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   /* Define default channel */
  72   if (EMPTY_LIST(this_proto->channels))
  73     channel_config_new(NULL, this_proto->net_type, this_proto);
  74
  75   int areano = 0;
  76   int backbone = 0;
  77   int nssa = 0;
  78   struct ospf_area_config *ac;
  79   WALK_LIST(ac, cf->area_list)
  80   {
  81     areano++;
  82     if (ac->areaid == 0)
  83       backbone = 1;
  84     if (ac->type == OPT_N)
  85       nssa = 1;
  86   }
  87
  88   cf->abr = areano > 1;
  89
  90   /* Route export or NSSA translation (RFC 3101 3.1) */
  91   cf->asbr = (proto_cf_main_channel(this_proto)->out_filter != FILTER_REJECT) || (nssa && cf->abr);
  92
  93   if (cf->abr && !backbone)
  94   {
  95     struct ospf_area_config *ac = cfg_allocz(sizeof(struct ospf_area_config));
  96     ac->type = OPT_E; /* Backbone is non-stub */
  97     add_head(&cf->area_list, NODE ac);
  98     init_list(&ac->patt_list);
  99     init_list(&ac->net_list);
 100     init_list(&ac->enet_list);
 101     init_list(&ac->stubnet_list);
 102   }
 103
 104   if (!cf->abr && !EMPTY_LIST(cf->vlink_list))
 105     cf_error("Vlinks cannot be used on single area router");
 106
 107   if (cf->asbr && (areano == 1) && (this_area->type == 0))
 108     cf_error("ASBR must be in non-stub area");
 109 }
 110
 111 static inline void
 112 ospf_check_defcost(int cost)
 113 {
 114   if ((cost <= 0) || (cost >= LSINFINITY))
 115    cf_error("Default cost must be in range 1-%d", LSINFINITY-1);
 116 }
 117
 118 static inline void
 119 ospf_check_auth(void)
 120 {
 121   if (ospf_cfg_is_v3())
 122     cf_error("Authentication not supported in OSPFv3");
 123 }
 124
 125
 126 CF_DECLS
 127
 128 CF_KEYWORDS(OSPF, AREA, OSPF_METRIC1, OSPF_METRIC2, OSPF_TAG, OSPF_ROUTER_ID)
 129 CF_KEYWORDS(NEIGHBORS, RFC1583COMPAT, STUB, TICK, COST, COST2, RETRANSMIT)
 130 CF_KEYWORDS(HELLO, TRANSMIT, PRIORITY, DEAD, TYPE, BROADCAST, BCAST, DEFAULT)
 131 CF_KEYWORDS(NONBROADCAST, NBMA, POINTOPOINT, PTP, POINTOMULTIPOINT, PTMP)
 132 CF_KEYWORDS(NONE, SIMPLE, AUTHENTICATION, STRICT, CRYPTOGRAPHIC, TTL, SECURITY)
 133 CF_KEYWORDS(ELIGIBLE, POLL, NETWORKS, HIDDEN, VIRTUAL, CHECK, LINK, ONLY, BFD)
 134 CF_KEYWORDS(RX, BUFFER, LARGE, NORMAL, STUBNET, HIDDEN, SUMMARY, TAG, EXTERNAL)
 135 CF_KEYWORDS(WAIT, DELAY, LSADB, ECMP, LIMIT, WEIGHT, NSSA, TRANSLATOR, STABILITY)
 136 CF_KEYWORDS(GLOBAL, LSID, ROUTER, SELF, INSTANCE, REAL, NETMASK, TX, PRIORITY, LENGTH)
 137 CF_KEYWORDS(SECONDARY, MERGE, LSA, SUPPRESSION, OSPF2, OSPF3)
 138
 139 %type <ld> lsadb_args
 140 %type <i> ospf_variant nbma_eligible
 141
 142 CF_GRAMMAR
 143
 144 CF_ADDTO(proto, ospf_proto '}' { ospf_proto_finish(); } )
 145
 146 ospf_variant:
 147    OSPF  { $$ = 1; }
 148  | OSPF2 { $$ = 1; }
 149  | OSPF3 { $$ = 0; }
 150  ;
 151
 152 ospf_proto_start: proto_start ospf_variant
 153 {
 154   this_proto = proto_config_new(&proto_ospf, $1);
 155   this_proto->net_type = $2 ? NET_IP4 : NET_IP6;
 156
 157   init_list(&OSPF_CFG->area_list);
 158   init_list(&OSPF_CFG->vlink_list);
 159   OSPF_CFG->tick = OSPF_DEFAULT_TICK;
 160   OSPF_CFG->ospf2 = $2;
 161 };
 162
 163 ospf_proto:
 164    ospf_proto_start proto_name '{'
 165  | ospf_proto ospf_proto_item ';'
 166  ;
