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vpp/src/plugins/nat/nat_api.c
Matus Fabian 33f276e0af NAT44: identity NAT fix (VPP-1441) 
Change-Id: Ic4affc54d15d08b9b730f6ec6146ee053b28b4b6
Signed-off-by: Matus Fabian <matfabia@cisco.com>
2018-10-11 20:40:02 +00:00

3267 lines
83 KiB
C
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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
*
* 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.
*/
/**
* @file
* @brief NAT plugin API implementation
*/
#include <nat/nat.h>
#include <nat/nat_det.h>
#include <nat/nat64.h>
#include <nat/nat66.h>
#include <nat/dslite.h>
#include <nat/nat_reass.h>
#include <nat/nat_inlines.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#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>
#undef vl_typedefs
/* define generated endian-swappers */
#define vl_endianfun
#include <nat/nat_all_api_h.h>
#undef vl_endianfun
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define REPLY_MSG_ID_BASE sm->msg_id_base
#include <vlibapi/api_helper_macros.h>
/* 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
/* Macro to finish up custom dump fns */
#define FINISH \
vec_add1 (s, 0); \
vl_print (handle, (char *)s); \
vec_free (s); \
return handle;
/******************************/
/*** 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;
dslite_main_t *dm = &dslite_main;
nat64_main_t *n64m = &nat64_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;
rmp->endpoint_dependent = sm->endpoint_dependent;
rmp->out2in_dpo = sm->out2in_dpo;
rmp->dslite_ce = dm->is_ce;
rmp->nat64_bib_buckets = n64m->bib_buckets;
rmp->nat64_bib_memory_size = n64m->bib_memory_size;
rmp->nat64_st_buckets = n64m->st_buckets;
rmp->nat64_st_memory_size = n64m->st_memory_size;
}));
/* *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_nat_set_workers_reply_t *rmp;
int rv = 0;
uword *bitmap = 0;
u64 mask;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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, vl_api_registration_t * reg,
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->cpu_id);
strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1);
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
u32 *worker_index;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach (worker_index, sm->workers)
send_nat_worker_details(*worker_index, reg, 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;
}
static void
vl_api_nat_set_reass_t_handler (vl_api_nat_set_reass_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_set_reass_reply_t *rmp;
int rv = 0;
rv =
nat_reass_set (ntohl (mp->timeout), ntohs (mp->max_reass), mp->max_frag,
mp->drop_frag, mp->is_ip6);
REPLY_MACRO (VL_API_NAT_SET_REASS_REPLY);
}
static void *
vl_api_nat_set_reass_t_print (vl_api_nat_set_reass_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_set_reass ");
s = format (s, "timeout %d max_reass %d max_frag %d drop_frag %d is_ip6 %d",
clib_host_to_net_u32 (mp->timeout),
clib_host_to_net_u16 (mp->max_reass),
mp->max_frag, mp->drop_frag, mp->is_ip6);
FINISH;
}
static void
vl_api_nat_get_reass_t_handler (vl_api_nat_get_reass_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_get_reass_reply_t *rmp;
int rv = 0;
/* *INDENT-OFF* */
REPLY_MACRO2 (VL_API_NAT_GET_REASS_REPLY,
({
rmp->ip4_timeout = htonl (nat_reass_get_timeout(0));
rmp->ip4_max_reass = htons (nat_reass_get_max_reass(0));
rmp->ip4_max_frag = nat_reass_get_max_frag(0);
rmp->ip4_drop_frag = nat_reass_is_drop_frag(0);
rmp->ip6_timeout = htonl (nat_reass_get_timeout(1));
rmp->ip6_max_reass = htons (nat_reass_get_max_reass(1));
rmp->ip6_max_frag = nat_reass_get_max_frag(1);
rmp->ip6_drop_frag = nat_reass_is_drop_frag(1);
}))
/* *INDENT-ON* */
}
static void *
vl_api_nat_get_reass_t_print (vl_api_nat_get_reass_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_get_reass");
FINISH;
}
typedef struct nat_api_walk_ctx_t_
{
vl_api_registration_t *reg;
u32 context;
} nat_api_walk_ctx_t;
static int
nat_ip4_reass_walk_api (nat_reass_ip4_t * reass, void *arg)
{
vl_api_nat_reass_details_t *rmp;
snat_main_t *sm = &snat_main;
nat_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base);
rmp->context = ctx->context;
clib_memcpy (rmp->src_addr, &(reass->key.src), 4);
clib_memcpy (rmp->dst_addr, &(reass->key.dst), 4);
rmp->proto = reass->key.proto;
rmp->frag_id = ntohl (reass->key.frag_id);
rmp->frag_n = reass->frag_n;
rmp->is_ip4 = 1;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static int
nat_ip6_reass_walk_api (nat_reass_ip6_t * reass, void *arg)
{
vl_api_nat_reass_details_t *rmp;
snat_main_t *sm = &snat_main;
nat_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base);
rmp->context = ctx->context;
clib_memcpy (rmp->src_addr, &(reass->key.src), 16);
clib_memcpy (rmp->dst_addr, &(reass->key.dst), 16);
rmp->proto = reass->key.proto;
rmp->frag_id = ntohl (reass->key.frag_id);
rmp->frag_n = reass->frag_n;
rmp->is_ip4 = 0;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat_reass_dump_t_handler (vl_api_nat_reass_dump_t * mp)
{
vl_api_registration_t *reg;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
nat_ip4_reass_walk (nat_ip4_reass_walk_api, &ctx);
nat_ip6_reass_walk (nat_ip6_reass_walk_api, &ctx);
}
static void *
vl_api_nat_reass_dump_t_print (vl_api_nat_reass_dump_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_reass_dump");
FINISH;
}
static void
vl_api_nat_set_timeouts_t_handler (vl_api_nat_set_timeouts_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_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);
rv = nat64_set_icmp_timeout (ntohl (mp->icmp));
if (rv)
goto send_reply;
rv = nat64_set_udp_timeout (ntohl (mp->udp));
