Projet

Général

Profil

Télécharger (76,7 ko) Statistiques
| Branche: | Tag: | Révision:

univnautes / etc / inc / pfsense-utils.inc @ c42a35e5

1
<?php
2
/****h* pfSense/pfsense-utils
3
 * NAME
4
 *   pfsense-utils.inc - Utilities specific to pfSense
5
 * DESCRIPTION
6
 *   This include contains various pfSense specific functions.
7
 * HISTORY
8
 *   $Id$
9
 ******
10
 *
11
 * Copyright (C) 2004-2007 Scott Ullrich (sullrich@gmail.com)
12
 * All rights reserved.
13
 * Redistribution and use in source and binary forms, with or without
14
 * modification, are permitted provided that the following conditions are met:
15
 *
16
 * 1. Redistributions of source code must retain the above copyright notice,
17
 * this list of conditions and the following disclaimer.
18
 *
19
 * 2. Redistributions in binary form must reproduce the above copyright
20
 * notice, this list of conditions and the following disclaimer in the
21
 * documentation and/or other materials provided with the distribution.
22
 *
23
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
24
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
25
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
26
 * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
27
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31
 * RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32
 * POSSIBILITY OF SUCH DAMAGE.
33
 *
34
 */
35

    
36
/*
37
	pfSense_BUILDER_BINARIES:	/sbin/sysctl	/sbin/ifconfig	/sbin/pfctl	/usr/local/bin/php /usr/bin/netstat
38
	pfSense_BUILDER_BINARIES:	/bin/df	/usr/bin/grep	/usr/bin/awk	/bin/rm	/usr/sbin/pwd_mkdb	/usr/bin/host
39
	pfSense_BUILDER_BINARIES:	/sbin/kldload
40
	pfSense_MODULE:	utils
41
*/
42

    
43
/****f* pfsense-utils/have_natpfruleint_access
44
 * NAME
45
 *   have_natpfruleint_access
46
 * INPUTS
47
 *	none
48
 * RESULT
49
 *   returns true if user has access to edit a specific firewall nat port forward interface
50
 ******/
51
function have_natpfruleint_access($if) {
52
	$security_url = "firewall_nat_edit.php?if=". strtolower($if);
53
	if(isAllowedPage($security_url, $allowed))
54
		return true;
55
	return false;
56
}
57

    
58
/****f* pfsense-utils/have_ruleint_access
59
 * NAME
60
 *   have_ruleint_access
61
 * INPUTS
62
 *	none
63
 * RESULT
64
 *   returns true if user has access to edit a specific firewall interface
65
 ******/
66
function have_ruleint_access($if) {
67
	$security_url = "firewall_rules.php?if=". strtolower($if);
68
	if(isAllowedPage($security_url))
69
		return true;
70
	return false;
71
}
72

    
73
/****f* pfsense-utils/does_url_exist
74
 * NAME
75
 *   does_url_exist
76
 * INPUTS
77
 *	none
78
 * RESULT
79
 *   returns true if a url is available
80
 ******/
81
function does_url_exist($url) {
82
	$fd = fopen("$url","r");
83
	if($fd) {
84
		fclose($fd);
85
		return true;
86
	} else {
87
		return false;
88
	}
89
}
90

    
91
/****f* pfsense-utils/is_private_ip
92
 * NAME
93
 *   is_private_ip
94
 * INPUTS
95
 *	none
96
 * RESULT
97
 *   returns true if an ip address is in a private range
98
 ******/
99
function is_private_ip($iptocheck) {
100
	$isprivate = false;
101
	$ip_private_list=array(
102
		"10.0.0.0/8",
103
		"100.64.0.0/10",
104
		"172.16.0.0/12",
105
		"192.168.0.0/16",
106
	);
107
	foreach($ip_private_list as $private) {
108
		if(ip_in_subnet($iptocheck,$private)==true)
109
			$isprivate = true;
110
	}
111
	return $isprivate;
112
}
113

    
114
/****f* pfsense-utils/get_tmp_file
115
 * NAME
116
 *   get_tmp_file
117
 * INPUTS
118
 *	none
119
 * RESULT
120
 *   returns a temporary filename
121
 ******/
122
function get_tmp_file() {
123
	global $g;
124
	return "{$g['tmp_path']}/tmp-" . time();
125
}
126

    
127
/****f* pfsense-utils/get_dns_servers
128
 * NAME
129
 *   get_dns_servres - get system dns servers
130
 * INPUTS
131
 *   $dns_servers - an array of the dns servers
132
 * RESULT
133
 *   null
134
 ******/
135
function get_dns_servers() {
136
	$dns_servers = array();
137
	$dns_s = file("/etc/resolv.conf", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
138
	foreach($dns_s as $dns) {
139
		$matches = "";
140
		if (preg_match("/nameserver (.*)/", $dns, $matches))
141
			$dns_servers[] = $matches[1];
142
	}
143
	return array_unique($dns_servers);
144
}
145

    
146
/****f* pfsense-utils/enable_hardware_offloading
147
 * NAME
148
 *   enable_hardware_offloading - Enable a NIC's supported hardware features.
149
 * INPUTS
150
 *   $interface	- string containing the physical interface to work on.
151
 * RESULT
152
 *   null
153
 * NOTES
154
 *   This function only supports the fxp driver's loadable microcode.
155
 ******/
156
function enable_hardware_offloading($interface) {
157
	global $g, $config;
158

    
159
	if(isset($config['system']['do_not_use_nic_microcode']))
160
		return;
161

    
162
	/* translate wan, lan, opt -> real interface if needed */
163
	$int = get_real_interface($interface);
164
	if(empty($int))
165
		return;
166
	$int_family = preg_split("/[0-9]+/", $int);
167
	$supported_ints = array('fxp');
168
	if (in_array($int_family, $supported_ints)) {
169
		if(does_interface_exist($int))
170
			pfSense_interface_flags($int, IFF_LINK0);
171
	}
172

    
173
	return;
174
}
175

    
176
/****f* pfsense-utils/interface_supports_polling
177
 * NAME
178
 *   checks to see if an interface supports polling according to man polling
179
 * INPUTS
180
 *
181
 * RESULT
182
 *   true or false
183
 * NOTES
184
 *
185
 ******/
186
function interface_supports_polling($iface) {
187
	$opts = pfSense_get_interface_addresses($iface);
188
	if (is_array($opts) && isset($opts['caps']['polling']))
189
		return true;
190

    
191
	return false;
192
}
193

    
194
/****f* pfsense-utils/is_alias_inuse
195
 * NAME
196
 *   checks to see if an alias is currently in use by a rule
197
 * INPUTS
198
 *
199
 * RESULT
200
 *   true or false
201
 * NOTES
202
 *
203
 ******/
204
function is_alias_inuse($alias) {
205
	global $g, $config;
206

    
207
	if($alias == "") return false;
208
	/* loop through firewall rules looking for alias in use */
209
	if(is_array($config['filter']['rule']))
210
		foreach($config['filter']['rule'] as $rule) {
211
			if($rule['source']['address'])
212
				if($rule['source']['address'] == $alias)
213
					return true;
214
			if($rule['destination']['address'])
215
				if($rule['destination']['address'] == $alias)
216
					return true;
217
		}
218
	/* loop through nat rules looking for alias in use */
219
	if(is_array($config['nat']['rule']))
220
		foreach($config['nat']['rule'] as $rule) {
221
			if($rule['target'] && $rule['target'] == $alias)
222
				return true;
223
			if($rule['source']['address'] && $rule['source']['address'] == $alias)
224
				return true;
225
			if($rule['destination']['address'] && $rule['destination']['address'] == $alias)
226
				return true;
227
		}
228
	return false;
229
}
230

    
231
/****f* pfsense-utils/is_schedule_inuse
232
 * NAME
233
 *   checks to see if a schedule is currently in use by a rule
234
 * INPUTS
235
 *
236
 * RESULT
237
 *   true or false
238
 * NOTES
239
 *
240
 ******/
241
function is_schedule_inuse($schedule) {
242
	global $g, $config;
243

    
244
	if($schedule == "") return false;
245
	/* loop through firewall rules looking for schedule in use */
246
	if(is_array($config['filter']['rule']))
247
		foreach($config['filter']['rule'] as $rule) {
248
			if($rule['sched'] == $schedule)
249
				return true;
250
		}
251
	return false;
252
}
253

    
254
/****f* pfsense-utils/setup_polling
255
 * NAME
256
 *   sets up polling
257
 * INPUTS
258
 *
259
 * RESULT
260
 *   null
261
 * NOTES
262
 *
263
 ******/
264
function setup_polling() {
265
	global $g, $config;
266

    
267
	if (isset($config['system']['polling']))
268
		mwexec("/sbin/sysctl kern.polling.idle_poll=1");
269
	else
270
		mwexec("/sbin/sysctl kern.polling.idle_poll=0");
271

    
272
	if($config['system']['polling_each_burst'])
273
		mwexec("/sbin/sysctl kern.polling.each_burst={$config['system']['polling_each_burst']}");
274
	if($config['system']['polling_burst_max'])
275
		mwexec("/sbin/sysctl kern.polling.burst_max={$config['system']['polling_burst_max']}");
276
	if($config['system']['polling_user_frac'])
277
		mwexec("/sbin/sysctl kern.polling.user_frac={$config['system']['polling_user_frac']}");
278
}
279

    
280
/****f* pfsense-utils/setup_microcode
281
 * NAME
282
 *   enumerates all interfaces and calls enable_hardware_offloading which
283
 *   enables a NIC's supported hardware features.
284
 * INPUTS
285
 *
286
 * RESULT
287
 *   null
288
 * NOTES
289
 *   This function only supports the fxp driver's loadable microcode.
290
 ******/
291
function setup_microcode() {
292

    
293
	/* if list */
294
	$ifs = get_interface_arr();
295

    
296
	foreach($ifs as $if)
297
		enable_hardware_offloading($if);
298
}
299

    
300
/****f* pfsense-utils/get_carp_status
301
 * NAME
302
 *   get_carp_status - Return whether CARP is enabled or disabled.
303
 * RESULT
304
 *   boolean	- true if CARP is enabled, false if otherwise.
305
 ******/
306
function get_carp_status() {
307
	/* grab the current status of carp */
308
	$status = `/sbin/sysctl -n net.inet.carp.allow`;
309
	return (intval($status) > 0);
310
}
311

    
312
/*
313
 * convert_ip_to_network_format($ip, $subnet): converts an ip address to network form
314

    
315
 */
316
function convert_ip_to_network_format($ip, $subnet) {
317
	$ipsplit = explode('.', $ip);
318
	$string = $ipsplit[0] . "." . $ipsplit[1] . "." . $ipsplit[2] . ".0/" . $subnet;
319
	return $string;
320
}
321

    
322
/*
323
 * get_carp_interface_status($carpinterface): returns the status of a carp ip
324
 */
325
function get_carp_interface_status($carpinterface) {
326
	$carp_query = "";
327
	exec("/sbin/ifconfig $carpinterface | /usr/bin/grep -v grep | /usr/bin/grep carp:", $carp_query);
328
	foreach($carp_query as $int) {
329
		if(stristr($int, "MASTER"))
330
			return gettext("MASTER");
331
		if(stristr($int, "BACKUP"))
332
			return gettext("BACKUP");
333
		if(stristr($int, "INIT"))
334
			return gettext("INIT");
335
	}
336
	return;
337
}
338

    
339
/*
340
 * get_pfsync_interface_status($pfsyncinterface): returns the status of a pfsync
341
 */
342
function get_pfsync_interface_status($pfsyncinterface) {
343
	if (!does_interface_exist($pfsyncinterface))
344
		return;
345

    
346
	return exec_command("/sbin/ifconfig {$pfsyncinterface} | /usr/bin/awk '/pfsync:/ {print \$5}'");
347
}
348

    
349
/*
350
 * add_rule_to_anchor($anchor, $rule): adds the specified rule to an anchor
351
 */
352
function add_rule_to_anchor($anchor, $rule, $label) {
353
	mwexec("echo " . escapeshellarg($rule) . " | /sbin/pfctl -a " . escapeshellarg($anchor) . ":" . escapeshellarg($label) . " -f -");
354
}
355

    
356
/*
357
 * remove_text_from_file
358
 * remove $text from file $file
359
 */
360
function remove_text_from_file($file, $text) {
361
	if(!file_exists($file) && !is_writable($file))
362
		return;
363
	$filecontents = file_get_contents($file);
364
	$text = str_replace($text, "", $filecontents);
365
	@file_put_contents($file, $text);
366
}
367

    
368
/*
369
 * add_text_to_file($file, $text): adds $text to $file.
370
 * replaces the text if it already exists.
371
 */
372
function add_text_to_file($file, $text, $replace = false) {
373
	if(file_exists($file) and is_writable($file)) {
374
		$filecontents = file($file);
375
		$filecontents = array_map('rtrim', $filecontents);
376
		array_push($filecontents, $text);
377
		if ($replace)
378
			$filecontents = array_unique($filecontents);
379

    
380
		$file_text = implode("\n", $filecontents);
381

    
382
		@file_put_contents($file, $file_text);
383
		return true;
384
	}
385
	return false;
386
}
387

    
388
/*
389
 *   after_sync_bump_adv_skew(): create skew values by 1S
390
 */
391
function after_sync_bump_adv_skew() {
392
	global $config, $g;
393
	$processed_skew = 1;
394
	$a_vip = &$config['virtualip']['vip'];
395
	foreach ($a_vip as $vipent) {
396
		if($vipent['advskew'] <> "") {
397
			$processed_skew = 1;
398
			$vipent['advskew'] = $vipent['advskew']+1;
399
		}
400
	}
401
	if($processed_skew == 1)
402
		write_config(gettext("After synch increase advertising skew"));
403
}
404

    
405
/*
406
 * get_filename_from_url($url): converts a url to its filename.
407
 */
408
function get_filename_from_url($url) {
409
	return basename($url);
410
}
411

    
412
/*
413
 *   get_dir: return an array of $dir
414
 */
415
function get_dir($dir) {
416
	$dir_array = array();
417
	$d = dir($dir);
418
	while (false !== ($entry = $d->read())) {
419
		array_push($dir_array, $entry);
420
	}
421
	$d->close();
422
	return $dir_array;
423
}
424

