Project

General

Profile

Download (24.3 KB) Statistics
| Branch: | Tag: | Revision:
1 7ed0e844 Warren Baker
<?php
2
/* $Id$ */
3
/*
4
	services_unbound_advanced.php
5 c7281770 Chris Buechler
	part of the pfSense project (https://www.pfsense.org)
6 7ed0e844 Warren Baker
	Copyright (C) 2011	Warren Baker (warren@pfsense.org)
7 29aef6c4 Jim Thompson
        Copyright (C) 2013-2014 Electric Sheep Fencing, LP
8 7ed0e844 Warren Baker
	All rights reserved.
9
10 fe9d4894 Renato Botelho
	Redistribution and use in source and binary forms, with or without
11
	modification, are permitted provided that the following conditions are met:
12 7ed0e844 Warren Baker
13 fe9d4894 Renato Botelho
	1. Redistributions of source code must retain the above copyright notice,
14
	   this list of conditions and the following disclaimer.
15 7ed0e844 Warren Baker
16 fe9d4894 Renato Botelho
	2. Redistributions in binary form must reproduce the above copyright
17
	   notice, this list of conditions and the following disclaimer in the
18
	   documentation and/or other materials provided with the distribution.
19 7ed0e844 Warren Baker
20 fe9d4894 Renato Botelho
	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
21
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
22
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
23
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
24
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29
	POSSIBILITY OF SUCH DAMAGE.
30 7ed0e844 Warren Baker
*/
31
/*
32 567e5f65 Warren Baker
	pfSense_MODULE:	dnsresolver
33 7ed0e844 Warren Baker
*/
34
35
##|+PRIV
36
##|*IDENT=page-services-unbound
37
##|*NAME=Services: DNS Resolver Advanced page
38
##|*DESCR=Allow access to the 'Services: DNS Resolver Advanced' page.
39
##|*MATCH=services_unbound.php*
40
##|-PRIV
41
42
require_once("guiconfig.inc");
43
require_once("unbound.inc");
44
45 be11b6f1 Warren Baker
if(!is_array($config['unbound'])) {
46 2783e408 Renato Botelho
	$config['unbound'] = array();
47 be11b6f1 Warren Baker
}
48 7ed0e844 Warren Baker
49 be11b6f1 Warren Baker
if (isset($config['unbound']['hideidentity'])) {
50 2783e408 Renato Botelho
	$pconfig['hideidentity'] = true;
51 be11b6f1 Warren Baker
}
52
if (isset($config['unbound']['hideversion'])){
53 2783e408 Renato Botelho
	$pconfig['hideversion'] = true;
54 be11b6f1 Warren Baker
}
55
if (isset($config['unbound']['prefetch'])) {
56 2783e408 Renato Botelho
	$pconfig['prefetch'] = true;
57 be11b6f1 Warren Baker
}
58
if (isset($config['unbound']['prefetchkey'])) {
59 2783e408 Renato Botelho
	$pconfig['prefetchkey'] = true;
60 be11b6f1 Warren Baker
}
61
if (isset($config['unbound']['hardenglue'])) {
62 2783e408 Renato Botelho
	$pconfig['hardenglue'] = true;
63 be11b6f1 Warren Baker
}
64
if (isset($config['unbound']['dnssecstripped'])) {
65 2783e408 Renato Botelho
	$pconfig['dnssecstripped'] = true;
66 be11b6f1 Warren Baker
}
67
68 7ed0e844 Warren Baker
$pconfig['msgcachesize'] = $config['unbound']['msgcachesize'];
69 d5566d43 Warren Baker
$pconfig['outgoing_num_tcp'] = isset($config['unbound']['outgoing_num_tcp']) ? $config['unbound']['outgoing_num_tcp'] : '10';
70
$pconfig['incoming_num_tcp'] = isset($config['unbound']['incoming_num_tcp']) ? $config['unbound']['incoming_num_tcp'] : '10';
71
$pconfig['edns_buffer_size'] = isset($config['unbound']['edns_buffer_size']) ? $config['unbound']['edns_buffer_size'] : '4096';
72 7ed0e844 Warren Baker
$pconfig['num_queries_per_thread'] = $config['unbound']['num_queries_per_thread'];
73 d5566d43 Warren Baker
