2 * Copyright (C) 2008, 2009 Internet Systems Consortium, Inc. ("ISC")
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
10 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
14 * PERFORMANCE OF THIS SOFTWARE.
17 /* $Id: statschannel.c,v 1.14.64.6 2009/02/17 03:43:07 marka Exp $ */
23 #include <isc/buffer.h>
24 #include <isc/httpd.h>
27 #include <isc/print.h>
28 #include <isc/socket.h>
29 #include <isc/stats.h>
33 #include <dns/opcode.h>
34 #include <dns/resolver.h>
35 #include <dns/rdataclass.h>
36 #include <dns/rdatatype.h>
37 #include <dns/stats.h>
41 #include <named/log.h>
42 #include <named/server.h>
43 #include <named/statschannel.h>
45 #include "bind9.xsl.h"
47 struct ns_statschannel {
49 isc_httpdmgr_t *httpdmgr;
50 isc_sockaddr_t address;
54 * Locked by channel lock: can be referenced and modified by both
55 * the server task and the channel task.
60 /* Locked by server task */
61 ISC_LINK(struct ns_statschannel) link;
64 typedef enum { statsformat_file, statsformat_xml } statsformat_t;
69 void *arg; /* type dependent argument */
70 int ncounters; /* used for general statistics */
71 int *counterindices; /* used for general statistics */
72 isc_uint64_t *countervalues; /* used for general statistics */
75 static isc_once_t once = ISC_ONCE_INIT;
78 * Statistics descriptions. These could be statistically initialized at
79 * compile time, but we configure them run time in the init_desc() function
80 * below so that they'll be less susceptible to counter name changes.
82 static const char *nsstats_desc[dns_nsstatscounter_max];
83 static const char *resstats_desc[dns_resstatscounter_max];
84 static const char *zonestats_desc[dns_zonestatscounter_max];
85 static const char *sockstats_desc[isc_sockstatscounter_max];
87 static const char *nsstats_xmldesc[dns_nsstatscounter_max];
88 static const char *resstats_xmldesc[dns_resstatscounter_max];
89 static const char *zonestats_xmldesc[dns_zonestatscounter_max];
90 static const char *sockstats_xmldesc[isc_sockstatscounter_max];
92 #define nsstats_xmldesc NULL
93 #define resstats_xmldesc NULL
94 #define zonestats_xmldesc NULL
95 #define sockstats_xmldesc NULL
96 #endif /* HAVE_LIBXML2 */
99 * Mapping arrays to represent statistics counters in the order of our
100 * preference, regardless of the order of counter indices. For example,
101 * nsstats_desc[nsstats_index[0]] will be the description that is shown first.
103 static int nsstats_index[dns_nsstatscounter_max];
104 static int resstats_index[dns_resstatscounter_max];
105 static int zonestats_index[dns_zonestatscounter_max];
106 static int sockstats_index[isc_sockstatscounter_max];
109 set_desc(int counter, int maxcounter, const char *fdesc, const char **fdescs,
110 const char *xdesc, const char **xdescs)
112 REQUIRE(counter < maxcounter);
113 REQUIRE(fdescs[counter] == NULL);
115 REQUIRE(xdescs[counter] == NULL);
118 fdescs[counter] = fdesc;
120 xdescs[counter] = xdesc;
131 /* Initialize name server statistics */
132 memset((void *)nsstats_desc, 0,
133 dns_nsstatscounter_max * sizeof(nsstats_desc[0]));
135 memset((void *)nsstats_xmldesc, 0,
136 dns_nsstatscounter_max * sizeof(nsstats_xmldesc[0]));
139 #define SET_NSSTATDESC(counterid, desc, xmldesc) \
141 set_desc(dns_nsstatscounter_ ## counterid, \
142 dns_nsstatscounter_max, \
143 desc, nsstats_desc, xmldesc, nsstats_xmldesc); \
144 nsstats_index[i++] = dns_nsstatscounter_ ## counterid; \
148 SET_NSSTATDESC(requestv4, "IPv4 requests received", "Requestv4");
149 SET_NSSTATDESC(requestv6, "IPv6 requests received", "Requestv6");
150 SET_NSSTATDESC(edns0in, "requests with EDNS(0) received", "ReqEdns0");
151 SET_NSSTATDESC(badednsver,
152 "requests with unsupported EDNS version received",
154 SET_NSSTATDESC(tsigin, "requests with TSIG received", "ReqTSIG");
155 SET_NSSTATDESC(sig0in, "requests with SIG(0) received", "ReqSIG0");
156 SET_NSSTATDESC(invalidsig, "requests with invalid signature",
158 SET_NSSTATDESC(tcp, "TCP requests received", "ReqTCP");
159 SET_NSSTATDESC(authrej, "auth queries rejected", "AuthQryRej");
160 SET_NSSTATDESC(recurserej, "recursive queries rejected", "RecQryRej");
161 SET_NSSTATDESC(xfrrej, "transfer requests rejected", "XfrRej");
162 SET_NSSTATDESC(updaterej, "update requests rejected", "UpdateRej");
163 SET_NSSTATDESC(response, "responses sent", "Response");
164 SET_NSSTATDESC(truncatedresp, "truncated responses sent",
166 SET_NSSTATDESC(edns0out, "responses with EDNS(0) sent", "RespEDNS0");
167 SET_NSSTATDESC(tsigout, "responses with TSIG sent", "RespTSIG");
168 SET_NSSTATDESC(sig0out, "responses with SIG(0) sent", "RespSIG0");
169 SET_NSSTATDESC(success, "queries resulted in successful answer",
171 SET_NSSTATDESC(authans, "queries resulted in authoritative answer",
173 SET_NSSTATDESC(nonauthans,
174 "queries resulted in non authoritative answer",
176 SET_NSSTATDESC(referral, "queries resulted in referral answer",
178 SET_NSSTATDESC(nxrrset, "queries resulted in nxrrset", "QryNxrrset");
179 SET_NSSTATDESC(servfail, "queries resulted in SERVFAIL", "QrySERVFAIL");
180 SET_NSSTATDESC(formerr, "queries resulted in FORMERR", "QryFORMERR");
181 SET_NSSTATDESC(nxdomain, "queries resulted in NXDOMAIN", "QryNXDOMAIN");
