X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat_api.c;h=5c6d957a7089349f905d35d90d02b11f0bd14c43;hb=dd1e3e780;hp=0a2141f2a051d06f11e04b83d1ef17999e71c388;hpb=2ba92e32e0197f676dd905e5edcb4ff3e1bec241;p=vpp.git diff --git a/src/plugins/nat/nat_api.c b/src/plugins/nat/nat_api.c index 0a2141f2a05..5c6d957a708 100644 --- a/src/plugins/nat/nat_api.c +++ b/src/plugins/nat/nat_api.c @@ -21,11 +21,21 @@ #include #include #include +#include +#include +#include +#include +#include #include #include -#include + #include #include +#include + +#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 @@ -54,2091 +64,2192 @@ vec_free (s); \ return handle; +/******************************/ +/*** Common NAT plugin APIs ***/ +/******************************/ + static void - vl_api_snat_add_address_range_t_handler - (vl_api_snat_add_address_range_t * mp) +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; - vl_api_snat_add_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 (mp->is_ip4 != 1) - { - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY, + ({ + rmp->vpe_pid = ntohl (getpid ()); + })); + /* *INDENT-ON* */ +} - if (sm->static_mapping_only) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } +static void * +vl_api_nat_control_ping_t_print (vl_api_nat_control_ping_t * mp, void *handle) +{ + u8 *s; - 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]); + s = format (0, "SCRIPT: nat_control_ping "); - count = (end_host_order - start_host_order) + 1; + FINISH; +} - vrf_id = clib_host_to_net_u32 (mp->vrf_id); +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; - if (count > 1024) - clib_warning ("%U - %U, %d addresses...", - format_ip4_address, mp->first_ip_address, - format_ip4_address, mp->last_ip_address, count); + /* *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* */ +} - memcpy (&this_addr.as_u8, mp->first_ip_address, 4); +static void * +vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle) +{ + u8 *s; - for (i = 0; i < count; i++) + 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) { - if (mp->is_add) - snat_add_address (sm, &this_addr, vrf_id); - else - rv = snat_del_address (sm, this_addr, 0); + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; + } - if (rv) - goto send_reply; + mask = clib_net_to_host_u64 (mp->worker_mask); - increment_v4_address (&this_addr); + 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_SNAT_ADD_ADDRESS_RANGE_REPLY); + REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY); } -static void *vl_api_snat_add_address_range_t_print - (vl_api_snat_add_address_range_t * mp, void *handle) +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: snat_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 (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_snat_address_details - (snat_address_t * a, unix_shared_memory_queue_t * q, u32 context) +send_nat_worker_details (u32 worker_index, vl_api_registration_t * reg, + u32 context) { - vl_api_snat_address_details_t *rmp; + 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; + u32 len = vec_len (w->name); - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_SNAT_ADDRESS_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 1; - 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; + if (len) + --len; + + rmp = vl_msg_api_alloc (sizeof (*rmp) + len); + clib_memset (rmp, 0, sizeof (*rmp) + len); + 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); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + if (len) + vl_api_to_api_string (len, (char *) w->name, &rmp->name); + + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_snat_address_dump_t_handler (vl_api_snat_address_dump_t * mp) +vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - snat_address_t *a; + u32 *worker_index; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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_snat_address_details (a, q, mp->context); + vec_foreach (worker_index, sm->workers) + send_nat_worker_details(*worker_index, reg, mp->context); /* *INDENT-ON* */ } -static void *vl_api_snat_address_dump_t_print - (vl_api_snat_address_dump_t * mp, void *handle) +static void * +vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_address_dump "); + s = format (0, "SCRIPT: nat_worker_dump "); FINISH; } static void - vl_api_snat_interface_add_del_feature_t_handler - (vl_api_snat_interface_add_del_feature_t * mp) +vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t * + mp) { snat_main_t *sm = &snat_main; - vl_api_snat_interface_add_del_feature_reply_t *rmp; - u8 is_del = mp->is_add == 0; - u32 sw_if_index = ntohl (mp->sw_if_index); + vl_api_nat_ipfix_enable_disable_reply_t *rmp; 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; + 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_SNAT_INTERFACE_ADD_DEL_FEATURE_REPLY); + REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY); } -static void *vl_api_snat_interface_add_del_feature_t_print - (vl_api_snat_interface_add_del_feature_t * mp, void *handle) +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: snat_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"); + 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 - send_snat_interface_details - (snat_interface_t * i, unix_shared_memory_queue_t * q, u32 context) +vl_api_nat_set_reass_t_handler (vl_api_nat_set_reass_t * mp) { - vl_api_snat_interface_details_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat_set_reass_reply_t *rmp; + int rv = 0; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_SNAT_INTERFACE_DETAILS + sm->msg_id_base); - rmp->sw_if_index = ntohl (i->sw_if_index); - rmp->is_inside = i->is_inside; - rmp->context = context; + 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); +} - vl_msg_api_send_shmem (q, (u8 *) & rmp); +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_snat_interface_dump_t_handler (vl_api_snat_interface_dump_t * mp) +vl_api_nat_get_reass_t_handler (vl_api_nat_get_reass_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; + vl_api_nat_get_reass_reply_t *rmp; + int rv = 0; /* *INDENT-OFF* */ - pool_foreach (i, sm->interfaces, + REPLY_MACRO2 (VL_API_NAT_GET_REASS_REPLY, ({ - send_snat_interface_details(i, q, mp->context); - })); + 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_snat_interface_dump_t_print - (vl_api_snat_interface_dump_t * mp, void *handle) +static void * +vl_api_nat_get_reass_t_print (vl_api_nat_get_reass_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_interface_dump "); + s = format (0, "SCRIPT: nat_get_reass"); FINISH; } -static void - vl_api_snat_interface_add_del_output_feature_t_handler - (vl_api_snat_interface_add_del_output_feature_t * mp) +typedef struct nat_api_walk_ctx_t_ { - snat_main_t *sm = &snat_main; - vl_api_snat_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; + vl_api_registration_t *reg; + u32 context; +} nat_api_walk_ctx_t; - VALIDATE_SW_IF_INDEX (mp); +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; + ip46_address_t ip_address; - rv = snat_interface_add_del_output_feature (sw_if_index, mp->is_inside, - is_del); + rmp = vl_msg_api_alloc (sizeof (*rmp)); + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base); + rmp->context = ctx->context; - BAD_SW_IF_INDEX_LABEL; + clib_memcpy (&ip_address.ip4, &reass->key.src, 4); + ip_address_encode (&ip_address, IP46_TYPE_IP4, &rmp->src_addr); - REPLY_MACRO (VL_API_SNAT_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY); -} + clib_memcpy (&ip_address.ip4, &reass->key.dst, 4); + ip_address_encode (&ip_address, IP46_TYPE_IP4, &rmp->dst_addr); -static void *vl_api_snat_interface_add_del_output_feature_t_print - (vl_api_snat_interface_add_del_output_feature_t * mp, void *handle) -{ - u8 *s; + rmp->proto = reass->key.proto; + rmp->frag_id = ntohl (reass->key.frag_id); + rmp->frag_n = reass->frag_n; - s = format (0, "SCRIPT: snat_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"); + vl_api_send_msg (ctx->reg, (u8 *) rmp); - FINISH; + return 0; } -static void -send_snat_interface_output_feature_details (snat_interface_t * i, - unix_shared_memory_queue_t * q, - u32 context) +static int +nat_ip6_reass_walk_api (nat_reass_ip6_t * reass, void *arg) { - vl_api_snat_interface_output_feature_details_t *rmp; + vl_api_nat_reass_details_t *rmp; snat_main_t *sm = &snat_main; + nat_api_walk_ctx_t *ctx = arg; + ip46_address_t ip_address; rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_SNAT_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; + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base); + rmp->context = ctx->context; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + clib_memcpy (&ip_address.ip6, &reass->key.src, 16); + ip_address_encode (&ip_address, IP46_TYPE_IP6, &rmp->src_addr); + + clib_memcpy (&ip_address.ip6, &reass->key.dst, 16); + ip_address_encode (&ip_address, IP46_TYPE_IP6, &rmp->dst_addr); + + rmp->proto = reass->key.proto; + rmp->frag_id = ntohl (reass->key.frag_id); + rmp->frag_n = reass->frag_n; + + vl_api_send_msg (ctx->reg, (u8 *) rmp); + + return 0; } static void - vl_api_snat_interface_output_feature_dump_t_handler - (vl_api_snat_interface_output_feature_dump_t * mp) +vl_api_nat_reass_dump_t_handler (vl_api_nat_reass_dump_t * mp) { - unix_shared_memory_queue_t *q; - snat_main_t *sm = &snat_main; - snat_interface_t *i; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; - /* *INDENT-OFF* */ - pool_foreach (i, sm->output_feature_interfaces, - ({ - send_snat_interface_output_feature_details(i, q, mp->context); - })); - /* *INDENT-ON* */ + 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_snat_interface_output_feature_dump_t_print - (vl_api_snat_interface_output_feature_dump_t * mp, void *handle) +static void * +vl_api_nat_reass_dump_t_print (vl_api_nat_reass_dump_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_interface_output_feature_dump "); + s = format (0, "SCRIPT: nat_reass_dump"); FINISH; } static void - vl_api_snat_add_static_mapping_t_handler - (vl_api_snat_add_static_mapping_t * mp) +vl_api_nat_set_timeouts_t_handler (vl_api_nat_set_timeouts_t * mp) { snat_main_t *sm = &snat_main; - vl_api_snat_add_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; + vl_api_nat_set_timeouts_reply_t *rmp; int rv = 0; - snat_protocol_t proto; - if (mp->is_ip4 != 1) - { - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } + 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); - 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); + 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_SNAT_ADD_ADDRESS_RANGE_REPLY); + REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY); } -static void *vl_api_snat_add_static_mapping_t_print - (vl_api_snat_add_static_mapping_t * mp, void *handle) +static void * +vl_api_nat_set_timeouts_t_print (vl_api_nat_set_timeouts_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_add_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)); + 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)); - 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_snat_static_mapping_details - (snat_static_mapping_t * m, unix_shared_memory_queue_t * q, u32 context) +vl_api_nat_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp) { - vl_api_snat_static_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat_get_timeouts_reply_t *rmp; + int rv = 0; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_SNAT_STATIC_MAPPING_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 1; - 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); + /* *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 - send_snat_static_map_resolve_details - (snat_static_map_resolve_t * m, unix_shared_memory_queue_t * q, u32 context) +static void * +vl_api_nat_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle) { - vl_api_snat_static_mapping_details_t *rmp; - snat_main_t *sm = &snat_main; + u8 *s; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_SNAT_STATIC_MAPPING_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 1; - 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; + s = format (0, "SCRIPT: nat_get_timeouts"); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + FINISH; } static void - vl_api_snat_static_mapping_dump_t_handler - (vl_api_snat_static_mapping_dump_t * mp) + vl_api_nat_set_addr_and_port_alloc_alg_t_handler + (vl_api_nat_set_addr_and_port_alloc_alg_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; + vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp; + int rv = 0; + u16 port_start, port_end; - /* *INDENT-OFF* */ - pool_foreach (m, sm->static_mappings, - ({ - send_snat_static_mapping_details (m, q, mp->context); - })); - /* *INDENT-ON* */ + if (sm->deterministic) + { + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; + } - for (j = 0; j < vec_len (sm->to_resolve); j++) + switch (mp->alg) { - rp = sm->to_resolve + j; - send_snat_static_map_resolve_details (rp, q, mp->context); + 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_snat_static_mapping_dump_t_print - (vl_api_snat_static_mapping_dump_t * mp, void *handle) +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: snat_static_mapping_dump "); + 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_snat_control_ping_t_handler (vl_api_snat_control_ping_t * mp) + vl_api_nat_get_addr_and_port_alloc_alg_t_handler + (vl_api_nat_get_addr_and_port_alloc_alg_t * mp) { - vl_api_snat_control_ping_reply_t *rmp; 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_SNAT_CONTROL_PING_REPLY, + REPLY_MACRO2 (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY, ({ - rmp->vpe_pid = ntohl (getpid ()); - })); + 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_snat_control_ping_t_print - (vl_api_snat_control_ping_t * mp, void *handle) +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: snat_control_ping "); + s = format (0, "SCRIPT: nat_get_addr_and_port_alloc_alg"); FINISH; } static void -vl_api_snat_show_config_t_handler (vl_api_snat_show_config_t * mp) +vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp) { - vl_api_snat_show_config_reply_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat_set_mss_clamping_reply_t *rmp; int rv = 0; - /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_SNAT_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* */ + 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_snat_show_config_t_print - (vl_api_snat_show_config_t * mp, void *handle) +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: snat_show_config "); + 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_snat_set_workers_t_handler (vl_api_snat_set_workers_t * mp) +vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp) { snat_main_t *sm = &snat_main; - vl_api_snat_set_workers_reply_t *rmp; + vl_api_nat_get_mss_clamping_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_SNAT_SET_WORKERS_REPLY); -} - -static void *vl_api_snat_set_workers_t_print - (vl_api_snat_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: snat_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; - })); + 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* */ - clib_bitmap_free (bitmap); - FINISH; } -static void - send_snat_worker_details - (u32 worker_index, unix_shared_memory_queue_t * q, u32 context) +static void * +vl_api_nat_get_mss_clamping_t_print (vl_api_nat_get_mss_clamping_t * mp, + void *handle) { - vl_api_snat_worker_details_t *rmp; - snat_main_t *sm = &snat_main; - vlib_worker_thread_t *w = - vlib_worker_threads + worker_index + sm->first_worker_index; + u8 *s; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_SNAT_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); + s = format (0, "SCRIPT: nat_get_mss_clamping"); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + FINISH; } static void -vl_api_snat_worker_dump_t_handler (vl_api_snat_worker_dump_t * mp) +vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t * mp) { - unix_shared_memory_queue_t *q; snat_main_t *sm = &snat_main; - u32 *worker_index; + vl_api_nat_ha_set_listener_reply_t *rmp; + ip4_address_t addr; + int rv; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + memcpy (&addr, &mp->ip_address, sizeof (addr)); + rv = + nat_ha_set_listener (&addr, clib_net_to_host_u16 (mp->port), + clib_net_to_host_u32 (mp->path_mtu)); - /* *INDENT-OFF* */ - vec_foreach (worker_index, sm->workers) - send_snat_worker_details(*worker_index, q, mp->context); - /* *INDENT-ON* */ + REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY); } -static void *vl_api_snat_worker_dump_t_print - (vl_api_snat_worker_dump_t * mp, void *handle) +static void * +vl_api_nat_ha_set_listener_t_print (vl_api_nat_ha_set_listener_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_worker_dump "); + s = format (0, "SCRIPT: nat_ha_set_listener "); + s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address); + s = format (s, "port %d ", clib_net_to_host_u16 (mp->port)); + s = format (s, "path_mtu %d", clib_net_to_host_u32 (mp->path_mtu)); FINISH; } static void - vl_api_snat_add_del_interface_addr_t_handler - (vl_api_snat_add_del_interface_addr_t * mp) +vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t * mp) { snat_main_t *sm = &snat_main; - vl_api_snat_add_del_interface_addr_reply_t *rmp; - u8 is_del = mp->is_add == 0; - u32 sw_if_index = ntohl (mp->sw_if_index); + vl_api_nat_ha_get_listener_reply_t *rmp; int rv = 0; + ip4_address_t addr; + u16 port; + u32 path_mtu; - VALIDATE_SW_IF_INDEX (mp); - - rv = snat_add_interface_address (sm, sw_if_index, is_del); - - BAD_SW_IF_INDEX_LABEL; + nat_ha_get_listener (&addr, &port, &path_mtu); - REPLY_MACRO (VL_API_SNAT_ADD_DEL_INTERFACE_ADDR_REPLY); + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_NAT_HA_GET_LISTENER_REPLY, + ({ + clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t)); + rmp->port = clib_host_to_net_u16 (port); + rmp->path_mtu = clib_host_to_net_u32 (path_mtu); + })) + /* *INDENT-ON* */ } -static void *vl_api_snat_add_del_interface_addr_t_print - (vl_api_snat_add_del_interface_addr_t * mp, void *handle) +static void * +vl_api_nat_ha_get_listener_t_print (vl_api_nat_ha_get_listener_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_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"); + s = format (0, "SCRIPT: nat_ha_get_listener"); FINISH; } static void - send_snat_interface_addr_details - (u32 sw_if_index, unix_shared_memory_queue_t * q, u32 context) +vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t * mp) { - vl_api_snat_interface_addr_details_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat_ha_set_failover_reply_t *rmp; + ip4_address_t addr; + int rv; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_SNAT_INTERFACE_ADDR_DETAILS + sm->msg_id_base); - rmp->sw_if_index = ntohl (sw_if_index); - rmp->context = context; + memcpy (&addr, &mp->ip_address, sizeof (addr)); + rv = + nat_ha_set_failover (&addr, clib_net_to_host_u16 (mp->port), + clib_net_to_host_u32 (mp->session_refresh_interval)); + + REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY); +} + +static void * +vl_api_nat_ha_set_failover_t_print (vl_api_nat_ha_set_failover_t * mp, + void *handle) +{ + u8 *s; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + s = format (0, "SCRIPT: nat_ha_set_failover "); + s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address); + s = format (s, "port %d ", clib_net_to_host_u16 (mp->port)); + + FINISH; } static void - vl_api_snat_interface_addr_dump_t_handler - (vl_api_snat_interface_addr_dump_t * mp) +vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t * mp) { - unix_shared_memory_queue_t *q; snat_main_t *sm = &snat_main; - u32 *i; + vl_api_nat_ha_get_failover_reply_t *rmp; + int rv = 0; + ip4_address_t addr; + u16 port; + u32 session_refresh_interval; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + nat_ha_get_failover (&addr, &port, &session_refresh_interval); /* *INDENT-OFF* */ - vec_foreach (i, sm->auto_add_sw_if_indices) - send_snat_interface_addr_details(*i, q, mp->context); + REPLY_MACRO2 (VL_API_NAT_HA_GET_FAILOVER_REPLY, + ({ + clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t)); + rmp->port = clib_host_to_net_u16 (port); + rmp->session_refresh_interval = clib_host_to_net_u32 (session_refresh_interval); + })) /* *INDENT-ON* */ } -static void *vl_api_snat_interface_addr_dump_t_print - (vl_api_snat_interface_addr_dump_t * mp, void *handle) +static void * +vl_api_nat_ha_get_failover_t_print (vl_api_nat_ha_get_failover_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_interface_addr_dump "); + s = format (0, "SCRIPT: nat_ha_get_failover"); FINISH; } static void - vl_api_snat_ipfix_enable_disable_t_handler - (vl_api_snat_ipfix_enable_disable_t * mp) +vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t * mp) { snat_main_t *sm = &snat_main; - vl_api_snat_ipfix_enable_disable_reply_t *rmp; + vl_api_nat_ha_flush_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)); + nat_ha_flush (0); - REPLY_MACRO (VL_API_SNAT_IPFIX_ENABLE_DISABLE_REPLY); + REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY); } -static void *vl_api_snat_ipfix_enable_disable_t_print - (vl_api_snat_ipfix_enable_disable_t * mp, void *handle) +static void * +vl_api_nat_ha_flush_t_print (vl_api_nat_ha_flush_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_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 "); + s = format (0, "SCRIPT: nat_ha_flush "); FINISH; } static void - send_snat_user_details - (snat_user_t * u, unix_shared_memory_queue_t * q, u32 context) +nat_ha_resync_completed_event_cb (u32 client_index, u32 pid, u32 missed_count) { - vl_api_snat_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_SNAT_USER_DETAILS + sm->msg_id_base); + vl_api_registration_t *reg; + vl_api_nat_ha_resync_completed_event_t *mp; - rmp->vrf_id = ntohl (fib->ft_table_id); + reg = vl_api_client_index_to_registration (client_index); + if (!reg) + return; - rmp->is_ip4 = 1; - clib_memcpy (rmp->ip_address, &(u->addr), 4); - rmp->nsessions = ntohl (u->nsessions); - rmp->nstaticsessions = ntohl (u->nstaticsessions); - rmp->context = context; + mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->client_index = client_index; + mp->pid = pid; + mp->missed_count = clib_host_to_net_u32 (missed_count); + mp->_vl_msg_id = + ntohs (VL_API_NAT_HA_RESYNC_COMPLETED_EVENT + sm->msg_id_base); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + vl_api_send_msg (reg, (u8 *) mp); } static void -vl_api_snat_user_dump_t_handler (vl_api_snat_user_dump_t * mp) +vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_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; + vl_api_nat_ha_resync_reply_t *rmp; + int rv; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + rv = + nat_ha_resync (mp->client_index, mp->pid, + mp->want_resync_event ? nat_ha_resync_completed_event_cb : + NULL); - /* *INDENT-OFF* */ - vec_foreach (tsm, sm->per_thread_data) - vec_foreach (u, tsm->users) - send_snat_user_details (u, q, mp->context); - /* *INDENT-ON* */ + REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY); } -static void *vl_api_snat_user_dump_t_print - (vl_api_snat_user_dump_t * mp, void *handle) +static void * +vl_api_nat_ha_resync_t_print (vl_api_nat_ha_resync_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_user_dump "); + s = format (0, "SCRIPT: nat_ha_resync "); + s = + format (s, "want_resync_event %d pid %d", mp->want_resync_event, + clib_host_to_net_u32 (mp->pid)); FINISH; } +/*************/ +/*** NAT44 ***/ +/*************/ static void - send_snat_user_session_details - (snat_session_t * s, unix_shared_memory_queue_t * q, u32 context) + vl_api_nat44_add_del_address_range_t_handler + (vl_api_nat44_add_del_address_range_t * mp) { - vl_api_snat_user_session_details_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_address_range_reply_t *rmp; + ip4_address_t this_addr; + u8 is_add, twice_nat; + u32 start_host_order, end_host_order; + u32 vrf_id; + int i, count; + int rv = 0; + u32 *tmp; - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_SNAT_USER_SESSION_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 1; - 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)) + if (sm->deterministic) { - rmp->outside_port = 0; - rmp->inside_port = 0; - rmp->protocol = ntohs (s->in2out.port); + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; } - else + + if (sm->static_mapping_only) { - rmp->outside_port = s->out2in.port; - rmp->inside_port = s->in2out.port; - rmp->protocol = ntohs (snat_proto_to_ip_proto (s->in2out.protocol)); + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto send_reply; } - vl_msg_api_send_shmem (q, (u8 *) & rmp); -} + is_add = mp->is_add; + twice_nat = mp->flags & NAT_API_IS_TWICE_NAT; -static void - vl_api_snat_user_session_dump_t_handler - (vl_api_snat_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; + 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]); - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; - if (!mp->is_ip4) - return; + count = (end_host_order - start_host_order) + 1; - 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; + vrf_id = clib_host_to_net_u32 (mp->vrf_id); - 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) + 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++) { - s = pool_elt_at_index (tsm->sessions, session_index); + if (is_add) + rv = snat_add_address (sm, &this_addr, vrf_id, twice_nat); + else + rv = snat_del_address (sm, this_addr, 0, twice_nat); - send_snat_user_session_details (s, q, mp->context); + if (rv) + goto send_reply; - elt_index = elt->next; - elt = pool_elt_at_index (tsm->list_pool, elt_index); - session_index = elt->value; + if (sm->out2in_dpo) + nat44_add_del_address_dpo (this_addr, is_add); + + increment_v4_address (&this_addr); } + +send_reply: + REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY); } -static void *vl_api_snat_user_session_dump_t_print - (vl_api_snat_user_session_dump_t * mp, void *handle) +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: snat_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)); - + 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->flags & NAT_API_IS_TWICE_NAT); FINISH; } -/******************************************************************/ -/*** detrministic NAT/CGN (old, will be deprecated after 17.10) ***/ -/******************************************************************/ - static void -vl_api_snat_add_det_map_t_handler (vl_api_snat_add_det_map_t * mp) +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; - vl_api_snat_add_det_map_reply_t *rmp; - int rv = 0; - ip4_address_t in_addr, out_addr; - - 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); - - REPLY_MACRO (VL_API_SNAT_ADD_DET_MAP_REPLY); -} - -static void *vl_api_snat_add_det_map_t_print - (vl_api_snat_add_det_map_t * mp, void *handle) -{ - u8 *s; - s = format (0, "SCRIPT: snat_add_det_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); + rmp = vl_msg_api_alloc (sizeof (*rmp)); + clib_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; + if (twice_nat) + rmp->flags |= NAT_API_IS_TWICE_NAT; + rmp->context = context; - FINISH; + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_snat_det_forward_t_handler (vl_api_snat_det_forward_t * mp) +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; - vl_api_snat_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; + snat_address_t *a; - 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; - } + if (sm->deterministic) + return; - snat_det_forward (dm, &in_addr, &out_addr, &lo_port); - hi_port = lo_port + dm->ports_per_host - 1; + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; -send_reply: /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_SNAT_DET_FORWARD_REPLY, - ({ - rmp->out_port_lo = ntohs (lo_port); - rmp->out_port_hi = ntohs (hi_port); - rmp->is_ip4 = 1; - memset (rmp->out_addr, 0, 16); - clib_memcpy (rmp->out_addr, &out_addr, 4); - })) + 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_snat_det_forward_t_print - (vl_api_snat_det_forward_t * mp, void *handle) +static void * +vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: smat_det_forward_t"); - s = format (s, "inside ip address %U\n", format_ip4_address, mp->in_addr); + s = format (0, "SCRIPT: nat44_address_dump "); FINISH; } static void -vl_api_snat_det_reverse_t_handler (vl_api_snat_det_reverse_t * mp) + 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_snat_det_reverse_reply_t *rmp; + vl_api_nat44_interface_add_del_feature_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); + u8 is_del; 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; - } + is_del = !mp->is_add; - snat_det_reverse (dm, &out_addr, htons (mp->out_port), &in_addr); + VALIDATE_SW_IF_INDEX (mp); -send_reply: - /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_SNAT_DET_REVERSE_REPLY, - ({ - rmp->is_ip4 = 1; - memset (rmp->in_addr, 0, 16); - clib_memcpy (rmp->in_addr, &in_addr, 4); - })) - /* *INDENT-ON* */ + rv = + snat_interface_add_del (sw_if_index, mp->flags & NAT_API_IS_INSIDE, + is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY); } -static void *vl_api_snat_det_reverse_t_print - (vl_api_snat_det_reverse_t * mp, void *handle) +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: smat_det_reverse_t"); - s = format (s, "outside ip address %U outside port %d", - format_ip4_address, mp->out_addr, ntohs (mp->out_port)); + 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->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } static void - sent_snat_det_map_details - (snat_det_map_t * m, unix_shared_memory_queue_t * q, u32 context) +send_nat44_interface_details (snat_interface_t * i, + vl_api_registration_t * reg, u32 context) { - vl_api_snat_det_map_details_t *rmp; + 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_SNAT_DET_MAP_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 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); + clib_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); + + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; + if (nat_interface_is_outside (i)) + rmp->flags |= NAT_API_IS_OUTSIDE; + rmp->context = context; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_snat_det_map_dump_t_handler (vl_api_snat_det_map_dump_t * mp) +vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - snat_det_map_t *m; + snat_interface_t *i; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; /* *INDENT-OFF* */ - vec_foreach(m, sm->det_maps) - sent_snat_det_map_details(m, q, mp->context); + pool_foreach (i, sm->interfaces, + ({ + send_nat44_interface_details(i, reg, mp->context); + })); /* *INDENT-ON* */ } -static void *vl_api_snat_det_map_dump_t_print - (vl_api_snat_det_map_dump_t * mp, void *handle) +static void * +vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_det_map_dump "); + s = format (0, "SCRIPT: nat44_interface_dump "); FINISH; } static void -vl_api_snat_det_set_timeouts_t_handler (vl_api_snat_det_set_timeouts_t * mp) + 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_snat_det_set_timeouts_reply_t *rmp; + vl_api_nat44_interface_add_del_output_feature_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); 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); + 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->flags & NAT_API_IS_INSIDE, + !mp->is_add); - REPLY_MACRO (VL_API_SNAT_DET_SET_TIMEOUTS_REPLY); + BAD_SW_IF_INDEX_LABEL; +send_reply: + REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY); } -static void *vl_api_snat_det_set_timeouts_t_print - (vl_api_snat_det_set_timeouts_t * mp, void *handle) +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: snat_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)); + 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->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } static void -vl_api_snat_det_get_timeouts_t_handler (vl_api_snat_det_get_timeouts_t * mp) +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; - vl_api_snat_det_get_timeouts_reply_t *rmp; - int rv = 0; + + 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 (nat_interface_is_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; + + if (sm->deterministic) + return; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_SNAT_DET_GET_TIMEOUTS_REPLY, + pool_foreach (i, sm->output_feature_interfaces, ({ - 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); - })) + send_nat44_interface_output_feature_details(i, reg, mp->context); + })); /* *INDENT-ON* */ } -static void *vl_api_snat_det_get_timeouts_t_print - (vl_api_snat_det_get_timeouts_t * mp, void *handle) +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: snat_det_get_timeouts"); + s = format (0, "SCRIPT: nat44_interface_output_feature_dump "); FINISH; } static void - vl_api_snat_det_close_session_out_t_handler - (vl_api_snat_det_close_session_out_t * mp) + 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_snat_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; + 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; + u32 len = 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) + if (sm->deterministic) { - rv = VNET_API_ERROR_NO_SUCH_ENTRY; + rv = VNET_API_ERROR_UNSUPPORTED; 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) + + memcpy (&local_addr.as_u8, mp->local_ip_address, 4); + memcpy (&external_addr.as_u8, mp->external_ip_address, 4); + + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) { - rv = VNET_API_ERROR_NO_SUCH_ENTRY; - goto send_reply; + local_port = clib_net_to_host_u16 (mp->local_port); + external_port = clib_net_to_host_u16 (mp->external_port); } - snat_det_ses_close (dm, ses); + + 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->flags & NAT_API_IS_TWICE_NAT) + twice_nat = TWICE_NAT; + else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT) + twice_nat = TWICE_NAT_SELF; + + len = vl_api_string_len (&mp->tag); + + tag = vec_new (u8, len); + memcpy (tag, mp->tag.buf, len); + vec_terminate_c_string (tag); + + rv = snat_add_static_mapping (local_addr, external_addr, local_port, + external_port, vrf_id, + mp->flags & NAT_API_IS_ADDR_ONLY, + external_sw_if_index, proto, + mp->is_add, twice_nat, + mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0); + vec_free (tag); send_reply: - REPLY_MACRO (VL_API_SNAT_DET_CLOSE_SESSION_OUT_REPLY); + REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY); } -static void *vl_api_snat_det_close_session_out_t_print - (vl_api_snat_det_close_session_out_t * mp, void *handle) +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: snat_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)); + 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->flags & NAT_API_IS_ADDR_ONLY)) + 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->flags & NAT_API_IS_TWICE_NAT, + mp->flags & NAT_API_IS_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 - vl_api_snat_det_close_session_in_t_handler - (vl_api_snat_det_close_session_in_t * mp) +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; - vl_api_snat_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; + u32 len = sizeof (*rmp); - 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) + if (m->tag) { - rv = VNET_API_ERROR_NO_SUCH_ENTRY; - goto send_reply; + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); } - 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) + else { - rv = VNET_API_ERROR_NO_SUCH_ENTRY; - goto send_reply; + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); } - snat_det_ses_close (dm, ses); -send_reply: - REPLY_MACRO (VL_API_SNAT_DET_CLOSE_SESSION_OUT_REPLY); -} + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); -static void *vl_api_snat_det_close_session_in_t_print - (vl_api_snat_det_close_session_in_t * mp, void *handle) -{ - u8 *s; - s = format (0, "SCRIPT: snat_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)); + 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; - FINISH; + if (m->twice_nat == TWICE_NAT) + rmp->flags |= NAT_API_IS_TWICE_NAT; + else if (m->twice_nat == TWICE_NAT_SELF) + rmp->flags |= NAT_API_IS_SELF_TWICE_NAT; + + if (is_out2in_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_OUT2IN_ONLY; + + if (is_addr_only_static_mapping (m)) + { + rmp->flags |= NAT_API_IS_ADDR_ONLY; + } + else + { + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->external_port = htons (m->external_port); + rmp->local_port = htons (m->local_port); + } + + vl_api_send_msg (reg, (u8 *) rmp); } static void - send_snat_det_session_details - (snat_det_session_t * s, unix_shared_memory_queue_t * q, u32 context) +send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m, + vl_api_registration_t * reg, + u32 context) { - vl_api_snat_det_session_details_t *rmp; + vl_api_nat44_static_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + u32 len = sizeof (*rmp); - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_SNAT_DET_SESSION_DETAILS + sm->msg_id_base); - rmp->is_ip4 = 1; - 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); + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } + + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); + 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; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + if (m->twice_nat) + rmp->flags |= NAT_API_IS_TWICE_NAT; + + if (m->addr_only) + { + rmp->flags |= NAT_API_IS_ADDR_ONLY; + } + else + { + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->external_port = htons (m->e_port); + rmp->local_port = htons (m->l_port); + } + + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_snat_det_session_dump_t_handler (vl_api_snat_det_session_dump_t * mp) +vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t + * mp) { - unix_shared_memory_queue_t *q; + 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; + 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; - if (!mp->is_ip4) + if (sm->deterministic) 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) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; - s = dm->sessions + snat_det_user_ses_offset (&user_addr, dm->in_plen); - for (i = 0; i < SNAT_DET_SES_PER_USER; i++) + /* *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++) { - if (s->out.as_u64) - send_snat_det_session_details (s, q, mp->context); - s++; + rp = sm->to_resolve + j; + if (!rp->identity_nat) + send_nat44_static_map_resolve_details (rp, reg, mp->context); } } -static void *vl_api_snat_det_session_dump_t_print - (vl_api_snat_det_session_dump_t * mp, void *handle) +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: snat_det_session_dump "); - s = format (s, "user_addr %U\n", format_ip4_address, mp->user_addr); + s = format (0, "SCRIPT: nat44_static_mapping_dump "); FINISH; } -/******************************/ -/*** Common NAT plugin APIs ***/ -/******************************/ - static void -vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t * mp) + vl_api_nat44_add_del_identity_mapping_t_handler + (vl_api_nat44_add_del_identity_mapping_t * mp) { - vl_api_nat_control_ping_reply_t *rmp; 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; + u32 len = 0; - /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY, - ({ - rmp->vpe_pid = ntohl (getpid ()); - })); - /* *INDENT-ON* */ + if (sm->deterministic) + { + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; + } + + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) + { + 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); + + len = vl_api_string_len (&mp->tag); + + tag = vec_new (u8, len); + memcpy (tag, mp->tag.buf, len); + vec_terminate_c_string (tag); + + rv = + snat_add_static_mapping (addr, addr, port, port, vrf_id, + mp->flags & NAT_API_IS_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_nat_control_ping_t_print (vl_api_nat_control_ping_t * mp, void *handle) +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: nat_control_ping "); + 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->flags & NAT_API_IS_ADDR_ONLY)) + 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 -vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t * mp) +send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index, + vl_api_registration_t * reg, u32 context) { - vl_api_nat_show_config_reply_t *rmp; + vl_api_nat44_identity_mapping_details_t *rmp; snat_main_t *sm = &snat_main; - int rv = 0; + nat44_lb_addr_port_t *local = pool_elt_at_index (m->locals, index); + u32 len = sizeof (*rmp); - /* *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* */ -} + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } -static void * -vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle) -{ - u8 *s; + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base); - s = format (0, "SCRIPT: nat_show_config "); + if (is_addr_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_ADDR_ONLY; - FINISH; + clib_memcpy (rmp->ip_address, &(m->local_addr), 4); + rmp->port = htons (m->local_port); + rmp->sw_if_index = ~0; + rmp->vrf_id = htonl (local->vrf_id); + rmp->protocol = snat_proto_to_ip_proto (m->proto); + rmp->context = context; + + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp) +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; - vl_api_snat_set_workers_reply_t *rmp; - int rv = 0; - uword *bitmap = 0; - u64 mask = clib_net_to_host_u64 (mp->worker_mask); + u32 len = sizeof (*rmp); - if (sm->num_workers < 2) + if (m->tag) { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); } - bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask)); - rv = snat_set_workers (bitmap); - clib_bitmap_free (bitmap); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base); -send_reply: - REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY); + if (m->addr_only) + rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_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; + + vl_api_send_msg (reg, (u8 *) rmp); } -static void * -vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle) +static void + vl_api_nat44_identity_mapping_dump_t_handler + (vl_api_nat44_identity_mapping_dump_t * mp) { - 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; + vl_api_registration_t *reg; 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); -} + snat_static_mapping_t *m; + snat_static_map_resolve_t *rp; + int j; -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; + if (sm->deterministic) + return; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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, q, mp->context); + pool_foreach (m, sm->static_mappings, + ({ + if (is_identity_static_mapping(m) && !is_lb_static_mapping (m)) + { + pool_foreach_index (j, m->locals, + ({ + send_nat44_identity_mapping_details (m, j, 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); + 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_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t * - mp, void *handle) +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: 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 "); + s = format (0, "SCRIPT: nat44_identity_mapping_dump "); FINISH; } -/*************/ -/*** NAT44 ***/ -/*************/ static void - vl_api_nat44_add_del_address_range_t_handler - (vl_api_nat44_add_del_address_range_t * mp) + 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_address_range_reply_t *rmp; - ip4_address_t this_addr; - u32 start_host_order, end_host_order; - u32 vrf_id; - int i, count; + vl_api_nat44_add_del_interface_addr_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; - u32 *tmp; + u8 is_del; - if (sm->static_mapping_only) + if (sm->deterministic) { - rv = VNET_API_ERROR_FEATURE_DISABLED; + rv = VNET_API_ERROR_UNSUPPORTED; 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); + is_del = !mp->is_add; - if (rv) - goto send_reply; + VALIDATE_SW_IF_INDEX (mp); - increment_v4_address (&this_addr); - } + rv = snat_add_interface_address (sm, sw_if_index, is_del, + mp->flags & NAT_API_IS_TWICE_NAT); + BAD_SW_IF_INDEX_LABEL; send_reply: - REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY); + REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY); } -static void *vl_api_nat44_add_del_address_range_t_print - (vl_api_nat44_add_del_address_range_t * mp, void *handle) +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_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 (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->flags & NAT_API_IS_TWICE_NAT, mp->is_add ? "" : "del"); + FINISH; } static void -send_nat44_address_details (snat_address_t * a, - unix_shared_memory_queue_t * q, u32 context) +send_nat44_interface_addr_details (u32 sw_if_index, + vl_api_registration_t * reg, u32 context, + u8 twice_nat) { - vl_api_nat44_address_details_t *rmp; + 