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01dbccb1 SS |
1 | #!/usr/bin/perl |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
b5f7d903 | 5 | # Copyright (C) 2016 IPFire Team <info@ipfire.org> # |
01dbccb1 SS |
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 | ||
22 | use strict; | |
b5f7d903 | 23 | use Locale::Codes::Country; |
af6856af | 24 | use Guardian::Socket; |
01dbccb1 SS |
25 | |
26 | # enable only the following on debugging purpose | |
eff1feb8 SS |
27 | #use warnings; |
28 | #use CGI::Carp 'fatalsToBrowser'; | |
01dbccb1 SS |
29 | |
30 | require '/var/ipfire/general-functions.pl'; | |
31 | require "${General::swroot}/lang.pl"; | |
32 | require "${General::swroot}/header.pl"; | |
33 | ||
34 | #workaround to suppress a warning when a variable is used only once | |
b1597f87 MF |
35 | my @dummy = ( |
36 | ${Header::colourred}, | |
37 | ${Header::colourgreen} | |
38 | ); | |
39 | ||
01dbccb1 SS |
40 | undef (@dummy); |
41 | ||
42 | my $string=(); | |
43 | my $memory=(); | |
44 | my @memory=(); | |
45 | my @pid=(); | |
46 | my @guardian=(); | |
01dbccb1 SS |
47 | |
48 | # Path to the guardian.ignore file. | |
49 | my $ignorefile ='/var/ipfire/guardian/guardian.ignore'; | |
50 | ||
52958991 SS |
51 | # Hash which contains the supported modules and the |
52 | # file locations on IPFire systems. | |
53 | my %module_file_locations = ( | |
54 | "HTTPD" => "/var/log/httpd/error_log", | |
52958991 SS |
55 | "SSH" => "/var/log/messages", |
56 | ); | |
57 | ||
01dbccb1 SS |
58 | our %netsettings = (); |
59 | &General::readhash("${General::swroot}/ethernet/settings", \%netsettings); | |
60 | ||
61 | our %color = (); | |
62 | our %mainsettings = (); | |
63 | &General::readhash("${General::swroot}/main/settings", \%mainsettings); | |
64 | &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color); | |
65 | ||
7edbe063 SS |
66 | # File declarations. |
67 | my $settingsfile = "${General::swroot}/guardian/settings"; | |
68 | my $ignoredfile = "${General::swroot}/guardian/ignored"; | |
69 | ||
70 | # Create empty settings and ignoredfile if they do not exist yet. | |
71 | unless (-e "$settingsfile") { system("touch $settingsfile"); } | |
72 | unless (-e "$ignoredfile") { system("touch $ignoredfile"); } | |
73 | ||
01dbccb1 | 74 | our %settings = (); |
7edbe063 | 75 | our %ignored = (); |
01dbccb1 | 76 | |
28981fac SS |
77 | $settings{'ACTION'} = ''; |
78 | ||
01dbccb1 | 79 | $settings{'GUARDIAN_ENABLED'} = 'off'; |
723648ac SS |
80 | $settings{'GUARDIAN_MONITOR_SSH'} = 'on'; |
81 | $settings{'GUARDIAN_MONITOR_HTTPD'} = 'on'; | |
82 | $settings{'GUARDIAN_MONITOR_OWNCLOUD'} = ''; | |
52958991 | 83 | $settings{'GUARDIAN_LOG_FACILITY'} = 'syslog'; |
a35a0668 SS |
84 | $settings{'GUARDIAN_LOGLEVEL'} = 'info'; |
85 | $settings{'GUARDIAN_BLOCKCOUNT'} = '3'; | |
01dbccb1 | 86 | $settings{'GUARDIAN_BLOCKTIME'} = '86400'; |
2d17c6e6 | 87 | $settings{'GUARDIAN_FIREWALL_ACTION'} = 'DROP'; |
01dbccb1 | 88 | $settings{'GUARDIAN_LOGFILE'} = '/var/log/guardian/guardian.log'; |
01dbccb1 | 89 | |
01dbccb1 SS |
90 | my $errormessage = ''; |
91 | ||
92 | &Header::showhttpheaders(); | |
93 | ||
94 | # Get GUI values. | |
95 | &Header::getcgihash(\%settings); | |
01dbccb1 | 96 | |
f8c3bfe0 SS |
97 | # Check if guardian is running and grab some stats. |
98 | &daemonstats(); | |
922ddf0e | 99 | my $pid = $pid[0]; |
f8c3bfe0 | 100 | |
01dbccb1 SS |
101 | ## Perform input checks and save settings. |
102 | # | |
103 | if ($settings{'ACTION'} eq $Lang::tr{'save'}) { | |
01dbccb1 | 104 | # Check for valid blocktime. |
96655fa6 | 105 | unless(($settings{'GUARDIAN_BLOCKTIME'} =~ /^\d+$/) && ($settings{'GUARDIAN_BLOCKTIME'} ne "0")) { |
01dbccb1 | 106 | $errormessage = "$Lang::tr{'guardian invalid blocktime'}"; |
a35a0668 SS |
107 | } |
108 | ||
d68ead3d | 109 | # Check if the blockcount is valid. |
96655fa6 | 110 | unless(($settings{'GUARDIAN_BLOCKCOUNT'} =~ /^\d+$/) && ($settings{'GUARDIAN_BLOCKCOUNT'} ne "0")) { |
a35a0668 | 111 | $errormessage = "$Lang::tr{'guardian invalid blockcount'}"; |
01dbccb1 SS |
112 | } |
113 | ||
114 | # Check Logfile. | |
96655fa6 | 115 | unless($settings{'GUARDIAN_LOGFILE'} =~ /^[a-zA-Z0-9\.\/]+$/) { |
a35a0668 | 116 | $errormessage = "$Lang::tr{'guardian invalid logfile'}"; |
01dbccb1 SS |
117 | } |
118 | ||
01dbccb1 | 119 | # Only continue if no error message has been set. |
96655fa6 | 120 | if($errormessage eq '') { |
01dbccb1 SS |
121 | # Write configuration settings to file. |
122 | &General::writehash("${General::swroot}/guardian/settings", \%settings); | |
123 | ||
124 | # Update configuration files. | |
125 | &BuildConfiguration(); | |
126 | } | |
127 | ||
7edbe063 | 128 | ## Add/edit an entry to the ignore file. |
01dbccb1 | 129 | # |
7edbe063 | 130 | } elsif (($settings{'ACTION'} eq $Lang::tr{'add'}) || ($settings{'ACTION'} eq $Lang::tr{'update'})) { |
01dbccb1 SS |
131 | |
132 | # Check if any input has been performed. | |
7edbe063 | 133 | if ($settings{'IGNORE_ENTRY_ADDRESS'} ne '') { |
01dbccb1 SS |
134 | |
135 | # Check if the given input is no valid IP-address or IP-address with subnet, display an error message. | |
7edbe063 | 136 | if ((!&General::validip($settings{'IGNORE_ENTRY_ADDRESS'})) && (!&General::validipandmask($settings{'IGNORE_ENTRY_ADDRESS'}))) { |
01dbccb1 SS |
137 | $errormessage = "$Lang::tr{'guardian invalid address or subnet'}"; |
138 | } | |
139 | } else { | |
140 | $errormessage = "$Lang::tr{'guardian empty input'}"; | |
141 | } | |
142 | ||