 167
 168 ospf_proto_item:
 169    proto_item
 170  | proto_channel
 171  | RFC1583COMPAT bool { OSPF_CFG->rfc1583 = $2; }
 172  | STUB ROUTER bool { OSPF_CFG->stub_router = $3; }
 173  | ECMP bool { OSPF_CFG->ecmp = $2 ? OSPF_DEFAULT_ECMP_LIMIT : 0; }
 174  | ECMP bool LIMIT expr { OSPF_CFG->ecmp = $2 ? $4 : 0; if ($4 < 0) cf_error("ECMP limit cannot be negative"); }
 175  | MERGE EXTERNAL bool { OSPF_CFG->merge_external = $3; }
 176  | TICK expr { OSPF_CFG->tick = $2; if($2<=0) cf_error("Tick must be greater than zero"); }
 177  | INSTANCE ID expr { OSPF_CFG->instance_id = $3; if (($3<0) || ($3>255)) cf_error("Instance ID must be in range 0-255"); }
 178  | ospf_area
 179  ;
 180
 181 ospf_area_start: AREA idval {
 182   this_area = cfg_allocz(sizeof(struct ospf_area_config));
 183   add_tail(&OSPF_CFG->area_list, NODE this_area);
 184   this_area->areaid = $2;
 185   this_area->default_cost = OSPF_DEFAULT_STUB_COST;
 186   this_area->type = OPT_E;
 187   this_area->transint = OSPF_DEFAULT_TRANSINT;
 188
 189   init_list(&this_area->patt_list);
 190   init_list(&this_area->net_list);
 191   init_list(&this_area->enet_list);
 192   init_list(&this_area->stubnet_list);
 193  }
 194  ;
 195
 196 ospf_area: ospf_area_start '{' ospf_area_opts '}' { ospf_area_finish(); }
 197  ;
 198
 199 ospf_area_opts:
 200    /* empty */
 201  | ospf_area_opts ospf_area_item ';'
 202  ;
 203
 204 ospf_area_item:
 205    STUB bool { this_area->type = $2 ? 0 : OPT_E; /* We should remove the option */ }
 206  | NSSA { this_area->type = OPT_N; }
 207  | SUMMARY bool { this_area->summary = $2; }
 208  | DEFAULT NSSA bool { this_area->default_nssa = $3; }
 209  | DEFAULT COST expr { this_area->default_cost = $3; ospf_check_defcost($3); }
 210  | DEFAULT COST2 expr { this_area->default_cost = $3 | LSA_EXT3_EBIT; ospf_check_defcost($3); }
 211  | STUB COST expr { this_area->default_cost = $3; ospf_check_defcost($3); }
 212  | TRANSLATOR bool { this_area->translator = $2; }
 213  | TRANSLATOR STABILITY expr { this_area->transint = $3; }
 214  | NETWORKS { this_nets = &this_area->net_list; } '{' pref_list '}'
 215  | EXTERNAL { this_nets = &this_area->enet_list; } '{' pref_list '}'
 216  | STUBNET ospf_stubnet
 217  | INTERFACE ospf_iface
 218  | ospf_vlink
 219  ;
 220
 221 ospf_stubnet:
 222    ospf_stubnet_start '{' ospf_stubnet_opts '}'
 223  | ospf_stubnet_start
 224  ;
 225
 226 ospf_stubnet_start:
 227    net_ip {
 228      this_stubnet = cfg_allocz(sizeof(struct ospf_stubnet_config));
 229      add_tail(&this_area->stubnet_list, NODE this_stubnet);
 230      this_stubnet->prefix = $1;
 231      this_stubnet->cost = COST_D;
 232    }
 233  ;
 234
 235 ospf_stubnet_opts:
 236    /* empty */
 237  | ospf_stubnet_opts ospf_stubnet_item ';'
 238  ;
 239
 240 ospf_stubnet_item:
 241    HIDDEN bool { this_stubnet->hidden = $2; }
 242  | SUMMARY bool { this_stubnet->summary = $2; }
 243  | COST expr { this_stubnet->cost = $2; }
 244  ;
 245
 246 ospf_vlink:
 247    ospf_vlink_start ospf_instance_id '{' ospf_vlink_opts '}' { ospf_iface_finish(); }
 248  | ospf_vlink_start ospf_instance_id { ospf_iface_finish(); }
 249  ;
 250
 251 ospf_vlink_opts:
 252    /* empty */
 253  | ospf_vlink_opts ospf_vlink_item ';'
 254  ;
 255
