proto/ospf/config.Y

   1 /*
   2  *      BIRD -- OSPF Configuration
   3  *
   4  *      (c) 1999--2004 Ondrej Filip <feela@network.cz>
   5  *
   6  *      Can be freely distributed and used under the terms of the GNU GPL.
   7  */
   8
   9 CF_HDR
  10
  11 #include "proto/ospf/ospf.h"
  12
  13 CF_DEFINES
  14
  15 #define OSPF_CFG ((struct ospf_config *) this_proto)
  16 #define OSPF_PATT ((struct ospf_iface_patt *) this_ipatt)
  17
  18 static struct ospf_area_config *this_area;
  19 static struct nbma_node *this_nbma;
  20 static list *this_nets;
  21 static struct area_net_config *this_pref;
  22 static struct ospf_stubnet_config *this_stubnet;
  23
  24 static inline int ospf_cfg_is_v2(void) { return OSPF_CFG->ospf2; }
  25 static inline int ospf_cfg_is_v3(void) { return ! OSPF_CFG->ospf2; }
  26
  27 static void
  28 ospf_iface_finish(void)
  29 {
  30   struct ospf_iface_patt *ip = OSPF_PATT;
  31
  32   if (ip->deadint == 0)
  33     ip->deadint = ip->deadc * ip->helloint;
  34
  35   if (ip->waitint == 0)
  36     ip->waitint = ip->deadc * ip->helloint;
  37
  38   ip->passwords = get_passwords();
  39
  40   if ((ip->autype == OSPF_AUTH_CRYPT) && (ip->helloint < 5))
  41     log(L_WARN "Hello or poll interval less that 5 makes cryptographic authenication prone to replay attacks");
  42
  43   if ((ip->autype == OSPF_AUTH_NONE) && (ip->passwords != NULL))
  44     log(L_WARN "Password option without authentication option does not make sense");
  45 }
  46
  47 static void
  48 ospf_area_finish(void)
  49 {
  50   if ((this_area->areaid == 0) && (this_area->type != OPT_E))
  51     cf_error("Backbone area cannot be stub/NSSA");
  52
  53   if (this_area->summary && (this_area->type == OPT_E))
  54     cf_error("Only stub/NSSA areas can use summary propagation");
  55
  56   if (this_area->default_nssa && ((this_area->type != OPT_N) || ! this_area->summary))
  57     cf_error("Only NSSA areas with summary propagation can use NSSA default route");
  58
  59   if ((this_area->default_cost & LSA_EXT3_EBIT) && ! this_area->default_nssa)
  60     cf_error("Only NSSA default route can use type 2 metric");
  61 }
  62
  63 static void
  64 ospf_proto_finish(void)
  65 {
  66   struct ospf_config *cf = OSPF_CFG;
  67
  68   if (EMPTY_LIST(cf->area_list))
  69     cf_error( "No configured areas in OSPF");
  70
  71   int areano = 0;
  72   int backbone = 0;
  73   int nssa = 0;
  74   struct ospf_area_config *ac;
  75   WALK_LIST(ac, cf->area_list)
  76   {
  77     areano++;
  78     if (ac->areaid == 0)
  79       backbone = 1;
  80     if (ac->type == OPT_N)
  81       nssa = 1;
  82   }
  83
  84   cf->abr = areano > 1;
  85
  86   /* Route export or NSSA translation (RFC 3101 3.1) */
  87   cf->asbr = (this_proto->out_filter != FILTER_REJECT) || (nssa && cf->abr);
  88
  89   if (cf->abr && !backbone)
  90   {
  91     struct ospf_area_config *ac = cfg_allocz(sizeof(struct ospf_area_config));
  92     ac->type = OPT_E; /* Backbone is non-stub */
  93     add_head(&cf->area_list, NODE ac);
  94     init_list(&ac->patt_list);
