diff options
Diffstat (limited to 'src/plugins/nat/nat_test.c')
| -rw-r--r-- | src/plugins/nat/nat_test.c | 1167 |
1 files changed, 1167 insertions, 0 deletions
diff --git a/src/plugins/nat/nat_test.c b/src/plugins/nat/nat_test.c new file mode 100644 index 00000000000..b653b77e40c --- /dev/null +++ b/src/plugins/nat/nat_test.c @@ -0,0 +1,1167 @@ + +/* + * nat.c - skeleton vpp-api-test plug-in + * + * Copyright (c) <current-year> <your-organization> + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include <vat/vat.h> +#include <vlibapi/api.h> +#include <vlibmemory/api.h> +#include <vlibsocket/api.h> +#include <vppinfra/error.h> +#include <vnet/ip/ip.h> +#include <nat/nat.h> + +#define __plugin_msg_base snat_test_main.msg_id_base +#include <vlibapi/vat_helper_macros.h> + +uword unformat_sw_if_index (unformat_input_t * input, va_list * args); + +/* Declare message IDs */ +#include <nat/nat_msg_enum.h> + +/* define message structures */ +#define vl_typedefs +#include <nat/nat_all_api_h.h> +#undef vl_typedefs + +/* declare message handlers for each api */ + +#define vl_endianfun /* define message structures */ +#include <nat/nat_all_api_h.h> +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) +#define vl_printfun +#include <nat/nat_all_api_h.h> +#undef vl_printfun + +/* Get the API version number. */ +#define vl_api_version(n,v) static u32 api_version=(v); +#include <nat/nat_all_api_h.h> +#undef vl_api_version + +typedef struct { + /* API message ID base */ + u16 msg_id_base; + vat_main_t *vat_main; +} snat_test_main_t; + +snat_test_main_t snat_test_main; + +#define foreach_standard_reply_retval_handler \ +_(snat_add_address_range_reply) \ +_(snat_interface_add_del_feature_reply) \ +_(snat_add_static_mapping_reply) \ +_(snat_set_workers_reply) \ +_(snat_add_del_interface_addr_reply) \ +_(snat_ipfix_enable_disable_reply) \ +_(snat_add_det_map_reply) \ +_(snat_det_set_timeouts_reply) \ +_(snat_det_close_session_out_reply) \ +_(snat_det_close_session_in_reply) + +#define _(n) \ + static void vl_api_##n##_t_handler \ + (vl_api_##n##_t * mp) \ + { \ + vat_main_t * vam = snat_test_main.vat_main; \ + i32 retval = ntohl(mp->retval); \ + if (vam->async_mode) { \ + vam->async_errors += (retval < 0); \ + } else { \ + vam->retval = retval; \ + vam->result_ready = 1; \ + } \ + } +foreach_standard_reply_retval_handler; +#undef _ + +/* + * Table of message reply handlers, must include boilerplate handlers + * we just generated + */ +#define foreach_vpe_api_reply_msg \ +_(SNAT_ADD_ADDRESS_RANGE_REPLY, snat_add_address_range_reply) \ +_(SNAT_INTERFACE_ADD_DEL_FEATURE_REPLY, \ + snat_interface_add_del_feature_reply) \ +_(SNAT_ADD_STATIC_MAPPING_REPLY, snat_add_static_mapping_reply) \ +_(SNAT_CONTROL_PING_REPLY, snat_control_ping_reply) \ +_(SNAT_STATIC_MAPPING_DETAILS, snat_static_mapping_details) \ +_(SNAT_SHOW_CONFIG_REPLY, snat_show_config_reply) \ +_(SNAT_ADDRESS_DETAILS, snat_address_details) \ +_(SNAT_INTERFACE_DETAILS, snat_interface_details) \ +_(SNAT_SET_WORKERS_REPLY, snat_set_workers_reply) \ +_(SNAT_WORKER_DETAILS, snat_worker_details) \ +_(SNAT_ADD_DEL_INTERFACE_ADDR_REPLY, \ + snat_add_del_interface_addr_reply) \ +_(SNAT_INTERFACE_ADDR_DETAILS, snat_interface_addr_details) \ +_(SNAT_IPFIX_ENABLE_DISABLE_REPLY, \ + snat_ipfix_enable_disable_reply) \ +_(SNAT_USER_DETAILS, snat_user_details) \ +_(SNAT_USER_SESSION_DETAILS, snat_user_session_details) \ +_(SNAT_ADD_DET_MAP_REPLY, snat_add_det_map_reply) \ +_(SNAT_DET_FORWARD_REPLY, snat_det_forward_reply) \ +_(SNAT_DET_REVERSE_REPLY, snat_det_reverse_reply) \ +_(SNAT_DET_MAP_DETAILS, snat_det_map_details) \ +_(SNAT_DET_SET_TIMEOUTS_REPLY, snat_det_set_timeouts_reply) \ +_(SNAT_DET_GET_TIMEOUTS_REPLY, snat_det_get_timeouts_reply) \ +_(SNAT_DET_CLOSE_SESSION_OUT_REPLY, \ + snat_det_close_session_out_reply) \ +_(SNAT_DET_CLOSE_SESSION_IN_REPLY, \ + snat_det_close_session_in_reply) \ +_(SNAT_DET_SESSION_DETAILS, snat_det_session_details) + +static int api_snat_add_address_range (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + ip4_address_t start_addr, end_addr; + u32 start_host_order, end_host_order; + vl_api_snat_add_address_range_t * mp; + u8 is_add = 1; + int count; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "%U - %U", + unformat_ip4_address, &start_addr, + unformat_ip4_address, &end_addr)) + ; + else if (unformat (i, "%U", unformat_ip4_address, &start_addr)) + end_addr = start_addr; + else if (unformat (i, "del")) + is_add = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + start_host_order = clib_host_to_net_u32 (start_addr.as_u32); + end_host_order = clib_host_to_net_u32 (end_addr.as_u32); + + if (end_host_order < start_host_order) + { + errmsg ("end address less than start address\n"); + return -99; + } + + count = (end_host_order - start_host_order) + 1; + + if (count > 1024) + { + errmsg ("%U - %U, %d addresses...\n", + format_ip4_address, &start_addr, + format_ip4_address, &end_addr, + count); + } + + M(SNAT_ADD_ADDRESS_RANGE, mp); + + memcpy (mp->first_ip_address, &start_addr, 4); + memcpy (mp->last_ip_address, &end_addr, 4); + mp->is_ip4 = 1; + mp->is_add = is_add; + + S(mp); + W (ret); + return ret; +} + +static int api_snat_interface_add_del_feature (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_interface_add_del_feature_t * mp; + u32 sw_if_index; + u8 sw_if_index_set = 0; + u8 is_inside = 1; + u8 is_add = 1; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "%U", unformat_sw_if_index, vam, &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "sw_if_index %d", &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "out")) + is_inside = 0; + else if (unformat (i, "in")) + is_inside = 1; + else if (unformat (i, "del")) + is_add = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + if (sw_if_index_set == 0) + { + errmsg ("interface / sw_if_index required\n"); + return -99; + } + + M(SNAT_INTERFACE_ADD_DEL_FEATURE, mp); + mp->sw_if_index = ntohl(sw_if_index); + mp->is_add = is_add; + mp->is_inside = is_inside; + + S(mp); + W (ret); + return ret; +} + +static int api_snat_add_static_mapping(vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_add_static_mapping_t * mp; + u8 external_addr_set = 0; + u8 local_addr_set = 0; + u8 is_add = 1; + u8 addr_only = 1; + ip4_address_t local_addr, external_addr; + u32 local_port = 0, external_port = 0, vrf_id = ~0; + u32 sw_if_index = ~0; + u8 sw_if_index_set = 0; + u32 proto = ~0; + u8 proto_set = 0; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "local_addr %U", unformat_ip4_address, &local_addr)) + local_addr_set = 1; + else if (unformat (i, "external_addr %U", unformat_ip4_address, + &external_addr)) + external_addr_set = 1; + else if (unformat (i, "local_port %u", &local_port)) + addr_only = 0; + else if (unformat (i, "external_port %u", &external_port)) + addr_only = 0; + else if (unformat (i, "external_if %U", unformat_sw_if_index, vam, + &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "external_sw_if_index %d", &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "vrf %u", &vrf_id)) + ; + else if (unformat (i, "protocol %u", &proto)) + proto_set = 1; + else if (unformat (i, "del")) + is_add = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + if (!addr_only && !proto_set) + { + errmsg ("protocol required\n"); + return -99; + } + + if (!local_addr_set) + { + errmsg ("local addr required\n"); + return -99; + } + if (!external_addr_set && !sw_if_index_set) + { + errmsg ("external addr or interface required\n"); + return -99; + } + + M(SNAT_ADD_STATIC_MAPPING, mp); + mp->is_add = is_add; + mp->is_ip4 = 1; + mp->addr_only = addr_only; + mp->local_port = ntohs ((u16) local_port); + mp->external_port = ntohs ((u16) external_port); + mp->external_sw_if_index = ntohl (sw_if_index); + mp->vrf_id = ntohl (vrf_id); + mp->protocol = (u8) proto; + memcpy (mp->local_ip_address, &local_addr, 4); + memcpy (mp->external_ip_address, &external_addr, 4); + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_control_ping_reply_t_handler + (vl_api_snat_control_ping_reply_t * mp) +{ + vat_main_t *vam = &vat_main; + i32 retval = ntohl (mp->retval); + if (vam->async_mode) + { + vam->async_errors += (retval < 0); + } + else + { + vam->retval = retval; + vam->result_ready = 1; + } +} + +static void vl_api_snat_static_mapping_details_t_handler + (vl_api_snat_static_mapping_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + if (mp->addr_only && mp->external_sw_if_index != ~0) + fformat (vam->ofp, "%15U%6s%15d%6s%11d%6d\n", + format_ip4_address, &mp->local_ip_address, "", + ntohl (mp->external_sw_if_index), "", + ntohl (mp->vrf_id), + mp->protocol); + else if (mp->addr_only && mp->external_sw_if_index == ~0) + fformat (vam->ofp, "%15U%6s%15U%6s%11d%6d\n", + format_ip4_address, &mp->local_ip_address, "", + format_ip4_address, &mp->external_ip_address, "", + ntohl (mp->vrf_id), + mp->protocol); + else if (!mp->addr_only && mp->external_sw_if_index != ~0) + fformat (vam->ofp, "%15U%6d%15d%6d%11d%6d\n", + format_ip4_address, &mp->local_ip_address, + ntohs (mp->local_port), + ntohl (mp->external_sw_if_index), + ntohs (mp->external_port), + ntohl (mp->vrf_id), + mp->protocol); + else + fformat (vam->ofp, "%15U%6d%15U%6d%11d%6d\n", + format_ip4_address, &mp->local_ip_address, + ntohs (mp->local_port), + format_ip4_address, &mp->external_ip_address, + ntohs (mp->external_port), + ntohl (mp->vrf_id), + mp->protocol); + +} + +static int api_snat_static_mapping_dump(vat_main_t * vam) +{ + vl_api_snat_static_mapping_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_static_mapping_dump"); + return -99; + } + + fformat (vam->ofp, "%21s%21s\n", "local", "external"); + fformat (vam->ofp, "%15s%6s%15s%6s%11s%6s\n", "address", "port", + "address/if_idx", "port", "vrf", "proto"); + + M(SNAT_STATIC_MAPPING_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static void vl_api_snat_show_config_reply_t_handler + (vl_api_snat_show_config_reply_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + i32 retval = ntohl (mp->retval); + + if (retval >= 0) + { + fformat (vam->ofp, "translation hash buckets %d\n", + ntohl (mp->translation_buckets)); + fformat (vam->ofp, "translation hash memory %d\n", + ntohl (mp->translation_memory_size)); + fformat (vam->ofp, "user hash buckets %d\n", ntohl (mp->user_buckets)); + fformat (vam->ofp, "user hash memory %d\n", ntohl (mp->user_memory_size)); + fformat (vam->ofp, "max translations per user %d\n", + ntohl (mp->max_translations_per_user)); + fformat (vam->ofp, "outside VRF id %d\n", ntohl (mp->outside_vrf_id)); + fformat (vam->ofp, "inside VRF id %d\n", ntohl (mp->inside_vrf_id)); + if (mp->static_mapping_only) + { + fformat (vam->ofp, "static mapping only"); + if (mp->static_mapping_connection_tracking) + fformat (vam->ofp, " connection tracking"); + fformat (vam->ofp, "\n"); + } + } + vam->retval = retval; + vam->result_ready = 1; +} + +static int api_snat_show_config(vat_main_t * vam) +{ + vl_api_snat_show_config_t * mp; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_show_config"); + return -99; + } + + M(SNAT_SHOW_CONFIG, mp); + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_address_details_t_handler + (vl_api_snat_address_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat (vam->ofp, "%U\n", format_ip4_address, &mp->ip_address); +} + +static int api_snat_address_dump(vat_main_t * vam) +{ + vl_api_snat_address_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + M(SNAT_ADDRESS_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static void vl_api_snat_interface_details_t_handler + (vl_api_snat_interface_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat (vam->ofp, "sw_if_index %d %s\n", ntohl (mp->sw_if_index), + mp->is_inside ? "in" : "out"); +} + +static int api_snat_interface_dump(vat_main_t * vam) +{ + vl_api_snat_interface_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + M(SNAT_INTERFACE_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static int api_snat_set_workers (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_set_workers_t * mp; + uword *bitmap; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "%U", unformat_bitmap_list, &bitmap)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + M(SNAT_SET_WORKERS, mp); + mp->worker_mask = clib_host_to_net_u64 (bitmap[0]); + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_worker_details_t_handler + (vl_api_snat_worker_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat (vam->ofp, "worker_index %d (%s at lcore %u)\n", + ntohl (mp->worker_index), mp->name, ntohl (mp->lcore_id)); +} + +static int api_snat_worker_dump(vat_main_t * vam) +{ + vl_api_snat_worker_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + M(SNAT_WORKER_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static int api_snat_add_del_interface_addr (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_add_del_interface_addr_t * mp; + u32 sw_if_index; + u8 sw_if_index_set = 0; + u8 is_add = 1; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "%U", unformat_sw_if_index, vam, &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "sw_if_index %d", &sw_if_index)) + sw_if_index_set = 1; + else if (unformat (i, "del")) + is_add = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + if (sw_if_index_set == 0) + { + errmsg ("interface / sw_if_index required\n"); + return -99; + } + + M(SNAT_ADD_DEL_INTERFACE_ADDR, mp); + mp->sw_if_index = ntohl(sw_if_index); + mp->is_add = is_add; + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_interface_addr_details_t_handler + (vl_api_snat_interface_addr_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat (vam->ofp, "sw_if_index %d\n", ntohl (mp->sw_if_index)); +} + +static int api_snat_interface_addr_dump(vat_main_t * vam) +{ + vl_api_snat_interface_addr_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + M(SNAT_INTERFACE_ADDR_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static int api_snat_ipfix_enable_disable (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_ipfix_enable_disable_t * mp; + u32 domain_id = 0; + u32 src_port = 0; + u8 enable = 1; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "domain %d", &domain_id)) + ; + else if (unformat (i, "src_port %d", &src_port)) + ; + else if (unformat (i, "disable")) + enable = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + M(SNAT_IPFIX_ENABLE_DISABLE, mp); + mp->domain_id = htonl(domain_id); + mp->src_port = htons((u16) src_port); + mp->enable = enable; + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_user_session_details_t_handler + (vl_api_snat_user_session_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat(vam->ofp, "%s