eigrpd/eigrp_dump.c

   1 /*
   2  * EIGRP Dump Functions and Debugging.
   3  * Copyright (C) 2013-2014
   4  * Authors:
   5  *   Donnie Savage
   6  *   Jan Janovic
   7  *   Matej Perina
   8  *   Peter Orsag
   9  *   Peter Paluch
  10  *
  11  * This file is part of GNU Zebra.
  12  *
  13  * GNU Zebra is free software; you can redistribute it and/or modify it
  14  * under the terms of the GNU General Public License as published by the
  15  * Free Software Foundation; either version 2, or (at your option) any
  16  * later version.
  17  *
  18  * GNU Zebra is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21  * General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; see the file COPYING; if not, write to the Free Software
  25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  26  */
  27
  28 #include <zebra.h>
  29
  30 #include "linklist.h"
  31 #include "thread.h"
  32 #include "prefix.h"
  33 #include "command.h"
  34 #include "stream.h"
  35 #include "log.h"
  36 #include "sockopt.h"
  37 #include "table.h"
  38 #include "keychain.h"
  39
  40 #include "eigrpd/eigrp_structs.h"
  41 #include "eigrpd/eigrpd.h"
  42 #include "eigrpd/eigrp_interface.h"
  43 #include "eigrpd/eigrp_neighbor.h"
  44 #include "eigrpd/eigrp_packet.h"
  45 #include "eigrpd/eigrp_zebra.h"
  46 #include "eigrpd/eigrp_vty.h"
  47 #include "eigrpd/eigrp_network.h"
  48 #include "eigrpd/eigrp_dump.h"
  49 #include "eigrpd/eigrp_topology.h"
  50
  51 /* Enable debug option variables -- valid only session. */
  52 unsigned long term_debug_eigrp = 0;
  53 unsigned long term_debug_eigrp_nei = 0;
  54 unsigned long term_debug_eigrp_packet[11] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
  55 unsigned long term_debug_eigrp_zebra = 6;
  56 unsigned long term_debug_eigrp_transmit = 0;
  57
  58 /* Configuration debug option variables. */
  59 unsigned long conf_debug_eigrp = 0;
  60 unsigned long conf_debug_eigrp_nei = 0;
  61 unsigned long conf_debug_eigrp_packet[11] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
  62 unsigned long conf_debug_eigrp_zebra = 0;
  63 unsigned long conf_debug_eigrp_transmit = 0;
  64
  65
  66 static int config_write_debug(struct vty *vty)
  67 {
  68         int write = 0;
  69         int i;
  70
  71         const char *type_str[] = {"update", "request",   "query",     "reply",
  72                                   "hello",  "",          "probe",     "ack",
  73                                   "",       "SIA query", "SIA reply", "stub",
  74                                   "all"};
  75         const char *detail_str[] = {
  76                 "",     " send",        " recv",        "",
  77                 " detail", " send detail", " recv detail", " detail"};
  78
  79
  80         /* debug eigrp event. */
  81
  82         /* debug eigrp packet */
  83         for (i = 0; i < 10; i++) {
  84                 if (conf_debug_eigrp_packet[i] == 0
  85                     && term_debug_eigrp_packet[i] == 0)
  86                         continue;
  87
  88                 vty_out(vty, "debug eigrp packet %s%s\n", type_str[i],
  89                         detail_str[conf_debug_eigrp_packet[i]]);
  90                 write = 1;
  91         }
  92
  93         return write;
  94 }
  95
  96 static int eigrp_neighbor_packet_queue_sum(struct eigrp_interface *ei)
  97 {
  98         struct eigrp_neighbor *nbr;
  99         struct listnode *node, *nnode;
 100         int sum;
 101         sum = 0;
 102
