mirror of
https://gitlab.nic.cz/labs/bird.git
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261 lines
7.7 KiB
Plaintext
261 lines
7.7 KiB
Plaintext
/*
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* BIRD -- OSPF Configuration
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*
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* (c) 1999--2004 Ondrej Filip <feela@network.cz>
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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CF_HDR
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#include "proto/ospf/ospf.h"
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CF_DEFINES
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#define OSPF_CFG ((struct ospf_config *) this_proto)
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static struct ospf_area_config *this_area;
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static struct iface_patt *this_ipatt;
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#define OSPF_PATT ((struct ospf_iface_patt *) this_ipatt)
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static struct nbma_node *this_nbma;
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static struct area_net_config *this_pref;
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CF_DECLS
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CF_KEYWORDS(OSPF, AREA, OSPF_METRIC1, OSPF_METRIC2, OSPF_TAG)
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CF_KEYWORDS(NEIGHBORS, RFC1583COMPAT, STUB, TICK, COST, RETRANSMIT)
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CF_KEYWORDS(HELLO, TRANSMIT, PRIORITY, DEAD, NONBROADCAST, POINTOPOINT, TYPE)
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CF_KEYWORDS(NONE, SIMPLE, AUTHENTICATION, STRICT, CRYPTOGRAPHIC)
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CF_KEYWORDS(ELIGIBLE, POLL, NETWORKS, HIDDEN, VIRTUAL, LINK)
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%type <t> opttext
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CF_GRAMMAR
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CF_ADDTO(proto, ospf_proto '}')
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ospf_proto_start: proto_start OSPF {
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this_proto = proto_config_new(&proto_ospf, sizeof(struct ospf_config));
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this_proto->preference = DEF_PREF_OSPF;
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init_list(&OSPF_CFG->area_list);
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OSPF_CFG->rfc1583 = DEFAULT_RFC1583;
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OSPF_CFG->tick = DEFAULT_OSPFTICK;
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}
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;
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ospf_proto:
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ospf_proto_start proto_name '{'
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| ospf_proto ospf_proto_item ';'
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;
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ospf_proto_item:
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proto_item
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| RFC1583COMPAT bool { OSPF_CFG->rfc1583 = $2; }
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| TICK expr { OSPF_CFG->tick = $2 ; if($2<=0) cf_error("Tick must be greater than zero"); }
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| ospf_area '}'
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;
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ospf_area_start: AREA idval '{' {
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this_area = cfg_allocz(sizeof(struct ospf_area_config));
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add_tail(&OSPF_CFG->area_list, NODE this_area);
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this_area->areaid = $2;
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this_area->stub = 0;
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init_list(&this_area->patt_list);
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init_list(&this_area->vlink_list);
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init_list(&this_area->net_list);
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}
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;
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ospf_area: ospf_area_start ospf_area_opts
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;
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ospf_area_opts:
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/* empty */
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| ospf_area_opts ospf_area_item ';'
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;
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ospf_area_item:
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STUB COST expr { this_area->stub = $3 ; if($3<=0) cf_error("Stub cost must be greater than zero"); }
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| STUB bool {if($2) { if(!this_area->stub) this_area->stub=DEFAULT_STUB_COST;}else{ this_area->stub=0;}}
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| NETWORKS '{' pref_list '}'
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| INTERFACE ospf_iface_list
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| ospf_vlink
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;
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ospf_vlink:
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ospf_vlink_start '{' ospf_vlink_opts '}'
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| ospf_vlink_start
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;
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ospf_vlink_opts:
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/* empty */
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| ospf_vlink_opts ospf_vlink_item ';'
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;
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ospf_vlink_item:
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| HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
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| RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=0) cf_error("Retransmit int must be greater than zero"); }
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| TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
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| WAIT expr { OSPF_PATT->waitint = $2 ; }
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| DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
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| AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE ; }
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| AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE ; }
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| AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT ; }
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| password_list {OSPF_PATT->passwords = $1; }
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;
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ospf_vlink_start: VIRTUAL LINK idval
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{
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if (this_area->areaid == 0) cf_error("Virtual link cannot be in backbone");
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this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
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add_tail(&this_area->vlink_list, NODE this_ipatt);
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OSPF_PATT->vid = $3;
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OSPF_PATT->cost = COST_D;
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OSPF_PATT->helloint = HELLOINT_D;
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OSPF_PATT->rxmtint = RXMTINT_D;
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OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
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OSPF_PATT->waitint = WAIT_DMH*HELLOINT_D;
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OSPF_PATT->deadc = DEADC_D;
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OSPF_PATT->type = OSPF_IT_VLINK;
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init_list(&OSPF_PATT->nbma_list);
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OSPF_PATT->autype = OSPF_AUTH_NONE;
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}
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;
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ospf_iface_item:
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COST expr { OSPF_PATT->cost = $2 ; if (($2<=0) || ($2>65535)) cf_error("Cost must be in range 1-65535"); }
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| HELLO expr { OSPF_PATT->helloint = $2 ; if (($2<=0) || ($2>65535)) cf_error("Hello interval must be in range 1-65535"); }
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| POLL expr { OSPF_PATT->pollint = $2 ; if ($2<=0) cf_error("Poll int must be greater than zero"); }
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| RETRANSMIT expr { OSPF_PATT->rxmtint = $2 ; if ($2<=0) cf_error("Retransmit int must be greater than zero"); }
