X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat_api.c;fp=src%2Fplugins%2Fsnat%2Fsnat_api.c;h=0a2141f2a051d06f11e04b83d1ef17999e71c388;hb=2ba92e32e0197f676dd905e5edcb4ff3e1bec241;hp=227074f9cb46c82aeefdb50fb1ae0dc4009d8d6d;hpb=cfc997ef3da9f406afe5caad99fc98a53aab7a77;p=vpp.git diff --git a/src/plugins/snat/snat_api.c b/src/plugins/nat/nat_api.c similarity index 59% rename from src/plugins/snat/snat_api.c rename to src/plugins/nat/nat_api.c index 227074f9cb4..0a2141f2a05 100644 --- a/src/plugins/snat/snat_api.c +++ b/src/plugins/nat/nat_api.c @@ -15,26 +15,26 @@ */ /** * @file - * @brief SNAT plugin API implementation + * @brief NAT plugin API implementation */ -#include -#include -#include +#include +#include +#include #include #include #include -#include +#include #include /* define message structures */ #define vl_typedefs -#include +#include #undef vl_typedefs /* define generated endian-swappers */ #define vl_endianfun -#include +#include #undef vl_endianfun #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) @@ -44,7 +44,7 @@ /* Get the API version number */ #define vl_api_version(n,v) static u32 api_version=(v); -#include +#include #undef vl_api_version /* Macro to finish up custom dump fns */ @@ -901,9 +901,9 @@ static void *vl_api_snat_user_session_dump_t_print FINISH; } -/****************************/ -/*** detrministic NAT/CGN ***/ -/****************************/ +/******************************************************************/ +/*** detrministic NAT/CGN (old, will be deprecated after 17.10) ***/ +/******************************************************************/ static void vl_api_snat_add_det_map_t_handler (vl_api_snat_add_det_map_t * mp) @@ -1293,6 +1293,1263 @@ static void *vl_api_snat_det_session_dump_t_print FINISH; } +/******************************/ +/*** Common NAT plugin APIs ***/ +/******************************/ + +static void +vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t * mp) +{ + vl_api_nat_control_ping_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY, + ({ + rmp->vpe_pid = ntohl (getpid ()); + })); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_control_ping_t_print (vl_api_nat_control_ping_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_control_ping "); + + FINISH; +} + +static void +vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t * mp) +{ + vl_api_nat_show_config_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_REPLY, + ({ + rmp->translation_buckets = htonl (sm->translation_buckets); + rmp->translation_memory_size = htonl (sm->translation_memory_size); + rmp->user_buckets = htonl (sm->user_buckets); + rmp->user_memory_size = htonl (sm->user_memory_size); + rmp->max_translations_per_user = htonl (sm->max_translations_per_user); + rmp->outside_vrf_id = htonl (sm->outside_vrf_id); + rmp->inside_vrf_id = htonl (sm->inside_vrf_id); + rmp->static_mapping_only = sm->static_mapping_only; + rmp->static_mapping_connection_tracking = + sm->static_mapping_connection_tracking; + rmp->deterministic = sm->deterministic; + })); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_show_config "); + + FINISH; +} + +static void +vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_snat_set_workers_reply_t *rmp; + int rv = 0; + uword *bitmap = 0; + u64 mask = clib_net_to_host_u64 (mp->worker_mask); + + if (sm->num_workers < 2) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto send_reply; + } + + bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask)); + rv = snat_set_workers (bitmap); + clib_bitmap_free (bitmap); + +send_reply: + REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY); +} + +static void * +vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle) +{ + u8 *s; + uword *bitmap = 0; + u8 first = 1; + int i; + u64 mask = clib_net_to_host_u64 (mp->worker_mask); + + s = format (0, "SCRIPT: nat_set_workers "); + bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask)); + /* *INDENT-OFF* */ + clib_bitmap_foreach (i, bitmap, + ({ + if (first) + s = format (s, "%d", i); + else + s = format (s, ",%d", i); + first = 0; + })); + /* *INDENT-ON* */ + clib_bitmap_free (bitmap); + FINISH; +} + +static void +send_nat_worker_details (u32 worker_index, unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat_worker_details_t *rmp; + snat_main_t *sm = &snat_main; + vlib_worker_thread_t *w = + vlib_worker_threads + worker_index + sm->first_worker_index; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base); + rmp->context = context; + rmp->worker_index = htonl (worker_index); + rmp->lcore_id = htonl (w->lcore_id); + strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1); + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + u32 *worker_index; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + vec_foreach (worker_index, sm->workers) + send_nat_worker_details(*worker_index, q, mp->context); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_worker_dump "); + + FINISH; +} + +static void +vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t * + mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ipfix_enable_disable_reply_t *rmp; + int rv = 0; + + rv = snat_ipfix_logging_enable_disable (mp->enable, + clib_host_to_net_u32 + (mp->domain_id), + clib_host_to_net_u16 + (mp->src_port)); + + REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY); +} + +static void * +vl_api_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t * + mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_ipfix_enable_disable "); + if (mp->domain_id) + s = format (s, "domain %d ", clib_net_to_host_u32 (mp->domain_id)); + if (mp->src_port) + s = format (s, "src_port %d ", clib_net_to_host_u16 (mp->src_port)); + if (!mp->enable) + s = format (s, "disable "); + + FINISH; +} + +/*************/ +/*** NAT44 ***/ +/*************/ +static void + vl_api_nat44_add_del_address_range_t_handler + (vl_api_nat44_add_del_address_range_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_address_range_reply_t *rmp; + ip4_address_t this_addr; + u32 start_host_order, end_host_order; + u32 vrf_id; + int i, count; + int rv = 0; + u32 *tmp; + + if (sm->static_mapping_only) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto send_reply; + } + + tmp = (u32 *) mp->first_ip_address; + start_host_order = clib_host_to_net_u32 (tmp[0]); + tmp = (u32 *) mp->last_ip_address; + end_host_order = clib_host_to_net_u32 (tmp[0]); + + count = (end_host_order - start_host_order) + 1; + + vrf_id = clib_host_to_net_u32 (mp->vrf_id); + + if (count > 1024) + clib_warning ("%U - %U, %d addresses...", + format_ip4_address, mp->first_ip_address, + format_ip4_address, mp->last_ip_address, count); + + memcpy (&this_addr.as_u8, mp->first_ip_address, 4); + + for (i = 0; i < count; i++) + { + if (mp->is_add) + snat_add_address (sm, &this_addr, vrf_id); + else + rv = snat_del_address (sm, this_addr, 0); + + if (rv) + goto send_reply; + + increment_v4_address (&this_addr); + } + +send_reply: + REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY); +} + +static void *vl_api_nat44_add_del_address_range_t_print + (vl_api_nat44_add_del_address_range_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_add_address_range "); + s = format (s, "%U ", format_ip4_address, mp->first_ip_address); + if (memcmp (mp->first_ip_address, mp->last_ip_address, 4)) + { + s = format (s, " - %U ", format_ip4_address, mp->last_ip_address); + } + FINISH; +} + +static void +send_nat44_address_details (snat_address_t * a, + unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_nat44_address_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT44_ADDRESS_DETAILS + sm->msg_id_base); + clib_memcpy (rmp->ip_address, &(a->addr), 4); + if (a->fib_index != ~0) + { + fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP4); + rmp->vrf_id = ntohl (fib->ft_table_id); + } + else + rmp->vrf_id = ~0; + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_address_t *a; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + vec_foreach (a, sm->addresses) + send_nat44_address_details (a, q, mp->context); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_address_dump "); + + FINISH; +} + +static void + vl_api_nat44_interface_add_del_feature_t_handler + (vl_api_nat44_interface_add_del_feature_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_interface_add_del_feature_reply_t *rmp; + u8 is_del = mp->is_add == 0; + u32 sw_if_index = ntohl (mp->sw_if_index); + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + rv = snat_interface_add_del (sw_if_index, mp->is_inside, is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY); +} + +static void *vl_api_nat44_interface_add_del_feature_t_print + (vl_api_nat44_interface_add_del_feature_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_interface_add_del_feature "); + s = format (s, "sw_if_index %d %s %s", + clib_host_to_net_u32 (mp->sw_if_index), + mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + + FINISH; +} + +static void +send_nat44_interface_details (snat_interface_t * i, + unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_nat44_interface_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base); + rmp->sw_if_index = ntohl (i->sw_if_index); + rmp->is_inside = i->is_inside; + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_interface_t *i; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + pool_foreach (i, sm->interfaces, + ({ + send_nat44_interface_details(i, q, mp->context); + })); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_interface_dump "); + + FINISH; +} + +static void + vl_api_nat44_interface_add_del_output_feature_t_handler + (vl_api_nat44_interface_add_del_output_feature_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_interface_add_del_output_feature_reply_t *rmp; + u8 is_del = mp->is_add == 0; + u32 sw_if_index = ntohl (mp->sw_if_index); + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + rv = snat_interface_add_del_output_feature (sw_if_index, mp->is_inside, + is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY); +} + +static void *vl_api_nat44_interface_add_del_output_feature_t_print + (vl_api_nat44_interface_add_del_output_feature_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_interface_add_del_output_feature "); + s = format (s, "sw_if_index %d %s %s", + clib_host_to_net_u32 (mp->sw_if_index), + mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + + FINISH; +} + +static void +send_nat44_interface_output_feature_details (snat_interface_t * i, + unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_interface_output_feature_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base); + rmp->sw_if_index = ntohl (i->sw_if_index); + rmp->context = context; + rmp->is_inside = i->is_inside; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void + vl_api_nat44_interface_output_feature_dump_t_handler + (vl_api_nat44_interface_output_feature_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_interface_t *i; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + pool_foreach (i, sm->output_feature_interfaces, + ({ + send_nat44_interface_output_feature_details(i, q, mp->context); + })); + /* *INDENT-ON* */ +} + +static void *vl_api_nat44_interface_output_feature_dump_t_print + (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_interface_output_feature_dump "); + + FINISH; +} + +static void + vl_api_nat44_add_del_static_mapping_t_handler + (vl_api_nat44_add_del_static_mapping_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_static_mapping_reply_t *rmp; + ip4_address_t local_addr, external_addr; + u16 local_port = 0, external_port = 0; + u32 vrf_id, external_sw_if_index; + int rv = 0; + snat_protocol_t proto; + + memcpy (&local_addr.as_u8, mp->local_ip_address, 4); + memcpy (&external_addr.as_u8, mp->external_ip_address, 4); + if (mp->addr_only == 0) + { + local_port = clib_net_to_host_u16 (mp->local_port); + external_port = clib_net_to_host_u16 (mp->external_port); + } + vrf_id = clib_net_to_host_u32 (mp->vrf_id); + external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index); + proto = ip_proto_to_snat_proto (mp->protocol); + + rv = snat_add_static_mapping (local_addr, external_addr, local_port, + external_port, vrf_id, mp->addr_only, + external_sw_if_index, proto, mp->is_add); + + REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY); +} + +static void *vl_api_nat44_add_del_static_mapping_t_print + (vl_api_nat44_add_del_static_mapping_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_add_del_static_mapping "); + s = format (s, "protocol %d local_addr %U external_addr %U ", + mp->protocol, + format_ip4_address, mp->local_ip_address, + format_ip4_address, mp->external_ip_address); + + if (mp->addr_only == 0) + s = format (s, "local_port %d external_port %d ", + clib_net_to_host_u16 (mp->local_port), + clib_net_to_host_u16 (mp->external_port)); + + if (mp->vrf_id != ~0) + s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id)); + + if (mp->external_sw_if_index != ~0) + s = format (s, "external_sw_if_index %d", + clib_net_to_host_u32 (mp->external_sw_if_index)); + FINISH; +} + +static void +send_nat44_static_mapping_details (snat_static_mapping_t * m, + unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_static_mapping_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); + rmp->addr_only = m->addr_only; + clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4); + clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4); + rmp->local_port = htons (m->local_port); + rmp->external_port = htons (m->external_port); + rmp->external_sw_if_index = ~0; + rmp->vrf_id = htonl (m->vrf_id); + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m, + unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_static_mapping_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); + rmp->addr_only = m->addr_only; + clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4); + rmp->local_port = htons (m->l_port); + rmp->external_port = htons (m->e_port); + rmp->external_sw_if_index = htonl (m->sw_if_index); + rmp->vrf_id = htonl (m->vrf_id); + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t + * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_static_mapping_t *m; + snat_static_map_resolve_t *rp; + int j; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + pool_foreach (m, sm->static_mappings, + ({ + send_nat44_static_mapping_details (m, q, mp->context); + })); + /* *INDENT-ON* */ + + for (j = 0; j < vec_len (sm->to_resolve); j++) + { + rp = sm->to_resolve + j; + send_nat44_static_map_resolve_details (rp, q, mp->context); + } +} + +static void * +vl_api_nat44_static_mapping_dump_t_print (vl_api_nat44_static_mapping_dump_t * + mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_static_mapping_dump "); + + FINISH; +} + +static void + vl_api_nat44_add_del_interface_addr_t_handler + (vl_api_nat44_add_del_interface_addr_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_interface_addr_reply_t *rmp; + u8 is_del = mp->is_add == 0; + u32 sw_if_index = ntohl (mp->sw_if_index); + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + rv = snat_add_interface_address (sm, sw_if_index, is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY); +} + +static void *vl_api_nat44_add_del_interface_addr_t_print + (vl_api_nat44_add_del_interface_addr_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_add_del_interface_addr "); + s = format (s, "sw_if_index %d %s", + clib_host_to_net_u32 (mp->sw_if_index), + mp->is_add ? "" : "del"); + + FINISH; +} + +static void +send_nat44_interface_addr_details (u32 sw_if_index, + unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_interface_addr_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base); + rmp->sw_if_index = ntohl (sw_if_index); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t + * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + u32 *i; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + vec_foreach (i, sm->auto_add_sw_if_indices) + send_nat44_interface_addr_details(*i, q, mp->context); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t * + mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_interface_addr_dump "); + + FINISH; +} + +static void +send_nat44_user_details (snat_user_t * u, unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat44_user_details_t *rmp; + snat_main_t *sm = &snat_main; + fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4); + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base); + + rmp->vrf_id = ntohl (fib->ft_table_id); + + clib_memcpy (rmp->ip_address, &(u->addr), 4); + rmp->nsessions = ntohl (u->nsessions); + rmp->nstaticsessions = ntohl (u->nstaticsessions); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_main_per_thread_data_t *tsm; + snat_user_t *u; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + vec_foreach (tsm, sm->per_thread_data) + vec_foreach (u, tsm->users) + send_nat44_user_details (u, q, mp->context); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_user_dump "); + + FINISH; +} + +static void +send_nat44_user_session_details (snat_session_t * s, + unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_nat44_user_session_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base); + clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4); + clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4); + rmp->is_static = s->flags & SNAT_SESSION_FLAG_STATIC_MAPPING ? 