+/******************************/
+/*** Common NAT plugin APIs ***/
+/******************************/
+
+static void
+vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t * mp)
+{
+ vl_api_nat_control_ping_reply_t *rmp;
+ snat_main_t *sm = &snat_main;
+ int rv = 0;
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY,
+ ({
+ rmp->vpe_pid = ntohl (getpid ());
+ }));
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_control_ping_t_print (vl_api_nat_control_ping_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_control_ping ");
+
+ FINISH;
+}
+
+static void
+vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t * mp)
+{
+ vl_api_nat_show_config_reply_t *rmp;
+ snat_main_t *sm = &snat_main;
+ int rv = 0;
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_REPLY,
+ ({
+ rmp->translation_buckets = htonl (sm->translation_buckets);
+ rmp->translation_memory_size = htonl (sm->translation_memory_size);
+ rmp->user_buckets = htonl (sm->user_buckets);
+ rmp->user_memory_size = htonl (sm->user_memory_size);
+ rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
+ rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
+ rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
+ rmp->static_mapping_only = sm->static_mapping_only;
+ rmp->static_mapping_connection_tracking =
+ sm->static_mapping_connection_tracking;
+ rmp->deterministic = sm->deterministic;
+ }));
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_show_config ");
+
+ FINISH;
+}
+
+static void
+vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_snat_set_workers_reply_t *rmp;
+ int rv = 0;
+ uword *bitmap = 0;
+ u64 mask = clib_net_to_host_u64 (mp->worker_mask);
+
+ if (sm->num_workers < 2)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto send_reply;
+ }
+
+ bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
+ rv = snat_set_workers (bitmap);
+ clib_bitmap_free (bitmap);
+
+send_reply:
+ REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
+}
+
+static void *
+vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle)
+{
+ u8 *s;
+ uword *bitmap = 0;
+ u8 first = 1;
+ int i;
+ u64 mask = clib_net_to_host_u64 (mp->worker_mask);
+
+ s = format (0, "SCRIPT: nat_set_workers ");
+ bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (i, bitmap,
+ ({
+ if (first)
+ s = format (s, "%d", i);
+ else
+ s = format (s, ",%d", i);
+ first = 0;
+ }));
+ /* *INDENT-ON* */
+ clib_bitmap_free (bitmap);
+ FINISH;
+}
+
+static void
+send_nat_worker_details (u32 worker_index, unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat_worker_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+ vlib_worker_thread_t *w =
+ vlib_worker_threads + worker_index + sm->first_worker_index;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base);
+ rmp->context = context;
+ rmp->worker_index = htonl (worker_index);
+ rmp->lcore_id = htonl (w->lcore_id);
+ strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1);
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ u32 *worker_index;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ vec_foreach (worker_index, sm->workers)
+ send_nat_worker_details(*worker_index, q, mp->context);
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_worker_dump ");
+
+ FINISH;
+}
+
+static void
+vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t *
+ mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_ipfix_enable_disable_reply_t *rmp;
+ int rv = 0;
+
+ rv = snat_ipfix_logging_enable_disable (mp->enable,
+ clib_host_to_net_u32
+ (mp->domain_id),
+ clib_host_to_net_u16
+ (mp->src_port));
+
+ REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY);
+}
+
+static void *
+vl_api_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t *
+ mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_ipfix_enable_disable ");
+ if (mp->domain_id)
+ s = format (s, "domain %d ", clib_net_to_host_u32 (mp->domain_id));
+ if (mp->src_port)
+ s = format (s, "src_port %d ", clib_net_to_host_u16 (mp->src_port));
