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-rw-r--r--plugins/snat-plugin/snat/in2out.c10
-rw-r--r--plugins/snat-plugin/snat/out2in.c10
-rw-r--r--plugins/snat-plugin/snat/snat.c28
-rw-r--r--plugins/snat-plugin/snat/snat.h2
4 files changed, 32 insertions, 18 deletions
diff --git a/plugins/snat-plugin/snat/in2out.c b/plugins/snat-plugin/snat/in2out.c
index 25dad934cad..9a4aeb01fd4 100644
--- a/plugins/snat-plugin/snat/in2out.c
+++ b/plugins/snat-plugin/snat/in2out.c
@@ -19,6 +19,7 @@
#include <vnet/ip/ip.h>
#include <vnet/ethernet/ethernet.h>
+#include <vnet/fib/ip4_fib.h>
#include <snat/snat.h>
#include <vppinfra/hash.h>
@@ -1004,7 +1005,8 @@ static inline u32 icmp_in2out_static_map (snat_main_t *sm,
icmp46_header_t * icmp0,
u32 sw_if_index0,
vlib_node_runtime_t * node,
- u32 next0)
+ u32 next0,
+ u32 rx_fib_index0)
{
snat_session_key_t key0, sm0;
icmp_echo_header_t *echo0;
@@ -1017,6 +1019,7 @@ static inline u32 icmp_in2out_static_map (snat_main_t *sm,
key0.addr = ip0->src_address;
key0.port = echo0->identifier;
+ key0.fib_index = rx_fib_index0;
if (snat_static_mapping_match(sm, key0, &sm0, 0))
{
@@ -1106,6 +1109,7 @@ snat_in2out_fast_static_map_fn (vlib_main_t * vm,
icmp46_header_t * icmp0;
snat_session_key_t key0, sm0;
u32 proto0;
+ u32 rx_fib_index0;
/* speculatively enqueue b0 to the current next frame */
bi0 = from[0];
@@ -1124,6 +1128,7 @@ snat_in2out_fast_static_map_fn (vlib_main_t * vm,
icmp0 = (icmp46_header_t *) udp0;
sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX];
+ rx_fib_index0 = ip4_fib_table_get_index_for_sw_if_index(sw_if_index0);
proto0 = ~0;
proto0 = (ip0->protocol == IP_PROTOCOL_UDP)
@@ -1155,12 +1160,13 @@ snat_in2out_fast_static_map_fn (vlib_main_t * vm,
goto trace0;
next0 = icmp_in2out_static_map
- (sm, b0, ip0, icmp0, sw_if_index0, node, next0);
+ (sm, b0, ip0, icmp0, sw_if_index0, node, next0, rx_fib_index0);
goto trace0;
}
key0.addr = ip0->src_address;
key0.port = udp0->src_port;
+ key0.fib_index = rx_fib_index0;
if (snat_static_mapping_match(sm, key0, &sm0, 0))
{
diff --git a/plugins/snat-plugin/snat/out2in.c b/plugins/snat-plugin/snat/out2in.c
index b3497c40d31..7601eb8dfdd 100644
--- a/plugins/snat-plugin/snat/out2in.c
+++ b/plugins/snat-plugin/snat/out2in.c
@@ -19,6 +19,7 @@
#include <vnet/ip/ip.h>
#include <vnet/ethernet/ethernet.h>
+#include <vnet/fib/ip4_fib.h>
#include <snat/snat.h>
#include <vppinfra/hash.h>
@@ -778,7 +779,8 @@ static inline u32 icmp_out2in_fast (snat_main_t *sm,
icmp46_header_t * icmp0,
u32 sw_if_index0,
vlib_node_runtime_t * node,
- u32 next0)
+ u32 next0,
+ u32 rx_fib_index0)
{
snat_session_key_t key0, sm0;
icmp_echo_header_t *echo0;
@@ -791,6 +793,7 @@ static inline u32 icmp_out2in_fast (snat_main_t *sm,
key0.addr = ip0->dst_address;
key0.port = echo0->identifier;
+ key0.fib_index = rx_fib_index0;
if (snat_static_mapping_match(sm, key0, &sm0, 1))
{
@@ -879,6 +882,7 @@ snat_out2in_fast_node_fn (vlib_main_t * vm,
icmp46_header_t * icmp0;
snat_session_key_t key0, sm0;
u32 proto0;
+ u32 rx_fib_index0;
/* speculatively enqueue b0 to the current next frame */
bi0 = from[0];
@@ -896,6 +900,7 @@ snat_out2in_fast_node_fn (vlib_main_t * vm,
icmp0 = (icmp46_header_t *) udp0;
sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX];
+ rx_fib_index0 = ip4_fib_table_get_index_for_sw_if_index(sw_if_index0);
vnet_get_config_data (&cm->config_main,