143 | # Go further if there was no error. | |
144 | if ($errormessage eq '') { | |
7edbe063 SS |
145 | my %ignored = (); |
146 | my $id; | |
147 | my $status; | |
148 | ||
149 | # Assign hash values. | |
150 | my $new_entry_address = $settings{'IGNORE_ENTRY_ADDRESS'}; | |
151 | my $new_entry_remark = $settings{'IGNORE_ENTRY_REMARK'}; | |
152 | ||
153 | # Read-in ignoredfile. | |
154 | &General::readhasharray($ignoredfile, \%ignored); | |
155 | ||
156 | # Check if we should edit an existing entry and got an ID. | |
157 | if (($settings{'ACTION'} eq $Lang::tr{'update'}) && ($settings{'ID'})) { | |
158 | # Assin the provided id. | |
159 | $id = $settings{'ID'}; | |
160 | ||
161 | # Undef the given ID. | |
162 | undef($settings{'ID'}); | |
163 | ||
164 | # Grab the configured status of the corresponding entry. | |
165 | $status = $ignored{$id}[2]; | |
166 | } else { | |
167 | # Each newly added entry automatically should be enabled. | |
168 | $status = "enabled"; | |
01dbccb1 | 169 | |
7edbe063 SS |
170 | # Generate the ID for the new entry. |
171 | # | |
d68ead3d | 172 | # Sort the keys by their ID and store them in an array. |
7edbe063 | 173 | my @keys = sort { $a <=> $b } keys %ignored; |
01dbccb1 | 174 | |
7edbe063 SS |
175 | # Reverse the key array. |
176 | my @reversed = reverse(@keys); | |
177 | ||
178 | # Obtain the last used id. | |
179 | my $last_id = @reversed[0]; | |
180 | ||
181 | # Increase the last id by one and use it as id for the new entry. | |
182 | $id = ++$last_id; | |
183 | } | |
184 | ||
185 | # Add/Modify the entry to/in the ignored hash. | |
186 | $ignored{$id} = ["$new_entry_address", "$new_entry_remark", "$status"]; | |
187 | ||
188 | # Write the changed ignored hash to the ignored file. | |
189 | &General::writehasharray($ignoredfile, \%ignored); | |
190 | ||
191 | # Regenerate the ignore file. | |
97849142 | 192 | &GenerateIgnoreFile(); |
01dbccb1 SS |
193 | } |
194 | ||
f8c3bfe0 SS |
195 | # Check if guardian is running. |
196 | if ($pid > 0) { | |
af6856af | 197 | # Send reload command through socket connection. |
1cc65323 | 198 | &Guardian::Socket::Client("reload-ignore-list"); |
f8c3bfe0 SS |
199 | } |
200 | ||
7edbe063 | 201 | ## Toggle Enabled/Disabled for an existing entry on the ignore list. |
01dbccb1 | 202 | # |
7edbe063 SS |
203 | |
204 | } elsif ($settings{'ACTION'} eq $Lang::tr{'toggle enable disable'}) { | |
205 | my %ignored = (); | |
206 | ||
207 | # Only go further, if an ID has been passed. | |
208 | if ($settings{'ID'}) { | |
209 | # Assign the given ID. | |
210 | my $id = $settings{'ID'}; | |
211 | ||
212 | # Undef the given ID. | |
213 | undef($settings{'ID'}); | |
214 | ||
215 | # Read-in ignoredfile. | |
216 | &General::readhasharray($ignoredfile, \%ignored); | |
217 | ||
218 | # Grab the configured status of the corresponding entry. | |
219 | my $status = $ignored{$id}[2]; | |
220 | ||
221 | # Switch the status. | |
222 | if ($status eq "disabled") { | |
223 | $status = "enabled"; | |
224 | } else { | |
225 | $status = "disabled"; | |
226 | } | |
227 | ||
228 | # Modify the status of the existing entry. | |
229 | $ignored{$id} = ["$ignored{$id}[0]", "$ignored{$id}[1]", "$status"]; | |
230 | ||
231 | # Write the changed ignored hash to the ignored file. | |
232 | &General::writehasharray($ignoredfile, \%ignored); | |
233 | ||
234 | # Regenerate the ignore file. | |
97849142 | 235 | &GenerateIgnoreFile(); |
7edbe063 SS |
236 | |
237 | # Check if guardian is running. | |
238 | if ($pid > 0) { | |
239 | # Send reload command through socket connection. | |
1cc65323 | 240 | &Guardian::Socket::Client("reload-ignore-list"); |
01dbccb1 SS |
241 | } |
242 | } | |
7edbe063 SS |
243 | |
244 | ## Remove entry from ignore list. | |
245 | # | |
246 | } elsif ($settings{'ACTION'} eq $Lang::tr{'remove'}) { | |
247 | my %ignored = (); | |
248 | ||
249 | # Read-in ignoredfile. | |
250 | &General::readhasharray($ignoredfile, \%ignored); | |
251 | ||
252 | # Drop entry from the hash. | |
253 | delete($ignored{$settings{'ID'}}); | |
254 | ||
255 | # Undef the given ID. | |
256 | undef($settings{'ID'}); | |
257 | ||
258 | # Write the changed ignored hash to the ignored file. | |
259 | &General::writehasharray($ignoredfile, \%ignored); | |
260 | ||
261 | # Regenerate the ignore file. | |
97849142 | 262 | &GenerateIgnoreFile(); |
01dbccb1 | 263 | |
f8c3bfe0 SS |
264 | # Check if guardian is running. |
265 | if ($pid > 0) { | |
af6856af | 266 | # Send reload command through socket connection. |
1cc65323 | 267 | &Guardian::Socket::Client("reload-ignore-list"); |
f8c3bfe0 SS |
268 | } |
269 | ||
01dbccb1 SS |
270 | ## Block a user given address or subnet. |
271 | # | |
272 | } elsif ($settings{'ACTION'} eq $Lang::tr{'block'}) { | |
273 | ||
c973d6da SS |
274 | # Assign some temporary variables used for input validation. |
275 | my $input = $settings{'ADDRESS_BLOCK'}; | |
276 | my $green = $netsettings{'GREEN_ADDRESS'}; | |
277 | my $blue = $netsettings{'BLUE_ADDRESS'}; | |
278 | my $orange = $netsettings{'ORANGE_ADDRESS'}; | |
279 | my $red = $netsettings{'RED_ADDRESS'}; | |
01dbccb1 | 280 | |
c232e348 SS |
281 | # File declarations. |
282 | my $gatewayfile = "${General::swroot}/red/remote-ipaddress"; | |
283 | my $dns1file = "${General::swroot}/red/dns1"; | |
284 | my $dns2file = "${General::swroot}/red/dns2"; | |
285 | ||
c973d6da | 286 | # Get gateway address. |
c232e348 SS |
287 | my $gateway = &_get_address_from_file($gatewayfile); |
288 | ||