+ if (!mp->enable)
+ s = format (s, "disable ");
+
+ FINISH;
+}
+
+/*************/
+/*** NAT44 ***/
+/*************/
+static void
+ vl_api_nat44_add_del_address_range_t_handler
+ (vl_api_nat44_add_del_address_range_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_add_del_address_range_reply_t *rmp;
+ ip4_address_t this_addr;
+ u32 start_host_order, end_host_order;
+ u32 vrf_id;
+ int i, count;
+ int rv = 0;
+ u32 *tmp;
+
+ if (sm->static_mapping_only)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto send_reply;
+ }
+
+ tmp = (u32 *) mp->first_ip_address;
+ start_host_order = clib_host_to_net_u32 (tmp[0]);
+ tmp = (u32 *) mp->last_ip_address;
+ end_host_order = clib_host_to_net_u32 (tmp[0]);
+
+ count = (end_host_order - start_host_order) + 1;
+
+ vrf_id = clib_host_to_net_u32 (mp->vrf_id);
+
+ if (count > 1024)
+ clib_warning ("%U - %U, %d addresses...",
+ format_ip4_address, mp->first_ip_address,
+ format_ip4_address, mp->last_ip_address, count);
+
+ memcpy (&this_addr.as_u8, mp->first_ip_address, 4);
+
+ for (i = 0; i < count; i++)
+ {
+ if (mp->is_add)
+ snat_add_address (sm, &this_addr, vrf_id);
+ else
+ rv = snat_del_address (sm, this_addr, 0);
+
+ if (rv)
+ goto send_reply;
+
+ increment_v4_address (&this_addr);
+ }
+
+send_reply:
+ REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY);
+}
+
+static void *vl_api_nat44_add_del_address_range_t_print
+ (vl_api_nat44_add_del_address_range_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_add_address_range ");
+ s = format (s, "%U ", format_ip4_address, mp->first_ip_address);
+ if (memcmp (mp->first_ip_address, mp->last_ip_address, 4))
+ {
+ s = format (s, " - %U ", format_ip4_address, mp->last_ip_address);
+ }
+ FINISH;
+}
+
+static void
+send_nat44_address_details (snat_address_t * a,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ vl_api_nat44_address_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT44_ADDRESS_DETAILS + sm->msg_id_base);
+ clib_memcpy (rmp->ip_address, &(a->addr), 4);
+ if (a->fib_index != ~0)
+ {
+ fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP4);
+ rmp->vrf_id = ntohl (fib->ft_table_id);
+ }
+ else
+ rmp->vrf_id = ~0;
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_address_t *a;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ vec_foreach (a, sm->addresses)
+ send_nat44_address_details (a, q, mp->context);
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_address_dump ");
+
+ FINISH;
+}
+
+static void
+ vl_api_nat44_interface_add_del_feature_t_handler
+ (vl_api_nat44_interface_add_del_feature_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_interface_add_del_feature_reply_t *rmp;
+ u8 is_del = mp->is_add == 0;
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+ int rv = 0;
+
+ VALIDATE_SW_IF_INDEX (mp);
+
+ rv = snat_interface_add_del (sw_if_index, mp->is_inside, is_del);
+
+ BAD_SW_IF_INDEX_LABEL;
+
+ REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY);
+}
+
+static void *vl_api_nat44_interface_add_del_feature_t_print
+ (vl_api_nat44_interface_add_del_feature_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_interface_add_del_feature ");
+ s = format (s, "sw_if_index %d %s %s",
+ clib_host_to_net_u32 (mp->sw_if_index),
+ mp->is_inside ? "in" : "out", mp->is_add ? "" : "del");
+
+ FINISH;
+}
+
+static void
+send_nat44_interface_details (snat_interface_t * i,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ vl_api_nat44_interface_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base);
+ rmp->sw_if_index = ntohl (i->sw_if_index);
+ rmp->is_inside = i->is_inside;
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_interface_t *i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (i, sm->interfaces,
+ ({
+ send_nat44_interface_details(i, q, mp->context);
+ }));
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_interface_dump ");
+
+ FINISH;
+}
+
+static void
+ vl_api_nat44_interface_add_del_output_feature_t_handler