    
425
/****f* pfsense-utils/WakeOnLan
426
 * NAME
427
 *   WakeOnLan - Wake a machine up using the wake on lan format/protocol
428
 * RESULT
429
 *   true/false - true if the operation was successful
430
 ******/
431
function WakeOnLan($addr, $mac)
432
{
433
	$addr_byte = explode(':', $mac);
434
	$hw_addr = '';
435

    
436
	for ($a=0; $a < 6; $a++)
437
		$hw_addr .= chr(hexdec($addr_byte[$a]));
438

    
439
	$msg = chr(255).chr(255).chr(255).chr(255).chr(255).chr(255);
440

    
441
	for ($a = 1; $a <= 16; $a++)
442
		$msg .= $hw_addr;
443

    
444
	// send it to the broadcast address using UDP
445
	$s = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
446
	if ($s == false) {
447
		log_error(gettext("Error creating socket!"));
448
		log_error(sprintf(gettext("Error code is '%1\$s' - %2\$s"), socket_last_error($s), socket_strerror(socket_last_error($s))));
449
	} else {
450
		// setting a broadcast option to socket:
451
		$opt_ret =  socket_set_option($s, 1, 6, TRUE);
452
		if($opt_ret < 0)
453
			log_error(sprintf(gettext("setsockopt() failed, error: %s"), strerror($opt_ret)));
454
		$e = socket_sendto($s, $msg, strlen($msg), 0, $addr, 2050);
455
		socket_close($s);
456
		log_error(sprintf(gettext('Magic Packet sent (%1$s) to {%2$s} MAC=%3$s'), $e, $addr, $mac));
457
		return true;
458
	}
459

    
460
	return false;
461
}
462

    
463
/*
464
 * reverse_strrchr($haystack, $needle):  Return everything in $haystack up to the *last* instance of $needle.
465
 *					 Useful for finding paths and stripping file extensions.
466
 */
467
function reverse_strrchr($haystack, $needle) {
468
	if (!is_string($haystack))
469
		return;
470
	return strrpos($haystack, $needle) ? substr($haystack, 0, strrpos($haystack, $needle) +1 ) : false;
471
}
472

    
473
/*
474
 *  backup_config_section($section): returns as an xml file string of
475
 *                                   the configuration section
476
 */
477
function backup_config_section($section_name) {
478
	global $config;
479
	$new_section = &$config[$section_name];
480
	/* generate configuration XML */
481
	$xmlconfig = dump_xml_config($new_section, $section_name);
482
	$xmlconfig = str_replace("<?xml version=\"1.0\"?>", "", $xmlconfig);
483
	return $xmlconfig;
484
}
485

    
486
/*
487
 *  restore_config_section($section_name, new_contents): restore a configuration section,
488
 *                                                  and write the configuration out
489
 *                                                  to disk/cf.
490
 */
491
function restore_config_section($section_name, $new_contents) {
492
	global $config, $g;
493
	conf_mount_rw();
494
	$fout = fopen("{$g['tmp_path']}/tmpxml","w");
495
	fwrite($fout, $new_contents);
496
	fclose($fout);
497

    
498
	$xml = parse_xml_config($g['tmp_path'] . "/tmpxml", null);
499
	if ($xml['pfsense']) {
500
		$xml = $xml['pfsense'];
501
	}
502
	else if ($xml['m0n0wall']) {
503
		$xml = $xml['m0n0wall'];
504
	}
505
	if ($xml[$section_name]) {
506
		$section_xml = $xml[$section_name];
507
	} else {
508
		$section_xml = -1;
509
	}
510

    
511
	@unlink($g['tmp_path'] . "/tmpxml");
512
	if ($section_xml === -1) {
513
		return false;
514
	}
515
	$config[$section_name] = &$section_xml;
516
	if(file_exists("{$g['tmp_path']}/config.cache"))
517
		unlink("{$g['tmp_path']}/config.cache");
518
	write_config(sprintf(gettext("Restored %s of config file (maybe from CARP partner)"), $section_name));
519
	disable_security_checks();
520
	conf_mount_ro();
521
	return true;
522
}
523

    
524
/*
525
 *  merge_config_section($section_name, new_contents):   restore a configuration section,
526
 *                                                  and write the configuration out
527
 *                                                  to disk/cf.  But preserve the prior
528
 * 													structure if needed
529
 */
530
function merge_config_section($section_name, $new_contents) {
531
	global $config;
532
	conf_mount_rw();
533
	$fname = get_tmp_filename();
534
	$fout = fopen($fname, "w");
535
	fwrite($fout, $new_contents);
536
	fclose($fout);
537
	$section_xml = parse_xml_config($fname, $section_name);
538
	$config[$section_name] = $section_xml;
539
	unlink($fname);
540
	write_config(sprintf(gettext("Restored %s of config file (maybe from CARP partner)"), $section_name));
541
	disable_security_checks();
542
	conf_mount_ro();
543
	return;
544
}
545

    
546
/*
547
 * http_post($server, $port, $url, $vars): does an http post to a web server
548
 *                                         posting the vars array.
549
 * written by nf@bigpond.net.au
550
 */
551
function http_post($server, $port, $url, $vars) {
552
	$user_agent = "Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)";
553
	$urlencoded = "";
554
	while (list($key,$value) = each($vars))
555
		$urlencoded.= urlencode($key) . "=" . urlencode($value) . "&";
556
	$urlencoded = substr($urlencoded,0,-1);
557
	$content_length = strlen($urlencoded);
558
	$headers = "POST $url HTTP/1.1
559
Accept: */*
560
Accept-Language: en-au
561
Content-Type: application/x-www-form-urlencoded
562
User-Agent: $user_agent
563
Host: $server
564
Connection: Keep-Alive
565
Cache-Control: no-cache
566
Content-Length: $content_length
567

    
568
";
569

    
570
	$errno = "";
571
	$errstr = "";
572
	$fp = fsockopen($server, $port, $errno, $errstr);
573
	if (!$fp) {
574
		return false;
575
	}
576

    
577
	fputs($fp, $headers);
578
	fputs($fp, $urlencoded);
579

    
580
	$ret = "";
581
	while (!feof($fp))
582
		$ret.= fgets($fp, 1024);
583
	fclose($fp);
584

    
585
	return $ret;
586
}
587

    
588
/*
589
 *  php_check_syntax($code_tocheck, $errormessage): checks $code_to_check for errors
590
 */
591
if (!function_exists('php_check_syntax')){
592
	global $g;
593
	function php_check_syntax($code_to_check, &$errormessage){
594
		return false;
595
		$fout = fopen("{$g['tmp_path']}/codetocheck.php","w");
596
		$code = $_POST['content'];
597
		$code = str_replace("<?php", "", $code);
598
		$code = str_replace("?>", "", $code);
599
		fwrite($fout, "<?php\n\n");
600
		fwrite($fout, $code_to_check);
601
		fwrite($fout, "\n\n?>\n");
602
		fclose($fout);
603
		$command = "/usr/local/bin/php -l {$g['tmp_path']}/codetocheck.php";
604
		$output = exec_command($command);
605
		if (stristr($output, "Errors parsing") == false) {
606
			echo "false\n";
607
			$errormessage = '';
608
			return(false);
609
		} else {
610
			$errormessage = $output;
611
			return(true);
612
		}
613
	}
614
}
615

    
616
/*
617
 *  php_check_filename_syntax($filename, $errormessage): checks the file $filename for errors
618
 */
619
if (!function_exists('php_check_syntax')){
620
	function php_check_syntax($code_to_check, &$errormessage){
621
		return false;
622
		$command = "/usr/local/bin/php -l " . escapeshellarg($code_to_check);
623
		$output = exec_command($command);
624
		if (stristr($output, "Errors parsing") == false) {
625
			echo "false\n";
626
			$errormessage = '';
627
			return(false);
628
		} else {
629
			$errormessage = $output;
630
			return(true);
631
		}
632
	}
633
}
634

    
635
/*
636
 * rmdir_recursive($path,$follow_links=false)
637
 * Recursively remove a directory tree (rm -rf path)
638
 * This is for directories _only_
639
 */
640
function rmdir_recursive($path,$follow_links=false) {
641
	$to_do = glob($path);
642
	if(!is_array($to_do)) $to_do = array($to_do);
643
	foreach($to_do as $workingdir) { // Handle wildcards by foreaching.
644
		if(file_exists($workingdir)) {
645
			if(is_dir($workingdir)) {
646
				$dir = opendir($workingdir);
647
				while ($entry = readdir($dir)) {
648
					if (is_file("$workingdir/$entry") || ((!$follow_links) && is_link("$workingdir/$entry")))
649
						unlink("$workingdir/$entry");
650
					elseif (is_dir("$workingdir/$entry") && $entry!='.' && $entry!='..')
651
						rmdir_recursive("$workingdir/$entry");
652
				}
653
				closedir($dir);
654
				rmdir($workingdir);
655
			} elseif (is_file($workingdir)) {
656
				unlink($workingdir);
657
			}
658
		}
659
	}
660
	return;
661
}
662

    
663
/*
664
 * call_pfsense_method(): Call a method exposed by the pfsense.org XMLRPC server.
665
 */
666
function call_pfsense_method($method, $params, $timeout = 0) {
667
	global $g, $config;
668

    
669
	$xmlrpc_base_url = isset($config['system']['altpkgrepo']['enable']) ? $config['system']['altpkgrepo']['xmlrpcbaseurl'] : $g['xmlrpcbaseurl'];
670
	$xmlrpc_path = $g['xmlrpcpath'];
671
	
672
	$xmlrpcfqdn = preg_replace("(https?://)", "", $xmlrpc_base_url);
673
	$ip = gethostbyname($xmlrpcfqdn);
674
	if($ip == $xmlrpcfqdn)
675
		return false;
676

    
677
	$msg = new XML_RPC_Message($method, array(XML_RPC_Encode($params)));
678
	$port = 0;
679
	$proxyurl = "";
680
	$proxyport = 0;
681
	$proxyuser = "";
682
	$proxypass = "";
683
	if (!empty($config['system']['proxyurl']))
684
		$proxyurl = $config['system']['proxyurl'];
685
	if (!empty($config['system']['proxyport']) && is_numeric($config['system']['proxyport']))
686
		$proxyport = $config['system']['proxyport'];
687
	if (!empty($config['system']['proxyuser']))
688
		$proxyuser = $config['system']['proxyuser'];
689
	if (!empty($config['system']['proxypass']))
690
		$proxypass = $config['system']['proxypass'];
691
	$cli = new XML_RPC_Client($xmlrpc_path, $xmlrpc_base_url, $port, $proxyurl, $proxyport, $proxyuser, $proxypass);
692
	// If the ALT PKG Repo has a username/password set, use it.
693
	if($config['system']['altpkgrepo']['username'] &&
694
	   $config['system']['altpkgrepo']['password']) {
695
		$username = $config['system']['altpkgrepo']['username'];
696
		$password = $config['system']['altpkgrepo']['password'];
697
		$cli->setCredentials($username, $password);
698
	}
699
	$resp = $cli->send($msg, $timeout);
700
	if(!is_object($resp)) {
701
		log_error(sprintf(gettext("XMLRPC communication error: %s"), $cli->errstr));
702
		return false;
703
	} elseif($resp->faultCode()) {
704
		log_error(sprintf(gettext('XMLRPC request failed with error %1$s: %2$s'), $resp->faultCode(), $resp->faultString()));
705
		return false;
706
	} else {
707
		return XML_RPC_Decode($resp->value());
708
	}
709
}
710

    
711
/*
712
 * check_firmware_version(): Check whether the current firmware installed is the most recently released.
713
 */
714
function check_firmware_version($tocheck = "all", $return_php = true) {
715
	global $g, $config;
716
	
717
	$xmlrpc_base_url = isset($config['system']['altpkgrepo']['enable']) ? $config['system']['altpkgrepo']['xmlrpcbaseurl'] : $g['xmlrpcbaseurl'];
718
	$xmlrpcfqdn = preg_replace("(https?://)", "", $xmlrpc_base_url);
719
	$ip = gethostbyname($xmlrpcfqdn);
720
	if($ip == $xmlrpcfqdn)
721
		return false;
722

    
723
	$rawparams = array("firmware" => array("version" => trim(file_get_contents('/etc/version'))),
724
		"kernel"   => array("version" => trim(file_get_contents('/etc/version_kernel'))),
725
		"base"     => array("version" => trim(file_get_contents('/etc/version_base'))),
726
		"platform" => trim(file_get_contents('/etc/platform')),
727
		"config_version" => $config['version']
728
		);
729
	if($tocheck == "all") {
730
		$params = $rawparams;
731
	} else {
732
		foreach($tocheck as $check) {
733
			$params['check'] = $rawparams['check'];
734
			$params['platform'] = $rawparams['platform'];
735
		}
736
	}
737
	if($config['system']['firmware']['branch'])
738
		$params['branch'] = $config['system']['firmware']['branch'];
739

    
740
	/* XXX: What is this method? */
741
	if(!($versions = call_pfsense_method('pfsense.get_firmware_version', $params))) {
742
		return false;
743
	} else {
744
		$versions["current"] = $params;
745
	}
746

    
747
	return $versions;
748
}
749

    
750
/*
751
 * host_firmware_version(): Return the versions used in this install
752
 */
753
function host_firmware_version($tocheck = "") {
754
	global $g, $config;
755

    
756
	$os_version = trim(substr(php_uname("r"), 0, strpos(php_uname("r"), '-')));
757

    
758
	return array(
759
		"firmware" => array("version" => trim(file_get_contents('/etc/version', " \n"))),
760
		"kernel"   => array("version" => $os_version),
761
		"base"     => array("version" => $os_version),
762
		"platform" => trim(file_get_contents('/etc/platform', " \n")),
763
		"config_version" => $config['version']
764
	);
765
}
766

