ripd/rip_cli.c

   1 /*
   2  * Copyright (C) 1997, 1998, 1999 Kunihiro Ishiguro <kunihiro@zebra.org>
   3  * Copyright (C) 2018  NetDEF, Inc.
   4  *                     Renato Westphal
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the Free
   8  * Software Foundation; either version 2 of the License, or (at your option)
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <zebra.h>
  22
  23 #include "if.h"
  24 #include "vrf.h"
  25 #include "log.h"
  26 #include "prefix.h"
  27 #include "command.h"
  28 #include "northbound_cli.h"
  29 #include "libfrr.h"
  30
  31 #include "ripd/ripd.h"
  32 #include "ripd/rip_cli.h"
  33 #ifndef VTYSH_EXTRACT_PL
  34 #include "ripd/rip_cli_clippy.c"
  35 #endif
  36
  37 /*
  38  * XPath: /frr-ripd:ripd/instance
  39  */
  40 DEFPY_NOSH (router_rip,
  41        router_rip_cmd,
  42        "router rip",
  43        "Enable a routing process\n"
  44        "Routing Information Protocol (RIP)\n")
  45 {
  46         int ret;
  47
  48         struct cli_config_change changes[] = {
  49                 {
  50                         .xpath = "/frr-ripd:ripd/instance",
  51                         .operation = NB_OP_CREATE,
  52                         .value = NULL,
  53                 },
  54         };
  55
  56         ret = nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
  57         if (ret == CMD_SUCCESS)
  58                 VTY_PUSH_XPATH(RIP_NODE, changes[0].xpath);
  59
  60         return ret;
  61 }
  62
  63 DEFPY (no_router_rip,
  64        no_router_rip_cmd,
  65        "no router rip",
  66        NO_STR
  67        "Enable a routing process\n"
  68        "Routing Information Protocol (RIP)\n")
  69 {
  70         struct cli_config_change changes[] = {
  71                 {
  72                         .xpath = "/frr-ripd:ripd/instance",
  73                         .operation = NB_OP_DELETE,
  74                         .value = NULL,
  75                 },
  76         };
  77
  78         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
  79 }
  80
  81 void cli_show_router_rip(struct vty *vty, struct lyd_node *dnode,
  82                          bool show_defaults)
  83 {
  84         vty_out(vty, "!\n");
  85         vty_out(vty, "router rip\n");
  86 }
  87
  88 /*
  89  * XPath: /frr-ripd:ripd/instance/allow-ecmp
  90  */
  91 DEFPY (rip_allow_ecmp,
  92        rip_allow_ecmp_cmd,
  93        "[no] allow-ecmp",
  94        NO_STR
  95        "Allow Equal Cost MultiPath\n")
  96 {
  97         struct cli_config_change changes[] = {
  98                 {
  99                         .xpath = "./allow-ecmp",
 100                         .operation = NB_OP_MODIFY,
 101                         .value = no ? "false" : "true",
 102                 },
 103         };
 104
 105         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 106 }
 107
 108 void cli_show_rip_allow_ecmp(struct vty *vty, struct lyd_node *dnode,
 109                              bool show_defaults)
 110 {
 111         if (!yang_dnode_get_bool(dnode, NULL))
 112                 vty_out(vty, " no");
 113
 114         vty_out(vty, " allow-ecmp\n");
 115 }
 116
 117 /*
 118  * XPath: /frr-ripd:ripd/instance/default-information-originate
 119  */
 120 DEFPY (rip_default_information_originate,
 121        rip_default_information_originate_cmd,
 122        "[no] default-information originate",
 123        NO_STR
 124        "Control distribution of default route\n"
 125        "Distribute a default route\n")
 126 {
 127         struct cli_config_change changes[] = {
 128                 {
 129                         .xpath = "./default-information-originate",
 130                         .operation = NB_OP_MODIFY,
 131                         .value = no ? "false" : "true",
 132                 },
 133         };
 134
 135         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 136 }
 137
 138 void cli_show_rip_default_information_originate(struct vty *vty,
 139                                                 struct lyd_node *dnode,
 140                                                 bool show_defaults)