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_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; + clib_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); + + if (twice_nat) + rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_TWICE_NAT; rmp->context = context; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + 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_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t + * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - snat_address_t *a; + u32 *i; + + if (sm->deterministic) + return; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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, q, mp->context); + 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_address_dump_t_print (vl_api_nat44_address_dump_t * mp, - void *handle) +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_address_dump "); + s = format (0, "SCRIPT: nat44_interface_addr_dump "); FINISH; } static void - vl_api_nat44_interface_add_del_feature_t_handler - (vl_api_nat44_interface_add_del_feature_t * mp) +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; - 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"); + ip4_main_t *im = &ip4_main; - FINISH; -} + rmp = vl_msg_api_alloc (sizeof (*rmp)); + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base); -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; + 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); + } - 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; + 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); + 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_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - snat_interface_t *i; + snat_main_per_thread_data_t *tsm; + snat_user_t *u; + + if (sm->deterministic) + return; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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, q, mp->context); - })); + 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_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp, - void *handle) +vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: nat44_interface_dump "); + s = format (0, "SCRIPT: nat44_user_dump "); FINISH; } static void - vl_api_nat44_interface_add_del_output_feature_t_handler - (vl_api_nat44_interface_add_del_output_feature_t * mp) +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; - 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); -} + rmp = vl_msg_api_alloc (sizeof (*rmp)); + clib_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); -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; + if (snat_is_session_static (s)) + rmp->flags |= NAT_API_IS_STATIC; - 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"); + if (is_twice_nat_session (s)) + rmp->flags |= NAT_API_IS_TWICE_NAT; - FINISH; -} + if (is_ed_session (s) || is_fwd_bypass_session (s)) + rmp->flags |= NAT_API_IS_EXT_HOST_VALID; -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->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; - rmp->is_inside = i->is_inside; + 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_msg_api_send_shmem (q, (u8 *) & rmp); + 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_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t * + mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - snat_interface_t *i; + 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; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + if (sm->deterministic) return; - /* *INDENT-OFF* */ - pool_foreach (i, sm->output_feature_interfaces, - ({ - send_nat44_interface_output_feature_details(i, q, mp->context); - })); - /* *INDENT-ON* */ + 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_interface_output_feature_dump_t_print - (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle) +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_interface_output_feature_dump "); + 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, + u32 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]; + clib_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_static_mapping_t_handler - (vl_api_nat44_add_del_static_mapping_t * mp) + 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_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; + 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; + vl_api_string_t *sp; + u8 *tag = 0; + u32 len = 0; - 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) + if (!sm->endpoint_dependent) { - local_port = clib_net_to_host_u16 (mp->local_port); - external_port = clib_net_to_host_u16 (mp->external_port); + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; } - vrf_id = clib_net_to_host_u32 (mp->vrf_id); - external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index); + + locals = + unformat_nat44_lb_addr_port (mp->locals, + clib_net_to_host_u32 (mp->local_num)); + clib_memcpy (&e_addr, mp->external_addr, 4); 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); + if (mp->flags & NAT_API_IS_TWICE_NAT) + twice_nat = TWICE_NAT; + else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT) + twice_nat = TWICE_NAT_SELF; - REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY); + sp = (void *) &mp->locals + + sizeof (vl_api_nat44_lb_addr_port_t) * + clib_net_to_host_u32 (mp->local_num); + + len = vl_api_string_len (sp); + + tag = vec_new (u8, len); + memcpy (tag, sp->buf, len); + 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->flags & NAT_API_IS_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_static_mapping_t_print - (vl_api_nat44_add_del_static_mapping_t * mp, void *handle) +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_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)); + 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->flags & NAT_API_IS_TWICE_NAT, + mp->flags & NAT_API_IS_OUT2IN_ONLY); - 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_lb_static_mapping_add_del_local_t_handler + (vl_api_nat44_lb_static_mapping_add_del_local_t * mp) { - vl_api_nat44_static_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat44_lb_static_mapping_add_del_local_reply_t *rmp; + int rv = 0; + ip4_address_t e_addr, l_addr; + snat_protocol_t proto; - 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; + if (!sm->endpoint_dependent) + { + rv = VNET_API_ERROR_UNSUPPORTED; + goto send_reply; + } - vl_msg_api_send_shmem (q, (u8 *) & rmp); + clib_memcpy (&e_addr, mp->external_addr, 4); + clib_memcpy (&l_addr, mp->local.addr, 4); + proto = ip_proto_to_snat_proto (mp->protocol); + + rv = + nat44_lb_static_mapping_add_del_local (e_addr, + clib_net_to_host_u16 + (mp->external_port), l_addr, + clib_net_to_host_u16 (mp-> + local.port), + proto, + clib_net_to_host_u32 (mp-> + local.vrf_id), + mp->local.probability, mp->is_add); + +send_reply: + REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY); +} + +static void *vl_api_nat44_lb_static_mapping_add_del_local_t_print + (vl_api_nat44_lb_static_mapping_add_del_local_t * mp, void *handle) +{ + u8 *s; + + s = format (0, "SCRIPT: nat44_lb_static_mapping_add_del_local "); + s = format (s, "is_add %d", mp->is_add); + + FINISH; } static void -send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m, - unix_shared_memory_queue_t * q, - u32 context) +send_nat44_lb_static_mapping_details (snat_static_mapping_t * m, + vl_api_registration_t * reg, + u32 context) { - vl_api_nat44_static_mapping_details_t *rmp; + 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; + vl_api_string_t *sp; + u32 local_num = 0; + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += pool_elts (m->locals) * + sizeof (nat44_lb_addr_port_t) + vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + + sp = (void *) &m->locals + + sizeof (vl_api_nat44_lb_addr_port_t) * pool_elts (m->locals); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, sp); + } + else + { + len += pool_elts (m->locals) * sizeof (nat44_lb_addr_port_t); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - 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); + 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; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + if (m->twice_nat == TWICE_NAT) + rmp->flags |= NAT_API_IS_TWICE_NAT; + else if (m->twice_nat == TWICE_NAT_SELF) + rmp->flags |= NAT_API_IS_SELF_TWICE_NAT; + if (is_out2in_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_OUT2IN_ONLY; + + locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals; + /* *INDENT-OFF* */ + pool_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++; + local_num++; + })); + /* *INDENT-ON* */ + rmp->local_num = ntohl (local_num); + + 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_nat44_lb_static_mapping_dump_t_handler + (vl_api_nat44_lb_static_mapping_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; 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) + 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, ({ - send_nat44_static_mapping_details (m, q, mp->context); + if (is_lb_static_mapping(m)) + send_nat44_lb_static_mapping_details (m, reg, 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) +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_static_mapping_dump "); + s = format (0, "SCRIPT: nat44_lb_static_mapping_dump "); FINISH; } static void - vl_api_nat44_add_del_interface_addr_t_handler - (vl_api_nat44_add_del_interface_addr_t * mp) +vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_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); + vl_api_nat44_del_session_reply_t *rmp; + ip4_address_t addr, eh_addr; + u16 port, eh_port; + u32 vrf_id; int rv = 0; + u8 is_in; + snat_protocol_t proto; - VALIDATE_SW_IF_INDEX (mp); + 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); - rv = snat_add_interface_address (sm, sw_if_index, is_del); + is_in = mp->flags & NAT_API_IS_INSIDE; - BAD_SW_IF_INDEX_LABEL; + if (mp->flags & NAT_API_IS_EXT_HOST_VALID) + rv = + nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol, + vrf_id, is_in); + else + rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in); - REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY); +send_reply: + REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY); } -static void *vl_api_nat44_add_del_interface_addr_t_print - (vl_api_nat44_add_del_interface_addr_t * mp, void *handle) +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_interface_addr "); - s = format (s, "sw_if_index %d %s", - clib_host_to_net_u32 (mp->sw_if_index), - mp->is_add ? "" : "del"); + 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->flags & NAT_API_IS_INSIDE); + if (mp->flags & NAT_API_IS_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 -send_nat44_interface_addr_details (u32 sw_if_index, - unix_shared_memory_queue_t * q, - u32 context) + vl_api_nat44_forwarding_enable_disable_t_handler + (vl_api_nat44_forwarding_enable_disable_t * mp) { - vl_api_nat44_interface_addr_details_t *rmp; 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; - 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; + 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, 0); + 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; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + s = format (0, "SCRIPT: nat44_forwarding_enable_disable "); + s = format (s, "enable %d", mp->enable != 0); + + FINISH; } static void -vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t - * mp) + vl_api_nat44_forwarding_is_enabled_t_handler + (vl_api_nat44_forwarding_is_enabled_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; snat_main_t *sm = &snat_main; - u32 *i; + vl_api_nat44_forwarding_is_enabled_reply_t *rmp; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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, q, mp->context); - /* *INDENT-ON* */ + 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); } -static void * -vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t * - mp, void *handle) +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_interface_addr_dump "); + s = format (0, "SCRIPT: nat44_forwarding_is_enabled "); 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) ***/ -/*******************************/ + +/*******************************/ +/*** Deterministic NAT (CGN) ***/ +/*******************************/ static void vl_api_nat_det_add_del_map_t_handler (vl_api_nat_det_add_del_map_t * mp) @@ -2148,9 +2259,9 @@ vl_api_nat_det_add_del_map_t_handler (vl_api_nat_det_add_del_map_t * mp) int rv = 0; ip4_address_t in_addr, out_addr; - if (!mp->is_nat44) + if (!sm->deterministic) { - rv = VNET_API_ERROR_UNIMPLEMENTED; + rv = VNET_API_ERROR_UNSUPPORTED; goto send_reply; } @@ -2187,11 +2298,11 @@ vl_api_nat_det_forward_t_handler (vl_api_nat_det_forward_t * mp) snat_det_map_t *dm; ip4_address_t in_addr, out_addr; - if (!mp->is_nat44) + if (!sm->deterministic) { - out_addr.as_u32 = 0; - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; + rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_DET_FORWARD_REPLY); + return; } out_addr.as_u32 = 0; @@ -2237,6 +2348,13 @@ vl_api_nat_det_reverse_t_handler (vl_api_nat_det_reverse_t * mp) 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); @@ -2252,8 +2370,6 @@ 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* */ @@ -2272,16 +2388,15 @@ vl_api_nat_det_reverse_t_print (vl_api_nat_det_reverse_t * mp, void *handle) } static void -sent_nat_det_map_details (snat_det_map_t * m, unix_shared_memory_queue_t * q, +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)); + clib_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); @@ -2291,23 +2406,26 @@ sent_nat_det_map_details (snat_det_map_t * m, unix_shared_memory_queue_t * q, rmp->ses_num = htonl (m->ses_num); rmp->context = context; - vl_msg_api_send_shmem (q, (u8 *) & rmp); + 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) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; 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) + 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, q, mp->context); + sent_nat_det_map_details(m, reg, mp->context); /* *INDENT-ON* */ } @@ -2321,65 +2439,6 @@ vl_api_nat_det_map_dump_t_print (vl_api_nat_det_map_dump_t * mp, void *handle) 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) @@ -2392,6 +2451,12 @@ vl_api_nat_det_close_session_out_t_handler (vl_api_nat_det_close_session_out_t 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); @@ -2444,711 +2509,1036 @@ vl_api_nat_det_close_session_in_t_handler (vl_api_nat_det_close_session_in_t * snat_det_session_t *ses; int rv = 0; - if (!mp->is_nat44) - { - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } + if (!sm->deterministic) + { + rv = VNET_API_ERROR_UNSUPPORTED; + 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)); + clib_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; + + clib_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 (0, &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)); + clib_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->flags & NAT_API_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->flags & NAT_API_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)); + clib_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); + + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; + if (nat_interface_is_outside (i)) + rmp->flags |= NAT_API_IS_OUTSIDE; + + 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)); + clib_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; + if (bibe->is_static) + rmp->flags |= NAT_API_IS_STATIC; + rmp->ses_num = ntohl (bibe->ses_num); + + vl_api_send_msg (ctx->reg, (u8 *) rmp); + + return 0; +} - clib_memcpy (&in_addr, mp->in_addr, 4); - clib_memcpy (&ext_addr, mp->ext_addr, 4); +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; - 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); + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; -send_reply: - REPLY_MACRO (VL_API_NAT_DET_CLOSE_SESSION_OUT_REPLY); + 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_nat_det_close_session_in_t_print (vl_api_nat_det_close_session_in_t * - mp, void *handle) +vl_api_nat64_bib_dump_t_print (vl_api_nat64_bib_dump_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)); + + s = format (0, "SCRIPT: snat_bib_dump protocol %d", mp->proto); FINISH; } -static void -send_nat_det_session_details (snat_det_session_t * s, - unix_shared_memory_queue_t * q, u32 context) +static int +nat64_api_st_walk (nat64_db_st_entry_t * ste, void *arg) { - vl_api_nat_det_session_details_t *rmp; + 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_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; + clib_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); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + return 0; } static void -vl_api_nat_det_session_dump_t_handler (vl_api_nat_det_session_dump_t * mp) +vl_api_nat64_st_dump_t_handler (vl_api_nat64_st_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; + vl_api_registration_t *reg; + nat64_main_t *nm = &nat64_main; + nat64_db_t *db; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; - if (!mp->is_nat44) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) 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; + nat64_api_walk_ctx_t ctx = { + .reg = reg, + .context = mp->context, + }; - s = dm->sessions + snat_det_user_ses_offset (&user_addr, dm->in_plen); - for (i = 0; i < SNAT_DET_SES_PER_USER; i++) + /* *INDENT-OFF* */ + vec_foreach (db, nm->db) { - if (s->out.as_u64) - send_nat_det_session_details (s, q, mp->context); - s++; + ctx.db = db; + nat64_db_st_walk (db, mp->proto, nat64_api_st_walk, &ctx); } + /* *INDENT-ON* */ } static void * -vl_api_nat_det_session_dump_t_print (vl_api_nat_det_session_dump_t * mp, - void *handle) +vl_api_nat64_st_dump_t_print (vl_api_nat64_st_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); + s = format (0, "SCRIPT: snat_st_dump protocol %d", mp->proto); 