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_api.c | |
| 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_api.c')
| -rw-r--r-- | src/plugins/nat/nat_api.c | 95 |
1 files changed, 93 insertions, 2 deletions
diff --git a/src/plugins/nat/nat_api.c b/src/plugins/nat/nat_api.c index 17009c93561..2994f8001f4 100644 --- a/src/plugins/nat/nat_api.c +++ b/src/plugins/nat/nat_api.c @@ -484,6 +484,95 @@ vl_api_nat_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle) FINISH; } +static void + vl_api_nat_set_addr_and_port_alloc_alg_t_handler + (vl_api_nat_set_addr_and_port_alloc_alg_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp; + int rv = 0; + u16 port_start, port_end; + + if (sm->deterministic) + { + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; + } + + switch (mp->alg) + { + case NAT_ADDR_AND_PORT_ALLOC_ALG_DEFAULT: + nat_set_alloc_addr_and_port_default (); + break; + case NAT_ADDR_AND_PORT_ALLOC_ALG_MAPE: + nat_set_alloc_addr_and_port_mape (ntohs (mp->psid), mp->psid_offset, + mp->psid_length); + break; + case NAT_ADDR_AND_PORT_ALLOC_ALG_RANGE: + port_start = ntohs (mp->start_port); + port_end = ntohs (mp->end_port); + if (port_end <= port_start) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto send_reply; + } + nat_set_alloc_addr_and_port_range (port_start, port_end); + break; + default: + rv = VNET_API_ERROR_INVALID_VALUE; + break; + } + +send_reply: + REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY); +} + +static void *vl_api_nat_set_addr_and_port_alloc_alg_t_print + (vl_api_nat_set_addr_and_port_alloc_alg_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_set_addr_and_port_alloc_alg "); + s = format (s, "alg %d psid_offset %d psid_length %d psid %d start_port %d " + "end_port %d\n", + ntohl (mp->alg), ntohl (mp->psid_offset), + ntohl (mp->psid_length), ntohs (mp->psid), + ntohs (mp->start_port), ntohs (mp->end_port)); + + FINISH; +} + +static void + vl_api_nat_get_addr_and_port_alloc_alg_t_handler + (vl_api_nat_get_addr_and_port_alloc_alg_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp; + int rv = 0; + + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY, + ({ + rmp->alg = sm->addr_and_port_alloc_alg; + rmp->psid_offset = sm->psid_offset; + rmp->psid_length = sm->psid_length; + rmp->psid = htons (sm->psid); + rmp->start_port = htons (sm->start_port); + rmp->end_port = htons (sm->end_port); + })) + /* *INDENT-ON* */ +} + +static void *vl_api_nat_get_addr_and_port_alloc_alg_t_print + (vl_api_nat_get_addr_and_port_alloc_alg_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_get_addr_and_port_alloc_alg"); + + FINISH; +} + /*************/ /*** NAT44 ***/ /*************/ @@ -2990,8 +3079,10 @@ _(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \ _(NAT_SET_REASS, nat_set_reass) \ _(NAT_GET_REASS, nat_get_reass) \ _(NAT_REASS_DUMP, nat_reass_dump) \ -_(NAT_SET_TIMEOUTS, nat_set_timeouts) \ -_(NAT_GET_TIMEOUTS, nat_get_timeouts) \ +_(NAT_SET_TIMEOUTS, nat_set_timeouts) \ +_(NAT_GET_TIMEOUTS, nat_get_timeouts) \ +_(NAT_SET_ADDR_AND_PORT_ALLOC_ALG, nat_set_addr_and_port_alloc_alg) \ +_(NAT_GET_ADDR_AND_PORT_ALLOC_ALG, nat_get_addr_and_port_alloc_alg) \ _(NAT44_ADD_DEL_ADDRESS_RANGE, nat44_add_del_address_range) \ _(NAT44_INTERFACE_ADD_DEL_FEATURE, nat44_interface_add_del_feature) \ _(NAT44_ADD_DEL_STATIC_MAPPING, nat44_add_del_static_mapping) \ |