$pconfig['jostle_timeout'] = isset($config['unbound']['jostle_timeout']) ? $config['unbound']['jostle_timeout'] : '200';
74
$pconfig['cache_max_ttl'] = isset($config['unbound']['cache_max_ttl']) ? $config['unbound']['cache_max_ttl'] : '86400';
75
$pconfig['cache_min_ttl'] = isset($config['unbound']['cache_min_ttl']) ? $config['unbound']['cache_min_ttl'] : '0';
76
$pconfig['infra_host_ttl'] = isset($config['unbound']['infra_host_ttl']) ? $config['unbound']['infra_host_ttl'] : '900';
77
$pconfig['infra_cache_numhosts'] = isset($config['unbound']['infra_cache_numhosts']) ? $config['unbound']['infra_cache_numhosts'] : '10000';
78
$pconfig['unwanted_reply_threshold'] = isset($config['unbound']['unwanted_reply_threshold']) ? $config['unbound']['unwanted_reply_threshold'] : 'disabled';
79 7ed0e844 Warren Baker
$pconfig['log_verbosity'] = isset($config['unbound']['log_verbosity']) ? $config['unbound']['log_verbosity'] : "1";
80
81 f8f5ba1a Chris Buechler
if (isset($config['unbound']['disable_auto_added_access_control'])) {
82
	$pconfig['disable_auto_added_access_control'] = true;
83
}
84
85 7ed0e844 Warren Baker
if ($_POST) {
86 f865302f Chris Buechler
	unset($input_errors);
87 2783e408 Renato Botelho
	$pconfig = $_POST;
88 7ed0e844 Warren Baker
89 2783e408 Renato Botelho
	if ($_POST['apply']) {
90
		$retval = services_unbound_configure();
91
		$savemsg = get_std_save_message($retval);
92
		if ($retval == 0) {
93
			clear_subsystem_dirty('unbound');
94 fe9d4894 Renato Botelho
		}
95 2783e408 Renato Botelho
	} else {
96 f865302f Chris Buechler
		if (isset($_POST['msgcachesize']) && !in_array($_POST['msgcachesize'], array('4', '10', '20', '50', '100', '250', '512'), true)) {
97
			$input_errors[] = "A valid value for Message Cache Size must be specified.";
98
		}
99
		if (isset($_POST['outgoing_num_tcp']) && !in_array($_POST['outgoing_num_tcp'], array('0', '10', '20', '30', '40', '50'), true)) {
100
			$input_errors[] = "A valid value must be specified for Outgoing TCP Buffers.";
101
		}
102
		if (isset($_POST['outgoing_num_tcp']) && !in_array($_POST['incoming_num_tcp'], array('0', '10', '20', '30', '40', '50'), true)) {
103
			$input_errors[] = "A valid value must be specified for Incoming TCP Buffers.";
104
		}
105
		if (isset($_POST['edns_buffer_size']) && !in_array($_POST['edns_buffer_size'], array('512', '1480', '4096'), true)) {
106
			$input_errors[] = "A valid value must be specified for EDNS Buffer Size.";
107
		}
108
		if (isset($_POST['num_queries_per_thread']) && !in_array($_POST['num_queries_per_thread'], array('512', '1024', '2048'), true)) {
109
			$input_errors[] = "A valid value must be specified for Number of queries per thread.";
110
		}
111
		if (isset($_POST['jostle_timeout']) && !in_array($_POST['jostle_timeout'], array('100', '200', '500', '1000'), true)) {
112
			$input_errors[] = "A valid value must be specified for Jostle Timeout.";
113
		}
114
		if (isset($_POST['cache_max_ttl']) && (!is_numericint($_POST['cache_max_ttl']) || ($_POST['cache_max_ttl'] < 0))) {
115
			$input_errors[] = "'Maximum TTL for RRsets and messages' must be a positive integer.";
116
		}
117
		if (isset($_POST['cache_min_ttl']) && (!is_numericint($_POST['cache_min_ttl']) || ($_POST['cache_min_ttl'] < 0))) {
118
			$input_errors[] = "'Minimum TTL for RRsets and messages' must be a positive integer.";
119
		}
120
		if (isset($_POST['infra_host_ttl']) && !in_array($_POST['infra_host_ttl'], array('60', '120', '300', '600', '900'), true)) {
121
			$input_errors[] = "A valid value must be specified for TTL for Host cache entries.";
122
		}
123