+ (vl_api_nat44_interface_add_del_output_feature_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_interface_add_del_output_feature_reply_t *rmp;
+ u8 is_del = mp->is_add == 0;
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+ int rv = 0;
+
+ VALIDATE_SW_IF_INDEX (mp);
+
+ rv = snat_interface_add_del_output_feature (sw_if_index, mp->is_inside,
+ is_del);
+
+ BAD_SW_IF_INDEX_LABEL;
+
+ REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY);
+}
+
+static void *vl_api_nat44_interface_add_del_output_feature_t_print
+ (vl_api_nat44_interface_add_del_output_feature_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_interface_add_del_output_feature ");
+ s = format (s, "sw_if_index %d %s %s",
+ clib_host_to_net_u32 (mp->sw_if_index),
+ mp->is_inside ? "in" : "out", mp->is_add ? "" : "del");
+
+ FINISH;
+}
+
+static void
+send_nat44_interface_output_feature_details (snat_interface_t * i,
+ unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat44_interface_output_feature_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base);
+ rmp->sw_if_index = ntohl (i->sw_if_index);
+ rmp->context = context;
+ rmp->is_inside = i->is_inside;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+ vl_api_nat44_interface_output_feature_dump_t_handler
+ (vl_api_nat44_interface_output_feature_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_interface_t *i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (i, sm->output_feature_interfaces,
+ ({
+ send_nat44_interface_output_feature_details(i, q, mp->context);
+ }));
+ /* *INDENT-ON* */
+}
+
+static void *vl_api_nat44_interface_output_feature_dump_t_print
+ (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_interface_output_feature_dump ");
+
+ FINISH;
+}
+
+static void
+ vl_api_nat44_add_del_static_mapping_t_handler
+ (vl_api_nat44_add_del_static_mapping_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_add_del_static_mapping_reply_t *rmp;
+ ip4_address_t local_addr, external_addr;
+ u16 local_port = 0, external_port = 0;
+ u32 vrf_id, external_sw_if_index;
+ int rv = 0;
+ snat_protocol_t proto;
+
+ memcpy (&local_addr.as_u8, mp->local_ip_address, 4);
+ memcpy (&external_addr.as_u8, mp->external_ip_address, 4);
+ if (mp->addr_only == 0)
+ {
+ local_port = clib_net_to_host_u16 (mp->local_port);
+ external_port = clib_net_to_host_u16 (mp->external_port);
+ }
+ vrf_id = clib_net_to_host_u32 (mp->vrf_id);
+ external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
+ proto = ip_proto_to_snat_proto (mp->protocol);
+
+ rv = snat_add_static_mapping (local_addr, external_addr, local_port,
+ external_port, vrf_id, mp->addr_only,
+ external_sw_if_index, proto, mp->is_add);
+
+ REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY);
+}
+
+static void *vl_api_nat44_add_del_static_mapping_t_print
+ (vl_api_nat44_add_del_static_mapping_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
+ s = format (s, "protocol %d local_addr %U external_addr %U ",
+ mp->protocol,
+ format_ip4_address, mp->local_ip_address,
+ format_ip4_address, mp->external_ip_address);
+
+ if (mp->addr_only == 0)
+ s = format (s, "local_port %d external_port %d ",
+ clib_net_to_host_u16 (mp->local_port),
+ clib_net_to_host_u16 (mp->external_port));
+
+ if (mp->vrf_id != ~0)
+ s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
+
+ if (mp->external_sw_if_index != ~0)
+ s = format (s, "external_sw_if_index %d",
+ clib_net_to_host_u32 (mp->external_sw_if_index));
+ FINISH;
+}
+
+static void
+send_nat44_static_mapping_details (snat_static_mapping_t * m,
+ unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat44_static_mapping_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
+ rmp->addr_only = m->addr_only;
+ clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4);
+ clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4);
+ rmp->local_port = htons (m->local_port);
+ rmp->external_port = htons (m->external_port);
