]>
git.ipfire.org Git - people/stevee/ipfire-2.x.git/blob - html/cgi-bin/guardian.cgi
2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2014 IPFire Team <info@ipfire.org> #
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. #
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. #
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/>. #
20 ###############################################################################
25 # enable only the following on debugging purpose
27 use CGI
::Carp
'fatalsToBrowser';
29 require '/var/ipfire/general-functions.pl';
30 require "${General::swroot}/lang.pl";
31 require "${General::swroot}/header.pl";
33 #workaround to suppress a warning when a variable is used only once
34 my @dummy = ( ${Header
::colouryellow
} );
43 # Path to the guardian.ignore file.
44 my $ignorefile ='/var/ipfire/guardian/guardian.ignore';
46 our %netsettings = ();
47 &General
::readhash
("${General::swroot}/ethernet/settings", \
%netsettings);
50 our %mainsettings = ();
51 &General
::readhash
("${General::swroot}/main/settings", \
%mainsettings);
52 &General
::readhash
("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \
%color);
54 # Pakfire meta file for owncloud.
55 # (File exists when the addon is installed.)
56 my $owncloud_meta = "/opt/pakfire/db/installed/meta-owncloud";
60 $settings{'ACTION'} = '';
62 $settings{'GUARDIAN_ENABLED'} = 'off';
63 $settings{'GUARDIAN_ENABLE_SNORT'} = 'on';
64 $settings{'GUARDIAN_ENABLE_SSH'} = 'on';
65 $settings{'GUARDIAN_ENABLE_HTTPD'} = 'on';
66 $settings{'GUARDIAN_LOGLEVEL'} = 'info';
67 $settings{'GUARDIAN_BLOCKCOUNT'} = '3';
68 $settings{'GUARDIAN_BLOCKTIME'} = '86400';
69 $settings{'GUARDIAN_LOGFILE'} = '/var/log/guardian/guardian.log';
70 $settings{'GUARDIAN_SNORT_ALERTFILE'} = '/var/log/snort/alert';
71 $settings{'GUARDIAN_PRIORITY_LEVEL'} = '3';
73 # Default settings for owncloud if installed.
74 if ( -e
"$owncloud_meta") {
75 $settings{'GUARDIAN_ENABLE_OWNCLOUD'} = 'off';
78 my $errormessage = '';
80 &Header
::showhttpheaders
();
83 &Header
::getcgihash
(\
%settings);
85 # Check if guardian is running and grab some stats.
89 ## Perform input checks and save settings.
91 if ($settings{'ACTION'} eq $Lang::tr
{'save'}) {
92 # Check for valid blocktime.
93 unless(($settings{'GUARDIAN_BLOCKTIME'} =~ /^\d+$/) && ($settings{'GUARDIAN_BLOCKTIME'} ne "0")) {
94 $errormessage = "$Lang::tr{'guardian invalid blocktime'}";
97 # Check if the bloccount is valid.
98 unless(($settings{'GUARDIAN_BLOCKCOUNT'} =~ /^\d+$/) && ($settings{'GUARDIAN_BLOCKCOUNT'} ne "0")) {
99 $errormessage = "$Lang::tr{'guardian invalid blockcount'}";
103 unless($settings{'GUARDIAN_LOGFILE'} =~ /^[a-zA-Z0-9\.\/]+$/) {
104 $errormessage = "$Lang::tr{'guardian invalid logfile'}";
107 # Check input for snort alert file.
108 unless($settings{'GUARDIAN_SNORT_ALERTFILE'} =~ /^[a-zA-Z0-9\.\/]+$/) {
109 $errormessage = "$Lang::tr{'guardian invalid alertfile'}";
112 # Only continue if no error message has been set.
113 if($errormessage eq '') {
114 # Write configuration settings to file.
115 &General
::writehash
("${General::swroot}/guardian/settings", \
%settings);
117 # Update configuration files.
118 &BuildConfiguration
();
121 ## Add a new entry to the ignore file.
123 } elsif ($settings{'ACTION'} eq $Lang::tr
{'add'}) {
125 # Check if any input has been performed.
126 if ($settings{'NEW_IGNORE_ENTRY'} ne '') {
128 # Check if the given input is no valid IP-address or IP-address with subnet, display an error message.