if (rv)
goto send_reply;
rv =
nat64_set_tcp_timeouts (ntohl (mp->tcp_transitory),
ntohl (mp->tcp_established));
send_reply:
REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY);
}
static void *
vl_api_nat_set_timeouts_t_print (vl_api_nat_set_timeouts_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_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_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_get_timeouts_reply_t *rmp;
int rv = 0;
/* *INDENT-OFF* */
REPLY_MACRO2 (VL_API_NAT_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_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_get_timeouts");
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;
}
static void
vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_set_mss_clamping_reply_t *rmp;
int rv = 0;
if (mp->enable)
{
sm->mss_clamping = ntohs (mp->mss_value);
sm->mss_value_net = mp->mss_value;
}
else
sm->mss_clamping = 0;
REPLY_MACRO (VL_API_NAT_SET_MSS_CLAMPING_REPLY);
}
static void *
vl_api_nat_set_mss_clamping_t_print (vl_api_nat_set_mss_clamping_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_set_mss_clamping enable %d mss_value %d\n",
mp->enable, ntohs (mp->mss_value));
FINISH;
}
static void
vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat_get_mss_clamping_reply_t *rmp;
int rv = 0;
/* *INDENT-OFF* */
REPLY_MACRO2 (VL_API_NAT_GET_MSS_CLAMPING_REPLY,
({
rmp->enable = sm->mss_clamping ? 1 : 0;
rmp->mss_value = htons (sm->mss_clamping);
}))
/* *INDENT-ON* */
}
static void *
vl_api_nat_get_mss_clamping_t_print (vl_api_nat_get_mss_clamping_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat_get_mss_clamping");
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->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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)
nat_log_info ("%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)
rv = snat_add_address (sm, &this_addr, vrf_id, mp->twice_nat);
else
rv = snat_del_address (sm, this_addr, 0, mp->twice_nat);
if (rv)
goto send_reply;
if (sm->out2in_dpo)
nat44_add_del_address_dpo (this_addr, mp->is_add);
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);
}
s = format (s, "twice_nat %d ", mp->twice_nat);
FINISH;
}
static void
send_nat44_address_details (snat_address_t * a,
vl_api_registration_t * reg, u32 context,
u8 twice_nat)
{
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->twice_nat = twice_nat;
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_address_t *a;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach (a, sm->addresses)
send_nat44_address_details (a, reg, mp->context, 0);
vec_foreach (a, sm->twice_nat_addresses)
send_nat44_address_details (a, reg, mp->context, 1);
/* *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,
vl_api_registration_t * reg, 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 = (nat_interface_is_inside (i)
&& nat_interface_is_outside (i)) ? 2 :
nat_interface_is_inside (i);
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_interface_t *i;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
pool_foreach (i, sm->interfaces,
({
send_nat44_interface_details(i, reg, 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;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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;
send_reply:
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,
vl_api_registration_t * reg,
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 = nat_interface_is_inside (i);
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_interface_output_feature_dump_t_handler
(vl_api_nat44_interface_output_feature_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_interface_t *i;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
pool_foreach (i, sm->output_feature_interfaces,
({
send_nat44_interface_output_feature_details(i, reg, 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;
twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
int rv = 0;
snat_protocol_t proto;
u8 *tag = 0;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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);
if (mp->twice_nat)
twice_nat = TWICE_NAT;
else if (mp->self_twice_nat)
twice_nat = TWICE_NAT_SELF;
mp->tag[sizeof (mp->tag) - 1] = 0;
tag = format (0, "%s", mp->tag);
vec_terminate_c_string (tag);
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,
twice_nat, mp->out2in_only, tag, 0);
vec_free (tag);
send_reply:
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));
s = format (s, "twice_nat %d out2in_only %d ",
mp->twice_nat, mp->out2in_only);
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,
vl_api_registration_t * reg, 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 = is_addr_only_static_mapping (m);
clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4);
clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4);
rmp->external_sw_if_index = ~0;
rmp->vrf_id = htonl (m->vrf_id);
rmp->context = context;
if (m->twice_nat == TWICE_NAT)
rmp->twice_nat = 1;
else if (m->twice_nat == TWICE_NAT_SELF)
rmp->self_twice_nat = 1;
rmp->out2in_only = is_out2in_only_static_mapping (m);
if (rmp->addr_only == 0)
{
rmp->protocol = snat_proto_to_ip_proto (m->proto);
rmp->external_port = htons (m->external_port);
rmp->local_port = htons (m->local_port);
}
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
vl_api_registration_t * reg,
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->external_sw_if_index = htonl (m->sw_if_index);
rmp->vrf_id = htonl (m->vrf_id);
rmp->context = context;
rmp->twice_nat = m->twice_nat;
if (m->addr_only == 0)
{
rmp->protocol = snat_proto_to_ip_proto (m->proto);