session %U:%d to %U:%d protocol id %d " + "total packets %d total bytes %d\n", + mp->is_static ? "static" : "dynamic", + format_ip4_address, mp->inside_ip_address, ntohl(mp->inside_port), + format_ip4_address, mp->outside_ip_address, ntohl(mp->outside_port), + ntohl(mp->protocol), ntohl(mp->total_pkts), ntohl(mp->total_bytes)); +} + +static int api_snat_user_session_dump(vat_main_t * vam) +{ + unformat_input_t* i = vam->input; + vl_api_snat_user_session_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + ip4_address_t addr; + u32 vrf_id = ~0; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + if (unformat (i, "ip_address %U vrf_id %d", + unformat_ip4_address, &addr, &vrf_id)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_USER_SESSION_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + memset(mp->ip_address, 0, 16); + clib_memcpy(mp->ip_address, &addr, 4); + mp->vrf_id = htonl(vrf_id); + mp->is_ip4 = 1; + S(mp_ping); + + W (ret); + return ret; +} + +static void vl_api_snat_user_details_t_handler + (vl_api_snat_user_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat(vam->ofp, "user with ip %U with vrf_id %d " + "with %d sessions and %d static sessions\n", + format_ip4_address, mp->ip_address, ntohl(mp->vrf_id), + ntohl(mp->nsessions), ntohl(mp->nstaticsessions)); +} + +static int api_snat_user_dump(vat_main_t * vam) +{ + vl_api_snat_user_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_address_dump"); + return -99; + } + + M(SNAT_USER_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static int api_snat_add_det_map (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_add_det_map_t * mp; + ip4_address_t in_addr, out_addr; + u32 in_plen, out_plen; + u8 is_add = 1; + int ret; + + if (unformat (i, "in %U/%d out %U/%d", + unformat_ip4_address, &in_addr, &in_plen, + unformat_ip4_address, &out_addr, &out_plen)) + ; + else if (unformat (i, "del")) + is_add = 0; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_ADD_DET_MAP, mp); + clib_memcpy(mp->in_addr, &in_addr, 4); + mp->in_plen = in_plen; + clib_memcpy(mp->out_addr, &out_addr, 4); + mp->out_plen = out_plen; + mp->is_add = is_add; + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_det_forward_reply_t_handler + (vl_api_snat_det_forward_reply_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + i32 retval = ntohl(mp->retval); + + if (retval >= 0) + { + fformat (vam->ofp, "outside address %U", format_ip4_address, &mp->out_addr); + fformat (vam->ofp, " outside port range start %d", ntohs(mp->out_port_lo)); + fformat (vam->ofp, " outside port range end %d\n", ntohs(mp->out_port_hi)); + } + + vam->retval = retval; + vam->result_ready = 1; +} + +static int api_snat_det_forward (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_det_forward_t * mp; + ip4_address_t in_addr; + int ret; + + if (unformat (i, "%U", unformat_ip4_address, &in_addr)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_FORWARD, mp); + clib_memcpy(mp->in_addr, &in_addr, 4); + + S(mp); + W(ret); + return ret; +} + +static void vl_api_snat_det_reverse_reply_t_handler + (vl_api_snat_det_reverse_reply_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + i32 retval = ntohl(mp->retval); + + if (retval >= 0) + { + fformat (vam->ofp, "inside address %U\n", format_ip4_address, &mp->in_addr); + } + + vam->retval = retval; + vam->result_ready = 1; +} + +static int api_snat_det_reverse (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_det_reverse_t * mp; + ip4_address_t out_addr; + u16 out_port; + int ret; + + if (unformat (i, "%U %d", unformat_ip4_address, &out_addr, &out_port)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_REVERSE, mp); + clib_memcpy(mp->out_addr, &out_addr, 