		if (isset($_POST['infra_cache_numhosts']) && !in_array($_POST['infra_cache_numhosts'], array('1000', '5000', '10000', '20000', '50000'), true)) {
124
			$input_errors[] = "A valid value must be specified for Number of Hosts to cache.";
125
		}
126
		if (isset($_POST['unwanted_reply_threshold']) && !in_array($_POST['unwanted_reply_threshold'], array('disabled', '5000000', '10000000', '20000000', '40000000', '50000000'), true)) {
127
			$input_errors[] = "A valid value must be specified for Unwanted Reply Threshold.";
128
		}
129
		if (isset($_POST['log_verbosity']) && !in_array($_POST['log_verbosity'], array('0', '1', '2', '3', '4', '5'), true)) {
130
			$input_errors[] = "A valid value must be specified for Log level verbosity.";
131
		}
132 2783e408 Renato Botelho
		if (isset($_POST['hideidentity'])) {
133
			$config['unbound']['hideidentity'] = true;
134 fe9d4894 Renato Botelho
		} else {
135 2783e408 Renato Botelho
			unset($config['unbound']['hideidentity']);
136 fe9d4894 Renato Botelho
		}
137 2783e408 Renato Botelho
		if (isset($_POST['hideversion'])) {
138
			$config['unbound']['hideversion'] = true;
139 fe9d4894 Renato Botelho
		} else {
140 2783e408 Renato Botelho
			unset($config['unbound']['hideversion']);
141 fe9d4894 Renato Botelho
		}
142 2783e408 Renato Botelho
		if (isset($_POST['prefetch'])) {
143
			$config['unbound']['prefetch'] = true;
144 fe9d4894 Renato Botelho
		} else {
145 2783e408 Renato Botelho
			unset($config['unbound']['prefetch']);
146 fe9d4894 Renato Botelho
		}
147 2783e408 Renato Botelho
		if (isset($_POST['prefetchkey'])) {
148
			$config['unbound']['prefetchkey'] = true;
149 fe9d4894 Renato Botelho
		} else {
150 2783e408 Renato Botelho
			unset($config['unbound']['prefetchkey']);
151 fe9d4894 Renato Botelho
		}
152 2783e408 Renato Botelho
		if (isset($_POST['hardenglue'])) {
153
			$config['unbound']['hardenglue'] = true;
154 fe9d4894 Renato Botelho
		} else {
155 2783e408 Renato Botelho
			unset($config['unbound']['hardenglue']);
156 fe9d4894 Renato Botelho
		}
157 2783e408 Renato Botelho
		if (isset($_POST['dnssecstripped'])) {
158
			$config['unbound']['dnssecstripped'] = true;
159 fe9d4894 Renato Botelho
		} else {
160 2783e408 Renato Botelho
			unset($config['unbound']['dnssecstripped']);
161 fe9d4894 Renato Botelho
		}
162 2783e408 Renato Botelho
		$config['unbound']['msgcachesize'] = $_POST['msgcachesize'];
163
		$config['unbound']['outgoing_num_tcp'] = $_POST['outgoing_num_tcp'];
164
		$config['unbound']['incoming_num_tcp'] = $_POST['incoming_num_tcp'];
165
		$config['unbound']['edns_buffer_size'] = $_POST['edns_buffer_size'];
166
		$config['unbound']['num_queries_per_thread'] = $_POST['num_queries_per_thread'];
167
		$config['unbound']['jostle_timeout'] = $_POST['jostle_timeout'];
168
		$config['unbound']['cache_max_ttl'] = $_POST['cache_max_ttl'];
169
		$config['unbound']['cache_min_ttl'] = $_POST['cache_min_ttl'];
170
		$config['unbound']['infra_host_ttl'] = $_POST['infra_host_ttl'];
171
		$config['unbound']['infra_cache_numhosts'] = $_POST['infra_cache_numhosts'];
172
		$config['unbound']['unwanted_reply_threshold'] = $_POST['unwanted_reply_threshold'];
173
		$config['unbound']['log_verbosity'] = $_POST['log_verbosity'];
174 f8f5ba1a Chris Buechler
		if (isset($_POST['disable_auto_added_access_control'])) {
175
			$config['unbound']['disable_auto_added_access_control'] = true;
176
		} else {
177
			unset($config['unbound']['disable_auto_added_access_control']);
178
		}
179 2783e408 Renato Botelho
		write_config("DNS Resolver configured.");
180 18eb5d0e Renato Botelho
181 2783e408 Renato Botelho