rmp->external_port = htons (m->e_port);
rmp->local_port = htons (m->l_port);
}
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t
* mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_static_mapping_t *m;
snat_static_map_resolve_t *rp;
int j;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
pool_foreach (m, sm->static_mappings,
({
if (!is_identity_static_mapping(m) && !is_lb_static_mapping (m))
send_nat44_static_mapping_details (m, reg, mp->context);
}));
/* *INDENT-ON* */
for (j = 0; j < vec_len (sm->to_resolve); j++)
{
rp = sm->to_resolve + j;
if (!rp->identity_nat)
send_nat44_static_map_resolve_details (rp, reg, 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_identity_mapping_t_handler
(vl_api_nat44_add_del_identity_mapping_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat44_add_del_identity_mapping_reply_t *rmp;
ip4_address_t addr;
u16 port = 0;
u32 vrf_id, sw_if_index;
int rv = 0;
snat_protocol_t proto = ~0;
u8 *tag = 0;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
if (mp->addr_only == 0)
{
port = clib_net_to_host_u16 (mp->port);
proto = ip_proto_to_snat_proto (mp->protocol);
}
vrf_id = clib_net_to_host_u32 (mp->vrf_id);
sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
if (sw_if_index != ~0)
addr.as_u32 = 0;
else
memcpy (&addr.as_u8, mp->ip_address, 4);
mp->tag[sizeof (mp->tag) - 1] = 0;
tag = format (0, "%s", mp->tag);
vec_terminate_c_string (tag);
rv =
snat_add_static_mapping (addr, addr, port, port, vrf_id, mp->addr_only,
sw_if_index, proto, mp->is_add, 0, 0, tag, 1);
vec_free (tag);
send_reply:
REPLY_MACRO (VL_API_NAT44_ADD_DEL_IDENTITY_MAPPING_REPLY);
}
static void *vl_api_nat44_add_del_identity_mapping_t_print
(vl_api_nat44_add_del_identity_mapping_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat44_add_del_identity_mapping ");
if (mp->sw_if_index != ~0)
s = format (s, "sw_if_index %d", clib_net_to_host_u32 (mp->sw_if_index));
else
s = format (s, "addr %U", format_ip4_address, mp->ip_address);
if (mp->addr_only == 0)
s =
format (s, " protocol %d port %d", mp->protocol,
clib_net_to_host_u16 (mp->port));
if (mp->vrf_id != ~0)
s = format (s, " vrf %d", clib_net_to_host_u32 (mp->vrf_id));
FINISH;
}
static void
send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index,
vl_api_registration_t * reg, u32 context)
{
vl_api_nat44_identity_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_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
rmp->addr_only = is_addr_only_static_mapping (m);
clib_memcpy (rmp->ip_address, &(m->local_addr), 4);
rmp->port = htons (m->local_port);
rmp->sw_if_index = ~0;
rmp->vrf_id = htonl (m->locals[index].vrf_id);
rmp->protocol = snat_proto_to_ip_proto (m->proto);
rmp->context = context;
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m,
vl_api_registration_t * reg,
u32 context)
{
vl_api_nat44_identity_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_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
rmp->addr_only = m->addr_only;
rmp->port = htons (m->l_port);
rmp->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;
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_identity_mapping_dump_t_handler
(vl_api_nat44_identity_mapping_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_static_mapping_t *m;
snat_static_map_resolve_t *rp;
int j;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
pool_foreach (m, sm->static_mappings,
({
if (is_identity_static_mapping(m) && !is_lb_static_mapping (m))
{
for (j = 0; j < vec_len (m->locals); j++)
send_nat44_identity_mapping_details (m, j, reg, mp->context);
}
}));
/* *INDENT-ON* */
for (j = 0; j < vec_len (sm->to_resolve); j++)
{
rp = sm->to_resolve + j;
if (rp->identity_nat)
send_nat44_identity_map_resolve_details (rp, reg, mp->context);
}
}
static void *vl_api_nat44_identity_mapping_dump_t_print
(vl_api_nat44_identity_mapping_dump_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat44_identity_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;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
VALIDATE_SW_IF_INDEX (mp);
rv = snat_add_interface_address (sm, sw_if_index, is_del, mp->twice_nat);
BAD_SW_IF_INDEX_LABEL;
send_reply:
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 twice_nat %d %s",
clib_host_to_net_u32 (mp->sw_if_index),
mp->twice_nat, mp->is_add ? "" : "del");
FINISH;
}
static void
send_nat44_interface_addr_details (u32 sw_if_index,
vl_api_registration_t * reg, u32 context,
u8 twice_nat)
{
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->twice_nat = twice_nat;
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
* mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
u32 *i;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach (i, sm->auto_add_sw_if_indices)
send_nat44_interface_addr_details(*i, reg, mp->context, 0);
vec_foreach (i, sm->auto_add_sw_if_indices_twice_nat)
send_nat44_interface_addr_details(*i, reg, mp->context, 1);
/* *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, vl_api_registration_t * reg,
u32 context)
{
vl_api_nat44_user_details_t *rmp;
snat_main_t *sm = &snat_main;
ip4_main_t *im = &ip4_main;
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);
if (!pool_is_free_index (im->fibs, u->fib_index))
{
fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4);
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_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_main_per_thread_data_t *tsm;
snat_user_t *u;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach (tsm, sm->per_thread_data)
{
pool_foreach (u, tsm->users,
({
send_nat44_user_details (u, reg, 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,