4); + mp->out_port = htons(out_port); + + S(mp); + W(ret); + return ret; +} + +static void vl_api_snat_det_map_details_t_handler + (vl_api_snat_det_map_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat (vam->ofp, "Deterministic S-NAT mapping in %U/%d out %U/%d " + "ports per host %d sharing ratio %d " + "number of sessions %d", + format_ip4_address, mp->in_addr, mp->in_plen, + format_ip4_address, mp->out_addr, mp->out_plen, + ntohs(mp->ports_per_host), ntohl(mp->sharing_ratio), + ntohl(mp->ses_num)); +} + +static int api_snat_det_map_dump(vat_main_t * vam) +{ + vl_api_snat_det_map_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_det_map_dump"); + return -99; + } + + M(SNAT_DET_MAP_DUMP, mp); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +static int api_snat_det_set_timeouts (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_det_set_timeouts_t * mp; + u32 udp = SNAT_UDP_TIMEOUT; + u32 tcp_established = SNAT_TCP_ESTABLISHED_TIMEOUT; + u32 tcp_transitory = SNAT_TCP_TRANSITORY_TIMEOUT; + u32 icmp = SNAT_ICMP_TIMEOUT; + int ret; + + if (unformat (i, "udp %d", &udp)) + ; + else if (unformat (i, "tcp_established %d", &tcp_established)) + ; + else if (unformat (i, "tcp_transitory %d", &tcp_transitory)) + ; + else if (unformat (i, "icmp %d", &icmp)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_SET_TIMEOUTS, mp); + mp->udp = htonl(udp); + mp->tcp_established = htonl(tcp_established); + mp->tcp_transitory = htonl(tcp_transitory); + mp->icmp = htonl(icmp); + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_det_get_timeouts_reply_t_handler + (vl_api_snat_det_get_timeouts_reply_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + i32 retval = ntohl (mp->retval); + + if (retval >= 0) + { + fformat (vam->ofp, "udp timeout: %dsec\n", ntohl (mp->udp)); + fformat (vam->ofp, "tcp-established timeout: %dsec", + ntohl (mp->tcp_established)); + fformat (vam->ofp, "tcp-transitory timeout: %dsec", + ntohl (mp->tcp_transitory)); + fformat (vam->ofp, "icmp timeout: %dsec", ntohl (mp->icmp)); + } + vam->retval = retval; + vam->result_ready = 1; +} + +static int api_snat_det_get_timeouts(vat_main_t * vam) +{ + vl_api_snat_det_get_timeouts_t * mp; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_show_config"); + return -99; + } + + M(SNAT_DET_GET_TIMEOUTS, mp); + S(mp); + W (ret); + return ret; +} + +static int api_snat_det_close_session_out (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_det_close_session_out_t * mp; + ip4_address_t out_addr, ext_addr; + u16 out_port, ext_port; + int ret; + + if (unformat (i, "%U:%d %U:%d", + unformat_ip4_address, &out_addr, &out_port, + unformat_ip4_address, &ext_addr, &ext_port)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_CLOSE_SESSION_OUT, mp); + clib_memcpy(mp->out_addr, &out_addr, 4); + mp->out_port = ntohs(out_port); + clib_memcpy(mp->ext_addr, &ext_addr, 4); + mp->ext_port = ntohs(ext_port); + + S(mp); + W (ret); + return ret; +} + +static int api_snat_det_close_session_in (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_snat_det_close_session_in_t * mp; + ip4_address_t in_addr, ext_addr; + u16 in_port, ext_port; + int ret; + + if (unformat (i, "%U:%d %U:%d", + unformat_ip4_address, &in_addr, &in_port, + unformat_ip4_address, &ext_addr, &ext_port)) + ; + else + { + clib_warning("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_CLOSE_SESSION_IN, mp); + clib_memcpy(mp->in_addr, &in_addr, 4); + mp->in_port = ntohs(in_port); + clib_memcpy(mp->ext_addr, &ext_addr, 4); + mp->ext_port = ntohs(ext_port); + + S(mp); + W (ret); + return ret; +} + +static void