88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/* $NetBSD: qdisc_fifoq.c,v 1.3 2001/08/16 07:48:11 itojun Exp $ */
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/* $KAME: qdisc_fifoq.c,v 1.4 2001/08/15 12:51:59 kjc Exp $ */
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/*
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* Copyright (C) 1999-2000
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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_fifoq.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 "altqstat.h"
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void
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fifoq_stat_loop(int fd, const char *ifname, int count, int interval)
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{
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struct fifoq_getstats get_stats;
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struct timeval cur_time, last_time;
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u_int64_t last_bytes;
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double sec;
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int cnt = count;
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strlcpy(get_stats.iface.fifoq_ifname, ifname,
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sizeof(get_stats.iface.fifoq_ifname));
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gettimeofday(&last_time, NULL);
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last_time.tv_sec -= interval;
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last_bytes = 0;
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while (count == 0 || cnt-- > 0) {
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if (ioctl(fd, FIFOQ_GETSTATS, &get_stats) < 0)
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err(1, "ioctl FIFOQ_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(" q_len:%d q_limit:%d period:%u\n",
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get_stats.q_len, get_stats.q_limit, get_stats.period);
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printf(" xmit:%llu pkts (%llu bytes) drop:%llu pkts (%llu bytes)\n",
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(ull)get_stats.xmit_cnt.packets,
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(ull)get_stats.xmit_cnt.bytes,
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(ull)get_stats.drop_cnt.packets,
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(ull)get_stats.drop_cnt.bytes);
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printf(" throughput: %sbps\n",
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rate2str(calc_rate(get_stats.xmit_cnt.bytes,
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last_bytes, sec)));
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last_bytes = get_stats.xmit_cnt.bytes;
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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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