
+ close(RULEFILE);
+
+ # Check for 'Save'
+ if ($snortsettings{'ACTION'} eq $Lang::tr{'update'}) {
+ # Check for a disable rule which is now enabled, or an enabled rule which is now disabled
+ if ((($line =~ /^\#/) && (exists $snortsettings{"SNORT_RULE_$rule"})) || (($line !~ /^\#/) && (!exists $snortsettings{"SNORT_RULE_$rule"}))) {
+ $restartsnortrequired = 1;
+ }
+
+ # Strip out leading # from rule line
+ $line =~ s/\# ?//i;
+
+ # Check if it does not exists (which means it is disabled), append a #
+ if (!exists $snortsettings{"SNORT_RULE_$rule"}) {
+ $line = "# $line";
+ }
+
+ }
+
+ # Check for rule state
+ if ($line =~ /^\#/) {
+ $snortrules{$rule}{"State"} = "Disabled";
+ } else {
+ $snortrules{$rule}{"State"} = "Enabled";
+ }
+
+ # Set rule description
+ $snortrules{$rule}{"Description"} = $snortruledesc;
+
+ # Loop over sorted rules
+ foreach my $ruledef (sort {$a <=> $b} keys(%snortruledef)) {
+ $snortrules{$rule}{"Definition"}{$ruledef}{'Description'} = $snortruledef{$ruledef}{'Description'};
+ $snortrules{$rule}{"Definition"}{$ruledef}{'State'} = $snortruledef{$ruledef}{'State'};
+ }
+
+ $snortruledesc = '';
+ print FILE "$line\n";
+ } elsif ($line =~ /var RULE_PATH/) {
+ ($tmp, $tmp, $snortrulepath) = split(' ', $line);
+ print FILE "$line\n";
+ } else {
+ print FILE "$line\n";
+ }
+ }
+ close(FILE);
+
+ if ($restartsnortrequired) {
+ system('/usr/local/bin/snortctrl restart >/dev/null');
+ }
+}
+
+####################### End added for snort rules control #################################
+
+if ($snortsettings{'RULES'} eq 'subscripted') {
+ #$url="http://dl.snort.org/sub-rules/snortrules-snapshot-2.8_s.tar.gz?oink_code=$snortsettings{'OINKCODE'}";
+ $url="http://dl.snort.org/sub-rules/snortrules-snapshot-2860_s.tar.gz?oink_code=$snortsettings{'OINKCODE'}";
+ #$url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.8_s.tar.gz";
+} elsif ($snortsettings{'RULES'} eq 'registered') {
+ #$url="http://dl.snort.org/reg-rules/snortrules-snapshot-2.8.tar.gz?oink_code=$snortsettings{'OINKCODE'}";
+ $url="http://dl.snort.org/reg-rules/snortrules-snapshot-2860.tar.gz?oink_code=$snortsettings{'OINKCODE'}";
+ #$url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.8.tar.gz";
+} else {
+ $url="http://www.emergingthreats.net/rules/emerging.rules.tar.gz";
+}
+
+if ($snortsettings{'ACTION'} eq $Lang::tr{'save'} && $snortsettings{'ACTION2'} eq "snort" )
+{
+ $errormessage = $Lang::tr{'invalid input for oink code'} unless (
+ ($snortsettings{'OINKCODE'} =~ /^[a-z0-9]+$/) ||
+ ($snortsettings{'RULESTYPE'} eq 'nothing' ) );
+
+ &General::writehash("${General::swroot}/snort/settings", \%snortsettings);
+ if ($snortsettings{'ENABLE_SNORT'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/snort/enable");
+ } else {
+ unlink "${General::swroot}/snort/enable";
+ }
+ if ($snortsettings{'ENABLE_SNORT_GREEN'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/snort/enable_green");
+ } else {
+ unlink "${General::swroot}/snort/enable_green";
+ }
+ if ($snortsettings{'ENABLE_SNORT_BLUE'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/snort/enable_blue");
