}
}
+# Check if the page is locked, in this case, the ids_page_lock_file exists.
+if (-e $IDS::ids_page_lock_file) {
+ # Lock the webpage and print notice about autoupgrade of the ruleset
+ # is in progess.
+ &working_notice("$Lang::tr{'ids ruleset autoupdate in progress'}");
+
+ # Loop and check if the file still exists.
+ while(-e $IDS::ids_page_lock_file) {
+ # Sleep for a second and re-check.
+ sleep 1;
+ }
+
+ # Page has been unlocked, perform a reload.
+ &reload();
+}
+
# Check if any error has been stored.
if (-e $IDS::storederrorfile) {
# Open file to read in the stored error message.
unlink($IDS::storederrorfile);
}
-## Grab all available snort rules and store them in the idsrules hash.
+## Grab all available rules and store them in the idsrules hash.
#
-# Open snort rules directory and do a directory listing.
+# Open rules directory and do a directory listing.
opendir(DIR, $IDS::rulespath) or die $!;
# Loop through the direcory.
while (my $file = readdir(DIR)) {
# Save ruleset configuration.
if ($cgiparams{'RULESET'} eq $Lang::tr{'save'}) {
my %oldsettings;
+ my %rulesetsources;
# Read-in current (old) IDS settings.
&General::readhash("$IDS::rules_settings_file", \%oldsettings);
+ # Get all available ruleset locations.
+ &General::readhash("$IDS::rulesetsourcesfile", \%rulesetsources);
+
# Prevent form name from been stored in conf file.
delete $cgiparams{'RULESET'};
- # Check if an oinkcode has been provided.
- if ($cgiparams{'OINKCODE'}) {
- # Check if the oinkcode contains unallowed chars.
- unless ($cgiparams{'OINKCODE'} =~ /^[a-z0-9]+$/) {
- $errormessage = $Lang::tr{'invalid input for oink code'};
+ # Grab the URL based on the choosen vendor.
+ my $url = $rulesetsources{$cgiparams{'RULES'}};
+
+ # Check if the choosen vendor (URL) requires an subscription/oinkcode.
+ if ($url =~ /\<oinkcode\>/ ) {
+ # Check if an subscription/oinkcode has been provided.
+ if ($cgiparams{'OINKCODE'}) {
+ # Check if the oinkcode contains unallowed chars.
+ unless ($cgiparams{'OINKCODE'} =~ /^[a-z0-9]+$/) {
+ $errormessage = $Lang::tr{'invalid input for oink code'};
+ }
+ } else {
+ # Print an error message, that an subsription/oinkcode is required for this
+ # vendor.
+ $errormessage = $Lang::tr{'ids oinkcode required'};
}
}
if (!$errormessage) {
# Store settings into settings file.
&General::writehash("$IDS::rules_settings_file", \%cgiparams);
- }
-
- # Check if the the automatic rule update hass been touched.
- if($cgiparams{'AUTOUPDATE_INTERVAL'} ne $oldsettings{'AUTOUPDATE_INTERVAL'}) {
- # Call suricatactrl to set the new interval.
- &IDS::call_suricatactrl("cron", $cgiparams{'AUTOUPDATE_INTERVAL'});
- }
- # Check if a ruleset is present - if not download it.
- unless (%idsrules) {
- # Check if the red device is active.
- unless (-e "${General::swroot}/red/active") {
- $errormessage = "$Lang::tr{'could not download latest updates'} - $Lang::tr{'system is offline'}";
+ # Check if the the automatic rule update hass been touched.
+ if($cgiparams{'AUTOUPDATE_INTERVAL'} ne $oldsettings{'AUTOUPDATE_INTERVAL'}) {
+ # Call suricatactrl to set the new interval.
+ &IDS::call_suricatactrl("cron", $cgiparams{'AUTOUPDATE_INTERVAL'});
}
- # Check if enought free disk space is availabe.
- if(&IDS::checkdiskspace()) {
- $errormessage = "$Lang::tr{'not enough disk space'}";
- }
+ # Check if a ruleset is present - if not or the source has been changed download it.