		mark_subsystem_dirty('unbound');
182
	}
183 7ed0e844 Warren Baker
}
184
185 e68b4e91 Colin Fleming
$closehead = false;
186 7ed0e844 Warren Baker
$pgtitle = array(gettext("Services"),gettext("DNS Resolver"),gettext("Advanced"));
187
include_once("head.inc");
188
189
?>
190
191 e68b4e91 Colin Fleming
</head>
192 2783e408 Renato Botelho
	
193 7ed0e844 Warren Baker
<body>
194
<?php include("fbegin.inc"); ?>
195
<form action="services_unbound_advanced.php" method="post" name="iform" id="iform">
196
<?php if ($input_errors) print_input_errors($input_errors); ?>
197
<?php if ($savemsg) print_info_box($savemsg); ?>
198 e68b4e91 Colin Fleming
<?php if (is_subsystem_dirty('unbound')): ?><br/>
199 2783e408 Renato Botelho
<?php print_info_box_np(gettext("The configuration of the DNS Resolver, has been changed") . ".<br />" . gettext("You must apply the changes in order for them to take effect."));?><br />
200 7ed0e844 Warren Baker
<?php endif; ?>
201 06b17388 Warren Baker
<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="services unbound advanced">
202 2783e408 Renato Botelho
	<tbody>
203
		<tr>
204
			<td class="tabnavtbl">
205
				<?php
206
					$tab_array = array();
207
					$tab_array[] = array(gettext("General settings"), false, "services_unbound.php");
208
					$tab_array[] = array(gettext("Advanced settings"), true, "services_unbound_advanced.php");
209
					$tab_array[] = array(gettext("Access Lists"), false, "/services_unbound_acls.php");
210
					display_top_tabs($tab_array, true);
211
				?>
212
			</td>
213
		</tr>
214
		<tr>
215
			<td id="mainarea">
216
				<div class="tabcont">
217
					<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="main area">
218
						<tbody>
219
							<tr>
220
								<td colspan="2" valign="top" class="listtopic"><?=gettext("Advanced Resolver Options");?></td>
221
							</tr>
222
							<tr>
223
								<td width="22%" valign="top" class="vncell"><?=gettext("Hide Identity");?></td>
224
								<td width="78%" class="vtable">
225 83cafbc8 Chris Buechler
									<input name="hideidentity" type="checkbox" id="hideidentity" value="yes" <?php if (isset($pconfig['hideidentity'])) echo "checked=\"checked\"";?> /><br />
226
									<?=gettext("If enabled, id.server and hostname.bind queries are refused.");?>
227 2783e408 Renato Botelho
								</td>
228
							</tr>
229
							<tr>
230
								<td width="22%" valign="top" class="vncell"><?=gettext("Hide Version");?></td>
231
								<td width="78%" class="vtable">
232 83cafbc8 Chris Buechler
									<input name="hideversion" type="checkbox" id="hideversion" value="yes" <?php if (isset($pconfig['hideversion'])) echo "checked=\"checked\"";?> /><br />
233
									<?=gettext("If enabled, version.server and version.bind queries are refused.");?>
234 2783e408 Renato Botelho
								</td>
235
							</tr>
236
							<tr>
237
								<td width="22%" valign="top" class="vncell"><?=gettext("Prefetch Support");?></td>
238
								<td width="78%" class="vtable">
239 83cafbc8 Chris Buechler
									<input name="prefetch" type="checkbox" id="prefetch" value="yes" <?php if (isset($pconfig['prefetch'])) echo "checked=\"checked\"";?> /><br />
240
									<?=gettext("Message cache elements are prefetched before they expire to help keep the cache up to date. When enabled, this option can cause an increase of around 10% more DNS traffic and load on the server, but frequently requested items will not expire from the cache.");?>
241 2783e408 Renato Botelho
								</td>
242
							</tr>
243
							<tr>
244
