#include <nat/nat44-ed/nat44_ed.api_enum.h>
#include <nat/nat44-ed/nat44_ed.api_types.h>
+#include <nat/nat44-ed/nat44_ed_inlines.h>
+
#define REPLY_MSG_ID_BASE sm->msg_id_base
#include <vlibapi/api_helper_macros.h>
REPLY_MACRO (VL_API_NAT44_SET_SESSION_LIMIT_REPLY);
}
-static void
-vl_api_nat_set_log_level_t_handler (vl_api_nat_set_log_level_t * mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_set_log_level_reply_t *rmp;
- int rv = 0;
-
- if (sm->log_level > NAT_LOG_DEBUG)
- rv = VNET_API_ERROR_UNSUPPORTED;
- else
- sm->log_level = mp->log_level;
-
- REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
-}
-
static void
vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t *
mp)
REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY);
}
-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;
-
- REPLY_MACRO2 (VL_API_NAT_GET_TIMEOUTS_REPLY,
- ({
- rmp->udp = htonl (sm->timeouts.udp);
- rmp->tcp_established = htonl (sm->timeouts.tcp.established);
- rmp->tcp_transitory = htonl (sm->timeouts.tcp.transitory);
- rmp->icmp = htonl (sm->timeouts.icmp);
- }))
-}
-
static void
vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp)
{
}
}
-static_always_inline int
-add_del_dummy_output_interface (u32 sw_if_index, u8 is_inside, u8 is_add)
-{
- snat_main_t *sm = &snat_main;
- snat_interface_t *i;
- int rv = 1;
-
- pool_foreach (i, sm->output_feature_dummy_interfaces)
- {
- if (i->sw_if_index == sw_if_index)
- {
- if (!is_add)
- {
- pool_put (sm->output_feature_dummy_interfaces, i);
- rv = 0;
- }
- goto done;
- }
- }
-
- if (is_add)
- {
- pool_get (sm->output_feature_dummy_interfaces, i);
- i->sw_if_index = sw_if_index;
-
- if (is_inside)
- {
- i->flags |= NAT_INTERFACE_FLAG_IS_INSIDE;
- }
- else
- {
- i->flags |= NAT_INTERFACE_FLAG_IS_OUTSIDE;
- }
-
- rv = 0;
- }
-
-done:
- return rv;
-}
-
-static void
- vl_api_nat44_interface_add_del_output_feature_t_handler
- (vl_api_nat44_interface_add_del_output_feature_t * mp)
-{
- vl_api_nat44_interface_add_del_output_feature_reply_t *rmp;
- snat_main_t *sm = &snat_main;
- u32 sw_if_index;
- int rv = 0;
-
- VALIDATE_SW_IF_INDEX (mp);
-
- sw_if_index = ntohl (mp->sw_if_index);
-
- // register all interfaces in the dummy structure
- rv = add_del_dummy_output_interface (
- sw_if_index, mp->flags & NAT_API_IS_INSIDE, mp->is_add);
-
- if (!(mp->flags & NAT_API_IS_INSIDE))
- {
- if (mp->is_add)
- {
- rv = nat44_ed_add_output_interface (sw_if_index);
- }
- else
- {
- rv = nat44_ed_del_output_interface (sw_if_index);
- }
- }
-
- BAD_SW_IF_INDEX_LABEL;
- REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY);
-}
-
-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));
- clib_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;
-
- if (nat44_ed_is_interface_inside (i))
- {
- rmp->flags |= NAT_API_IS_INSIDE;
- }
-
- 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;
-
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
- return;
-
- pool_foreach (i, sm->output_feature_dummy_interfaces)
- {
- send_nat44_interface_output_feature_details (i, reg, mp->context);
- }
-}
-
static void
vl_api_nat44_ed_add_del_output_interface_t_handler (
vl_api_nat44_ed_add_del_output_interface_t *mp)
}
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));
- clib_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);
-}
-
-/* Obsolete calls hold back because of deprecation
- * should not be used */
-
-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 = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY);
-}
-
-static void
-vl_api_nat_get_addr_and_port_alloc_alg_t_handler (
- vl_api_nat_get_addr_and_port_alloc_alg_t *mp)