289 | # Get addresses from the used dns servers. | |
290 | my $dns1 = &_get_address_from_file($dns1file); | |
291 | my $dns2 = &_get_address_from_file($dns2file); | |
01dbccb1 | 292 | |
c973d6da SS |
293 | # Check if any input has been performed. |
294 | if ($input eq '') { | |
295 | $errormessage = "$Lang::tr{'guardian empty input'}"; | |
296 | } | |
297 | ||
298 | # Check if the given input is localhost (127.0.0.1). | |
299 | elsif ($input eq "127.0.0.1") { | |
300 | $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}"; | |
301 | } | |
302 | ||
303 | # Check if the given input is anywhere (0.0.0.0). | |
304 | elsif ($input eq "0.0.0.0") { | |
305 | $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}"; | |
306 | } | |
307 | ||
308 | # Check if the given input is one of the interface addresses or our gateway. | |
62fd0e6f | 309 | elsif ($input eq "$green" || $input eq "$blue" || $input eq "$orange" || $input eq "$red" || $input eq "$gateway" || $input eq "$dns1" || $input eq "$dns2") { |
c973d6da SS |
310 | $errormessage = "$Lang::tr{'guardian blocking of this address is not allowed'}"; |
311 | } | |
312 | ||
313 | # Check if the given input is a valid IP address. | |
314 | elsif (!&General::validip($input)) { | |
315 | $errormessage = "$Lang::tr{'guardian invalid address or subnet'}"; | |
316 | } | |
01dbccb1 SS |
317 | |
318 | # Go further if there was no error. | |
319 | if ($errormessage eq '') { | |
320 | my $block = $settings{'ADDRESS_BLOCK'}; | |
321 | ||
af6856af SS |
322 | # Send command to block the specified address through socket connection. |
323 | &Guardian::Socket::Client("block $block"); | |
01dbccb1 SS |
324 | } |
325 | ||
326 | ## Unblock address or subnet. | |
327 | # | |
328 | } elsif ($settings{'ACTION'} eq $Lang::tr{'unblock'}) { | |
329 | ||
330 | # Check if no empty input has been performed. | |
331 | if ($settings{'ADDRESS_UNBLOCK'} ne '') { | |
332 | ||
333 | # Check if the given input is no valid IP-address or IP-address with subnet, display an error message. | |
334 | if ((!&General::validip($settings{'ADDRESS_UNBLOCK'})) && (!&General::validipandmask($settings{'ADDRESS_UNBLOCK'}))) { | |
335 | $errormessage = "$Lang::tr{'guardian invalid address or subnet'}"; | |
336 | } | |
337 | ||
338 | } else { | |
339 | $errormessage = "$Lang::tr{'guardian empty input'}"; | |
340 | } | |
341 | ||
342 | # Go further if there was no error. | |
343 | if ($errormessage eq '') { | |
344 | my $unblock = $settings{'ADDRESS_UNBLOCK'}; | |
345 | ||
af6856af SS |
346 | # Send command to unblock the given address through socket connection. |
347 | &Guardian::Socket::Client("unblock $unblock"); | |
01dbccb1 SS |
348 | } |
349 | ||
350 | ## Unblock all. | |
351 | # | |
352 | } elsif ($settings{'ACTION'} eq $Lang::tr{'unblock all'}) { | |
353 | ||
af6856af SS |
354 | # Send flush command through socket connection. |
355 | &Guardian::Socket::Client("flush"); | |
01dbccb1 SS |
356 | } |
357 | ||
7edbe063 | 358 | # Load settings from files. |
36dbcf2e | 359 | &General::readhash("${General::swroot}/guardian/settings", \%settings); |
7edbe063 | 360 | &General::readhasharray("${General::swroot}/guardian/ignored", \%ignored); |
01dbccb1 SS |
361 | |
362 | # Call functions to generate whole page. | |
363 | &showMainBox(); | |
364 | &showIgnoreBox(); | |
365 | ||
366 | # Display area only if guardian is running. | |
f8c3bfe0 | 367 | if ( ($memory != 0) && ($pid > 0) ) { |
01dbccb1 SS |
368 | &showBlockedBox(); |
369 | } | |
370 | ||
371 | # Function to display the status of guardian and allow base configuration. | |
372 | sub showMainBox() { | |
373 | my %checked = (); | |
7899718f | 374 | my %selected = (); |
01dbccb1 SS |
375 | |
376 | $checked{'GUARDIAN_ENABLED'}{'on'} = ''; | |
377 | $checked{'GUARDIAN_ENABLED'}{'off'} = ''; | |
378 | $checked{'GUARDIAN_ENABLED'}{$settings{'GUARDIAN_ENABLED'}} = 'checked'; | |
723648ac SS |
379 | $checked{'GUARDIAN_MONITOR_SSH'}{'off'} = ''; |
380 | $checked{'GUARDIAN_MONITOR_SSH'}{'on'} = ''; | |
381 | $checked{'GUARDIAN_MONITOR_SSH'}{$settings{'GUARDIAN_MONITOR_SSH'}} = "checked='checked'"; | |
382 | $checked{'GUARDIAN_MONITOR_HTTPD'}{'off'} = ''; | |
383 | $checked{'GUARDIAN_MONITOR_HTTPD'}{'on'} = ''; | |
384 | $checked{'GUARDIAN_MONITOR_HTTPD'}{$settings{'GUARDIAN_MONITOR_HTTPD'}} = "checked='checked'"; | |
385 | $checked{'GUARDIAN_MONITOR_OWNCLOUD'}{'off'} = ''; | |
386 | $checked{'GUARDIAN_MONITOR_OWNCLOUD'}{'on'} = ''; | |
387 | $checked{'GUARDIAN_MONITOR_OWNCLOUD'}{$settings{'GUARDIAN_MONITOR_OWNCLOUD'}} = "checked='checked'"; | |
01dbccb1 | 388 | |
52958991 | 389 | $selected{'GUARDIAN_LOG_FACILITY'}{$settings{'GUARDIAN_LOG_FACILITY'}} = 'selected'; |
4a7fc9f6 | 390 | $selected{'GUARDIAN_LOGLEVEL'}{$settings{'GUARDIAN_LOGLEVEL'}} = 'selected'; |
2d17c6e6 | 391 | $selected{'GUARDIAN_FIREWALL_ACTION'}{$settings{'GUARDIAN_FIREWALL_ACTION'}} = 'selected'; |
7899718f | 392 | |
01dbccb1 SS |
393 | &Header::openpage($Lang::tr{'guardian configuration'}, 1, ''); |
394 | &Header::openbigbox('100%', 'left', '', $errormessage); | |
395 | ||
396 | # Print errormessage if there is one. | |
397 | if ($errormessage) { | |
398 | &Header::openbox('100%', 'left', $Lang::tr{'error messages'}); | |
399 | print "<font class='base'>$errormessage </font>\n"; | |
400 | &Header::closebox(); | |
401 | } | |
402 | ||
2daa1f5b SS |
403 | ### Java Script ### |
404 | print<<END; | |
405 | <script> | |
f617f21c | 406 | var update_options = function() { |
2daa1f5b SS |
407 | |