								<td width="22%" valign="top" class="vncell"><?=gettext("Prefetch DNS Key Support");?></td>
245
								<td width="78%" class="vtable">
246 83cafbc8 Chris Buechler
									<input name="prefetchkey" type="checkbox" id="prefetchkey" value="yes" <?php if (isset($pconfig['prefetchkey'])) echo "checked=\"checked\"";?> /><br />
247
									<?=sprintf(gettext("DNSKEY's are fetched earlier in the validation process when a %sDelegation signer%s is encountered. This helps lower the latency of requests but does utilize a little more CPU."), "<a href='http://en.wikipedia.org/wiki/List_of_DNS_record_types'>", "</a>");?>
248 2783e408 Renato Botelho
								</td>
249
							</tr>
250
							<tr>
251
								<td width="22%" valign="top" class="vncell"><?=gettext("Harden Glue");?></td>
252
								<td width="78%" class="vtable">
253 83cafbc8 Chris Buechler
									<input name="hardenglue" type="checkbox" id="hardenglue" value="yes" <?php if (isset($pconfig['hardenglue'])) echo "checked=\"checked\"";?> /><br />
254
									<?=gettext("Only trust glue if it is within the servers authority.");?>
255 2783e408 Renato Botelho
								</td>
256
							</tr>
257
							<tr>
258
								<td width="22%" valign="top" class="vncell"><?=gettext("Harden DNSSEC data");?></td>
259
								<td width="78%" class="vtable">
260 83cafbc8 Chris Buechler
									<input name="dnssecstripped" type="checkbox" id="dnssecstripped" value="yes" <?php if (isset($pconfig['dnssecstripped'])) echo "checked=\"checked\"";?> /><br />
261
									<?=gettext("DNSSEC data is required for trust-anchored zones. If such data is absent, the zone becomes bogus. If this is disabled and no DNSSEC data is received, then the zone is made insecure.");?>
262 2783e408 Renato Botelho
								</td>
263
							</tr>
264
							<tr>
265
								<td width="22%" valign="top" class="vncell"><?=gettext("Message Cache Size");?></td>
266
								<td width="78%" class="vtable">
267
										<select id="msgcachesize" name="msgcachesize">
268
<?php
269
										foreach (array("4", "10", "20", "50", "100", "250", "512") as $size) :
270
?>
271
											<option value="<?php echo $size; ?>" <?php if ($pconfig['msgcachesize'] == "{$size}") echo "selected=\"selected\""; ?>>
272
												<?php echo $size; ?>MB
273
											</option>
274
<?php
275
										endforeach;
276
?>
277
										</select><br />
278
										<?=gettext("Size of the message cache. The message cache stores DNS rcodes and validation statuses. The RRSet cache will automatically be set to twice this amount. The RRSet cache contains the actual RR data. The default is 4 megabytes.");?>
279
								</td>
280
							</tr>
281
							<tr>
282
								<td width="22%" valign="top" class="vncell"><?=gettext("Outgoing TCP Buffers");?></td>
283
								<td width="78%" class="vtable">
284
										<select id="outgoing_num_tcp" name="outgoing_num_tcp">
285
<?php
286
										for ($num_tcp = 0; $num_tcp <= 50; $num_tcp += 10):
287
?>
288
											<option value="<?php echo $num_tcp; ?>" <?php if ($pconfig['outgoing_num_tcp'] == "{$num_tcp}") echo "selected=\"selected\""; ?>>
289
												<?php echo $num_tcp; ?>
290
											</option>
291
<?php
292
										endfor;
293
?>
294
										</select><br />
295
										<?=gettext("The number of outgoing TCP buffers to allocate per thread. The default value is 10. If 0 is selected then no TCP queries, to authoritative servers, are done.");?>
296
								</td>
297
							</tr>
298
							<tr>
299
								<td width="22%" valign="top" class="vncell"><?=gettext("Incoming TCP Buffers");?></td>
300