vl_api_registration_t * reg, 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 = snat_is_session_static (s) ? 1 : 0;
rmp->is_twicenat = is_twice_nat_session (s) ? 1 : 0;
rmp->ext_host_valid = is_ed_session (s)
|| is_fwd_bypass_session (s) ? 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));
}
if (is_ed_session (s) || is_fwd_bypass_session (s))
{
clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
rmp->ext_host_port = s->ext_host_port;
if (is_twice_nat_session (s))
{
clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
rmp->ext_host_nat_port = s->ext_host_nat_port;
}
}
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t *
mp)
{
vl_api_registration_t *reg;
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;
ip4_header_t ip;
if (sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
clib_memcpy (&ukey.addr, mp->ip_address, 4);
ip.src_address.as_u32 = ukey.addr.as_u32;
ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
key.key = ukey.as_u64;
if (sm->num_workers > 1)
tsm =
vec_elt_at_index (sm->per_thread_data,
sm->worker_in2out_cb (&ip, ukey.fib_index));
else
tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
if (clib_bihash_search_8_8 (&tsm->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, reg, 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;
}
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;
lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id);
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;
twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
int rv = 0;
nat44_lb_addr_port_t *locals = 0;
ip4_address_t e_addr;
snat_protocol_t proto;
u8 *tag = 0;
if (!sm->endpoint_dependent)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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);
if (mp->twice_nat)
twice_nat = TWICE_NAT;
else if (mp->self_twice_nat)
twice_nat = TWICE_NAT_SELF;
mp->tag[sizeof (mp->tag) - 1] = 0;
tag = format (0, "%s", mp->tag);
vec_terminate_c_string (tag);
rv =
nat44_add_del_lb_static_mapping (e_addr,
clib_net_to_host_u16 (mp->external_port),
proto, locals, mp->is_add, twice_nat,
mp->out2in_only, tag,
clib_net_to_host_u32 (mp->affinity));
vec_free (locals);
vec_free (tag);
send_reply:
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 twice_nat %d out2in_only %d ",
mp->is_add, mp->twice_nat, mp->out2in_only);
FINISH;
}
static void
send_nat44_lb_static_mapping_details (snat_static_mapping_t * m,
vl_api_registration_t * reg,
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->context = context;
if (m->twice_nat == TWICE_NAT)
rmp->twice_nat = 1;
else if (m->twice_nat == TWICE_NAT_SELF)
rmp->self_twice_nat = 1;
rmp->out2in_only = is_out2in_only_static_mapping (m);
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
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->vrf_id = ntohl (ap->vrf_id);
locals++;
rmp->local_num++;
}
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat44_lb_static_mapping_dump_t_handler
(vl_api_nat44_lb_static_mapping_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_static_mapping_t *m;
if (!sm->endpoint_dependent)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
pool_foreach (m, sm->static_mappings,
({
if (is_lb_static_mapping(m))
send_nat44_lb_static_mapping_details (m, reg, 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;
}
static void
vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat44_del_session_reply_t *rmp;
ip4_address_t addr, eh_addr;
u16 port, eh_port;
u32 vrf_id;
int rv = 0;
snat_protocol_t proto;
if (sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
memcpy (&addr.as_u8, mp->address, 4);
port = clib_net_to_host_u16 (mp->port);
vrf_id = clib_net_to_host_u32 (mp->vrf_id);
proto = ip_proto_to_snat_proto (mp->protocol);
memcpy (&eh_addr.as_u8, mp->ext_host_address, 4);
eh_port = clib_net_to_host_u16 (mp->ext_host_port);
if (mp->ext_host_valid)
rv =
nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol,
vrf_id, mp->is_in);
else
rv = nat44_del_session (sm, &addr, port, proto, vrf_id, mp->is_in);
send_reply:
REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY);
}
static void *
vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
s = format (s, "addr %U port %d protocol %d vrf_id %d is_in %d",
format_ip4_address, mp->address,
clib_net_to_host_u16 (mp->port),
mp->protocol, clib_net_to_host_u32 (mp->vrf_id), mp->is_in);
if (mp->ext_host_valid)
s = format (s, "ext_host_address %U ext_host_port %d",
format_ip4_address, mp->ext_host_address,
clib_net_to_host_u16 (mp->ext_host_port));
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;
u32 *ses_to_be_removed = 0, *ses_index;
snat_main_per_thread_data_t *tsm;
snat_session_t *s;
sm->forwarding_enabled = mp->enable != 0;
if (mp->enable == 0)
{
/* *INDENT-OFF* */
vec_foreach (tsm, sm->per_thread_data)
{
pool_foreach (s, tsm->sessions,
({
if (is_fwd_bypass_session(s))
{
vec_add1 (ses_to_be_removed, s - tsm->sessions);
}
}));
vec_foreach (ses_index, ses_to_be_removed)
{
s = pool_elt_at_index(tsm->sessions, ses_index[0]);
nat_free_session_data (sm, s, tsm - sm->per_thread_data);
nat44_delete_session (sm, s, tsm - sm->per_thread_data);
}
vec_free (ses_to_be_removed);
}
/* *INDENT-ON* */
}
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)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
vl_api_nat44_forwarding_is_enabled_reply_t *rmp;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
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_api_send_msg (reg, (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) ***/
/*******************************/
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 (!sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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 (!sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