    
767
function get_disk_info() {
768
	$diskout = "";
769
	exec("/bin/df -h | /usr/bin/grep -w '/' | /usr/bin/awk '{ print $2, $3, $4, $5 }'", $diskout);
770
	return explode(' ', $diskout[0]);
771
}
772

    
773
/****f* pfsense-utils/strncpy
774
 * NAME
775
 *   strncpy - copy strings
776
 * INPUTS
777
 *   &$dst, $src, $length
778
 * RESULT
779
 *   none
780
 ******/
781
function strncpy(&$dst, $src, $length) {
782
	if (strlen($src) > $length) {
783
		$dst = substr($src, 0, $length);
784
	} else {
785
		$dst = $src;
786
	}
787
}
788

    
789
/****f* pfsense-utils/reload_interfaces_sync
790
 * NAME
791
 *   reload_interfaces - reload all interfaces
792
 * INPUTS
793
 *   none
794
 * RESULT
795
 *   none
796
 ******/
797
function reload_interfaces_sync() {
798
	global $config, $g;
799

    
800
	if($g['debug'])
801
		log_error(gettext("reload_interfaces_sync() is starting."));
802

    
803
	/* parse config.xml again */
804
	$config = parse_config(true);
805

    
806
	/* enable routing */
807
	system_routing_enable();
808
	if($g['debug'])
809
		log_error(gettext("Enabling system routing"));
810

    
811
	if($g['debug'])
812
		log_error(gettext("Cleaning up Interfaces"));
813

    
814
	/* set up interfaces */
815
	interfaces_configure();
816
}
817

    
818
/****f* pfsense-utils/reload_all
819
 * NAME
820
 *   reload_all - triggers a reload of all settings
821
 *   * INPUTS
822
 *   none
823
 * RESULT
824
 *   none
825
 ******/
826
function reload_all() {
827
	send_event("service reload all");
828
}
829

    
830
/****f* pfsense-utils/reload_interfaces
831
 * NAME
832
 *   reload_interfaces - triggers a reload of all interfaces
833
 * INPUTS
834
 *   none
835
 * RESULT
836
 *   none
837
 ******/
838
function reload_interfaces() {
839
	send_event("interface all reload");
840
}
841

    
842
/****f* pfsense-utils/reload_all_sync
843
 * NAME
844
 *   reload_all - reload all settings
845
 *   * INPUTS
846
 *   none
847
 * RESULT
848
 *   none
849
 ******/
850
function reload_all_sync() {
851
	global $config, $g;
852

    
853
	$g['booting'] = false;
854

    
855
	/* parse config.xml again */
856
	$config = parse_config(true);
857

    
858
	/* set up our timezone */
859
	system_timezone_configure();
860

    
861
	/* set up our hostname */
862
	system_hostname_configure();
863

    
864
	/* make hosts file */
865
	system_hosts_generate();
866

    
867
	/* generate resolv.conf */
868
	system_resolvconf_generate();
869

    
870
	/* enable routing */
871
	system_routing_enable();
872

    
873
	/* set up interfaces */
874
	interfaces_configure();
875

    
876
	/* start dyndns service */
877
	services_dyndns_configure();
878

    
879
	/* configure cron service */
880
	configure_cron();
881

    
882
	/* start the NTP client */
883
	system_ntp_configure();
884

    
885
	/* sync pw database */
886
	conf_mount_rw();
887
	unlink_if_exists("/etc/spwd.db.tmp");
888
	mwexec("/usr/sbin/pwd_mkdb -d /etc/ /etc/master.passwd");
889
	conf_mount_ro();
890

    
891
	/* restart sshd */
892
	send_event("service restart sshd");
893

    
894
	/* restart webConfigurator if needed */
895
	send_event("service restart webgui");
896
}
897

    
898
function auto_login() {
899
	global $config;
900

    
901
	if(isset($config['system']['disableconsolemenu']))
902
		$status = false;
903
	else
904
		$status = true;
905

    
906
	$gettytab = file_get_contents("/etc/gettytab");
907
	$getty_split = explode("\n", $gettytab);
908
	$getty_update_needed = false;
909
	$getty_search_str = ":ht:np:sp#115200";
910
	$getty_al_str = ":al=root:";
911
	$getty_al_search_str = $getty_search_str . $getty_al_str;
912
	/* Check if gettytab is already OK, if so then do not rewrite it. */
913
	foreach($getty_split as $gs) {
914
		if(stristr($gs, $getty_search_str)) {
915
			if($status == true) {
916
				if(!stristr($gs, $getty_al_search_str)) {
917
					$getty_update_needed = true;
918
				}
919
			} else {
920
				if(stristr($gs, $getty_al_search_str)) {
921
					$getty_update_needed = true;
922
				}
923
			}
924
		}
925
	}
926

    
927
	if (!$getty_update_needed) {
928
		return;
929
	}
930

    
931
	conf_mount_rw();
932
	$fd = false;
933
	$tries = 0;
934
	while (!$fd && $tries < 100) {
935
		$fd = fopen("/etc/gettytab", "w");
936
		$tries++;
937

    
938
	}
939
	if (!$fd) {
940
		conf_mount_ro();
941
		if ($status) {
942
			log_error(gettext("Enabling auto login was not possible."));
943
		} else {
944
			log_error(gettext("Disabling auto login was not possible."));
945
		}
946
		return;
947
	}
948
	foreach($getty_split as $gs) {
949
		if(stristr($gs, $getty_search_str)) {
950
			if($status == true) {
951
				fwrite($fd, "	".$getty_al_search_str."\n");
952
			} else {
953
				fwrite($fd, "	".$getty_search_str."\n");
954
			}
955
		} else {
956
			fwrite($fd, "{$gs}\n");
957
		}
958
	}
959
	fclose($fd);
960

    
961
	if ($status) {
962
		log_error(gettext("Enabled console auto login, console menu is NOT password protected."));
963
	} else {
964
		log_error(gettext("Disabled console auto login, console menu is password protected."));
965
	}
966

    
967
	conf_mount_ro();
968
}
969

    
970
function setup_serial_port($when="save", $path="") {
971
	global $g, $config;
972
	conf_mount_rw();
973
	$prefix = "";
974
	if (($when == "upgrade") && (!empty($path)) && is_dir($path.'/boot/'))
975
		$prefix = "/tmp/{$path}";
976
	$boot_config_file = "{$path}/boot.config";
977
	$loader_conf_file = "{$path}/boot/loader.conf";
978
	/* serial console - write out /boot.config */
979
	if(file_exists($boot_config_file))
980
		$boot_config = file_get_contents($boot_config_file);
981
	else
982
		$boot_config = "";
983

    
984
	if(($g['platform'] != "cdrom") && ($g['platform'] != "nanobsd")) {
985
		$boot_config_split = explode("\n", $boot_config);
986
		$fd = fopen($boot_config_file,"w");
987
		if($fd) {
988
			foreach($boot_config_split as $bcs) {
989
				if(stristr($bcs, "-D")) {
990
					/* DONT WRITE OUT, WE'LL DO IT LATER */
991
				} else {
992
					if($bcs <> "")
993
						fwrite($fd, "{$bcs}\n");
994
				}
995
			}
996
			if(isset($config['system']['enableserial']) || $g['enableserial_force']) {
997
				fwrite($fd, "-D");
998
			}
999
			fclose($fd);
1000
		}
1001
	}
1002
	if($g['platform'] != "cdrom") {
1003
		/* serial console - write out /boot/loader.conf */
1004
		if ($when == "upgrade")
1005
			system("echo \"Reading {$loader_conf_file}...\" >> /conf/upgrade_log.txt");
1006
		$boot_config = file_get_contents($loader_conf_file);
1007
		$boot_config_split = explode("\n", $boot_config);
1008
		if(count($boot_config_split) > 0) {
1009
			$new_boot_config = array();
1010
			// Loop through and only add lines that are not empty, and which
1011
			//  do not contain a console directive.
1012
			foreach($boot_config_split as $bcs)
1013
				if(!empty($bcs)
1014
					&& (stripos($bcs, "console") === false)
1015
					&& (stripos($bcs, "boot_multicons") === false)
1016
					&& (stripos($bcs, "boot_serial") === false)
1017
					&& (stripos($bcs, "hw.usb.no_pf") === false))
1018
					$new_boot_config[] = $bcs;
1019

    
1020
			$serialspeed = (is_numeric($config['system']['serialspeed'])) ? $config['system']['serialspeed'] : "9600";
1021
			if(isset($config['system']['enableserial']) || $g['enableserial_force']) {
1022
				$new_boot_config[] = 'boot_multicons="YES"';
1023
				$new_boot_config[] = 'boot_serial="YES"';
1024
				$new_boot_config[] = 'comconsole_speed="' . $serialspeed . '"';
1025
				$primaryconsole = isset($g['primaryconsole_force']) ? $g['primaryconsole_force'] : $config['system']['primaryconsole'];
1026
				switch ($primaryconsole) {
1027
					case "video":
1028
						$new_boot_config[] = 'console="vidconsole,comconsole"';
1029
						break;
1030
					case "serial":
1031
					default:
1032
						$new_boot_config[] = 'console="comconsole,vidconsole"';
1033
				}
1034
			} elseif ($g['platform'] == "nanobsd") {
1035
				$new_boot_config[] = 'comconsole_speed="' . $serialspeed . '"';
1036
			}
1037

    
1038
			$new_boot_config[] = 'hw.usb.no_pf="1"';
1039

    
1040
			file_put_contents($loader_conf_file, implode("\n", $new_boot_config) . "\n");
1041
		}
1042
	}
1043
	$ttys = file_get_contents("/etc/ttys");
1044
	$ttys_split = explode("\n", $ttys);
1045
	$fd = fopen("/etc/ttys", "w");
1046
	foreach($ttys_split as $tty) {
1047
		if(stristr($tty, "ttyd0") or stristr($tty, "ttyu0")) {
1048
			if(isset($config['system']['enableserial']) || $g['enableserial_force']) {
1049
				fwrite($fd, "ttyu0	\"/usr/libexec/getty bootupcli\"	cons25	on	secure\n");
1050
			} else {
1051
				fwrite($fd, "ttyu0	\"/usr/libexec/getty bootupcli\"	cons25	off	secure\n");
1052
			}
1053
		} else {
1054
			fwrite($fd, $tty . "\n");
1055
		}
1056
	}
1057
	fclose($fd);
1058
	auto_login();
1059

    
1060
	conf_mount_ro();
1061
	return;
1062
}
1063

    
1064
function print_value_list($list, $count = 10, $separator = ",") {
1065
	$list = implode($separator, array_slice($list, 0, $count));
1066
	if(count($list) < $count) {
1067
		$list .= ".";
1068
	} else {
1069
		$list .= "...";
1070
	}
1071
	return $list;
1072
}
1073

    
1074
/* DHCP enabled on any interfaces? */
1075
function is_dhcp_server_enabled() {
1076
	global $config;
1077

    
1078
	if (!is_array($config['dhcpd']))
1079
		return false;
1080

    
1081
	foreach ($config['dhcpd'] as $dhcpif => $dhcpifconf) {
1082
		if (isset($dhcpifconf['enable']) && !empty($config['interfaces'][$dhcpif]))
1083
			return true;
1084
	}
1085

    
1086
	return false;
1087
}
1088

    
1089
/* DHCP enabled on any interfaces? */
1090
function is_dhcpv6_server_enabled() {
1091
	global $config;
1092

    
1093
	if (is_array($config['interfaces'])) {
1094
		foreach ($config['interfaces'] as $ifcfg) {
1095
			if (isset($ifcfg['enable']) && !empty($ifcfg['track6-interface']))
1096
				return true;
1097
		}
1098
	}
1099

    
1100
	if (!is_array($config['dhcpdv6']))
1101
		return false;
1102

    
1103
	foreach ($config['dhcpdv6'] as $dhcpv6if => $dhcpv6ifconf) {
1104
		if (isset($dhcpv6ifconf['enable']) && !empty($config['interfaces'][$dhcpv6if]))
1105
			return true;
1106
	}
1107

    
1108
	return false;
1109
}
1110

    
1111
/* radvd enabled on any interfaces? */
1112
function is_radvd_enabled() {
1113
	global $config;
1114

    
1115
	if (!is_array($config['dhcpdv6']))
1116
		$config['dhcpdv6'] = array();
1117

    
1118
	$dhcpdv6cfg = $config['dhcpdv6'];
1119
	$Iflist = get_configured_interface_list();
1120

    
1121
	/* handle manually configured DHCP6 server settings first */
1122
	foreach ($dhcpdv6cfg as $dhcpv6if => $dhcpv6ifconf) {
1123
		if(!isset($config['interfaces'][$dhcpv6if]['enable']))
1124
			continue;
1125

    
1126
		if(!isset($dhcpv6ifconf['ramode']))
1127
			$dhcpv6ifconf['ramode'] = $dhcpv6ifconf['mode'];
1128

    
1129
		if($dhcpv6ifconf['ramode'] == "disabled")
1130
			continue;
1131

    
1132
		$ifcfgipv6 = get_interface_ipv6($dhcpv6if);
1133
		if(!is_ipaddrv6($ifcfgipv6))
1134
			continue;
1135

    
1136
		return true;
1137
	}
1138

    
1139
	/* handle DHCP-PD prefixes and 6RD dynamic interfaces */
1140
	foreach ($Iflist as $if => $ifdescr) {
1141
		if(!isset($config['interfaces'][$if]['track6-interface']))
1142
			continue;
1143
		if(!isset($config['interfaces'][$if]['enable']))
1144
			continue;
1145

    
1146
		$ifcfgipv6 = get_interface_ipv6($if);
1147
		if(!is_ipaddrv6($ifcfgipv6))
1148
			continue;
1149

    
1150
		$ifcfgsnv6 = get_interface_subnetv6($if);
1151
		$subnetv6 = gen_subnetv6($ifcfgipv6, $ifcfgsnv6);
1152

    
1153
		if(!is_ipaddrv6($subnetv6))
1154
			continue;
1155

    
1156
		return true;
1157
	}
1158

    
1159
	return false;
1160
}
1161

    
1162
/* Any PPPoE servers enabled? */
1163
function is_pppoe_server_enabled() {
1164
	global $config;
1165