+ } else {
+ unlink "${General::swroot}/snort/enable_blue";
+ }
+ if ($snortsettings{'ENABLE_SNORT_ORANGE'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/snort/enable_orange");
+ } else {
+ unlink "${General::swroot}/snort/enable_orange";
+ }
+ if ($snortsettings{'ENABLE_PREPROCESSOR_HTTP_INSPECT'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/snort/enable_preprocessor_http_inspect");
+ } else {
+ unlink "${General::swroot}/snort/enable_preprocessor_http_inspect";
+ }
+ if ($snortsettings{'ENABLE_GUARDIAN'} eq 'on')
+ {
+ system ('/usr/bin/touch', "${General::swroot}/guardian/enable");
+ } else {
+ unlink "${General::swroot}/guardian/enable";
+ }
+
+ system('/usr/local/bin/snortctrl restart >/dev/null');
+
+} elsif ($snortsettings{'ACTION'} eq $Lang::tr{'save'} && $snortsettings{'ACTION2'} eq "guardian" ){
+ foreach my $key (keys %snortsettings){
+ if ( $key !~ /^GUARDIAN/ ){
+ delete $snortsettings{$key};
+ }
+ }
+ &General::writehashpart("${General::swroot}/snort/settings", \%snortsettings);
+ open(IGNOREFILE, ">$snortsettings{'GUARDIAN_IGNOREFILE'}") or die "Unable to write guardian ignore file $snortsettings{'GUARDIAN_IGNOREFILE'}";
+ print IGNOREFILE $snortsettings{'GUARDIAN_IGNOREFILE_CONTENT'};
+ close(IGNOREFILE);
+ open(GUARDIAN, ">/var/ipfire/guardian/guardian.conf") or die "Unable to write guardian conf /var/ipfire/guardian/guardian.conf";
+ print GUARDIAN <<END
+Interface $snortsettings{'GUARDIAN_INTERFACE'}
+HostGatewayByte $snortsettings{'GUARDIAN_HOSTGATEWAYBYTE'}
+LogFile $snortsettings{'GUARDIAN_LOGFILE'}
+AlertFile $snortsettings{'GUARDIAN_ALERTFILE'}
+IgnoreFile $snortsettings{'GUARDIAN_IGNOREFILE'}
+TargetFile $snortsettings{'GUARDIAN_TARGETFILE'}
+TimeLimit $snortsettings{'GUARDIAN_TIMELIMIT'}
+END
+;
+ close(GUARDIAN);
+ system('/usr/local/bin/snortctrl restart >/dev/null');
+}
+ # INSTALLMD5 is not in the form, so not retrieved by getcgihash
+ &General::readhash("${General::swroot}/snort/settings", \%snortsettings);
+
+if ($snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'}) {
+
+ my @df = `/bin/df -B M /var`;
+ foreach my $line (@df) {
+ next if $line =~ m/^Filesystem/;
+
+ if ($line =~ m/dev/ ) {
+ $line =~ m/^.* (\d+)M.*$/;
+ my @temp = split(/ +/,$line);
+ if ($1<300) {
+ $errormessage = "$Lang::tr{'not enough disk space'} < 300MB, /var $1MB";
+ } else {
+ my $filename = &downloadrulesfile();
+ if (defined $filename) {
+ $results = "<b>$Lang::tr{'installed updates'}</b>\n<pre>";
+ $results .=`/usr/local/bin/oinkmaster.pl -s -u file://$filename -C /var/ipfire/snort/oinkmaster.conf -o /etc/snort/rules 2>&1`;
+ $results .= "</pre>";
+ }
+ unlink ($filename);
+ }
+
+ }
+ }
+
+
+}
+
+$checked{'ENABLE_SNORT'}{'off'} = '';
+$checked{'ENABLE_SNORT'}{'on'} = '';
+$checked{'ENABLE_SNORT'}{$snortsettings{'ENABLE_SNORT'}} = "checked='checked'";
+$checked{'ENABLE_SNORT_GREEN'}{'off'} = '';
+$checked{'ENABLE_SNORT_GREEN'}{'on'} = '';
+$checked{'ENABLE_SNORT_GREEN'}{$snortsettings{'ENABLE_SNORT_GREEN'}} = "checked='checked'";