  95     init_list(&ac->net_list);
  96     init_list(&ac->enet_list);
  97     init_list(&ac->stubnet_list);
  98   }
  99
 100   if (!cf->abr && !EMPTY_LIST(cf->vlink_list))
 101     cf_error("Vlinks cannot be used on single area router");
 102
 103   if (cf->asbr && (areano == 1) && (this_area->type == 0))
 104     cf_error("ASBR must be in non-stub area");
 105 }
 106
 107 static inline void
 108 ospf_check_defcost(int cost)
 109 {
 110   if ((cost <= 0) || (cost >= LSINFINITY))
 111    cf_error("Default cost must be in range 1-%d", LSINFINITY-1);
 112 }
 113
 114 static inline void
 115 ospf_check_auth(void)
 116 {
 117   if (ospf_cfg_is_v3())
 118     cf_error("Authentication not supported in OSPFv3");
 119 }
 120
 121
 122 CF_DECLS
 123
 124 CF_KEYWORDS(OSPF, AREA, OSPF_METRIC1, OSPF_METRIC2, OSPF_TAG, OSPF_ROUTER_ID)
 125 CF_KEYWORDS(NEIGHBORS, RFC1583COMPAT, STUB, TICK, COST, COST2, RETRANSMIT)
 126 CF_KEYWORDS(HELLO, TRANSMIT, PRIORITY, DEAD, TYPE, BROADCAST, BCAST, DEFAULT)
 127 CF_KEYWORDS(NONBROADCAST, NBMA, POINTOPOINT, PTP, POINTOMULTIPOINT, PTMP)
 128 CF_KEYWORDS(NONE, SIMPLE, AUTHENTICATION, STRICT, CRYPTOGRAPHIC, TTL, SECURITY)
 129 CF_KEYWORDS(ELIGIBLE, POLL, NETWORKS, HIDDEN, VIRTUAL, CHECK, LINK, ONLY, BFD)
 130 CF_KEYWORDS(RX, BUFFER, LARGE, NORMAL, STUBNET, HIDDEN, SUMMARY, TAG, EXTERNAL)
 131 CF_KEYWORDS(WAIT, DELAY, LSADB, ECMP, LIMIT, WEIGHT, NSSA, TRANSLATOR, STABILITY)
 132 CF_KEYWORDS(GLOBAL, LSID, ROUTER, SELF, INSTANCE, REAL, NETMASK, TX, PRIORITY, LENGTH)
 133 CF_KEYWORDS(SECONDARY, MERGE, LSA, SUPPRESSION)
 134
 135 %type <ld> lsadb_args
 136 %type <i> nbma_eligible
 137
 138 CF_GRAMMAR
 139
 140 CF_ADDTO(proto, ospf_proto '}' { ospf_proto_finish(); } )
 141
 142 ospf_proto_start: proto_start OSPF {
 143      this_proto = proto_config_new(&proto_ospf, $1);
 144      init_list(&OSPF_CFG->area_list);
 145      init_list(&OSPF_CFG->vlink_list);
 146      OSPF_CFG->tick = OSPF_DEFAULT_TICK;
 147      OSPF_CFG->ospf2 = OSPF_IS_V2;
 148   }
 149  ;
 150
 151 ospf_proto:
 152    ospf_proto_start proto_name '{'
 153  | ospf_proto ospf_proto_item ';'
 154  ;
 155
 156 ospf_proto_item:
 157    proto_item
 158  | RFC1583COMPAT bool { OSPF_CFG->rfc1583 = $2; }
 159  | STUB ROUTER bool { OSPF_CFG->stub_router = $3; }
 160  | ECMP bool { OSPF_CFG->ecmp = $2 ? OSPF_DEFAULT_ECMP_LIMIT : 0; }
 161  | ECMP bool LIMIT expr { OSPF_CFG->ecmp = $2 ? $4 : 0; if ($4 < 0) cf_error("ECMP limit cannot be negative"); }
 162  | MERGE EXTERNAL bool { OSPF_CFG->merge_external = $3; }
 163  | TICK expr { OSPF_CFG->tick = $2; if($2<=0) cf_error("Tick must be greater than zero"); }
 164  | INSTANCE ID expr { OSPF_CFG->instance_id = $3; if (($3<0) || ($3>255)) cf_error("Instance ID must be in range 0-255"); }
 165  | ospf_area
 166  ;
 167
 168 ospf_area_start: AREA idval {
 169   this_area = cfg_allocz(sizeof(struct ospf_area_config));
 170   add_tail(&OSPF_CFG->area_list, NODE this_area);
 171   this_area->areaid = $2;
 172   this_area->default_cost = OSPF_DEFAULT_STUB_COST;
 173   this_area->type = OPT_E;