 256 ospf_vlink_item:
 257  | HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
 258  | RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=1) cf_error("Retransmit int must be greater than one"); }
 259  | TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
 260  | WAIT expr { OSPF_PATT->waitint = $2 ; if ($2<=1) cf_error("Wait interval must be greater than one"); }
 261  | DEAD expr { OSPF_PATT->deadint = $2 ; if ($2<=1) cf_error("Dead interval must be greater than one"); }
 262  | DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
 263  | AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE;  }
 264  | AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE; ospf_check_auth(); }
 265  | AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT; ospf_check_auth(); }
 266  | password_list { ospf_check_auth(); }
 267  ;
 268
 269 ospf_vlink_start: VIRTUAL LINK idval
 270  {
 271   if (this_area->areaid == 0) cf_error("Virtual link cannot be in backbone");
 272   this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
 273   add_tail(&OSPF_CFG->vlink_list, NODE this_ipatt);
 274   init_list(&this_ipatt->ipn_list);
 275   OSPF_PATT->voa = this_area->areaid;
 276   OSPF_PATT->vid = $3;
 277   OSPF_PATT->helloint = HELLOINT_D;
 278   OSPF_PATT->rxmtint = RXMTINT_D;
 279   OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
 280   OSPF_PATT->deadc = DEADC_D;
 281   OSPF_PATT->type = OSPF_IT_VLINK;
 282   OSPF_PATT->instance_id = OSPF_CFG->instance_id;
 283   init_list(&OSPF_PATT->nbma_list);
 284   reset_passwords();
 285  }
 286 ;
 287
 288 ospf_iface_item:
 289    COST expr { OSPF_PATT->cost = $2 ; if (($2<=0) || ($2>65535)) cf_error("Cost must be in range 1-65535"); }
 290  | HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
 291  | POLL expr { OSPF_PATT->pollint = $2 ; if ($2<=0) cf_error("Poll int must be greater than zero"); }
 292  | RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=1) cf_error("Retransmit int must be greater than one"); }
 293  | WAIT expr { OSPF_PATT->waitint = $2 ; if ($2<=1) cf_error("Wait interval must be greater than one"); }
 294  | DEAD expr { OSPF_PATT->deadint = $2 ; if ($2<=1) cf_error("Dead interval must be greater than one"); }
 295  | DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
 296  | TYPE BROADCAST { OSPF_PATT->type = OSPF_IT_BCAST ; }
 297  | TYPE BCAST { OSPF_PATT->type = OSPF_IT_BCAST ; }
 298  | TYPE NONBROADCAST { OSPF_PATT->type = OSPF_IT_NBMA ; }
 299  | TYPE NBMA { OSPF_PATT->type = OSPF_IT_NBMA ; }
 300  | TYPE POINTOPOINT { OSPF_PATT->type = OSPF_IT_PTP ; }
 301  | TYPE PTP { OSPF_PATT->type = OSPF_IT_PTP ; }
 302  | TYPE POINTOMULTIPOINT { OSPF_PATT->type = OSPF_IT_PTMP ; }
 303  | TYPE PTMP { OSPF_PATT->type = OSPF_IT_PTMP ; }
 304  | REAL BROADCAST bool { OSPF_PATT->real_bcast = $3; if (!ospf_cfg_is_v2()) cf_error("Real broadcast option requires OSPFv2"); }
 305  | PTP NETMASK bool { OSPF_PATT->ptp_netmask = $3; if (!ospf_cfg_is_v2()) cf_error("PtP netmask option requires OSPFv2"); }
 306  | TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
 307  | PRIORITY expr { OSPF_PATT->priority = $2 ; if (($2<0) || ($2>255)) cf_error("Priority must be in range 0-255"); }
 308  | STRICT NONBROADCAST bool { OSPF_PATT->strictnbma = $3 ; }
