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