182 SET_NSSTATDESC(recursion, "queries caused recursion","QryRecursion");
183 SET_NSSTATDESC(duplicate, "duplicate queries received", "QryDuplicate");
184 SET_NSSTATDESC(dropped, "queries dropped", "QryDropped");
185 SET_NSSTATDESC(failure, "other query failures", "QryFailure");
186 SET_NSSTATDESC(xfrdone, "requested transfers completed", "XfrReqDone");
187 SET_NSSTATDESC(updatereqfwd, "update requests forwarded",
189 SET_NSSTATDESC(updaterespfwd, "update responses forwarded",
191 SET_NSSTATDESC(updatefwdfail, "update forward failed", "UpdateFwdFail");
192 SET_NSSTATDESC(updatedone, "updates completed", "UpdateDone");
193 SET_NSSTATDESC(updatefail, "updates failed", "UpdateFail");
194 SET_NSSTATDESC(updatebadprereq,
195 "updates rejected due to prerequisite failure",
197 INSIST(i == dns_nsstatscounter_max);
199 /* Initialize resolver statistics */
200 memset((void *)resstats_desc, 0,
201 dns_resstatscounter_max * sizeof(resstats_desc[0]));
203 memset((void *)resstats_xmldesc, 0,
204 dns_resstatscounter_max * sizeof(resstats_xmldesc[0]));
207 #define SET_RESSTATDESC(counterid, desc, xmldesc) \
209 set_desc(dns_resstatscounter_ ## counterid, \
210 dns_resstatscounter_max, \
211 desc, resstats_desc, xmldesc, resstats_xmldesc); \
212 resstats_index[i++] = dns_resstatscounter_ ## counterid; \
216 SET_RESSTATDESC(queryv4, "IPv4 queries sent", "Queryv4");
217 SET_RESSTATDESC(queryv6, "IPv6 queries sent", "Queryv6");
218 SET_RESSTATDESC(responsev4, "IPv4 responses received", "Responsev4");
219 SET_RESSTATDESC(responsev6, "IPv6 responses received", "Responsev6");
220 SET_RESSTATDESC(nxdomain, "NXDOMAIN received", "NXDOMAIN");
221 SET_RESSTATDESC(servfail, "SERVFAIL received", "SERVFAIL");
222 SET_RESSTATDESC(formerr, "FORMERR received", "FORMERR");
223 SET_RESSTATDESC(othererror, "other errors received", "OtherError");
224 SET_RESSTATDESC(edns0fail, "EDNS(0) query failures", "EDNS0Fail");
225 SET_RESSTATDESC(mismatch, "mismatch responses received", "Mismatch");
226 SET_RESSTATDESC(truncated, "truncated responses received", "Truncated");
227 SET_RESSTATDESC(lame, "lame delegations received", "Lame");
228 SET_RESSTATDESC(retry, "query retries", "Retry");
229 SET_RESSTATDESC(dispabort, "queries aborted due to quota",
231 SET_RESSTATDESC(dispsockfail, "failures in opening query sockets",
233 SET_RESSTATDESC(querytimeout, "query timeouts", "QueryTimeout");
234 SET_RESSTATDESC(gluefetchv4, "IPv4 NS address fetches", "GlueFetchv4");
235 SET_RESSTATDESC(gluefetchv6, "IPv6 NS address fetches", "GlueFetchv6");
236 SET_RESSTATDESC(gluefetchv4fail, "IPv4 NS address fetch failed",
238 SET_RESSTATDESC(gluefetchv6fail, "IPv6 NS address fetch failed",
240 SET_RESSTATDESC(val, "DNSSEC validation attempted", "ValAttempt");
241 SET_RESSTATDESC(valsuccess, "DNSSEC validation succeeded", "ValOk");
242 SET_RESSTATDESC(valnegsuccess, "DNSSEC NX validation succeeded",
244 SET_RESSTATDESC(valfail, "DNSSEC validation failed", "ValFail");
245 SET_RESSTATDESC(queryrtt0, "queries with RTT < "
246 DNS_RESOLVER_QRYRTTCLASS0STR "ms",
247 "QryRTT" DNS_RESOLVER_QRYRTTCLASS0STR);
248 SET_RESSTATDESC(queryrtt1, "queries with RTT "
249 DNS_RESOLVER_QRYRTTCLASS0STR "-"
250 DNS_RESOLVER_QRYRTTCLASS1STR "ms",
251 "QryRTT" DNS_RESOLVER_QRYRTTCLASS1STR);
252 SET_RESSTATDESC(queryrtt2, "queries with RTT "
253 DNS_RESOLVER_QRYRTTCLASS1STR "-"
254 DNS_RESOLVER_QRYRTTCLASS2STR "ms",
255 "QryRTT" DNS_RESOLVER_QRYRTTCLASS2STR);
256 SET_RESSTATDESC(queryrtt3, "queries with RTT "
257 DNS_RESOLVER_QRYRTTCLASS2STR "-"
258 DNS_RESOLVER_QRYRTTCLASS3STR "ms",
259 "QryRTT" DNS_RESOLVER_QRYRTTCLASS3STR);
260 SET_RESSTATDESC(queryrtt4, "queries with RTT "
261 DNS_RESOLVER_QRYRTTCLASS3STR "-"
262 DNS_RESOLVER_QRYRTTCLASS4STR "ms",
263 "QryRTT" DNS_RESOLVER_QRYRTTCLASS4STR);
264 SET_RESSTATDESC(queryrtt5, "queries with RTT > "
265 DNS_RESOLVER_QRYRTTCLASS4STR "ms",
266 "QryRTT" DNS_RESOLVER_QRYRTTCLASS4STR "+");
267 INSIST(i == dns_resstatscounter_max);
269 /* Initialize zone statistics */
270 memset((void *)zonestats_desc, 0,
271 dns_zonestatscounter_max * sizeof(zonestats_desc[0]));
273 memset((void *)zonestats_xmldesc, 0,
274 dns_zonestatscounter_max * sizeof(zonestats_xmldesc[0]));
277 #define SET_ZONESTATDESC(counterid, desc, xmldesc) \
279 set_desc(dns_zonestatscounter_ ## counterid, \
280 dns_zonestatscounter_max, \
281 desc, zonestats_desc, xmldesc, zonestats_xmldesc); \
282 zonestats_index[i++] = dns_zonestatscounter_ ## counterid; \
286 SET_ZONESTATDESC(notifyoutv4, "IPv4 notifies sent", "NotifyOutv4");
287 SET_ZONESTATDESC(notifyoutv6, "IPv6 notifies sent", "NotifyOutv6");
288 SET_ZONESTATDESC(notifyinv4, "IPv4 notifies received", "NotifyInv4");
289 SET_ZONESTATDESC(notifyinv6, "IPv6 notifies received", "NotifyInv6");
290 SET_ZONESTATDESC(notifyrej, "notifies rejected", "NotifyRej");
291 SET_ZONESTATDESC(soaoutv4, "IPv4 SOA queries sent", "SOAOutv4");
292 SET_ZONESTATDESC(soaoutv6, "IPv6 SOA queries sent", "SOAOutv6");
293 SET_ZONESTATDESC(axfrreqv4, "IPv4 AXFR requested", "AXFRReqv4");
294 SET_ZONESTATDESC(axfrreqv6, "IPv6 AXFR requested", "AXFRReqv6");
295 SET_ZONESTATDESC(ixfrreqv4, "IPv4 IXFR requested", "IXFRReqv4");
296 SET_ZONESTATDESC(ixfrreqv6, "IPv6 IXFR requested", "IXFRReqv6");