 141 {
 142         if (!yang_dnode_get_bool(dnode, NULL))
 143                 vty_out(vty, " no");
 144
 145         vty_out(vty, " default-information originate\n");
 146 }
 147
 148 /*
 149  * XPath: /frr-ripd:ripd/instance/default-metric
 150  */
 151 DEFPY (rip_default_metric,
 152        rip_default_metric_cmd,
 153        "default-metric (1-16)",
 154        "Set a metric of redistribute routes\n"
 155        "Default metric\n")
 156 {
 157         struct cli_config_change changes[] = {
 158                 {
 159                         .xpath = "./default-metric",
 160                         .operation = NB_OP_MODIFY,
 161                         .value = default_metric_str,
 162                 },
 163         };
 164
 165         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 166 }
 167
 168 DEFPY (no_rip_default_metric,
 169        no_rip_default_metric_cmd,
 170        "no default-metric [(1-16)]",
 171        NO_STR
 172        "Set a metric of redistribute routes\n"
 173        "Default metric\n")
 174 {
 175         struct cli_config_change changes[] = {
 176                 {
 177                         .xpath = "./default-metric",
 178                         .operation = NB_OP_MODIFY,
 179                         .value = NULL,
 180                 },
 181         };
 182
 183         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 184 }
 185
 186 void cli_show_rip_default_metric(struct vty *vty, struct lyd_node *dnode,
 187                                  bool show_defaults)
 188 {
 189         vty_out(vty, " default-metric %s\n",
 190                 yang_dnode_get_string(dnode, NULL));
 191 }
 192
 193 /*
 194  * XPath: /frr-ripd:ripd/instance/distance/default
 195  */
 196 DEFPY (rip_distance,
 197        rip_distance_cmd,
 198        "distance (1-255)",
 199        "Administrative distance\n"
 200        "Distance value\n")
 201 {
 202         struct cli_config_change changes[] = {
 203                 {
 204                         .xpath = "./distance/default",
 205                         .operation = NB_OP_MODIFY,
 206                         .value = distance_str,
 207                 },
 208         };
 209
 210         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 211 }
 212
 213 DEFPY (no_rip_distance,
 214        no_rip_distance_cmd,
 215        "no distance [(1-255)]",
 216        NO_STR
 217        "Administrative distance\n"
 218        "Distance value\n")
 219 {
 220         struct cli_config_change changes[] = {
 221                 {
 222                         .xpath = "./distance/default",
 223                         .operation = NB_OP_MODIFY,
 224                         .value = NULL,
 225                 },
 226         };
 227
 228         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 229 }
 230
 231 void cli_show_rip_distance(struct vty *vty, struct lyd_node *dnode,
 232                            bool show_defaults)
 233 {
 234         vty_out(vty, " distance %s\n", yang_dnode_get_string(dnode, NULL));
 235 }
 236
 237 /*
 238  * XPath: /frr-ripd:ripd/instance/distance/source
 239  */
 240 DEFPY (rip_distance_source,
 241        rip_distance_source_cmd,
 242        "distance (1-255) A.B.C.D/M$prefix [WORD$acl]",
 243        "Administrative distance\n"
 244        "Distance value\n"
 245        "IP source prefix\n"
 246        "Access list name\n")
 247 {
 248         char xpath_list[XPATH_MAXLEN];
 249         struct cli_config_change changes[] = {
 250                 {
 251                         .xpath = ".",
 252                         .operation = NB_OP_CREATE,
 253                 },
 254                 {
 255                         .xpath = "./distance",
 256                         .operation = NB_OP_MODIFY,
 257                         .value = distance_str,
 258                 },
 259                 {
 260                         .xpath = "./access-list",
 261                         .operation = acl ? NB_OP_MODIFY : NB_OP_DELETE,
 262                         .value = acl,
 263                 },
 264         };
