static void
fib_entry_src_interface_init (fib_entry_src_t *src)
{
- src->interface.fesi_cover = FIB_NODE_INDEX_INVALID;
- src->interface.fesi_sibling = FIB_NODE_INDEX_INVALID;
+ src->u.interface.fesi_cover = FIB_NODE_INDEX_INVALID;
+ src->u.interface.fesi_sibling = FIB_NODE_INDEX_INVALID;
}
static void
fib_entry_src_interface_remove (fib_entry_src_t *src)
{
src->fes_pl = FIB_NODE_INDEX_INVALID;
+ ASSERT(src->u.interface.fesi_sibling == ~0);
}
-static void
-fib_entry_src_interface_path_swap (fib_entry_src_t *src,
- const fib_entry_t *entry,
- fib_path_list_flags_t pl_flags,
- const fib_route_path_t *paths)
+static int
+fib_entry_src_interface_update_glean (fib_entry_t *cover,
+ const fib_entry_t *local)
{
- ip_adjacency_t *adj;
+ fib_entry_src_t *src;
+ adj_index_t ai;
- src->fes_pl = fib_path_list_create(pl_flags, paths);
+ src = fib_entry_src_find (cover, FIB_SOURCE_INTERFACE);
- /*
- * this is a hack to get the entry's prefix into the glean adjacnecy
- * so that it is available for fast retreival in the switch path.
- */
- if (!(FIB_ENTRY_FLAG_LOCAL & src->fes_entry_flags))
+ if (NULL == src)
{
- adj = adj_get(fib_path_list_get_adj(
- src->fes_pl,
- fib_entry_get_default_chain_type(entry)));
+ /*
+ * The cover is not an interface source, no work
+ */
+ return 0;
+ }
- if (IP_LOOKUP_NEXT_GLEAN == adj->lookup_next_index)
+ ai = fib_path_list_get_adj(src->fes_pl,
+ fib_entry_get_default_chain_type(cover));
+
+ if (INDEX_INVALID != ai)
+ {
+ ip_adjacency_t *adj;
+
+ adj = adj_get(ai);
+
+ if (IP_LOOKUP_NEXT_GLEAN == adj->lookup_next_index)
{
/*
* the connected prefix will link to a glean on a non-p2p
* interface.
+ * Ensure we are updating with a host in the connected's subnet
*/
- adj->sub_type.glean.receive_addr = entry->fe_prefix.fp_addr;
+ if (fib_prefix_is_cover(&adj->sub_type.glean.rx_pfx,
+ &local->fe_prefix))
+ {
+ adj->sub_type.glean.rx_pfx.fp_addr = local->fe_prefix.fp_addr;
+ return (1);
+ }
}
}
+
+ return (0);
+}
+
+static walk_rc_t
+fib_entry_src_interface_update_glean_walk (fib_entry_t *cover,
+ fib_node_index_t covered,
+ void *ctx)
+{
+ if (fib_entry_src_interface_update_glean(cover, fib_entry_get(covered)))
+ return (WALK_STOP);
+
+ return (WALK_CONTINUE);
+}
+
+static void
+fib_entry_src_interface_path_swap (fib_entry_src_t *src,
+ const fib_entry_t *entry,
+ fib_path_list_flags_t pl_flags,
+ const fib_route_path_t *paths)
+{
+ src->fes_pl = fib_path_list_create(pl_flags, paths);
}
/*
* during an attached export of the cover, this local prefix is
* also exported
*/
- src->interface.fesi_cover =
+ src->u.interface.fesi_cover =
fib_table_get_less_specific(fib_entry->fe_fib_index,
&fib_entry->fe_prefix);
- ASSERT(FIB_NODE_INDEX_INVALID != src->interface.fesi_cover);
+ ASSERT(FIB_NODE_INDEX_INVALID != src->u.interface.fesi_cover);
- cover = fib_entry_get(src->interface.fesi_cover);
+ cover = fib_entry_get(src->u.interface.fesi_cover);
- src->interface.fesi_sibling =
+ src->u.interface.fesi_sibling =
fib_entry_cover_track(cover, fib_entry_get_index(fib_entry));
+
+ fib_entry_src_interface_update_glean(cover, fib_entry);
}
return (!0);
fib_entry_t *cover;
/*
- * remove the depednecy on the covering entry
+ * remove the dependency on the covering entry
*/
- if (FIB_NODE_INDEX_INVALID != src->interface.fesi_cover)
+ if (FIB_NODE_INDEX_INVALID != src->u.interface.fesi_cover)
{
- cover = fib_entry_get(src->interface.fesi_cover);
+ cover = fib_entry_get(src->u.interface.fesi_cover);
+
+ fib_entry_cover_untrack(cover, src->u.interface.fesi_sibling);
- fib_entry_cover_untrack(cover, src->interface.fesi_sibling);
+ src->u.interface.fesi_cover = FIB_NODE_INDEX_INVALID;
+ src->u.interface.fesi_sibling = ~0;
- src->interface.fesi_cover = FIB_NODE_INDEX_INVALID;
+ fib_entry_cover_walk(cover,
+ fib_entry_src_interface_update_glean_walk,
+ NULL);
}
}
.bw_reason = FIB_NODE_BW_REASON_FLAG_NONE,
};
- if (FIB_NODE_INDEX_INVALID == src->interface.fesi_cover)
+ if (FIB_NODE_INDEX_INVALID == src->u.interface.fesi_cover)
{
/*
* not tracking the cover. surprised we got poked?
* entry inserted benaeth it. That does not necessarily mean that this
* entry is covered by the new prefix. check that
*/
- if (src->rr.fesr_cover != fib_table_get_less_specific(fib_entry->fe_fib_index,
- &fib_entry->fe_prefix))
+ if (src->u.interface.fesi_cover !=
+ fib_table_get_less_specific(fib_entry->fe_fib_index,
+ &fib_entry->fe_prefix))
{
fib_entry_src_interface_deactivate(src, fib_entry);
fib_entry_src_interface_activate(src, fib_entry);
*/
fib_entry_t *cover;
- if (FIB_NODE_INDEX_INVALID != src->interface.fesi_cover)
+ if (FIB_NODE_INDEX_INVALID != src->u.interface.fesi_cover)
{
- cover = fib_entry_get(src->interface.fesi_cover);
+ cover = fib_entry_get(src->u.interface.fesi_cover);
fib_attached_export_covered_added(cover,
fib_entry_get_index(fib_entry));
fib_entry_src_interface_format (fib_entry_src_t *src,
u8* s)
{
- return (format(s, "cover:%d", src->interface.fesi_cover));
+ return (format(s, " cover:%d", src->u.interface.fesi_cover));
}
const static fib_entry_src_vft_t interface_src_vft = {
void
fib_entry_src_interface_register (void)
{
- fib_entry_src_register(FIB_SOURCE_INTERFACE, &interface_src_vft);
+ fib_entry_src_behaviour_register(FIB_SOURCE_BH_INTERFACE,
+ &interface_src_vft);
}