+vl_api_nat44_show_running_config_t_handler (
+ vl_api_nat44_show_running_config_t *mp)
{
+ vl_api_nat44_show_running_config_reply_t *rmp;
snat_main_t *sm = &snat_main;
- vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY);
-}
+ nat44_config_t *rc = &sm->rconfig;
+ int rv = 0;
-static void
-vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t *mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_ha_set_listener_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY);
-}
+ REPLY_MACRO2_ZERO (
+ VL_API_NAT44_SHOW_RUNNING_CONFIG_REPLY, ({
+ rmp->inside_vrf = htonl (rc->inside_vrf);
+ rmp->outside_vrf = htonl (rc->outside_vrf);
-static void
-vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t *mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_ha_get_listener_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_GET_LISTENER_REPLY);
-}
+ rmp->sessions = htonl (rc->sessions);
+ rmp->translation_buckets = htonl (sm->translation_buckets);
-static void
-vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t *mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_ha_set_failover_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY);
-}
+ // OBSOLETE
+ rmp->users = 0;
+ rmp->user_buckets = 0;
+ rmp->user_sessions = 0;
-static void
-vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t *mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_ha_get_failover_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_GET_FAILOVER_REPLY);
-}
+ rmp->timeouts.udp = htonl (sm->timeouts.udp);
+ rmp->timeouts.tcp_established = htonl (sm->timeouts.tcp.established);
+ rmp->timeouts.tcp_transitory = htonl (sm->timeouts.tcp.transitory);
+ rmp->timeouts.icmp = htonl (sm->timeouts.icmp);
-static void
-vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t *mp)
-{
- snat_main_t *sm = &snat_main;
- vl_api_nat_ha_flush_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY);
+ rmp->forwarding_enabled = sm->forwarding_enabled == 1;
+ // consider how to split functionality between subplugins
+ rmp->ipfix_logging_enabled = nat_ipfix_logging_enabled ();
+ rmp->flags |= NAT44_IS_ENDPOINT_DEPENDENT;
+ }));
}
static void
-vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t *mp)
+vl_api_nat44_ed_add_del_vrf_table_t_handler (
+ vl_api_nat44_ed_add_del_vrf_table_t *mp)
{
snat_main_t *sm = &snat_main;
- vl_api_nat_ha_resync_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY);
+ vl_api_nat44_ed_add_del_vrf_table_reply_t *rmp;
+ int rv = nat44_ed_add_del_vrf_table (clib_net_to_host_u32 (mp->table_vrf_id),
+ mp->is_add);
+ REPLY_MACRO (VL_API_NAT44_ED_ADD_DEL_VRF_TABLE);
}
static void
-vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t *mp)
+vl_api_nat44_ed_add_del_vrf_route_t_handler (
+ vl_api_nat44_ed_add_del_vrf_route_t *mp)
{
snat_main_t *sm = &snat_main;
- vl_api_nat44_del_user_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY);
+ vl_api_nat44_ed_add_del_vrf_route_reply_t *rmp;
+ int rv =
+ nat44_ed_add_del_vrf_route (clib_net_to_host_u32 (mp->table_vrf_id),
+ clib_net_to_host_u32 (mp->vrf_id), mp->is_add);
+ REPLY_MACRO (VL_API_NAT44_ED_ADD_DEL_VRF_ROUTE);
}
static void
-vl_api_nat44_session_cleanup_t_handler (vl_api_nat44_session_cleanup_t *mp)
+nat44_ed_vrf_tables_send_details (vl_api_registration_t *rp, u32 context,
+ vrf_table_t *t)
{
snat_main_t *sm = &snat_main;
- vl_api_nat44_session_cleanup_reply_t *rmp;
- int rv = VNET_API_ERROR_UNSUPPORTED;
- REPLY_MACRO (VL_API_NAT44_SESSION_CLEANUP_REPLY);
-}
+ vl_api_nat44_ed_vrf_tables_details_t *mp;
-static void
-vl_api_nat44_plugin_enable_disable_t_handler (
- vl_api_nat44_plugin_enable_disable_t *mp)
-{
- snat_main_t *sm = &snat_main;
