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-rw-r--r--proto/ospf/iface.c221
1 files changed, 125 insertions, 96 deletions
diff --git a/proto/ospf/iface.c b/proto/ospf/iface.c
index 71b907a..bd8cddd 100644
--- a/proto/ospf/iface.c
+++ b/proto/ospf/iface.c
@@ -117,24 +117,34 @@ ospf_iface_down(struct ospf_iface *ifa)
{
struct ospf_neighbor *n, *nx;
struct proto *p = &ifa->proto->proto;
+ struct proto_ospf *po = ifa->proto;
+ struct ospf_iface *iff;
WALK_LIST_DELSAFE(n, nx, ifa->neigh_list)
{
OSPF_TRACE(D_EVENTS, "Removing neighbor %I", n->ip);
ospf_neigh_remove(n);
}
- rem_node(NODE ifa);
-
rfree(ifa->hello_sk);
rfree(ifa->dr_sk);
rfree(ifa->ip_sk);
- rfree(ifa->wait_timer);
- rfree(ifa->hello_timer);
- rfree(ifa->poll_timer);
-
- rfree(ifa->lock);
- mb_free(ifa);
+ if(ifa->type == OSPF_IT_VLINK)
+ {
+ ifa->ip_sk = NULL;
+ ifa->iface = NULL;
+ return;
+ }
+ else
+ {
+ rfree(ifa->wait_timer);
+ rfree(ifa->hello_timer);
+ rfree(ifa->poll_timer);
+ rfree(ifa->lock);
+ rem_node(NODE ifa);
+ mb_free(ifa);
+ }
+ /* FIXME: Should I down related VLINK also? */
}
/**
@@ -142,7 +152,7 @@ ospf_iface_down(struct ospf_iface *ifa)
* @ifa: OSPF interface
* @event: event comming to state machine
*
- * This fully respect 9.3 of RFC 2328 except we don't use %LOOP state of
+ * This fully respects 9.3 of RFC 2328 except we don't use %LOOP state of
* interface.
*/
void
@@ -260,6 +270,7 @@ ospf_open_ip_socket(struct ospf_iface *ifa)
ipsk->saddr = ifa->iface->addr->ip;
ipsk->tos = IP_PREC_INTERNET_CONTROL;
ipsk->ttl = 1;
+ if (ifa->type == OSPF_IT_VLINK) ipsk->ttl = 255;
ipsk->rx_hook = ospf_rx_hook;
ipsk->tx_hook = ospf_tx_hook;
ipsk->err_hook = ospf_err_hook;
@@ -307,6 +318,8 @@ ospf_iface_add(struct object_lock *lock)
struct iface *iface = lock->iface;
struct proto *p = &po->proto;
+ ifa->lock = lock;
+
ifa->ioprob = OSPF_I_OK;
if (ifa->type != OSPF_IT_NBMA)
@@ -330,13 +343,114 @@ ospf_iface_add(struct object_lock *lock)
ifa->stub = 1;
ifa->ioprob += OSPF_I_IP;
}
- ifa->lock = lock;
ifa->state = OSPF_IS_DOWN;
ospf_iface_sm(ifa, ISM_UP);
}
void
+ospf_iface_new(struct proto_ospf *po, struct iface *iface, struct ospf_area_config *ac, struct ospf_iface_patt *ip)
+{
+ struct proto *p = &po->proto;
+ struct ospf_iface *ifa;
+ struct nbma_node *nbma, *nb;
+ struct object_lock *lock;
+ struct ospf_area *oa;
+
+ 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->pollint = ip->pollint;
+ ifa->strictnbma = ip->strictnbma;
+ ifa->waitint = ip->waitint;
+ ifa->deadc = ip->deadc;
+ ifa->stub = ip->stub;
+ ifa->autype = ip->autype;
+ memcpy(ifa->aukey, ip->password, 8);
+ ifa->options = 2; /* FIXME what options? */
+
+ if (ip->type == OSPF_IT_UNDEF)
+ ifa->type = ospf_iface_clasify(ifa->iface);
+ else
+ ifa->type = ip->type;
+
+ 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;
+ nbma->eligible = nb->eligible;
+ 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);
+
+ if (ifa->type == OSPF_IT_NBMA)
+ {
+ ifa->poll_timer = tm_new(p->pool);
+ ifa->poll_timer->data = ifa;