408 | var logfacility = \$("#GUARDIAN_LOG_FACILITY").val(); | |
f617f21c | 409 | var loglevel = \$("#GUARDIAN_LOGLEVEL").val(); |
2daa1f5b SS |
410 | |
411 | if (logfacility === undefined) | |
412 | return; | |
413 | ||
f617f21c SS |
414 | if (loglevel === undefined) |
415 | return; | |
416 | ||
417 | // Show / Hide input for specifying the path to the logfile. | |
2daa1f5b SS |
418 | if (logfacility === "file") { |
419 | \$(".GUARDIAN_LOGFILE").show(); | |
420 | } else { | |
421 | \$(".GUARDIAN_LOGFILE").hide(); | |
422 | } | |
f617f21c SS |
423 | |
424 | // Show / Hide loglevel debug if the facility is set to syslog. | |
425 | if (logfacility === "syslog") { | |
426 | \$("#loglevel_debug").hide(); | |
427 | } else { | |
428 | \$("#loglevel_debug").show(); | |
429 | } | |
430 | ||
431 | // Show / Hide logfacility syslog if the loglevel is set to debug. | |
432 | if (loglevel === "debug") { | |
433 | \$("#logfacility_syslog").hide(); | |
434 | } else { | |
435 | \$("#logfacility_syslog").show(); | |
436 | } | |
2daa1f5b SS |
437 | }; |
438 | ||
439 | \$(document).ready(function() { | |
f617f21c SS |
440 | \$("#GUARDIAN_LOG_FACILITY").change(update_options); |
441 | \$("#GUARDIAN_LOGLEVEL").change(update_options); | |
442 | update_options(); | |
2daa1f5b SS |
443 | }); |
444 | </script> | |
445 | END | |
446 | ||
447 | ||
01dbccb1 SS |
448 | |
449 | # Draw current guardian state. | |
450 | &Header::openbox('100%', 'center', $Lang::tr{'guardian'}); | |
451 | ||
f8c3bfe0 | 452 | # Get current status of guardian. |
01dbccb1 | 453 | &daemonstats(); |
922ddf0e | 454 | $pid = $pid[0]; |
01dbccb1 SS |
455 | |
456 | # Display some useful information related to guardian, if daemon is running. | |
f8c3bfe0 | 457 | if ( ($memory != 0) && ($pid > 0) ){ |
01dbccb1 SS |
458 | print <<END; |
459 | <table width='95%' cellspacing='0' class='tbl'> | |
460 | <tr> | |
461 | <th bgcolor='$color{'color20'}' colspan='3' align='left'><strong>$Lang::tr{'guardian service'}</strong></th> | |
462 | </tr> | |
463 | <tr> | |
464 | <td class='base'>$Lang::tr{'guardian daemon'}</td> | |
465 | <td align='center' colspan='2' width='75%' bgcolor='${Header::colourgreen}'><font color='white'><strong>$Lang::tr{'running'}</strong></font></td> | |
466 | </tr> | |
467 | <tr> | |
468 | <td class='base'></td> | |
469 | <td bgcolor='$color{'color20'}' align='center'><strong>PID</strong></td> | |
470 | <td bgcolor='$color{'color20'}' align='center'><strong>$Lang::tr{'memory'}</strong></td> | |
471 | </tr> | |
472 | <tr> | |
473 | <td class='base'></td> | |
922ddf0e | 474 | <td bgcolor='$color{'color22'}' align='center'>$pid</td> |
01dbccb1 SS |
475 | <td bgcolor='$color{'color22'}' align='center'>$memory KB</td> |
476 | </tr> | |
477 | </table> | |
478 | END | |
479 | } else { | |
480 | # Otherwise display a hint that the service is not launched. | |
481 | print <<END; | |
482 | <table width='95%' cellspacing='0' class='tbl'> | |
483 | <tr> | |
484 | <th bgcolor='$color{'color20'}' colspan='3' align='left'><strong>$Lang::tr{'guardian service'}</strong></th> | |
485 | </tr> | |
486 | <tr> | |
487 | <td class='base'>$Lang::tr{'guardian daemon'}</td> | |
488 | <td align='center' width='75%' bgcolor='${Header::colourred}'><font color='white'><strong>$Lang::tr{'stopped'}</strong></font></td> | |
489 | </tr> | |
490 | </table> | |
491 | END | |
492 | } | |
493 | ||
494 | &Header::closebox(); | |
495 | ||
496 | # Draw elements for guardian configuration. | |
497 | &Header::openbox('100%', 'center', $Lang::tr{'guardian configuration'}); | |
498 | ||
499 | print <<END; | |
500 | <form method='post' action='$ENV{'SCRIPT_NAME'}'> | |
501 | ||
502 | <table width='95%'> | |
503 | <tr> | |
d2fea55e | 504 | <td colspan='2' class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'guardian common settings'}</b></td> |
01dbccb1 | 505 | </tr> |
c5f633c9 | 506 | |
01dbccb1 | 507 | <tr> |
c5f633c9 | 508 | <td width='25%' class='base'>$Lang::tr{'guardian enabled'}:</td> |
d2fea55e | 509 | <td><input type='checkbox' name='GUARDIAN_ENABLED' $checked{'GUARDIAN_ENABLED'}{'on'} /></td> |
01dbccb1 | 510 | </tr> |
c5f633c9 | 511 | |
26fcd31e SS |
512 | <tr> |
513 | <td colspan='2'><br></td> | |
514 | </tr> | |
c5f633c9 | 515 | |
26fcd31e | 516 | <tr> |
c5f633c9 | 517 | <td width='25%' class='base'>$Lang::tr{'guardian block ssh brute-force'}</td> |
723648ac SS |
518 | <td align='left'>on <input type='radio' name='GUARDIAN_MONITOR_SSH' value='on' $checked{'GUARDIAN_MONITOR_SSH'}{'on'} /> / |
519 | <input type='radio' name='GUARDIAN_MONITOR_SSH' value='off' $checked{'GUARDIAN_MONITOR_SSH'}{'off'} /> off</td> | |
26fcd31e | 520 | </tr> |
c5f633c9 | 521 | |
26fcd31e | 522 | <tr> |
c5f633c9 | 523 | <td width='25%' class='base'>$Lang::tr{'guardian block httpd brute-force'}</td> |
723648ac SS |
524 | <td align='left'>on <input type='radio' name='GUARDIAN_MONITOR_HTTPD' value='on' $checked{'GUARDIAN_MONITOR_HTTPD'}{'on'} /> / |
525 | <input type='radio' name='GUARDIAN_MONITOR_HTTPD' value='off' $checked{'GUARDIAN_MONITOR_HTTPD'}{'off'} /> off</td> | |
26fcd31e | 526 | </tr> |
c5f633c9 | 527 | |
52958991 SS |
528 | <tr> |
529 | <td colspan='2'><br></td> | |
530 | </tr> | |
c5f633c9 | 531 | |
52958991 SS |
532 | <tr> |
533 | <td align='left' width='20%'>$Lang::tr{'guardian logfacility'}:</td> | |
c5f633c9 MF |
534 | <td width='25%'><select id='GUARDIAN_LOG_FACILITY' name='GUARDIAN_LOG_FACILITY'> |
535 | <option id='logfacility_syslog' value='syslog' $selected{'GUARDIAN_LOG_FACILITY'}{'syslog'}>$Lang::tr{'guardian logtarget_syslog'}</option> | |