+ if((! %idsrules) || ($oldsettings{'RULES'} ne $cgiparams{'RULES'})) {
+ # Check if the red device is active.
+ unless (-e "${General::swroot}/red/active") {
+ $errormessage = "$Lang::tr{'could not download latest updates'} - $Lang::tr{'system is offline'}";
+ }
- # Check if any errors happend.
- unless ($errormessage) {
- # Lock the webpage and print notice about downloading
- # a new ruleset.
- &working_notice("$Lang::tr{'snort working'}");
+ # Check if enought free disk space is availabe.
+ if(&IDS::checkdiskspace()) {
+ $errormessage = "$Lang::tr{'not enough disk space'}";
+ }
- # Call subfunction to download the ruleset.
- if(&IDS::downloadruleset()) {
- $errormessage = $Lang::tr{'could not download latest updates'};
+ # Check if any errors happend.
+ unless ($errormessage) {
+ # Lock the webpage and print notice about downloading
+ # a new ruleset.
+ &working_notice("$Lang::tr{'ids working'}");
- # Call function to store the errormessage.
- &IDS::_store_error_message($errormessage);
- } else {
- # Call subfunction to launch oinkmaster.
- &IDS::oinkmaster();
- }
+ # Call subfunction to download the ruleset.
+ if(&IDS::downloadruleset()) {
+ $errormessage = $Lang::tr{'could not download latest updates'};
- # Perform a reload of the page.
- &reload();
+ # Call function to store the errormessage.
+ &IDS::_store_error_message($errormessage);
+ } else {
+ # Call subfunction to launch oinkmaster.
+ &IDS::oinkmaster();
+ }
+
+ # Check if the IDS is running.
+ if(&IDS::ids_is_running()) {
+ # Call suricatactrl to stop the IDS - because of the changed
+ # ruleset - the use has to configure it before suricata can be
+ # used again.
+ &IDS::call_suricatactrl("stop");
+ }
+
+ # Perform a reload of the page.
+ &reload();
+ }
}
}
# Save ruleset.
-} elsif ($cgiparams{'RULESET'} eq $Lang::tr{'update'}) {
+} elsif ($cgiparams{'RULESET'} eq $Lang::tr{'ids apply'}) {
# Arrays to store which rulefiles have been enabled and will be used.
my @enabled_rulefiles;
&IDS::write_used_rulefiles_file(@enabled_rulefiles);
# Lock the webpage and print message.
- &working_notice("$Lang::tr{'snort working'}");
+ &working_notice("$Lang::tr{'ids apply ruleset changes'}");
# Call oinkmaster to alter the ruleset.
&IDS::oinkmaster();
unless ($errormessage) {
# Lock the webpage and print notice about downloading
# a new ruleset.
- &working_notice("$Lang::tr{'snort working'}");
+ &working_notice("$Lang::tr{'ids download new ruleset'}");
# Call subfunction to download the ruleset.
if(&IDS::downloadruleset()) {
&reload();
}
}
-# Save snort settings.
+# Save IDS settings.
} elsif ($cgiparams{'IDS'} eq $Lang::tr{'save'}) {
my %oldidssettings;
my $reload_page;
# Check if a ruleset exists.
if (%idsrules) {
# Lock the webpage and print message.
- &working_notice("$Lang::tr{'snort working'}");
+ &working_notice("$Lang::tr{'ids working'}");
# Call oinkmaster to alter the ruleset.
&IDS::oinkmaster();
END
}
-my $rulesdate;
-
-# Check if a ruleset allready has been downloaded.
-if ( -f "$IDS::rulestarball"){
- # Call stat on the filename to obtain detailed information.
- my @Info = stat("$IDS::rulestarball");
-
- # Grab details about the creation time.