    
1166
	$pppoeenable = false;
1167

    
1168
	if (!is_array($config['pppoes']) || !is_array($config['pppoes']['pppoe']))
1169
		return false;
1170

    
1171
	foreach ($config['pppoes']['pppoe'] as $pppoes)
1172
		if ($pppoes['mode'] == 'server')
1173
			$pppoeenable = true;
1174

    
1175
	return $pppoeenable;
1176
}
1177

    
1178
function convert_seconds_to_hms($sec){
1179
	$min=$hrs=0;
1180
	if ($sec != 0){
1181
		$min = floor($sec/60);
1182
		$sec %= 60;
1183
	}
1184
	if ($min != 0){
1185
		$hrs = floor($min/60);
1186
		$min %= 60;
1187
	}
1188
	if ($sec < 10)
1189
		$sec = "0".$sec;
1190
	if ($min < 10)
1191
		$min = "0".$min;
1192
	if ($hrs < 10)
1193
		$hrs = "0".$hrs;
1194
	$result = $hrs.":".$min.":".$sec;
1195
	return $result;
1196
}
1197

    
1198
/* Compute the total uptime from the ppp uptime log file in the conf directory */
1199

    
1200
function get_ppp_uptime($port){
1201
	if (file_exists("/conf/{$port}.log")){
1202
		$saved_time = file_get_contents("/conf/{$port}.log");
1203
		$uptime_data = explode("\n",$saved_time);
1204
		$sec=0;
1205
		foreach($uptime_data as $upt) {
1206
			$sec += substr($upt, 1 + strpos($upt, " "));
1207
		}
1208
		return convert_seconds_to_hms($sec);
1209
	} else {
1210
		$total_time = gettext("No history data found!");
1211
		return $total_time;
1212
	}
1213
}
1214

    
1215
//returns interface information
1216
function get_interface_info($ifdescr) {
1217
	global $config, $g;
1218

    
1219
	$ifinfo = array();
1220
	if (empty($config['interfaces'][$ifdescr]))
1221
		return;
1222
	$ifinfo['hwif'] = $config['interfaces'][$ifdescr]['if'];
1223
	$ifinfo['if'] = get_real_interface($ifdescr);
1224

    
1225
	$chkif = $ifinfo['if'];
1226
	$ifinfotmp = pfSense_get_interface_addresses($chkif);
1227
	$ifinfo['status'] = $ifinfotmp['status'];
1228
	if (empty($ifinfo['status']))
1229
		$ifinfo['status'] = "down";
1230
	$ifinfo['macaddr'] = $ifinfotmp['macaddr'];
1231
	$ifinfo['ipaddr'] = $ifinfotmp['ipaddr'];
1232
	$ifinfo['subnet'] = $ifinfotmp['subnet'];
1233
	$ifinfo['linklocal'] = get_interface_linklocal($ifdescr);
1234
	$ifinfo['ipaddrv6'] = get_interface_ipv6($ifdescr);
1235
	$ifinfo['subnetv6'] = get_interface_subnetv6($ifdescr);
1236
	if (isset($ifinfotmp['link0']))
1237
		$link0 = "down";
1238
	$ifinfotmp = pfSense_get_interface_stats($chkif);
1239
	// $ifinfo['inpkts'] = $ifinfotmp['inpkts'];
1240
	// $ifinfo['outpkts'] = $ifinfotmp['outpkts'];
1241
	$ifinfo['inerrs'] = $ifinfotmp['inerrs'];
1242
	$ifinfo['outerrs'] = $ifinfotmp['outerrs'];
1243
	$ifinfo['collisions'] = $ifinfotmp['collisions'];
1244

    
1245
	/* Use pfctl for non wrapping 64 bit counters */
1246
	/* Pass */
1247
	exec("/sbin/pfctl -vvsI -i {$chkif}", $pfctlstats);
1248
	$pf_in4_pass = preg_split("/ +/ ", $pfctlstats[3]);
1249
	$pf_out4_pass = preg_split("/ +/", $pfctlstats[5]);
1250
	$pf_in6_pass = preg_split("/ +/ ", $pfctlstats[7]);
1251
	$pf_out6_pass = preg_split("/ +/", $pfctlstats[9]);
1252
	$in4_pass = $pf_in4_pass[5];
1253
	$out4_pass = $pf_out4_pass[5];
1254
	$in4_pass_packets = $pf_in4_pass[3];
1255
	$out4_pass_packets = $pf_out4_pass[3];
1256
	$in6_pass = $pf_in6_pass[5];
1257
	$out6_pass = $pf_out6_pass[5];
1258
	$in6_pass_packets = $pf_in6_pass[3];
1259
	$out6_pass_packets = $pf_out6_pass[3];
1260
	$ifinfo['inbytespass'] = $in4_pass + $in6_pass;
1261
	$ifinfo['outbytespass'] = $out4_pass + $out6_pass;
1262
	$ifinfo['inpktspass'] = $in4_pass_packets + $in6_pass_packets;
1263
	$ifinfo['outpktspass'] = $out4_pass_packets + $out6_pass_packets;
1264

    
1265
	/* Block */
1266
	$pf_in4_block = preg_split("/ +/", $pfctlstats[4]);
1267
	$pf_out4_block = preg_split("/ +/", $pfctlstats[6]);
1268
	$pf_in6_block = preg_split("/ +/", $pfctlstats[8]);
1269
	$pf_out6_block = preg_split("/ +/", $pfctlstats[10]);
1270
	$in4_block = $pf_in4_block[5];
1271
	$out4_block = $pf_out4_block[5];
1272
	$in4_block_packets = $pf_in4_block[3];
1273
	$out4_block_packets = $pf_out4_block[3];
1274
	$in6_block = $pf_in6_block[5];
1275
	$out6_block = $pf_out6_block[5];
1276
	$in6_block_packets = $pf_in6_block[3];
1277
	$out6_block_packets = $pf_out6_block[3];
1278
	$ifinfo['inbytesblock'] = $in4_block + $in6_block;
1279
	$ifinfo['outbytesblock'] = $out4_block + $out6_block;
1280
	$ifinfo['inpktsblock'] = $in4_block_packets + $in6_block_packets;
1281
	$ifinfo['outpktsblock'] = $out4_block_packets + $out6_block_packets;
1282

    
1283
	$ifinfo['inbytes'] = $in4_pass + $in6_pass;
1284
	$ifinfo['outbytes'] = $out4_pass + $out6_pass;
1285
	$ifinfo['inpkts'] = $in4_pass_packets + $in6_pass_packets;
1286
	$ifinfo['outpkts'] = $out4_pass_packets + $out6_pass_packets;
1287

    
1288
	$ifconfiginfo = "";
1289
	$link_type = $config['interfaces'][$ifdescr]['ipaddr'];
1290
	switch ($link_type) {
1291
	/* DHCP? -> see if dhclient is up */
1292
	case "dhcp":
1293
		/* see if dhclient is up */
1294
		if (find_dhclient_process($ifinfo['if']) <> "")
1295
			$ifinfo['dhcplink'] = "up";
1296
		else
1297
			$ifinfo['dhcplink'] = "down";
1298

    
1299
		break;
1300
	/* PPPoE/PPTP/L2TP interface? -> get status from virtual interface */
1301
	case "pppoe":
1302
	case "pptp":
1303
	case "l2tp":
1304
		if ($ifinfo['status'] == "up" && !isset($link0))
1305
			/* get PPPoE link status for dial on demand */
1306
			$ifinfo["{$link_type}link"] = "up";
1307
		else
1308
			$ifinfo["{$link_type}link"] = "down";
1309

    
1310
		break;
1311
	/* PPP interface? -> get uptime for this session and cumulative uptime from the persistant log file in conf */
1312
	case "ppp":
1313
		if ($ifinfo['status'] == "up")
1314
			$ifinfo['ppplink'] = "up";
1315
		else
1316
			$ifinfo['ppplink'] = "down" ;
1317

    
1318
		if (empty($ifinfo['status']))
1319
			$ifinfo['status'] = "down";
1320

    
1321
		if (is_array($config['ppps']['ppp']) && count($config['ppps']['ppp'])) {
1322
			foreach ($config['ppps']['ppp'] as $pppid => $ppp) {
1323
				if ($config['interfaces'][$ifdescr]['if'] == $ppp['if'])
1324
					break;
1325
			}
1326
		}
1327
		$dev = $ppp['ports'];
1328
		if ($config['interfaces'][$ifdescr]['if'] != $ppp['if'] || empty($dev))
1329
			break;
1330
		if (!file_exists($dev)) {
1331
			$ifinfo['nodevice'] = 1;
1332
			$ifinfo['pppinfo'] = $dev . " " . gettext("device not present! Is the modem attached to the system?");
1333
		}
1334

    
1335
		$usbmodemoutput = array();
1336
		exec("usbconfig", $usbmodemoutput);
1337
		$mondev = "{$g['tmp_path']}/3gstats.{$ifdescr}";
1338
		if(file_exists($mondev)) {
1339
			$cellstats = file($mondev);
1340
			/* skip header */
1341
			$a_cellstats = explode(",", $cellstats[1]);
1342
			if(preg_match("/huawei/i", implode("\n", $usbmodemoutput))) {
1343
				$ifinfo['cell_rssi'] = huawei_rssi_to_string($a_cellstats[1]);
1344
				$ifinfo['cell_mode'] = huawei_mode_to_string($a_cellstats[2], $a_cellstats[3]);
1345
				$ifinfo['cell_simstate'] = huawei_simstate_to_string($a_cellstats[10]);
1346
				$ifinfo['cell_service'] = huawei_service_to_string(trim($a_cellstats[11]));
1347
			}
1348
			if(preg_match("/zte/i", implode("\n", $usbmodemoutput))) {
1349
				$ifinfo['cell_rssi'] = zte_rssi_to_string($a_cellstats[1]);
1350
				$ifinfo['cell_mode'] = zte_mode_to_string($a_cellstats[2], $a_cellstats[3]);
1351
				$ifinfo['cell_simstate'] = zte_simstate_to_string($a_cellstats[10]);
1352
				$ifinfo['cell_service'] = zte_service_to_string(trim($a_cellstats[11]));
1353
			}
1354
			$ifinfo['cell_upstream'] = $a_cellstats[4];
1355
			$ifinfo['cell_downstream'] = trim($a_cellstats[5]);
1356
			$ifinfo['cell_sent'] = $a_cellstats[6];
1357
			$ifinfo['cell_received'] = trim($a_cellstats[7]);
1358
			$ifinfo['cell_bwupstream'] = $a_cellstats[8];
1359
			$ifinfo['cell_bwdownstream'] = trim($a_cellstats[9]);
1360
		}
1361
		// Calculate cumulative uptime for PPP link. Useful for connections that have per minute/hour contracts so you don't go over!
1362
		if (isset($ppp['uptime']))
1363
			$ifinfo['ppp_uptime_accumulated'] = "(".get_ppp_uptime($ifinfo['if']).")";
1364
		break;
1365
	default:
1366
		break;
1367
	}
1368

    
1369
	if (file_exists("{$g['varrun_path']}/{$link_type}_{$ifdescr}.pid")) {
1370
		$sec = trim(`/usr/local/sbin/ppp-uptime.sh {$ifinfo['if']}`);
1371
		$ifinfo['ppp_uptime'] = convert_seconds_to_hms($sec);
1372
	}
1373

    
1374
	if ($ifinfo['status'] == "up") {
1375
		/* try to determine media with ifconfig */
1376
		unset($ifconfiginfo);
1377
		exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo);
1378
		$wifconfiginfo = array();
1379
		if(is_interface_wireless($ifdescr)) {
1380
			exec("/sbin/ifconfig {$ifinfo['if']} list sta", $wifconfiginfo);
1381
			array_shift($wifconfiginfo);
1382
		}
1383
		$matches = "";
1384
		foreach ($ifconfiginfo as $ici) {
1385

    
1386
			/* don't list media/speed for wireless cards, as it always
1387
			   displays 2 Mbps even though clients can connect at 11 Mbps */
1388
			if (preg_match("/media: .*? \((.*?)\)/", $ici, $matches)) {
1389
				$ifinfo['media'] = $matches[1];
1390
			} else if (preg_match("/media: Ethernet (.*)/", $ici, $matches)) {
1391
				$ifinfo['media'] = $matches[1];
1392
			} else if (preg_match("/media: IEEE 802.11 Wireless Ethernet (.*)/", $ici, $matches)) {
1393
				$ifinfo['media'] = $matches[1];
1394
			}
1395

    
1396
			if (preg_match("/status: (.*)$/", $ici, $matches)) {
1397
				if ($matches[1] != "active")
1398
					$ifinfo['status'] = $matches[1];
1399
				if($ifinfo['status'] == gettext("running"))
1400
					$ifinfo['status'] = gettext("up");
1401
			}
1402
			if (preg_match("/channel (\S*)/", $ici, $matches)) {
1403
				$ifinfo['channel'] = $matches[1];
1404
			}
1405
			if (preg_match("/ssid (\".*?\"|\S*)/", $ici, $matches)) {
1406
				if ($matches[1][0] == '"')
1407
					$ifinfo['ssid'] = substr($matches[1], 1, -1);
1408
				else
1409
					$ifinfo['ssid'] = $matches[1];
1410
			}
1411
			if (preg_match("/laggproto (.*)$/", $ici, $matches)) {
1412
				$ifinfo['laggproto'] = $matches[1];
1413
			}
1414
			if (preg_match("/laggport: (.*)$/", $ici, $matches)) {
1415
				$ifinfo['laggport'][] = $matches[1];
1416
			}
1417
		}
1418
		foreach($wifconfiginfo as $ici) {
1419
			$elements = preg_split("/[ ]+/i", $ici);
1420
			if ($elements[0] != "") {
1421
				$ifinfo['bssid'] = $elements[0];
1422
			}
1423
			if ($elements[3] != "") {
1424
				$ifinfo['rate'] = $elements[3];
1425
			}
1426
			if ($elements[4] != "") {
1427
				$ifinfo['rssi'] = $elements[4];
1428
			}
1429

