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
52static const char *element_names[] = { "none", "top", "element", "tbmeter", "trtcm",
53				 "tswtcm" };
54static const char *tbmprof_names[] = { "in:    ", "out:   " };
55static const char *tcmprof_names[] = { "green: ", "yellow:", "red:   " };
56
57void
58cdnr_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}
166