+ rmp->external_sw_if_index = ~0;
+ rmp->vrf_id = htonl (m->vrf_id);
+ rmp->protocol = snat_proto_to_ip_proto (m->proto);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
+ unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat44_static_mapping_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
+ rmp->addr_only = m->addr_only;
+ clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4);
+ rmp->local_port = htons (m->l_port);
+ rmp->external_port = htons (m->e_port);
+ rmp->external_sw_if_index = htonl (m->sw_if_index);
+ rmp->vrf_id = htonl (m->vrf_id);
+ rmp->protocol = snat_proto_to_ip_proto (m->proto);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t
+ * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_static_mapping_t *m;
+ snat_static_map_resolve_t *rp;
+ int j;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (m, sm->static_mappings,
+ ({
+ send_nat44_static_mapping_details (m, q, mp->context);
+ }));
+ /* *INDENT-ON* */
+
+ for (j = 0; j < vec_len (sm->to_resolve); j++)
+ {
+ rp = sm->to_resolve + j;
+ send_nat44_static_map_resolve_details (rp, q, mp->context);
+ }
+}
+
+static void *
+vl_api_nat44_static_mapping_dump_t_print (vl_api_nat44_static_mapping_dump_t *
+ mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_static_mapping_dump ");
+
+ FINISH;
+}
+
+static void
+ vl_api_nat44_add_del_interface_addr_t_handler
+ (vl_api_nat44_add_del_interface_addr_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_add_del_interface_addr_reply_t *rmp;
+ u8 is_del = mp->is_add == 0;
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+ int rv = 0;
+
+ VALIDATE_SW_IF_INDEX (mp);
+
+ rv = snat_add_interface_address (sm, sw_if_index, is_del);
+
+ BAD_SW_IF_INDEX_LABEL;
+
+ REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
+}
+
+static void *vl_api_nat44_add_del_interface_addr_t_print
+ (vl_api_nat44_add_del_interface_addr_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_add_del_interface_addr ");
+ s = format (s, "sw_if_index %d %s",
+ clib_host_to_net_u32 (mp->sw_if_index),
+ mp->is_add ? "" : "del");
+
+ FINISH;
+}
+
+static void
+send_nat44_interface_addr_details (u32 sw_if_index,
+ unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat44_interface_addr_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base);
+ rmp->sw_if_index = ntohl (sw_if_index);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
+ * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ u32 *i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ vec_foreach (i, sm->auto_add_sw_if_indices)
+ send_nat44_interface_addr_details(*i, q, mp->context);
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t *
+ mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_interface_addr_dump ");
+
+ FINISH;
+}
+
+static void
+send_nat44_user_details (snat_user_t * u, unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat44_user_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+ fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4);
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base);
+
+ rmp->vrf_id = ntohl (fib->ft_table_id);
+
+ clib_memcpy (rmp->ip_address, &(u->addr), 4);
+ rmp->nsessions = ntohl (u->nsessions);
+ rmp->nstaticsessions = ntohl (u->nstaticsessions);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_main_per_thread_data_t *tsm;
+ snat_user_t *u;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ vec_foreach (tsm, sm->per_thread_data)
+ vec_foreach (u, tsm->users)
+ send_nat44_user_details (u, q, mp->context);
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_user_dump ");
+
+ FINISH;
+}
+
+static void
+send_nat44_user_session_details (snat_session_t * s,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ vl_api_nat44_user_session_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base);
+ clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4);
+ clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4);
