/* * Copyright (c) 1986 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted provided * that: (1) source distributions retain this entire copyright notice and * comment, and (2) distributions including binaries display the following * acknowledgement: ``This product includes software developed by the * University of California, Berkeley and its contributors'' in the * documentation or other materials provided with the distribution and in * all advertising materials mentioning features or use of this software. * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #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