+$checked{'ENABLE_SNORT_BLUE'}{'off'} = '';
+$checked{'ENABLE_SNORT_BLUE'}{'on'} = '';
+$checked{'ENABLE_SNORT_BLUE'}{$snortsettings{'ENABLE_SNORT_BLUE'}} = "checked='checked'";
+$checked{'ENABLE_SNORT_ORANGE'}{'off'} = '';
+$checked{'ENABLE_SNORT_ORANGE'}{'on'} = '';
+$checked{'ENABLE_SNORT_ORANGE'}{$snortsettings{'ENABLE_SNORT_ORANGE'}} = "checked='checked'";
+$checked{'ENABLE_GUARDIAN'}{'off'} = '';
+$checked{'ENABLE_GUARDIAN'}{'on'} = '';
+$checked{'ENABLE_GUARDIAN'}{$snortsettings{'ENABLE_GUARDIAN'}} = "checked='checked'";
+$selected{'RULES'}{'nothing'} = '';
+$selected{'RULES'}{'community'} = '';
+$selected{'RULES'}{'registered'} = '';
+$selected{'RULES'}{'subscripted'} = '';
+$selected{'RULES'}{$snortsettings{'RULES'}} = "selected='selected'";
+
+&Header::openpage($Lang::tr{'intrusion detection system'}, 1, '');
+
+####################### Added for snort rules control #################################
+print "<SCRIPT LANGUAGE='JavaScript' SRC='/include/snortupdateutility.js'></SCRIPT>";
+print <<END
+<STYLE TYPE="text/css">
+<!--
+.section {
+ border: groove;
+}
+.row1color {
+ border: ridge;
+ background-color: $color{'color22'};
+}
+.row2color {
+ border: ridge;
+ background-color: $color{'color20'};
+}
+.rowselected {
+ border: double #FF0000;
+ background-color: #DCDCDC;
+}
+-->
+</STYLE>
+END
+;
+####################### End added for snort rules control #################################
+
+&Header::openbigbox('100%', 'left', '', $errormessage);
+
+###############
+# DEBUG DEBUG
+# &Header::openbox('100%', 'left', 'DEBUG');
+# my $debugCount = 0;
+# foreach my $line (sort keys %snortsettings) {
+# print "$line = $snortsettings{$line}<br />\n";
+# $debugCount++;
+# }
+# print " Count: $debugCount\n";
+# &Header::closebox();
+# DEBUG DEBUG
+###############
+
+if ($errormessage) {
+ &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
+ print "<class name='base'>$errormessage\n";
+ print " </class>\n";
+ &Header::closebox();
+}
+
+&Header::openbox('100%', 'left', $Lang::tr{'intrusion detection system2'});
+print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'>
+<tr><td class='base'><input type='checkbox' name='ENABLE_SNORT_GREEN' $checked{'ENABLE_SNORT_GREEN'}{'on'} />GREEN Snort
+END
+;
+if ($netsettings{'BLUE_DEV'} ne '') {
+ print " <input type='checkbox' name='ENABLE_SNORT_BLUE' $checked{'ENABLE_SNORT_BLUE'}{'on'} /> BLUE Snort";
+}
+if ($netsettings{'ORANGE_DEV'} ne '') {
+ print " <input type='checkbox' name='ENABLE_SNORT_ORANGE' $checked{'ENABLE_SNORT_ORANGE'}{'on'} /> ORANGE Snort";
+}
+ print " <input type='checkbox' name='ENABLE_SNORT' $checked{'ENABLE_SNORT'}{'on'} /> RED Snort";
+if ( -e "/var/ipfire/guardian/guardian.conf" ) {
+ print " <input type='checkbox' name='ENABLE_GUARDIAN' $checked{'ENABLE_GUARDIAN'}{'on'} /> Guardian";
+}
+
+print <<END
+</td></tr>
+<tr>
+ <td><hr /></td>
+</tr>
+<tr>
+ <td><b>$Lang::tr{'ids rules update'}</b></td>
+</tr>
+<tr>
+ <td><select name='RULES'>
+ <option value='nothing' $selected{'RULES'}{'nothing'} >$Lang::tr{'no'}</option>