REPLY_MACRO (VL_API_NAT_DET_FORWARD_REPLY);
return;
}
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;
if (!sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
REPLY_MACRO (VL_API_NAT_DET_REVERSE_REPLY);
return;
}
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, vl_api_registration_t * reg,
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_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat_det_map_dump_t_handler (vl_api_nat_det_map_dump_t * mp)
{
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_det_map_t *m;
if (!sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach(m, sm->det_maps)
sent_nat_det_map_details(m, reg, 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_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;
if (!sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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 (!sm->deterministic)
{
rv = VNET_API_ERROR_UNSUPPORTED;
goto send_reply;
}
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,
vl_api_registration_t * reg, 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_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_nat_det_session_dump_t_handler (vl_api_nat_det_session_dump_t * mp)
{
vl_api_registration_t *reg;
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;
if (!sm->deterministic)
return;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
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, reg, 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 ***/
/*************/
static void
vl_api_nat64_add_del_pool_addr_range_t_handler
(vl_api_nat64_add_del_pool_addr_range_t * mp)
{
vl_api_nat64_add_del_pool_addr_range_reply_t *rmp;
snat_main_t *sm = &snat_main;
int rv = 0;
ip4_address_t this_addr;
u32 start_host_order, end_host_order;
u32 vrf_id;
int i, count;
u32 *tmp;
tmp = (u32 *) mp->start_addr;
start_host_order = clib_host_to_net_u32 (tmp[0]);
tmp = (u32 *) mp->end_addr;
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);
memcpy (&this_addr.as_u8, mp->start_addr, 4);
for (i = 0; i < count; i++)
{
if ((rv = nat64_add_del_pool_addr (&this_addr, vrf_id, mp->is_add)))
goto send_reply;
increment_v4_address (&this_addr);
}
send_reply:
REPLY_MACRO (VL_API_NAT64_ADD_DEL_POOL_ADDR_RANGE_REPLY);
}
static void *vl_api_nat64_add_del_pool_addr_range_t_print
(vl_api_nat64_add_del_pool_addr_range_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_add_del_pool_addr_range ");
s = format (s, "%U - %U vrf_id %u %s\n",
format_ip4_address, mp->start_addr,
format_ip4_address, mp->end_addr,
ntohl (mp->vrf_id), mp->is_add ? "" : "del");
FINISH;
}
typedef struct nat64_api_walk_ctx_t_
{
vl_api_registration_t *reg;
u32 context;
nat64_db_t *db;
} nat64_api_walk_ctx_t;
static int
nat64_api_pool_walk (snat_address_t * a, void *arg)
{
vl_api_nat64_pool_addr_details_t *rmp;
snat_main_t *sm = &snat_main;
nat64_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT64_POOL_ADDR_DETAILS + sm->msg_id_base);
clib_memcpy (rmp->address, &(a->addr), 4);
if (a->fib_index != ~0)
{
fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP6);
if (!fib)
return -1;
rmp->vrf_id = ntohl (fib->ft_table_id);
}
else
rmp->vrf_id = ~0;
rmp->context = ctx->context;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat64_pool_addr_dump_t_handler (vl_api_nat64_pool_addr_dump_t * mp)
{
vl_api_registration_t *reg;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat64_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
nat64_pool_addr_walk (nat64_api_pool_walk, &ctx);
}
static void *
vl_api_nat64_pool_addr_dump_t_print (vl_api_nat64_pool_addr_dump_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_pool_addr_dump\n");
FINISH;
}
static void
vl_api_nat64_add_del_interface_t_handler (vl_api_nat64_add_del_interface_t *
mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat64_add_del_interface_reply_t *rmp;
int rv = 0;
VALIDATE_SW_IF_INDEX (mp);
rv =
nat64_add_del_interface (ntohl (mp->sw_if_index), mp->is_inside,
mp->is_add);
BAD_SW_IF_INDEX_LABEL;
REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_REPLY);
}
static void *
vl_api_nat64_add_del_interface_t_print (vl_api_nat64_add_del_interface_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_add_del_interface ");
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 int
nat64_api_interface_walk (snat_interface_t * i, void *arg)
{
vl_api_nat64_interface_details_t *rmp;
snat_main_t *sm = &snat_main;
nat64_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT64_INTERFACE_DETAILS + sm->msg_id_base);
rmp->sw_if_index = ntohl (i->sw_if_index);
rmp->is_inside = (nat_interface_is_inside (i)
&& nat_interface_is_outside (i)) ? 2 :
nat_interface_is_inside (i);
rmp->context = ctx->context;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat64_interface_dump_t_handler (vl_api_nat64_interface_dump_t * mp)
{
vl_api_registration_t *reg;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat64_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
nat64_interfaces_walk (nat64_api_interface_walk, &ctx);
}
static void *
vl_api_nat64_interface_dump_t_print (vl_api_nat64_interface_dump_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: snat_interface_dump ");
FINISH;
}
static void
vl_api_nat64_add_del_static_bib_t_handler
(vl_api_nat64_add_del_static_bib_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat64_add_del_static_bib_reply_t *rmp;
ip6_address_t in_addr;
ip4_address_t out_addr;
int rv = 0;
memcpy (&in_addr.as_u8, mp->i_addr, 16);
memcpy (&out_addr.as_u8, mp->o_addr, 4);
rv =
nat64_add_del_static_bib_entry (&in_addr, &out_addr,