 103         for (ALL_LIST_ELEMENTS(ei->nbrs, node, nnode, nbr)) {
 104                 sum += nbr->retrans_queue->count;
 105         }
 106
 107         return sum;
 108 }
 109
 110 /*
 111  * Expects header to be in host order
 112  */
 113 void eigrp_ip_header_dump(struct ip *iph)
 114 {
 115         /* IP Header dump. */
 116         zlog_debug("ip_v %u", iph->ip_v);
 117         zlog_debug("ip_hl %u", iph->ip_hl);
 118         zlog_debug("ip_tos %u", iph->ip_tos);
 119         zlog_debug("ip_len %u", iph->ip_len);
 120         zlog_debug("ip_id %u", (uint32_t)iph->ip_id);
 121         zlog_debug("ip_off %u", (uint32_t)iph->ip_off);
 122         zlog_debug("ip_ttl %u", iph->ip_ttl);
 123         zlog_debug("ip_p %u", iph->ip_p);
 124         zlog_debug("ip_sum 0x%x", (uint32_t)iph->ip_sum);
 125         zlog_debug("ip_src %s", inet_ntoa(iph->ip_src));
 126         zlog_debug("ip_dst %s", inet_ntoa(iph->ip_dst));
 127 }
 128
 129 /*
 130  * Expects header to be in host order
 131  */
 132 void eigrp_header_dump(struct eigrp_header *eigrph)
 133 {
 134         /* EIGRP Header dump. */
 135         zlog_debug("eigrp_version %u", eigrph->version);
 136         zlog_debug("eigrp_opcode %u", eigrph->opcode);
 137         zlog_debug("eigrp_checksum 0x%x", ntohs(eigrph->checksum));
 138         zlog_debug("eigrp_flags 0x%x", ntohl(eigrph->flags));
 139         zlog_debug("eigrp_sequence %u", ntohl(eigrph->sequence));
 140         zlog_debug("eigrp_ack %u", ntohl(eigrph->ack));
 141         zlog_debug("eigrp_vrid %u", ntohs(eigrph->vrid));
 142         zlog_debug("eigrp_AS %u", ntohs(eigrph->ASNumber));
 143 }
 144
 145 const char *eigrp_if_name_string(struct eigrp_interface *ei)
 146 {
 147         static char buf[EIGRP_IF_STRING_MAXLEN] = "";
 148
 149         if (!ei)
 150                 return "inactive";
 151
 152         snprintf(buf, EIGRP_IF_STRING_MAXLEN, "%s", ei->ifp->name);
 153         return buf;
 154 }
 155
 156 const char *eigrp_topology_ip_string(struct eigrp_prefix_entry *tn)
 157 {
 158         static char buf[EIGRP_IF_STRING_MAXLEN] = "";
 159         uint32_t ifaddr;
 160
 161         ifaddr = ntohl(tn->destination->u.prefix4.s_addr);
 162         snprintf(buf, EIGRP_IF_STRING_MAXLEN, "%u.%u.%u.%u",
 163                  (ifaddr >> 24) & 0xff, (ifaddr >> 16) & 0xff,
 164                  (ifaddr >> 8) & 0xff, ifaddr & 0xff);
 165         return buf;
 166 }
 167
 168
 169 const char *eigrp_if_ip_string(struct eigrp_interface *ei)
 170 {
 171         static char buf[EIGRP_IF_STRING_MAXLEN] = "";
 172         uint32_t ifaddr;
 173
 174         if (!ei)
 175                 return "inactive";
 176
 177         ifaddr = ntohl(ei->address->u.prefix4.s_addr);
 178         snprintf(buf, EIGRP_IF_STRING_MAXLEN, "%u.%u.%u.%u",
 179                  (ifaddr >> 24) & 0xff, (ifaddr >> 16) & 0xff,
 180                  (ifaddr >> 8) & 0xff, ifaddr & 0xff);
 181
 182         return buf;
 183 }
 184
 185 const char *eigrp_neigh_ip_string(struct eigrp_neighbor *nbr)
 186 {
 187         static char buf[EIGRP_IF_STRING_MAXLEN] = "";
 188         uint32_t ifaddr;
 189
 190         ifaddr = ntohl(nbr->src.s_addr);
 191         snprintf(buf, EIGRP_IF_STRING_MAXLEN, "%u.%u.%u.%u",
 192                  (ifaddr >> 24) & 0xff, (ifaddr >> 16) & 0xff,
 193                  (ifaddr >> 8) & 0xff, ifaddr & 0xff);
 194
 195         return buf;
 196 }
 197
 198 void show_ip_eigrp_interface_header(struct vty *vty, struct eigrp *eigrp)
 199 {
 200
 201         vty_out(vty,
