From: Florin Coras <fcoras@cisco.com>
Date: Wed, 7 Jul 2021 04:07:50 +0000 (-0700)
Subject: tcp session: next node config on connects
X-Git-Tag: v22.02-rc0~211
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=48057bd23433a352338358ca1f6cdc6cebd84f08;p=vpp.git

tcp session: next node config on connects

Type: improvement

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ief06b1509d31b55efc8d1436b6ff9e01c6037a32
---

diff --git a/src/vnet/session/transport_types.h b/src/vnet/session/transport_types.h
index 9fabac5deaa..9ea1f2102b4 100644
--- a/src/vnet/session/transport_types.h
+++ b/src/vnet/session/transport_types.h
@@ -202,11 +202,15 @@ typedef enum transport_endpt_cfg_flags_
   TRANSPORT_CFG_F_UNIDIRECTIONAL = 1 << 1,
 } transport_endpt_cfg_flags_t;
 
+/* clang-format off */
 #define foreach_transport_endpoint_cfg_fields				\
   foreach_transport_endpoint_fields					\
-  _(transport_endpoint_t, peer)						\
-  _(u16, mss)								\
-  _(u8, transport_flags)						\
+  _ (transport_endpoint_t, peer)            				\
+  _ (u32, next_node_index) 						\
+  _ (u32, next_node_opaque)						\
+  _ (u16, mss)           						\
+  _ (u8, transport_flags)						\
+/* clang-format on */
 
 typedef struct transport_endpoint_pair_
 {
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index c54a994fede..4b1dd8e5cf5 100644
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -831,6 +831,8 @@ tcp_session_open (transport_endpoint_cfg_t * rmt)
   /* The other connection vars will be initialized after SYN ACK */
   tcp_connection_timers_init (tc);
   tc->mss = rmt->mss;
+  tc->next_node_index = rmt->next_node_index;
+  tc->next_node_opaque = rmt->next_node_opaque;
 
   TCP_EVT (TCP_EVT_OPEN, tc);
   tc->state = TCP_STATE_SYN_SENT;