181 lines
6.8 KiB
C
181 lines
6.8 KiB
C
/* $NetBSD: pfkey.c,v 1.1 2012/01/06 14:21:16 drochner Exp $ */
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/* $KAME: ipsec.c,v 1.33 2003/07/25 09:54:32 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
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* 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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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT 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 THE PROJECT 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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/*
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* Copyright (c) 1983, 1988, 1993
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* The Regents of the University of California. 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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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS 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/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "from: @(#)inet.c 8.4 (Berkeley) 4/20/94";
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#else
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#ifdef __NetBSD__
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__RCSID("$NetBSD: pfkey.c,v 1.1 2012/01/06 14:21:16 drochner Exp $");
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#endif
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#ifdef IPSEC
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#include <netipsec/keysock.h>
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#endif
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#include <err.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include "netstat.h"
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#ifdef IPSEC
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static const char *pfkey_msgtypenames[] = {
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"reserved", "getspi", "update", "add", "delete",
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"get", "acquire", "register", "expire", "flush",
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"dump", "x_promisc", "x_pchange", "x_spdupdate", "x_spdadd",
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"x_spddelete", "x_spdget", "x_spdacquire", "x_spddump", "x_spdflush",
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"x_spdsetidx", "x_spdexpire", "x_spddelete2"
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};
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static const char *pfkey_msgtype_names(int);
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static const char *
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pfkey_msgtype_names(int x)
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{
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const int max =
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sizeof(pfkey_msgtypenames)/sizeof(pfkey_msgtypenames[0]);
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static char buf[20];
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if (x < max && pfkey_msgtypenames[x])
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return pfkey_msgtypenames[x];
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snprintf(buf, sizeof(buf), "#%d", x);
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return buf;
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}
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void
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pfkey_stats(u_long off, const char *name)
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{
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uint64_t pfkeystat[PFKEY_NSTATS];
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int first, type;
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if (use_sysctl) {
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size_t size = sizeof(pfkeystat);
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if (sysctlbyname("net.key.stats", pfkeystat, &size,
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NULL, 0) == -1)
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return;
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} else {
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warnx("%s stats not available via KVM.", name);
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return;
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}
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printf ("%s:\n", name);
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#define p(f, m) if (pfkeystat[f] || sflag <= 1) \
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printf(m, (unsigned long long)pfkeystat[f], plural(pfkeystat[f]))
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/* userland -> kernel */
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p(PFKEY_STAT_OUT_TOTAL, "\t%llu request%s sent from userland\n");
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p(PFKEY_STAT_OUT_BYTES, "\t%llu byte%s sent from userland\n");
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for (first = 1, type = 0; type < 256; type++) {
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if (pfkeystat[PFKEY_STAT_OUT_MSGTYPE + type] == 0)
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continue;
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if (first) {
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printf("\thistogram by message type:\n");
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first = 0;
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}
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printf("\t\t%s: %llu\n", pfkey_msgtype_names(type),
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(unsigned long long)pfkeystat[PFKEY_STAT_OUT_MSGTYPE + type]);
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}
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p(PFKEY_STAT_OUT_INVLEN, "\t%llu message%s with invalid length field\n");
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p(PFKEY_STAT_OUT_INVVER, "\t%llu message%s with invalid version field\n");
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p(PFKEY_STAT_OUT_INVMSGTYPE, "\t%llu message%s with invalid message type field\n");
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p(PFKEY_STAT_OUT_TOOSHORT, "\t%llu message%s too short\n");
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p(PFKEY_STAT_OUT_NOMEM, "\t%llu message%s with memory allocation failure\n");
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p(PFKEY_STAT_OUT_DUPEXT, "\t%llu message%s with duplicate extension\n");
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p(PFKEY_STAT_OUT_INVEXTTYPE, "\t%llu message%s with invalid extension type\n");
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p(PFKEY_STAT_OUT_INVSATYPE, "\t%llu message%s with invalid sa type\n");
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p(PFKEY_STAT_OUT_INVADDR, "\t%llu message%s with invalid address extension\n");
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/* kernel -> userland */
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p(PFKEY_STAT_IN_TOTAL, "\t%llu request%s sent to userland\n");
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p(PFKEY_STAT_IN_BYTES, "\t%llu byte%s sent to userland\n");
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for (first = 1, type = 0; type < 256; type++) {
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if (pfkeystat[PFKEY_STAT_IN_MSGTYPE + type] == 0)
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continue;
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if (first) {
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printf("\thistogram by message type:\n");
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first = 0;
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}
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printf("\t\t%s: %llu\n", pfkey_msgtype_names(type),
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(unsigned long long)pfkeystat[PFKEY_STAT_IN_MSGTYPE + type]);
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}
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p(PFKEY_STAT_IN_MSGTARGET + KEY_SENDUP_ONE,
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"\t%llu message%s toward single socket\n");
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p(PFKEY_STAT_IN_MSGTARGET + KEY_SENDUP_ALL,
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"\t%llu message%s toward all sockets\n");
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p(PFKEY_STAT_IN_MSGTARGET + KEY_SENDUP_REGISTERED,
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"\t%llu message%s toward registered sockets\n");
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p(PFKEY_STAT_IN_NOMEM, "\t%llu message%s with memory allocation failure\n");
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#undef p
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}
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#endif /*IPSEC*/
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