1 /* $NetBSD: mroute6.c,v 1.15 2014/11/06 21:30:09 christos Exp $ */ 2 3 /* 4 * Copyright (C) 1998 WIDE Project. 5 * 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 * 3. Neither the name of the project nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1992, 1993 34 * The Regents of the University of California. All rights reserved. 35 * 36 * This code is derived from software contributed to Berkeley by 37 * Stephen Deering of Stanford University. 38 * 39 * Redistribution and use in source and binary forms, with or without 40 * modification, are permitted provided that the following conditions 41 * are met: 42 * 1. Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * 2. Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in the 46 * documentation and/or other materials provided with the distribution. 47 * 3. Neither the name of the University nor the names of its contributors 48 * may be used to endorse or promote products derived from this software 49 * without specific prior written permission. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 52 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 53 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 54 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 55 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 56 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 57 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 58 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 59 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 60 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 61 * SUCH DAMAGE. 62 * 63 * @(#)mroute.c 8.2 (Berkeley) 4/28/95 64 */ 65 66 /* 67 * Copyright (c) 1989 Stephen Deering 68 * 69 * This code is derived from software contributed to Berkeley by 70 * Stephen Deering of Stanford University. 71 * 72 * Redistribution and use in source and binary forms, with or without 73 * modification, are permitted provided that the following conditions 74 * are met: 75 * 1. Redistributions of source code must retain the above copyright 76 * notice, this list of conditions and the following disclaimer. 77 * 2. Redistributions in binary form must reproduce the above copyright 78 * notice, this list of conditions and the following disclaimer in the 79 * documentation and/or other materials provided with the distribution. 80 * 3. All advertising materials mentioning features or use of this software 81 * must display the following acknowledgement: 82 * This product includes software developed by the University of 83 * California, Berkeley and its contributors. 84 * 4. Neither the name of the University nor the names of its contributors 85 * may be used to endorse or promote products derived from this software 86 * without specific prior written permission. 87 * 88 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 89 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 90 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 91 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 92 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 93 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 94 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 95 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 96 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 97 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 98 * SUCH DAMAGE. 99 * 100 * @(#)mroute.c 8.2 (Berkeley) 4/28/95 101 */ 102 103 #include <sys/param.h> 104 #include <sys/queue.h> 105 #include <sys/socket.h> 106 #include <sys/socketvar.h> 107 #include <sys/protosw.h> 108 109 #include <net/if.h> 110 111 #include <netinet/in.h> 112 113 #define _KERNEL 1 114 #include <netinet6/ip6_mroute.h> 115 #undef _KERNEL 116 117 #include <stdio.h> 118 #include <kvm.h> 119 #include "netstat.h" 120 #include "rtutil.h" 121 122 #ifdef INET6 123 124 #define WID_ORG (lflag ? 39 : (numeric_addr ? 29 : 18)) /* width of origin column */ 125 #define WID_GRP (lflag ? 18 : (numeric_addr ? 