129 if ((!&General
::validip
($settings{'NEW_IGNORE_ENTRY'})) && (!&General
::validipandmask
($settings{'NEW_IGNORE_ENTRY'}))) {
130 $errormessage = "$Lang::tr{'guardian invalid address or subnet'}";
133 $errormessage = "$Lang::tr{'guardian empty input'}";
136 # Go further if there was no error.
137 if ($errormessage eq '') {
138 my $new_entry = $settings{'NEW_IGNORE_ENTRY'};
140 # Open file for appending the new entry.
141 open (FILE
, ">>$ignorefile") or die "Unable to open $ignorefile for writing";
143 # Write the new entry to the ignore file.
144 print FILE
"$new_entry\n";
148 # Check if guardian is running.
150 # Call guardianctrl to perform a reload.
151 system("/usr/local/bin/guardianctrl reload &>/dev/null");
154 ## Remove entry from ignore list.
156 } elsif ($settings{'ACTION'} eq $Lang::tr
{'remove'}) {
159 # Open ignorefile and read content.
160 open(FILE
, "<$ignorefile") or die "Unable to open $ignorefile.";
161 my @current = <FILE
>;
164 # Re-open ignorefile for writing.
165 open(FILE
, ">$ignorefile") or die "Unable to open $ignorefile for writing";
168 # Read line by line from ignorefile and write them back except the line with the given ID.
169 # So this line is missing in the new file and the entry has been deleted.
170 foreach my $line (@current) {
172 unless ($settings{'ID'} eq $id) {
178 # Check if guardian is running.
180 # Call guardianctrl to perform a reload.
181 system("/usr/local/bin/guardianctrl reload &>/dev/null");
184 ## Block a user given address or subnet.
186 } elsif ($settings{'ACTION'} eq $Lang::tr
{'block'}) {
188 # Assign some temporary variables used for input validation.
189 my $input = $settings{'ADDRESS_BLOCK'};
190 my $green = $netsettings{'GREEN_ADDRESS'};
191 my $blue = $netsettings{'BLUE_ADDRESS'};
192 my $orange = $netsettings{'ORANGE_ADDRESS'};
193 my $red = $netsettings{'RED_ADDRESS'};
195 # Get gateway address.
196 my $gateway = &General
::get_gateway
();
198 # Check if any input has been performed.
200 $errormessage = "$Lang::tr{'guardian empty input'}";
203 # Check if the given input is localhost (127.0.0.1).
204 elsif ($input eq "127.0.0.1") {
205 $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}";
208 # Check if the given input is anywhere (0.0.0.0).
209 elsif ($input eq "0.0.0.0") {
210 $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}";
213 # Check if the given input is one of the interface addresses or our gateway.
214 elsif ($input eq "$green" || $input eq "$blue" || $input eq "$orange" || $input eq "$red" || $input eq "$gateway") {
215 $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}";
218 # Check if the given input is a valid IP address.
219 elsif (!&General
::validip
($input)) {
220 $errormessage = "$Lang::tr{'guardian invalid address or subnet'}";
223 # Go further if there was no error.
224 if ($errormessage eq '') {
225 my $block = $settings{'ADDRESS_BLOCK'};
227 # Call helper to unblock address.
228 system("/usr/local/bin/guardianctrl block $block &>/dev/null");
231 ## Unblock address or subnet.
233 } elsif ($settings{'ACTION'} eq $Lang::tr
{'unblock'}) {
235 # Check if no empty input has been performed.
236 if ($settings{'ADDRESS_UNBLOCK'} ne '') {
238 # Check if the given input is no valid IP-address or IP-address with subnet, display an error message.
239 if ((!&General
::validip
($settings{'ADDRESS_UNBLOCK'})) && (!&General
::validipandmask
($settings{'ADDRESS_UNBLOCK'}))) {
240 $errormessage = "$Lang::tr{'guardian invalid address or subnet'}";
244 $errormessage = "$Lang::tr{'guardian empty input'}";
247 # Go further if there was no error.
248 if ($errormessage eq '') {
249 my $unblock = $settings{'ADDRESS_UNBLOCK'};
251 # Call helper to unblock address.
252 system("/usr/local/bin/guardianctrl unblock $unblock &>/dev/null");
257 } elsif ($settings{'ACTION'} eq $Lang::tr
{'unblock all'}) {
259 # Call helper to flush iptables chain from guardian.
