diff options
Diffstat (limited to 'proto/ospf')
| -rw-r--r-- | proto/ospf/ospf.c | 173 |
1 files changed, 172 insertions, 1 deletions
diff --git a/proto/ospf/ospf.c b/proto/ospf/ospf.c index 70098aa..698c6a2 100644 --- a/proto/ospf/ospf.c +++ b/proto/ospf/ospf.c @@ -350,11 +350,182 @@ ospf_get_attr(eattr *a, byte *buf) default: return GA_UNKNOWN; } } +static int +ospf_patt_compare(struct ospf_iface_patt *a, struct ospf_iface_patt *b) +{ + return ((a->cost==b->cost)&&(a->type==b->type)&&(a->priority==b->priority)); +} static int ospf_reconfigure(struct proto *p, struct proto_config *c) { - return 0; /* Alway down :-( */ + struct ospf_config *old=(struct ospf_config *)(p->cf); + struct ospf_config *new=(struct ospf_config *)c; + struct ospf_area_config *ac1,*ac2; + struct proto_ospf *po=( struct proto_ospf *)p; + struct ospf_iface_patt *ip1,*ip2; + struct ospf_iface *ifa; + struct nbma_node *nb1,*nb2,*nbnx; + struct ospf_area *oa; + int found; + + po->rfc1583=new->rfc1583; /* FIXME but if differs schedule RT calc */ + + ac1=HEAD(old->area_list); + ac2=HEAD(new->area_list); + + /* I should get it in same order */ + + while(((NODE (ac1))->next!=NULL) && ((NODE (ac2))->next!=NULL)) + { + if(ac1->areaid!=ac2->areaid) return 0; + if(ac1->stub!=ac2->stub) return 0; + if(ac1->tick!=ac2->tick) + { + WALK_LIST(oa,po->area_list) + { + if(oa->areaid==ac2->areaid) + { + oa->tick=ac2->tick; + tm_start(oa->disp_timer,oa->tick); + OSPF_TRACE(D_EVENTS, + "Changing tick interval on area %I from %d to %d", + oa->areaid, ac1->tick, ac2->tick); + break; + } + } + } + + if(!iface_patts_equal(&ac1->patt_list, &ac2->patt_list, + (void *) ospf_patt_compare)) + return 0; + + WALK_LIST(ifa, po->iface_list) + { + if(ip1=(struct ospf_iface_patt *) + iface_patt_match(&ac1->patt_list, ifa->iface)) + { + /* Now reconfigure interface */ + if(!(ip2=(struct ospf_iface_patt *) + iface_patt_match(&ac2->patt_list, ifa->iface))) return 0; + + /* HELLO TIMER */ + if(ip1->helloint!=ip2->helloint) + { + ifa->helloint=ip2->helloint; + ifa->hello_timer->recurrent=ifa->helloint; + tm_start(ifa->hello_timer,ifa->helloint); + OSPF_TRACE(D_EVENTS, + "Changing hello interval on interface %s from %d to %d", + ifa->iface->name,ip1->helloint,ip2->helloint); + } + + /* AUTHETICATION */ + if(ip1->autype!=ip2->autype) + { + ifa->autype=ip2->autype; + OSPF_TRACE(D_EVENTS, + "Changing autentication type on interface %s", + ifa->iface->name); + } + if(strncmp(ip1->password,ip2->password,8)!=0) + { + memcpy(ifa->aukey,ip2->password,8); + OSPF_TRACE(D_EVENTS, + "Changing password on interface %s", + ifa->iface->name); + } + + /* RXMT */ + if(ip1->rxmtint!=ip2->rxmtint) + { + ifa->rxmtint=ip2->rxmtint; + OSPF_TRACE(D_EVENTS, + "Changing retransmit interval on interface %s from %d to %d", + ifa->iface->name,ip1->rxmtint,ip2->rxmtint); + } + + /* WAIT */ + if(ip1->waitint!=ip2->waitint) + { + ifa->waitint=ip2->waitint; + if(ifa->wait_timer->expires!=0) + tm_start(ifa->wait_timer,ifa->waitint); + OSPF_TRACE(D_EVENTS, + "Changing wait interval on interface %s from %d to %d", + ifa->iface->name,ip1->waitint,ip2->waitint); + } + + /* INFTRANS */ + if(ip1->inftransdelay!=ip2->inftransdelay) + { + ifa->inftransdelay=ip2->inftransdelay; + OSPF_TRACE(D_EVENTS, + "Changing transmit delay on interface %s from %d to %d", + ifa->iface->name,ip1->inftransdelay,ip2->inftransdelay); + } + + /* DEAD COUNT */ + if(ip1->deadc!=ip2->deadc) + { + ifa->deadc=ip2->deadc; + OSPF_TRACE(D_EVENTS, + "Changing dead count on interface %s from %d to %d", + ifa->iface->name,ip1->deadc,ip2->deadc); + } + + /* NBMA LIST */ + /* First remove old */ + WALK_LIST_DELSAFE(nb1, nbnx, ifa->nbma_list) + { + found=0; + WALK_LIST(nb2, ip2->nbma_list) + if(ipa_compare(nb1->ip,nb2->ip)==0) + { + found=1; + break; + } + + if(!found) + { + OSPF_TRACE(D_EVENTS, + "Removing NBMA neighbor %I on interface %s", + nb1->ip,ifa->iface->name); + rem_node(NODE nb1); + mb_free(nb1); + } + } + /* And then add new */ + WALK_LIST(nb2, ip2->nbma_list) + { + found=0; + WALK_LIST(nb1, ifa->nbma_list) + if(ipa_compare(nb1->ip,nb2->ip)==0) + { + found=1; + break; + } + if(!found) + { + nb1=mb_alloc(p->pool,sizeof(struct nbma_node)); + nb1->ip=nb2->ip; + add_tail(&ifa->nbma_list, NODE nb1); + OSPF_TRACE(D_EVENTS, + "Adding NBMA neighbor %I on interface %s", + nb1->ip,ifa->iface->name); + } + } + } + } + + NODE ac1=(NODE (ac1))->next; + NODE ac2=(NODE (ac2))->next; + } + + if(((NODE (ac1))->next)!=((NODE (ac2))->next)) + return 0; /* One is not null */ + + return 1; /* Everythink OK :-) */ } void |