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279 lines
9.2 KiB
C
279 lines
9.2 KiB
C
/*-
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* Copyright (C) 1998 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) 1989 Stephen Deering
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Stephen Deering of Stanford University.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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* @(#)mroute.c 8.2 (Berkeley) 4/28/95
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifdef INET6
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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/socketvar.h>
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#include <sys/sysctl.h>
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#include <sys/protosw.h>
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#include <sys/mbuf.h>
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#include <sys/time.h>
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#include <net/if.h>
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#include <net/route.h>
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#include <netinet/in.h>
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#include <err.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <libxo/xo.h>
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#define KERNEL 1
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#include <netinet6/ip6_mroute.h>
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#undef KERNEL
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#include "netstat.h"
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#define WID_ORG (Wflag ? 39 : (numeric_addr ? 29 : 18)) /* width of origin column */
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#define WID_GRP (Wflag ? 18 : (numeric_addr ? 16 : 18)) /* width of group column */
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void
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mroute6pr()
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{
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struct mf6c *mf6ctable[MF6CTBLSIZ], *mfcp;
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struct mif6_sctl mif6table[MAXMIFS];
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struct mf6c mfc;
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struct rtdetq rte, *rtep;
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struct mif6_sctl *mifp;
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mifi_t mifi;
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int i;
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int banner_printed;
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int saved_numeric_addr;
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mifi_t maxmif = 0;
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long int waitings;
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size_t len;
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if (live == 0)
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return;
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len = sizeof(mif6table);
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if (sysctlbyname("net.inet6.ip6.mif6table", mif6table, &len, NULL, 0) <
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0) {
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xo_warn("sysctl: net.inet6.ip6.mif6table");
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return;
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}
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saved_numeric_addr = numeric_addr;
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numeric_addr = 1;
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banner_printed = 0;
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for (mifi = 0, mifp = mif6table; mifi < MAXMIFS; ++mifi, ++mifp) {
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char ifname[IFNAMSIZ];
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if (mifp->m6_ifp == 0)
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continue;
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maxmif = mifi;
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if (!banner_printed) {
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xo_open_list("multicast-interface");
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xo_emit("\n{T:IPv6 Multicast Interface Table}\n"
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"{T: Mif Rate PhyIF Pkts-In Pkts-Out}\n");
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banner_printed = 1;
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}
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xo_open_instance("multicast-interface");
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xo_emit(" {:mif/%2u} {:rate-limit/%4d}",
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mifi, mifp->m6_rate_limit);
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xo_emit(" {:ifname/%5s}", (mifp->m6_flags & MIFF_REGISTER) ?
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"reg0" : if_indextoname(mifp->m6_ifp, ifname));
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xo_emit(" {:received-packets/%9ju} {:sent-packets/%9ju}\n",
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(uintmax_t)mifp->m6_pkt_in,
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(uintmax_t)mifp->m6_pkt_out);
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xo_close_instance("multicast-interface");
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}
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if (banner_printed)
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xo_open_list("multicast-interface");
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else
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xo_emit("\n{T:IPv6 Multicast Interface Table is empty}\n");
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len = sizeof(mf6ctable);
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if (sysctlbyname("net.inet6.ip6.mf6ctable", mf6ctable, &len, NULL, 0) <
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0) {
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xo_warn("sysctl: net.inet6.ip6.mf6ctable");
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return;
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}
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banner_printed = 0;
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for (i = 0; i < MF6CTBLSIZ; ++i) {
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mfcp = mf6ctable[i];
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while(mfcp) {
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kread((u_long)mfcp, (char *)&mfc, sizeof(mfc));
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if (!banner_printed) {
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xo_open_list("multicast-forwarding-cache");
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xo_emit("\n"
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"{T:IPv6 Multicast Forwarding Cache}\n");
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xo_emit(" {T:%-*.*s} {T:%-*.*s} {T:%s}",
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WID_ORG, WID_ORG, "Origin",
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WID_GRP, WID_GRP, "Group",