260 system("/usr/local/bin/guardianctrl flush-chain &>/dev/null");
263 # Load settings from file.
264 &General
::readhash
("${General::swroot}/guardian/settings", \
%settings);
266 # Call functions to generate whole page.
270 # Display area only if guardian is running.
271 if ( ($memory != 0) && ($pid > 0) ) {
275 # Function to display the status of guardian and allow base configuration.
280 $checked{'GUARDIAN_ENABLED'}{'on'} = '';
281 $checked{'GUARDIAN_ENABLED'}{'off'} = '';
282 $checked{'GUARDIAN_ENABLED'}{$settings{'GUARDIAN_ENABLED'}} = 'checked';
283 $checked{'GUARDIAN_ENABLE_SNORT'}{'off'} = '';
284 $checked{'GUARDIAN_ENABLE_SNORT'}{'on'} = '';
285 $checked{'GUARDIAN_ENABLE_SNORT'}{$settings{'GUARDIAN_ENABLE_SNORT'}} = "checked='checked'";
286 $checked{'GUARDIAN_ENABLE_SSH'}{'off'} = '';
287 $checked{'GUARDIAN_ENABLE_SSH'}{'on'} = '';
288 $checked{'GUARDIAN_ENABLE_SSH'}{$settings{'GUARDIAN_ENABLE_SSH'}} = "checked='checked'";
289 $checked{'GUARDIAN_ENABLE_HTTPD'}{'off'} = '';
290 $checked{'GUARDIAN_ENABLE_HTTPD'}{'on'} = '';
291 $checked{'GUARDIAN_ENABLE_HTTPD'}{$settings{'GUARDIAN_ENABLE_HTTPD'}} = "checked='checked'";
292 $checked{'GUARDIAN_ENABLE_OWNCLOUD'}{'off'} = '';
293 $checked{'GUARDIAN_ENABLE_OWNCLOUD'}{'on'} = '';
294 $checked{'GUARDIAN_ENABLE_OWNCLOUD'}{$settings{'GUARDIAN_ENABLE_OWNCLOUD'}} = "checked='checked'";
296 $selected{'GUARDIAN_LOGLEVEL'}{$settings{'GUARDIAN_LOGLEVEL'}} = 'selected';
297 $selected{'GUARDIAN_PRIORITY_LEVEL'}{$settings{'GUARDIAN_PRIORITY_LEVEL'}} = 'selected';
299 &Header
::openpage
($Lang::tr
{'guardian configuration'}, 1, '');
300 &Header
::openbigbox
('100%', 'left', '', $errormessage);
302 # Print errormessage if there is one.
304 &Header
::openbox
('100%', 'left', $Lang::tr
{'error messages'});
305 print "<font class='base'>$errormessage </font>\n";
310 # Draw current guardian state.
311 &Header
::openbox
('100%', 'center', $Lang::tr
{'guardian'});
313 # Get current status of guardian.
317 # Display some useful information related to guardian, if daemon is running.
318 if ( ($memory != 0) && ($pid > 0) ){
320 <table width='95%' cellspacing='0' class='tbl'>
322 <th bgcolor='$color{'color20'}' colspan='3' align='left'><strong>$Lang::tr{'guardian service'}</strong></th>
325 <td class='base'>$Lang::tr{'guardian daemon'}</td>
326 <td align='center' colspan='2' width='75%' bgcolor='${Header::colourgreen}'><font color='white'><strong>$Lang::tr{'running'}</strong></font></td>
329 <td class='base'></td>
330 <td bgcolor='$color{'color20'}' align='center'><strong>PID</strong></td>
331 <td bgcolor='$color{'color20'}' align='center'><strong>$Lang::tr{'memory'}</strong></td>
334 <td class='base'></td>
335 <td bgcolor='$color{'color22'}' align='center'>@pid[0]</td>
336 <td bgcolor='$color{'color22'}' align='center'>$memory KB</td>
341 # Otherwise display a hint that the service is not launched.