+ rmp->is_static = s->flags & SNAT_SESSION_FLAG_STATIC_MAPPING ? 1 : 0;
+ rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
+ rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
+ rmp->total_pkts = ntohl (s->total_pkts);
+ rmp->context = context;
+ if (snat_is_unk_proto_session (s))
+ {
+ rmp->outside_port = 0;
+ rmp->inside_port = 0;
+ rmp->protocol = ntohs (s->in2out.port);
+ }
+ else
+ {
+ rmp->outside_port = s->out2in.port;
+ rmp->inside_port = s->in2out.port;
+ rmp->protocol = ntohs (snat_proto_to_ip_proto (s->in2out.protocol));
+ }
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t *
+ mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_main_per_thread_data_t *tsm;
+ snat_session_t *s;
+ clib_bihash_kv_8_8_t key, value;
+ snat_user_key_t ukey;
+ snat_user_t *u;
+ u32 session_index, head_index, elt_index;
+ dlist_elt_t *head, *elt;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ clib_memcpy (&ukey.addr, mp->ip_address, 4);
+ ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
+ key.key = ukey.as_u64;
+ if (!clib_bihash_search_8_8 (&sm->worker_by_in, &key, &value))
+ tsm = vec_elt_at_index (sm->per_thread_data, value.value);
+ else
+ tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
+ if (clib_bihash_search_8_8 (&sm->user_hash, &key, &value))
+ return;
+ u = pool_elt_at_index (tsm->users, value.value);
+ if (!u->nsessions && !u->nstaticsessions)
+ return;
+
+ head_index = u->sessions_per_user_list_head_index;
+ head = pool_elt_at_index (tsm->list_pool, head_index);
+ elt_index = head->next;
+ elt = pool_elt_at_index (tsm->list_pool, elt_index);
+ session_index = elt->value;
+ while (session_index != ~0)
+ {
+ s = pool_elt_at_index (tsm->sessions, session_index);
+
+ send_nat44_user_session_details (s, q, mp->context);
+
+ elt_index = elt->next;
+ elt = pool_elt_at_index (tsm->list_pool, elt_index);
+ session_index = elt->value;
+ }
+}
+
+static void *
+vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat44_user_session_dump ");
+ s = format (s, "ip_address %U vrf_id %d\n",
+ format_ip4_address, mp->ip_address,
+ clib_net_to_host_u32 (mp->vrf_id));
+
+ FINISH;
+}
+
+/*******************************/
+/*** Deterministic NAT (CGN) ***/
+/*******************************/
+
+static void
+vl_api_nat_det_add_del_map_t_handler (vl_api_nat_det_add_del_map_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_add_del_map_reply_t *rmp;
+ int rv = 0;
+ ip4_address_t in_addr, out_addr;
+
+ if (!mp->is_nat44)
+ {
+ rv = VNET_API_ERROR_UNIMPLEMENTED;
+ goto send_reply;
+ }
+
+ clib_memcpy (&in_addr, mp->in_addr, 4);
+ clib_memcpy (&out_addr, mp->out_addr, 4);
+ rv = snat_det_add_map (sm, &in_addr, mp->in_plen, &out_addr,
+ mp->out_plen, mp->is_add);
+
+send_reply:
+ REPLY_MACRO (VL_API_NAT_DET_ADD_DEL_MAP_REPLY);
+}
+
+static void *
+vl_api_nat_det_add_del_map_t_print (vl_api_nat_det_add_del_map_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_add_del_map ");
+ s = format (s, "inside address %U/%d outside address %U/%d\n",
+ format_ip4_address, mp->in_addr, mp->in_plen,
+ format_ip4_address, mp->out_addr, mp->out_plen);
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_forward_t_handler (vl_api_nat_det_forward_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_forward_reply_t *rmp;
+ int rv = 0;
+ u16 lo_port = 0, hi_port = 0;
+ snat_det_map_t *dm;
+ ip4_address_t in_addr, out_addr;
+
+ if (!mp->is_nat44)
+ {
+ out_addr.as_u32 = 0;
+ rv = VNET_API_ERROR_UNIMPLEMENTED;
+ goto send_reply;
+ }
+
+ out_addr.as_u32 = 0;
+ clib_memcpy (&in_addr, mp->in_addr, 4);
+ dm = snat_det_map_by_user (sm, &in_addr);
+ if (!dm)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+
+ snat_det_forward (dm, &in_addr, &out_addr, &lo_port);
+ hi_port = lo_port + dm->ports_per_host - 1;
+
+send_reply:
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_NAT_DET_FORWARD_REPLY,
+ ({
+ rmp->out_port_lo = ntohs (lo_port);
+ rmp->out_port_hi = ntohs (hi_port);
+ clib_memcpy (rmp->out_addr, &out_addr, 4);