- nat44_config_t c = { 0 };
- vl_api_nat44_plugin_enable_disable_reply_t *rmp;
- int rv = 0;
+ u32 *vrf_ids = 0;
+ vrf_route_t *r;
- if (mp->enable)
- {
- if ((mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY) ||
- (mp->flags & NAT44_API_IS_CONNECTION_TRACKING) || mp->users ||
- mp->user_sessions)
- {
- rv = VNET_API_ERROR_UNSUPPORTED;
- }
- else
- {
- c.sessions = ntohl (mp->sessions);
- c.inside_vrf = ntohl (mp->inside_vrf);
- c.outside_vrf = ntohl (mp->outside_vrf);
+ mp = vl_msg_api_alloc_zero (sizeof (*mp) +
+ sizeof (mp->vrf_ids[0]) * vec_len (t->routes));
+ mp->_vl_msg_id =
+ ntohs (VL_API_NAT44_ED_VRF_TABLES_DETAILS + sm->msg_id_base);
+ mp->context = context;
+ mp->n_vrf_ids = clib_host_to_net_u32 (vec_len (t->routes));
- rv = nat44_plugin_enable (c);
- }
- }
- else
+ pool_foreach (r, t->routes)
{
- rv = nat44_plugin_disable ();
+ vec_add1 (vrf_ids, r->vrf_id);
}
- REPLY_MACRO (VL_API_NAT44_PLUGIN_ENABLE_DISABLE_REPLY);
-}
+ // copy the records
+ clib_memcpy (mp->vrf_ids, vrf_ids,
+ sizeof (mp->vrf_ids[0]) * vec_len (t->routes));
-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;
+ vec_free (vrf_ids);
- REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY,
- ({ rmp->vpe_pid = ntohl (getpid ()); }));
+ // send the message
+ vl_api_send_msg (rp, (u8 *) mp);
}
static void
-vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t *mp)
+vl_api_nat44_ed_vrf_tables_dump_t_handler (
+ vl_api_nat44_ed_vrf_tables_dump_t *mp)
{
- vl_api_nat_show_config_reply_t *rmp;
snat_main_t *sm = &snat_main;
- int rv = 0;
-
- REPLY_MACRO2_ZERO (VL_API_NAT_SHOW_CONFIG_REPLY, ({
- rmp->translation_buckets =
- htonl (sm->translation_buckets);
- rmp->user_buckets = 0;
- rmp->max_translations_per_user = 0;
- rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
- rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
- rmp->static_mapping_only = 0;
- rmp->static_mapping_connection_tracking = 0;
- rmp->endpoint_dependent = 1;
- rmp->out2in_dpo = 0;
- }));
-}
+ vl_api_registration_t *rp;
+ vrf_table_t *t;
-static void
-vl_api_nat_show_config_2_t_handler (vl_api_nat_show_config_2_t *mp)
-{
- vl_api_nat_show_config_2_reply_t *rmp;
- snat_main_t *sm = &snat_main;
- int rv = 0;
-
- REPLY_MACRO2_ZERO (
- VL_API_NAT_SHOW_CONFIG_2_REPLY, ({
- rmp->translation_buckets = htonl (sm->translation_buckets);
- rmp->user_buckets = 0;
- rmp->max_translations_per_user = 0;
- rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
- rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
- rmp->static_mapping_only = 0;
- rmp->static_mapping_connection_tracking = 0;
- rmp->endpoint_dependent = 1;
- rmp->out2in_dpo = 0;
- rmp->max_translations_per_thread =
- clib_net_to_host_u32 (sm->max_translations_per_thread);
- rmp->max_users_per_thread = 0;
- }));
-}
-
-static void
-vl_api_nat44_show_running_config_t_handler (
- vl_api_nat44_show_running_config_t *mp)
-{
- vl_api_nat44_show_running_config_reply_t *rmp;
- snat_main_t *sm = &snat_main;
- nat44_config_t *rc = &sm->rconfig;
- int rv = 0;
-
- REPLY_MACRO2_ZERO (
- VL_API_NAT44_SHOW_RUNNING_CONFIG_REPLY, ({
- rmp->inside_vrf = htonl (rc->inside_vrf);
- rmp->outside_vrf = htonl (rc->outside_vrf);
-
- rmp->sessions = htonl (rc->sessions);
- rmp->translation_buckets = htonl (sm->translation_buckets);
-
- // OBSOLETE
- rmp->users = 0;
- rmp->user_buckets = 0;
- rmp->user_sessions = 0;
-
- rmp->timeouts.udp = htonl (sm->timeouts.udp);
- rmp->timeouts.tcp_established = htonl (sm->timeouts.tcp.established);
- rmp->timeouts.tcp_transitory = htonl (sm->timeouts.tcp.transitory);
- rmp->timeouts.icmp = htonl (sm->timeouts.icmp);