343 <table width='95%' cellspacing='0' class='tbl'>
345 <th bgcolor='$color{'color20'}' colspan='3' align='left'><strong>$Lang::tr{'guardian service'}</strong></th>
348 <td class='base'>$Lang::tr{'guardian daemon'}</td>
349 <td align='center' width='75%' bgcolor='${Header::colourred}'><font color='white'><strong>$Lang::tr{'stopped'}</strong></font></td>
357 # Draw elements for guardian configuration.
358 &Header
::openbox
('100%', 'center', $Lang::tr
{'guardian configuration'});
361 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
365 <td colspan='2' class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'guardian common settings'}</b></td>
368 <td width='20%' class='base'>$Lang::tr{'guardian enabled'}:</td>
369 <td><input type='checkbox' name='GUARDIAN_ENABLED' $checked{'GUARDIAN_ENABLED'}{'on'} /></td>
372 <td colspan='2'><br></td>
375 <td width='20%' class='base'>$Lang::tr{'guardian watch snort alertfile'}</td>
376 <td align='left'>on <input type='radio' name='GUARDIAN_ENABLE_SNORT' value='on' $checked{'GUARDIAN_ENABLE_SNORT'}{'on'} /> /
377 <input type='radio' name='GUARDIAN_ENABLE_SNORT' value='off' $checked{'GUARDIAN_ENABLE_SNORT'}{'off'} /> off</td>
380 <td width='20%' class='base'>$Lang::tr{'guardian block ssh brute-force'}</td>
381 <td align='left'>on <input type='radio' name='GUARDIAN_ENABLE_SSH' value='on' $checked{'GUARDIAN_ENABLE_SSH'}{'on'} /> /
382 <input type='radio' name='GUARDIAN_ENABLE_SSH' value='off' $checked{'GUARDIAN_ENABLE_SSH'}{'off'} /> off</td>
385 <td width='20%' class='base'>$Lang::tr{'guardian block httpd brute-force'}</td>
386 <td align='left'>on <input type='radio' name='GUARDIAN_ENABLE_HTTPD' value='on' $checked{'GUARDIAN_ENABLE_HTTPD'}{'on'} /> /
387 <input type='radio' name='GUARDIAN_ENABLE_HTTPD' value='off' $checked{'GUARDIAN_ENABLE_HTTPD'}{'off'} /> off</td>
390 # Display owncloud checkbox when the addon is installed.
391 if ( -e
"$owncloud_meta" ) {
393 print"<td width='20%' class='base'>$Lang::tr{'guardian block owncloud brute-force'}</td>\n";
394 print"<td align='left'>on <input type='radio' name='GUARDIAN_ENABLE_OWNCLOUD' value='on' $checked{'GUARDIAN_ENABLE_OWNCLOUD'}{'on'} /> /\n";
395 print"<input type='radio' name='GUARDIAN_ENABLE_OWNCLOUD' value='off' $checked{'GUARDIAN_ENABLE_OWNCLOUD'}{'off'} /> off</td>\n";
400 <td colspan='2'><br></td>
403 <td align='left' width='20%'>$Lang::tr{'guardian loglevel'}:</td>
404 <td><select name='GUARDIAN_LOGLEVEL'>
405 <option value='off' $selected{'GUARDIAN_LOGLEVEL'}{'off'}>off</option>
406 <option value='info' $selected{'GUARDIAN_LOGLEVEL'}{'info'}>info</option>
407 <option value='debug' $selected{'GUARDIAN_LOGLEVEL'}{'debug'}>debug</option>
411 <td colspan='2'><br></td>
414 <td align='left' width='20%'>$Lang::tr{'guardian priority level'}:</td>
415 <td><select name='GUARDIAN_PRIORITY_LEVEL'>
416 <option value='1' $selected{'GUARDIAN_PRIORITY_LEVEL'}{'1'}>1</option>
417 <option value='2' $selected{'GUARDIAN_PRIORITY_LEVEL'}{'2'}>2</option>
418 <option value='3' $selected{'GUARDIAN_PRIORITY_LEVEL'}{'3'}>3</option>
419 <option value='4' $selected{'GUARDIAN_PRIORITY_LEVEL'}{'4'}>4</option>
423 <td colspan='2'><br></td>
426 <td width='20%' class='base'>$Lang::tr{'guardian blockcount'}:</td>
427 <td><input type='text' name='GUARDIAN_BLOCKCOUNT' value='$settings{'GUARDIAN_BLOCKCOUNT'}' size='5' /></td>
430 <td width='20%' class='base'>$Lang::tr{'guardian blocktime'}:</td>
431 <td><input type='text' name='GUARDIAN_BLOCKTIME' value='$settings{'GUARDIAN_BLOCKTIME'}' size='10' /></td>
434 <td width='20%' class='base'>$Lang::tr{'guardian logfile'}:</td>
435 <td><input type='text' name='GUARDIAN_LOGFILE' value='$settings{'GUARDIAN_LOGFILE'}' size='30' /></td>
438 <td width='20%' class='base'>$Lang::tr{'guardian snort alertfile'}:</td>
439 <td><input type='text' name='GUARDIAN_SNORT_ALERTFILE' value='$settings{'GUARDIAN_SNORT_ALERTFILE'}' size='30' /></td>
450 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
460 # Function to show elements of the guardian ignorefile and allow to add or remove single members of it.