+ <option value='community' $selected{'RULES'}{'community'} >$Lang::tr{'community rules'}</option>
+ <option value='registered' $selected{'RULES'}{'registered'} >$Lang::tr{'registered user rules'}</option>
+ <option value='subscripted' $selected{'RULES'}{'subscripted'} >$Lang::tr{'subscripted user rules'}</option>
+ </select>
+ </td>
+</tr>
+<tr>
+ <td><br />
+ $Lang::tr{'ids rules license'} <a href='https://www.snort.org/signup' target='_blank'>www.snort.org</a>$Lang::tr{'ids rules license1'}<br /><br />
+ $Lang::tr{'ids rules license2'} <a href='https://www.snort.org/account/oinkcode' target='_blank'>Get an Oinkcode</a>, $Lang::tr{'ids rules license3'}
+ </td>
+</tr>
+<tr>
+ <td nowrap='nowrap'>Oinkcode: <input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td>
+</tr>
+<tr>
+ <td width='30%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'download new ruleset'}' />
+END
+;
+
+if ( $snortsettings{'ACTION'} eq $Lang::tr{'download new ruleset'} ) {
+ $snortsettings{'INSTALLDATE'} = `/bin/date +'%Y-%m-%d'`;
+ &General::writehash("${General::swroot}/snort/settings", \%snortsettings);
+}
+print " $Lang::tr{'updates installed'}: $snortsettings{'INSTALLDATE'}</td>";
+
+print <<END
+</tr>
+</table>
+<hr />
+<table width='100%'>
+<tr>
+ <td align='center'><input type='hidden' name='ACTION2' value='snort' /><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
+</tr>
+</table>
+</form>
+END
+;
+
+if ($results ne '') {
+ print "$results";
+}
+
+&Header::closebox();
+
+####################### Added for guardian control ####################################
+if ( -e "/var/ipfire/guardian/guardian.conf" ) {
+ &Header::openbox('100%', 'LEFT', $Lang::tr{'guardian configuration'});
+print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'><table width='100%'>
+<tr><td align='left' width='40%'>$Lang::tr{'guardian interface'}</td><td align='left'><input type='text' name='GUARDIAN_INTERFACE' value='$snortsettings{'GUARDIAN_INTERFACE'}' size="30" /></td></tr>
+<tr><td align='left' width='40%'>$Lang::tr{'guardian timelimit'}</td><td align='left'><input type='text' name='GUARDIAN_TIMELIMIT' value='$snortsettings{'GUARDIAN_TIMELIMIT'}' size="30" /></td></tr>
+<tr><td align='left' width='40%'>$Lang::tr{'guardian logfile'}</td><td align='left'><input type='text' name='GUARDIAN_LOGFILE' value='$snortsettings{'GUARDIAN_LOGFILE'}' size="30" /></td></tr>
+<tr><td align='left' width='40%'>$Lang::tr{'guardian alertfile'}</td><td align='left'><input type='text' name='GUARDIAN_ALERTFILE' value='$snortsettings{'GUARDIAN_ALERTFILE'}' size="30" /></td></tr>
+<tr><td align='left' width='40%'>$Lang::tr{'guardian ignorefile'}</td><td align='left'><textarea name='GUARDIAN_IGNOREFILE_CONTENT' cols='32' rows='6' wrap='off'>
+END
+;
+ print `cat /var/ipfire/guardian/guardian.ignore`;
+print <<END
+</textarea></td></tr>
+<tr><td align='center' colspan='2'><input type='hidden' name='ACTION2' value='guardian' /><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td></tr>
+</table>
+</form>
+END
+;
+ &Header::closebox();
+}
+
+
+