+ }))
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_det_forward_t_print (vl_api_nat_det_forward_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_forward");
+ s = format (s, "inside ip address %U\n", format_ip4_address, mp->in_addr);
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_reverse_t_handler (vl_api_nat_det_reverse_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_reverse_reply_t *rmp;
+ int rv = 0;
+ ip4_address_t out_addr, in_addr;
+ snat_det_map_t *dm;
+
+ in_addr.as_u32 = 0;
+ clib_memcpy (&out_addr, mp->out_addr, 4);
+ dm = snat_det_map_by_out (sm, &out_addr);
+ if (!dm)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+
+ snat_det_reverse (dm, &out_addr, htons (mp->out_port), &in_addr);
+
+send_reply:
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_NAT_DET_REVERSE_REPLY,
+ ({
+ rmp->is_nat44 = 1;
+ memset (rmp->in_addr, 0, 16);
+ clib_memcpy (rmp->in_addr, &in_addr, 4);
+ }))
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_det_reverse_t_print (vl_api_nat_det_reverse_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_reverse");
+ s = format (s, "outside ip address %U outside port %d",
+ format_ip4_address, mp->out_addr, ntohs (mp->out_port));
+
+ FINISH;
+}
+
+static void
+sent_nat_det_map_details (snat_det_map_t * m, unix_shared_memory_queue_t * q,
+ u32 context)
+{
+ vl_api_nat_det_map_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT_DET_MAP_DETAILS + sm->msg_id_base);
+ rmp->is_nat44 = 1;
+ clib_memcpy (rmp->in_addr, &m->in_addr, 4);
+ rmp->in_plen = m->in_plen;
+ clib_memcpy (rmp->out_addr, &m->out_addr, 4);
+ rmp->out_plen = m->out_plen;
+ rmp->sharing_ratio = htonl (m->sharing_ratio);
+ rmp->ports_per_host = htons (m->ports_per_host);
+ rmp->ses_num = htonl (m->ses_num);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat_det_map_dump_t_handler (vl_api_nat_det_map_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ snat_det_map_t *m;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ /* *INDENT-OFF* */
+ vec_foreach(m, sm->det_maps)
+ sent_nat_det_map_details(m, q, mp->context);
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_det_map_dump_t_print (vl_api_nat_det_map_dump_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_map_dump ");
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_set_timeouts_t_handler (vl_api_nat_det_set_timeouts_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_set_timeouts_reply_t *rmp;
+ int rv = 0;
+
+ sm->udp_timeout = ntohl (mp->udp);
+ sm->tcp_established_timeout = ntohl (mp->tcp_established);
+ sm->tcp_transitory_timeout = ntohl (mp->tcp_transitory);
+ sm->icmp_timeout = ntohl (mp->icmp);
+
+ REPLY_MACRO (VL_API_NAT_DET_SET_TIMEOUTS_REPLY);
+}
+
+static void *
+vl_api_nat_det_set_timeouts_t_print (vl_api_nat_det_set_timeouts_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_set_timeouts ");
+ s = format (s, "udp %d tcp_established %d tcp_transitory %d icmp %d\n",
+ ntohl (mp->udp),
+ ntohl (mp->tcp_established),
+ ntohl (mp->tcp_transitory), ntohl (mp->icmp));
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_get_timeouts_t_handler (vl_api_nat_det_get_timeouts_t * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_get_timeouts_reply_t *rmp;
+ int rv = 0;
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2 (VL_API_NAT_DET_GET_TIMEOUTS_REPLY,
+ ({
+ rmp->udp = htonl (sm->udp_timeout);
+ rmp->tcp_established = htonl (sm->tcp_established_timeout);
+ rmp->tcp_transitory = htonl (sm->tcp_transitory_timeout);
+ rmp->icmp = htonl (sm->icmp_timeout);
+ }))
+ /* *INDENT-ON* */
+}
+
+static void *
+vl_api_nat_det_get_timeouts_t_print (vl_api_nat_det_get_timeouts_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_get_timeouts");
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_close_session_out_t_handler (vl_api_nat_det_close_session_out_t
+ * mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_close_session_out_reply_t *rmp;