461 sub showIgnoreBox
() {
462 &Header
::openbox
('100%', 'center', $Lang::tr
{'guardian ignored hosts'});
467 <td colspan='2' class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'guardian ignored hosts'}</b></td>
470 # Check if the guardian ignore file contains any content.
471 if (-s
$ignorefile) {
473 # Open file and print contents.
474 open FILE
, $ignorefile or die "Could not open $ignorefile";
479 # Read file line by line and print out the elements.
480 while( my $ignored_element = <FILE
> ) {
482 # Increase id number for each element in the ignore file.
485 # Check if the id number is even or not.
487 $col="bgcolor='$color{'color22'}'";
489 $col="bgcolor='$color{'color20'}'";
494 <td width='80%' class='base' $col>$ignored_element</td>
495 <td width='20%' align='center' $col>
496 <form method='post' name='$id' action='$ENV{'SCRIPT_NAME'}'>
497 <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' title='$Lang::tr{'remove'}' alt='$Lang::tr{'remove'}'>
498 <input type='hidden' name='ID' value='$id'>
499 <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}'>
507 # Print notice that currently no elements are stored in the ignore file.
509 print "<td class='base' colspan='2'>$Lang::tr{'guardian no entries'}</td>\n";
515 # Section to add new elements to the ignore list.
520 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
522 <td width='30%'>$Lang::tr{'dnsforward add a new entry'}: </td>
523 <td width='50%'><input type='text' name='NEW_IGNORE_ENTRY' value='' size='24' /></td>
524 <td align='center' width='20%'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td>
534 # Function to list currently bocked addresses from guardian and unblock them or add custom entries to block.
535 sub showBlockedBox
() {
536 &Header
::openbox
('100%', 'center', $Lang::tr
{'guardian blocked hosts'});
541 <td colspan='2' class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'guardian blocked hosts'}</b></td>
545 # Lauch function to get the currently blocked hosts.
546 my @blocked_hosts = &GetBlockedHosts
();
551 # Loop through our blocked hosts array.
552 foreach my $blocked_host (@blocked_hosts) {
554 # Increase id number for each element in the ignore file.
557 # Check if the id number is even or not.
559 $col="bgcolor='$color{'color22'}'";
561 $col="bgcolor='$color{'color20'}'";
566 <td width='80%' class='base' $col><a href='/cgi-bin/ipinfo.cgi?ip=$blocked_host'>$blocked_host</a></td>
567 <td width='20%' align='center' $col>
568 <form method='post' name='frmb$id' action='$ENV{'SCRIPT_NAME'}'>
569 <input type='image' name='$Lang::tr{'unblock'}' src='/images/delete.gif' title='$Lang::tr{'unblock'}' alt='$Lang::tr{'unblock'}'>
570 <input type='hidden' name='ADDRESS_UNBLOCK' value='$blocked_host'>
571 <input type='hidden' name='ACTION' value='$Lang::tr{'unblock'}'>
578 # If the loop only has been runs once the id still is "0", which means there are no
579 # additional entries (blocked hosts) in the iptables chain.
582 # Print notice that currently no hosts are blocked.
584 print "<td class='base' colspan='2'>$Lang::tr{'guardian no entries'}</td>\n";
590 # Section for a manual block of an IP-address.