 309  | STUB bool { OSPF_PATT->stub = $2 ; }
 310  | CHECK LINK bool { OSPF_PATT->check_link = $3; }
 311  | ECMP WEIGHT expr { OSPF_PATT->ecmp_weight = $3 - 1; if (($3<1) || ($3>256)) cf_error("ECMP weight must be in range 1-256"); }
 312  | LINK LSA SUPPRESSION bool { OSPF_PATT->link_lsa_suppression = $4; if (!ospf_cfg_is_v3()) cf_error("Link LSA suppression option requires OSPFv3"); }
 313  | NEIGHBORS '{' nbma_list '}'
 314  | AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE; }
 315  | AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE; ospf_check_auth(); }
 316  | AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT; ospf_check_auth(); }
 317  | RX BUFFER NORMAL { OSPF_PATT->rx_buffer = 0; }
 318  | RX BUFFER LARGE { OSPF_PATT->rx_buffer = OSPF_MAX_PKT_SIZE; }
 319  | 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"); }
 320  | TX tos { OSPF_PATT->tx_tos = $2; }
 321  | TX PRIORITY expr { OSPF_PATT->tx_priority = $3; }
 322  | 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"); }
 323  | TTL SECURITY bool { OSPF_PATT->ttl_security = $3; }
 324  | TTL SECURITY TX ONLY { OSPF_PATT->ttl_security = 2; }
 325  | BFD bool { OSPF_PATT->bfd = $2; cf_check_bfd($2); }
 326  | password_list { ospf_check_auth(); }
 327  ;
 328
 329 pref_list:
 330  /* empty */
 331  | pref_list pref_item
 332  ;
 333
 334 pref_item: pref_base pref_opt ';' ;
 335
 336 pref_base: net_ip
 337  {
 338    this_pref = cfg_allocz(sizeof(struct area_net_config));
 339    add_tail(this_nets, NODE this_pref);
 340    this_pref->prefix = $1;
 341  }
 342 ;
 343
 344 pref_opt:
 345  /* empty */
 346  | HIDDEN { this_pref->hidden = 1; }
 347  | TAG expr { this_pref->tag = $2; }
 348  ;
 349
 350 nbma_list:
 351  /* empty */
 352  | nbma_list nbma_item
 353  ;
 354
 355 nbma_eligible:
 356  /* empty */ { $$ = 0; }
 357  | ELIGIBLE { $$ = 1; }
 358  ;
 359
 360 nbma_item: ipa nbma_eligible ';'
 361  {
 362    this_nbma = cfg_allocz(sizeof(struct nbma_node));
 363    add_tail(&OSPF_PATT->nbma_list, NODE this_nbma);
 364    this_nbma->ip=$1;
 365    this_nbma->eligible=$2;
 366  }
 367 ;
 368
 369 ospf_iface_start:
 370  {
 371   this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
 372   add_tail(&this_area->patt_list, NODE this_ipatt);
 373   init_list(&this_ipatt->ipn_list);
 374   OSPF_PATT->cost = COST_D;
 375   OSPF_PATT->helloint = HELLOINT_D;
 376   OSPF_PATT->pollint = POLLINT_D;
 377   OSPF_PATT->rxmtint = RXMTINT_D;
 378   OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
 379   OSPF_PATT->priority = PRIORITY_D;
 380   OSPF_PATT->deadc = DEADC_D;
 381   OSPF_PATT->type = OSPF_IT_UNDEF;
 382   OSPF_PATT->instance_id = OSPF_CFG->instance_id;
 383   init_list(&OSPF_PATT->nbma_list);
 384   OSPF_PATT->ptp_netmask = 2; /* not specified */
 385   OSPF_PATT->tx_tos = IP_PREC_INTERNET_CONTROL;
 386   OSPF_PATT->tx_priority = sk_priority_control;
 387   reset_passwords();
 388  }
 389 ;
 390
 391 ospf_instance_id:
 392    /* empty */
 393  | INSTANCE expr { OSPF_PATT->instance_id = $2; if (($2<0) || ($2>255)) cf_error("Instance ID must be in range 0-255"); }
 394  ;
 395
 396 ospf_iface_patt_list:
 397    iface_patt_list { if (ospf_cfg_is_v3()) iface_patt_check(); } ospf_instance_id