 202                 "\nEIGRP interfaces for AS(%d)\n\n %-10s %-10s %-10s %-6s %-12s %-7s %-14s %-12s %-8s %-8s %-8s\n %-39s %-12s %-7s %-14s %-12s %-8s\n",
 203                 eigrp->AS, "Interface", "Bandwidth", "Delay", "Peers",
 204                 "Xmit Queue", "Mean", "Pacing Time", "Multicast", "Pending",
 205                 "Hello", "Holdtime", "", "Un/Reliable", "SRTT", "Un/Reliable",
 206                 "Flow Timer", "Routes");
 207 }
 208
 209 void show_ip_eigrp_interface_sub(struct vty *vty, struct eigrp *eigrp,
 210                                  struct eigrp_interface *ei)
 211 {
 212         vty_out(vty, "%-11s ", eigrp_if_name_string(ei));
 213         vty_out(vty, "%-11u", ei->params.bandwidth);
 214         vty_out(vty, "%-11u", ei->params.delay);
 215         vty_out(vty, "%-7u", ei->nbrs->count);
 216         vty_out(vty, "%u %c %-10u", 0, '/',
 217                 eigrp_neighbor_packet_queue_sum(ei));
 218         vty_out(vty, "%-7u %-14u %-12u %-8u", 0, 0, 0, 0);
 219         vty_out(vty, "%-8u %-8u \n", ei->params.v_hello, ei->params.v_wait);
 220 }
 221
 222 void show_ip_eigrp_interface_detail(struct vty *vty, struct eigrp *eigrp,
 223                                     struct eigrp_interface *ei)
 224 {
 225         vty_out(vty, "%-2s %s %d %-3s \n", "", "Hello interval is ", 0, " sec");
 226         vty_out(vty, "%-2s %s %s \n", "", "Next xmit serial", "<none>");
 227         vty_out(vty, "%-2s %s %d %s %d %s %d %s %d \n", "",
 228                 "Un/reliable mcasts: ", 0, "/", 0, "Un/reliable ucasts: ", 0,
 229                 "/", 0);
 230         vty_out(vty, "%-2s %s %d %s %d %s %d \n", "", "Mcast exceptions: ", 0,
 231                 "  CR packets: ", 0, "  ACKs suppressed: ", 0);
 232         vty_out(vty, "%-2s %s %d %s %d \n", "", "Retransmissions sent: ", 0,
 233                 "Out-of-sequence rcvd: ", 0);
 234         vty_out(vty, "%-2s %s %s %s \n", "", "Authentication mode is ", "not",
 235                 "set");
 236         vty_out(vty, "%-2s %s \n", "", "Use multicast");
 237 }
 238
 239 void show_ip_eigrp_neighbor_header(struct vty *vty, struct eigrp *eigrp)
 240 {
 241         vty_out(vty,
 242                 "\nEIGRP neighbors for AS(%d)\n\n%-3s %-17s %-20s %-6s %-8s %-6s %-5s %-5s %-5s\n %-41s %-6s %-8s %-6s %-4s %-6s %-5s \n",
 243                 eigrp->AS, "H", "Address", "Interface", "Hold", "Uptime",
 244                 "SRTT", "RTO", "Q", "Seq", "", "(sec)", "", "(ms)", "", "Cnt",
 245                 "Num");
 246 }
 247
 248 void show_ip_eigrp_neighbor_sub(struct vty *vty, struct eigrp_neighbor *nbr,
 249                                 int detail)
 250 {
 251
 252         vty_out(vty, "%-3u %-17s %-21s", 0, eigrp_neigh_ip_string(nbr),
 253                 eigrp_if_name_string(nbr->ei));
 254         if (nbr->t_holddown)
 255                 vty_out(vty, "%-7lu",
 256                         thread_timer_remain_second(nbr->t_holddown));
 257         else
 258                 vty_out(vty, "-      ");
 259         vty_out(vty, "%-8u %-6u %-5u", 0, 0, EIGRP_PACKET_RETRANS_TIME);
 260         vty_out(vty, "%-7lu", nbr->retrans_queue->count);
 261         vty_out(vty, "%u\n", nbr->recv_sequence_number);
 262
 263
 264         if (detail) {
 265                 vty_out(vty, "    Version %u.%u/%u.%u", nbr->os_rel_major,
 266                         nbr->os_rel_minor, nbr->tlv_rel_major,
 267                         nbr->tlv_rel_minor);
 268                 vty_out(vty, ", Retrans: %lu, Retries: %lu",