297 SET_ZONESTATDESC(xfrsuccess, "transfer requests succeeded","XfrSuccess");
298 SET_ZONESTATDESC(xfrfail, "transfer requests failed", "XfrFail");
299 INSIST(i == dns_zonestatscounter_max);
301 /* Initialize socket statistics */
302 memset((void *)sockstats_desc, 0,
303 isc_sockstatscounter_max * sizeof(sockstats_desc[0]));
305 memset((void *)sockstats_xmldesc, 0,
306 isc_sockstatscounter_max * sizeof(sockstats_xmldesc[0]));
309 #define SET_SOCKSTATDESC(counterid, desc, xmldesc) \
311 set_desc(isc_sockstatscounter_ ## counterid, \
312 isc_sockstatscounter_max, \
313 desc, sockstats_desc, xmldesc, sockstats_xmldesc); \
314 sockstats_index[i++] = isc_sockstatscounter_ ## counterid; \
318 SET_SOCKSTATDESC(udp4open, "UDP/IPv4 sockets opened", "UDP4Open");
319 SET_SOCKSTATDESC(udp6open, "UDP/IPv6 sockets opened", "UDP6Open");
320 SET_SOCKSTATDESC(tcp4open, "TCP/IPv4 sockets opened", "TCP4Open");
321 SET_SOCKSTATDESC(tcp6open, "TCP/IPv6 sockets opened", "TCP6Open");
322 SET_SOCKSTATDESC(unixopen, "Unix domain sockets opened", "UnixOpen");
323 SET_SOCKSTATDESC(udp4openfail, "UDP/IPv4 socket open failures",
325 SET_SOCKSTATDESC(udp6openfail, "UDP/IPv6 socket open failures",
327 SET_SOCKSTATDESC(tcp4openfail, "TCP/IPv4 socket open failures",
329 SET_SOCKSTATDESC(tcp6openfail, "TCP/IPv6 socket open failures",
331 SET_SOCKSTATDESC(unixopenfail, "Unix domain socket open failures",
333 SET_SOCKSTATDESC(udp4close, "UDP/IPv4 sockets closed", "UDP4Close");
334 SET_SOCKSTATDESC(udp6close, "UDP/IPv6 sockets closed", "UDP6Close");
335 SET_SOCKSTATDESC(tcp4close, "TCP/IPv4 sockets closed", "TCP4Close");
336 SET_SOCKSTATDESC(tcp6close, "TCP/IPv6 sockets closed", "TCP6Close");
337 SET_SOCKSTATDESC(unixclose, "Unix domain sockets closed", "UnixClose");
338 SET_SOCKSTATDESC(fdwatchclose, "FDwatch sockets closed",
340 SET_SOCKSTATDESC(udp4bindfail, "UDP/IPv4 socket bind failures",
342 SET_SOCKSTATDESC(udp6bindfail, "UDP/IPv6 socket bind failures",
344 SET_SOCKSTATDESC(tcp4bindfail, "TCP/IPv4 socket bind failures",
346 SET_SOCKSTATDESC(tcp6bindfail, "TCP/IPv6 socket bind failures",
348 SET_SOCKSTATDESC(unixbindfail, "Unix domain socket bind failures",
350 SET_SOCKSTATDESC(fdwatchbindfail, "FDwatch socket bind failures",
352 SET_SOCKSTATDESC(udp4connectfail, "UDP/IPv4 socket connect failures",
354 SET_SOCKSTATDESC(udp6connectfail, "UDP/IPv6 socket connect failures",
356 SET_SOCKSTATDESC(tcp4connectfail, "TCP/IPv4 socket connect failures",
358 SET_SOCKSTATDESC(tcp6connectfail, "TCP/IPv6 socket connect failures",
360 SET_SOCKSTATDESC(unixconnectfail, "Unix domain socket connect failures",
362 SET_SOCKSTATDESC(fdwatchconnectfail, "FDwatch socket connect failures",
364 SET_SOCKSTATDESC(udp4connect, "UDP/IPv4 connections established",
366 SET_SOCKSTATDESC(udp6connect, "UDP/IPv6 connections established",
368 SET_SOCKSTATDESC(tcp4connect, "TCP/IPv4 connections established",
370 SET_SOCKSTATDESC(tcp6connect, "TCP/IPv6 connections established",
372 SET_SOCKSTATDESC(unixconnect, "Unix domain connections established",
374 SET_SOCKSTATDESC(fdwatchconnect,
375 "FDwatch domain connections established",
377 SET_SOCKSTATDESC(tcp4acceptfail, "TCP/IPv4 connection accept failures",
379 SET_SOCKSTATDESC(tcp6acceptfail, "TCP/IPv6 connection accept failures",
381 SET_SOCKSTATDESC(unixacceptfail,
382 "Unix domain connection accept failures",
384 SET_SOCKSTATDESC(tcp4accept, "TCP/IPv4 connections accepted",
386 SET_SOCKSTATDESC(tcp6accept, "TCP/IPv6 connections accepted",
388 SET_SOCKSTATDESC(unixaccept, "Unix domain connections accepted",
390 SET_SOCKSTATDESC(udp4sendfail, "UDP/IPv4 send errors", "UDP4SendErr");
391 SET_SOCKSTATDESC(udp6sendfail, "UDP/IPv6 send errors", "UDP6SendErr");
392 SET_SOCKSTATDESC(tcp4sendfail, "TCP/IPv4 send errors", "TCP4SendErr");
393 SET_SOCKSTATDESC(tcp6sendfail, "TCP/IPv6 send errors", "TCP6SendErr");
394 SET_SOCKSTATDESC(unixsendfail, "Unix domain send errors",
396 SET_SOCKSTATDESC(fdwatchsendfail, "FDwatch send errors",
398 SET_SOCKSTATDESC(udp4recvfail, "UDP/IPv4 recv errors", "UDP4RecvErr");
399 SET_SOCKSTATDESC(udp6recvfail, "UDP/IPv6 recv errors", "UDP6RecvErr");
400 SET_SOCKSTATDESC(tcp4recvfail, "TCP/IPv4 recv errors", "TCP4RecvErr");
401 SET_SOCKSTATDESC(tcp6recvfail, "TCP/IPv6 recv errors", "TCP6RecvErr");
402 SET_SOCKSTATDESC(unixrecvfail, "Unix domain recv errors",
404 SET_SOCKSTATDESC(fdwatchrecvfail, "FDwatch recv errors",
406 INSIST(i == isc_sockstatscounter_max);
409 for (i = 0; i < dns_nsstatscounter_max; i++)
410 INSIST(nsstats_desc[i] != NULL);
411 for (i = 0; i < dns_resstatscounter_max; i++)
412 INSIST(resstats_desc[i] != NULL);
413 for (i = 0; i < dns_zonestatscounter_max; i++)
414 INSIST(zonestats_desc[i] != NULL);
415 for (i = 0; i < isc_sockstatscounter_max; i++)
416 INSIST(sockstats_desc[i] != NULL);
418 for (i = 0; i < dns_nsstatscounter_max; i++)
419 INSIST(nsstats_xmldesc[i] != NULL);
420 for (i = 0; i < dns_resstatscounter_max; i++)
421 INSIST(resstats_xmldesc[i] != NULL);
422 for (i = 0; i < dns_zonestatscounter_max; i++)
423 INSIST(zonestats_xmldesc[i] != NULL);
424 for (i = 0; i < isc_sockstatscounter_max; i++)
425 INSIST(sockstats_xmldesc[i] != NULL);
430 * Dump callback functions.