+ ip4_address_t out_addr, ext_addr, in_addr;
+ snat_det_out_key_t key;
+ snat_det_map_t *dm;
+ snat_det_session_t *ses;
+ int rv = 0;
+
+ clib_memcpy (&out_addr, mp->out_addr, 4);
+ clib_memcpy (&ext_addr, mp->ext_addr, 4);
+
+ dm = snat_det_map_by_out (sm, &out_addr);
+ if (!dm)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+ snat_det_reverse (dm, &ext_addr, ntohs (mp->out_port), &in_addr);
+ key.ext_host_addr = ext_addr;
+ key.ext_host_port = mp->ext_port;
+ key.out_port = mp->out_port;
+ ses = snat_det_get_ses_by_out (dm, &in_addr, key.as_u64);
+ if (!ses)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+ snat_det_ses_close (dm, ses);
+
+send_reply:
+ REPLY_MACRO (VL_API_NAT_DET_CLOSE_SESSION_OUT_REPLY);
+}
+
+static void *
+vl_api_nat_det_close_session_out_t_print (vl_api_nat_det_close_session_out_t *
+ mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_close_session_out ");
+ s = format (s, "out_addr %U out_port %d "
+ "ext_addr %U ext_port %d\n",
+ format_ip4_address, mp->out_addr, ntohs (mp->out_port),
+ format_ip4_address, mp->ext_addr, ntohs (mp->ext_port));
+
+ FINISH;
+}
+
+static void
+vl_api_nat_det_close_session_in_t_handler (vl_api_nat_det_close_session_in_t *
+ mp)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat_det_close_session_in_reply_t *rmp;
+ ip4_address_t in_addr, ext_addr;
+ snat_det_out_key_t key;
+ snat_det_map_t *dm;
+ snat_det_session_t *ses;
+ int rv = 0;
+
+ if (!mp->is_nat44)
+ {
+ rv = VNET_API_ERROR_UNIMPLEMENTED;
+ goto send_reply;
+ }
+
+ clib_memcpy (&in_addr, mp->in_addr, 4);
+ clib_memcpy (&ext_addr, mp->ext_addr, 4);
+
+ dm = snat_det_map_by_user (sm, &in_addr);
+ if (!dm)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+ key.ext_host_addr = ext_addr;
+ key.ext_host_port = mp->ext_port;
+ ses = snat_det_find_ses_by_in (dm, &in_addr, mp->in_port, key);
+ if (!ses)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto send_reply;
+ }
+ snat_det_ses_close (dm, ses);
+
+send_reply:
+ REPLY_MACRO (VL_API_NAT_DET_CLOSE_SESSION_OUT_REPLY);
+}
+
+static void *
+vl_api_nat_det_close_session_in_t_print (vl_api_nat_det_close_session_in_t *
+ mp, void *handle)
+{
+ u8 *s;
+ s = format (0, "SCRIPT: nat_det_close_session_in ");
+ s = format (s, "in_addr %U in_port %d ext_addr %U ext_port %d\n",
+ format_ip4_address, mp->in_addr, ntohs (mp->in_port),
+ format_ip4_address, mp->ext_addr, ntohs (mp->ext_port));
+
+ FINISH;
+}
+
+static void
+send_nat_det_session_details (snat_det_session_t * s,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ vl_api_nat_det_session_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_NAT_DET_SESSION_DETAILS + sm->msg_id_base);
+ rmp->in_port = s->in_port;
+ clib_memcpy (rmp->ext_addr, &s->out.ext_host_addr, 4);
+ rmp->ext_port = s->out.ext_host_port;
+ rmp->out_port = s->out.out_port;
+ rmp->state = s->state;
+ rmp->expire = ntohl (s->expire);
+ rmp->context = context;
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_nat_det_session_dump_t_handler (vl_api_nat_det_session_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ snat_main_t *sm = &snat_main;
+ ip4_address_t user_addr;
+ snat_det_map_t *dm;
+ snat_det_session_t *s, empty_ses;
+ u16 i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+ if (!mp->is_nat44)
+ return;
+
+ memset (&empty_ses, 0, sizeof (empty_ses));
+ clib_memcpy (&user_addr, mp->user_addr, 4);
+ dm = snat_det_map_by_user (sm, &user_addr);
+ if (!dm)
+ return;
+
+ s = dm->sessions + snat_det_user_ses_offset (&user_addr, dm->in_plen);
+ for (i = 0; i < SNAT_DET_SES_PER_USER; i++)
+ {
+ if (s->out.as_u64)
+ send_nat_det_session_details (s, q, mp->context);
+ s++;
+ }
+}
+
+static void *
+vl_api_nat_det_session_dump_t_print (vl_api_nat_det_session_dump_t * mp,
+ void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: nat_det_session_dump ");
+ s = format (s, "user_addr %U\n", format_ip4_address, mp->user_addr);
+
+ FINISH;
+}
+
Code Review / vpp.git / commitdiff