1 : 0; + rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard); + rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes); + rmp->total_pkts = ntohl (s->total_pkts); + rmp->context = context; + if (snat_is_unk_proto_session (s)) + { + rmp->outside_port = 0; + rmp->inside_port = 0; + rmp->protocol = ntohs (s->in2out.port); + } + else + { + rmp->outside_port = s->out2in.port; + rmp->inside_port = s->in2out.port; + rmp->protocol = ntohs (snat_proto_to_ip_proto (s->in2out.protocol)); + } + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t * + mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_main_per_thread_data_t *tsm; + snat_session_t *s; + clib_bihash_kv_8_8_t key, value; + snat_user_key_t ukey; + snat_user_t *u; + u32 session_index, head_index, elt_index; + dlist_elt_t *head, *elt; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + clib_memcpy (&ukey.addr, mp->ip_address, 4); + ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id)); + key.key = ukey.as_u64; + if (!clib_bihash_search_8_8 (&sm->worker_by_in, &key, &value)) + tsm = vec_elt_at_index (sm->per_thread_data, value.value); + else + tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers); + if (clib_bihash_search_8_8 (&sm->user_hash, &key, &value)) + return; + u = pool_elt_at_index (tsm->users, value.value); + if (!u->nsessions && !u->nstaticsessions) + return; + + head_index = u->sessions_per_user_list_head_index; + head = pool_elt_at_index (tsm->list_pool, head_index); + elt_index = head->next; + elt = pool_elt_at_index (tsm->list_pool, elt_index); + session_index = elt->value; + while (session_index != ~0) + { + s = pool_elt_at_index (tsm->sessions, session_index); + + send_nat44_user_session_details (s, q, mp->context); + + elt_index = elt->next; + elt = pool_elt_at_index (tsm->list_pool, elt_index); + session_index = elt->value; + } +} + +static void * +vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_user_session_dump "); + s = format (s, "ip_address %U vrf_id %d\n", + format_ip4_address, mp->ip_address, + clib_net_to_host_u32 (mp->vrf_id)); + + FINISH; +} + +/*******************************/ +/*** Deterministic NAT (CGN) ***/ +/*******************************/ + +static void +vl_api_nat_det_add_del_map_t_handler (vl_api_nat_det_add_del_map_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_add_del_map_reply_t *rmp; + int rv = 0; + ip4_address_t in_addr, out_addr; + + if (!mp->is_nat44) + { + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto send_reply; + } + + clib_memcpy (&in_addr, mp->in_addr, 4); + clib_memcpy (&out_addr, mp->out_addr, 4); + rv = snat_det_add_map (sm, &in_addr, mp->in_plen, &out_addr, + mp->out_plen, mp->is_add); + +send_reply: + REPLY_MACRO (VL_API_NAT_DET_ADD_DEL_MAP_REPLY); +} + +static void * +vl_api_nat_det_add_del_map_t_print (vl_api_nat_det_add_del_map_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_add_del_map "); + s = format (s, "inside address %U/%d outside address %U/%d\n", + format_ip4_address, mp->in_addr, mp->in_plen, + format_ip4_address, mp->out_addr, mp->out_plen); + + FINISH; +} + +static void +vl_api_nat_det_forward_t_handler (vl_api_nat_det_forward_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_forward_reply_t *rmp; + int rv = 0; + u16 lo_port = 0, hi_port = 0; + snat_det_map_t *dm; + ip4_address_t in_addr, out_addr; + + if (!mp->is_nat44) + { + out_addr.as_u32 = 0; + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto send_reply; + } + + out_addr.as_u32 = 0; + clib_memcpy (&in_addr, mp->in_addr, 4); + dm = snat_det_map_by_user (sm, &in_addr); + if (!dm) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + + snat_det_forward (dm, &in_addr, &out_addr, &lo_port); + hi_port = lo_port + dm->ports_per_host - 1; + +send_reply: + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_DET_FORWARD_REPLY, + ({ + rmp->out_port_lo = ntohs (lo_port); + rmp->out_port_hi = ntohs (hi_port); + clib_memcpy (rmp->out_addr, &out_addr, 4); + })) + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_det_forward_t_print (vl_api_nat_det_forward_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_forward"); + s = format (s, "inside ip address %U\n", format_ip4_address, mp->in_addr); + + FINISH; +} + +static void +vl_api_nat_det_reverse_t_handler (vl_api_nat_det_reverse_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_reverse_reply_t *rmp; + int rv = 0; + ip4_address_t out_addr, in_addr; + snat_det_map_t *dm; + + in_addr.as_u32 = 0; + clib_memcpy (&out_addr, mp->out_addr, 4); + dm = snat_det_map_by_out (sm, &out_addr); + if (!dm) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + + snat_det_reverse (dm, &out_addr, htons (mp->out_port), &in_addr); + +send_reply: + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_DET_REVERSE_REPLY, + ({ + rmp->is_nat44 = 1; + memset (rmp->in_addr, 0, 16); + clib_memcpy (rmp->in_addr, &in_addr, 4); + })) + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_det_reverse_t_print (vl_api_nat_det_reverse_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_reverse"); + s = format (s, "outside ip address %U outside port %d", + format_ip4_address, mp->out_addr, ntohs (mp->out_port)); + + FINISH; +} + +static void +sent_nat_det_map_details (snat_det_map_t * m, unix_shared_memory_queue_t * q, + u32 context) +{ + vl_api_nat_det_map_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT_DET_MAP_DETAILS + sm->msg_id_base); + rmp->is_nat44 = 1; + clib_memcpy (rmp->in_addr, &m->in_addr, 4); + rmp->in_plen = m->in_plen; + clib_memcpy (rmp->out_addr, &m->out_addr, 4); + rmp->out_plen = m->out_plen; + rmp->sharing_ratio = htonl (m->sharing_ratio); + rmp->ports_per_host = htons (m->ports_per_host); + rmp->ses_num = htonl (m->ses_num); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat_det_map_dump_t_handler (vl_api_nat_det_map_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + snat_det_map_t *m; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + vec_foreach(m, sm->det_maps) + sent_nat_det_map_details(m, q, mp->context); + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_det_map_dump_t_print (vl_api_nat_det_map_dump_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_map_dump "); + + FINISH; +} + +static void +vl_api_nat_det_set_timeouts_t_handler (vl_api_nat_det_set_timeouts_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_set_timeouts_reply_t *rmp; + int rv = 0; + + sm->udp_timeout = ntohl (mp->udp); + sm->tcp_established_timeout = ntohl (mp->tcp_established); + sm->tcp_transitory_timeout = ntohl (mp->tcp_transitory); + sm->icmp_timeout = ntohl (mp->icmp); + + REPLY_MACRO (VL_API_NAT_DET_SET_TIMEOUTS_REPLY); +} + +static void * +vl_api_nat_det_set_timeouts_t_print (vl_api_nat_det_set_timeouts_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_set_timeouts "); + s = format (s, "udp %d tcp_established %d tcp_transitory %d icmp %d\n", + ntohl (mp->udp), + ntohl (mp->tcp_established), + ntohl (mp->tcp_transitory), ntohl (mp->icmp)); + + FINISH; +} + +static void +vl_api_nat_det_get_timeouts_t_handler (vl_api_nat_det_get_timeouts_t * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_get_timeouts_reply_t *rmp; + int rv = 0; + + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_DET_GET_TIMEOUTS_REPLY, + ({ + rmp->udp = htonl (sm->udp_timeout); + rmp->tcp_established = htonl (sm->tcp_established_timeout); + rmp->tcp_transitory = htonl (sm->tcp_transitory_timeout); + rmp->icmp = htonl (sm->icmp_timeout); + })) + /* *INDENT-ON* */ +} + +static void * +vl_api_nat_det_get_timeouts_t_print (vl_api_nat_det_get_timeouts_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_get_timeouts"); + + FINISH; +} + +static void +vl_api_nat_det_close_session_out_t_handler (vl_api_nat_det_close_session_out_t + * mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_close_session_out_reply_t *rmp; + ip4_address_t out_addr, ext_addr, in_addr; + snat_det_out_key_t key; + snat_det_map_t *dm; + snat_det_session_t *ses; + int rv = 0; + + clib_memcpy (&out_addr, mp->out_addr, 4); + clib_memcpy (&ext_addr, mp->ext_addr, 4); + + dm = snat_det_map_by_out (sm, &out_addr); + if (!dm) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + snat_det_reverse (dm, &ext_addr, ntohs (mp->out_port), &in_addr); + key.ext_host_addr = ext_addr; + key.ext_host_port = mp->ext_port; + key.out_port = mp->out_port; + ses = snat_det_get_ses_by_out (dm, &in_addr, key.as_u64); + if (!ses) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + snat_det_ses_close (dm, ses); + +send_reply: + REPLY_MACRO (VL_API_NAT_DET_CLOSE_SESSION_OUT_REPLY); +} + +static void * +vl_api_nat_det_close_session_out_t_print (vl_api_nat_det_close_session_out_t * + mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_close_session_out "); + s = format (s, "out_addr %U out_port %d " + "ext_addr %U ext_port %d\n", + format_ip4_address, mp->out_addr, ntohs (mp->out_port), + format_ip4_address, mp->ext_addr, ntohs (mp->ext_port)); + + FINISH; +} + +static void +vl_api_nat_det_close_session_in_t_handler (vl_api_nat_det_close_session_in_t * + mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_det_close_session_in_reply_t *rmp; + ip4_address_t in_addr, ext_addr; + snat_det_out_key_t key; + snat_det_map_t *dm; + snat_det_session_t *ses; + int rv = 0; + + if (!mp->is_nat44) + { + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto send_reply; + } + + clib_memcpy (&in_addr, mp->in_addr, 4); + clib_memcpy (&ext_addr, mp->ext_addr, 4); + + dm = snat_det_map_by_user (sm, &in_addr); + if (!dm) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + key.ext_host_addr = ext_addr; + key.ext_host_port = mp->ext_port; + ses = snat_det_find_ses_by_in (dm, &in_addr, mp->in_port, key); + if (!ses) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto send_reply; + } + snat_det_ses_close (dm, ses); + +send_reply: + REPLY_MACRO (VL_API_NAT_DET_CLOSE_SESSION_OUT_REPLY); +} + +static void * +vl_api_nat_det_close_session_in_t_print (vl_api_nat_det_close_session_in_t * + mp, void *handle) +{ + u8 *s; + s = format (0, "SCRIPT: nat_det_close_session_in "); + s = format (s, "in_addr %U in_port %d ext_addr %U ext_port %d\n", + format_ip4_address, mp->in_addr, ntohs (mp->in_port), + format_ip4_address, mp->ext_addr, ntohs (mp->ext_port)); + + FINISH; +} + +static void +send_nat_det_session_details (snat_det_session_t * s, + unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_nat_det_session_details_t *rmp; + snat_main_t *sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT_DET_SESSION_DETAILS + sm->msg_id_base); + rmp->in_port = s->in_port; + clib_memcpy (rmp->ext_addr, &s->out.ext_host_addr, 4); + rmp->ext_port = s->out.ext_host_port; + rmp->out_port = s->out.out_port; + rmp->state = s->state; + rmp->expire = ntohl (s->expire); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_nat_det_session_dump_t_handler (vl_api_nat_det_session_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t *sm = &snat_main; + ip4_address_t user_addr; + snat_det_map_t *dm; + snat_det_session_t *s, empty_ses; + u16 i; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + if (!mp->is_nat44) + return; + + memset (&empty_ses, 0, sizeof (empty_ses)); + clib_memcpy (&user_addr, mp->user_addr, 4); + dm = snat_det_map_by_user (sm, &user_addr); + if (!dm) + return; + + s = dm->sessions + snat_det_user_ses_offset (&user_addr, dm->in_plen); + for (i = 0; i < SNAT_DET_SES_PER_USER; i++) + { + if (s->out.as_u64) + send_nat_det_session_details (s, q, mp->context); + s++; + } +} + +static void * +vl_api_nat_det_session_dump_t_print (vl_api_nat_det_session_dump_t * mp, + void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat_det_session_dump "); + s = format (s, "user_addr %U\n", format_ip4_address, mp->user_addr); + + FINISH; +} + /*************/ /*** NAT64 ***/ /*************/ @@ -1883,6 +3140,34 @@ _(SNAT_DET_GET_TIMEOUTS, snat_det_get_timeouts) \ _(SNAT_DET_CLOSE_SESSION_OUT, snat_det_close_session_out) \ _(SNAT_DET_CLOSE_SESSION_IN, snat_det_close_session_in) \ _(SNAT_DET_SESSION_DUMP, snat_det_session_dump) \ +_(NAT_CONTROL_PING, nat_control_ping) \ +_(NAT_SHOW_CONFIG, nat_show_config) \ +_(NAT_SET_WORKERS, nat_set_workers) \ +_(NAT_WORKER_DUMP, nat_worker_dump) \ +_(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \ +_(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) \ +_(NAT44_STATIC_MAPPING_DUMP, nat44_static_mapping_dump) \ +_(NAT44_ADDRESS_DUMP, nat44_address_dump) \ +_(NAT44_INTERFACE_DUMP, nat44_interface_dump) \ +_(NAT44_ADD_DEL_INTERFACE_ADDR, nat44_add_del_interface_addr) \ +_(NAT44_INTERFACE_ADDR_DUMP, nat44_interface_addr_dump) \ +_(NAT44_USER_DUMP, nat44_user_dump) \ +_(NAT44_USER_SESSION_DUMP, nat44_user_session_dump) \ +_(NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \ + nat44_interface_add_del_output_feature) \ +_(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \ + nat44_interface_output_feature_dump) \ +_(NAT_DET_ADD_DEL_MAP, nat_det_add_del_map) \ +_(NAT_DET_FORWARD, nat_det_forward) \ +_(NAT_DET_REVERSE, nat_det_reverse) \ +_(NAT_DET_MAP_DUMP, nat_det_map_dump) \ +_(NAT_DET_SET_TIMEOUTS, nat_det_set_timeouts) \ +_(NAT_DET_GET_TIMEOUTS, nat_det_get_timeouts) \ +_(NAT_DET_CLOSE_SESSION_OUT, nat_det_close_session_out) \ +_(NAT_DET_CLOSE_SESSION_IN, nat_det_close_session_in) \ +_(NAT_DET_SESSION_DUMP, nat_det_session_dump) \ _(NAT64_ADD_DEL_POOL_ADDR_RANGE, nat64_add_del_pool_addr_range) \ _(NAT64_POOL_ADDR_DUMP, nat64_pool_addr_dump) \ _(NAT64_ADD_DEL_INTERFACE, nat64_add_del_interface) \ @@ -1915,7 +3200,7 @@ snat_plugin_api_hookup (vlib_main_t * vm) } #define vl_msg_name_crc_list -#include +#include #undef vl_msg_name_crc_list static void @@ -1923,7 +3208,7 @@ setup_message_id_table (snat_main_t * sm, api_main_t * am) { #define _(id,n,crc) \ vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + sm->msg_id_base); - foreach_vl_msg_name_crc_snat; + foreach_vl_msg_name_crc_nat; #undef _ }