 265
 266         snprintf(xpath_list, sizeof(xpath_list),
 267                  "./distance/source[prefix='%s']", prefix_str);
 268
 269         return nb_cli_cfg_change(vty, xpath_list, changes, array_size(changes));
 270 }
 271
 272 DEFPY (no_rip_distance_source,
 273        no_rip_distance_source_cmd,
 274        "no distance (1-255) A.B.C.D/M$prefix [WORD$acl]",
 275        NO_STR
 276        "Administrative distance\n"
 277        "Distance value\n"
 278        "IP source prefix\n"
 279        "Access list name\n")
 280 {
 281         char xpath_list[XPATH_MAXLEN];
 282         struct cli_config_change changes[] = {
 283                 {
 284                         .xpath = ".",
 285                         .operation = NB_OP_DELETE,
 286                 },
 287         };
 288
 289         snprintf(xpath_list, sizeof(xpath_list),
 290                  "./distance/source[prefix='%s']", prefix_str);
 291
 292         return nb_cli_cfg_change(vty, xpath_list, changes, 1);
 293 }
 294
 295 void cli_show_rip_distance_source(struct vty *vty, struct lyd_node *dnode,
 296                                   bool show_defaults)
 297 {
 298         vty_out(vty, " distance %s %s",
 299                 yang_dnode_get_string(dnode, "./distance"),
 300                 yang_dnode_get_string(dnode, "./prefix"));
 301         if (yang_dnode_exists(dnode, "./access-list"))
 302                 vty_out(vty, " %s",
 303                         yang_dnode_get_string(dnode, "./access-list"));
 304         vty_out(vty, "\n");
 305 }
 306
 307 /*
 308  * XPath: /frr-ripd:ripd/instance/explicit-neighbor
 309  */
 310 DEFPY (rip_neighbor,
 311        rip_neighbor_cmd,
 312        "[no] neighbor A.B.C.D",
 313        NO_STR
 314        "Specify a neighbor router\n"
 315        "Neighbor address\n")
 316 {
 317         struct cli_config_change changes[] = {
 318                 {
 319                         .xpath = "./explicit-neighbor",
 320                         .operation = no ? NB_OP_DELETE : NB_OP_CREATE,
 321                         .value = neighbor_str,
 322                 },
 323         };
 324
 325         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 326 }
 327
 328 void cli_show_rip_neighbor(struct vty *vty, struct lyd_node *dnode,
 329                            bool show_defaults)
 330 {
 331         vty_out(vty, " neighbor %s\n", yang_dnode_get_string(dnode, NULL));
 332 }
 333
 334 /*
 335  * XPath: /frr-ripd:ripd/instance/network
 336  */
 337 DEFPY (rip_network_prefix,
 338        rip_network_prefix_cmd,
 339        "[no] network A.B.C.D/M",
 340        NO_STR
 341        "Enable routing on an IP network\n"
 342        "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n")
 343 {
 344         struct cli_config_change changes[] = {
 345                 {
 346                         .xpath = "./network",
 347                         .operation = no ? NB_OP_DELETE : NB_OP_CREATE,
 348                         .value = network_str,
 349                 },
 350         };
 351
 352         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 353 }
 354
 355 void cli_show_rip_network_prefix(struct vty *vty, struct lyd_node *dnode,
 356                                  bool show_defaults)
 357 {
 358         vty_out(vty, " network %s\n", yang_dnode_get_string(dnode, NULL));
 359 }
 360
 361 /*
 362  * XPath: /frr-ripd:ripd/instance/interface
 363  */
 364 DEFPY (rip_network_if,
 365        rip_network_if_cmd,
 366        "[no] network WORD",
 367        NO_STR
 368        "Enable routing on an IP network\n"
 369        "Interface name\n")
 370 {
 371         struct cli_config_change changes[] = {
 372                 {
 373                         .xpath = "./interface",
 374                         .operation = no ? NB_OP_DELETE : NB_OP_CREATE,
 375                         .value = network,
 376                 },
 377         };
 378
 379         return nb_cli_cfg_change(vty, NULL, changes, array_size(changes));
 380 }
 381
 382 void cli_show_rip_network_interface(struct vty *vty, struct lyd_node *dnode,
