diff options
| author |   Juraj Sloboda <jsloboda@cisco.com> | 2017-11-23 13:20:48 +0100 |
|---|---|---|
| committer |   Ole Trøan <otroan@employees.org> | 2017-12-20 11:12:24 +0000 |
| commit | 7b929793feba7d966c34b1ddb31dc818174f3a57 (patch) | |
| tree | 34eba85b00e775127732dddb56e679d14fc9cc75 /src/plugins/nat/nat_api.c | |
| parent | 5ff506a194f4951372500608a233c5c4cc6990a9 (diff) | |
Translate matching packets using NAT (VPP-1069)
Add API function which enables forwarding of packets not matching
existing translation or static mapping instead of dropping them.
When forwarding is enabled matching packets will be translated
while non-matching packets will be forwarded without translation.
Change-Id: Ic13040cbad16d3a1ecdc3e02a497171bef6aa413
Signed-off-by: Juraj Sloboda <jsloboda@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat_api.c')
| -rw-r--r-- | src/plugins/nat/nat_api.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/plugins/nat/nat_api.c b/src/plugins/nat/nat_api.c index 5071609c0b9..2397663270a 100644 --- a/src/plugins/nat/nat_api.c +++ b/src/plugins/nat/nat_api.c @@ -1366,6 +1366,63 @@ vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp, FINISH; } +static void + vl_api_nat44_forwarding_enable_disable_t_handler + (vl_api_nat44_forwarding_enable_disable_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_forwarding_enable_disable_reply_t *rmp; + int rv = 0; + + sm->forwarding_enabled = mp->enable != 0; + + REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY); +} + +static void *vl_api_nat44_forwarding_enable_disable_t_print + (vl_api_nat44_forwarding_enable_disable_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_forwarding_enable_disable "); + s = format (s, "enable %d", mp->enable != 0); + + FINISH; +} + +static void + vl_api_nat44_forwarding_is_enabled_t_handler + (vl_api_nat44_forwarding_is_enabled_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + vl_api_nat44_forwarding_is_enabled_reply_t *rmp; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base); + rmp->context = mp->context; + + rmp->enabled = sm->forwarding_enabled; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void *vl_api_nat44_forwarding_is_enabled_t_print + (vl_api_nat44_forwarding_is_enabled_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_forwarding_is_enabled "); + + FINISH; +} + /*******************************/ /*** Deterministic NAT (CGN) ***/ /*******************************/ @@ -2434,6 +2491,8 @@ _(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \ _(NAT44_ADD_DEL_LB_STATIC_MAPPING, nat44_add_del_lb_static_mapping) \ _(NAT44_LB_STATIC_MAPPING_DUMP, nat44_lb_static_mapping_dump) \ _(NAT44_DEL_SESSION, nat44_del_session) \ +_(NAT44_FORWARDING_ENABLE_DISABLE, nat44_forwarding_enable_disable) \ +_(NAT44_FORWARDING_IS_ENABLED, nat44_forwarding_is_enabled) \ _(NAT_DET_ADD_DEL_MAP, nat_det_add_del_map) \ _(NAT_DET_FORWARD, nat_det_forward) \ _(NAT_DET_REVERSE, nat_det_reverse) \ |