433 generalstat_dump(isc_statscounter_t counter, isc_uint64_t val, void *arg) {
434 stats_dumparg_t *dumparg = arg;
436 REQUIRE(counter < dumparg->ncounters);
437 dumparg->countervalues[counter] = val;
441 dump_counters(isc_stats_t *stats, statsformat_t type, void *arg,
442 const char *category, const char **desc, int ncounters,
443 int *indices, isc_uint64_t *values, int options)
447 stats_dumparg_t dumparg;
450 xmlTextWriterPtr writer;
458 dumparg.ncounters = ncounters;
459 dumparg.counterindices = indices;
460 dumparg.countervalues = values;
462 memset(values, 0, sizeof(values[0]) * ncounters);
463 isc_stats_dump(stats, generalstat_dump, &dumparg, options);
465 for (i = 0; i < ncounters; i++) {
467 value = values[index];
469 if (value == 0 && (options & ISC_STATSDUMP_VERBOSE) == 0)
472 switch (dumparg.type) {
473 case statsformat_file:
475 fprintf(fp, "%20" ISC_PRINT_QUADFORMAT "u %s\n",
478 case statsformat_xml:
482 if (category != NULL) {
483 xmlTextWriterStartElement(writer,
486 xmlTextWriterStartElement(writer,
488 xmlTextWriterWriteString(writer, ISC_XMLCHAR
490 xmlTextWriterEndElement(writer); /* name */
492 xmlTextWriterStartElement(writer, ISC_XMLCHAR
495 xmlTextWriterStartElement(writer, ISC_XMLCHAR
498 xmlTextWriterWriteFormatString(writer,
499 "%" ISC_PRINT_QUADFORMAT
501 xmlTextWriterEndElement(writer); /* counter */
502 if (category != NULL)
503 xmlTextWriterEndElement(writer); /* category */
511 rdtypestat_dump(dns_rdatastatstype_t type, isc_uint64_t val, void *arg) {
514 stats_dumparg_t *dumparg = arg;
517 xmlTextWriterPtr writer;
520 if ((DNS_RDATASTATSTYPE_ATTR(type) & DNS_RDATASTATSTYPE_ATTR_OTHERTYPE)
522 dns_rdatatype_format(DNS_RDATASTATSTYPE_BASE(type), typebuf,
528 switch (dumparg->type) {
529 case statsformat_file:
531 fprintf(fp, "%20" ISC_PRINT_QUADFORMAT "u %s\n", val, typestr);
533 case statsformat_xml:
535 writer = dumparg->arg;
537 xmlTextWriterStartElement(writer, ISC_XMLCHAR "rdtype");
539 xmlTextWriterStartElement(writer, ISC_XMLCHAR "name");
540 xmlTextWriterWriteString(writer, ISC_XMLCHAR typestr);
541 xmlTextWriterEndElement(writer); /* name */
543 xmlTextWriterStartElement(writer, ISC_XMLCHAR "counter");
544 xmlTextWriterWriteFormatString(writer,
545 "%" ISC_PRINT_QUADFORMAT "u",
547 xmlTextWriterEndElement(writer); /* counter */
549 xmlTextWriterEndElement(writer); /* rdtype */
556 rdatasetstats_dump(dns_rdatastatstype_t type, isc_uint64_t val, void *arg) {
557 stats_dumparg_t *dumparg = arg;
561 isc_boolean_t nxrrset = ISC_FALSE;
563 xmlTextWriterPtr writer;
566 if ((DNS_RDATASTATSTYPE_ATTR(type) & DNS_RDATASTATSTYPE_ATTR_NXDOMAIN)
568 typestr = "NXDOMAIN";
569 } else if ((DNS_RDATASTATSTYPE_ATTR(type) &
570 DNS_RDATASTATSTYPE_ATTR_OTHERTYPE) != 0) {
573 dns_rdatatype_format(DNS_RDATASTATSTYPE_BASE(type), typebuf,
578 if ((DNS_RDATASTATSTYPE_ATTR(type) & DNS_RDATASTATSTYPE_ATTR_NXRRSET)
582 switch (dumparg->type) {
583 case statsformat_file:
585 fprintf(fp, "%20" ISC_PRINT_QUADFORMAT "u %s%s\n", val,
586 nxrrset ? "!" : "", typestr);
588 case statsformat_xml:
590 writer = dumparg->arg;
592 xmlTextWriterStartElement(writer, ISC_XMLCHAR "rrset");
593 xmlTextWriterStartElement(writer, ISC_XMLCHAR "name");
594 xmlTextWriterWriteFormatString(writer, "%s%s",
595 nxrrset ? "!" : "", typestr);
596 xmlTextWriterEndElement(writer); /* name */
598 xmlTextWriterStartElement(writer, ISC_XMLCHAR "counter");
599 xmlTextWriterWriteFormatString(writer,
600 "%" ISC_PRINT_QUADFORMAT "u",
602 xmlTextWriterEndElement(writer); /* counter */
604 xmlTextWriterEndElement(writer); /* rrset */
611 opcodestat_dump(dns_opcode_t code, isc_uint64_t val, void *arg) {
615 stats_dumparg_t *dumparg = arg;
617 xmlTextWriterPtr writer;
620 isc_buffer_init(&b, codebuf, sizeof(codebuf) - 1);
