diff options
| author |   Matus Fabian <matfabia@cisco.com> | 2018-09-04 03:55:45 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-09-04 17:50:51 +0000 |
| commit | 5d28c7afbc0abd172d0053768b2ebe37b7a6c348 (patch) | |
| tree | afdef90641a9fc25c9d24e166488e66d3e9049b7 /src/plugins/nat/nat.h | |
| parent | b17cd37bb9c86ea5d8b43efad7ce5b7fc808e528 (diff) | |
NAT: add support for configurable port range (VPP-1346)
Change-Id: I6882b6daa05db866fe6e78a62b380ec331507f74
Signed-off-by: Matus Fabian <matfabia@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat.h')
| -rw-r--r-- | src/plugins/nat/nat.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/plugins/nat/nat.h b/src/plugins/nat/nat.h index 660fb4c2965..d8d0b2a9c4d 100644 --- a/src/plugins/nat/nat.h +++ b/src/plugins/nat/nat.h @@ -96,6 +96,16 @@ typedef struct { }; } snat_user_key_t; +#define foreach_nat_addr_and_port_alloc_alg \ + _(0, DEFAULT, "default") \ + _(1, MAPE, "map-e") \ + _(2, RANGE, "port-range") + +typedef enum { +#define _(v, N, s) NAT_ADDR_AND_PORT_ALLOC_ALG_##N = v, + foreach_nat_addr_and_port_alloc_alg +#undef _ +} nat_addr_and_port_alloc_alg_t; #define foreach_snat_protocol \ _(UDP, 0, udp, "udp") \ @@ -361,10 +371,17 @@ typedef struct snat_main_s { /* Vector of outside addresses */ snat_address_t * addresses; + /* Address and port allocation function */ nat_alloc_out_addr_and_port_function_t *alloc_addr_and_port; + /* Address and port allocation type */ + nat_addr_and_port_alloc_alg_t addr_and_port_alloc_alg; + /* Port set parameters (MAP-E) */ u8 psid_offset; u8 psid_length; u16 psid; + /* Port range parameters */ + u16 start_port; + u16 end_port; /* vector of outside fibs */ nat_outside_fib_t * outside_fibs; @@ -631,6 +648,7 @@ int snat_add_interface_address(snat_main_t *sm, u32 sw_if_index, int is_del, u8 twice_nat); uword unformat_snat_protocol(unformat_input_t * input, va_list * args); u8 * format_snat_protocol(u8 * s, va_list * args); +u8 * format_nat_addr_and_port_alloc_alg(u8 * s, va_list * args); int nat44_add_del_lb_static_mapping (ip4_address_t e_addr, u16 e_port, snat_protocol_t proto, nat44_lb_addr_port_t *locals, u8 is_add, @@ -651,6 +669,7 @@ snat_session_t * nat_ed_session_alloc (snat_main_t *sm, snat_user_t *u, u32 thread_index); void nat_set_alloc_addr_and_port_mape (u16 psid, u16 psid_offset, u16 psid_length); +void nat_set_alloc_addr_and_port_range (u16 start_port, u16 end_port); void nat_set_alloc_addr_and_port_default (void); int nat44_i2o_ed_is_idle_session_cb (clib_bihash_kv_16_8_t *kv, void *arg); int nat44_o2i_ed_is_idle_session_cb (clib_bihash_kv_16_8_t *kv, void *arg); |