+ ifa->poll_timer->randomize = 0;
+ ifa->poll_timer->hook = poll_timer_hook;
+ ifa->poll_timer->recurrent = ifa->pollint;
+ DBG("%s: Installing poll timer. (%u)\n", p->name, ifa->pollint);
+ }
+ else
+ ifa->poll_timer = NULL;
+
+ 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;
+
+ WALK_LIST(oa, po->area_list)
+ {
+ if (oa->areaid == ifa->an)
+ break;
+ }
+
+ if (EMPTY_LIST(po->area_list) || (oa->areaid != ifa->an)) /* New area */
+ bug("Cannot add any area to accepted Interface");
+ else
+ ifa->oa = oa;
+
+ if (ifa->type == OSPF_IT_VLINK)
+ {
+ ifa->oa = po->backbone;
+ ifa->voa = oa;
+ ifa->vid = ip->vid;
+ return; /* Don't lock, don't add sockets */
+ }
+
+ lock = olock_new(p->pool);
+ lock->addr = AllSPFRouters;
+ lock->type = OBJLOCK_IP;
+ lock->port = OSPF_PROTO;
+ lock->iface = iface;
+ lock->data = ifa;
+ lock->hook = ospf_iface_add;
+
+ olock_acquire(lock);
+}
+
+void
ospf_iface_notify(struct proto *p, unsigned flags, struct iface *iface)
{
struct proto_ospf *po = (struct proto_ospf *) p;
@@ -344,8 +458,6 @@ ospf_iface_notify(struct proto *p, unsigned flags, struct iface *iface)
struct ospf_area_config *ac;
struct ospf_iface_patt *ip = NULL;
struct ospf_iface *ifa;
- struct object_lock *lock;
- struct nbma_node *nbma, *nb;
struct ospf_area *oa;
DBG("%s: If notify called\n", p->name);
@@ -364,90 +476,7 @@ ospf_iface_notify(struct proto *p, unsigned flags, struct iface *iface)
if (ip)
{
OSPF_TRACE(D_EVENTS, "Using interface %s.", iface->name);
-
- 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->pollint = ip->pollint;
- ifa->strictnbma = ip->strictnbma;
- ifa->waitint = ip->waitint;
- ifa->deadc = ip->deadc;
- ifa->stub = ip->stub;
- ifa->autype = ip->autype;
- memcpy(ifa->aukey, ip->password, 8);
- ifa->options = 2; /* FIXME what options? */
-
- if (ip->type == OSPF_IT_UNDEF)
- ifa->type = ospf_iface_clasify(ifa->iface);
- else
- ifa->type = ip->type;
-
- 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;
- nbma->eligible = nb->eligible;
- 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);
-
- if (ifa->type == OSPF_IT_NBMA)
- {
- ifa->poll_timer = tm_new(p->pool);
- ifa->poll_timer->data = ifa;
- ifa->poll_timer->randomize = 0;
- ifa->poll_timer->hook = poll_timer_hook;
- ifa->poll_timer->recurrent = ifa->pollint;
- DBG("%s: Installing poll timer. (%u)\n", p->name, ifa->pollint);
- }
- else
- ifa->poll_timer = NULL;
-
- 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;
-
- lock = olock_new(p->pool);
- lock->addr = AllSPFRouters;
- lock->type = OBJLOCK_IP;
- lock->port = OSPF_PROTO;
- lock->iface = iface;
- lock->data = ifa;
- lock->hook = ospf_iface_add;
-
- WALK_LIST(NODE oa, po->area_list)
- {
- if (oa->areaid == ifa->an)
- break;
- }
-
- if (EMPTY_LIST(po->area_list) || (oa->areaid != ifa->an)) /* New area */
- bug("Cannot add any area to accepted Interface");
- else
- ifa->oa = oa;
-
- olock_acquire(lock);
+ ospf_iface_new(po, iface, ac, ip);
}
}
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