 398  ;
 399
 400 ospf_iface_opts:
 401    /* empty */
 402  | ospf_iface_opts ospf_iface_item ';'
 403  ;
 404
 405 ospf_iface_opt_list:
 406    /* empty */
 407  | '{' ospf_iface_opts '}'
 408  ;
 409
 410 ospf_iface:
 411   ospf_iface_start ospf_iface_patt_list ospf_iface_opt_list { ospf_iface_finish(); }
 412  ;
 413
 414 CF_ADDTO(dynamic_attr, OSPF_METRIC1 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC1); })
 415 CF_ADDTO(dynamic_attr, OSPF_METRIC2 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC2); })
 416 CF_ADDTO(dynamic_attr, OSPF_TAG { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_TAG); })
 417 CF_ADDTO(dynamic_attr, OSPF_ROUTER_ID { $$ = f_new_dynamic_attr(EAF_TYPE_ROUTER_ID | EAF_TEMP, T_QUAD, EA_OSPF_ROUTER_ID); })
 418
 419 CF_CLI_HELP(SHOW OSPF, ..., [[Show information about OSPF protocol]]);
 420 CF_CLI(SHOW OSPF, optsym, [<name>], [[Show information about OSPF protocol XXX]])
 421 { ospf_sh(proto_get_named($3, &proto_ospf)); };
 422
 423 CF_CLI(SHOW OSPF NEIGHBORS, optsym opttext, [<name>] [\"<interface>\"], [[Show information about OSPF neighbors]])
 424 { ospf_sh_neigh(proto_get_named($4, &proto_ospf), $5); };
 425
 426 CF_CLI(SHOW OSPF INTERFACE, optsym opttext, [<name>] [\"<interface>\"], [[Show information about interface]])
 427 { ospf_sh_iface(proto_get_named($4, &proto_ospf), $5); };
 428
 429 CF_CLI_HELP(SHOW OSPF TOPOLOGY, [all] [<name>], [[Show information about OSPF network topology]])
 430
 431 CF_CLI(SHOW OSPF TOPOLOGY, optsym opttext, [<name>], [[Show information about reachable OSPF network topology]])
 432 { ospf_sh_state(proto_get_named($4, &proto_ospf), 0, 1); };
 433
 434 CF_CLI(SHOW OSPF TOPOLOGY ALL, optsym opttext, [<name>], [[Show information about all OSPF network topology]])
 435 { ospf_sh_state(proto_get_named($5, &proto_ospf), 0, 0); };
 436
 437 CF_CLI_HELP(SHOW OSPF STATE, [all] [<name>], [[Show information about OSPF network state]])
 438
 439 CF_CLI(SHOW OSPF STATE, optsym opttext, [<name>], [[Show information about reachable OSPF network state]])
 440 { ospf_sh_state(proto_get_named($4, &proto_ospf), 1, 1); };
 441
 442 CF_CLI(SHOW OSPF STATE ALL, optsym opttext, [<name>], [[Show information about all OSPF network state]])
 443 { ospf_sh_state(proto_get_named($5, &proto_ospf), 1, 0); };
 444
 445 CF_CLI_HELP(SHOW OSPF LSADB, ..., [[Show content of OSPF LSA database]]);
 446 CF_CLI(SHOW OSPF LSADB, lsadb_args, [global | area <id> | link] [type <num>] [lsid <id>] [self | router <id>] [<proto>], [[Show content of OSPF LSA database]])
 447 { ospf_sh_lsadb($4); };
 448
 449 lsadb_args:
 450    /* empty */ {
 451      $$ = cfg_allocz(sizeof(struct lsadb_show_data));
 452    }
 453  | lsadb_args GLOBAL { $$ = $1; $$->scope = LSA_SCOPE_AS; }
 454  | lsadb_args AREA idval { $$ = $1; $$->scope = LSA_SCOPE_AREA; $$->area = $3; }
 455  | lsadb_args LINK { $$ = $1; $$->scope = 1; /* hack, 0 is no filter */ }
 456  | lsadb_args TYPE NUM { $$ = $1; $$->type = $3; }
 457  | lsadb_args LSID idval { $$ = $1; $$->lsid = $3; }
 458  | lsadb_args SELF { $$ = $1; $$->router = SH_ROUTER_SELF; }
 459  | lsadb_args ROUTER idval { $$ = $1; $$->router = $3; }
 460  | lsadb_args SYM { $$ = $1; $$->name = $2; }
 461  ;
 462
 463 CF_CODE
 464
 465 CF_END