594 <table width='60%' border='0'>
595 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
597 <td width='30%'>$Lang::tr{'guardian block a host'}: </td>
598 <td width='40%'><input type='text' name='ADDRESS_BLOCK' value='' size='24' /></td>
599 <td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'block'}'></td>
600 <td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'unblock all'}'></td>
610 &Header
::closebigbox
();
611 &Header
::closepage
();
613 # Function to check if guardian has been started.
614 # Grab process id and consumed memory if the daemon is running.
618 open(FILE
, '/usr/local/bin/addonctrl guardian status | ');
621 $string = join("", @guardian);
622 $string =~ s/[a-z_]//gi;
623 $string =~ s/\[[0-1]\;[0-9]+//gi;
624 $string =~ s/[\(\)\.]//gi;
627 @pid = split(/\s/,$string);
628 if (open(FILE
, "/proc/$pid[0]/statm")){
630 @memory = split(/ /,$temp);
636 sub GetBlockedHosts
() {
638 # Create new, empty array.
641 # Lauch helper to get chains from iptables.
642 open(FILE
, "/usr/local/bin/guardianctrl get-chain |");
644 # Read file line by line and print out the elements.
645 foreach my $line (<FILE
>) {
647 # Skip descriptive lines.
648 next if ($line =~ /^Chain/);
649 next if ($line =~ /^ pkts/);
651 # Generate array, based on the line content (seperator is a single or multiple space's)
652 my @comps = split(/\s{1,}/, $line);
653 my ($lead, $pkts, $bytes, $target, $prot, $opt, $in, $out, $source, $destination) = @comps;
655 # Assign different variable names.
656 my $blocked_host = $source;
658 # Add host to our hosts array.
659 push(@hosts, $blocked_host);
662 # Convert entries, sort them, write back and store the sorted entries into new array.
663 my @sorted = map { $_->[0] }
664 sort { $a->[1] <=> $b->[1] }
665 map { [$_, int sprintf("%03.f%03.f%03.f%03.f", split(/\./, $_))] }
668 # Return our sorted list.
672 sub BuildConfiguration
() {
674 &General
::readhash
("${General::swroot}/guardian/settings", \
%settings);
676 my $configfile = "${General::swroot}/guardian/guardian.conf";
678 # We set this to 1 (enabled) to prevent guardian from blocking the ISP gateway.
679 my $HostGatewayByte = "1";
681 # Open configfile for writing.
682 open(FILE
, ">$configfile");
684 print FILE
"EnableSnortMonitoring\t\t$settings{'GUARDIAN_ENABLE_SNORT'}\n";
685 print FILE
"EnableSSHMonitoring\t\t$settings{'GUARDIAN_ENABLE_SSH'}\n";
686 print FILE
"EnableHTTPDMonitoring\t\t$settings{'GUARDIAN_ENABLE_HTTPD'}\n";
688 # Check if owncloud settings should be written.
689 if (exists $settings{'GUARDIAN_ENABLE_OWNCLOUD'}) {
690 print FILE
"EnableOwncloudMonitoring\t$settings{'GUARDIAN_ENABLE_OWNCLOUD'}\n";
693 print FILE
"LogLevel\t\t\t$settings{'GUARDIAN_LOGLEVEL'}\n";
694 print FILE
"BlockCount\t\t\t$settings{'GUARDIAN_BLOCKCOUNT'}\n";
695 print FILE
"HostGatewayByte\t\t\t$HostGatewayByte\n";
696 print FILE
"LogFile\t\t\t\t$settings{'GUARDIAN_LOGFILE'}\n";
697 print FILE
"AlertFile\t\t\t$settings{'GUARDIAN_SNORT_ALERTFILE'}\n";
698 print FILE
"IgnoreFile\t\t\t$ignorefile\n";
699 print FILE
"TimeLimit\t\t\t$settings{'GUARDIAN_BLOCKTIME'}\n";
700 print FILE
"PriorityLevel\t\t\t$settings{'GUARDIAN_PRIORITY_LEVEL'}\n";
704 # Check if guardian should be started or stopped.
705 if($settings{'GUARDIAN_ENABLED'} eq 'on') {
707 # Call guardianctl to perform a reload.
708 system("/usr/local/bin/guardianctrl reload &>/dev/null");
711 system("/usr/local/bin/guardianctrl start &>/dev/null");
715 system("/usr/local/bin/guardianctrl stop &>/dev/null");