 269                         nbr->retrans_queue->count, 0UL);
 270                 vty_out(vty, ", %s\n", eigrp_nbr_state_str(nbr));
 271         }
 272 }
 273
 274 /*
 275  * Print standard header for show EIGRP topology output
 276  */
 277 void show_ip_eigrp_topology_header(struct vty *vty, struct eigrp *eigrp)
 278 {
 279         struct in_addr router_id;
 280         router_id.s_addr = eigrp->router_id;
 281
 282         vty_out(vty, "\nEIGRP Topology Table for AS(%d)/ID(%s)\n\n", eigrp->AS,
 283                 inet_ntoa(router_id));
 284         vty_out(vty,
 285                 "Codes: P - Passive, A - Active, U - Update, Q - Query, "
 286                 "R - Reply\n       r - reply Status, s - sia Status\n\n");
 287 }
 288
 289 void show_ip_eigrp_prefix_entry(struct vty *vty, struct eigrp_prefix_entry *tn)
 290 {
 291         struct list *successors = eigrp_topology_get_successor(tn);
 292         char buffer[PREFIX_STRLEN];
 293
 294         vty_out(vty, "%-3c", (tn->state > 0) ? 'A' : 'P');
 295
 296         vty_out(vty, "%s, ",
 297                 prefix2str(tn->destination, buffer, PREFIX_STRLEN));
 298         vty_out(vty, "%u successors, ", (successors) ? successors->count : 0);
 299         vty_out(vty, "FD is %u, serno: %" PRIu64 " \n", tn->fdistance,
 300                 tn->serno);
 301
 302         if (successors)
 303                 list_delete(&successors);
 304 }
 305
 306 void show_ip_eigrp_nexthop_entry(struct vty *vty, struct eigrp *eigrp,
 307                                  struct eigrp_nexthop_entry *te, int *first)
 308 {
 309         if (te->reported_distance == EIGRP_MAX_METRIC)
 310                 return;
 311
 312         if (*first) {
 313                 show_ip_eigrp_prefix_entry(vty, te->prefix);
 314                 *first = 0;
 315         }
 316
 317         if (te->adv_router == eigrp->neighbor_self)
 318                 vty_out(vty, "%-7s%s, %s\n", " ", "via Connected",
 319                         eigrp_if_name_string(te->ei));
 320         else {
 321                 vty_out(vty, "%-7s%s%s (%u/%u), %s\n", " ", "via ",
 322                         inet_ntoa(te->adv_router->src), te->distance,
 323                         te->reported_distance, eigrp_if_name_string(te->ei));
 324         }
 325 }
 326
 327
 328 DEFUN_NOSH (show_debugging_eigrp,
 329             show_debugging_eigrp_cmd,
 330             "show debugging [eigrp]",
 331             SHOW_STR
 332             DEBUG_STR
 333             EIGRP_STR)
 334 {
 335         int i;
 336
 337         vty_out(vty, "EIGRP debugging status:\n");
 338
 339         /* Show debug status for events. */
 340         if (IS_DEBUG_EIGRP(event, EVENT))
 341                 vty_out(vty, "  EIGRP event debugging is on\n");
 342
 343         /* Show debug status for EIGRP Packets. */
 344         for (i = 0; i < 11; i++) {
 345                 if (i == 8)
 346                         continue;
 347
 348                 if (IS_DEBUG_EIGRP_PACKET(i, SEND)
 349                     && IS_DEBUG_EIGRP_PACKET(i, RECV)) {
 350                         vty_out(vty, "  EIGRP packet %s%s debugging is on\n",
 351                                 lookup_msg(eigrp_packet_type_str, i + 1, NULL),
 352                                 IS_DEBUG_EIGRP_PACKET(i, PACKET_DETAIL)
 353                                         ? " detail"
 354                                         : "");
 355                 } else {
 356                         if (IS_DEBUG_EIGRP_PACKET(i, SEND))
 357                                 vty_out(vty,
