diff options
Diffstat (limited to 'src/plugins/nat/nat_api.c')
| -rw-r--r-- | src/plugins/nat/nat_api.c | 137 |
1 files changed, 135 insertions, 2 deletions
diff --git a/src/plugins/nat/nat_api.c b/src/plugins/nat/nat_api.c index 0a2141f2a05..fa20f2cc6b2 100644 --- a/src/plugins/nat/nat_api.c +++ b/src/plugins/nat/nat_api.c @@ -27,6 +27,10 @@ #include <nat/nat_msg_enum.h> #include <vnet/fib/fib_table.h> +#define vl_api_nat44_lb_addr_port_t_endian vl_noop_handler +#define vl_api_nat44_add_del_lb_static_mapping_t_endian vl_noop_handler +#define vl_api_nat44_nat44_lb_static_mapping_details_t_endian vl_noop_handler + /* define message structures */ #define vl_typedefs #include <nat/nat_all_api_h.h> @@ -465,7 +469,8 @@ static void /* *INDENT-OFF* */ pool_foreach (m, sm->static_mappings, ({ - send_snat_static_mapping_details (m, q, mp->context); + if (!vec_len(m->locals)) + send_snat_static_mapping_details (m, q, mp->context); })); /* *INDENT-ON* */ @@ -1888,7 +1893,8 @@ vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t /* *INDENT-OFF* */ pool_foreach (m, sm->static_mappings, ({ - send_nat44_static_mapping_details (m, q, mp->context); + if (!vec_len(m->locals)) + send_nat44_static_mapping_details (m, q, mp->context); })); /* *INDENT-ON* */ @@ -2136,6 +2142,131 @@ vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp, FINISH; } +static nat44_lb_addr_port_t * +unformat_nat44_lb_addr_port (vl_api_nat44_lb_addr_port_t * addr_port_pairs, + u8 addr_port_pair_num) +{ + u8 i; + nat44_lb_addr_port_t *lb_addr_port_pairs = 0, lb_addr_port; + vl_api_nat44_lb_addr_port_t *ap; + + for (i = 0; i < addr_port_pair_num; i++) + { + ap = &addr_port_pairs[i]; + memset (&lb_addr_port, 0, sizeof (lb_addr_port)); + clib_memcpy (&lb_addr_port.addr, ap->addr, 4); + lb_addr_port.port = clib_net_to_host_u16 (ap->port); + lb_addr_port.probability = ap->probability; + vec_add1 (lb_addr_port_pairs, lb_addr_port); + } + + return lb_addr_port_pairs; +} + +static void + vl_api_nat44_add_del_lb_static_mapping_t_handler + (vl_api_nat44_add_del_lb_static_mapping_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp; + int rv = 0; + nat44_lb_addr_port_t *locals = 0; + ip4_address_t e_addr; + snat_protocol_t proto; + + locals = unformat_nat44_lb_addr_port (mp->locals, mp->local_num); + clib_memcpy (&e_addr, mp->external_addr, 4); + proto = ip_proto_to_snat_proto (mp->protocol); + + rv = + nat44_add_del_lb_static_mapping (e_addr, + clib_net_to_host_u16 (mp->external_port), + proto, clib_net_to_host_u32 (mp->vrf_id), + locals, mp->is_add); + + vec_free (locals); + + REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY); +} + +static void *vl_api_nat44_add_del_lb_static_mapping_t_print + (vl_api_nat44_add_del_lb_static_mapping_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_add_del_lb_static_mapping "); + s = format (s, "is_add %d\n", mp->is_add); + + FINISH; +} + +static void +send_nat44_lb_static_mapping_details (snat_static_mapping_t * m, + unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_lb_static_mapping_details_t *rmp; + snat_main_t *sm = &snat_main; + nat44_lb_addr_port_t *ap; + vl_api_nat44_lb_addr_port_t *locals; + + rmp = + vl_msg_api_alloc (sizeof (*rmp) + + (vec_len (m->locals) * sizeof (nat44_lb_addr_port_t))); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base); + + clib_memcpy (rmp->external_addr, &(m->external_addr), 4); + rmp->external_port = ntohs (m->external_port); + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->vrf_id = ntohl (m->vrf_id); + rmp->context = context; + + locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals; + vec_foreach (ap, m->locals) + { + clib_memcpy (locals->addr, &(ap->addr), 4); + locals->port = htons (ap->port); + locals->probability = ap->probability; + locals++; + rmp->local_num++; + } + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void + vl_api_nat44_lb_static_mapping_dump_t_handler + (vl_api_nat44_lb_static_mapping_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_static_mapping_t *m; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + pool_foreach (m, sm->static_mappings, + ({ + if (vec_len(m->locals)) + send_nat44_lb_static_mapping_details (m, q, mp->context); + })); + /* *INDENT-ON* */ +} + +static void *vl_api_nat44_lb_static_mapping_dump_t_print + (vl_api_nat44_lb_static_mapping_dump_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_lb_static_mapping_dump "); + + FINISH; +} + /*******************************/ /*** Deterministic NAT (CGN) ***/ /*******************************/ @@ -3159,6 +3290,8 @@ _(NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \ nat44_interface_add_del_output_feature) \ _(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \ 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) \ _(NAT_DET_ADD_DEL_MAP, nat_det_add_del_map) \ _(NAT_DET_FORWARD, nat_det_forward) \ _(NAT_DET_REVERSE, nat_det_reverse) \ |