    
1430
		}
1431
		/* lookup the gateway */
1432
		if (interface_has_gateway($ifdescr)) {
1433
			$ifinfo['gateway'] = get_interface_gateway($ifdescr);
1434
			$ifinfo['gatewayv6'] = get_interface_gateway_v6($ifdescr);
1435
		}
1436
	}
1437

    
1438
	$bridge = "";
1439
	$bridge = link_interface_to_bridge($ifdescr);
1440
	if($bridge) {
1441
		$bridge_text = `/sbin/ifconfig {$bridge}`;
1442
		if(stristr($bridge_text, "blocking") <> false) {
1443
			$ifinfo['bridge'] = "<b><font color='red'>" . gettext("blocking") . "</font></b> - " . gettext("check for ethernet loops");
1444
			$ifinfo['bridgeint'] = $bridge;
1445
		} else if(stristr($bridge_text, "learning") <> false) {
1446
			$ifinfo['bridge'] = gettext("learning");
1447
			$ifinfo['bridgeint'] = $bridge;
1448
		} else if(stristr($bridge_text, "forwarding") <> false) {
1449
			$ifinfo['bridge'] = gettext("forwarding");
1450
			$ifinfo['bridgeint'] = $bridge;
1451
		}
1452
	}
1453

    
1454
	return $ifinfo;
1455
}
1456

    
1457
//returns cpu speed of processor. Good for determining capabilities of machine
1458
function get_cpu_speed() {
1459
	return exec("/sbin/sysctl -n hw.clockrate");
1460
}
1461

    
1462
function add_hostname_to_watch($hostname) {
1463
	if(!is_dir("/var/db/dnscache")) {
1464
		mkdir("/var/db/dnscache");
1465
	}
1466
	if((is_fqdn($hostname)) && (!is_ipaddr($hostname))) {
1467
		$domrecords = array();
1468
		$domips = array();
1469
		exec("host -t A " . escapeshellarg($hostname), $domrecords, $rethost);
1470
		if($rethost == 0) {
1471
			foreach($domrecords as $domr) {
1472
				$doml = explode(" ", $domr);
1473
				$domip = $doml[3];
1474
				/* fill array with domain ip addresses */
1475
				if(is_ipaddr($domip)) {
1476
					$domips[] = $domip;
1477
				}
1478
			}
1479
		}
1480
		sort($domips);
1481
		$contents = "";
1482
		if(! empty($domips)) {
1483
			foreach($domips as $ip) {
1484
				$contents .= "$ip\n";
1485
			}
1486
		}
1487
		file_put_contents("/var/db/dnscache/$hostname", $contents);
1488
	}
1489
}
1490

    
1491
function is_fqdn($fqdn) {
1492
	$hostname = false;
1493
	if(preg_match("/[-A-Z0-9\.]+\.[-A-Z0-9\.]+/i", $fqdn)) {
1494
		$hostname = true;
1495
	}
1496
	if(preg_match("/\.\./", $fqdn)) {
1497
		$hostname = false;
1498
	}
1499
	if(preg_match("/^\./i", $fqdn)) {
1500
		$hostname = false;
1501
	}
1502
	if(preg_match("/\//i", $fqdn)) {
1503
		$hostname = false;
1504
	}
1505
	return($hostname);
1506
}
1507

    
1508
function pfsense_default_state_size() {
1509
	/* get system memory amount */
1510
	$memory = get_memory();
1511
	$physmem = $memory[0];
1512
	/* Be cautious and only allocate 10% of system memory to the state table */
1513
	$max_states = (int) ($physmem/10)*1000;
1514
	return $max_states;
1515
}
1516

    
1517
function pfsense_default_tables_size() {
1518
	$current = `pfctl -sm | grep ^tables | awk '{print $4};'`;
1519
	return $current;
1520
}
1521

    
1522
function pfsense_default_table_entries_size() {
1523
	$current = `pfctl -sm | grep table-entries | awk '{print $4};'`;
1524
	return $current;
1525
}
1526

    
1527
/* Compare the current hostname DNS to the DNS cache we made
1528
 * if it has changed we return the old records
1529
 * if no change we return false */
1530
function compare_hostname_to_dnscache($hostname) {
1531
	if(!is_dir("/var/db/dnscache")) {
1532
		mkdir("/var/db/dnscache");
1533
	}
1534
	$hostname = trim($hostname);
1535
	if(is_readable("/var/db/dnscache/{$hostname}")) {
1536
		$oldcontents = file_get_contents("/var/db/dnscache/{$hostname}");
1537
	} else {
1538
		$oldcontents = "";
1539
	}
1540
	if((is_fqdn($hostname)) && (!is_ipaddr($hostname))) {
1541
		$domrecords = array();
1542
		$domips = array();
1543
		exec("host -t A " . escapeshellarg($hostname), $domrecords, $rethost);
1544
		if($rethost == 0) {
1545
			foreach($domrecords as $domr) {
1546
				$doml = explode(" ", $domr);
1547
				$domip = $doml[3];
1548
				/* fill array with domain ip addresses */
1549
				if(is_ipaddr($domip)) {
1550
					$domips[] = $domip;
1551
				}
1552
			}
1553
		}
1554
		sort($domips);
1555
		$contents = "";
1556
		if(! empty($domips)) {
1557
			foreach($domips as $ip) {
1558
				$contents .= "$ip\n";
1559
			}
1560
		}
1561
	}
1562

    
1563
	if(trim($oldcontents) != trim($contents)) {
1564
		if($g['debug']) {
1565
			log_error(sprintf(gettext('DNSCACHE: Found old IP %1$s and new IP %2$s'), $oldcontents, $contents));
1566
		}
1567
		return ($oldcontents);
1568
	} else {
1569
		return false;
1570
	}
1571
}
1572

    
1573
/*
1574
 * load_crypto() - Load crypto modules if enabled in config.
1575
 */
1576
function load_crypto() {
1577
	global $config, $g;
1578
	$crypto_modules = array('glxsb', 'aesni');
1579

    
1580
	if (!in_array($config['system']['crypto_hardware'], $crypto_modules))
1581
		return false;
1582

    
1583
	if (!empty($config['system']['crypto_hardware']) && !is_module_loaded($config['system']['crypto_hardware'])) {
1584
		log_error("Loading {$config['system']['crypto_hardware']} cryptographic accelerator module.");
1585
		mwexec("/sbin/kldload {$config['system']['crypto_hardware']}");
1586
	}
1587
}
1588

    
1589
/*
1590
 * load_thermal_hardware() - Load temperature monitor kernel module
1591
 */
1592
function load_thermal_hardware() {
1593
	global $config, $g;
1594
	$thermal_hardware_modules = array('coretemp', 'amdtemp');
1595

    
1596
	if (!in_array($config['system']['thermal_hardware'], $thermal_hardware_modules))
1597
		return false;
1598

    
1599
	if (!empty($config['system']['thermal_hardware']) && !is_module_loaded($config['system']['thermal_hardware'])) {
1600
		log_error("Loading {$config['system']['thermal_hardware']} thermal monitor module.");
1601
		mwexec("/sbin/kldload {$config['system']['thermal_hardware']}");
1602
	}
1603
}
1604

    
1605
/****f* pfsense-utils/isvm
1606
 * NAME
1607
 *   isvm
1608
 * INPUTS
1609
 *	none
1610
 * RESULT
1611
 *   returns true if machine is running under a virtual environment
1612
 ******/
1613
function isvm() {
1614
	$virtualenvs = array("vmware", "parallels", "qemu", "bochs", "plex86");
1615
	$bios_product = trim(`/bin/kenv | /usr/bin/awk -F= '/smbios.system.product/ {print $2}'`);
1616
	foreach ($virtualenvs as $virtualenv)
1617
		if (stripos($bios_product, $virtualenv) !== false)
1618
			return true;
1619

    
1620
	return false;
1621
}
1622

    
1623
function get_freebsd_version() {
1624
	$version = php_uname("r");
1625
	return $version[0];
1626
}
1627

    
1628
function download_file_with_progress_bar($url_file, $destination_file, $readbody = 'read_body', $connect_timeout=60, $timeout=0) {
1629
	global $ch, $fout, $file_size, $downloaded, $config, $first_progress_update;
1630
	$file_size  = 1;
1631
	$downloaded = 1;
1632
	$first_progress_update = TRUE;
1633
	/* open destination file */
1634
	$fout = fopen($destination_file, "wb");
1635

    
1636
	/*
1637
	 *      Originally by Author: Keyvan Minoukadeh
1638
	 *      Modified by Scott Ullrich to return Content-Length size
1639
	 */
1640

    
1641
	$ch = curl_init();
1642
	curl_setopt($ch, CURLOPT_URL, $url_file);
1643
	curl_setopt($ch, CURLOPT_HEADERFUNCTION, 'read_header');
1644
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
1645
	/* Don't verify SSL peers since we don't have the certificates to do so. */
1646
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
1647
	curl_setopt($ch, CURLOPT_WRITEFUNCTION, $readbody);
1648
	curl_setopt($ch, CURLOPT_NOPROGRESS, '1');
1649
	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $connect_timeout);
1650
	curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
1651

    
1652
	if (!empty($config['system']['proxyurl'])) {
1653
		curl_setopt($ch, CURLOPT_PROXY, $config['system']['proxyurl']);
1654
		if (!empty($config['system']['proxyport']))
1655
			curl_setopt($ch, CURLOPT_PROXYPORT, $config['system']['proxyport']);
1656
		if (!empty($config['system']['proxyuser']) && !empty($config['system']['proxypass'])) {
1657
			@curl_setopt($ch, CURLOPT_PROXYAUTH, CURLAUTH_ANY | CURLAUTH_ANYSAFE);
1658
			curl_setopt($ch, CURLOPT_PROXYUSERPWD, "{$config['system']['proxyuser']}:{$config['system']['proxypass']}");
1659
		}
1660
	}
1661

    
1662
	@curl_exec($ch);
1663
	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
1664
	if($fout)
1665
		fclose($fout);
1666
	curl_close($ch);
1667
	return ($http_code == 200) ? true : $http_code;
1668
}
1669

    
1670
function read_header($ch, $string) {
1671
	global $file_size, $fout;
1672
	$length = strlen($string);
1673
	$regs = "";
1674
	preg_match("/(Content-Length:) (.*)/", $string, $regs);
1675
	if($regs[2] <> "") {
1676
		$file_size = intval($regs[2]);
1677
	}
1678
	ob_flush();
1679
	return $length;
1680
}
1681

    
1682
function read_body($ch, $string) {
1683
	global $fout, $file_size, $downloaded, $sendto, $static_status, $static_output, $lastseen, $first_progress_update;
1684
	global $pkg_interface;
1685
	$length = strlen($string);
1686
	$downloaded += intval($length);
1687
	if($file_size > 0) {
1688
		$downloadProgress = round(100 * (1 - $downloaded / $file_size), 0);
1689
		$downloadProgress = 100 - $downloadProgress;
1690
	} else
1691
		$downloadProgress = 0;
1692
	if($lastseen <> $downloadProgress and $downloadProgress < 101) {
1693
		if($sendto == "status") {
1694
			if($pkg_interface == "console") {
1695
				if(($downloadProgress % 10) == 0 || $downloadProgress < 10) {
1696
					$tostatus = $static_status . $downloadProgress . "%";
1697
					if ($downloadProgress == 100) {
1698
						$tostatus = $tostatus . "\r";
1699
					}
1700
					update_status($tostatus);
1701
				}
1702
			} else {
1703
				$tostatus = $static_status . $downloadProgress . "%";
1704
				update_status($tostatus);
1705
			}
1706
		} else {
1707
			if($pkg_interface == "console") {
1708
				if(($downloadProgress % 10) == 0 || $downloadProgress < 10) {
1709
					$tooutput = $static_output . $downloadProgress . "%";
1710
					if ($downloadProgress == 100) {
1711
						$tooutput = $tooutput . "\r";
1712
					}
1713
					update_output_window($tooutput);
1714
				}
1715
			} else {
1716
				$tooutput = $static_output . $downloadProgress . "%";
1717
				update_output_window($tooutput);
1718
			}
1719
		}
1720
				if(($pkg_interface != "console") || (($downloadProgress % 10) == 0) || ($downloadProgress < 10)) {
1721
					update_progress_bar($downloadProgress, $first_progress_update);
1722
					$first_progress_update = FALSE;
1723
				}
1724
		$lastseen = $downloadProgress;
1725
	}
1726
	if($fout)
1727
		fwrite($fout, $string);
1728
	ob_flush();
1729
	return $length;
1730
}
1731

    
1732
/*
1733
 *   update_output_window: update bottom textarea dynamically.
1734
 */
1735
function update_output_window($text) {
1736
	global $pkg_interface;
1737
	$log = preg_replace("/\n/", "\\n", $text);
1738
	if($pkg_interface != "console") {
1739
		echo "\n<script type=\"text/javascript\">";
1740
		echo "\n//<![CDATA[";
1741
		echo "\nthis.document.forms[0].output.value = \"" . $log . "\";";
1742
		echo "\nthis.document.forms[0].output.scrollTop = this.document.forms[0].output.scrollHeight;";
1743
		echo "\n//]]>";
1744
		echo "\n</script>";
1745
	}
1746
	/* ensure that contents are written out */
1747
	ob_flush();
1748
}
1749

    
1750
/*
1751
 *   update_status: update top textarea dynamically.
1752
 */
1753
function update_status($status) {
1754
	global $pkg_interface;
1755
	if($pkg_interface == "console") {
1756
		echo "\r{$status}";
1757
	} else {
1758
		echo "\n<script type=\"text/javascript\">";
1759
		echo "\n//<![CDATA[";
1760
		echo "\nthis.document.forms[0].status.value=\"" . $status . "\";";
1761
		echo "\n//]]>";
1762
		echo "\n</script>";
1763
	}
1764
	/* ensure that contents are written out */
1765
	ob_flush();
1766
}
1767