621 dns_opcode_totext(code, &b);
622 codebuf[isc_buffer_usedlength(&b)] = '\0';
624 switch (dumparg->type) {
625 case statsformat_file:
627 fprintf(fp, "%20" ISC_PRINT_QUADFORMAT "u %s\n", val, codebuf);
629 case statsformat_xml:
631 writer = dumparg->arg;
633 xmlTextWriterStartElement(writer, ISC_XMLCHAR "opcode");
635 xmlTextWriterStartElement(writer, ISC_XMLCHAR "name");
636 xmlTextWriterWriteString(writer, ISC_XMLCHAR codebuf);
637 xmlTextWriterEndElement(writer); /* name */
639 xmlTextWriterStartElement(writer, ISC_XMLCHAR "counter");
640 xmlTextWriterWriteFormatString(writer,
641 "%" ISC_PRINT_QUADFORMAT "u",
643 xmlTextWriterEndElement(writer); /* counter */
645 xmlTextWriterEndElement(writer); /* opcode */
653 /* XXXMLG below here sucks. */
655 #define TRY(a) do { result = (a); INSIST(result == ISC_R_SUCCESS); } while(0);
656 #define TRY0(a) do { xmlrc = (a); INSIST(xmlrc >= 0); } while(0);
659 zone_xmlrender(dns_zone_t *zone, void *arg) {
660 char buf[1024 + 32]; /* sufficiently large for zone name and class */
661 dns_rdataclass_t rdclass;
663 xmlTextWriterPtr writer = arg;
664 isc_stats_t *zonestats;
665 isc_uint64_t nsstat_values[dns_nsstatscounter_max];
667 xmlTextWriterStartElement(writer, ISC_XMLCHAR "zone");
669 dns_zone_name(zone, buf, sizeof(buf));
670 xmlTextWriterStartElement(writer, ISC_XMLCHAR "name");
671 xmlTextWriterWriteString(writer, ISC_XMLCHAR buf);
672 xmlTextWriterEndElement(writer);
674 rdclass = dns_zone_getclass(zone);
675 dns_rdataclass_format(rdclass, buf, sizeof(buf));
676 xmlTextWriterStartElement(writer, ISC_XMLCHAR "rdataclass");
677 xmlTextWriterWriteString(writer, ISC_XMLCHAR buf);
678 xmlTextWriterEndElement(writer);
680 serial = dns_zone_getserial(zone);
681 xmlTextWriterStartElement(writer, ISC_XMLCHAR "serial");
682 xmlTextWriterWriteFormatString(writer, "%u", serial);
683 xmlTextWriterEndElement(writer);
685 zonestats = dns_zone_getrequeststats(zone);
686 if (zonestats != NULL) {
687 xmlTextWriterStartElement(writer, ISC_XMLCHAR "counters");
688 dump_counters(zonestats, statsformat_xml, writer, NULL,
689 nsstats_xmldesc, dns_nsstatscounter_max,
690 nsstats_index, nsstat_values,
691 ISC_STATSDUMP_VERBOSE);
692 xmlTextWriterEndElement(writer); /* counters */
695 xmlTextWriterEndElement(writer); /* zone */
697 return (ISC_R_SUCCESS);
701 generatexml(ns_server_t *server, int *buflen, xmlChar **buf) {
702 char boottime[sizeof "yyyy-mm-ddThh:mm:ssZ"];
703 char nowstr[sizeof "yyyy-mm-ddThh:mm:ssZ"];
705 xmlTextWriterPtr writer;
709 stats_dumparg_t dumparg;
710 dns_stats_t *cachestats;
711 isc_uint64_t nsstat_values[dns_nsstatscounter_max];
712 isc_uint64_t resstat_values[dns_resstatscounter_max];
713 isc_uint64_t zonestat_values[dns_zonestatscounter_max];
714 isc_uint64_t sockstat_values[isc_sockstatscounter_max];
717 isc_time_formatISO8601(&ns_g_boottime, boottime, sizeof boottime);
718 isc_time_formatISO8601(&now, nowstr, sizeof nowstr);
720 writer = xmlNewTextWriterDoc(&doc, 0);
721 TRY0(xmlTextWriterStartDocument(writer, NULL, "UTF-8", NULL));
722 TRY0(xmlTextWriterWritePI(writer, ISC_XMLCHAR "xml-stylesheet",
723 ISC_XMLCHAR "type=\"text/xsl\" href=\"/bind9.xsl\""));
724 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "isc"));
725 TRY0(xmlTextWriterWriteAttribute(writer, ISC_XMLCHAR "version",
728 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "bind"));
729 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "statistics"));
730 TRY0(xmlTextWriterWriteAttribute(writer, ISC_XMLCHAR "version",
733 /* Set common fields for statistics dump */
734 dumparg.type = statsformat_xml;
735 dumparg.arg = writer;
738 * Start by rendering the views we know of here. For each view we
739 * know of, call its rendering function.
