From 1c15bf737788e31e46efd930d6a2a76253cde29a Mon Sep 17 00:00:00 2001 From: Alberto Compagno Date: Thu, 12 Mar 2020 14:51:56 +0100 Subject: [HICN-548] Added node to perform a lookup in the fib with the src address to punt data packets Change-Id: Ia1d3a5d5b1df8bf17b289954289d449715803cfa Signed-off-by: Alberto Compagno --- hicn-plugin/src/route.c | 34 +++++++++++++++++++++++++++++++++- 1 file changed, 33 insertions(+), 1 deletion(-) (limited to 'hicn-plugin/src/route.c') diff --git a/hicn-plugin/src/route.c b/hicn-plugin/src/route.c index 67dedaa88..c208dd4c1 100644 --- a/hicn-plugin/src/route.c +++ b/hicn-plugin/src/route.c @@ -138,6 +138,17 @@ hicn_route_add_nhops (hicn_face_id_t * face_id, u32 len, { u32 vft_id = hicn_dpo_get_vft_id (hicn_dpo_id); dpo_vft = hicn_dpo_get_vft (vft_id); + + hicn_face_t *face = + hicn_dpoi_get_from_idx (faces_dpo_tmp[i].dpoi_index); + //Disable feature on the interface + if (prefix->fp_proto == FIB_PROTOCOL_IP4) + vnet_feature_enable_disable ("ip4-local", "hicn-data-input-ip4", + face->shared.sw_if, 1, 0, 0); + else if (prefix->fp_proto == FIB_PROTOCOL_IP6) + vnet_feature_enable_disable ("ip6-local", "hicn-data-input-ip6", + face->shared.sw_if, 1, 0, 0); + ret = dpo_vft->hicn_dpo_add_update_nh (&faces_dpo_tmp[i], hicn_dpo_id->dpoi_index); } @@ -195,6 +206,15 @@ hicn_route_add (hicn_face_id_t * face_id, u32 len, for (int i = 0; i < n_face_dpo; i++) { clib_memcpy (&nhops[i], &face_dpo_tmp[i], sizeof (dpo_id_t)); + hicn_face_t *face = + hicn_dpoi_get_from_idx (face_dpo_tmp[i].dpoi_index); + //Disable feature on the interface + if (prefix->fp_proto == FIB_PROTOCOL_IP4) + vnet_feature_enable_disable ("ip4-local", "hicn-data-input-ip4", + face->shared.sw_if, 1, 0, 0); + else if (prefix->fp_proto == FIB_PROTOCOL_IP6) + vnet_feature_enable_disable ("ip6-local", "hicn-data-input-ip6", + face->shared.sw_if, 1, 0, 0); } default_dpo.hicn_dpo_create (prefix->fp_proto, nhops, n_face_dpo, @@ -220,7 +240,8 @@ hicn_route_add (hicn_face_id_t * face_id, u32 len, fib_table_entry_special_dpo_add (fib_index, prefix, hicn_fib_src, - FIB_ENTRY_FLAG_EXCLUSIVE, + (FIB_ENTRY_FLAG_EXCLUSIVE | + FIB_ENTRY_FLAG_LOOSE_URPF_EXEMPT), &dpo); /* We added a route, therefore add one lock to the table */ @@ -286,11 +307,22 @@ hicn_route_del_nhop (fib_prefix_t * prefix, hicn_face_id_t face_id) { vft_id = hicn_dpo_get_vft_id (hicn_dpo_id); dpo_vft = hicn_dpo_get_vft (vft_id); + + hicn_face_t *face = hicn_dpoi_get_from_idx (face_id); + //Disable feature on the interface + if (prefix->fp_proto == FIB_PROTOCOL_IP4) + vnet_feature_enable_disable ("ip4-local", "hicn-data-input-ip4", + face->shared.sw_if, 0, 0, 0); + else if (prefix->fp_proto == FIB_PROTOCOL_IP6) + vnet_feature_enable_disable ("ip6-local", "hicn-data-input-ip6", + face->shared.sw_if, 0, 0, 0); + ret = dpo_vft->hicn_dpo_del_nh (face_id, hicn_dpo_id->dpoi_index); hicn_dpo_ctx_t *dpo_ctx = hicn_strategy_dpo_ctx_get (hicn_dpo_id->dpoi_index); + if (ret == HICN_ERROR_NONE && !dpo_ctx->entry_count) ret = hicn_route_del (prefix); } -- cgit 1.2.3-korg