16 : 18)) /* width of group column */ 126 127 void 128 mroute6pr(u_long mrpaddr, u_long mfcaddr, u_long mifaddr) 129 { 130 u_int mrtproto; 131 struct mf6c *mf6ctable[MF6CTBLSIZ], *mfcp; 132 struct mif6 mif6table[MAXMIFS]; 133 struct mf6c mfc; 134 struct rtdetq rte, *rtep; 135 register struct mif6 *mifp; 136 register mifi_t mifi; 137 register int i; 138 register int banner_printed; 139 register int saved_numeric_addr; 140 int waitings; 141 142 if (mrpaddr == 0) { 143 printf("mroute6pr: symbol not in namelist\n"); 144 return; 145 } 146 147 kread(mrpaddr, (char *)&mrtproto, sizeof(mrtproto)); 148 switch (mrtproto) { 149 case 0: 150 printf("no IPv6 multicast routing compiled into this system\n"); 151 return; 152 153 case IPPROTO_PIM: 154 break; 155 156 default: 157 printf("IPv6 multicast routing protocol %u, unknown\n", 158 mrtproto); 159 return; 160 } 161 162 if (mfcaddr == 0) { 163 printf("mf6ctable: symbol not in namelist\n"); 164 return; 165 } 166 if (mifaddr == 0) { 167 printf("miftable: symbol not in namelist\n"); 168 return; 169 } 170 171 saved_numeric_addr = numeric_addr; 172 numeric_addr = 1; 173 174 kread(mifaddr, (char *)&mif6table, sizeof(mif6table)); 175 banner_printed = 0; 176 for (mifi = 0, mifp = mif6table; mifi < MAXMIFS; ++mifi, ++mifp) { 177 struct ifnet ifnet; 178 char ifname[IFNAMSIZ]; 179 180 if (mifp->m6_ifp == NULL) 181 continue; 182 183 kread((u_long)mifp->m6_ifp, (char *)&ifnet, sizeof(ifnet)); 184 if (!banner_printed) { 185 printf("\nIPv6 Multicast Interface Table\n" 186 " Mif Rate PhyIF Pkts-In Pkts-Out\n"); 187 banner_printed = 1; 188 } 189 190 printf(" %2u %4d", mifi, mifp->m6_rate_limit); 191 printf(" %5s", (mifp->m6_flags & MIFF_REGISTER) ? 192 "reg0" : if_indextoname(ifnet.if_index, ifname)); 193 194 printf(" %9llu %9llu\n", (unsigned long long)mifp->m6_pkt_in, 195 (unsigned long long)mifp->m6_pkt_out); 196 } 197 if (!banner_printed) 198 printf("\nIPv6 Multicast Interface Table is empty\n"); 199 200 kread(mfcaddr, (char *)&mf6ctable, sizeof(mf6ctable)); 201 banner_printed = 0; 202 for (i = 0; i < MF6CTBLSIZ; ++i) { 203 mfcp = mf6ctable[i]; 204 while(mfcp) { 205 kread((u_long)mfcp, (char *)&mfc, sizeof(mfc)); 206 if (!banner_printed) { 207 printf ("\nIPv6 Multicast Forwarding Cache\n"); 208 printf(" %-*.*s %-*.*s %s", 209 WID_ORG, WID_ORG, "Origin", 210 WID_GRP, WID_GRP, "Group", 211 " Packets Waits In-Mif Out-Mifs\n"); 212 banner_printed = 1; 213 } 214 215 printf(" %-*.*s", WID_ORG, WID_ORG, 216 routename6(&mfc.mf6c_origin, nflag)); 217 printf(" %-*.*s", WID_GRP, WID_GRP, 218 routename6(&mfc.mf6c_mcastgrp, nflag)); 219 printf(" %9llu", (unsigned long long)mfc.mf6c_pkt_cnt); 220 221 for (waitings = 0, rtep = mfc.mf6c_stall; rtep; ) { 222 waitings++; 223 kread((u_long)rtep, (char *)&rte, sizeof(rte)); 224 rtep = rte.next; 225 } 226 printf(" %3d", waitings); 227 228 if (mfc.mf6c_parent == MF6C_INCOMPLETE_PARENT) 229 printf(" --- "); 230 else 231 printf(" %3d ", mfc.mf6c_parent); 232 for (mifi = 0; mifi <= MAXMIFS; mifi++) { 233 if (IF_ISSET(mifi, &mfc.mf6c_ifset)) 234 printf(" %u", mifi); 235 } 236 printf("\n"); 237 238 mfcp = mfc.mf6c_next; 239 } 240 } 241 if (!banner_printed) 242 printf("\nIPv6 Multicast Routing Table is empty\n"); 243 244 printf("\n"); 245 numeric_addr = saved_numeric_addr; 246 } 247 248 void 249 mrt6_stats(u_long mrpaddr, u_long mstaddr) 250 { 251 #define p(f, m) printf(m, (unsigned long long)mrtstat.f, plural(mrtstat.f)) 252 #define pes(f, m) printf(m, (unsigned long long)mrtstat.f, plurales(mrtstat.f)) 253 u_int mrtproto; 254 struct mrt6stat mrtstat; 255 256 if (mrpaddr == 0) { 257 printf("mrt6_stats: symbol not in namelist\n"); 258 return; 259 } 260 261 kread(mrpaddr, (char *)&mrtproto, sizeof(mrtproto)); 262 switch (mrtproto) { 263 case 0: 264 printf("no IPv6 multicast routing compiled into this system\n"); 265 return; 266 267 case IPPROTO_PIM: 268 break; 269 270 default: 271 printf("IPv6 multicast routing protocol %u, unknown\n", 272 mrtproto); 273 return; 274 } 275 276 if (mstaddr == 0) { 277 printf("mrt6_stats: symbol not in namelist\n"); 278 return; 279 } 280 281 kread(mstaddr, (char *)&mrtstat, sizeof(mrtstat)); 282 printf("multicast forwarding:\n"); 283 p(mrt6s_mfc_lookups, " %10llu multicast forwarding cache lookup%s\n"); 284 pes(mrt6s_mfc_misses, " %10llu multicast forwarding cache miss%s\n"); 285 p(mrt6s_upcalls, " %10llu upcall%s to mrouted\n"); 286 p(mrt6s_upq_ovflw, " %10llu upcall queue overflow%s\n"); 287 p(mrt6s_upq_sockfull, 288 " %10llu upcall%s dropped due to full socket buffer\n"); 289 p(mrt6s_cache_cleanups, " %10llu cache cleanup%s\n"); 290 p(mrt6s_no_route, " %10llu datagram%s with no route for origin\n"); 291 p(mrt6s_bad_tunnel, " %10llu datagram%s arrived with bad tunneling\n"); 292 p(mrt6s_cant_tunnel, " %10llu datagram%s could not be tunneled\n"); 293 p(mrt6s_wrong_if, " %10llu datagram%s arrived on wrong interface\n"); 294 p(mrt6s_drop_sel, " %10llu datagram%s selectively dropped\n"); 295 p(mrt6s_q_overflow, 296 " %10llu datagram%s dropped due to queue overflow\n"); 297 p(mrt6s_pkt2large, " %10llu datagram%s dropped for being too large\n"); 298 #undef p 299 #undef pes 300 } 301 #endif /*INET6*/ 302