snat_main_t *sm = &snat_main;
clib_bihash_kv_8_8_t kv, value;
clib_bihash_kv_16_8_t kv16, value16;
- snat_main_per_thread_data_t *tsm;
u32 proto, next_worker_index = 0;
u16 port;
proto = ip_proto_to_nat_proto (ip->protocol);
- if (PREDICT_TRUE (proto == NAT_PROTOCOL_UDP || proto == NAT_PROTOCOL_TCP))
- {
- init_ed_k (&kv16, ip->dst_address, vnet_buffer (b)->ip.reass.l4_dst_port,
- ip->src_address, vnet_buffer (b)->ip.reass.l4_src_port,
- rx_fib_index, ip->protocol);
-
- if (PREDICT_TRUE (
- !clib_bihash_search_16_8 (&sm->flow_hash, &kv16, &value16)))
- {
- tsm =
- vec_elt_at_index (sm->per_thread_data,
- ed_value_get_thread_index (&value16));
- vnet_buffer2 (b)->nat.cached_session_index =
- ed_value_get_session_index (&value16);
- next_worker_index = sm->first_worker_index + tsm->thread_index;
- nat_elog_debug_handoff (
- sm, "HANDOFF OUT2IN (session)", next_worker_index, rx_fib_index,
- clib_net_to_host_u32 (ip->src_address.as_u32),
- clib_net_to_host_u32 (ip->dst_address.as_u32));
- return next_worker_index;
- }
- }
- else if (proto == NAT_PROTOCOL_ICMP)
+ if (PREDICT_FALSE (proto == NAT_PROTOCOL_ICMP))
{
ip4_address_t lookup_saddr, lookup_daddr;
u16 lookup_sport, lookup_dport;
if (PREDICT_TRUE (
!clib_bihash_search_16_8 (&sm->flow_hash, &kv16, &value16)))
{
- tsm =
- vec_elt_at_index (sm->per_thread_data,
- ed_value_get_thread_index (&value16));
- next_worker_index = sm->first_worker_index + tsm->thread_index;
+ next_worker_index = ed_value_get_thread_index (&value16);
nat_elog_debug_handoff (
sm, "HANDOFF OUT2IN (session)", next_worker_index,
rx_fib_index, clib_net_to_host_u32 (ip->src_address.as_u32),
}
}
+ init_ed_k (&kv16, ip->src_address, vnet_buffer (b)->ip.reass.l4_src_port,
+ ip->dst_address, vnet_buffer (b)->ip.reass.l4_dst_port,
+ rx_fib_index, ip->protocol);
+
+ if (PREDICT_TRUE (
+ !clib_bihash_search_16_8 (&sm->flow_hash, &kv16, &value16)))
+ {
+ vnet_buffer2 (b)->nat.cached_session_index =
+ ed_value_get_session_index (&value16);
+ next_worker_index = ed_value_get_thread_index (&value16);
+ nat_elog_debug_handoff (sm, "HANDOFF OUT2IN (session)",
+ next_worker_index, rx_fib_index,
+ clib_net_to_host_u32 (ip->src_address.as_u32),
+ clib_net_to_host_u32 (ip->dst_address.as_u32));
+ return next_worker_index;
+ }
+
/* first try static mappings without port */
if (PREDICT_FALSE (pool_elts (sm->static_mappings)))
{