								<td width="78%" class="vtable">
301
										<select id="incoming_num_tcp" name="incoming_num_tcp">
302
<?php
303
										for ($num_tcp = 0; $num_tcp <= 50; $num_tcp += 10):
304
?>
305
											<option value="<?php echo $num_tcp; ?>" <?php if ($pconfig['incoming_num_tcp'] == "{$num_tcp}") echo "selected=\"selected\""; ?>>
306
												<?php echo $num_tcp; ?>
307
											</option>
308
<?php
309
										endfor;
310
?>
311
										</select><br />
312
										<?=gettext("The number of incoming TCP buffers to allocate per thread. The default value is 10. If 0 is selected then no TCP queries, from clients, are accepted.");?>
313
								</td>
314
							</tr>
315
							<tr>
316
								<td width="22%" valign="top" class="vncell"><?=gettext("EDNS Buffer Size");?></td>
317
								<td width="78%" class="vtable">
318
										<select id="edns_buffer_size" name="edns_buffer_size">
319
<?php
320
										foreach (array("512", "1480", "4096") as $size) :
321
?>
322
											<option value="<?php echo $size; ?>" <?php if ($pconfig['edns_buffer_size'] == "{$size}") echo "selected=\"selected\""; ?>>
323
												<?php echo $size; ?>
324
											</option>
325
<?php
326
										endforeach;
327
?>
328
										</select><br />
329
										<?=gettext("Number of bytes size to advertise as the EDNS reassembly buffer size. This is the value that is used in UDP datagrams sent to peers. RFC recommendation is 4096 (which is the default). If you have fragmentation reassemble problems, usually seen as timeouts, then a value of 1480 should help. The 512 value bypasses most MTU path problems, but it can generate an excessive amount of TCP fallback.");?>
330
								</td>
331
							</tr>
332
							<tr>
333
								<td width="22%" valign="top" class="vncell"><?=gettext("Number of queries per thread");?></td>
334
								<td width="78%" class="vtable">
335
										<select id="num_queries_per_thread" name="num_queries_per_thread">
336
<?php
337
										foreach (array("512", "1024", "2048") as $queries) :
338
?>
339
											<option value="<?php echo $queries; ?>" <?php if ($pconfig['num_queries_per_thread'] == "{$queries}") echo "selected=\"selected\""; ?>>
340
												<?php echo $queries; ?>
341
											</option>
342
<?php
343
										endforeach;
344
?>
345
										</select><br />
346
										<?=gettext("The number of queries that every thread will service simultaneously. If more queries arrive that need to be serviced, and no queries can be jostled, then these queries are dropped.");?>
347
								</td>
348
							</tr>
349
							<tr>
350
								<td width="22%" valign="top" class="vncell"><?=gettext("Jostle Timeout");?></td>
351
								<td width="78%" class="vtable">
352
										<select id="jostle_timeout" name="jostle_timeout">
353
<?php
354
										foreach (array("100", "200", "500", "1000") as $timeout) :
355
?>
356
											<option value="<?php echo $timeout; ?>" <?php if ($pconfig['jostle_timeout'] == "{$timeout}") echo "selected=\"selected\""; ?>>
357
												<?php echo $timeout; ?>
358
											</option>
359
<?php
360
										endforeach;
361
?>
362
										</select><br />
363
										<?=gettext("This timeout is used for when the server is very busy. This protects against denial of service by slow queries or high query rates. The default value is 200 milliseconds.");?>
364
								</td>
365
							</tr>
366
							<tr>
367
								<td width="22%" valign="top" class="vncell"><?=gettext("Maximum TTL for RRsets and messages");?></td>
368
								<td width="78%" class="vtable">
