119 lines
3.6 KiB
C
119 lines
3.6 KiB
C
/* $NetBSD: qdisc_priq.c,v 1.3 2001/08/16 07:48:12 itojun Exp $ */
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/* $KAME: qdisc_priq.c,v 1.2 2001/08/15 12:51:59 kjc Exp $ */
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/*
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* Copyright (C) 2000
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* Sony Computer Science Laboratories, Inc. 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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*
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* THIS SOFTWARE IS PROVIDED BY SONY CSL 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 SONY CSL 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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#include <sys/param.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <netinet/in.h>
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#include <altq/altq.h>
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#include <altq/altq_priq.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <math.h>
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#include <errno.h>
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#include <err.h>
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#include "quip_client.h"
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#include "altqstat.h"
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void
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priq_stat_loop(int fd, const char *ifname, int count, int interval)
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{
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struct class_stats stats1[PRIQ_MAXPRI], stats2[PRIQ_MAXPRI];
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char clnames[PRIQ_MAXPRI][128];
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struct priq_class_stats get_stats;
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struct class_stats *sp, *lp, *new, *last, *tmp;
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struct timeval cur_time, last_time;
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int i;
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double sec;
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int cnt = count;
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strlcpy(get_stats.iface.ifname, ifname,
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sizeof(get_stats.iface.ifname));
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new = &stats1[0];
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last = &stats2[0];
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/* invalidate class handles */
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for (i=0; i<PRIQ_MAXPRI; i++)
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last[i].class_handle = PRIQ_NULLCLASS_HANDLE;
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while (count == 0 || cnt-- > 0) {
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get_stats.stats = new;
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get_stats.maxpri = PRIQ_MAXPRI;
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if (ioctl(fd, PRIQ_GETSTATS, &get_stats) < 0)
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err(1, "ioctl PRIQ_GETSTATS");
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gettimeofday(&cur_time, NULL);
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sec = calc_interval(&cur_time, &last_time);
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printf("\n%s:\n", ifname);
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for (i = get_stats.maxpri; i >= 0; i--) {
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sp = &new[i];
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lp = &last[i];
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if (sp->class_handle == PRIQ_NULLCLASS_HANDLE)
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continue;
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if (sp->class_handle != lp->class_handle) {
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quip_chandle2name(ifname, sp->class_handle,
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clnames[i], sizeof(clnames[0]));
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continue;
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}
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printf("[%s] handle:%#lx pri:%d\n",
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clnames[i], sp->class_handle, i);
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printf(" measured: %sbps qlen:%2d period:%u\n",
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rate2str(calc_rate(sp->xmitcnt.bytes,
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lp->xmitcnt.bytes, sec)),
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sp->qlength, sp->period);
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printf(" packets:%llu (%llu bytes) drops:%llu\n",
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(ull)sp->xmitcnt.packets,
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(ull)sp->xmitcnt.bytes,
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(ull)sp->dropcnt.packets);
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if (sp->qtype == Q_RED)
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print_redstats(sp->red);
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else if (sp->qtype == Q_RIO)
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print_riostats(sp->red);
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}
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/* swap the buffer pointers */
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tmp = last;
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last = new;
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new = tmp;
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last_time = cur_time;
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sleep(interval);
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}
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}
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