From 27712b5f2a06c935a97643d91f6bd1345d05ec3b Mon Sep 17 00:00:00 2001 From: Alberto Compagno Date: Thu, 6 Jun 2019 19:42:12 +0200 Subject: [HICN-214] Updating next_node in the face that mapme add to the fib in order to forward interests Change-Id: I97c408c9e910df0ea7c43c0341c0025521ced125 Signed-off-by: Alberto Compagno --- hicn-plugin/src/faces/ip/face_ip_node.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'hicn-plugin/src/faces/ip') diff --git a/hicn-plugin/src/faces/ip/face_ip_node.c b/hicn-plugin/src/faces/ip/face_ip_node.c index 109750de8..945895fa0 100644 --- a/hicn-plugin/src/faces/ip/face_ip_node.c +++ b/hicn-plugin/src/faces/ip/face_ip_node.c @@ -465,7 +465,6 @@ static inline void hicn_face_rewrite_interest (vlib_main_t * vm, vlib_buffer_t * b0, hicn_face_t * face, u32 * next) { - ip_adjacency_t *adj = adj_get (face->shared.adj); hicn_header_t *hicn = vlib_buffer_get_current (b0); @@ -477,11 +476,19 @@ hicn_face_rewrite_interest (vlib_main_t * vm, vlib_buffer_t * b0, hicn_ops_vft[type.l1]->rewrite_interest (type, &hicn->protocol, &ip_face->local_addr, &temp_addr); + int is_iface = 0; + ip_adjacency_t *adj; + if (PREDICT_FALSE (face->shared.adj == ~0)) + is_iface = 1; + else + adj = adj_get (face->shared.adj); + /* In case the adj is not complete, we look if a better one exists, otherwise we send an arp request * This is necessary to account for the case in which when we create a face, there isn't a /128(/32) adjacency and we match with a more general route which is in glean state * In this case in fact, the general route will not be update upone receiving of a arp or neighbour responde, but a new /128(/32) will be created */ - if (PREDICT_FALSE (adj->lookup_next_index < IP_LOOKUP_NEXT_REWRITE)) + if (PREDICT_FALSE + (is_iface || adj->lookup_next_index < IP_LOOKUP_NEXT_REWRITE)) { fib_prefix_t fib_pfx; fib_node_index_t fib_entry_index; @@ -495,6 +502,8 @@ hicn_face_rewrite_interest (vlib_main_t * vm, vlib_buffer_t * b0, fib_entry_index = fib_table_lookup (fib_index, &fib_pfx); face->shared.adj = fib_entry_get_adj (fib_entry_index); + face->shared.flags &= ~HICN_FACE_FLAGS_IFACE; + face->shared.flags |= HICN_FACE_FLAGS_FACE; adj = adj_get (face->shared.adj); -- cgit 1.2.3-korg