    
1768
/*
1769
 * update_progress_bar($percent, $first_time): updates the javascript driven progress bar.
1770
 */
1771
function update_progress_bar($percent, $first_time) {
1772
	global $pkg_interface;
1773
	if($percent > 100) $percent = 1;
1774
	if($pkg_interface <> "console") {
1775
		echo "\n<script type=\"text/javascript\">";
1776
		echo "\n//<![CDATA[";
1777
		echo "\ndocument.progressbar.style.width='" . $percent . "%';";
1778
		echo "\n//]]>";
1779
		echo "\n</script>";
1780
	} else {
1781
		if(!($first_time))
1782
			echo "\x08\x08\x08\x08\x08";
1783
		echo sprintf("%4d%%", $percent);
1784
	}
1785
}
1786

    
1787
/* Split() is being DEPRECATED as of PHP 5.3.0 and REMOVED as of PHP 6.0.0. Relying on this feature is highly discouraged. */
1788
if(!function_exists("split")) {
1789
	function split($separator, $haystack, $limit = null) {
1790
		log_error("deprecated split() call with separator '{$separator}'");
1791
		return preg_split($separator, $haystack, $limit);
1792
	}
1793
}
1794

    
1795
function update_alias_names_upon_change($section, $field, $new_alias_name, $origname) {
1796
	global $g, $config, $pconfig, $debug;
1797
	if(!$origname)
1798
		return;
1799

    
1800
	$sectionref = &$config;
1801
	foreach($section as $sectionname) {
1802
		if(is_array($sectionref) && isset($sectionref[$sectionname]))
1803
			$sectionref = &$sectionref[$sectionname];
1804
		else
1805
			return;
1806
	}
1807

    
1808
	if($debug) $fd = fopen("{$g['tmp_path']}/print_r", "a");
1809
	if($debug) fwrite($fd, print_r($pconfig, true));
1810

    
1811
	if(is_array($sectionref)) {
1812
		foreach($sectionref as $itemkey => $item) {
1813
			if($debug) fwrite($fd, "$itemkey\n");
1814

    
1815
			$fieldfound = true;
1816
			$fieldref = &$sectionref[$itemkey];
1817
			foreach($field as $fieldname) {
1818
				if(is_array($fieldref) && isset($fieldref[$fieldname]))
1819
					$fieldref = &$fieldref[$fieldname];
1820
				else {
1821
					$fieldfound = false;
1822
					break;
1823
				}
1824
			}
1825
			if($fieldfound && $fieldref == $origname) {
1826
				if($debug) fwrite($fd, "Setting old alias value $origname to $new_alias_name\n");
1827
				$fieldref = $new_alias_name;
1828
			}
1829
		}
1830
	}
1831

    
1832
	if($debug) fclose($fd);
1833

    
1834
}
1835

    
1836
function update_alias_url_data() {
1837
	global $config, $g;
1838

    
1839
	/* item is a url type */
1840
	$lockkey = lock('config');
1841
	if (is_array($config['aliases']['alias'])) {
1842
		foreach ($config['aliases']['alias'] as $x => $alias) {
1843
			if (empty($alias['aliasurl']))
1844
				continue;
1845

    
1846
			$address = "";
1847
			$isfirst = 0;
1848
			foreach ($alias['aliasurl'] as $alias_url) {
1849
				/* fetch down and add in */
1850
				$temp_filename = tempnam("{$g['tmp_path']}/", "alias_import");
1851
				unlink($temp_filename);
1852
				mwexec("/bin/mkdir -p {$temp_filename}");
1853
				mwexec("/usr/bin/fetch -T 5 -q -o \"{$temp_filename}/aliases\" \"" . $alias_url . "\"");
1854
				/* if the item is tar gzipped then extract */
1855
				if (stristr($alias_url, ".tgz"))
1856
					process_alias_tgz($temp_filename);
1857
				else if (stristr($alias_url, ".zip"))
1858
					process_alias_unzip($temp_filename);
1859
				if (file_exists("{$temp_filename}/aliases")) {
1860
					$file_contents = file_get_contents("{$temp_filename}/aliases");
1861
					$file_contents = str_replace("#", "\n#", $file_contents);
1862
					$file_contents_split = explode("\n", $file_contents);
1863
					foreach ($file_contents_split as $fc) {
1864
						$tmp = trim($fc);
1865
						if (stristr($fc, "#")) {
1866
							$tmp_split = explode("#", $tmp);
1867
							$tmp = trim($tmp_split[0]);
1868
						}
1869
						if (trim($tmp) <> "") {
1870
							if ($isfirst == 1)
1871
								$address .= " ";
1872
							$address .= $tmp;
1873
							$isfirst = 1;
1874
						}
1875
					}
1876
					mwexec("/bin/rm -rf {$temp_filename}");
1877
				}
1878
			}
1879
			if($isfirst > 0) {
1880
				$config['aliases']['alias'][$x]['address'] = $address;
1881
				$updated = true;
1882
			}
1883
		}
1884
	}
1885
	unlock($lockkey);
1886
	if ($updated) {
1887
		write_config();
1888
		send_event("filter reload");
1889
	}
1890
}
1891

    
1892
function process_alias_unzip($temp_filename) {
1893
	if(!file_exists("/usr/local/bin/unzip"))
1894
		return;
1895
	rename("{$temp_filename}/aliases", "{$temp_filename}/aliases.zip");
1896
	mwexec("/usr/local/bin/unzip {$temp_filename}/aliases.tgz -d {$temp_filename}/aliases/");
1897
	unlink("{$temp_filename}/aliases.zip");
1898
	$files_to_process = return_dir_as_array("{$temp_filename}/");
1899
	/* foreach through all extracted files and build up aliases file */
1900
	$fd = fopen("{$temp_filename}/aliases", "w");
1901
	foreach($files_to_process as $f2p) {
1902
		$file_contents = file_get_contents($f2p);
1903
		fwrite($fd, $file_contents);
1904
		unlink($f2p);
1905
	}
1906
	fclose($fd);
1907
}
1908

    
1909
function process_alias_tgz($temp_filename) {
1910
	if(!file_exists("/usr/bin/tar"))
1911
		return;
1912
	rename("{$temp_filename}/aliases", "{$temp_filename}/aliases.tgz");
1913
	mwexec("/usr/bin/tar xzf {$temp_filename}/aliases.tgz -C {$temp_filename}/aliases/");
1914
	unlink("{$temp_filename}/aliases.tgz");
1915
	$files_to_process = return_dir_as_array("{$temp_filename}/");
1916
	/* foreach through all extracted files and build up aliases file */
1917
	$fd = fopen("{$temp_filename}/aliases", "w");
1918
	foreach($files_to_process as $f2p) {
1919
		$file_contents = file_get_contents($f2p);
1920
		fwrite($fd, $file_contents);
1921
		unlink($f2p);
1922
	}
1923
	fclose($fd);
1924
}
1925

    
1926
function version_compare_dates($a, $b) {
1927
	$a_time = strtotime($a);
1928
	$b_time = strtotime($b);
1929

    
1930
	if ((!$a_time) || (!$b_time)) {
1931
		return FALSE;
1932
	} else {
1933
		if ($a_time < $b_time)
1934
			return -1;
1935
		elseif ($a_time == $b_time)
1936
			return 0;
1937
		else
1938
			return 1;
1939
	}
1940
}
1941
function version_get_string_value($a) {
1942
	$strs = array(
1943
		0 => "ALPHA-ALPHA",
1944
		2 => "ALPHA",
1945
		3 => "BETA",
1946
		4 => "B",
1947
		5 => "C",
1948
		6 => "D",
1949
		7 => "RC",
1950
		8 => "RELEASE",
1951
		9 => "*"			// Matches all release levels
1952
	);
1953
	$major = 0;
1954
	$minor = 0;
1955
	foreach ($strs as $num => $str) {
1956
		if (substr($a, 0, strlen($str)) == $str) {
1957
			$major = $num;
1958
			$n = substr($a, strlen($str));
1959
			if (is_numeric($n))
1960
				$minor = $n;
1961
			break;
1962
		}
1963
	}
1964
	return "{$major}.{$minor}";
1965
}
1966
function version_compare_string($a, $b) {
1967
	// Only compare string parts if both versions give a specific release
1968
	// (If either version lacks a string part, assume intended to match all release levels)
1969
	if (isset($a) && isset($b))
1970
		return version_compare_numeric(version_get_string_value($a), version_get_string_value($b));
1971
	else
1972
		return 0;
1973
}
1974
function version_compare_numeric($a, $b) {
1975
	$a_arr = explode('.', rtrim($a, '.0'));
1976
	$b_arr = explode('.', rtrim($b, '.0'));
1977

    
1978
	foreach ($a_arr as $n => $val) {
1979
		if (array_key_exists($n, $b_arr)) {
1980
			// So far so good, both have values at this minor version level. Compare.
1981
			if ($val > $b_arr[$n])
1982
				return 1;
1983
			elseif ($val < $b_arr[$n])
1984
				return -1;
1985
		} else {
1986
			// a is greater, since b doesn't have any minor version here.
1987
			return 1;
1988
		}
1989
	}
1990
	if (count($b_arr) > count($a_arr)) {
1991
		// b is longer than a, so it must be greater.
1992
		return -1;
1993
	} else {
1994
		// Both a and b are of equal length and value.
1995
		return 0;
1996
	}
1997
}
1998
function pfs_version_compare($cur_time, $cur_text, $remote) {
1999
	// First try date compare
2000
	$v = version_compare_dates($cur_time, $remote);
2001
	if ($v === FALSE) {
2002
		// If that fails, try to compare by string
2003
		// Before anything else, simply test if the strings are equal
2004
		if (($cur_text == $remote) || ($cur_time == $remote))
2005
			return 0;
2006
		list($cur_num, $cur_str) = explode('-', $cur_text);
2007
		list($rem_num, $rem_str) = explode('-', $remote);
2008

    
2009
		// First try to compare the numeric parts of the version string.
2010
		$v = version_compare_numeric($cur_num, $rem_num);
2011

    
2012
		// If the numeric parts are the same, compare the string parts.
2013
		if ($v == 0)
2014
			return version_compare_string($cur_str, $rem_str);
2015
	}
2016
	return $v;
2017
}
2018
function process_alias_urltable($name, $url, $freq, $forceupdate=false) {
2019
	$urltable_prefix = "/var/db/aliastables/";
2020
	$urltable_filename = $urltable_prefix . $name . ".txt";
2021

    
2022
	// Make the aliases directory if it doesn't exist
2023
	if (!file_exists($urltable_prefix)) {
2024
		mkdir($urltable_prefix);
2025
	} elseif (!is_dir($urltable_prefix)) {
2026
		unlink($urltable_prefix);
2027
		mkdir($urltable_prefix);
2028
	}
2029

    
2030
	// If the file doesn't exist or is older than update_freq days, fetch a new copy.
2031
	if (!file_exists($urltable_filename)
2032
		|| ((time() - filemtime($urltable_filename)) > ($freq * 86400 - 90))
2033
		|| $forceupdate) {
2034

    
2035
		// Try to fetch the URL supplied
2036
		conf_mount_rw();
2037
		unlink_if_exists($urltable_filename . ".tmp");
2038
		// Use fetch to grab data since these may be large files, we don't want to process them through PHP if we can help it.
2039
		mwexec("/usr/bin/fetch -T 5 -q -o " . escapeshellarg($urltable_filename . ".tmp") . " " . escapeshellarg($url));
2040
		// Remove comments. Might need some grep-fu to only allow lines that look like IPs/subnets
2041
		if (file_exists($urltable_filename . ".tmp")) {
2042
			mwexec("/usr/bin/sed 's/\;.*//g' ". escapeshellarg($urltable_filename . ".tmp") . "| /usr/bin/egrep -v '^[[:space:]]*$|^#' > " . escapeshellarg($urltable_filename));
2043
			unlink_if_exists($urltable_filename . ".tmp");
2044
		} else
2045
			touch($urltable_filename);
2046
		conf_mount_ro();
2047
		return true;
2048
	} else {
2049
		// File exists, and it doesn't need updated.
2050
		return -1;
2051
	}
2052
}
2053
function get_real_slice_from_glabel($label) {
2054
	$label = escapeshellarg($label);
2055
	return trim(`/sbin/glabel list | /usr/bin/grep -B2 ufs/{$label} | /usr/bin/head -n 1 | /usr/bin/cut -f3 -d' '`);
2056
}
2057
function nanobsd_get_boot_slice() {
2058
	return trim(`/sbin/mount | /usr/bin/grep pfsense | /usr/bin/cut -d'/' -f4 | /usr/bin/cut -d' ' -f1`);
2059
}
2060
function nanobsd_get_boot_drive() {
2061
	return trim(`/sbin/glabel list | /usr/bin/grep -B2 ufs/pfsense | /usr/bin/head -n 1 | /usr/bin/cut -f3 -d' ' | /usr/bin/cut -d's' -f1`);
2062
}
2063
function nanobsd_get_active_slice() {
2064
	$boot_drive = nanobsd_get_boot_drive();
2065
	$active = trim(`gpart show $boot_drive | grep '\[active\]' | awk '{print $3;}'`);
2066

    
2067
	return "{$boot_drive}s{$active}";
2068
}
2069
function nanobsd_get_size() {
2070
	return strtoupper(file_get_contents("/etc/nanosize.txt"));
2071
}
2072
function nanobsd_switch_boot_slice() {
2073
	global $SLICE, $OLDSLICE, $TOFLASH, $COMPLETE_PATH, $COMPLETE_BOOT_PATH;
2074
	global $GLABEL_SLICE, $UFS_ID, $OLD_UFS_ID, $BOOTFLASH;
2075
	global $BOOT_DEVICE, $REAL_BOOT_DEVICE, $BOOT_DRIVE, $ACTIVE_SLICE;
2076
	nanobsd_detect_slice_info();
2077

    
2078
	if ($BOOTFLASH == $ACTIVE_SLICE) {
2079
		$slice = $TOFLASH;
2080
	} else {
2081
		$slice = $BOOTFLASH;
2082
	}
2083