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| TRANSMIT DELAY expr { OSPF_PATT->inftransdelay = $3 ; if (($3<=0) || ($3>65535)) cf_error("Transmit delay must be in range 1-65535"); }
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| PRIORITY expr { OSPF_PATT->priority = $2 ; if (($2<0) || ($2>255)) cf_error("Priority must be in range 0-255")}
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| WAIT expr { OSPF_PATT->waitint = $2 ; }
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| DEAD COUNT expr { OSPF_PATT->deadc = $3 ; if ($3<=1) cf_error("Dead count must be greater than one"); }
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| TYPE BROADCAST { OSPF_PATT->type = OSPF_IT_BCAST ; }
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| TYPE NONBROADCAST { OSPF_PATT->type = OSPF_IT_NBMA ; }
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| TYPE POINTOPOINT { OSPF_PATT->type = OSPF_IT_PTP ; }
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| STRICT NONBROADCAST bool { OSPF_PATT->strictnbma = $3 ; }
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| STUB bool { OSPF_PATT->stub = $2 ; }
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| NEIGHBORS '{' ipa_list '}'
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| AUTHENTICATION NONE { OSPF_PATT->autype = OSPF_AUTH_NONE ; }
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| AUTHENTICATION SIMPLE { OSPF_PATT->autype = OSPF_AUTH_SIMPLE ; }
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| AUTHENTICATION CRYPTOGRAPHIC { OSPF_PATT->autype = OSPF_AUTH_CRYPT ; }
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| password_list {OSPF_PATT->passwords = $1; }
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;
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pref_list:
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/* empty */
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| pref_list pref_item
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;
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pref_item:
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pref_el
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| pref_hid;
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pref_el: prefix ';'
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{
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this_pref = cfg_allocz(sizeof(struct area_net_config));
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add_tail(&this_area->net_list, NODE this_pref);
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this_pref->px.addr = $1.addr;
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this_pref->px.len = $1.len;
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}
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;
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pref_hid: prefix HIDDEN ';'
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{
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this_pref = cfg_allocz(sizeof(struct area_net_config));
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add_tail(&this_area->net_list, NODE this_pref);
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this_pref->px.addr = $1.addr;
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this_pref->px.len = $1.len;
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this_pref->hidden = 1;
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}
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;
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ipa_list:
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/* empty */
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| ipa_list ipa_item
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;
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ipa_item:
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ipa_el
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| ipa_ne;
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ipa_el: IPA ';'
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{
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this_nbma = cfg_allocz(sizeof(struct nbma_node));
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add_tail(&OSPF_PATT->nbma_list, NODE this_nbma);
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this_nbma->ip=$1;
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this_nbma->eligible=0;
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}
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;
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ipa_ne: IPA ELIGIBLE ';'
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{
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this_nbma = cfg_allocz(sizeof(struct nbma_node));
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add_tail(&OSPF_PATT->nbma_list, NODE this_nbma);
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this_nbma->ip=$1;
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this_nbma->eligible=1;
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}
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;
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ospf_iface_start:
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{
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this_ipatt = cfg_allocz(sizeof(struct ospf_iface_patt));
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add_tail(&this_area->patt_list, NODE this_ipatt);
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OSPF_PATT->cost = COST_D;
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OSPF_PATT->helloint = HELLOINT_D;
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OSPF_PATT->pollint = POLLINT_D;
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OSPF_PATT->rxmtint = RXMTINT_D;
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OSPF_PATT->inftransdelay = INFTRANSDELAY_D;
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OSPF_PATT->priority = PRIORITY_D;
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OSPF_PATT->waitint = WAIT_DMH*HELLOINT_D;
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OSPF_PATT->deadc = DEADC_D;
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OSPF_PATT->type = OSPF_IT_UNDEF;
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OSPF_PATT->strictnbma = 0;
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OSPF_PATT->stub = 0;
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init_list(&OSPF_PATT->nbma_list);
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OSPF_PATT->autype = OSPF_AUTH_NONE;
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}
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;
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ospf_iface_opts:
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/* empty */
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| ospf_iface_opts ospf_iface_item ';'
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;
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ospf_iface_opt_list:
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/* empty */
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| '{' ospf_iface_opts '}'
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;
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ospf_iface:
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ospf_iface_start iface_patt ospf_iface_opt_list
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;
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ospf_iface_list:
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ospf_iface
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| ospf_iface_list ',' ospf_iface
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;
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opttext:
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TEXT
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| /* empty */ { $$ = NULL; }
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;
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CF_ADDTO(dynamic_attr, OSPF_METRIC1 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC1); })
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CF_ADDTO(dynamic_attr, OSPF_METRIC2 { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_METRIC2); })
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CF_ADDTO(dynamic_attr, OSPF_TAG { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_OSPF_TAG); })
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CF_CLI(SHOW OSPF, optsym, [<name>], [[Show information about OSPF protocol]])
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{ ospf_sh(proto_get_named($3, &proto_ospf)); } ;
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CF_CLI(SHOW OSPF NEIGHBORS, optsym opttext, [<name>] [\"<interface>\"], [[Show information about OSPF neighbors]])
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{ ospf_sh_neigh(proto_get_named($4, &proto_ospf), $5); } ;
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CF_CLI(SHOW OSPF INTERFACE, optsym opttext, [<name>] [\"<interface>\"], [[Show information about interface]])
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{ ospf_sh_iface(proto_get_named($4, &proto_ospf), $5); };
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CF_CODE
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CF_END
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