 383                                     bool show_defaults)
 384 {
 385         vty_out(vty, " network %s\n", yang_dnode_get_string(dnode, NULL));
 386 }
 387
 388 /*
 389  * XPath: /frr-ripd:ripd/instance/offset-list
 390  */
 391 DEFPY (rip_offset_list,
 392        rip_offset_list_cmd,
 393        "offset-list WORD$acl <in|out>$direction (0-16)$metric [IFNAME]",
 394        "Modify RIP metric\n"
 395        "Access-list name\n"
 396        "For incoming updates\n"
 397        "For outgoing updates\n"
 398        "Metric value\n"
 399        "Interface to match\n")
 400 {
 401         char xpath_list[XPATH_MAXLEN];
 402         struct cli_config_change changes[] = {
 403                 {
 404                         .xpath = ".",
 405                         .operation = NB_OP_CREATE,
 406                 },
 407                 {
 408                         .xpath = "./access-list",
 409                         .operation = NB_OP_MODIFY,
 410                         .value = acl,
 411                 },
 412                 {
 413                         .xpath = "./metric",
 414                         .operation = NB_OP_MODIFY,
 415                         .value = metric_str,
 416                 },
 417         };
 418
 419         snprintf(xpath_list, sizeof(xpath_list),
 420                  "./offset-list[interface='%s'][direction='%s']",
 421                  ifname ? ifname : "*", direction);
 422
 423         return nb_cli_cfg_change(vty, xpath_list, changes, array_size(changes));
 424 }
 425
 426 DEFPY (no_rip_offset_list,
 427        no_rip_offset_list_cmd,
 428        "no offset-list WORD$acl <in|out>$direction (0-16)$metric [IFNAME]",
 429        NO_STR
 430        "Modify RIP metric\n"
 431        "Access-list name\n"
 432        "For incoming updates\n"
 433        "For outgoing updates\n"
 434        "Metric value\n"
 435        "Interface to match\n")
 436 {
 437         char xpath_list[XPATH_MAXLEN];
 438         struct cli_config_change changes[] = {
 439                 {
 440                         .xpath = ".",
 441                         .operation = NB_OP_DELETE,
 442                 },
 443         };
 444
 445         snprintf(xpath_list, sizeof(xpath_list),
 446                  "./offset-list[interface='%s'][direction='%s']",
 447                  ifname ? ifname : "*", direction);
 448
 449         return nb_cli_cfg_change(vty, xpath_list, changes, array_size(changes));
 450 }
 451
 452 void cli_show_rip_offset_list(struct vty *vty, struct lyd_node *dnode,
 453                               bool show_defaults)
 454 {
 455         const char *interface;
 456
 457         interface = yang_dnode_get_string(dnode, "./interface");
 458
 459         vty_out(vty, " offset-list %s %s %s",
 460                 yang_dnode_get_string(dnode, "./access-list"),
 461                 yang_dnode_get_string(dnode, "./direction"),
 462                 yang_dnode_get_string(dnode, "./metric"));
 463         if (!strmatch(interface, "*"))
 464                 vty_out(vty, " %s", interface);
 465         vty_out(vty, "\n");
 466 }
 467
 468 void rip_cli_init(void)
 469 {
 470         install_element(CONFIG_NODE, &router_rip_cmd);
 471         install_element(CONFIG_NODE, &no_router_rip_cmd);
 472
 473         install_element(RIP_NODE, &rip_allow_ecmp_cmd);
 474         install_element(RIP_NODE, &rip_default_information_originate_cmd);
 475         install_element(RIP_NODE, &rip_default_metric_cmd);
 476         install_element(RIP_NODE, &no_rip_default_metric_cmd);
 477         install_element(RIP_NODE, &rip_distance_cmd);
 478         install_element(RIP_NODE, &no_rip_distance_cmd);
 479         install_element(RIP_NODE, &rip_distance_source_cmd);
 480         install_element(RIP_NODE, &no_rip_distance_source_cmd);
 481         install_element(RIP_NODE, &rip_neighbor_cmd);
 482         install_element(RIP_NODE, &rip_network_prefix_cmd);
 483         install_element(RIP_NODE, &rip_network_if_cmd);
 484         install_element(RIP_NODE, &rip_offset_list_cmd);
 485         install_element(RIP_NODE, &no_rip_offset_list_cmd);
 486 }