369
										<input type="text" id="cache_max_ttl" name="cache_max_ttl" size="5" value="<?php if(isset($pconfig['cache_max_ttl'])) echo $pconfig['cache_max_ttl']; ?>" /><br />
370
										<?=gettext("Configure a maximum Time to live for RRsets and messages in the cache. The default is 86400 seconds (1 day). When the internal TTL expires the cache item is expired. This can be configured to force the resolver to query for data more often and not trust (very large) TTL values.");?>
371
								</td>
372
							</tr>
373
							<tr>
374
								<td width="22%" valign="top" class="vncell"><?=gettext("Minimum TTL for RRsets and messages");?></td>
375
								<td width="78%" class="vtable">
376
										<input type="text" id="cache_min_ttl" name="cache_min_ttl" size="5" value="<?php if(isset($pconfig['cache_min_ttl'])) echo $pconfig['cache_min_ttl']; ?>" /><br />
377
										<?=gettext("Configure a minimum Time to live for RRsets and messages in the cache. The default is 0 seconds. If the minimum value kicks in, the data is cached for longer than the domain owner intended, and thus less queries are made to look up the data. The 0 value ensures the data in the cache is as the domain owner intended. High values can lead to trouble as the data in the cache might not match up with the actual data anymore.");?>
378
								</td>
379
							</tr>
380
							<tr>
381
								<td width="22%" valign="top" class="vncell"><?=gettext("TTL for Host cache entries");?></td>
382
								<td width="78%" class="vtable">
383
										<select id="infra_host_ttl" name="infra_host_ttl">
384
											<option value="60"  <?php if ($pconfig['infra_host_ttl'] == "60")  echo "selected=\"selected\""; ?>>1 minute</option>
385
											<option value="120" <?php if ($pconfig['infra_host_ttl'] == "120") echo "selected=\"selected\""; ?>>2 minutes</option>
386
											<option value="300" <?php if ($pconfig['infra_host_ttl'] == "300") echo "selected=\"selected\""; ?>>5 minutes</option>
387
											<option value="600" <?php if ($pconfig['infra_host_ttl'] == "600") echo "selected=\"selected\""; ?>>10 minutes</option>
388
											<option value="900" <?php if ($pconfig['infra_host_ttl'] == "900") echo "selected=\"selected\""; ?>>15 minutes</option>
389
										</select><br />
390 83aaa431 Warren Baker
										<?=gettext("Time to live for entries in the host cache. The host cache contains roundtrip timing, lameness and EDNS support information. The default is 15 minutes.");?>
391 2783e408 Renato Botelho
								</td>
392
							</tr>
393
							<tr>
394
								<td width="22%" valign="top" class="vncell"><?=gettext("Number of Hosts to cache");?></td>
395
								<td width="78%" class="vtable">
396
										<select id="infra_cache_numhosts" name="infra_cache_numhosts">
397
											<option value="1000"  <?php if ($pconfig['infra_cache_numhosts'] == "1000")  echo "selected=\"selected\""; ?>>1000</option>
398
											<option value="5000"  <?php if ($pconfig['infra_cache_numhosts'] == "5000")  echo "selected=\"selected\""; ?>>5000</option>
399
											<option value="10000" <?php if ($pconfig['infra_cache_numhosts'] == "10000") echo "selected=\"selected\""; ?>>10 000</option>
400
											<option value="20000" <?php if ($pconfig['infra_cache_numhosts'] == "20000") echo "selected=\"selected\""; ?>>20 000</option>
401
											<option value="50000" <?php if ($pconfig['infra_cache_numhosts'] == "50000") echo "selected=\"selected\""; ?>>50 000</option>
402
										</select><br />
403