 358                                         "  EIGRP packet %s send%s debugging is on\n",
 359                                         lookup_msg(eigrp_packet_type_str, i + 1,
 360                                                    NULL),
 361                                         IS_DEBUG_EIGRP_PACKET(i, PACKET_DETAIL)
 362                                                 ? " detail"
 363                                                 : "");
 364                         if (IS_DEBUG_EIGRP_PACKET(i, RECV))
 365                                 vty_out(vty,
 366                                         "  EIGRP packet %s receive%s debugging is on\n",
 367                                         lookup_msg(eigrp_packet_type_str, i + 1,
 368                                                    NULL),
 369                                         IS_DEBUG_EIGRP_PACKET(i, PACKET_DETAIL)
 370                                                 ? " detail"
 371                                                 : "");
 372                 }
 373         }
 374
 375         return CMD_SUCCESS;
 376 }
 377
 378
 379 /*
 380   [no] debug eigrp packet (hello|dd|ls-request|ls-update|ls-ack|all)
 381   [send|recv [detail]]
 382 */
 383
 384 DEFUN (debug_eigrp_transmit,
 385        debug_eigrp_transmit_cmd,
 386        "debug eigrp transmit <send|recv|all> [detail]",
 387        DEBUG_STR
 388        EIGRP_STR
 389        "EIGRP transmission events\n"
 390        "packet sent\n"
 391        "packet received\n"
 392        "all packets\n"
 393        "Detailed Information\n")
 394 {
 395         int flag = 0;
 396         int idx = 2;
 397
 398         /* send or recv. */
 399         if (argv_find(argv, argc, "send", &idx))
 400                 flag = EIGRP_DEBUG_SEND;
 401         else if (argv_find(argv, argc, "recv", &idx))
 402                 flag = EIGRP_DEBUG_RECV;
 403         else if (argv_find(argv, argc, "all", &idx))
 404                 flag = EIGRP_DEBUG_SEND_RECV;
 405
 406         /* detail option */
 407         if (argv_find(argv, argc, "detail", &idx))
 408                 flag = EIGRP_DEBUG_PACKET_DETAIL;
 409
 410         if (vty->node == CONFIG_NODE)
 411                 DEBUG_TRANSMIT_ON(0, flag);
 412         else
 413                 TERM_DEBUG_TRANSMIT_ON(0, flag);
 414
 415         return CMD_SUCCESS;
 416 }
 417
 418 DEFUN (no_debug_eigrp_transmit,
 419        no_debug_eigrp_transmit_cmd,
 420        "no debug eigrp transmit <send|recv|all> [detail]",
 421        NO_STR
 422        UNDEBUG_STR
 423        EIGRP_STR
 424        "EIGRP transmission events\n"
 425        "packet sent\n"
 426        "packet received\n"
 427        "all packets\n"
 428        "Detailed Information\n")
 429 {
 430         int flag = 0;
 431         int idx = 3;
 432
 433         /* send or recv. */
 434         if (argv_find(argv, argc, "send", &idx))
 435                 flag = EIGRP_DEBUG_SEND;
 436         else if (argv_find(argv, argc, "recv", &idx))
 437                 flag = EIGRP_DEBUG_RECV;
 438         else if (argv_find(argv, argc, "all", &idx))
 439                 flag = EIGRP_DEBUG_SEND_RECV;
 440
 441         /* detail option */
 442         if (argv_find(argv, argc, "detail", &idx))
 443                 flag = EIGRP_DEBUG_PACKET_DETAIL;
 444
 445         if (vty->node == CONFIG_NODE)
 446                 DEBUG_TRANSMIT_OFF(0, flag);
 447         else
 448                 TERM_DEBUG_TRANSMIT_OFF(0, flag);
 449
 450         return CMD_SUCCESS;
 451 }
 452