    
2084
	for ($i = 0; $i < ob_get_level(); $i++) { ob_end_flush(); }
2085
	ob_implicit_flush(1);
2086
	if(strstr($slice, "s2")) {
2087
		$ASLICE="2";
2088
		$AOLDSLICE="1";
2089
		$AGLABEL_SLICE="pfsense1";
2090
		$AUFS_ID="1";
2091
		$AOLD_UFS_ID="0";
2092
	} else {
2093
		$ASLICE="1";
2094
		$AOLDSLICE="2";
2095
		$AGLABEL_SLICE="pfsense0";
2096
		$AUFS_ID="0";
2097
		$AOLD_UFS_ID="1";
2098
	}
2099
	$ATOFLASH="{$BOOT_DRIVE}s{$ASLICE}";
2100
	$ACOMPLETE_PATH="{$BOOT_DRIVE}s{$ASLICE}a";
2101
	$ABOOTFLASH="{$BOOT_DRIVE}s{$AOLDSLICE}";
2102
	conf_mount_rw();
2103
	exec("sysctl kern.geom.debugflags=16");
2104
	exec("gpart set -a active -i {$ASLICE} {$BOOT_DRIVE}");
2105
	exec("/usr/sbin/boot0cfg -s {$ASLICE} -v /dev/{$BOOT_DRIVE}");
2106
	// We can't update these if they are mounted now.
2107
	if ($BOOTFLASH != $slice) {
2108
		exec("/sbin/tunefs -L ${AGLABEL_SLICE} /dev/$ACOMPLETE_PATH");
2109
		nanobsd_update_fstab($AGLABEL_SLICE, $ACOMPLETE_PATH, $AOLD_UFS_ID, $AUFS_ID);
2110
	}
2111
	exec("/sbin/sysctl kern.geom.debugflags=0");
2112
	conf_mount_ro();
2113
}
2114
function nanobsd_clone_slice() {
2115
	global $SLICE, $OLDSLICE, $TOFLASH, $COMPLETE_PATH, $COMPLETE_BOOT_PATH;
2116
	global $GLABEL_SLICE, $UFS_ID, $OLD_UFS_ID, $BOOTFLASH;
2117
	global $BOOT_DEVICE, $REAL_BOOT_DEVICE, $BOOT_DRIVE, $ACTIVE_SLICE;
2118
	nanobsd_detect_slice_info();
2119

    
2120
	for ($i = 0; $i < ob_get_level(); $i++) { ob_end_flush(); }
2121
	ob_implicit_flush(1);
2122
	exec("/sbin/sysctl kern.geom.debugflags=16");
2123
	exec("/bin/dd if=/dev/zero of=/dev/{$TOFLASH} bs=1m count=1");
2124
	exec("/bin/dd if=/dev/{$BOOTFLASH} of=/dev/{$TOFLASH} bs=64k");
2125
	exec("/sbin/tunefs -L {$GLABEL_SLICE} /dev/{$COMPLETE_PATH}");
2126
	$status = nanobsd_update_fstab($GLABEL_SLICE, $COMPLETE_PATH, $OLD_UFS_ID, $UFS_ID);
2127
	exec("/sbin/sysctl kern.geom.debugflags=0");
2128
	if($status) {
2129
		return false;
2130
	} else {
2131
		return true;
2132
	}
2133
}
2134
function nanobsd_update_fstab($gslice, $complete_path, $oldufs, $newufs) {
2135
	$tmppath = "/tmp/{$gslice}";
2136
	$fstabpath = "/tmp/{$gslice}/etc/fstab";
2137

    
2138
	mkdir($tmppath);
2139
	exec("/sbin/fsck_ufs -y /dev/{$complete_path}");
2140
	exec("/sbin/mount /dev/ufs/{$gslice} {$tmppath}");
2141
	copy("/etc/fstab", $fstabpath);
2142

    
2143
	if (!file_exists($fstabpath)) {
2144
		$fstab = <<<EOF
2145
/dev/ufs/{$gslice} / ufs ro,noatime 1 1
2146
/dev/ufs/cf /cf ufs ro,noatime 1 1
2147
EOF;
2148
		if (file_put_contents($fstabpath, $fstab))
2149
			$status = true;
2150
		else
2151
			$status = false;
2152
	} else {
2153
		$status = exec("sed -i \"\" \"s/pfsense{$oldufs}/pfsense{$newufs}/g\" {$fstabpath}");
2154
	}
2155
	exec("/sbin/umount {$tmppath}");
2156
	rmdir($tmppath);
2157

    
2158
	return $status;
2159
}
2160
function nanobsd_detect_slice_info() {
2161
	global $SLICE, $OLDSLICE, $TOFLASH, $COMPLETE_PATH, $COMPLETE_BOOT_PATH;
2162
	global $GLABEL_SLICE, $UFS_ID, $OLD_UFS_ID, $BOOTFLASH;
2163
	global $BOOT_DEVICE, $REAL_BOOT_DEVICE, $BOOT_DRIVE, $ACTIVE_SLICE;
2164

    
2165
	$BOOT_DEVICE=nanobsd_get_boot_slice();
2166
	$REAL_BOOT_DEVICE=get_real_slice_from_glabel($BOOT_DEVICE);
2167
	$BOOT_DRIVE=nanobsd_get_boot_drive();
2168
	$ACTIVE_SLICE=nanobsd_get_active_slice();
2169

    
2170
	// Detect which slice is active and set information.
2171
	if(strstr($REAL_BOOT_DEVICE, "s1")) {
2172
		$SLICE="2";
2173
		$OLDSLICE="1";
2174
		$GLABEL_SLICE="pfsense1";
2175
		$UFS_ID="1";
2176
		$OLD_UFS_ID="0";
2177

    
2178
	} else {
2179
		$SLICE="1";
2180
		$OLDSLICE="2";
2181
		$GLABEL_SLICE="pfsense0";
2182
		$UFS_ID="0";
2183
		$OLD_UFS_ID="1";
2184
	}
2185
	$TOFLASH="{$BOOT_DRIVE}s{$SLICE}";
2186
	$COMPLETE_PATH="{$BOOT_DRIVE}s{$SLICE}a";
2187
	$COMPLETE_BOOT_PATH="{$BOOT_DRIVE}s{$OLDSLICE}";
2188
	$BOOTFLASH="{$BOOT_DRIVE}s{$OLDSLICE}";
2189
}
2190

    
2191
function nanobsd_friendly_slice_name($slicename) {
2192
	global $g;
2193
	return strtolower(str_ireplace('pfsense', $g['product_name'], $slicename));
2194
}
2195

    
2196
function get_include_contents($filename) {
2197
	if (is_file($filename)) {
2198
		ob_start();
2199
		include $filename;
2200
		$contents = ob_get_contents();
2201
		ob_end_clean();
2202
		return $contents;
2203
	}
2204
	return false;
2205
}
2206

    
2207
/* This xml 2 array function is courtesy of the php.net comment section on xml_parse.
2208
 * it is roughly 4 times faster then our existing pfSense parser but due to the large
2209
 * size of the RRD xml dumps this is required.
2210
 * The reason we do not use it for pfSense is that it does not know about array fields
2211
 * which causes it to fail on array fields with single items. Possible Todo?
2212
 */
2213
function xml2array($contents, $get_attributes = 1, $priority = 'tag')
2214
{
2215
	if (!function_exists('xml_parser_create'))
2216
	{
2217
		return array ();
2218
	}
2219
	$parser = xml_parser_create('');
2220
	xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8");
2221
	xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
2222
	xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
2223
	xml_parse_into_struct($parser, trim($contents), $xml_values);
2224
	xml_parser_free($parser);
2225
	if (!$xml_values)
2226
		return; //Hmm...
2227
	$xml_array = array ();
2228
	$parents = array ();
2229
	$opened_tags = array ();
2230
	$arr = array ();
2231
	$current = & $xml_array;
2232
	$repeated_tag_index = array ();
2233
	foreach ($xml_values as $data)
2234
	{
2235
		unset ($attributes, $value);
2236
		extract($data);
2237
		$result = array ();
2238
		$attributes_data = array ();
2239
		if (isset ($value))
2240
		{
2241
			if ($priority == 'tag')
2242
				$result = $value;
2243
			else
2244
				$result['value'] = $value;
2245
		}
2246
		if (isset ($attributes) and $get_attributes)
2247
		{
2248
			foreach ($attributes as $attr => $val)
2249
			{
2250
				if ($priority == 'tag')
2251
					$attributes_data[$attr] = $val;
2252
				else
2253
					$result['attr'][$attr] = $val; //Set all the attributes in a array called 'attr'
2254
			}
2255
		}
2256
		if ($type == "open")
2257
		{
2258
			$parent[$level -1] = & $current;
2259
			if (!is_array($current) or (!in_array($tag, array_keys($current))))
2260
			{
2261
				$current[$tag] = $result;
2262
				if ($attributes_data)
2263
					$current[$tag . '_attr'] = $attributes_data;
2264
				$repeated_tag_index[$tag . '_' . $level] = 1;
2265
				$current = & $current[$tag];
2266
			}
2267
			else
2268
			{
2269
				if (isset ($current[$tag][0]))
2270
				{
2271
					$current[$tag][$repeated_tag_index[$tag . '_' . $level]] = $result;
2272
					$repeated_tag_index[$tag . '_' . $level]++;
2273
				}
2274
				else
2275
				{
2276
					$current[$tag] = array (
2277
						$current[$tag],
2278
						$result
2279
						);
2280
					$repeated_tag_index[$tag . '_' . $level] = 2;
2281
					if (isset ($current[$tag . '_attr']))
2282
					{
2283
						$current[$tag]['0_attr'] = $current[$tag . '_attr'];
2284
						unset ($current[$tag . '_attr']);
2285
					}
2286
				}
2287
				$last_item_index = $repeated_tag_index[$tag . '_' . $level] - 1;
2288
				$current = & $current[$tag][$last_item_index];
2289
			}
2290
		}
2291
		elseif ($type == "complete")
2292
		{
2293
			if (!isset ($current[$tag]))
2294
			{
2295
				$current[$tag] = $result;
2296
				$repeated_tag_index[$tag . '_' . $level] = 1;
2297
				if ($priority == 'tag' and $attributes_data)
2298
					$current[$tag . '_attr'] = $attributes_data;
2299
			}
2300
			else
2301
			{
2302
				if (isset ($current[$tag][0]) and is_array($current[$tag]))
2303
				{
2304
					$current[$tag][$repeated_tag_index[$tag . '_' . $level]] = $result;
2305
					if ($priority == 'tag' and $get_attributes and $attributes_data)
2306
					{
2307
						$current[$tag][$repeated_tag_index[$tag . '_' . $level] . '_attr'] = $attributes_data;
2308
					}
2309
					$repeated_tag_index[$tag . '_' . $level]++;
2310
				}
2311
				else
2312
				{
2313
					$current[$tag] = array (
2314
						$current[$tag],
2315
						$result
2316
						);
2317
					$repeated_tag_index[$tag . '_' . $level] = 1;
2318
					if ($priority == 'tag' and $get_attributes)
2319
					{
2320
						if (isset ($current[$tag . '_attr']))
2321
						{
2322
							$current[$tag]['0_attr'] = $current[$tag . '_attr'];
2323
							unset ($current[$tag . '_attr']);
2324
						}
2325
						if ($attributes_data)
2326
						{
2327
							$current[$tag][$repeated_tag_index[$tag . '_' . $level] . '_attr'] = $attributes_data;
2328
						}
2329
					}
2330
					$repeated_tag_index[$tag . '_' . $level]++; //0 and 1 index is already taken
2331
				}
2332
			}
2333
		}
2334
		elseif ($type == 'close')
2335
		{
2336
			$current = & $parent[$level -1];
2337
		}
2338
	}
2339
	return ($xml_array);
2340
}
2341

    
2342
function get_country_name($country_code) {
2343
	if ($country_code != "ALL" && strlen($country_code) != 2)
2344
		return "";
2345

    
2346
	$country_names_xml = "/usr/local/share/mobile-broadband-provider-info/iso_3166-1_list_en.xml";
2347
	$country_names_contents = file_get_contents($country_names_xml);
2348
	$country_names = xml2array($country_names_contents);
2349

    
2350
	if($country_code == "ALL") {
2351
		$country_list = array();
2352
		foreach($country_names['ISO_3166-1_List_en']['ISO_3166-1_Entry'] as $country) {
2353
			$country_list[] = array("code" => $country['ISO_3166-1_Alpha-2_Code_element'],
2354
						"name" => ucwords(strtolower($country['ISO_3166-1_Country_name'])) );
2355
		}
2356
		return $country_list;
2357
	}
2358

    
2359
	foreach ($country_names['ISO_3166-1_List_en']['ISO_3166-1_Entry'] as $country) {
2360
		if ($country['ISO_3166-1_Alpha-2_Code_element'] == strtoupper($country_code)) {
2361
			return ucwords(strtolower($country['ISO_3166-1_Country_name']));
2362
		}
2363
	}
2364
	return "";
2365
}
2366

    
2367
/* sort by interface only, retain the original order of rules that apply to
2368
   the same interface */
2369
function filter_rules_sort() {
2370
	global $config;
2371

    
2372
	/* mark each rule with the sequence number (to retain the order while sorting) */
2373
	for ($i = 0; isset($config['filter']['rule'][$i]); $i++)
2374
		$config['filter']['rule'][$i]['seq'] = $i;
2375

    
2376
	usort($config['filter']['rule'], "filter_rules_compare");
2377

    
2378
	/* strip the sequence numbers again */
2379
	for ($i = 0; isset($config['filter']['rule'][$i]); $i++)
2380
		unset($config['filter']['rule'][$i]['seq']);
2381
}
2382
function filter_rules_compare($a, $b) {
2383
	if (isset($a['floating']) && isset($b['floating']))
2384
		return $a['seq'] - $b['seq'];
2385
	else if (isset($a['floating']))
2386
		return -1;
2387
	else if (isset($b['floating']))
2388
		return 1;
2389
	else if ($a['interface'] == $b['interface'])
2390
		return $a['seq'] - $b['seq'];
2391
	else
2392
		return compare_interface_friendly_names($a['interface'], $b['interface']);
2393
}
2394

    
2395
function generate_ipv6_from_mac($mac) {
2396
	$elements = explode(":", $mac);
2397
	if(count($elements) <> 6)
2398
		return false;
2399

