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mirror of https://gitlab.nic.cz/labs/bird.git synced 2024-12-22 09:41:54 +00:00

Interface locks added.

This commit is contained in:
Ondrej Filip 2000-06-06 00:46:00 +00:00
parent 7d68e18b41
commit f8f1e1f110
3 changed files with 113 additions and 72 deletions

View File

@ -113,6 +113,7 @@ downint(struct ospf_iface *ifa)
tm_stop(ifa->hello_timer);
rfree(ifa->hello_timer);
}
rfree(ifa->lock);
mb_free(ifa);
}
@ -285,13 +286,12 @@ find_iface(struct proto_ospf *p, struct iface *what)
void
ospf_if_notify(struct proto *p, unsigned flags, struct iface *iface)
{
struct ospf_iface *ifa;
sock *mcsk;
struct proto_ospf *po=(struct proto_ospf *)p;
struct ospf_config *c=(struct ospf_config *)(p->cf);
struct ospf_area_config *ac;
struct ospf_iface_patt *ip=NULL;
struct nbma_node *nbma,*nb;
u8 i;
struct ospf_iface *ifa;
struct object_lock *lock;
DBG("%s: If notify called\n", p->name);
if (iface->flags & IF_IGNORE)
@ -308,74 +308,14 @@ ospf_if_notify(struct proto *p, unsigned flags, struct iface *iface)
if(ip)
{
ifa=mb_allocz(p->pool, sizeof(struct ospf_iface));
ifa->proto=(struct proto_ospf *)p;
ifa->iface=iface;
ifa->an=ac->areaid; /* FIXME This should respect config */
ifa->cost=ip->cost;
ifa->rxmtint=ip->rxmtint;
ifa->inftransdelay=ip->inftransdelay;
ifa->priority=ip->priority;
ifa->helloint=ip->helloint;
ifa->waitint=ip->waitint;
ifa->deadc=ip->deadc;
ifa->autype=0; /* FIXME add authentification */
for(i=0;i<8;i++) ifa->aukey[i]=0;
ifa->options=2; /* FIXME what options? */
if(ip->type==OSPF_IT_UNDEF)
ifa->type=ospf_iface_clasify(ifa->iface, (struct proto *)ifa->proto);
else ifa->type=ip->type;
if(ifa->type!=OSPF_IT_NBMA)
{
if((ifa->hello_sk=ospf_open_mc_socket(ifa))==NULL)
{
log("%s: Huh? could not open mc socket on interface %s?", p->name,
iface->name);
mb_free(ifa);
log("%s: Ignoring this interface.", p->name);
return;
}
ifa->dr_sk=NULL;
}
if((ifa->ip_sk=ospf_open_ip_socket(ifa))==NULL)
{
log("%s: Huh? could not open ip socket on interface %s?", p->name,
iface->name);
mb_free(ifa);
log("%s: Ignoring this interface", p->name);
return;
}
init_list(&ifa->neigh_list);
init_list(&ifa->nbma_list);
WALK_LIST(nb,ip->nbma_list)
{
nbma=mb_alloc(p->pool,sizeof(struct nbma_node));
nbma->ip=nb->ip;
add_tail(&ifa->nbma_list, NODE nbma);
}
/* Add hello timer */
ifa->hello_timer=tm_new(p->pool);
ifa->hello_timer->data=ifa;
ifa->hello_timer->randomize=0;
ifa->hello_timer->hook=hello_timer_hook;
ifa->hello_timer->recurrent=ifa->helloint;
DBG("%s: Installing hello timer. (%u)\n", p->name, ifa->helloint);
ifa->wait_timer=tm_new(p->pool);
ifa->wait_timer->data=ifa;
ifa->wait_timer->randomize=0;
ifa->wait_timer->hook=wait_timer_hook;
ifa->wait_timer->recurrent=0;
DBG("%s: Installing wait timer. (%u)\n", p->name, ifa->waitint);
add_tail(&((struct proto_ospf *)p)->iface_list, NODE ifa);
ifa->state=OSPF_IS_DOWN;
ospf_int_sm(ifa, ISM_UP);
lock = olock_new( p->pool );
lock->addr = AllSPFRouters;
lock->type = OBJLOCK_UDP;
lock->port = OSPF_PROTO;
lock->iface = iface;
lock->data = p;
lock->hook = ospf_ifa_add;
olock_acquire(lock);
}
}
@ -420,3 +360,101 @@ ospf_iface_info(struct ospf_iface *ifa)