536 | <option id='logfacility_file' value='file' $selected{'GUARDIAN_LOG_FACILITY'}{'file'}>$Lang::tr{'guardian logtarget_file'}</option> | |
537 | <option id='logfacility_console' value='console' $selected{'GUARDIAN_LOG_FACILITY'}{'console'}>$Lang::tr{'guardian logtarget_console'}</option> | |
538 | </select></td> | |
539 | ||
540 | <td align='left' width='20%'>$Lang::tr{'guardian loglevel'}:</td> | |
541 | <td width='25%'><select id='GUARDIAN_LOGLEVEL' name='GUARDIAN_LOGLEVEL'> | |
542 | <option id='loglevel_off' value='off' $selected{'GUARDIAN_LOGLEVEL'}{'off'}>$Lang::tr{'guardian loglevel_off'}</option> | |
543 | <option id='loglevel_info' value='info' $selected{'GUARDIAN_LOGLEVEL'}{'info'}>$Lang::tr{'guardian loglevel_info'}</option> | |
544 | <option id='loglevel_debug' value='debug' $selected{'GUARDIAN_LOGLEVEL'}{'debug'}>$Lang::tr{'guardian loglevel_debug'}</option> | |
52958991 SS |
545 | </select></td> |
546 | </tr> | |
c5f633c9 MF |
547 | |
548 | <tr class="GUARDIAN_LOGFILE"> | |
26fcd31e SS |
549 | <td colspan='2'><br></td> |
550 | </tr> | |
c5f633c9 MF |
551 | |
552 | <tr class="GUARDIAN_LOGFILE"> | |
553 | <td width='25%' class='base'>$Lang::tr{'guardian logfile'}:</td> | |
554 | <td><input type='text' name='GUARDIAN_LOGFILE' value='$settings{'GUARDIAN_LOGFILE'}' size='30' /></td> | |
7899718f | 555 | </tr> |
c5f633c9 | 556 | |
6b19d192 | 557 | <tr> |
a35a0668 SS |
558 | <td colspan='2'><br></td> |
559 | </tr> | |
c5f633c9 | 560 | |
6b19d192 SS |
561 | <tr> |
562 | <td width='25%' class='base'>$Lang::tr{'guardian firewallaction'}:</td> | |
563 | <td><select name='GUARDIAN_FIREWALL_ACTION'> | |
564 | <option value='DROP' $selected{'GUARDIAN_FIREWALL_ACTION'}{'DROP'}>Drop</option> | |
565 | <option value='REJECT' $selected{'GUARDIAN_FIREWALL_ACTION'}{'REJECT'}>Reject</option> | |
4a7fc9f6 | 566 | </select></td> |
c5f633c9 MF |
567 | |
568 | <td width='25%' class='base'>$Lang::tr{'guardian blockcount'}:</td> | |
569 | <td><input type='text' name='GUARDIAN_BLOCKCOUNT' value='$settings{'GUARDIAN_BLOCKCOUNT'}' size='5' /></td> | |
4a7fc9f6 | 570 | </tr> |
c5f633c9 | 571 | |
4a7fc9f6 SS |
572 | <tr> |
573 | <td colspan='2'><br></td> | |
574 | </tr> | |
c5f633c9 | 575 | |
2d17c6e6 | 576 | <tr> |
c5f633c9 | 577 | <td width='25%' class='base'>$Lang::tr{'guardian blocktime'}:</td> |
d2fea55e | 578 | <td><input type='text' name='GUARDIAN_BLOCKTIME' value='$settings{'GUARDIAN_BLOCKTIME'}' size='10' /></td> |
01dbccb1 | 579 | </tr> |
c5f633c9 | 580 | |
01dbccb1 SS |
581 | </table> |
582 | END | |
583 | ||
584 | print <<END; | |
585 | <hr> | |
586 | ||
587 | <table width='95%'> | |
588 | <tr> | |
589 | <td> </td> | |
590 | <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td> | |
591 | <td> </td> | |
592 | </tr> | |
593 | </table> | |
594 | </form> | |
595 | END | |
596 | ||
597 | &Header::closebox(); | |
598 | } | |
599 | ||
600 | # Function to show elements of the guardian ignorefile and allow to add or remove single members of it. | |
601 | sub showIgnoreBox() { | |
602 | &Header::openbox('100%', 'center', $Lang::tr{'guardian ignored hosts'}); | |
603 | ||
604 | print <<END; | |
7edbe063 | 605 | <table width='80%'> |
01dbccb1 | 606 | <tr> |
7edbe063 SS |
607 | <td class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'ip address'}</b></td> |
608 | <td class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'remark'}</b></td> | |
609 | <td class='base' colspan='3' bgcolor='$color{'color20'}'></td> | |
01dbccb1 SS |
610 | </tr> |
611 | END | |
d68ead3d | 612 | # Check if some hosts have been added to be ignored. |
7edbe063 | 613 | if (keys (%ignored)) { |
01dbccb1 SS |
614 | my $col = ""; |
615 | ||
d68ead3d | 616 | # Loop through all entries of the hash. |
7edbe063 SS |
617 | while( (my $key) = each %ignored) { |
618 | # Assign data array positions to some nice variable names. | |
619 | my $address = $ignored{$key}[0]; | |
620 | my $remark = $ignored{$key}[1]; | |
621 | my $status = $ignored{$key}[2]; | |
622 | ||
623 | # Check if the key (id) number is even or not. | |
624 | if ($settings{'ID'} eq $key) { | |
625 | $col="bgcolor='${Header::colouryellow}'"; | |
626 | } elsif ($key % 2) { | |
01dbccb1 SS |
627 | $col="bgcolor='$color{'color22'}'"; |
628 | } else { | |
629 | $col="bgcolor='$color{'color20'}'"; | |
630 | } | |
631 | ||
7edbe063 SS |
632 | # Choose icon for the checkbox. |
633 | my $gif; | |
634 | my $gdesc; | |
635 | ||
636 | # Check if the status is enabled and select the correct image and description. | |
637 | if ($status eq 'enabled' ) { | |
638 | $gif = 'on.gif'; | |
639 | $gdesc = $Lang::tr{'click to disable'}; | |
640 | } else { | |
641 | $gif = 'off.gif'; | |
642 | $gdesc = $Lang::tr{'click to enable'}; | |
643 | } | |
644 | ||
01dbccb1 SS |
645 | print <<END; |
646 | <tr> | |
7edbe063 SS |
647 | <td width='20%' class='base' $col>$address</td> |
648 | <td width='65%' class='base' $col>$remark</td> | |
649 | ||
650 | <td align='center' $col> | |
651 | <form method='post' action='$ENV{'SCRIPT_NAME'}'> | |
652 | <input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' /> | |
653 | <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif' alt='$gdesc' title='$gdesc' /> | |
654 | <input type='hidden' name='ID' value='$key' /> | |
655 | </form> | |
656 | </td> | |
657 | ||
658 | <td align='center' $col> | |
659 | <form method='post' action='$ENV{'SCRIPT_NAME'}'> | |