clib_net_to_host_u16 (mp->i_port),
clib_net_to_host_u16 (mp->o_port),
mp->proto,
clib_net_to_host_u32 (mp->vrf_id),
mp->is_add);
REPLY_MACRO (VL_API_NAT64_ADD_DEL_STATIC_BIB_REPLY);
}
static void *vl_api_nat64_add_del_static_bib_t_print
(vl_api_nat64_add_del_static_bib_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_add_del_static_bib ");
s = format (s, "protocol %d i_addr %U o_addr %U ",
mp->proto,
format_ip6_address, mp->i_addr, format_ip4_address, mp->o_addr);
if (mp->vrf_id != ~0)
s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
FINISH;
}
static int
nat64_api_bib_walk (nat64_db_bib_entry_t * bibe, void *arg)
{
vl_api_nat64_bib_details_t *rmp;
snat_main_t *sm = &snat_main;
nat64_api_walk_ctx_t *ctx = arg;
fib_table_t *fib;
fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
if (!fib)
return -1;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT64_BIB_DETAILS + sm->msg_id_base);
rmp->context = ctx->context;
clib_memcpy (rmp->i_addr, &(bibe->in_addr), 16);
clib_memcpy (rmp->o_addr, &(bibe->out_addr), 4);
rmp->i_port = bibe->in_port;
rmp->o_port = bibe->out_port;
rmp->vrf_id = ntohl (fib->ft_table_id);
rmp->proto = bibe->proto;
rmp->is_static = bibe->is_static;
rmp->ses_num = ntohl (bibe->ses_num);
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat64_bib_dump_t_handler (vl_api_nat64_bib_dump_t * mp)
{
vl_api_registration_t *reg;
nat64_main_t *nm = &nat64_main;
nat64_db_t *db;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat64_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
/* *INDENT-OFF* */
vec_foreach (db, nm->db)
nat64_db_bib_walk (db, mp->proto, nat64_api_bib_walk, &ctx);
/* *INDENT-ON* */
}
static void *
vl_api_nat64_bib_dump_t_print (vl_api_nat64_bib_dump_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: snat_bib_dump protocol %d", mp->proto);
FINISH;
}
static int
nat64_api_st_walk (nat64_db_st_entry_t * ste, void *arg)
{
vl_api_nat64_st_details_t *rmp;
snat_main_t *sm = &snat_main;
nat64_api_walk_ctx_t *ctx = arg;
nat64_db_bib_entry_t *bibe;
fib_table_t *fib;
bibe = nat64_db_bib_entry_by_index (ctx->db, ste->proto, ste->bibe_index);
if (!bibe)
return -1;
fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
if (!fib)
return -1;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT64_ST_DETAILS + sm->msg_id_base);
rmp->context = ctx->context;
clib_memcpy (rmp->il_addr, &(bibe->in_addr), 16);
clib_memcpy (rmp->ol_addr, &(bibe->out_addr), 4);
rmp->il_port = bibe->in_port;
rmp->ol_port = bibe->out_port;
clib_memcpy (rmp->ir_addr, &(ste->in_r_addr), 16);
clib_memcpy (rmp->or_addr, &(ste->out_r_addr), 4);
rmp->il_port = ste->r_port;
rmp->vrf_id = ntohl (fib->ft_table_id);
rmp->proto = ste->proto;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat64_st_dump_t_handler (vl_api_nat64_st_dump_t * mp)
{
vl_api_registration_t *reg;
nat64_main_t *nm = &nat64_main;
nat64_db_t *db;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat64_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
/* *INDENT-OFF* */
vec_foreach (db, nm->db)
{
ctx.db = db;
nat64_db_st_walk (db, mp->proto, nat64_api_st_walk, &ctx);
}
/* *INDENT-ON* */
}
static void *
vl_api_nat64_st_dump_t_print (vl_api_nat64_st_dump_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: snat_st_dump protocol %d", mp->proto);
FINISH;
}
static void
vl_api_nat64_add_del_prefix_t_handler (vl_api_nat64_add_del_prefix_t * mp)
{
vl_api_nat64_add_del_prefix_reply_t *rmp;
snat_main_t *sm = &snat_main;
ip6_address_t prefix;
int rv = 0;
memcpy (&prefix.as_u8, mp->prefix, 16);
rv =
nat64_add_del_prefix (&prefix, mp->prefix_len,
clib_net_to_host_u32 (mp->vrf_id), mp->is_add);
REPLY_MACRO (VL_API_NAT64_ADD_DEL_PREFIX_REPLY);
}
static void *
vl_api_nat64_add_del_prefix_t_print (vl_api_nat64_add_del_prefix_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_add_del_prefix %U/%u vrf_id %u %s\n",
format_ip6_address, mp->prefix, mp->prefix_len,
ntohl (mp->vrf_id), mp->is_add ? "" : "del");
FINISH;
}
static int
nat64_api_prefix_walk (nat64_prefix_t * p, void *arg)
{
vl_api_nat64_prefix_details_t *rmp;
snat_main_t *sm = &snat_main;
nat64_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT64_PREFIX_DETAILS + sm->msg_id_base);
clib_memcpy (rmp->prefix, &(p->prefix), 16);
rmp->prefix_len = p->plen;
rmp->vrf_id = ntohl (p->vrf_id);
rmp->context = ctx->context;
vl_api_send_msg (ctx->reg, (u8 *) rmp);
return 0;
}
static void
vl_api_nat64_prefix_dump_t_handler (vl_api_nat64_prefix_dump_t * mp)
{
vl_api_registration_t *reg;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
nat64_api_walk_ctx_t ctx = {
.reg = reg,
.context = mp->context,
};
nat64_prefix_walk (nat64_api_prefix_walk, &ctx);
}
static void *
vl_api_nat64_prefix_dump_t_print (vl_api_nat64_prefix_dump_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_prefix_dump\n");
FINISH;
}
static void
vl_api_nat64_add_del_interface_addr_t_handler
(vl_api_nat64_add_del_interface_addr_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat64_add_del_interface_addr_reply_t *rmp;
u32 sw_if_index = ntohl (mp->sw_if_index);
int rv = 0;
VALIDATE_SW_IF_INDEX (mp);
rv = nat64_add_interface_address (sw_if_index, mp->is_add);
BAD_SW_IF_INDEX_LABEL;
REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_ADDR_REPLY);
}
static void *vl_api_nat64_add_del_interface_addr_t_print
(vl_api_nat64_add_del_interface_addr_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat64_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;
}
/***************/
/*** DS-Lite ***/
/***************/
static void
vl_api_dslite_set_aftr_addr_t_handler (vl_api_dslite_set_aftr_addr_t * mp)
{
vl_api_dslite_set_aftr_addr_reply_t *rmp;