 453 DEFUN (debug_eigrp_packets,
 454        debug_eigrp_packets_all_cmd,
 455        "debug eigrp packets <siaquery|siareply|ack|hello|probe|query|reply|request|retry|stub|terse|update|all> [send|receive] [detail]",
 456        DEBUG_STR
 457        EIGRP_STR
 458        "EIGRP packets\n"
 459        "EIGRP SIA-Query packets\n"
 460        "EIGRP SIA-Reply packets\n"
 461        "EIGRP ack packets\n"
 462        "EIGRP hello packets\n"
 463        "EIGRP probe packets\n"
 464        "EIGRP query packets\n"
 465        "EIGRP reply packets\n"
 466        "EIGRP request packets\n"
 467        "EIGRP retransmissions\n"
 468        "EIGRP stub packets\n"
 469        "Display all EIGRP packets except Hellos\n"
 470        "EIGRP update packets\n"
 471        "Display all EIGRP packets\n"
 472        "Send Packets\n"
 473        "Receive Packets\n"
 474        "Detail Information\n")
 475 {
 476         int type = 0;
 477         int flag = 0;
 478         int i;
 479         int idx = 0;
 480
 481         /* Check packet type. */
 482         if (argv_find(argv, argc, "hello", &idx))
 483                 type = EIGRP_DEBUG_HELLO;
 484         if (argv_find(argv, argc, "update", &idx))
 485                 type = EIGRP_DEBUG_UPDATE;
 486         if (argv_find(argv, argc, "query", &idx))
 487                 type = EIGRP_DEBUG_QUERY;
 488         if (argv_find(argv, argc, "ack", &idx))
 489                 type = EIGRP_DEBUG_ACK;
 490         if (argv_find(argv, argc, "probe", &idx))
 491                 type = EIGRP_DEBUG_PROBE;
 492         if (argv_find(argv, argc, "stub", &idx))
 493                 type = EIGRP_DEBUG_STUB;
 494         if (argv_find(argv, argc, "reply", &idx))
 495                 type = EIGRP_DEBUG_REPLY;
 496         if (argv_find(argv, argc, "request", &idx))
 497                 type = EIGRP_DEBUG_REQUEST;
 498         if (argv_find(argv, argc, "siaquery", &idx))
 499                 type = EIGRP_DEBUG_SIAQUERY;
 500         if (argv_find(argv, argc, "siareply", &idx))
 501                 type = EIGRP_DEBUG_SIAREPLY;
 502         if (argv_find(argv, argc, "all", &idx))
 503                 type = EIGRP_DEBUG_PACKETS_ALL;
 504
 505
 506         /* All packet types, both send and recv. */
 507         flag = EIGRP_DEBUG_SEND_RECV;
 508
 509         /* send or recv. */
 510         if (argv_find(argv, argc, "s", &idx))
 511                 flag = EIGRP_DEBUG_SEND;
 512         else if (argv_find(argv, argc, "r", &idx))
 513                 flag = EIGRP_DEBUG_RECV;
 514
 515         /* detail. */
 516         if (argv_find(argv, argc, "detail", &idx))
 517                 flag |= EIGRP_DEBUG_PACKET_DETAIL;
 518
 519         for (i = 0; i < 11; i++)
 520                 if (type & (0x01 << i)) {
 521                         if (vty->node == CONFIG_NODE)
 522                                 DEBUG_PACKET_ON(i, flag);
 523                         else
 524                                 TERM_DEBUG_PACKET_ON(i, flag);
 525                 }
 526
 527         return CMD_SUCCESS;
 528 }
 529
 530 DEFUN (no_debug_eigrp_packets,
 531        no_debug_eigrp_packets_all_cmd,
 532        "no debug eigrp packets <siaquery|siareply|ack|hello|probe|query|reply|request|retry|stub|terse|update|all> [send|receive] [detail]",
 533        NO_STR
 534        UNDEBUG_STR
 535        EIGRP_STR
 536        "EIGRP packets\n"
 537        "EIGRP SIA-Query packets\n"
 538        "EIGRP SIA-Reply packets\n"
 539        "EIGRP ack packets\n"
 540        "EIGRP hello packets\n"