660 | <input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' /> | |
661 | <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' /> | |
662 | <input type='hidden' name='ID' value='$key' /> | |
663 | </form> | |
664 | </td> | |
665 | ||
666 | <td align='center' $col> | |
667 | <form method='post' name='$key' action='$ENV{'SCRIPT_NAME'}'> | |
01dbccb1 | 668 | <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' title='$Lang::tr{'remove'}' alt='$Lang::tr{'remove'}'> |
7edbe063 | 669 | <input type='hidden' name='ID' value='$key'> |
01dbccb1 SS |
670 | <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}'> |
671 | </form> | |
672 | </td> | |
673 | </tr> | |
674 | END | |
675 | } | |
01dbccb1 | 676 | } else { |
7edbe063 | 677 | # Print notice that currently no hosts are ignored. |
01dbccb1 SS |
678 | print "<tr>\n"; |
679 | print "<td class='base' colspan='2'>$Lang::tr{'guardian no entries'}</td>\n"; | |
680 | print "</tr>\n"; | |
681 | } | |
682 | ||
683 | print "</table>\n"; | |
684 | ||
7edbe063 | 685 | # Section to add new elements or edit existing ones. |
01dbccb1 | 686 | print <<END; |
1d5702a7 | 687 | <br> |
7edbe063 SS |
688 | <hr> |
689 | <br> | |
690 | ||
1d5702a7 | 691 | <div align='center'> |
7edbe063 SS |
692 | <table width='100%'> |
693 | END | |
694 | ||
695 | # Assign correct headline and button text. | |
696 | my $buttontext; | |
697 | my $entry_address; | |
698 | my $entry_remark; | |
699 | ||
700 | # Check if an ID (key) has been given, in this case an existing entry should be edited. | |
701 | if ($settings{'ID'} ne '') { | |
702 | $buttontext = $Lang::tr{'update'}; | |
703 | print "<tr><td class='boldbase' colspan='3'><b>$Lang::tr{'update'}</b></td></tr>\n"; | |
704 | ||
705 | # Grab address and remark for the given key. | |
706 | $entry_address = $ignored{$settings{'ID'}}[0]; | |
707 | $entry_remark = $ignored{$settings{'ID'}}[1]; | |
708 | } else { | |
709 | $buttontext = $Lang::tr{'add'}; | |
710 | print "<tr><td class='boldbase' colspan='3'><b>$Lang::tr{'dnsforward add a new entry'}</b></td></tr>\n"; | |
711 | } | |
712 | ||
713 | print <<END; | |
01dbccb1 | 714 | <form method='post' action='$ENV{'SCRIPT_NAME'}'> |
7edbe063 | 715 | <input type='hidden' name='ID' value='$settings{'ID'}'> |
01dbccb1 | 716 | <tr> |
7edbe063 SS |
717 | <td width='30%'>$Lang::tr{'ip address'}: </td> |
718 | <td width='50%'><input type='text' name='IGNORE_ENTRY_ADDRESS' value='$entry_address' size='24' /></td> | |
719 | ||
720 | <td width='30%'>$Lang::tr{'remark'}: </td> | |
721 | <td wicth='50%'><input type='text' name=IGNORE_ENTRY_REMARK value='$entry_remark' size='24' /></td> | |
722 | <td align='center' width='20%'><input type='submit' name='ACTION' value='$buttontext' /></td> | |
01dbccb1 SS |
723 | </tr> |
724 | </form> | |
725 | </table> | |
726 | </div> | |
727 | END | |
1d5702a7 SS |
728 | |
729 | &Header::closebox(); | |
01dbccb1 SS |
730 | } |
731 | ||
d68ead3d | 732 | # Function to list currently blocked addresses from guardian and unblock them or add custom entries to block. |
01dbccb1 SS |
733 | sub showBlockedBox() { |
734 | &Header::openbox('100%', 'center', $Lang::tr{'guardian blocked hosts'}); | |
735 | ||
01dbccb1 SS |
736 | print <<END; |
737 | <table width='60%'> | |
738 | <tr> | |
739 | <td colspan='2' class='base' bgcolor='$color{'color20'}'><b>$Lang::tr{'guardian blocked hosts'}</b></td> | |
740 | </tr> | |
741 | END | |
742 | ||
d68ead3d | 743 | # Launch function to get the currently blocked hosts. |
5f462919 SS |
744 | my @blocked_hosts = &GetBlockedHosts(); |
745 | ||
01dbccb1 | 746 | my $id = 0; |
01dbccb1 | 747 | my $col = ""; |
01dbccb1 | 748 | |
5f462919 SS |
749 | # Loop through our blocked hosts array. |
750 | foreach my $blocked_host (@blocked_hosts) { | |
01dbccb1 SS |
751 | |
752 | # Increase id number for each element in the ignore file. | |
753 | $id++; | |
754 | ||
755 | # Check if the id number is even or not. | |
756 | if ($id % 2) { | |
757 | $col="bgcolor='$color{'color22'}'"; | |
758 | } else { | |
759 | $col="bgcolor='$color{'color20'}'"; | |
760 | } | |
761 | ||
762 | print <<END; | |
763 | <tr> | |
8b8413e5 | 764 | <td width='80%' class='base' $col><a href='/cgi-bin/ipinfo.cgi?ip=$blocked_host'>$blocked_host</a></td> |
01dbccb1 SS |
765 | <td width='20%' align='center' $col> |
766 | <form method='post' name='frmb$id' action='$ENV{'SCRIPT_NAME'}'> | |
767 | <input type='image' name='$Lang::tr{'unblock'}' src='/images/delete.gif' title='$Lang::tr{'unblock'}' alt='$Lang::tr{'unblock'}'> | |
768 | <input type='hidden' name='ADDRESS_UNBLOCK' value='$blocked_host'> | |
769 | <input type='hidden' name='ACTION' value='$Lang::tr{'unblock'}'> | |
770 | </form> | |
771 | </td> | |
772 | </tr> | |
773 | END | |
774 | } | |
775 | ||
d68ead3d | 776 | # If the loop only has been run once the id still is "0", which means there are no |
01dbccb1 SS |
777 | # additional entries (blocked hosts) in the iptables chain. |
778 | if ($id == 0) { | |
779 | ||
780 | # Print notice that currently no hosts are blocked. | |
781 | print "<tr>\n"; | |
782 | print "<td class='base' colspan='2'>$Lang::tr{'guardian no entries'}</td>\n"; | |
783 | print "</tr>\n"; | |
784 | } | |
785 | ||
786 | print "</table>\n"; | |
787 | ||
01dbccb1 SS |
788 | # Section for a manual block of an IP-address. |
789 | print <<END; | |
1d5702a7 SS |
790 | <br> |
791 | <div align='center'> | |
792 | <table width='60%' border='0'> | |
01dbccb1 SS |
793 | <form method='post' action='$ENV{'SCRIPT_NAME'}'> |
