usr.sbin/altq/altqstat/qdisc_cdnr.c

   1 /*      $NetBSD: qdisc_cdnr.c,v 1.5 2006/10/28 11:43:02 peter Exp $     */
   2 /*      $KAME: qdisc_cdnr.c,v 1.6 2002/11/08 06:36:18 kjc Exp $ */
   3 /*
   4  * Copyright (C) 1999-2000
   5  *      Sony Computer Science Laboratories, Inc.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <sys/param.h>
  30 #include <sys/ioctl.h>
  31 #include <sys/time.h>
  32 #include <sys/socket.h>
  33 #include <net/if.h>
  34 #include <netinet/in.h>
  35 #include <altq/altq.h>
  36 #include <altq/altq_cdnr.h>
  37
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <unistd.h>
  41 #include <string.h>
  42 #include <signal.h>
  43 #include <errno.h>
  44 #include <err.h>
  45
  46 #include "quip_client.h"
  47 #include "altqstat.h"
  48
  49 #define NELEMENTS       64
  50 #define MAX_PROB        (128*1024)
  51
  52 static const char *element_names[] = { "none", "top", "element", "tbmeter", "trtcm",
  53                                  "tswtcm" };
  54 static const char *tbmprof_names[] = { "in:    ", "out:   " };
  55 static const char *tcmprof_names[] = { "green: ", "yellow:", "red:   " };
  56
  57 void
  58 cdnr_stat_loop(int fd, const char *ifname, int count, int interval)
  59 {
  60         struct tce_stats        stats1[NELEMENTS], stats2[NELEMENTS];
  61         char                    cdnrnames[NELEMENTS][128];
  62         struct cdnr_get_stats   get_stats;
  63         struct tce_stats        *sp, *lp, *new, *last, *tmp;
  64         struct timeval          cur_time, last_time;
  65         double                  sec;
  66         const char              **profile_names;
  67         char                    _ifname[32];
  68         int                     i, j, nprofile;
  69         int cnt = count;
  70         sigset_t                omask;
  71
  72         if (ifname[0] == '_')
  73                 ifname++;
  74         snprintf(_ifname, sizeof(_ifname), "_%s", ifname);
  75
  76         strlcpy(get_stats.iface.cdnr_ifname, ifname,
  77                 sizeof(get_stats.iface.cdnr_ifname));
  78         new = &stats1[0];
  79         last = &stats2[0];
  80
  81         for (i = 0; i < NELEMENTS; i++)
  82                 stats1[i].tce_handle = stats2[i].tce_handle = CDNR_NULL_HANDLE;
  83
  84         for (;;) {
  85                 get_stats.nskip = 0;
  86                 get_stats.nelements = NELEMENTS;
  87                 get_stats.tce_stats = new;
  88
  89                 if (ioctl(fd, CDNR_GETSTATS, &get_stats) < 0)
  90                         err(1, "ioctl CDNR_GETSTATS");
  91
  92                 gettimeofday(&cur_time, NULL);
  93                 sec = calc_interval(&cur_time, &last_time);
  94
  95                 printf("actions:\n");
  96                 printf("  pass:%llu drop:%llu mark:%llu next:%llu return:%llu none:%llu\n",
  97                        (ull)get_stats.cnts[TCACODE_PASS].packets,
  98                        (ull)get_stats.cnts[TCACODE_DROP].packets,
  99                        (ull)get_stats.cnts[TCACODE_MARK].packets,
 100                        (ull)get_stats.cnts[TCACODE_NEXT].packets,
 101                        (ull)get_stats.cnts[TCACODE_RETURN].packets,
 102                        (ull)get_stats.cnts[TCACODE_NONE].packets);
 103
 104                 for (i = 0; i < get_stats.nelements; i++) {
 105                         sp = &new[i];
 106                         lp = &last[i];
 107
 108                         if (sp->tce_handle != lp->tce_handle) {
 109                                 quip_chandle2name(_ifname, sp->tce_handle,
 110                                     cdnrnames[i], sizeof(cdnrnames[0]));
 111                         }
 112
 113                         switch (sp->tce_type) {
 114                         case TCETYPE_TBMETER:
 115                                 nprofile = 2;
 116                                 profile_names = tbmprof_names;
 117                                 break;
 118                         case TCETYPE_TRTCM:
 119                         case TCETYPE_TSWTCM:
 120                                 nprofile = 3;
 121                                 profile_names = tcmprof_names;
 122                                 break;
 123                         default:
 124                                 profile_names = tbmprof_names; /* silence cc */
 125                                 nprofile = 0;
 126                         }
 127
 128                         if (nprofile == 0)
 129                                 continue;
 130
 131                         printf("[%s: %s] handle:%#lx\n",
 132                                element_names[sp->tce_type], cdnrnames[i],
 133                                sp->tce_handle);
 134                         for (j = 0; j < nprofile; j++) {
 135                                 printf("  %s %10llu pkts %16llu bytes",
 136                                     profile_names[j],
 137                                     (ull)sp->tce_cnts[j].packets,
 138                                     (ull)sp->tce_cnts[j].bytes);
 139                                 if (lp->tce_handle != CDNR_NULL_HANDLE) {
 140                                         printf(" (%sbps)\n",
 141                                             rate2str(calc_rate(
 142                                                 sp->tce_cnts[j].bytes,
 143                                                 lp->tce_cnts[j].bytes, sec)));
 144                                 } else {
 145                                         printf("\n");
 146                                 }
 147                         }
 148                 }
 149                 printf("\n");
 150
 151                 /* swap the buffer pointers */
 152                 tmp = last;
 153                 last = new;
 154                 new = tmp;
 155
 156                 last_time = cur_time;
 157
 158                 if (count != 0 && --cnt == 0)
 159                         break;
 160
 161                 /* wait for alarm signal */
 162                 if (sigprocmask(SIG_BLOCK, NULL, &omask) == 0)
 163                         sigsuspend(&omask);
 164         }
 165 }