741 view = ISC_LIST_HEAD(server->viewlist);
742 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "views"));
743 while (view != NULL) {
744 xmlTextWriterStartElement(writer, ISC_XMLCHAR "view");
746 xmlTextWriterStartElement(writer, ISC_XMLCHAR "name");
747 xmlTextWriterWriteString(writer, ISC_XMLCHAR view->name);
748 xmlTextWriterEndElement(writer);
750 xmlTextWriterStartElement(writer, ISC_XMLCHAR "zones");
751 dns_zt_apply(view->zonetable, ISC_FALSE, zone_xmlrender,
753 xmlTextWriterEndElement(writer);
755 if (view->resquerystats != NULL) {
756 dns_rdatatypestats_dump(view->resquerystats,
757 rdtypestat_dump, &dumparg, 0);
760 if (view->resstats != NULL) {
761 dump_counters(view->resstats, statsformat_xml, writer,
762 "resstat", resstats_xmldesc,
763 dns_resstatscounter_max, resstats_index,
764 resstat_values, ISC_STATSDUMP_VERBOSE);
767 cachestats = dns_db_getrrsetstats(view->cachedb);
768 if (cachestats != NULL) {
769 xmlTextWriterStartElement(writer,
770 ISC_XMLCHAR "cache");
771 dns_rdatasetstats_dump(cachestats, rdatasetstats_dump,
773 xmlTextWriterEndElement(writer); /* cache */
776 xmlTextWriterEndElement(writer); /* view */
778 view = ISC_LIST_NEXT(view, link);
780 TRY0(xmlTextWriterEndElement(writer)); /* views */
782 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "socketmgr"));
783 isc_socketmgr_renderxml(ns_g_socketmgr, writer);
784 TRY0(xmlTextWriterEndElement(writer)); /* socketmgr */
786 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "taskmgr"));
787 isc_taskmgr_renderxml(ns_g_taskmgr, writer);
788 TRY0(xmlTextWriterEndElement(writer)); /* taskmgr */
790 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "server"));
791 xmlTextWriterStartElement(writer, ISC_XMLCHAR "boot-time");
792 xmlTextWriterWriteString(writer, ISC_XMLCHAR boottime);
793 xmlTextWriterEndElement(writer);
794 xmlTextWriterStartElement(writer, ISC_XMLCHAR "current-time");
795 xmlTextWriterWriteString(writer, ISC_XMLCHAR nowstr);
796 xmlTextWriterEndElement(writer);
798 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "requests"));
799 dns_opcodestats_dump(server->opcodestats, opcodestat_dump, &dumparg,
801 xmlTextWriterEndElement(writer); /* requests */
803 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "queries-in"));
804 dns_rdatatypestats_dump(server->rcvquerystats, rdtypestat_dump,
806 xmlTextWriterEndElement(writer); /* queries-in */
808 dump_counters(server->nsstats, statsformat_xml, writer,
809 "nsstat", nsstats_xmldesc, dns_nsstatscounter_max,
810 nsstats_index, nsstat_values, ISC_STATSDUMP_VERBOSE);
812 dump_counters(server->zonestats, statsformat_xml, writer, "zonestat",
813 zonestats_xmldesc, dns_zonestatscounter_max,
814 zonestats_index, zonestat_values, ISC_STATSDUMP_VERBOSE);
817 * Most of the common resolver statistics entries are 0, so we don't
818 * use the verbose dump here.
820 dump_counters(server->resolverstats, statsformat_xml, writer, "resstat",
821 resstats_xmldesc, dns_resstatscounter_max, resstats_index,
824 dump_counters(server->sockstats, statsformat_xml, writer, "sockstat",
825 sockstats_xmldesc, isc_sockstatscounter_max,
826 sockstats_index, sockstat_values, ISC_STATSDUMP_VERBOSE);
828 xmlTextWriterEndElement(writer); /* server */
830 TRY0(xmlTextWriterStartElement(writer, ISC_XMLCHAR "memory"));
831 isc_mem_renderxml(writer);
832 TRY0(xmlTextWriterEndElement(writer)); /* memory */
834 TRY0(xmlTextWriterEndElement(writer)); /* statistics */
835 TRY0(xmlTextWriterEndElement(writer)); /* bind */
836 TRY0(xmlTextWriterEndElement(writer)); /* isc */
838 TRY0(xmlTextWriterEndDocument(writer));
840 xmlFreeTextWriter(writer);
842 xmlDocDumpFormatMemoryEnc(doc, buf, buflen, "UTF-8", 1);
847 wrap_xmlfree(isc_buffer_t *buffer, void *arg) {
850 xmlFree(isc_buffer_base(buffer));
854 render_index(const char *url, const char *querystring, void *arg,
855 unsigned int *retcode, const char **retmsg, const char **mimetype,
856 isc_buffer_t *b, isc_httpdfree_t **freecb,
861 ns_server_t *server = arg;
866 generatexml(server, &msglen, &msg);
870 *mimetype = "text/xml";
871 isc_buffer_reinit(b, msg, msglen);
872 isc_buffer_add(b, msglen);
873 *freecb = wrap_xmlfree;
876 return (ISC_R_SUCCESS);
879 #endif /* HAVE_LIBXML2 */
882 render_xsl(const char *url, const char *querystring, void *args,
883 unsigned int *retcode, const char **retmsg, const char **mimetype,
884 isc_buffer_t *b, isc_httpdfree_t **freecb,
893 *mimetype = "text/xslt+xml";
894 isc_buffer_reinit(b, xslmsg, strlen(xslmsg));
895 isc_buffer_add(b, strlen(xslmsg));
899 return (ISC_R_SUCCESS);
903 shutdown_listener(ns_statschannel_t *listener) {
904 char socktext[ISC_SOCKADDR_FORMATSIZE];
905 isc_sockaddr_format(&listener->address, socktext, sizeof(socktext));
906 isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,NS_LOGMODULE_SERVER,
907 ISC_LOG_NOTICE, "stopping statistics channel on %s",
910 isc_httpdmgr_shutdown(&listener->httpdmgr);
914 client_ok(const isc_sockaddr_t *fromaddr, void *arg) {
915 ns_statschannel_t *listener = arg;
916 isc_netaddr_t netaddr;
917 char socktext[ISC_SOCKADDR_FORMATSIZE];
920 REQUIRE(listener != NULL);
922 isc_netaddr_fromsockaddr(&netaddr, fromaddr);
924 LOCK(&listener->lock);
925 if (dns_acl_match(&netaddr, NULL, listener->acl, &ns_g_server->aclenv,
926 &match, NULL) == ISC_R_SUCCESS && match > 0) {
927 UNLOCK(&listener->lock);
930 UNLOCK(&listener->lock);
932 isc_sockaddr_format(fromaddr, socktext, sizeof(socktext));
933 isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,
934 NS_LOGMODULE_SERVER, ISC_LOG_WARNING,
935 "rejected statistics connection from %s", socktext);
941 destroy_listener(void *arg) {
942 ns_statschannel_t *listener = arg;
944 REQUIRE(listener != NULL);
945 REQUIRE(!ISC_LINK_LINKED(listener, link));
947 /* We don't have to acquire the lock here since it's already unlinked */
948 dns_acl_detach(&listener->acl);
950 DESTROYLOCK(&listener->lock);
951 isc_mem_putanddetach(&listener->mctx, listener, sizeof(*listener));