794 | <tr> | |
795 | <td width='30%'>$Lang::tr{'guardian block a host'}: </td> | |
796 | <td width='40%'><input type='text' name='ADDRESS_BLOCK' value='' size='24' /></td> | |
797 | <td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'block'}'></td> | |
798 | <td align='center' width='15%'><input type='submit' name='ACTION' value='$Lang::tr{'unblock all'}'></td> | |
799 | </tr> | |
800 | </form> | |
801 | </table> | |
802 | </div> | |
803 | END | |
1d5702a7 SS |
804 | |
805 | &Header::closebox(); | |
01dbccb1 SS |
806 | } |
807 | ||
808 | &Header::closebigbox(); | |
809 | &Header::closepage(); | |
810 | ||
811 | # Function to check if guardian has been started. | |
812 | # Grab process id and consumed memory if the daemon is running. | |
813 | sub daemonstats() { | |
814 | $memory = 0; | |
815 | # for pid and memory | |
816 | open(FILE, '/usr/local/bin/addonctrl guardian status | '); | |
817 | @guardian = <FILE>; | |
818 | close(FILE); | |
819 | $string = join("", @guardian); | |
820 | $string =~ s/[a-z_]//gi; | |
821 | $string =~ s/\[[0-1]\;[0-9]+//gi; | |
822 | $string =~ s/[\(\)\.]//gi; | |
823 | $string =~ s/ //gi; | |
824 | $string =~ s/\e//gi; | |
825 | @pid = split(/\s/,$string); | |
826 | if (open(FILE, "/proc/$pid[0]/statm")){ | |
827 | my $temp = <FILE>; | |
828 | @memory = split(/ /,$temp); | |
829 | close(FILE); | |
830 | } | |
831 | $memory+=$memory[0]; | |
832 | } | |
833 | ||
5f462919 | 834 | sub GetBlockedHosts() { |
5f462919 SS |
835 | # Create new, empty array. |
836 | my @hosts; | |
837 | ||
d68ead3d | 838 | # Launch helper to get chains from iptables. |
891ba055 SS |
839 | system('/usr/local/bin/getipstat'); |
840 | ||
841 | # Open temporary file which contains the chains and rules. | |
d68ead3d | 842 | open (FILE, '/var/tmp/iptables.txt'); |
891ba055 SS |
843 | |
844 | # Loop through the entire file. | |
845 | while (<FILE>) { | |
846 | my $line = $_; | |
847 | ||
848 | # Search for the guardian chain and extract | |
849 | # the lines between it and the next empty line | |
850 | # which is placed before the next firewall | |
851 | # chain starts. | |
852 | if ($line =~ /^Chain GUARDIAN/ .. /^\s*$/) { | |
853 | # Skip descriptive lines. | |
854 | next if ($line =~ /^Chain/); | |
855 | next if ($line =~ /^ pkts/); | |
856 | ||
d68ead3d | 857 | # Generate array, based on the line content (separator is a single or multiple space) |
891ba055 SS |
858 | my @comps = split(/\s{1,}/, $line); |
859 | my ($lead, $pkts, $bytes, $target, $prot, $opt, $in, $out, $source, $destination) = @comps; | |
860 | ||
861 | # Assign different variable names. | |
862 | my $blocked_host = $source; | |
863 | ||
864 | # Add host to our hosts array. | |
865 | if ($blocked_host) { | |
866 | push(@hosts, $blocked_host); | |
867 | } | |
868 | } | |
869 | } | |
5f462919 | 870 | |
891ba055 SS |
871 | # Close filehandle. |
872 | close(FILE); | |
5f462919 | 873 | |
891ba055 | 874 | # Remove recently created temporary files of the "getipstat" binary. |
d68ead3d MF |
875 | system("rm -f /var/tmp/iptables.txt"); |
876 | system("rm -f /var/tmp/iptablesmangle.txt"); | |
877 | system("rm -f /var/tmp/iptablesnat.txt"); | |
5f462919 SS |
878 | |
879 | # Convert entries, sort them, write back and store the sorted entries into new array. | |
880 | my @sorted = map { $_->[0] } | |
881 | sort { $a->[1] <=> $b->[1] } | |
882 | map { [$_, int sprintf("%03.f%03.f%03.f%03.f", split(/\./, $_))] } | |
883 | @hosts; | |
884 | ||
885 | # Return our sorted list. | |
886 | return @sorted | |
887 | } | |
888 | ||
01dbccb1 SS |
889 | sub BuildConfiguration() { |
890 | my %settings = (); | |
891 | &General::readhash("${General::swroot}/guardian/settings", \%settings); | |
892 | ||
893 | my $configfile = "${General::swroot}/guardian/guardian.conf"; | |
894 | ||
d68ead3d | 895 | # Create the configfile if none exists yet. |
c880c2cb SS |
896 | unless (-e "$configfile") { system("touch $configfile"); } |
897 | ||
7f728591 | 898 | # Open configfile for writing. |
01dbccb1 SS |
899 | open(FILE, ">$configfile"); |
900 | ||
52958991 SS |
901 | # Config file header. |
902 | print FILE "# Autogenerated configuration file.\n"; | |
903 | print FILE "# All user modifications will be overwritten.\n\n"; | |
28981fac | 904 | |
52958991 SS |
905 | # Settings for the logging mechanism. |
906 | print FILE "# Log settings.\n"; | |
907 | print FILE "LogFacility = $settings{'GUARDIAN_LOG_FACILITY'}\n"; | |
908 | ||
909 | if ($settings{'GUARDIAN_LOG_FACILITY'} eq "file") { | |
910 | print FILE "LogFile = $settings{'GUARDIAN_LOGFILE'}\n"; | |
28981fac SS |
911 | } |
912 | ||
52958991 SS |
913 | print FILE "LogLevel = $settings{'GUARDIAN_LOGLEVEL'}\n\n"; |
914 | ||
915 | # IPFire related static settings. | |
916 | print FILE "# IPFire related settings.\n"; | |
917 | print FILE "FirewallEngine = IPtables\n"; | |
918 | print FILE "SocketOwner = nobody:nobody\n"; | |
919 | print FILE "IgnoreFile = $ignorefile\n\n"; | |
920 | ||
921 | # Configured block values. | |
2d17c6e6 | 922 | print FILE "# Configured block settings.\n"; |
52958991 | 923 | print FILE "BlockCount = $settings{'GUARDIAN_BLOCKCOUNT'}\n"; |
2d17c6e6 SS |
924 | print FILE "BlockTime = $settings{'GUARDIAN_BLOCKTIME'}\n"; |
925 | print FILE "FirewallAction = $settings{'GUARDIAN_FIREWALL_ACTION'}\n\n"; | |
52958991 SS |
926 | |
927 | # Enabled modules. | |
928 | # Loop through whole settings hash. | |
929 | print FILE "# Enabled modules.\n"; | |
930 | foreach my $option (keys %settings) { | |
