Implements hostcache and recursive next hops.

Hostcache is a structure for monitoring changes in a routing table that
is used for routes with dynamic/recursive next hops. This is needed for
proper iBGP next hop handling.

1 files changed, 10 insertions, 1 deletions

diff --git a/proto/pipe/pipe.c b/proto/pipe/pipe.c
index 7fdf273..e557097 100644
--- a/proto/pipe/pipe.c
+++ b/proto/pipe/pipe.c
@@ -63,6 +63,7 @@ pipe_rt_notify(struct proto *P, rtable *src_table, net *n, rte *new, rte *old, e
 
       a.aflags = 0;
       a.eattrs = attrs;
+      a.hostentry = NULL;
       e = rte_get_temp(&a);
       e->net = nn;
       e->pflags = 0;
@@ -120,7 +121,7 @@ pipe_start(struct proto *P)
   /* Clean up the secondary stats */
   bzero(&p->peer_stats, sizeof(struct proto_stats));
 
-  /* Lock the peer table, unlock is handled in proto_fell_down() */
+  /* Lock the peer table, unlock is handled in pipe_cleanup() */
   rt_lock_table(p->peer);
 
   /* Connect the protocol also to the peer routing table. */
@@ -129,6 +130,13 @@ pipe_start(struct proto *P)
   return PS_UP;
 }
 
+static void
+pipe_cleanup(struct proto *P)
+{
+  struct pipe_proto *p = (struct pipe_proto *) P;
+  rt_unlock_table(p->peer);
+}
+
 static struct proto *
 pipe_init(struct proto_config *C)
 {
@@ -185,6 +193,7 @@ struct protocol proto_pipe = {
   postconfig:	pipe_postconfig,
   init:		pipe_init,
   start:	pipe_start,
+  cleanup:	pipe_cleanup,
   reconfigure:	pipe_reconfigure,
   get_status:	pipe_get_status,
 };