cli_msg(-1015,"\tBackup designed router (IP): %I", ifa->bdrip);
}
}
void
ospf_ifa_add(struct object_lock *lock)
{
struct proto_ospf *po=lock->data;
struct iface *iface=lock->iface;
struct proto *p=&po->proto;
struct nbma_node *nbma,*nb;
u8 i;
sock *mcsk;
struct ospf_iface *ifa;
struct ospf_config *c=(struct ospf_config *)(p->cf);
struct ospf_area_config *ac;
struct ospf_iface_patt *ip=NULL;
WALK_LIST(ac, c->area_list)
{
if(ip=(struct ospf_iface_patt *)
iface_patt_match(&ac->patt_list, iface)) break;
}
if(!ip)
{
bug("After lock I cannot find pattern.");
}
ifa=mb_allocz(p->pool, sizeof(struct ospf_iface));
ifa->proto=po;
ifa->iface=iface;
ifa->an=ac->areaid;
ifa->cost=ip->cost;
ifa->rxmtint=ip->rxmtint;
ifa->inftransdelay=ip->inftransdelay;
ifa->priority=ip->priority;
ifa->helloint=ip->helloint;
ifa->waitint=ip->waitint;
ifa->deadc=ip->deadc;
ifa->autype=0; /* FIXME add authentification */
for(i=0;i<8;i++) ifa->aukey[i]=0;
ifa->options=2; /* FIXME what options? */
if(ip->type==OSPF_IT_UNDEF)
ifa->type=ospf_iface_clasify(ifa->iface, (struct proto *)ifa->proto);
else ifa->type=ip->type;
if(ifa->type!=OSPF_IT_NBMA)
{
if((ifa->hello_sk=ospf_open_mc_socket(ifa))==NULL)
{
log("%s: Huh? could not open mc socket on interface %s?", p->name,
iface->name);
mb_free(ifa);
log("%s: Ignoring this interface.", p->name);
rfree(lock);
return;
}
ifa->dr_sk=NULL;
}
if((ifa->ip_sk=ospf_open_ip_socket(ifa))==NULL)
{
log("%s: Huh? could not open ip socket on interface %s?", p->name,
iface->name);
mb_free(ifa);
log("%s: Ignoring this interface", p->name);
rfree(lock);
return;
}
ifa->lock = lock;
init_list(&ifa->neigh_list);
init_list(&ifa->nbma_list);
WALK_LIST(nb,ip->nbma_list)
{
nbma=mb_alloc(p->pool,sizeof(struct nbma_node));
nbma->ip=nb->ip;
add_tail(&ifa->nbma_list, NODE nbma);
}
/* Add hello timer */
ifa->hello_timer=tm_new(p->pool);
ifa->hello_timer->data=ifa;
ifa->hello_timer->randomize=0;
ifa->hello_timer->hook=hello_timer_hook;
ifa->hello_timer->recurrent=ifa->helloint;
DBG("%s: Installing hello timer. (%u)\n", p->name, ifa->helloint);
ifa->wait_timer=tm_new(p->pool);
ifa->wait_timer->data=ifa;
ifa->wait_timer->randomize=0;
ifa->wait_timer->hook=wait_timer_hook;
ifa->wait_timer->recurrent=0;
DBG("%s: Installing wait timer. (%u)\n", p->name, ifa->waitint);
add_tail(&((struct proto_ospf *)p)->iface_list, NODE ifa);
ifa->state=OSPF_IS_DOWN;
ospf_int_sm(ifa, ISM_UP);
}

View File

@ -22,5 +22,6 @@ void ospf_iface_default(struct ospf_iface *ifa);
struct ospf_iface *find_iface(struct proto_ospf *p, struct iface *what);
void ospf_if_notify(struct proto *p, unsigned flags, struct iface *iface);
void ospf_iface_info(struct ospf_iface *ifa);
void ospf_ifa_add(struct object_lock *lock);
#endif /* _BIRD_OSPF_IFACE_H_ */

View File

@ -26,6 +26,7 @@
#include "nest/iface.h"
#include "nest/route.h"
#include "nest/cli.h"
#include "nest/locks.h"
#include "conf/conf.h"
#include "lib/string.h"
@ -70,6 +71,7 @@ struct ospf_iface {
struct proto_ospf *proto;
struct iface *iface; /* Nest's iface */
struct ospf_area *oa;
struct object_lock *lock;
u32 an; /* Area number */
sock *hello_sk; /* Hello socket */
sock *dr_sk; /* For states DR or BACKUP */