- $rulesdate = localtime($Info[9]);
-}
-
# Only show this area, if a ruleset is present.
if (%idsrules) {
<table width='100%' border='0'>
<tr>
<td class='base' colspan='2'>
- <input type='checkbox' name='ENABLE_IDS' $checked{'ENABLE_IDS'}{'on'}>$Lang::tr{'ids activate'} $Lang::tr{'intrusion detection system'}
+ <input type='checkbox' name='ENABLE_IDS' $checked{'ENABLE_IDS'}{'on'}> $Lang::tr{'ids enable'}
</td>
<td class='base' colspan='2'>
- <input type='checkbox' name='MONITOR_TRAFFIC_ONLY' $checked{'MONITOR_TRAFFIC_ONLY'}{'on'}>$Lang::tr{'ids monitor traffic only'}
+ <input type='checkbox' name='MONITOR_TRAFFIC_ONLY' $checked{'MONITOR_TRAFFIC_ONLY'}{'on'}> $Lang::tr{'ids monitor traffic only'}
</td>
</tr>
print "<td class='base' width='25%'>\n";
print "<input type='checkbox' name='ENABLE_IDS_$zone_upper' $checked_input>\n";
- print " $Lang::tr{'enabled on'}<font color='$colourhash{$zone}'> $Lang::tr{$zone_name}</font>\n";
+ print " $Lang::tr{'enabled on'}<font color='$colourhash{$zone}'> $Lang::tr{$zone_name}</font>\n";
print "</td>\n";
}
<td>
<select name='AUTOUPDATE_INTERVAL'>
- <option value='off' $selected{'AUTOUPDATE_INTERVAL'}{'off'} >$Lang::tr{'no'}</option>
- <option value='daily' $selected{'AUTOUPDATE_INTERVAL'}{'daily'} >$Lang::tr{'urlfilter daily'}</option>
- <option value='weekly' $selected{'AUTOUPDATE_INTERVAL'}{'weekly'} >$Lang::tr{'urlfilter weekly'}</option>
+ <option value='off' $selected{'AUTOUPDATE_INTERVAL'}{'off'} >- $Lang::tr{'Disabled'} -</option>
+ <option value='daily' $selected{'AUTOUPDATE_INTERVAL'}{'daily'} >$Lang::tr{'Daily'}</option>
+ <option value='weekly' $selected{'AUTOUPDATE_INTERVAL'}{'weekly'} >$Lang::tr{'Weekly'}</option>
</select>
</td>
</tr>
<td align='right'>
END
;
- # Check if a ruleset has been downloaded yet.
- if (%idsrules) {
+ # Show the "Update Ruleset"-Button only if a ruleset has been downloaded yet and automatic updates are disabled.
+ if ((%idsrules) && ($rulessettings{'AUTOUPDATE_INTERVAL'} eq "off")) {
# Display button to update the ruleset.
print"<input type='submit' name='RULESET' value='$Lang::tr{'update ruleset'}'>\n";
}
# Only show the section for configuring the ruleset if one is present.
if (%idsrules) {
- &Header::openbox('100%', 'LEFT', $Lang::tr{'intrusion detection system rules'});
+ # Load neccessary perl modules for file stat and to format the timestamp.
+ use File::stat;
+ use POSIX qw( strftime );
+
+ # Call stat on the rulestarball.
+ my $stat = stat("$IDS::rulestarball");
+
+ # Get timestamp the file creation.
+ my $mtime = $stat->mtime;
+
+ # Convert into human read-able format.
+ my $rulesdate = strftime('%Y-%m-%d %H:%M:%S', localtime($mtime));
+
+ &Header::openbox('100%', 'LEFT', "$Lang::tr{'intrusion detection system rules'} ($rulesdate)" );
print"<form method='POST' action='$ENV{'SCRIPT_NAME'}'>\n";
print <<END
<table width='100%'>
<tr>
- <td width='100%' align='right'><input type='submit' name='RULESET' value='$Lang::tr{'update'}'>
- <!-- space for future online help link -->
- </td>
+ <td width='100%' align='right'><input type='submit' name='RULESET' value='$Lang::tr{'ids apply'}'></td>
</tr>
</table>
</form>