955 add_listener(ns_server_t *server, ns_statschannel_t **listenerp,
956 const cfg_obj_t *listen_params, const cfg_obj_t *config,
957 isc_sockaddr_t *addr, cfg_aclconfctx_t *aclconfctx,
958 const char *socktext)
961 ns_statschannel_t *listener;
962 isc_task_t *task = NULL;
963 isc_socket_t *sock = NULL;
964 const cfg_obj_t *allow;
965 dns_acl_t *new_acl = NULL;
967 listener = isc_mem_get(server->mctx, sizeof(*listener));
968 if (listener == NULL)
969 return (ISC_R_NOMEMORY);
971 listener->httpdmgr = NULL;
972 listener->address = *addr;
973 listener->acl = NULL;
974 listener->mctx = NULL;
975 ISC_LINK_INIT(listener, link);
977 result = isc_mutex_init(&listener->lock);
978 if (result != ISC_R_SUCCESS) {
979 isc_mem_put(server->mctx, listener, sizeof(*listener));
980 return (ISC_R_FAILURE);
983 isc_mem_attach(server->mctx, &listener->mctx);
985 allow = cfg_tuple_get(listen_params, "allow");
986 if (allow != NULL && cfg_obj_islist(allow)) {
987 result = cfg_acl_fromconfig(allow, config, ns_g_lctx,
988 aclconfctx, listener->mctx, 0,
991 result = dns_acl_any(listener->mctx, &new_acl);
992 if (result != ISC_R_SUCCESS)
994 dns_acl_attach(new_acl, &listener->acl);
995 dns_acl_detach(&new_acl);
997 result = isc_task_create(ns_g_taskmgr, 0, &task);
998 if (result != ISC_R_SUCCESS)
1000 isc_task_setname(task, "statchannel", NULL);
1002 result = isc_socket_create(ns_g_socketmgr, isc_sockaddr_pf(addr),
1003 isc_sockettype_tcp, &sock);
1004 if (result != ISC_R_SUCCESS)
1006 isc_socket_setname(sock, "statchannel", NULL);
1008 #ifndef ISC_ALLOW_MAPPED
1009 isc_socket_ipv6only(sock, ISC_TRUE);
1012 result = isc_socket_bind(sock, addr, ISC_SOCKET_REUSEADDRESS);
1013 if (result != ISC_R_SUCCESS)
1016 result = isc_httpdmgr_create(server->mctx, sock, task, client_ok,
1017 destroy_listener, listener, ns_g_timermgr,
1018 &listener->httpdmgr);
1019 if (result != ISC_R_SUCCESS)
1023 isc_httpdmgr_addurl(listener->httpdmgr, "/", render_index, server);
1025 isc_httpdmgr_addurl(listener->httpdmgr, "/bind9.xsl", render_xsl,
1028 *listenerp = listener;
1029 isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,
1030 NS_LOGMODULE_SERVER, ISC_LOG_NOTICE,
1031 "statistics channel listening on %s", socktext);
1034 if (result != ISC_R_SUCCESS) {
1035 if (listener->acl != NULL)
1036 dns_acl_detach(&listener->acl);
1037 DESTROYLOCK(&listener->lock);
1038 isc_mem_putanddetach(&listener->mctx, listener,
1042 isc_task_detach(&task);
1044 isc_socket_detach(&sock);
1050 update_listener(ns_server_t *server, ns_statschannel_t **listenerp,
1051 const cfg_obj_t *listen_params, const cfg_obj_t *config,
1052 isc_sockaddr_t *addr, cfg_aclconfctx_t *aclconfctx,
1053 const char *socktext)
1055 ns_statschannel_t *listener;
1056 const cfg_obj_t *allow = NULL;
1057 dns_acl_t *new_acl = NULL;
1058 isc_result_t result = ISC_R_SUCCESS;
1060 for (listener = ISC_LIST_HEAD(server->statschannels);
1062 listener = ISC_LIST_NEXT(listener, link))
1063 if (isc_sockaddr_equal(addr, &listener->address))
1066 if (listener == NULL) {
1072 * Now, keep the old access list unless a new one can be made.
1074 allow = cfg_tuple_get(listen_params, "allow");
1075 if (allow != NULL && cfg_obj_islist(allow)) {
1076 result = cfg_acl_fromconfig(allow, config, ns_g_lctx,
1077 aclconfctx, listener->mctx, 0,
1080 result = dns_acl_any(listener->mctx, &new_acl);
1082 if (result == ISC_R_SUCCESS) {
1083 LOCK(&listener->lock);
1085 dns_acl_detach(&listener->acl);
1086 dns_acl_attach(new_acl, &listener->acl);
1087 dns_acl_detach(&new_acl);
1089 UNLOCK(&listener->lock);
1091 cfg_obj_log(listen_params, ns_g_lctx, ISC_LOG_WARNING,
1092 "couldn't install new acl for "
1093 "statistics channel %s: %s",
1094 socktext, isc_result_totext(result));
1097 *listenerp = listener;
1101 ns_statschannels_configure(ns_server_t *server, const cfg_obj_t *config,
1102 cfg_aclconfctx_t *aclconfctx)
1104 ns_statschannel_t *listener, *listener_next;
1105 ns_statschannellist_t new_listeners;
1106 const cfg_obj_t *statschannellist = NULL;
1107 const cfg_listelt_t *element, *element2;
1108 char socktext[ISC_SOCKADDR_FORMATSIZE];
1110 RUNTIME_CHECK(isc_once_do(&once, init_desc) == ISC_R_SUCCESS);
1112 ISC_LIST_INIT(new_listeners);
1115 * Get the list of named.conf 'statistics-channels' statements.
1117 (void)cfg_map_get(config, "statistics-channels", &statschannellist);
1120 * Run through the new address/port list, noting sockets that are
1121 * already being listened on and moving them to the new list.
1123 * Identifying duplicate addr/port combinations is left to either
1124 * the underlying config code, or to the bind attempt getting an
1125 * address-in-use error.
1127 if (statschannellist != NULL) {
1128 #ifndef HAVE_LIBXML2
1129 isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,
1130 NS_LOGMODULE_SERVER, ISC_LOG_WARNING,
1131 "statistics-channels specified but not effective "
1132 "due to missing XML library");
1135 for (element = cfg_list_first(statschannellist);
1137 element = cfg_list_next(element)) {
1138 const cfg_obj_t *statschannel;
1139 const cfg_obj_t *listenercfg = NULL;
1141 statschannel = cfg_listelt_value(element);
1142 (void)cfg_map_get(statschannel, "inet",
1144 if (listenercfg == NULL)
1147 for (element2 = cfg_list_first(listenercfg);
1149 element2 = cfg_list_next(element2)) {
1150 const cfg_obj_t *listen_params;
1151 const cfg_obj_t *obj;
1152 isc_sockaddr_t addr;
1154 listen_params = cfg_listelt_value(element2);
1156 obj = cfg_tuple_get(listen_params, "address");
1157 addr = *cfg_obj_assockaddr(obj);
1158 if (isc_sockaddr_getport(&addr) == 0)
1159 isc_sockaddr_setport(&addr, NS_STATSCHANNEL_HTTPPORT);
1161 isc_sockaddr_format(&addr, socktext,
1164 isc_log_write(ns_g_lctx,
1165 NS_LOGCATEGORY_GENERAL,
1166 NS_LOGMODULE_SERVER,
1168 "processing statistics "
1172 update_listener(server, &listener,
1173 listen_params, config, &addr,
1174 aclconfctx, socktext);
1176 if (listener != NULL) {
1178 * Remove the listener from the old
1179 * list, so it won't be shut down.