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" Packets Waits In-Mif Out-Mifs\n");
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banner_printed = 1;
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}
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xo_open_instance("multicast-forwarding-cache");
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xo_emit(" {:origin/%-*.*s}", WID_ORG, WID_ORG,
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routename(sin6tosa(&mfc.mf6c_origin),
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numeric_addr));
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xo_emit(" {:group/%-*.*s}", WID_GRP, WID_GRP,
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routename(sin6tosa(&mfc.mf6c_mcastgrp),
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numeric_addr));
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xo_emit(" {:total-packets/%9ju}",
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(uintmax_t)mfc.mf6c_pkt_cnt);
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for (waitings = 0, rtep = mfc.mf6c_stall; rtep; ) {
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waitings++;
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/* XXX KVM */
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kread((u_long)rtep, (char *)&rte, sizeof(rte));
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rtep = rte.next;
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}
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xo_emit(" {:waitings/%3ld}", waitings);
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if (mfc.mf6c_parent == MF6C_INCOMPLETE_PARENT)
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xo_emit(" --- ");
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else
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xo_emit(" {:parent/%3d} ", mfc.mf6c_parent);
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xo_open_list("mif");
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for (mifi = 0; mifi <= maxmif; mifi++) {
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if (IF_ISSET(mifi, &mfc.mf6c_ifset))
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xo_emit(" {l:%u}", mifi);
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}
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xo_close_list("mif");
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xo_emit("\n");
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mfcp = mfc.mf6c_next;
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xo_close_instance("multicast-forwarding-cache");
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}
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}
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if (banner_printed)
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xo_close_list("multicast-forwarding-cache");
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else
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xo_emit("\n{T:IPv6 Multicast Forwarding Table is empty}\n");
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xo_emit("\n");
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numeric_addr = saved_numeric_addr;
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}
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void
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mrt6_stats()
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{
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struct mrt6stat mrtstat;
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if (fetch_stats("net.inet6.ip6.mrt6stat", 0, &mrtstat,
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sizeof(mrtstat), kread_counters) != 0)
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return;
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xo_open_container("multicast-statistics");
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xo_emit("{T:IPv6 multicast forwarding}:\n");
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#define p(f, m) if (mrtstat.f || sflag <= 1) \
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xo_emit(m, (uintmax_t)mrtstat.f, plural(mrtstat.f))
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#define p2(f, m) if (mrtstat.f || sflag <= 1) \
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xo_emit(m, (uintmax_t)mrtstat.f, plurales(mrtstat.f))
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p(mrt6s_mfc_lookups, "\t{:cache-lookups/%ju} "
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"{N:/multicast forwarding cache lookup%s}\n");
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p2(mrt6s_mfc_misses, "\t{:cache-misses/%ju} "
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"{N:/multicast forwarding cache miss%s}\n");
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p(mrt6s_upcalls, "\t{:upcalls/%ju} "
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"{N:/upcall%s to multicast routing daemon}\n");
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p(mrt6s_upq_ovflw, "\t{:upcall-overflows/%ju} "
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"{N:/upcall queue overflow%s}\n");
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p(mrt6s_upq_sockfull, "\t{:upcalls-dropped-full-buffer/%ju} "
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"{N:/upcall%s dropped due to full socket buffer}\n");
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p(mrt6s_cache_cleanups, "\t{:cache-cleanups/%ju} "
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"{N:/cache cleanup%s}\n");
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p(mrt6s_no_route, "\t{:dropped-no-origin/%ju} "
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"{N:/datagram%s with no route for origin}\n");
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p(mrt6s_bad_tunnel, "\t{:dropped-bad-tunnel/%ju} "
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"{N:/datagram%s arrived with bad tunneling}\n");
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p(mrt6s_cant_tunnel, "\t{:dropped-could-not-tunnel/%ju} "
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"{N:/datagram%s could not be tunneled}\n");
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p(mrt6s_wrong_if, "\t{:dropped-wrong-incoming-interface/%ju} "
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"{N:/datagram%s arrived on wrong interface}\n");
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p(mrt6s_drop_sel, "\t{:dropped-selectively/%ju} "
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"{N:/datagram%s selectively dropped}\n");
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p(mrt6s_q_overflow, "\t{:dropped-queue-overflow/%ju} "
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"{N:/datagram%s dropped due to queue overflow}\n");
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p(mrt6s_pkt2large, "\t{:dropped-too-large/%ju} "
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"{N:/datagram%s dropped for being too large}\n");
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#undef p2
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#undef p
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xo_close_container("multicast-statistics");
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}
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#endif /*INET6*/
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