 541        "EIGRP probe packets\n"
 542        "EIGRP query packets\n"
 543        "EIGRP reply packets\n"
 544        "EIGRP request packets\n"
 545        "EIGRP retransmissions\n"
 546        "EIGRP stub packets\n"
 547        "Display all EIGRP packets except Hellos\n"
 548        "EIGRP update packets\n"
 549        "Display all EIGRP packets\n"
 550        "Send Packets\n"
 551        "Receive Packets\n"
 552        "Detailed Information\n")
 553 {
 554         int type = 0;
 555         int flag = 0;
 556         int i;
 557         int idx = 0;
 558
 559         /* Check packet type. */
 560         if (argv_find(argv, argc, "hello", &idx))
 561                 type = EIGRP_DEBUG_HELLO;
 562         if (argv_find(argv, argc, "update", &idx))
 563                 type = EIGRP_DEBUG_UPDATE;
 564         if (argv_find(argv, argc, "query", &idx))
 565                 type = EIGRP_DEBUG_QUERY;
 566         if (argv_find(argv, argc, "ack", &idx))
 567                 type = EIGRP_DEBUG_ACK;
 568         if (argv_find(argv, argc, "probe", &idx))
 569                 type = EIGRP_DEBUG_PROBE;
 570         if (argv_find(argv, argc, "stub", &idx))
 571                 type = EIGRP_DEBUG_STUB;
 572         if (argv_find(argv, argc, "reply", &idx))
 573                 type = EIGRP_DEBUG_REPLY;
 574         if (argv_find(argv, argc, "request", &idx))
 575                 type = EIGRP_DEBUG_REQUEST;
 576         if (argv_find(argv, argc, "siaquery", &idx))
 577                 type = EIGRP_DEBUG_SIAQUERY;
 578         if (argv_find(argv, argc, "siareply", &idx))
 579                 type = EIGRP_DEBUG_SIAREPLY;
 580
 581         /* Default, both send and recv. */
 582         flag = EIGRP_DEBUG_SEND_RECV;
 583
 584         /* send or recv. */
 585         if (argv_find(argv, argc, "send", &idx))
 586                 flag = EIGRP_DEBUG_SEND;
 587         else if (argv_find(argv, argc, "reply", &idx))
 588                 flag = EIGRP_DEBUG_RECV;
 589
 590         /* detail. */
 591         if (argv_find(argv, argc, "detail", &idx))
 592                 flag |= EIGRP_DEBUG_PACKET_DETAIL;
 593
 594         for (i = 0; i < 11; i++)
 595                 if (type & (0x01 << i)) {
 596                         if (vty->node == CONFIG_NODE)
 597                                 DEBUG_PACKET_OFF(i, flag);
 598                         else
 599                                 TERM_DEBUG_PACKET_OFF(i, flag);
 600                 }
 601
 602         return CMD_SUCCESS;
 603 }
 604
 605 /* Debug node. */
 606 static struct cmd_node eigrp_debug_node = {
 607         DEBUG_NODE, "", 1 /* VTYSH */
 608 };
 609
 610 /* Initialize debug commands. */
 611 void eigrp_debug_init()
 612 {
 613         install_node(&eigrp_debug_node, config_write_debug);
 614
 615         install_element(ENABLE_NODE, &show_debugging_eigrp_cmd);
 616         install_element(ENABLE_NODE, &debug_eigrp_packets_all_cmd);
 617         install_element(ENABLE_NODE, &no_debug_eigrp_packets_all_cmd);
 618         install_element(ENABLE_NODE, &debug_eigrp_transmit_cmd);
 619         install_element(ENABLE_NODE, &no_debug_eigrp_transmit_cmd);
 620
 621         install_element(CONFIG_NODE, &show_debugging_eigrp_cmd);
 622         install_element(CONFIG_NODE, &debug_eigrp_packets_all_cmd);
 623         install_element(CONFIG_NODE, &no_debug_eigrp_packets_all_cmd);
 624         install_element(CONFIG_NODE, &debug_eigrp_transmit_cmd);
 625         install_element(CONFIG_NODE, &no_debug_eigrp_transmit_cmd);
 626 }