										<?=gettext("Number of hosts for which information is cached. The default is 10,000.");?>
404
								</td>
405
							</tr>
406
							<tr>
407
								<td width="22%" valign="top" class="vncell"><?=gettext("Unwanted Reply Threshold");?></td>
408
								<td width="78%" class="vtable">
409
										<select id="unwanted_reply_threshold" name="unwanted_reply_threshold">
410
											<option value="disabled" <?php if ($pconfig['unwanted_reply_threshold'] == "disabled") echo "selected=\"selected\""; ?>>disabled</option>
411
											<option value="5000000"  <?php if ($pconfig['unwanted_reply_threshold'] == "5000000")  echo "selected=\"selected\""; ?>>5 million</option>
412
											<option value="10000000" <?php if ($pconfig['unwanted_reply_threshold'] == "10000000") echo "selected=\"selected\""; ?>>10 million</option>
413
											<option value="20000000" <?php if ($pconfig['unwanted_reply_threshold'] == "20000000") echo "selected=\"selected\""; ?>>20 million</option>
414
											<option value="40000000" <?php if ($pconfig['unwanted_reply_threshold'] == "40000000") echo "selected=\"selected\""; ?>>40 million</option>
415
											<option value="50000000" <?php if ($pconfig['unwanted_reply_threshold'] == "50000000") echo "selected=\"selected\""; ?>>50 million</option>
416
										</select><br />
417
										<?=gettext("If enabled, a total number of unwanted replies is kept track of in every thread. When it reaches the threshold, a defensive action is taken and a warning is printed to the log file. This defensive action is to clear the RRSet and message caches, hopefully flushing away any poison. The default is disabled, but if enabled a value of 10 million is suggested.");?>
418
								</td>
419
							</tr>
420
							<tr>
421
								<td width="22%" valign="top" class="vncell"><?=gettext("Log level verbosity");?></td>
422
								<td width="78%" class="vtable">
423
										<select id="log_verbosity" name="log_verbosity">
424
<?php
425
										for ($level = 0; $level <= 5; $level++):
426
?>
427
											<option value="<?php echo $level; ?>" <?php if ($pconfig['log_verbosity'] == "{$level}") echo "selected=\"selected\""; ?>>
428
												Level <?php echo $level; ?>
429
											</option>
430
<?php
431
										endfor;
432
?>
433
										</select><br />
434
										<?=gettext("Select the log verbosity.");?>
435
								</td>
436
							</tr>
437
							<tr>
438 f8f5ba1a Chris Buechler
								<td width="22%" valign="top" class="vncell"><?=gettext("Disable auto-added access control");?></td>
439
								<td width="78%" class="vtable">
440
									<input name="disable_auto_added_access_control" type="checkbox" id="disable_auto_added_access_control" value="yes" <?php if (isset($pconfig['disable_auto_added_access_control'])) echo "checked=\"checked\"";?> />
441
									<?=gettext("Check this box to disable the automatically-added access control entries. By default, IPv4 and IPv6 networks residing on internal interfaces of this system are permitted. Allowed networks must be manually configured on the Access Lists tab if the auto-added entries are disabled.");?>
442
								</td>
443 2783e408 Renato Botelho
							</tr>
444
							<tr>
445
								<td width="22%"></td>
446
								<td width="78%">
447
									<input type="submit" name="Save" class="formbtn" id="save" value="Save" />
448
								</td>
449
							</tr>
450
						</tbody>
451
					</table>
452
				</div>
453
			</td>
454
		</tr>
455
	</tbody>
456 7ed0e844 Warren Baker
</table>
457
</form>
458
<?php include("fend.inc"); ?>
459
</body>
460
</html>