1181 ISC_LIST_UNLINK(server->statschannels,
1185 * This is a new listener.
1189 r = add_listener(server, &listener,
1190 listen_params, config,
1193 if (r != ISC_R_SUCCESS) {
1194 cfg_obj_log(listen_params,
1197 "couldn't allocate "
1198 "statistics channel"
1201 isc_result_totext(r));
1205 if (listener != NULL)
1206 ISC_LIST_APPEND(new_listeners, listener,
1212 for (listener = ISC_LIST_HEAD(server->statschannels);
1214 listener = listener_next) {
1215 listener_next = ISC_LIST_NEXT(listener, link);
1216 ISC_LIST_UNLINK(server->statschannels, listener, link);
1217 shutdown_listener(listener);
1220 ISC_LIST_APPENDLIST(server->statschannels, new_listeners, link);
1221 return (ISC_R_SUCCESS);
1225 ns_statschannels_shutdown(ns_server_t *server) {
1226 ns_statschannel_t *listener;
1228 while ((listener = ISC_LIST_HEAD(server->statschannels)) != NULL) {
1229 ISC_LIST_UNLINK(server->statschannels, listener, link);
1230 shutdown_listener(listener);
1235 ns_stats_dump(ns_server_t *server, FILE *fp) {
1237 isc_result_t result;
1239 dns_zone_t *zone, *next;
1240 stats_dumparg_t dumparg;
1241 isc_uint64_t nsstat_values[dns_nsstatscounter_max];
1242 isc_uint64_t resstat_values[dns_resstatscounter_max];
1243 isc_uint64_t zonestat_values[dns_zonestatscounter_max];
1244 isc_uint64_t sockstat_values[isc_sockstatscounter_max];
1246 RUNTIME_CHECK(isc_once_do(&once, init_desc) == ISC_R_SUCCESS);
1248 /* Set common fields */
1249 dumparg.type = statsformat_file;
1252 isc_stdtime_get(&now);
1253 fprintf(fp, "+++ Statistics Dump +++ (%lu)\n", (unsigned long)now);
1255 fprintf(fp, "++ Incoming Requests ++\n");
1256 dns_opcodestats_dump(server->opcodestats, opcodestat_dump, &dumparg, 0);
1258 fprintf(fp, "++ Incoming Queries ++\n");
1259 dns_rdatatypestats_dump(server->rcvquerystats, rdtypestat_dump,
1262 fprintf(fp, "++ Outgoing Queries ++\n");
1263 for (view = ISC_LIST_HEAD(server->viewlist);
1265 view = ISC_LIST_NEXT(view, link)) {
1266 if (view->resquerystats == NULL)
1268 if (strcmp(view->name, "_default") == 0)
1269 fprintf(fp, "[View: default]\n");
1271 fprintf(fp, "[View: %s]\n", view->name);
1272 dns_rdatatypestats_dump(view->resquerystats, rdtypestat_dump,
1276 fprintf(fp, "++ Name Server Statistics ++\n");
1277 dump_counters(server->nsstats, statsformat_file, fp, NULL,
1278 nsstats_desc, dns_nsstatscounter_max, nsstats_index,
1281 fprintf(fp, "++ Zone Maintenance Statistics ++\n");
1282 dump_counters(server->zonestats, statsformat_file, fp, NULL,
1283 zonestats_desc, dns_zonestatscounter_max,
1284 zonestats_index, zonestat_values, 0);
1286 fprintf(fp, "++ Resolver Statistics ++\n");
1287 fprintf(fp, "[Common]\n");
1288 dump_counters(server->resolverstats, statsformat_file, fp, NULL,
1289 resstats_desc, dns_resstatscounter_max, resstats_index,
1291 for (view = ISC_LIST_HEAD(server->viewlist);
1293 view = ISC_LIST_NEXT(view, link)) {
1294 if (view->resstats == NULL)
1296 if (strcmp(view->name, "_default") == 0)
1297 fprintf(fp, "[View: default]\n");
1299 fprintf(fp, "[View: %s]\n", view->name);
1300 dump_counters(view->resstats, statsformat_file, fp, NULL,
1301 resstats_desc, dns_resstatscounter_max,
1302 resstats_index, resstat_values, 0);
1305 fprintf(fp, "++ Cache DB RRsets ++\n");
1306 for (view = ISC_LIST_HEAD(server->viewlist);
1308 view = ISC_LIST_NEXT(view, link)) {
1309 dns_stats_t *cachestats;
1311 cachestats = dns_db_getrrsetstats(view->cachedb);
1312 if (cachestats == NULL)
1314 if (strcmp(view->name, "_default") == 0)
1315 fprintf(fp, "[View: default]\n");
1317 fprintf(fp, "[View: %s]\n", view->name);
1318 dns_rdatasetstats_dump(cachestats, rdatasetstats_dump, &dumparg,
1322 fprintf(fp, "++ Socket I/O Statistics ++\n");
1323 dump_counters(server->sockstats, statsformat_file, fp, NULL,
1324 sockstats_desc, isc_sockstatscounter_max, sockstats_index,
1325 sockstat_values, 0);
1327 fprintf(fp, "++ Per Zone Query Statistics ++\n");
1329 for (result = dns_zone_first(server->zonemgr, &zone);
1330 result == ISC_R_SUCCESS;
1331 next = NULL, result = dns_zone_next(zone, &next), zone = next)
1333 isc_stats_t *zonestats = dns_zone_getrequeststats(zone);
1334 if (zonestats != NULL) {
1335 char zonename[DNS_NAME_FORMATSIZE];
1337 dns_name_format(dns_zone_getorigin(zone),
1338 zonename, sizeof(zonename));
1339 view = dns_zone_getview(zone);
1341 fprintf(fp, "[%s", zonename);
1342 if (strcmp(view->name, "_default") != 0)
1343 fprintf(fp, " (view: %s)", view->name);
1346 dump_counters(zonestats, statsformat_file, fp, NULL,
1347 nsstats_desc, dns_nsstatscounter_max,
1348 nsstats_index, nsstat_values, 0);
1352 fprintf(fp, "--- Statistics Dump --- (%lu)\n", (unsigned long)now);
1354 return (ISC_R_SUCCESS); /* this function currently always succeeds */