    
2400
	$i = 0;
2401
	$ipv6 = "fe80::";
2402
	foreach($elements as $byte) {
2403
		if($i == 0) {
2404
			$hexadecimal =  substr($byte, 1, 2);
2405
			$bitmap = base_convert($hexadecimal, 16, 2);
2406
			$bitmap = str_pad($bitmap, 4, "0", STR_PAD_LEFT);
2407
			$bitmap = substr($bitmap, 0, 2) ."1". substr($bitmap, 3,4);
2408
			$byte = substr($byte, 0, 1) . base_convert($bitmap, 2, 16);
2409
		}
2410
		$ipv6 .= $byte;
2411
		if($i == 1) {
2412
			$ipv6 .= ":";
2413
		}
2414
		if($i == 3) {
2415
			$ipv6 .= ":";
2416
		}
2417
		if($i == 2) {
2418
			$ipv6 .= "ff:fe";
2419
		}
2420

    
2421
		$i++;
2422
	}
2423
	return $ipv6;
2424
}
2425

    
2426
/****f* pfsense-utils/load_mac_manufacturer_table
2427
 * NAME
2428
 *   load_mac_manufacturer_table
2429
 * INPUTS
2430
 *   none
2431
 * RESULT
2432
 *   returns associative array with MAC-Manufacturer pairs
2433
 ******/
2434
function load_mac_manufacturer_table() {
2435
	/* load MAC-Manufacture data from the file */
2436
	$macs = false;
2437
	if (file_exists("/usr/local/share/nmap/nmap-mac-prefixes"))
2438
		$macs=file("/usr/local/share/nmap/nmap-mac-prefixes");
2439
	if ($macs){
2440
		foreach ($macs as $line){
2441
			if (preg_match('/([0-9A-Fa-f]{6}) (.*)$/', $line, $matches)){
2442
				/* store values like this $mac_man['000C29']='VMware' */
2443
				$mac_man["$matches[1]"]=$matches[2];
2444
			}
2445
		}
2446
		return $mac_man;
2447
	} else
2448
		return -1;
2449

    
2450
}
2451

    
2452
/****f* pfsense-utils/is_ipaddr_configured
2453
 * NAME
2454
 *   is_ipaddr_configured
2455
 * INPUTS
2456
 *   IP Address to check.
2457
 * RESULT
2458
 *   returns true if the IP Address is
2459
 *   configured and present on this device.
2460
*/
2461
function is_ipaddr_configured($ipaddr, $ignore_if = "", $check_localip = false, $check_subnets = false) {
2462
	global $config;
2463

    
2464
	$isipv6 = is_ipaddrv6($ipaddr);
2465

    
2466
	if ($check_subnets) {
2467
		$iflist = get_configured_interface_list();
2468
		foreach ($iflist as $if => $ifname) {
2469
			if ($ignore_if == $if)
2470
				continue;
2471

    
2472
			if ($isipv6 === true) {
2473
				$bitmask = get_interface_subnetv6($if);
2474
				$subnet = gen_subnetv6(get_interface_ipv6($if), $bitmask);
2475
			} else {
2476
				$bitmask = get_interface_subnet($if);
2477
				$subnet = gen_subnet(get_interface_ip($if), $bitmask);
2478
			}
2479

    
2480
			if (ip_in_subnet($ipaddr, $subnet . '/' . $bitmask))
2481
				return true;
2482
		}
2483
	} else {
2484
		if ($isipv6 === true)
2485
			$interface_list_ips = get_configured_ipv6_addresses();
2486
		else
2487
			$interface_list_ips = get_configured_ip_addresses();
2488

    
2489
		foreach($interface_list_ips as $if => $ilips) {
2490
			/* Also ignore CARP interfaces, it'll be checked below */
2491
			if (($ignore_if == $if) || preg_match('/_vip[0-9]/', $if))
2492
				continue;
2493
			if (strcasecmp($ipaddr, $ilips) == 0)
2494
				return true;
2495
		}
2496
	}
2497

    
2498
	$interface_list_vips = get_configured_vips_list(true);
2499
	foreach ($interface_list_vips as $id => $vip) {
2500
		if ($ignore_if == "vip_{$id}")
2501
			continue;
2502
		if (strcasecmp($ipaddr, $vip['ipaddr']) == 0)
2503
			return true;
2504
	}
2505

    
2506
	if ($check_localip) {
2507
		if (is_array($config['pptpd']) && !empty($config['pptpd']['localip']) && (strcasecmp($ipaddr, $config['pptpd']['localip']) == 0))
2508
			return true;
2509

    
2510
		if (!is_array($config['l2tp']) && !empty($config['l2tp']['localip']) && (strcasecmp($ipaddr, $config['l2tp']['localip']) == 0))
2511
			return true;
2512
	}
2513

    
2514
	return false;
2515
}
2516

    
2517
/****f* pfsense-utils/pfSense_handle_custom_code
2518
 * NAME
2519
 *   pfSense_handle_custom_code
2520
 * INPUTS
2521
 *   directory name to process
2522
 * RESULT
2523
 *   globs the directory and includes the files
2524
 */
2525
function pfSense_handle_custom_code($src_dir) {
2526
	// Allow extending of the nat edit page and include custom input validation
2527
	if(is_dir("$src_dir")) {
2528
		$cf = glob($src_dir . "/*.inc");
2529
		foreach($cf as $nf) {
2530
			if($nf == "." || $nf == "..")
2531
				continue;
2532
			// Include the extra handler
2533
			include("$nf");
2534
		}
2535
	}
2536
}
2537

    
2538
function set_language($lang = 'en_US', $encoding = "ISO8859-1") {
2539
	putenv("LANG={$lang}.{$encoding}");
2540
	setlocale(LC_ALL, "{$lang}.{$encoding}");
2541
	textdomain("pfSense");
2542
	bindtextdomain("pfSense","/usr/local/share/locale");
2543
	bind_textdomain_codeset("pfSense","{$lang}.{$encoding}");
2544
}
2545

    
2546
function get_locale_list() {
2547
	$locales = array(
2548
		"en_US" => gettext("English"),
2549
		"pt_BR" => gettext("Portuguese (Brazil)"),
2550
	);
2551
	asort($locales);
2552
	return $locales;
2553
}
2554

    
2555
function return_hex_ipv4($ipv4) {
2556
	if(!is_ipaddrv4($ipv4))
2557
		return(false);
2558

    
2559
	/* we need the hex form of the interface IPv4 address */
2560
	$ip4arr = explode(".", $ipv4);
2561
	return (sprintf("%02x%02x%02x%02x", $ip4arr[0], $ip4arr[1], $ip4arr[2], $ip4arr[3]));
2562
}
2563

    
2564
function convert_ipv6_to_128bit($ipv6) {
2565
	if(!is_ipaddrv6($ipv6))
2566
		return(false);
2567

    
2568
	$ip6arr = array();
2569
	$ip6prefix = Net_IPv6::uncompress($ipv6);
2570
	$ip6arr = explode(":", $ip6prefix);
2571
	/* binary presentation of the prefix for all 128 bits. */
2572
	$ip6prefixbin = "";
2573
	foreach($ip6arr as $element) {
2574
		$ip6prefixbin .= sprintf("%016b", hexdec($element));
2575
	}
2576
	return($ip6prefixbin);
2577
}
2578

    
2579
function convert_128bit_to_ipv6($ip6bin) {
2580
	if(strlen($ip6bin) <> 128)
2581
		return(false);
2582

    
2583
	$ip6arr = array();
2584
	$ip6binarr = array();
2585
	$ip6binarr = str_split($ip6bin, 16);
2586
	foreach($ip6binarr as $binpart)
2587
		$ip6arr[] = dechex(bindec($binpart));
2588
	$ip6addr = Net_IPv6::compress(implode(":", $ip6arr));
2589

    
2590
	return($ip6addr);
2591
}
2592

    
2593

    
2594
/* Returns the calculated bit length of the prefix delegation from the WAN interface */
2595
/* DHCP-PD is variable, calculate from the prefix-len on the WAN interface */
2596
/* 6rd is variable, calculate from 64 - (v6 prefixlen - (32 - v4 prefixlen)) */
2597
/* 6to4 is 16 bits, e.g. 65535 */
2598
function calculate_ipv6_delegation_length($if) {
2599
	global $config;
2600

    
2601
	if(!is_array($config['interfaces'][$if]))
2602
		return false;
2603

    
2604
	switch($config['interfaces'][$if]['ipaddrv6']) {
2605
		case "6to4":
2606
			$pdlen = 16;
2607
			break;
2608
		case "6rd":
2609
			$rd6cfg = $config['interfaces'][$if];
2610
			$rd6plen = explode("/", $rd6cfg['prefix-6rd']);
2611
			$pdlen = (64 - ($rd6plen[1] + (32 - $rd6cfg['prefix-6rd-v4plen'])));
2612
			break;
2613
		case "dhcp6":
2614
			$dhcp6cfg = $config['interfaces'][$if];
2615
			$pdlen = $dhcp6cfg['dhcp6-ia-pd-len'];
2616
			break;
2617
		default:
2618
			$pdlen = 0;
2619
			break;
2620
	}
2621
	return($pdlen);
2622
}
2623

    
2624
function huawei_rssi_to_string($rssi) {
2625
	$dbm = array();
2626
	$i = 0;
2627
	$dbstart = -113;
2628
	while($i < 32) {
2629
		$dbm[$i] = $dbstart + ($i * 2);
2630
		$i++;
2631
	}
2632
	$percent = round(($rssi / 31) * 100);
2633
	$string = "rssi:{$rssi} level:{$dbm[$rssi]}dBm percent:{$percent}%";
2634
	return $string;
2635
}
2636

    
2637
function huawei_mode_to_string($mode, $submode) {
2638
	$modes[0] = "None";
2639
	$modes[1] = "AMPS";
2640
	$modes[2] = "CDMA";
2641
	$modes[3] = "GSM/GPRS";
2642
	$modes[4] = "HDR";
2643
	$modes[5] = "WCDMA";
2644
	$modes[6] = "GPS";
2645

    
2646
	$submodes[0] = "No Service";
2647
	$submodes[1] = "GSM";
2648
	$submodes[2] = "GPRS";
2649
	$submodes[3] = "EDGE";
2650
	$submodes[4] = "WCDMA";
2651
	$submodes[5] = "HSDPA";
2652
	$submodes[6] = "HSUPA";
2653
	$submodes[7] = "HSDPA+HSUPA";
2654
	$submodes[8] = "TD-SCDMA";
2655
	$submodes[9] = "HSPA+";
2656
	$string = "{$modes[$mode]}, {$submodes[$submode]} Mode";
2657
	return $string;
2658
}
2659

    
2660
function huawei_service_to_string($state) {
2661
	$modes[0] = "No";
2662
	$modes[1] = "Restricted";
2663
	$modes[2] = "Valid";
2664
	$modes[3] = "Restricted Regional";
2665
	$modes[4] = "Powersaving";
2666
	$string = "{$modes[$state]} Service";
2667
	return $string;
2668
}
2669

    
2670
function huawei_simstate_to_string($state) {
2671
	$modes[0] = "Invalid SIM/locked";
2672
	$modes[1] = "Valid SIM";
2673
	$modes[2] = "Invalid SIM CS";
2674
	$modes[3] = "Invalid SIM PS";
2675
	$modes[4] = "Invalid SIM CS/PS";
2676
	$modes[255] = "Missing SIM";
2677
	$string = "{$modes[$state]} State";
2678
	return $string;
2679
}
2680

    
2681
function zte_rssi_to_string($rssi) {
2682
	return huawei_rssi_to_string($rssi);
2683
}
2684

    
2685
function zte_mode_to_string($mode, $submode) {
2686
	$modes[0] = "No Service";
2687
	$modes[1] = "Limited Service";
2688
	$modes[2] = "GPRS";
2689
	$modes[3] = "GSM";
2690
	$modes[4] = "UMTS";
2691
	$modes[5] = "EDGE";
2692
	$modes[6] = "HSDPA";
2693

    
2694
	$submodes[0] = "CS_ONLY";
2695
	$submodes[1] = "PS_ONLY";
2696
	$submodes[2] = "CS_PS";
2697
	$submodes[3] = "CAMPED";
2698
	$string = "{$modes[$mode]}, {$submodes[$submode]} Mode";
2699
	return $string;
2700
}
2701

    
2702
function zte_service_to_string($state) {
2703
	$modes[0] = "Initializing";
2704
	$modes[1] = "Network Lock error";
2705
	$modes[2] = "Network Locked";
2706
	$modes[3] = "Unlocked or correct MCC/MNC";
2707
	$string = "{$modes[$state]} Service";
2708
	return $string;
2709
}
2710

    
2711
function zte_simstate_to_string($state) {
2712
	$modes[0] = "No action";
2713
	$modes[1] = "Network lock";
2714
	$modes[2] = "(U)SIM card lock";
2715
	$modes[3] = "Network Lock and (U)SIM card Lock";
2716
	$string = "{$modes[$state]} State";
2717
	return $string;
2718
}
2719

    
2720
function get_configured_pppoe_server_interfaces() {
2721
	global $config;
2722
	$iflist = array();
2723
	if (is_array($config['pppoes']['pppoe'])) {
2724
		foreach($config['pppoes']['pppoe'] as $pppoe) {
2725
			if ($pppoe['mode'] == "server") {
2726
				$int = "poes". $pppoe['pppoeid'];
2727
				$iflist[$int] = strtoupper($int);
2728
			}
2729
		}
2730
	}
2731
	return $iflist;
2732
}
2733

    
2734
function get_pppoes_child_interfaces($ifpattern) {
2735
	$if_arr = array();
2736
	if($ifpattern == "")
2737
		return;
2738

    
2739
	exec("ifconfig", $out, $ret);
2740
	foreach($out as $line) {
2741
		if(preg_match("/^({$ifpattern}[0-9]+):/i", $line, $match)) {
2742
			$if_arr[] = $match[1];
2743
		}
2744
	}
2745
	return $if_arr;
2746

    
2747
}
2748

    
2749
?>
(39-39/66)