 174   this_area->transint = OSPF_DEFAULT_TRANSINT;
 175
 176   init_list(&this_area->patt_list);
 177   init_list(&this_area->net_list);
 178   init_list(&this_area->enet_list);
 179   init_list(&this_area->stubnet_list);
 180  }
 181  ;
 182
 183 ospf_area: ospf_area_start '{' ospf_area_opts '}' { ospf_area_finish(); }
 184  ;
 185
 186 ospf_area_opts:
 187    /* empty */
 188  | ospf_area_opts ospf_area_item ';'
 189  ;
 190
 191 ospf_area_item:
 192    STUB bool { this_area->type = $2 ? 0 : OPT_E; /* We should remove the option */ }
 193  | NSSA { this_area->type = OPT_N; }
 194  | SUMMARY bool { this_area->summary = $2; }
 195  | DEFAULT NSSA bool { this_area->default_nssa = $3; }
 196  | DEFAULT COST expr { this_area->default_cost = $3; ospf_check_defcost($3); }
 197  | DEFAULT COST2 expr { this_area->default_cost = $3 | LSA_EXT3_EBIT; ospf_check_defcost($3); }
 198  | STUB COST expr { this_area->default_cost = $3; ospf_check_defcost($3); }
 199  | TRANSLATOR bool { this_area->translator = $2; }
 200  | TRANSLATOR STABILITY expr { this_area->transint = $3; }
 201  | NETWORKS { this_nets = &this_area->net_list; } '{' pref_list '}'
 202  | EXTERNAL { this_nets = &this_area->enet_list; } '{' pref_list '}'
 203  | STUBNET ospf_stubnet
 204  | INTERFACE ospf_iface
 205  | ospf_vlink
 206  ;
 207
 208 ospf_stubnet:
 209    ospf_stubnet_start '{' ospf_stubnet_opts '}'
 210  | ospf_stubnet_start
 211  ;
 212
 213 ospf_stubnet_start:
 214    net_ip {
 215      this_stubnet = cfg_allocz(sizeof(struct ospf_stubnet_config));
 216      add_tail(&this_area->stubnet_list, NODE this_stubnet);
 217      this_stubnet->prefix = $1.n;
 218      this_stubnet->cost = COST_D;
 219    }
 220  ;
 221
 222 ospf_stubnet_opts:
 223    /* empty */
 224  | ospf_stubnet_opts ospf_stubnet_item ';'
 225  ;
 226
 227 ospf_stubnet_item:
 228    HIDDEN bool { this_stubnet->hidden = $2; }
 229  | SUMMARY bool { this_stubnet->summary = $2; }
 230  | COST expr { this_stubnet->cost = $2; }
 231  ;
 232
 233 ospf_vlink:
 234    ospf_vlink_start ospf_instance_id '{' ospf_vlink_opts '}' { ospf_iface_finish(); }
 235  | ospf_vlink_start ospf_instance_id { ospf_iface_finish(); }
 236  ;
 237
 238 ospf_vlink_opts:
 239    /* empty */
 240  | ospf_vlink_opts ospf_vlink_item ';'
 241  ;
 242
 243 ospf_vlink_item:
 244  | HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
 245  | RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=1) cf_error("Retransmit int must be greater than one"); }
 246  | TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
 247  | WAIT expr { OSPF_PATT->waitint = $2 ; if ($2<=1) cf_error("Wait interval must be greater than one"); }
 248  | DEAD expr { OSPF_PATT->deadint = $2 ; if ($2<=1) cf_error("Dead interval must be greater than one"); }
 249  | DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
 250  | AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE;  }
 251  | AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE; ospf_check_auth(); }
 252  | AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT; ospf_check_auth(); }
