From 873b9ed405f291a954a8f45a0bba6b136d6ff19f Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Tue, 23 Apr 2019 20:57:55 -0400 Subject: IPSEC; dpdk backend for tunnel interface encryption (VPP-1662) Change-Id: Ide2a9df18db371c8428855d7f12f246006d7c04c Signed-off-by: Neale Ranns --- src/vnet/ipsec/ipsec_if.c | 38 ++++++++++++++++++++++---------------- 1 file changed, 22 insertions(+), 16 deletions(-) (limited to 'src/vnet/ipsec/ipsec_if.c') diff --git a/src/vnet/ipsec/ipsec_if.c b/src/vnet/ipsec/ipsec_if.c index 8d0eef21ae0..46902055aad 100644 --- a/src/vnet/ipsec/ipsec_if.c +++ b/src/vnet/ipsec/ipsec_if.c @@ -231,18 +231,25 @@ ipsec_tun_mk_output_sa_id (u32 ti) } static void -ipsec_tunnel_feature_set (ipsec_tunnel_if_t * t, u8 enable) +ipsec_tunnel_feature_set (ipsec_main_t * im, ipsec_tunnel_if_t * t, u8 enable) { - vnet_feature_enable_disable ("ip4-output", - "esp4-encrypt-tun", - t->sw_if_index, enable, - &t->output_sa_index, - sizeof (t->output_sa_index)); - vnet_feature_enable_disable ("ip6-output", - "esp6-encrypt-tun", - t->sw_if_index, enable, - &t->output_sa_index, - sizeof (t->output_sa_index)); + u8 arc; + + arc = vnet_get_feature_arc_index ("ip4-output"); + + vnet_feature_enable_disable_with_index (arc, + im->esp4_encrypt_tun_feature_index, + t->sw_if_index, enable, + &t->output_sa_index, + sizeof (t->output_sa_index)); + + arc = vnet_get_feature_arc_index ("ip6-output"); + + vnet_feature_enable_disable_with_index (arc, + im->esp6_encrypt_tun_feature_index, + t->sw_if_index, enable, + &t->output_sa_index, + sizeof (t->output_sa_index)); } int @@ -377,7 +384,7 @@ ipsec_add_del_tunnel_if_internal (vnet_main_t * vnm, ~0); im->ipsec_if_by_sw_if_index[t->sw_if_index] = dev_instance; - ipsec_tunnel_feature_set (t, 1); + ipsec_tunnel_feature_set (im, t, 1); /*1st interface, register protocol */ if (pool_elts (im->tunnel_interfaces) == 1) @@ -402,7 +409,7 @@ ipsec_add_del_tunnel_if_internal (vnet_main_t * vnm, hi = vnet_get_hw_interface (vnm, t->hw_if_index); vnet_sw_interface_set_flags (vnm, hi->sw_if_index, 0); /* admin down */ - ipsec_tunnel_feature_set (t, 0); + ipsec_tunnel_feature_set (im, t, 0); vnet_delete_hw_interface (vnm, t->hw_if_index); if (is_ip6) @@ -650,9 +657,9 @@ ipsec_set_interface_sa (vnet_main_t * vnm, u32 hw_if_index, u32 sa_id, * re-enable the feature to get the new SA in * the workers are stopped so no packets are sent in the clear */ - ipsec_tunnel_feature_set (t, 0); + ipsec_tunnel_feature_set (im, t, 0); t->output_sa_index = sa_index; - ipsec_tunnel_feature_set (t, 1); + ipsec_tunnel_feature_set (im, t, 1); } /* remove sa_id to sa_index mapping on old SA */ @@ -669,7 +676,6 @@ ipsec_set_interface_sa (vnet_main_t * vnm, u32 hw_if_index, u32 sa_id, return 0; } - clib_error_t * ipsec_tunnel_if_init (vlib_main_t * vm) { -- cgit 1.2.3-korg