+ rp = vl_api_client_index_to_registration (mp->client_index);
+ if (rp == 0)
+ return;
- rmp->forwarding_enabled = sm->forwarding_enabled == 1;
- // consider how to split functionality between subplugins
- rmp->ipfix_logging_enabled = nat_ipfix_logging_enabled ();
- rmp->flags |= NAT44_IS_ENDPOINT_DEPENDENT;
- }));
+ pool_foreach (t, sm->vrf_tables)
+ {
+ nat44_ed_vrf_tables_send_details (rp, mp->context, t);
+ }
}
/* user (internal host) key */
{
vl_api_nat44_user_session_v2_details_t *rmp;
snat_main_t *sm = &snat_main;
- u64 now = vlib_time_now (sm->vnet_main->vlib_main);
+ vnet_main_t *vnm = vnet_get_main ();
+ u64 now = vlib_time_now (vnm->vlib_main);
u64 sess_timeout_time = 0;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->ext_host_nat_port = s->ext_host_nat_port;
}
- sess_timeout_time = s->last_heard;
- switch (s->proto)
+ sess_timeout_time = s->last_heard + nat44_session_get_timeout (sm, s);
+ rmp->is_timed_out = (now >= sess_timeout_time);
+
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+send_nat44_user_session_v3_details (snat_session_t *s,
+ vl_api_registration_t *reg, u32 context)
+{
+ vl_api_nat44_user_session_v3_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+ u64 now = vlib_time_now (vlib_get_main ());
+ u64 sess_timeout_time = 0;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ clib_memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_USER_SESSION_V3_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);
+
+ if (nat44_ed_is_session_static (s))
+ rmp->flags |= NAT_API_IS_STATIC;
+
+ if (nat44_ed_is_twice_nat_session (s))
+ rmp->flags |= NAT_API_IS_TWICE_NAT;
+
+ rmp->flags |= NAT_API_IS_EXT_HOST_VALID;
+
+ rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
+ rmp->time_since_last_heard =
+ clib_host_to_net_u64 ((u64) (now - s->last_heard));
+ rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
+ rmp->total_pkts = ntohl (s->total_pkts);
+ rmp->context = context;
+ rmp->outside_port = s->out2in.port;
+ rmp->inside_port = s->in2out.port;
+ rmp->protocol = clib_host_to_net_u16 (s->proto);
+ clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
+ rmp->ext_host_port = s->ext_host_port;
+ if (nat44_ed_is_twice_nat_session (s))
{
- case IP_PROTOCOL_TCP:
- if (s->state)
- sess_timeout_time += sm->timeouts.tcp.established;
- else
- sess_timeout_time += sm->timeouts.tcp.transitory;
- break;
- case IP_PROTOCOL_UDP:
- sess_timeout_time += sm->timeouts.udp;
- break;
- case IP_PROTOCOL_ICMP:
- sess_timeout_time += sm->timeouts.icmp;
- break;
- default:
- sess_timeout_time += sm->timeouts.udp;
- break;
+ clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
+ rmp->ext_host_nat_port = s->ext_host_nat_port;
}
+ sess_timeout_time = s->last_heard + nat44_session_get_timeout (sm, s);
rmp->is_timed_out = (now >= sess_timeout_time);
vl_api_send_msg (reg, (u8 *) rmp);
}
}
+static void
+vl_api_nat44_user_session_v3_dump_t_handler (
+ vl_api_nat44_user_session_v3_dump_t *mp)
+{
+ snat_main_per_thread_data_t *tsm;
+ snat_main_t *sm = &snat_main;
+ vl_api_registration_t *reg;
+ snat_user_key_t ukey;
+ snat_session_t *s;
+ ip4_header_t ip;
+
+ 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));
+ if (sm->num_workers > 1)
+ tsm = vec_elt_at_index (
+ sm->per_thread_data,
+ nat44_ed_get_in2out_worker_index (0, &ip, ukey.fib_index, 0));
+ else
+ tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
+
+ pool_foreach (s, tsm->sessions)
+ {
+ if (s->in2out.addr.as_u32 == ukey.addr.as_u32)
+ {
+ send_nat44_user_session_v3_details (s, reg, mp->context);
+ }
+ }
+}
+
/* API definitions */
#include <vnet/format_fns.h>
#include <nat/nat44-ed/nat44_ed.api.c>