+
+####################### Added for snort rules control #################################
+if ( -e "${General::swroot}/snort/enable" || -e "${General::swroot}/snort/enable_green" || -e "${General::swroot}/snort/enable_blue" || -e "${General::swroot}/snort/enable_orange" ) {
+ &Header::openbox('100%', 'LEFT', $Lang::tr{'intrusion detection system rules'});
+ # Output display table for rule files
+ print "<TABLE width='100%'><TR><TD VALIGN='TOP'><TABLE>";
+
+ print "<form method='post'>";
+
+ # Local vars
+ my $ruledisplaycnt = 1;
+ my $rulecnt = keys %snortrules;
+ $rulecnt++;
+ $rulecnt = $rulecnt / 2;
+
+ # Loop over each rule file
+ foreach my $rulefile (sort keys(%snortrules)) {
+ my $rulechecked = '';
+
+ # Hide inkompatible Block rules
+ if ($rulefile =~'-BLOCK.rules') {
+ next;
+ }
+
+ # Check if reached half-way through rule file rules to start new column
+ if ($ruledisplaycnt > $rulecnt) {
+ print "</TABLE></TD><TD VALIGN='TOP'><TABLE>";
+ $ruledisplaycnt = 0;
+ }
+
+ # Check if rule file is enabled
+ if ($snortrules{$rulefile}{"State"} eq 'Enabled') {
+ $rulechecked = 'CHECKED';
+ }
+
+ # Create rule file link, vars array, and display flag
+ my $rulefilelink = "?RULEFILE=$rulefile";
+ my $rulefiletoclose = '';
+ my @queryvars = ();
+ my $displayrulefilerules = 0;
+
+ # Check for passed in query string
+ if ($ENV{'QUERY_STRING'}) {
+ # Split out vars
+ @queryvars = split(/\&/, $ENV{'QUERY_STRING'});
+
+ # Loop over values
+ foreach $value (@queryvars) {
+ # Split out var pairs
+ ($var, $linkedrulefile) = split(/=/, $value);
+
+ # Check if var is 'RULEFILE'
+ if ($var eq 'RULEFILE') {
+ # Check if rulefile equals linkedrulefile
+ if ($rulefile eq $linkedrulefile) {
+ # Set display flag
+ $displayrulefilerules = 1;
+
+ # Strip out rulefile from rulefilelink
+ $rulefilelink =~ s/RULEFILE=$linkedrulefile//g;
+ } else {
+ # Add linked rule file to rulefilelink
+ $rulefilelink .= "&RULEFILE=$linkedrulefile";
+ }
+ }
+ }
+ }
+
+ # Strip out extra & & ? from rulefilelink
+ $rulefilelink =~ s/^\?\&/\?/i;
+
+ # Check for a single '?' and replace with page for proper link display
+ if ($rulefilelink eq '?') {
+ $rulefilelink = "ids.cgi";
+ }
+
+ # Output rule file name and checkbox
+ print "<TR><TD CLASS='base' VALIGN='TOP'><INPUT TYPE='checkbox' NAME='SNORT_RULE_$rulefile' $rulechecked> <A HREF='$rulefilelink'>$rulefile</A></TD></TR>";
+ print "<TR><TD CLASS='base' VALIGN='TOP'>";
+
+ # Check for empty 'Description'
+ if ($snortrules{$rulefile}{'Description'} eq '') {
+ print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>No description available</TD></TR>";
+ } else {
+ # Output rule file 'Description'
+ print "<TABLE WIDTH='100%'><TR><TD CLASS='base'>$snortrules{$rulefile}{'Description'}</TD></TR>";
+ }
+
+ # Check for display flag
+ if ($displayrulefilerules) {
+ # Rule file definition rule display
+ print "<TR><TD CLASS='base' VALIGN='TOP'><TABLE border=1><TR>";
+
+ # Local vars
+ my $ruledefdisplaycnt = 0;
+ my $ruledefcnt = keys %{$snortrules{$rulefile}{"Definition"}};
+ $ruledefcnt++;