 253  | password_list { ospf_check_auth(); }
 254  ;
 255
 256 ospf_vlink_start: VIRTUAL LINK idval
 257  {
 258   if (this_area->areaid == 0) cf_error("Virtual link cannot be in backbone");
 259   this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
 260   add_tail(&OSPF_CFG->vlink_list, NODE this_ipatt);
 261   init_list(&this_ipatt->ipn_list);
 262   OSPF_PATT->voa = this_area->areaid;
 263   OSPF_PATT->vid = $3;
 264   OSPF_PATT->helloint = HELLOINT_D;
 265   OSPF_PATT->rxmtint = RXMTINT_D;
 266   OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
 267   OSPF_PATT->deadc = DEADC_D;
 268   OSPF_PATT->type = OSPF_IT_VLINK;
 269   OSPF_PATT->instance_id = OSPF_CFG->instance_id;
 270   init_list(&OSPF_PATT->nbma_list);
 271   reset_passwords();
 272  }
 273 ;
 274
 275 ospf_iface_item:
 276    COST expr { OSPF_PATT->cost = $2 ; if (($2<=0) || ($2>65535)) cf_error("Cost must be in range 1-65535"); }
 277  | HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
 278  | POLL expr { OSPF_PATT->pollint = $2 ; if ($2<=0) cf_error("Poll int must be greater than zero"); }
 279  | RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=1) cf_error("Retransmit int must be greater than one"); }
 280  | WAIT expr { OSPF_PATT->waitint = $2 ; if ($2<=1) cf_error("Wait interval must be greater than one"); }
 281  | DEAD expr { OSPF_PATT->deadint = $2 ; if ($2<=1) cf_error("Dead interval must be greater than one"); }
 282  | DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
 283  | TYPE BROADCAST { OSPF_PATT->type = OSPF_IT_BCAST ; }
 284  | TYPE BCAST { OSPF_PATT->type = OSPF_IT_BCAST ; }
 285  | TYPE NONBROADCAST { OSPF_PATT->type = OSPF_IT_NBMA ; }
 286  | TYPE NBMA { OSPF_PATT->type = OSPF_IT_NBMA ; }
 287  | TYPE POINTOPOINT { OSPF_PATT->type = OSPF_IT_PTP ; }
 288  | TYPE PTP { OSPF_PATT->type = OSPF_IT_PTP ; }
 289  | TYPE POINTOMULTIPOINT { OSPF_PATT->type = OSPF_IT_PTMP ; }
 290  | TYPE PTMP { OSPF_PATT->type = OSPF_IT_PTMP ; }
 291  | REAL BROADCAST bool { OSPF_PATT->real_bcast = $3; if (!ospf_cfg_is_v2()) cf_error("Real broadcast option requires OSPFv2"); }
 292  | PTP NETMASK bool { OSPF_PATT->ptp_netmask = $3; if (!ospf_cfg_is_v2()) cf_error("PtP netmask option requires OSPFv2"); }
 293  | TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
 294  | PRIORITY expr { OSPF_PATT->priority = $2 ; if (($2<0) || ($2>255)) cf_error("Priority must be in range 0-255"); }
 295  | STRICT NONBROADCAST bool { OSPF_PATT->strictnbma = $3 ; }
 296  | STUB bool { OSPF_PATT->stub = $2 ; }
 297  | CHECK LINK bool { OSPF_PATT->check_link = $3; }
 298  | ECMP WEIGHT expr { OSPF_PATT->ecmp_weight = $3 - 1; if (($3<1) || ($3>256)) cf_error("ECMP weight must be in range 1-256"); }
 299  | LINK LSA SUPPRESSION bool { OSPF_PATT->link_lsa_suppression = $4; if (!ospf_cfg_is_v3()) cf_error("Link LSA suppression option requires OSPFv3"); }
 300  | NEIGHBORS '{' nbma_list '}'
 301  | AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE; }
 302  | AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE; ospf_check_auth(); }