snat_main_t *sm = &snat_main;
dslite_main_t *dm = &dslite_main;
int rv = 0;
ip6_address_t ip6_addr;
ip4_address_t ip4_addr;
memcpy (&ip6_addr.as_u8, mp->ip6_addr, 16);
memcpy (&ip4_addr.as_u8, mp->ip4_addr, 4);
rv = dslite_set_aftr_ip6_addr (dm, &ip6_addr);
if (rv == 0)
rv = dslite_set_aftr_ip4_addr (dm, &ip4_addr);
REPLY_MACRO (VL_API_DSLITE_SET_AFTR_ADDR_REPLY);
}
static void *
vl_api_dslite_set_aftr_addr_t_print (vl_api_dslite_set_aftr_addr_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_set_aftr_addr ");
s = format (s, "ip6_addr %U ip4_addr %U\n",
format_ip6_address, mp->ip6_addr,
format_ip4_address, mp->ip4_addr);
FINISH;
}
static void
vl_api_dslite_get_aftr_addr_t_handler (vl_api_dslite_get_aftr_addr_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_dslite_get_aftr_addr_reply_t *rmp;
dslite_main_t *dm = &dslite_main;
int rv = 0;
/* *INDENT-OFF* */
REPLY_MACRO2 (VL_API_DSLITE_GET_AFTR_ADDR_REPLY,
({
memcpy (rmp->ip4_addr, &dm->aftr_ip4_addr.as_u8, 4);
memcpy (rmp->ip6_addr, &dm->aftr_ip6_addr.as_u8, 16);
}))
/* *INDENT-ON* */
}
static void *
vl_api_dslite_get_aftr_addr_t_print (vl_api_dslite_get_aftr_addr_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_get_aftr_addr");
FINISH;
}
static void
vl_api_dslite_set_b4_addr_t_handler (vl_api_dslite_set_b4_addr_t * mp)
{
vl_api_dslite_set_b4_addr_reply_t *rmp;
snat_main_t *sm = &snat_main;
dslite_main_t *dm = &dslite_main;
int rv = 0;
ip6_address_t ip6_addr;
ip4_address_t ip4_addr;
memcpy (&ip6_addr.as_u8, mp->ip6_addr, 16);
memcpy (&ip4_addr.as_u8, mp->ip4_addr, 4);
rv = dslite_set_b4_ip6_addr (dm, &ip6_addr);
if (rv == 0)
rv = dslite_set_b4_ip4_addr (dm, &ip4_addr);
REPLY_MACRO (VL_API_DSLITE_SET_B4_ADDR_REPLY);
}
static void *
vl_api_dslite_set_b4_addr_t_print (vl_api_dslite_set_b4_addr_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_set_b4_addr ");
s = format (s, "ip6_addr %U ip4_addr %U\n",
format_ip6_address, mp->ip6_addr,
format_ip6_address, mp->ip4_addr);
FINISH;
}
static void
vl_api_dslite_get_b4_addr_t_handler (vl_api_dslite_get_b4_addr_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_dslite_get_b4_addr_reply_t *rmp;
dslite_main_t *dm = &dslite_main;
int rv = 0;
/* *INDENT-OFF* */
REPLY_MACRO2 (VL_API_DSLITE_GET_AFTR_ADDR_REPLY,
({
memcpy (rmp->ip4_addr, &dm->b4_ip4_addr.as_u8, 4);
memcpy (rmp->ip6_addr, &dm->b4_ip6_addr.as_u8, 16);
}))
/* *INDENT-ON* */
}
static void *
vl_api_dslite_get_b4_addr_t_print (vl_api_dslite_get_b4_addr_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_get_b4_addr");
FINISH;
}
static void
vl_api_dslite_add_del_pool_addr_range_t_handler
(vl_api_dslite_add_del_pool_addr_range_t * mp)
{
vl_api_dslite_add_del_pool_addr_range_reply_t *rmp;
snat_main_t *sm = &snat_main;
dslite_main_t *dm = &dslite_main;
int rv = 0;
ip4_address_t this_addr;
u32 start_host_order, end_host_order;
int i, count;
u32 *tmp;
tmp = (u32 *) mp->start_addr;
start_host_order = clib_host_to_net_u32 (tmp[0]);
tmp = (u32 *) mp->end_addr;
end_host_order = clib_host_to_net_u32 (tmp[0]);
count = (end_host_order - start_host_order) + 1;
memcpy (&this_addr.as_u8, mp->start_addr, 4);
for (i = 0; i < count; i++)
{
if ((rv = dslite_add_del_pool_addr (dm, &this_addr, mp->is_add)))
goto send_reply;
increment_v4_address (&this_addr);
}
send_reply:
REPLY_MACRO (VL_API_DSLITE_ADD_DEL_POOL_ADDR_RANGE_REPLY);
}
static void
send_dslite_address_details (snat_address_t * ap,
vl_api_registration_t * reg, u32 context)
{
vl_api_dslite_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_DSLITE_ADDRESS_DETAILS + sm->msg_id_base);
clib_memcpy (rmp->ip_address, &(ap->addr), 4);
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_dslite_address_dump_t_handler (vl_api_dslite_address_dump_t * mp)
{
vl_api_registration_t *reg;
dslite_main_t *dm = &dslite_main;
snat_address_t *ap;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
/* *INDENT-OFF* */
vec_foreach (ap, dm->addr_pool)
{
send_dslite_address_details (ap, reg, mp->context);
}
/* *INDENT-ON* */
}
static void *
vl_api_dslite_address_dump_t_print (vl_api_dslite_address_dump_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_address_dump ");
FINISH;
}
static void *vl_api_dslite_add_del_pool_addr_range_t_print
(vl_api_dslite_add_del_pool_addr_range_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: dslite_add_del_pool_addr_range ");
s = format (s, "%U - %U\n",
format_ip4_address, mp->start_addr,
format_ip4_address, mp->end_addr);
FINISH;
}
/*************/
/*** NAT66 ***/
/*************/
static void
vl_api_nat66_add_del_interface_t_handler (vl_api_nat66_add_del_interface_t *
mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat66_add_del_interface_reply_t *rmp;
int rv = 0;
VALIDATE_SW_IF_INDEX (mp);
rv =
nat66_interface_add_del (ntohl (mp->sw_if_index), mp->is_inside,
mp->is_add);
BAD_SW_IF_INDEX_LABEL;
REPLY_MACRO (VL_API_NAT66_ADD_DEL_INTERFACE_REPLY);
}
static void *
vl_api_nat66_add_del_interface_t_print (vl_api_nat66_add_del_interface_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat66_add_del_interface ");
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
vl_api_nat66_add_del_static_mapping_t_handler
(vl_api_nat66_add_del_static_mapping_t * mp)
{
snat_main_t *sm = &snat_main;
vl_api_nat66_add_del_static_mapping_reply_t *rmp;
ip6_address_t l_addr, e_addr;
int rv = 0;
memcpy (&l_addr.as_u8, mp->local_ip_address, 16);
memcpy (&e_addr.as_u8, mp->external_ip_address, 16);
rv =
nat66_static_mapping_add_del (&l_addr, &e_addr,
clib_net_to_host_u32 (mp->vrf_id),
mp->is_add);
REPLY_MACRO (VL_API_NAT66_ADD_DEL_STATIC_MAPPING_REPLY);
}
static void *vl_api_nat66_add_del_static_mapping_t_print
