#
# (c) The SmoothWall Team
#
-# $Id: ids.cgi,v 1.8.2.18 2005/07/27 21:35:22 franck78 Exp $
-#
use LWP::UserAgent;
use File::Copy;
use strict;
# enable only the following on debugging purpose
-#use warnings;
-#use CGI::Carp 'fatalsToBrowser';
+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 $md5 = '0';# not '' to avoid displaying the wrong message when INSTALLMD5 not set
$snortsettings{'ENABLE_SNORT_BLUE'} = 'off';
$snortsettings{'ENABLE_SNORT_ORANGE'} = 'off';
$snortsettings{'ACTION'} = '';
-$snortsettings{'RULESTYPE'} = '';
+$snortsettings{'RULES'} = '';
$snortsettings{'OINKCODE'} = '';
$snortsettings{'INSTALLDATE'} = '';
$snortsettings{'INSTALLMD5'} = '';
&Header::getcgihash(\%snortsettings, {'wantfile' => 1, 'filevar' => 'FH'});
-if ($snortsettings{'RULESTYPE'} eq 'subscripted') {
- $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.3_s.tar.gz";
+####################### 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.';
+
+ # Loop over each line
+ foreach my $line (@snortconfig) {
+ # Trim the line
+ chomp $line;
+
+ # my @rules = `ls $snortrulepath`; With this loop the rule might be display with correct rulepath set
+ # foreach my $line (@rules) {
+ # # 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 =~ /^\#/) {
+ # 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') {
+ $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-CURRENT_s.tar.gz";
+} elsif ($snortsettings{'RULES'} eq 'registered') {
+ $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-CURRENT.tar.gz";
} else {
- $url="http://www.snort.org/pub-bin/oinkmaster.cgi/$snortsettings{'OINKCODE'}/snortrules-snapshot-2.3.tar.gz";
+ $url="http://www.snort.org/pub-bin/downloads.cgi/Download/comm_rules/Community-Rules-CURRENT.tar.gz";
}
if ($snortsettings{'ACTION'} eq $Lang::tr{'save'})
unlink "${General::swroot}/snort/enable_orange";
}
- system('/usr/local/bin/restartsnort','red','orange','blue','green');
+ system('/usr/local/bin/snortctrl restart >/dev/null');
+
} else {
# INSTALLMD5 is not in the form, so not retrieved by getcgihash
&General::readhash("${General::swroot}/snort/settings", \%snortsettings);
$errormessage = "$Lang::tr{'invalid md5sum'}";
} else {
$results = "<b>$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 2>&1`;
+ $results .=`/usr/local/bin/oinkmaster.pl -s -u file://$filename -C /var/ipfire/snort/oinkmaster.conf -o /etc/snort/rules 2>&1`;
$results .= "</pre>";
}
unlink ($filename);
$checked{'ENABLE_SNORT_ORANGE'}{'off'} = '';
$checked{'ENABLE_SNORT_ORANGE'}{'on'} = '';
$checked{'ENABLE_SNORT_ORANGE'}{$snortsettings{'ENABLE_SNORT_ORANGE'}} = "checked='checked'";
-$checked{'RULESTYPE'}{'nothing'} = '';
-$checked{'RULESTYPE'}{'registered'} = '';
-$checked{'RULESTYPE'}{'subscripted'} = '';
-$checked{'RULESTYPE'}{$snortsettings{'RULESTYPE'}} = "checked='checked'";
+$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', '', $errormessage);
if ($errormessage) {
<td><b>$Lang::tr{'ids rules update'}</b></td>
</tr>
<tr>
- <td><input type='radio' name='RULESTYPE' value='nothing' $checked{'RULESTYPE'}{'nothing'} />
- $Lang::tr{'no'}</td>
-</tr>
-<tr>
- <td><input type='radio' name='RULESTYPE' value='registered' $checked{'RULESTYPE'}{'registered'} />
- $Lang::tr{'registered user rules'}</td>
-</tr>
-<tr>
- <td><input type='radio' name='RULESTYPE' value='subscripted' $checked{'RULESTYPE'}{'subscripted'} />
- $Lang::tr{'subscripted user rules'}</td>
+ <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 />
</td>
</tr>
<tr>
- <td nowrap='nowrap'>Oink Code: <input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td>
+ <td nowrap='nowrap'>Oinkcode: <input type='text' size='40' name='OINKCODE' value='$snortsettings{'OINKCODE'}' /></td>
</tr>
<tr>
<td width='30%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'download new ruleset'}' />
}
&Header::closebox();
+####################### Added for snort rules control #################################
+#if ( -e "${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 $rulechecked = '';
+#
+# # Check if reached half-way through rule file rules to start new column
+# if ($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();