vl_api_snat_det_session_details_t_handler + (vl_api_snat_det_session_details_t *mp) +{ + snat_test_main_t * sm = &snat_test_main; + vat_main_t *vam = sm->vat_main; + + fformat(vam->ofp, "deterministic session, external host address %U, " + "external host port %d, outer port %d, inside port %d", + format_ip4_address, mp->ext_addr, mp->ext_port, + mp->out_port, mp->in_port); +} + +static int api_snat_det_session_dump(vat_main_t * vam) +{ + unformat_input_t* i = vam->input; + vl_api_snat_det_session_dump_t * mp; + vl_api_snat_control_ping_t *mp_ping; + ip4_address_t user_addr; + int ret; + + if (vam->json_output) + { + clib_warning ("JSON output not supported for snat_det_session_dump"); + return -99; + } + + if (unformat (i, "user_addr %U", unformat_ip4_address, &user_addr)) + ; + else + { + clib_warning ("unknown input '%U'", format_unformat_error, i); + return -99; + } + + M(SNAT_DET_SESSION_DUMP, mp); + clib_memcpy (&mp->user_addr, &user_addr, 4); + S(mp); + + /* Use a control ping for synchronization */ + M(SNAT_CONTROL_PING, mp_ping); + S(mp_ping); + + W (ret); + return ret; +} + +/* + * List of messages that the api test plugin sends, + * and that the data plane plugin processes + */ +#define foreach_vpe_api_msg \ +_(snat_add_address_range, "<start-addr> [- <end-addr] [del]") \ +_(snat_interface_add_del_feature, \ + "<intfc> | sw_if_index <id> [in] [out] [del]") \ +_(snat_add_static_mapping, "local_addr <ip> (external_addr <ip>" \ + " | external_if <intfc> | external_sw_if_ndex <id>) " \ + "[local_port <n>] [external_port <n>] [vrf <table-id>] [del] " \ + "protocol <n>") \ +_(snat_set_workers, "<wokrers_bitmap>") \ +_(snat_static_mapping_dump, "") \ +_(snat_show_config, "") \ +_(snat_address_dump, "") \ +_(snat_interface_dump, "") \ +_(snat_worker_dump, "") \ +_(snat_add_del_interface_addr, \ + "<intfc> | sw_if_index <id> [del]") \ +_(snat_interface_addr_dump, "") \ +_(snat_ipfix_enable_disable, "[domain <id>] [src_port <n>] " \ + "[disable]") \ +_(snat_user_dump, "") \ +_(snat_user_session_dump, "ip_address <ip> vrf_id <table-id>") \ +_(snat_add_det_map, "in <in_addr>/<in_plen> out " \ + "<out_addr>/<out_plen> [del]") \ +_(snat_det_forward, "<in_addr>") \ +_(snat_det_reverse, "<out_addr> <out_port>") \ +_(snat_det_map_dump, "") \ +_(snat_det_set_timeouts, "[udp <sec> | tcp_established <sec> | " \ + "tcp_transitory <sec> | icmp <sec>]") \ +_(snat_det_get_timeouts, "") \ +_(snat_det_close_session_out, "<out_addr>:<out_port> " \ + "<ext_addr>:<ext_port>") \ +_(snat_det_close_session_in, "<in_addr>:<in_port> " \ + "<out_addr>:<out_port>") \ +_(snat_det_session_dump, "ip_address <user_addr>") + +static void +snat_vat_api_hookup (vat_main_t *vam) +{ + snat_test_main_t * sm __attribute__((unused)) = &snat_test_main; + /* Hook up handlers for replies from the data plane plug-in */ +#define _(N,n) \ + vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \ + #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_reply_msg; +#undef _ + + /* API messages we can send */ +#define _(n,h) \ + hash_set_mem (vam->function_by_name, #n, api_##n); + foreach_vpe_api_msg; +#undef _ + + /* Help strings */ +#define _(n,h) hash_set_mem (vam->help_by_name, #n, h); + foreach_vpe_api_msg; +#undef _ +} + +clib_error_t * vat_plugin_register (vat_main_t *vam) +{ + snat_test_main_t * sm = &snat_test_main; + u8 * name; + + sm->vat_main = vam; + + /* Ask the vpp engine for the first assigned message-id */ + name = format (0, "snat_%08x%c", api_version, 0); + sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); + + if (sm->msg_id_base != (u16) ~0) + snat_vat_api_hookup (vam); + + vec_free(name); + + return 0; +} |