(vl_api_nat66_add_del_static_mapping_t * mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat66_add_del_static_mapping ");
s = format (s, "local_ip_address %U external_ip_address %U vrf_id %d %s",
format_ip6_address, mp->local_ip_address,
format_ip6_address, mp->external_ip_address,
clib_net_to_host_u32 (mp->vrf_id), mp->is_add ? "" : "del");
FINISH;
}
typedef struct nat66_api_walk_ctx_t_
{
svm_queue_t *q;
u32 context;
} nat66_api_walk_ctx_t;
static int
nat66_api_interface_walk (snat_interface_t * i, void *arg)
{
vl_api_nat66_interface_details_t *rmp;
snat_main_t *sm = &snat_main;
nat66_api_walk_ctx_t *ctx = arg;
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_NAT66_INTERFACE_DETAILS + sm->msg_id_base);
rmp->sw_if_index = ntohl (i->sw_if_index);
rmp->is_inside = nat_interface_is_inside (i);
rmp->context = ctx->context;
vl_msg_api_send_shmem (ctx->q, (u8 *) & rmp);
return 0;
}
static void
vl_api_nat66_interface_dump_t_handler (vl_api_nat66_interface_dump_t * mp)
{
svm_queue_t *q;
q = vl_api_client_index_to_input_queue (mp->client_index);
if (q == 0)
return;
nat66_api_walk_ctx_t ctx = {
.q = q,
.context = mp->context,
};
nat66_interfaces_walk (nat66_api_interface_walk, &ctx);
}
static void *
vl_api_nat66_interface_dump_t_print (vl_api_nat66_interface_dump_t * mp,
void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat66_interface_dump ");
FINISH;
}
static int
nat66_api_static_mapping_walk (nat66_static_mapping_t * m, void *arg)
{
vl_api_nat66_static_mapping_details_t *rmp;
nat66_main_t *nm = &nat66_main;
snat_main_t *sm = &snat_main;
nat66_api_walk_ctx_t *ctx = arg;
fib_table_t *fib;
vlib_counter_t vc;
fib = fib_table_get (m->fib_index, FIB_PROTOCOL_IP6);
if (!fib)
return -1;
vlib_get_combined_counter (&nm->session_counters, m - nm->sm, &vc);
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id =
ntohs (VL_API_NAT66_STATIC_MAPPING_DETAILS + sm->msg_id_base);
clib_memcpy (rmp->local_ip_address, &m->l_addr, 16);
clib_memcpy (rmp->external_ip_address, &m->e_addr, 16);
rmp->vrf_id = ntohl (fib->ft_table_id);
rmp->total_bytes = clib_host_to_net_u64 (vc.bytes);
rmp->total_pkts = clib_host_to_net_u64 (vc.packets);
rmp->context = ctx->context;
vl_msg_api_send_shmem (ctx->q, (u8 *) & rmp);
return 0;
}
static void
vl_api_nat66_static_mapping_dump_t_handler (vl_api_nat66_static_mapping_dump_t
* mp)
{
svm_queue_t *q;
q = vl_api_client_index_to_input_queue (mp->client_index);
if (q == 0)
return;
nat66_api_walk_ctx_t ctx = {
.q = q,
.context = mp->context,
};
nat66_static_mappings_walk (nat66_api_static_mapping_walk, &ctx);
}
static void *
vl_api_nat66_static_mapping_dump_t_print (vl_api_nat66_static_mapping_dump_t *
mp, void *handle)
{
u8 *s;
s = format (0, "SCRIPT: nat66_static_mapping_dump ");
FINISH;
}
/* List of message types that this plugin understands */
#define foreach_snat_plugin_api_msg \
_(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) \
_(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_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) \
_(NAT_SET_MSS_CLAMPING, nat_set_mss_clamping) \
_(NAT_GET_MSS_CLAMPING, nat_get_mss_clamping) \
_(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_ADD_DEL_IDENTITY_MAPPING, nat44_add_del_identity_mapping) \
_(NAT44_STATIC_MAPPING_DUMP, nat44_static_mapping_dump) \
_(NAT44_IDENTITY_MAPPING_DUMP, nat44_identity_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) \
_(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) \
_(NAT_DET_MAP_DUMP, nat_det_map_dump) \
_(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) \
_(NAT64_INTERFACE_DUMP, nat64_interface_dump) \
_(NAT64_ADD_DEL_STATIC_BIB, nat64_add_del_static_bib) \
_(NAT64_BIB_DUMP, nat64_bib_dump) \
_(NAT64_ST_DUMP, nat64_st_dump) \
_(NAT64_ADD_DEL_PREFIX, nat64_add_del_prefix) \
_(NAT64_PREFIX_DUMP, nat64_prefix_dump) \
_(NAT64_ADD_DEL_INTERFACE_ADDR, nat64_add_del_interface_addr) \
_(DSLITE_ADD_DEL_POOL_ADDR_RANGE, dslite_add_del_pool_addr_range) \
_(DSLITE_ADDRESS_DUMP, dslite_address_dump) \
_(DSLITE_SET_AFTR_ADDR, dslite_set_aftr_addr) \
_(DSLITE_GET_AFTR_ADDR, dslite_get_aftr_addr) \
_(DSLITE_SET_B4_ADDR, dslite_set_b4_addr) \
_(DSLITE_GET_B4_ADDR, dslite_get_b4_addr) \
_(NAT66_ADD_DEL_INTERFACE, nat66_add_del_interface) \
_(NAT66_INTERFACE_DUMP, nat66_interface_dump) \
_(NAT66_ADD_DEL_STATIC_MAPPING, nat66_add_del_static_mapping) \
_(NAT66_STATIC_MAPPING_DUMP, nat66_static_mapping_dump)
/* Set up the API message handling tables */
static clib_error_t *
snat_plugin_api_hookup (vlib_main_t * vm)
{
snat_main_t *sm __attribute__ ((unused)) = &snat_main;
#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_snat_plugin_api_msg;
#undef _
return 0;
}
#define vl_msg_name_crc_list
#include <nat/nat_all_api_h.h>
#undef vl_msg_name_crc_list
static void
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_nat;
#undef _
}
static void
plugin_custom_dump_configure (snat_main_t * sm)
{
#define _(n,f) sm->api_main->msg_print_handlers \
[VL_API_##n + sm->msg_id_base] \
= (void *) vl_api_##f##_t_print;
foreach_snat_plugin_api_msg;
#undef _
}
clib_error_t *
snat_api_init (vlib_main_t * vm, snat_main_t * sm)
{
u8 *name;
clib_error_t *error = 0;
name = format (0, "nat_%08x%c", api_version, 0);
/* Ask for a correctly-sized block of API message decode slots */
sm->msg_id_base =
vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
error = snat_plugin_api_hookup (vm);
/* Add our API messages to the global name_crc hash table */
setup_message_id_table (sm, sm->api_main);
plugin_custom_dump_configure (sm);
vec_free (name);
return error;
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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