Reconfiguration hook.
It will survive many timer and constat changes.
This commit is contained in:
Ondrej Filip
parent
1532a244da
commit
edc34dc912
1 changed files with 172 additions and 1 deletions
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@ -350,11 +350,182 @@ ospf_get_attr(eattr *a, byte *buf)
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default: return GA_UNKNOWN;
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}
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}
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static int
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ospf_patt_compare(struct ospf_iface_patt *a, struct ospf_iface_patt *b)
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{
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return ((a->cost==b->cost)&&(a->type==b->type)&&(a->priority==b->priority));
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}
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static int
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ospf_reconfigure(struct proto *p, struct proto_config *c)
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{
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return 0; /* Alway down :-( */
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struct ospf_config *old=(struct ospf_config *)(p->cf);
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struct ospf_config *new=(struct ospf_config *)c;
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struct ospf_area_config *ac1,*ac2;
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struct proto_ospf *po=( struct proto_ospf *)p;
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struct ospf_iface_patt *ip1,*ip2;
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struct ospf_iface *ifa;
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struct nbma_node *nb1,*nb2,*nbnx;
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struct ospf_area *oa;
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int found;
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po->rfc1583=new->rfc1583; /* FIXME but if differs schedule RT calc */
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ac1=HEAD(old->area_list);
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ac2=HEAD(new->area_list);
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/* I should get it in same order */
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while(((NODE (ac1))->next!=NULL) && ((NODE (ac2))->next!=NULL))
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{
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if(ac1->areaid!=ac2->areaid) return 0;
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if(ac1->stub!=ac2->stub) return 0;
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if(ac1->tick!=ac2->tick)
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{
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WALK_LIST(oa,po->area_list)
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{
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if(oa->areaid==ac2->areaid)
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{
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oa->tick=ac2->tick;
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tm_start(oa->disp_timer,oa->tick);
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OSPF_TRACE(D_EVENTS,
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"Changing tick interval on area %I from %d to %d",
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oa->areaid, ac1->tick, ac2->tick);
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break;
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}
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}
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}
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if(!iface_patts_equal(&ac1->patt_list, &ac2->patt_list,
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(void *) ospf_patt_compare))
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return 0;
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WALK_LIST(ifa, po->iface_list)
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{
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if(ip1=(struct ospf_iface_patt *)
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iface_patt_match(&ac1->patt_list, ifa->iface))
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{
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/* Now reconfigure interface */
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if(!(ip2=(struct ospf_iface_patt *)
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iface_patt_match(&ac2->patt_list, ifa->iface))) return 0;
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/* HELLO TIMER */
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if(ip1->helloint!=ip2->helloint)
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{
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ifa->helloint=ip2->helloint;
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ifa->hello_timer->recurrent=ifa->helloint;
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tm_start(ifa->hello_timer,ifa->helloint);
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OSPF_TRACE(D_EVENTS,
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"Changing hello interval on interface %s from %d to %d",
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ifa->iface->name,ip1->helloint,ip2->helloint);
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}
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/* AUTHETICATION */
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if(ip1->autype!=ip2->autype)
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{
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ifa->autype=ip2->autype;
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OSPF_TRACE(D_EVENTS,
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"Changing autentication type on interface %s",
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ifa->iface->name);
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}
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if(strncmp(ip1->password,ip2->password,8)!=0)
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{
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memcpy(ifa->aukey,ip2->password,8);
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OSPF_TRACE(D_EVENTS,
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"Changing password on interface %s",
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ifa->iface->name);
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}
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/* RXMT */
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if(ip1->rxmtint!=ip2->rxmtint)
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{
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ifa->rxmtint=ip2->rxmtint;
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OSPF_TRACE(D_EVENTS,
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"Changing retransmit interval on interface %s from %d to %d",
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ifa->iface->name,ip1->rxmtint,ip2->rxmtint);
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}
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/* WAIT */
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if(ip1->waitint!=ip2->waitint)
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{
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ifa->waitint=ip2->waitint;
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if(ifa->wait_timer->expires!=0)
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tm_start(ifa->wait_timer,ifa->waitint);
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OSPF_TRACE(D_EVENTS,
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"Changing wait interval on interface %s from %d to %d",
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ifa->iface->name,ip1->waitint,ip2->waitint);
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}
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/* INFTRANS */
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if(ip1->inftransdelay!=ip2->inftransdelay)
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{
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ifa->inftransdelay=ip2->inftransdelay;
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OSPF_TRACE(D_EVENTS,
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"Changing transmit delay on interface %s from %d to %d",
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ifa->iface->name,ip1->inftransdelay,ip2->inftransdelay);
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}
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/* DEAD COUNT */
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if(ip1->deadc!=ip2->deadc)
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{
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ifa->deadc=ip2->deadc;
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OSPF_TRACE(D_EVENTS,
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"Changing dead count on interface %s from %d to %d",
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ifa->iface->name,ip1->deadc,ip2->deadc);
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}
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/* NBMA LIST */
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/* First remove old */
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WALK_LIST_DELSAFE(nb1, nbnx, ifa->nbma_list)
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{
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found=0;
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WALK_LIST(nb2, ip2->nbma_list)
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if(ipa_compare(nb1->ip,nb2->ip)==0)
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{
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found=1;
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break;
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}
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if(!found)
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{
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OSPF_TRACE(D_EVENTS,
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"Removing NBMA neighbor %I on interface %s",
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nb1->ip,ifa->iface->name);
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rem_node(NODE nb1);
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mb_free(nb1);
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}
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}
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/* And then add new */
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WALK_LIST(nb2, ip2->nbma_list)
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{
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found=0;
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WALK_LIST(nb1, ifa->nbma_list)
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if(ipa_compare(nb1->ip,nb2->ip)==0)
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{
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found=1;
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break;
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}
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if(!found)
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{
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nb1=mb_alloc(p->pool,sizeof(struct nbma_node));
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nb1->ip=nb2->ip;
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add_tail(&ifa->nbma_list, NODE nb1);
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OSPF_TRACE(D_EVENTS,
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"Adding NBMA neighbor %I on interface %s",
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nb1->ip,ifa->iface->name);
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}
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}
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}
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}
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NODE ac1=(NODE (ac1))->next;
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NODE ac2=(NODE (ac2))->next;
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}
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if(((NODE (ac1))->next)!=((NODE (ac2))->next))
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return 0; /* One is not null */
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return 1; /* Everythink OK :-) */
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}
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void
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