931 | # Search for enabled modules. | |
932 | if ($option =~ /GUARDIAN_MONITOR_(.*)/) { | |
933 | # Skip if module is not enabled. | |
934 | next unless($settings{$option} eq "on"); | |
935 | ||
936 | # Skip module if no file location is available. | |
937 | next unless(exists($module_file_locations{$1})); | |
938 | ||
939 | # Add enabled module and defined path to the config file. | |
940 | print FILE "Monitor_$1 = $module_file_locations{$1}\n"; | |
941 | } | |
942 | } | |
943 | ||
944 | # Module settings. | |
945 | print FILE "\n# Module settings.\n"; | |
01dbccb1 SS |
946 | close(FILE); |
947 | ||
efd9c5ff SS |
948 | # Generate ignore file. |
949 | &GenerateIgnoreFile(); | |
950 | ||
f8c3bfe0 SS |
951 | # Check if guardian should be started or stopped. |
952 | if($settings{'GUARDIAN_ENABLED'} eq 'on') { | |
953 | if($pid > 0) { | |
af6856af SS |
954 | # Send reload command through socket connection. |
955 | &Guardian::Socket::Client("reload"); | |
f8c3bfe0 SS |
956 | } else { |
957 | # Launch guardian. | |
af6856af | 958 | system("/usr/local/bin/addonctrl guardian start &>/dev/null"); |
f8c3bfe0 | 959 | } |
01dbccb1 | 960 | } else { |
f8c3bfe0 | 961 | # Stop the daemon. |
af6856af | 962 | system("/usr/local/bin/addonctrl guardian stop &>/dev/null"); |
01dbccb1 SS |
963 | } |
964 | } | |
97849142 SS |
965 | |
966 | sub GenerateIgnoreFile() { | |
967 | my %ignored = (); | |
968 | ||
969 | # Read-in ignoredfile. | |
970 | &General::readhasharray($ignoredfile, \%ignored); | |
971 | ||
c880c2cb SS |
972 | # Create the guardian.ignore file if not exist yet. |
973 | unless (-e "$ignorefile") { system("touch $ignorefile"); } | |
974 | ||
97849142 SS |
975 | # Open ignorefile for writing. |
976 | open(FILE, ">$ignorefile"); | |
977 | ||
978 | # Config file header. | |
979 | print FILE "# Autogenerated configuration file.\n"; | |
980 | print FILE "# All user modifications will be overwritten.\n\n"; | |
981 | ||
982 | # Add IFPire interfaces and gateway to the ignore file. | |
983 | # | |
984 | # Assign some temporary variables for the IPFire interfaces. | |
985 | my $green = $netsettings{'GREEN_ADDRESS'}; | |
986 | my $blue = $netsettings{'BLUE_ADDRESS'}; | |
987 | my $orange = $netsettings{'ORANGE_ADDRESS'}; | |
97849142 SS |
988 | |
989 | # File declarations. | |
1cc65323 | 990 | my $public_address_file = "${General::swroot}/red/local-ipaddress"; |
97849142 SS |
991 | my $gatewayfile = "${General::swroot}/red/remote-ipaddress"; |
992 | my $dns1file = "${General::swroot}/red/dns1"; | |
993 | my $dns2file = "${General::swroot}/red/dns2"; | |
994 | ||
97849142 SS |
995 | # Write the obtained addresses to the ignore file. |
996 | print FILE "# IPFire local interfaces.\n"; | |
997 | print FILE "$green\n"; | |
998 | ||
999 | # Check if a blue interface exists. | |
1000 | if ($blue) { | |
1001 | # Add blue address. | |
1002 | print FILE "$blue\n"; | |
1003 | } | |
1004 | ||
1005 | # Check if an orange interface exists. | |
1006 | if ($orange) { | |
1007 | # Add orange address. | |
1008 | print FILE "$orange\n"; | |
1009 | } | |
1010 | ||
1011 | print FILE "\n# IPFire red interface, gateway and used DNS-servers.\n"; | |
1cc65323 SS |
1012 | print FILE "# Include the corresponding files to obtain the addresses.\n"; |
1013 | print FILE "Include_File = $public_address_file\n"; | |
1014 | print FILE "Include_File = $gatewayfile\n"; | |
1015 | print FILE "Include_File = $dns1file\n"; | |
1016 | print FILE "Include_File = $dns2file\n"; | |
97849142 SS |
1017 | |
1018 | # Add all user defined hosts and networks to the ignore file. | |
1019 | # | |
1020 | # Check if the hash contains any elements. | |
1021 | if (keys (%ignored)) { | |
1022 | # Write headline. | |
1cc65323 | 1023 | print FILE "\n# User defined hosts/networks.\n"; |
97849142 SS |
1024 | |
1025 | # Loop through the entire hash and write the host/network | |
1026 | # and remark to the ignore file. | |
1027 | while ( (my $key) = each %ignored) { | |
1028 | my $address = $ignored{$key}[0]; | |
1029 | my $remark = $ignored{$key}[1]; | |
1030 | my $status = $ignored{$key}[2]; | |
1031 | ||
1032 | # Check if the status of the entry is "enabled". | |
1033 | if ($status eq "enabled") { | |
1034 | # Check if the address/network is valid. | |
1035 | if ((&General::validip($address)) || (&General::validipandmask($address))) { | |
1036 | # Write the remark to the file. | |
1037 | print FILE "# $remark\n"; | |
1038 | ||
1039 | # Write the address/network to the ignore file. | |
1040 | print FILE "$address\n\n"; | |
1041 | } | |
1042 | } | |
1043 | } | |
1044 | } | |
1045 | ||
1046 | close(FILE); | |
1047 | } | |
1048 | ||
1049 | # Private subfunction to obtain IP-addresses from given file names. | |
1050 | # | |
1051 | sub _get_address_from_file ($) { | |
1052 | my $file = shift; | |
1053 | ||
1054 | # Check if the file exists. | |
1055 | if (-e $file) { | |
1056 | # Open the given file. | |
1057 | open(FILE, "$file") or die "Could not open $file."; | |
1058 | ||
1059 | # Obtain the address from the first line of the file. | |
1060 | my $address = <FILE>; | |
1061 | ||
1062 | # Close filehandle | |
1063 | close(FILE); | |
1064 | ||
1065 | # Remove newlines. | |
1066 | chomp $address; | |
1067 | ||
1068 | # Check if the grabbed address is valid. | |
1069 | if (&General::validip($address)) { | |
1070 | # Return the address. | |
1071 | return $address; | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | # Return nothing. | |
1076 | return; | |
1077 | } |