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freebsd-dev/usr.bin/netstat/pfkey.c
Kelly Yancey 100b98db75 Add support for printing IPSEC protocol stats if the kernel was compiled 
with FAST_IPSEC rather than the KAME IPSEC stack.

Note that the output of "netstat -s -p ipsec" differs depending on which
stack is compiled into the kernel since they each keep different stats.
This delta also adds the "esp", "ah", and "ipcomp" protocol stats, which
are also available when the kernel is compiled with the FAST_IPSEC stack
(e.g. "netstat -s -p esp").

Submitted by:	Matt Titus <titus at nttmcl dot com>
MFC after:	3 days
2005-12-28 20:36:55 +00:00

185 lines
6.8 KiB
C
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/* $FreeBSD$ */
/* $NetBSD: inet.c,v 1.35.2.1 1999/04/29 14:57:08 perry Exp $ */
/* $KAME: ipsec.c,v 1.25 2001/03/12 09:04:39 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project 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 BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* Copyright (c) 1983, 1988, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
/*
static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95";
*/
static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/socket.h>
#include <netinet/in.h>
#if defined(IPSEC) && !defined(FAST_IPSEC)
#include <netkey/keysock.h>
#endif
#ifdef FAST_IPSEC
#include <netipsec/keysock.h>
#endif
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "netstat.h"
#ifdef IPSEC
static const char *pfkey_msgtypenames[] = {
"reserved", "getspi", "update", "add", "delete",
"get", "acquire", "register", "expire", "flush",
"dump", "x_promisc", "x_pchange", "x_spdupdate", "x_spdadd",
"x_spddelete", "x_spdget", "x_spdacquire", "x_spddump", "x_spdflush",
"x_spdsetidx", "x_spdexpire", "x_spddelete2"
};
static const char *pfkey_msgtype_names (int);
static const char *
pfkey_msgtype_names(int x)
{
const int max =
sizeof(pfkey_msgtypenames)/sizeof(pfkey_msgtypenames[0]);
static char buf[20];
if (x < max && pfkey_msgtypenames[x])
return pfkey_msgtypenames[x];
snprintf(buf, sizeof(buf), "#%d", x);
return buf;
}
void
pfkey_stats(u_long off, const char *name, int af __unused)
{
struct pfkeystat pfkeystat;
unsigned first, type;
if (off == 0)
return;
printf ("%s:\n", name);
kread(off, (char *)&pfkeystat, sizeof(pfkeystat));
#define p(f, m) if (pfkeystat.f || sflag <= 1) \
printf(m, (unsigned long long)pfkeystat.f, plural(pfkeystat.f))
/* userland -> kernel */
p(out_total, "\t%llu request%s sent from userland\n");
p(out_bytes, "\t%llu byte%s sent from userland\n");
for (first = 1, type = 0;
type < sizeof(pfkeystat.out_msgtype)/sizeof(pfkeystat.out_msgtype[0]);
type++) {
if (pfkeystat.out_msgtype[type] <= 0)
continue;
if (first) {
printf("\thistogram by message type:\n");
first = 0;
}
printf("\t\t%s: %llu\n", pfkey_msgtype_names(type),
(unsigned long long)pfkeystat.out_msgtype[type]);
}
p(out_invlen, "\t%llu message%s with invalid length field\n");
p(out_invver, "\t%llu message%s with invalid version field\n");
p(out_invmsgtype, "\t%llu message%s with invalid message type field\n");
p(out_tooshort, "\t%llu message%s too short\n");
p(out_nomem, "\t%llu message%s with memory allocation failure\n");
p(out_dupext, "\t%llu message%s with duplicate extension\n");
p(out_invexttype, "\t%llu message%s with invalid extension type\n");
p(out_invsatype, "\t%llu message%s with invalid sa type\n");
p(out_invaddr, "\t%llu message%s with invalid address extension\n");
/* kernel -> userland */
p(in_total, "\t%llu request%s sent to userland\n");
p(in_bytes, "\t%llu byte%s sent to userland\n");
for (first = 1, type = 0;
type < sizeof(pfkeystat.in_msgtype)/sizeof(pfkeystat.in_msgtype[0]);
type++) {
if (pfkeystat.in_msgtype[type] <= 0)
continue;
if (first) {
printf("\thistogram by message type:\n");
first = 0;
}
printf("\t\t%s: %llu\n", pfkey_msgtype_names(type),
(unsigned long long)pfkeystat.in_msgtype[type]);
}
p(in_msgtarget[KEY_SENDUP_ONE],
"\t%llu message%s toward single socket\n");
p(in_msgtarget[KEY_SENDUP_ALL],
"\t%llu message%s toward all sockets\n");
p(in_msgtarget[KEY_SENDUP_REGISTERED],
"\t%llu message%s toward registered sockets\n");
p(in_nomem, "\t%llu message%s with memory allocation failure\n");
#undef p
}
#endif /* IPSEC */
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