 303  | AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT; ospf_check_auth(); }
 304  | RX BUFFER NORMAL { OSPF_PATT->rx_buffer = 0; }
 305  | RX BUFFER LARGE { OSPF_PATT->rx_buffer = OSPF_MAX_PKT_SIZE; }
 306  | RX BUFFER expr { OSPF_PATT->rx_buffer = $3; if (($3 < OSPF_MIN_PKT_SIZE) || ($3 > OSPF_MAX_PKT_SIZE)) cf_error("Buffer size must be in range 256-65535"); }
 307  | TX tos { OSPF_PATT->tx_tos = $2; }
 308  | TX PRIORITY expr { OSPF_PATT->tx_priority = $3; }
 309  | TX LENGTH expr { OSPF_PATT->tx_length = $3; if (($3 < OSPF_MIN_PKT_SIZE) || ($3 > OSPF_MAX_PKT_SIZE)) cf_error("TX length must be in range 256-65535"); }
 310  | TTL SECURITY bool { OSPF_PATT->ttl_security = $3; }
 311  | TTL SECURITY TX ONLY { OSPF_PATT->ttl_security = 2; }
 312  | BFD bool { OSPF_PATT->bfd = $2; cf_check_bfd($2); }
 313  | SECONDARY bool { OSPF_PATT->bsd_secondary = $2; }
 314  | password_list { ospf_check_auth(); }
 315  ;
 316
 317 pref_list:
 318  /* empty */
 319  | pref_list pref_item
 320  ;
 321
 322 pref_item: pref_base pref_opt ';' ;
 323
 324 pref_base: net_ip
 325  {
 326    this_pref = cfg_allocz(sizeof(struct area_net_config));
 327    add_tail(this_nets, NODE this_pref);
 328    this_pref->prefix = $1.n;
 329  }
 330 ;
 331
 332 pref_opt:
 333  /* empty */
 334  | HIDDEN { this_pref->hidden = 1; }
 335  | TAG expr { this_pref->tag = $2; }
 336  ;
 337
 338 nbma_list:
 339  /* empty */
 340  | nbma_list nbma_item
 341  ;
 342
 343 nbma_eligible:
 344  /* empty */ { $$ = 0; }
 345  | ELIGIBLE { $$ = 1; }
 346  ;
 347
 348 nbma_item: ipa nbma_eligible ';'
 349  {
 350    this_nbma = cfg_allocz(sizeof(struct nbma_node));
 351    add_tail(&OSPF_PATT->nbma_list, NODE this_nbma);
 352    this_nbma->ip=$1;
 353    this_nbma->eligible=$2;
 354  }
 355 ;
 356
 357 ospf_iface_start:
 358  {
 359   this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
 360   add_tail(&this_area->patt_list, NODE this_ipatt);
 361   init_list(&this_ipatt->ipn_list);
 362   OSPF_PATT->cost = COST_D;
 363   OSPF_PATT->helloint = HELLOINT_D;
 364   OSPF_PATT->pollint = POLLINT_D;
 365   OSPF_PATT->rxmtint = RXMTINT_D;
 366   OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
 367   OSPF_PATT->priority = PRIORITY_D;
 368   OSPF_PATT->deadc = DEADC_D;
 369   OSPF_PATT->type = OSPF_IT_UNDEF;
 370   OSPF_PATT->instance_id = OSPF_CFG->instance_id;
 371   init_list(&OSPF_PATT->nbma_list);
 372   OSPF_PATT->ptp_netmask = 2; /* not specified */
 373   OSPF_PATT->tx_tos = IP_PREC_INTERNET_CONTROL;
 374   OSPF_PATT->tx_priority = sk_priority_control;
 375   reset_passwords();
 376  }
 377 ;
 378
 379 ospf_instance_id:
 380    /* empty */
 381  | INSTANCE expr { OSPF_PATT->instance_id = $2; if (($2<0) || ($2>255)) cf_error("Instance ID must be in range 0-255"); }
 382  ;
 383
 384 ospf_iface_patt_list:
 385    iface_patt_list { if (ospf_cfg_is_v3()) iface_patt_check(); } ospf_instance_id
 386  ;
 387
 388 ospf_iface_opts:
 389    /* empty */
 390  | ospf_iface_opts ospf_iface_item ';'
 391  ;
 392
 393 ospf_iface_opt_list:
 394    /* empty */
 395  | '{' ospf_iface_opts '}'
