Now that ifmcstat(8) does not suck, retire host-mode netstat -g.
This change will not be back-ported.
This commit is contained in:
Bruce M Simpson
parent
5690c13d14
commit
57e9cb8cda
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=188649
@ -4,7 +4,7 @@
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.include <bsd.own.mk>
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PROG= netstat
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SRCS= if.c inet.c main.c mbuf.c mcast.c mroute.c route.c \
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SRCS= if.c inet.c main.c mbuf.c mroute.c route.c \
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unix.c atalk.c mroute6.c ipsec.c bpf.c pfkey.c sctp.c
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WARNS?= 3
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@ -558,7 +558,6 @@ main(int argc, char *argv[])
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nl[N_MIF6TABLE].n_value);
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#endif
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}
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ifmalist_dump();
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exit(0);
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}
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@ -1,219 +0,0 @@
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/*-
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* Copyright (c) 2007 Bruce M. Simpson <bms@FreeBSD.org>
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Print the running system's current multicast group memberships.
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* As this relies on getifmaddrs(), it may not be used with a core file.
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <net/if.h>
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#include <net/if_var.h>
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#include <net/if_mib.h>
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#include <net/if_types.h>
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#include <net/if_dl.h>
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#include <net/route.h>
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#include <netinet/in.h>
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#include <netinet/if_ether.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <ctype.h>
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#include <err.h>
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#include <ifaddrs.h>
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#include <sysexits.h>
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#include <stddef.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include "netstat.h"
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#define __NETSTAT_BURN_BRIDGES
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#ifdef __NETSTAT_BURN_BRIDGES
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union sockunion {
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struct sockaddr_storage ss;
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struct sockaddr sa;
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struct sockaddr_dl sdl;
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struct sockaddr_in sin;
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struct sockaddr_in6 sin6;
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};
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typedef union sockunion sockunion_t;
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void ifmalist_dump_af(const struct ifmaddrs * const ifmap, int const af);
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void
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ifmalist_dump_af(const struct ifmaddrs * const ifmap, int const af)
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{
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const struct ifmaddrs *ifma;
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sockunion_t *psa;
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char myifname[IFNAMSIZ];
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#ifdef INET6
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char addrbuf[INET6_ADDRSTRLEN];
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#endif
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char *pcolon;
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char *pafname, *pifname, *plladdr, *pgroup;
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#ifdef INET6
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void *in6addr;
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#endif
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switch (af) {
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case AF_INET:
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pafname = "IPv4";
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break;
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#ifdef INET6
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case AF_INET6:
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pafname = "IPv6";
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break;
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#endif
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case AF_LINK:
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pafname = "Link-layer";
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break;
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default:
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return; /* XXX */
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}
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fprintf(stdout, "%s Multicast Group Memberships\n", pafname);
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fprintf(stdout, "%-20s\t%-16s\t%s\n", "Group", "Link-layer Address",
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"Netif");
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for (ifma = ifmap; ifma; ifma = ifma->ifma_next) {
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if (ifma->ifma_name == NULL || ifma->ifma_addr == NULL)
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continue;
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/* Group address */
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psa = (sockunion_t *)ifma->ifma_addr;
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if (psa->sa.sa_family != af)
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continue;
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switch (psa->sa.sa_family) {
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case AF_INET:
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pgroup = inet_ntoa(psa->sin.sin_addr);
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break;
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#ifdef INET6
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case AF_INET6:
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in6addr = &psa->sin6.sin6_addr;
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inet_ntop(psa->sa.sa_family, in6addr, addrbuf,
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sizeof(addrbuf));
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pgroup = addrbuf;
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break;
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#endif
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case AF_LINK:
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if ((psa->sdl.sdl_alen == ETHER_ADDR_LEN) ||
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(psa->sdl.sdl_type == IFT_ETHER)) {
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pgroup =
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ether_ntoa((struct ether_addr *)&psa->sdl.sdl_data);
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#ifdef notyet
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} else {
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pgroup = addr2ascii(AF_LINK,
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&psa->sdl,
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sizeof(struct sockaddr_dl),
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addrbuf);
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#endif
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}
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break;
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default:
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continue; /* XXX */
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}
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/* Link-layer mapping, if any */
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psa = (sockunion_t *)ifma->ifma_lladdr;
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if (psa != NULL) {
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if (psa->sa.sa_family == AF_LINK) {
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if ((psa->sdl.sdl_alen == ETHER_ADDR_LEN) ||
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(psa->sdl.sdl_type == IFT_ETHER)) {
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/* IEEE 802 */
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plladdr =
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ether_ntoa((struct ether_addr *)&psa->sdl.sdl_data);
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#ifdef notyet
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} else {
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/* something more exotic */
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plladdr = addr2ascii(AF_LINK,
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&psa->sdl,
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sizeof(struct sockaddr_dl),
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addrbuf);
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#endif
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}
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} else {
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/* not a link-layer address */
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plladdr = "<invalid>";
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}
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} else {
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plladdr = "<none>";
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}
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/* Interface upon which the membership exists */
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psa = (sockunion_t *)ifma->ifma_name;
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if (psa != NULL && psa->sa.sa_family == AF_LINK) {
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strlcpy(myifname, link_ntoa(&psa->sdl), IFNAMSIZ);
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pcolon = strchr(myifname, ':');
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if (pcolon)
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*pcolon = '\0';
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pifname = myifname;
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} else {
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pifname = "";
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}
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fprintf(stdout, "%-20s\t%-16s\t%s\n", pgroup, plladdr, pifname);
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}
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}
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void
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ifmalist_dump(void)
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{
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struct ifmaddrs *ifmap;
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fprintf(stderr,
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"WARNING: This functionality is deprecated, and will be removed\n"
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"in FreeBSD 7.0. Please consider using ifmcstat(8) instead.\n");
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if (getifmaddrs(&ifmap))
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err(EX_OSERR, "getifmaddrs");
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ifmalist_dump_af(ifmap, AF_LINK);
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fputs("\n", stdout);
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ifmalist_dump_af(ifmap, AF_INET);
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#ifdef INET6
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fputs("\n", stdout);
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ifmalist_dump_af(ifmap, AF_INET6);
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#endif
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freeifmaddrs(ifmap);
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}
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#endif /* __NETSTAT_BURN_BRIDGES */
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@ -32,7 +32,7 @@
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.\" @(#)netstat.1 8.8 (Berkeley) 4/18/94
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.\" $FreeBSD$
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.\"
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.Dd May 16, 2008
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.Dd February 15, 2009
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.Dt NETSTAT 1
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.Os
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.Sh NAME
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@ -265,9 +265,15 @@ is repeated, counters with a value of zero are suppressed.
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.Op Fl N Ar system
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.Ek
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.Xc
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Show information related to multicast (group address) routing.
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By default, show the IP Multicast virtual-interface and routing tables,
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and multicast group memberships.
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Display the contents of the multicast virtual interface tables,
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and multicast forwarding caches.
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Entries in these tables will appear only when the kernel is
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actively forwarding multicast sessions.
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This option is applicable only to the
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.Cm inet
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and
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.Cm inet6
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address families.
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.It Xo
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.Bk -words
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.Nm
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@ -160,7 +160,6 @@ void tp_protopr(u_long, const char *, int, int);
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void tp_inproto(u_long);
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void tp_stats(caddr_t, caddr_t);
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void ifmalist_dump(void);
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void mroutepr(u_long, u_long);
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void mrt_stats(u_long);
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void bpf_stats(char *);
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