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-rw-r--r--src/plugins/nat/nat.h32
1 files changed, 31 insertions, 1 deletions
diff --git a/src/plugins/nat/nat.h b/src/plugins/nat/nat.h
index ddcf4c970b0..8bec46a3704 100644
--- a/src/plugins/nat/nat.h
+++ b/src/plugins/nat/nat.h
@@ -201,6 +201,20 @@ typedef enum
/* *INDENT-OFF* */
typedef CLIB_PACKED(struct
{
+ // number of sessions in this vrf
+ u32 ses_count;
+
+ u32 rx_fib_index;
+ u32 tx_fib_index;
+
+ // is this vrf expired
+ u8 expired;
+}) per_vrf_sessions_t;
+/* *INDENT-ON* */
+
+/* *INDENT-OFF* */
+typedef CLIB_PACKED(struct
+{
/* Outside network tuple */
struct
{
@@ -258,10 +272,13 @@ typedef CLIB_PACKED(struct
/* user index */
u32 user_index;
+
+ /* per vrf sessions index */
+ u32 per_vrf_sessions_index;
+
}) snat_session_t;
/* *INDENT-ON* */
-
typedef struct
{
ip4_address_t addr;
@@ -288,6 +305,12 @@ typedef struct
typedef struct
{
u32 fib_index;
+ u32 ref_count;
+} nat_fib_t;
+
+typedef struct
+{
+ u32 fib_index;
u32 refcount;
} nat_outside_fib_t;
@@ -414,6 +437,8 @@ typedef struct
/* real thread index */
u32 thread_index;
+ per_vrf_sessions_t *per_vrf_sessions_vec;
+
} snat_main_per_thread_data_t;
struct snat_main_s;
@@ -501,6 +526,9 @@ typedef struct snat_main_s
u16 start_port;
u16 end_port;
+ /* vector of fibs */
+ nat_fib_t *fibs;
+
/* vector of outside fibs */
nat_outside_fib_t *outside_fibs;
@@ -1350,6 +1378,8 @@ int snat_alloc_outside_address_and_port (snat_address_t * addresses,
u16 port_per_thread,
u32 snat_thread_index);
+void expire_per_vrf_sessions (u32 fib_index);
+
/**
* @brief Match NAT44 static mapping.
*