 396  ;
 397
 398 ospf_iface:
 399   ospf_iface_start ospf_iface_patt_list ospf_iface_opt_list { ospf_iface_finish(); }
 400  ;
 401
 402 CF_ADDTO(dynamic_attr, OSPF_METRIC1 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC1); })
 403 CF_ADDTO(dynamic_attr, OSPF_METRIC2 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC2); })
 404 CF_ADDTO(dynamic_attr, OSPF_TAG { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_TAG); })
 405 CF_ADDTO(dynamic_attr, OSPF_ROUTER_ID { $$ = f_new_dynamic_attr(EAF_TYPE_ROUTER_ID | EAF_TEMP, T_QUAD, EA_OSPF_ROUTER_ID); })
 406
 407 CF_CLI_HELP(SHOW OSPF, ..., [[Show information about OSPF protocol]]);
 408 CF_CLI(SHOW OSPF, optsym, [<name>], [[Show information about OSPF protocol XXX]])
 409 { ospf_sh(proto_get_named($3, &proto_ospf)); };
 410
 411 CF_CLI(SHOW OSPF NEIGHBORS, optsym opttext, [<name>] [\"<interface>\"], [[Show information about OSPF neighbors]])
 412 { ospf_sh_neigh(proto_get_named($4, &proto_ospf), $5); };
 413
 414 CF_CLI(SHOW OSPF INTERFACE, optsym opttext, [<name>] [\"<interface>\"], [[Show information about interface]])
 415 { ospf_sh_iface(proto_get_named($4, &proto_ospf), $5); };
 416
 417 CF_CLI_HELP(SHOW OSPF TOPOLOGY, [all] [<name>], [[Show information about OSPF network topology]])
 418
 419 CF_CLI(SHOW OSPF TOPOLOGY, optsym opttext, [<name>], [[Show information about reachable OSPF network topology]])
 420 { ospf_sh_state(proto_get_named($4, &proto_ospf), 0, 1); };
 421
 422 CF_CLI(SHOW OSPF TOPOLOGY ALL, optsym opttext, [<name>], [[Show information about all OSPF network topology]])
 423 { ospf_sh_state(proto_get_named($5, &proto_ospf), 0, 0); };
 424
 425 CF_CLI_HELP(SHOW OSPF STATE, [all] [<name>], [[Show information about OSPF network state]])
 426
 427 CF_CLI(SHOW OSPF STATE, optsym opttext, [<name>], [[Show information about reachable OSPF network state]])
 428 { ospf_sh_state(proto_get_named($4, &proto_ospf), 1, 1); };
 429
 430 CF_CLI(SHOW OSPF STATE ALL, optsym opttext, [<name>], [[Show information about all OSPF network state]])
 431 { ospf_sh_state(proto_get_named($5, &proto_ospf), 1, 0); };
 432
 433 CF_CLI_HELP(SHOW OSPF LSADB, ..., [[Show content of OSPF LSA database]]);
 434 CF_CLI(SHOW OSPF LSADB, lsadb_args, [global | area <id> | link] [type <num>] [lsid <id>] [self | router <id>] [<proto>], [[Show content of OSPF LSA database]])
 435 { ospf_sh_lsadb($4); };
 436
 437 lsadb_args:
 438    /* empty */ {
 439      $$ = cfg_allocz(sizeof(struct lsadb_show_data));
 440    }
 441  | lsadb_args GLOBAL { $$ = $1; $$->scope = LSA_SCOPE_AS; }
 442  | lsadb_args AREA idval { $$ = $1; $$->scope = LSA_SCOPE_AREA; $$->area = $3; }
 443  | lsadb_args LINK { $$ = $1; $$->scope = 1; /* hack, 0 is no filter */ }
 444  | lsadb_args TYPE NUM { $$ = $1; $$->type = $3; }
 445  | lsadb_args LSID idval { $$ = $1; $$->lsid = $3; }
 446  | lsadb_args SELF { $$ = $1; $$->router = SH_ROUTER_SELF; }
 447  | lsadb_args ROUTER idval { $$ = $1; $$->router = $3; }
 448  | lsadb_args SYM { $$ = $1; $$->name = $2; }
 449  ;
 450
 451 CF_CODE
 452
 453 CF_END