+ $ruledefcnt = $ruledefcnt / 2;
+
+ # Loop over rule file rules
+ foreach my $ruledef (sort {$a <=> $b} keys(%{$snortrules{$rulefile}{"Definition"}})) {
+ # Local vars
+ my $ruledefchecked = '';
+
+ # If have display 2 rules, start new row
+ if (($ruledefdisplaycnt % 2) == 0) {
+ print "</TR><TR>";
+ $ruledefdisplaycnt = 0;
+ }
+
+ # Check for rules state
+ if ($snortrules{$rulefile}{'Definition'}{$ruledef}{'State'} eq 'Enabled') {
+ $ruledefchecked = 'CHECKED';
+ }
+
+ # Create rule file rule's checkbox
+ $checkboxname = "SNORT_RULE_$rulefile";
+ $checkboxname .= "_$ruledef";
+ print "<TD CLASS='base'><INPUT TYPE='checkbox' NAME='$checkboxname' $ruledefchecked> $snortrules{$rulefile}{'Definition'}{$ruledef}{'Description'}</TD>";
+
+ # Increment count
+ $ruledefdisplaycnt++;
+ }
+
+ # If do not have second rule for row, create empty cell
+ if (($ruledefdisplaycnt % 2) != 0) {
+ print "<TD CLASS='base'></TD>";
+ }
+
+ # Close display table
+ print "</TR></TABLE></TD></TR>";
+ }
+
+ # Close display table
+ print "</TABLE>";
+
+ # Increment ruledisplaycnt
+ $ruledisplaycnt++;
+ }
+ print "</TD></TR></TABLE></TD></TR></TABLE>";
+ print <<END
+<table width='100%'>
+<tr>
+ <td width='33%'> </td>
+ <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
+ <td width='33%'>
+ <!-- space for future online help link -->
+ </td>
+</tr>
+</table>
+</form>
+END
+;
+ &Header::closebox();
+}
+
+####################### End added for snort rules control #################################
+&Header::closebigbox();
+&Header::closepage();
+
+sub downloadrulesfile {
+ my $return = &geturl($url);
+ return undef unless $return;
+
+ if (index($return->content, "\037\213") == -1 ) { # \037\213 is .gz beginning
+ $errormessage = $Lang::tr{'invalid loaded file'};
+ return undef;
+ }
+
+ my $filename='';
+ my $fh='';
+ ($fh, $filename) = tempfile('/var/tmp/XXXXXXXX',SUFFIX => '.tar.gz' );#oinkmaster work only with this extension
+ binmode ($fh);
+ syswrite ($fh, $return->content);
+ close($fh);
+ return $filename;
+}
+
+sub geturl ($) {
+ my $url=$_[0];
+
+ unless (-e "${General::swroot}/red/active") {
+ $errormessage = $Lang::tr{'could not download latest updates'};
+ return undef;
+ }
+
+ my $downloader = LWP::UserAgent->new;
+ $downloader->timeout(5);
+
+ my %proxysettings=();
+ &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
+
+ if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
+ my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
+ if ($proxysettings{'UPSTREAM_USER'}) {
+ $downloader->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$peer:$peerport/");
+ } else {
+ $downloader->proxy("http","http://$peer:$peerport/");
+ }
+ }
+
+ my $return = $downloader->get($url,'Cache-Control','no-cache');
+
+ if ($return->code == 403) {
+ $errormessage = $Lang::tr{'access refused with this oinkcode'};
+ return undef;
+ } elsif (!$return->is_success()) {
+ $errormessage = $Lang::tr{'could not download latest updates'};
+ return undef;
+ }
+
+ return $return;
+
+}
projects / people / pmueller / ipfire-2.x.git / blobdiff