&b0->current_config_index,
@@ -915,12 +920,13 @@ snat_out2in_fast_node_fn (vlib_main_t * vm,
if (PREDICT_FALSE (proto0 == SNAT_PROTOCOL_ICMP))
{
next0 = icmp_out2in_fast
- (sm, b0, ip0, icmp0, sw_if_index0, node, next0);
+ (sm, b0, ip0, icmp0, sw_if_index0, node, next0, rx_fib_index0);
goto trace00;
}
key0.addr = ip0->dst_address;
key0.port = udp0->dst_port;
+ key0.fib_index = rx_fib_index0;
if (snat_static_mapping_match(sm, key0, &sm0, 1))
{
diff --git a/plugins/snat-plugin/snat/snat.c b/plugins/snat-plugin/snat/snat.c
index 8360db5ee42..8490bd83374 100644
--- a/plugins/snat-plugin/snat/snat.c
+++ b/plugins/snat-plugin/snat/snat.c
@@ -321,9 +321,18 @@ int snat_add_static_mapping(ip4_address_t l_addr, ip4_address_t e_addr,
uword * p;
int i;
+ /* If outside FIB index is not resolved yet */
+ if (sm->outside_fib_index == ~0)
+ {
+ p = hash_get (sm->ip4_main->fib_index_by_table_id, sm->outside_vrf_id);
+ if (!p)
+ return VNET_API_ERROR_NO_SUCH_FIB;
+ sm->outside_fib_index = p[0];
+ }
+
m_key.addr = e_addr;
m_key.port = addr_only ? 0 : e_port;
- m_key.pad = 0;
+ m_key.fib_index = sm->outside_fib_index;
kv.key = m_key.as_u64;
if (clib_bihash_search_8_8 (&sm->static_mapping_by_external, &kv, &value))
m = 0;
@@ -360,15 +369,6 @@ int snat_add_static_mapping(ip4_address_t l_addr, ip4_address_t e_addr,
vrf_id = sm->inside_vrf_id;
}
- /* If outside FIB index is not resolved yet */
- if (sm->outside_fib_index == ~0)
- {
- p = hash_get (sm->ip4_main->fib_index_by_table_id, sm->outside_vrf_id);
- if (!p)
- return VNET_API_ERROR_NO_SUCH_FIB;
- sm->outside_fib_index = p[0];
- }
-
/* Find external address in allocated addresses and reserve port for
address and port pair mapping when dynamic translations enabled */
if (!addr_only && !(sm->static_mapping_only))
@@ -409,13 +409,14 @@ int snat_add_static_mapping(ip4_address_t l_addr, ip4_address_t e_addr,
m_key.addr = m->local_addr;
m_key.port = m->local_port;
- m_key.pad = 0;
+ m_key.fib_index = m->fib_index;
kv.key = m_key.as_u64;
kv.value = m - sm->static_mappings;
clib_bihash_add_del_8_8(&sm->static_mapping_by_local, &kv, 1);
m_key.addr = m->external_addr;
m_key.port = m->external_port;
+ m_key.fib_index = sm->outside_fib_index;
kv.key = m_key.as_u64;
kv.value = m - sm->static_mappings;
clib_bihash_add_del_8_8(&sm->static_mapping_by_external, &kv, 1);
@@ -444,12 +445,13 @@ int snat_add_static_mapping(ip4_address_t l_addr, ip4_address_t e_addr,
m_key.addr = m->local_addr;
m_key.port = m->local_port;
- m_key.pad = 0;
+ m_key.fib_index = m->fib_index;
kv.key = m_key.as_u64;
clib_bihash_add_del_8_8(&sm->static_mapping_by_local, &kv, 0);
m_key.addr = m->external_addr;
m_key.port = m->external_port;
+ m_key.fib_index = sm->outside_fib_index;
kv.key = m_key.as_u64;
clib_bihash_add_del_8_8(&sm->static_mapping_by_external, &kv, 0);
@@ -967,7 +969,7 @@ int snat_static_mapping_match (snat_main_t * sm,
m_key.addr = match.addr;
m_key.port = clib_net_to_host_u16 (match.port);
- m_key.pad = 0;
+ m_key.fib_index = match.fib_index;
kv.key = m_key.as_u64;
diff --git a/plugins/snat-plugin/snat/snat.h b/plugins/snat-plugin/snat/snat.h
index 823b8608b1a..531da284e93 100644
--- a/plugins/snat-plugin/snat/snat.h
+++ b/plugins/snat-plugin/snat/snat.h
@@ -62,7 +62,7 @@ typedef struct {
{
ip4_address_t addr;
u16 port;
- u16 pad;
+ u16 fib_index;
};
u64 as_u64;
};