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- /*
- * Copyright (c) 1986 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)ns_stats.c 4.10 (Berkeley) 6/27/90";
- #endif /* not lint */
-
- /**************************************************************************/
- /* simple monitoring of named behavior */
- /* dumps a bunch of values into a well-know file */
- /* */
- /**************************************************************************/
-
- #ifdef STATS
-
- #include <sys/param.h>
- #include <sys/time.h>
- #include <netinet/in.h>
- #include <stdio.h>
- #include <syslog.h>
- #include <arpa/nameser.h>
- #include "ns.h"
- #include "pathnames.h"
-
- #ifdef STATSFILE
- char *statsfile = STATSFILE;
- #else
- char *statsfile = _PATH_STATS;
- #endif /* STATSFILE */
-
- extern time_t boottime, resettime;
- extern int needStatsDump;
-
- /*
- * General statistics gathered
- */
- /* The position in this table must agree with the defines in ns.h */
- struct stats stats[S_NSTATS] = {
- { 0, "input packets" },
- { 0, "output packets" },
- { 0, "queries" },
- { 0, "iqueries" },
- { 0, "duplicate queries" },
- { 0, "responses" },
- { 0, "duplicate responses" },
- { 0, "OK answers" },
- { 0, "FAIL answers" },
- { 0, "FORMERR answers" },
- { 0, "system queries" },
- { 0, "prime cache calls" },
- { 0, "check_ns calls" },
- { 0, "bad responses dropped" },
- { 0, "martian responses" },
- };
-
- /*
- * Statistics for queries (by type)
- */
- unsigned long typestats[T_ANY+1];
- char *typenames[T_ANY+1] = {
- /* 5 types per line */
- "Unknown", "A", "NS", "invalid(MD)", "invalid(MF)",
- "CNAME", "SOA", "MB", "MG", "MR",
- "NULL", "WKS", "PTR", "HINFO", "MINFO",
- "MX", "TXT", 0, 0, 0,
- /* 20 per line */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- /* 100 */
- "UINFO", "UID", "GID", "UNSPEC", 0, 0, 0, 0, 0, 0,
- /* 110 */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- /* 120 */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- /* 200 */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- /* 240 */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- /* 250 */
- 0, 0, "AXFR", "MAILB", "MAILA", "ANY"
- };
-
- ns_stats()
- {
- time_t timenow;
- register FILE *f;
- register int i;
-
- if ((f = fopen(statsfile,"a")) == 0)
- {
- #ifdef DEBUG
- if (debug)
- fprintf(ddt,"can't open stat file, \"%s\"\n",statsfile);
- #endif
- syslog(LOG_ERR, "cannot open stat file, \"%s\"\n",statsfile);
- return;
- }
-
- time(&timenow);
- fprintf(f, "### %s", ctime(&timenow));
- fprintf(f, "%d\ttime since boot (secs)\n", timenow - boottime);
- fprintf(f, "%d\ttime since reset (secs)\n", timenow - resettime);
-
- /* general statistics */
- for (i = 0; i < S_NSTATS; i++)
- fprintf(f,"%lu\t%s\n", stats[i].cnt, stats[i].description);
-
- /* query type statistics */
- fprintf(f, "%d\tUnknown query types\n", typestats[0]);
- for(i=1; i < T_ANY+1; i++)
- if (typestats[i])
- if (typenames[i])
- fprintf(f, "%lu\t%s queries\n", typestats[i],
- typenames[i]);
- else
- fprintf(f, "%lu\ttype %d queries\n",
- typestats[i], i);
- (void) fclose(f);
- }
- #endif STATS
-