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_prefix_t_handler (vl_api_nat64_add_del_prefix_t * mp) { - vl_api_nat64_add_del_pool_addr_range_reply_t *rmp; + vl_api_nat64_add_del_prefix_reply_t *rmp; snat_main_t *sm = &snat_main; - nat64_main_t *nm = &nat64_main; + ip6_address_t prefix; int rv = 0; - ip4_address_t this_addr; - u32 start_host_order, end_host_order; - u32 vrf_id; - int i, count; - u32 *tmp; - - if (nm->is_disabled) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } - - 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); - } + memcpy (&prefix.as_u8, mp->prefix.prefix, 16); -send_reply: - REPLY_MACRO (VL_API_NAT64_ADD_DEL_POOL_ADDR_RANGE_REPLY); + 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_pool_addr_range_t_print - (vl_api_nat64_add_del_pool_addr_range_t * mp, void *handle) +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_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, + s = format (0, "SCRIPT: nat64_add_del_prefix %U/%u vrf_id %u %s\n", + format_ip6_address, mp->prefix.prefix, mp->prefix.len, ntohl (mp->vrf_id), mp->is_add ? "" : "del"); FINISH; } -typedef struct nat64_api_walk_ctx_t_ -{ - unix_shared_memory_queue_t *q; - u32 context; -} nat64_api_walk_ctx_t; - static int -nat64_api_pool_walk (snat_address_t * a, void *arg) +nat64_api_prefix_walk (nat64_prefix_t * p, void *arg) { - vl_api_nat64_pool_addr_details_t *rmp; + 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_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; + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_NAT64_PREFIX_DETAILS + sm->msg_id_base); + clib_memcpy (rmp->prefix.prefix, &(p->prefix), 16); + rmp->prefix.len = p->plen; + rmp->vrf_id = ntohl (p->vrf_id); rmp->context = ctx->context; - vl_msg_api_send_shmem (ctx->q, (u8 *) & rmp); + 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_nat64_prefix_dump_t_handler (vl_api_nat64_prefix_dump_t * mp) { - unix_shared_memory_queue_t *q; - nat64_main_t *nm = &nat64_main; - - if (nm->is_disabled) - return; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; nat64_api_walk_ctx_t ctx = { - .q = q, + .reg = reg, .context = mp->context, }; - nat64_pool_addr_walk (nat64_api_pool_walk, &ctx); + nat64_prefix_walk (nat64_api_prefix_walk, &ctx); } static void * -vl_api_nat64_pool_addr_dump_t_print (vl_api_nat64_pool_addr_dump_t * mp, - void *handle) +vl_api_nat64_prefix_dump_t_print (vl_api_nat64_prefix_dump_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: nat64_pool_addr_dump\n"); + s = format (0, "SCRIPT: nat64_prefix_dump\n"); FINISH; } static void -vl_api_nat64_add_del_interface_t_handler (vl_api_nat64_add_del_interface_t * - mp) + vl_api_nat64_add_del_interface_addr_t_handler + (vl_api_nat64_add_del_interface_addr_t * mp) { snat_main_t *sm = &snat_main; - nat64_main_t *nm = &nat64_main; - vl_api_nat64_add_del_interface_reply_t *rmp; + vl_api_nat64_add_del_interface_addr_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; - if (nm->is_disabled) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } - VALIDATE_SW_IF_INDEX (mp); - rv = - nat64_add_del_interface (ntohl (mp->sw_if_index), mp->is_inside, - mp->is_add); + rv = nat64_add_interface_address (sw_if_index, mp->is_add); BAD_SW_IF_INDEX_LABEL; -send_reply: - REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_REPLY); + REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_ADDR_REPLY); } -static void * -vl_api_nat64_add_del_interface_t_print (vl_api_nat64_add_del_interface_t * mp, - void *handle) +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 "); - s = format (s, "sw_if_index %d %s %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_inside ? "in" : "out", mp->is_add ? "" : "del"); + 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 int -nat64_api_interface_walk (snat_interface_t * i, void *arg) +static void +vl_api_dslite_set_b4_addr_t_handler (vl_api_dslite_set_b4_addr_t * mp) { - vl_api_nat64_interface_details_t *rmp; + vl_api_dslite_set_b4_addr_reply_t *rmp; snat_main_t *sm = &snat_main; - nat64_api_walk_ctx_t *ctx = arg; + dslite_main_t *dm = &dslite_main; + int rv = 0; + ip6_address_t ip6_addr; + ip4_address_t ip4_addr; - 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 = i->is_inside; - rmp->context = ctx->context; + memcpy (&ip6_addr.as_u8, mp->ip6_addr, 16); + memcpy (&ip4_addr.as_u8, mp->ip4_addr, 4); - vl_msg_api_send_shmem (ctx->q, (u8 *) & rmp); + rv = dslite_set_b4_ip6_addr (dm, &ip6_addr); + if (rv == 0) + rv = dslite_set_b4_ip4_addr (dm, &ip4_addr); - return 0; + REPLY_MACRO (VL_API_DSLITE_SET_B4_ADDR_REPLY); } -static void -vl_api_nat64_interface_dump_t_handler (vl_api_nat64_interface_dump_t * mp) +static void * +vl_api_dslite_set_b4_addr_t_print (vl_api_dslite_set_b4_addr_t * mp, + void *handle) { - unix_shared_memory_queue_t *q; - nat64_main_t *nm = &nat64_main; + u8 *s; - if (nm->is_disabled) - return; + 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); - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + FINISH; +} - nat64_api_walk_ctx_t ctx = { - .q = q, - .context = mp->context, - }; +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; - nat64_interfaces_walk (nat64_api_interface_walk, &ctx); + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_DSLITE_GET_B4_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_nat64_interface_dump_t_print (vl_api_nat64_interface_dump_t * mp, - void *handle) +vl_api_dslite_get_b4_addr_t_print (vl_api_dslite_get_b4_addr_t * mp, + void *handle) { u8 *s; - s = format (0, "SCRIPT: snat_interface_dump "); + s = format (0, "SCRIPT: dslite_get_b4_addr"); FINISH; } static void - vl_api_nat64_add_del_static_bib_t_handler - (vl_api_nat64_add_del_static_bib_t * mp) + 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; - nat64_main_t *nm = &nat64_main; - vl_api_nat64_add_del_static_bib_reply_t *rmp; - ip6_address_t in_addr; - ip4_address_t out_addr; + 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; - if (nm->is_disabled) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } - - 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); - -send_reply: - REPLY_MACRO (VL_API_NAT64_ADD_DEL_STATIC_BIB_REPLY); -} + 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]); -static void *vl_api_nat64_add_del_static_bib_t_print - (vl_api_nat64_add_del_static_bib_t * mp, void *handle) -{ - u8 *s; + count = (end_host_order - start_host_order) + 1; + memcpy (&this_addr.as_u8, mp->start_addr, 4); - 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); + for (i = 0; i < count; i++) + { + if ((rv = dslite_add_del_pool_addr (dm, &this_addr, mp->is_add))) + goto send_reply; - if (mp->vrf_id != ~0) - s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id)); + increment_v4_address (&this_addr); + } - FINISH; +send_reply: + REPLY_MACRO (VL_API_DSLITE_ADD_DEL_POOL_ADDR_RANGE_REPLY); } -static int -nat64_api_bib_walk (nat64_db_bib_entry_t * bibe, void *arg) +static void +send_dslite_address_details (snat_address_t * ap, + vl_api_registration_t * reg, u32 context) { - vl_api_nat64_bib_details_t *rmp; + vl_api_dslite_address_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_msg_api_send_shmem (ctx->q, (u8 *) & rmp); + clib_memset (rmp, 0, sizeof (*rmp)); - return 0; + 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_nat64_bib_dump_t_handler (vl_api_nat64_bib_dump_t * mp) +vl_api_dslite_address_dump_t_handler (vl_api_dslite_address_dump_t * mp) { - unix_shared_memory_queue_t *q; - nat64_main_t *nm = &nat64_main; + vl_api_registration_t *reg; + dslite_main_t *dm = &dslite_main; + snat_address_t *ap; - if (nm->is_disabled) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + /* *INDENT-OFF* */ + vec_foreach (ap, dm->addr_pool) + { + send_dslite_address_details (ap, reg, mp->context); + } + /* *INDENT-ON* */ +} - nat64_api_walk_ctx_t ctx = { - .q = q, - .context = mp->context, - }; +static void * +vl_api_dslite_address_dump_t_print (vl_api_dslite_address_dump_t * mp, + void *handle) +{ + u8 *s; - nat64_db_bib_walk (&nm->db, mp->proto, nat64_api_bib_walk, &ctx); + s = format (0, "SCRIPT: dslite_address_dump "); + + FINISH; } -static void * -vl_api_nat64_bib_dump_t_print (vl_api_nat64_bib_dump_t * mp, void *handle) +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: snat_bib_dump protocol %d", mp->proto); + 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_nat64_set_timeouts_t_handler (vl_api_nat64_set_timeouts_t * mp) +vl_api_nat66_add_del_interface_t_handler (vl_api_nat66_add_del_interface_t * + mp) { snat_main_t *sm = &snat_main; - nat64_main_t *nm = &nat64_main; - vl_api_nat64_set_timeouts_reply_t *rmp; + vl_api_nat66_add_del_interface_reply_t *rmp; int rv = 0; - if (nm->is_disabled) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } + VALIDATE_SW_IF_INDEX (mp); - 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_trans), ntohl (mp->tcp_est), - ntohl (mp->tcp_incoming_syn)); + nat66_interface_add_del (ntohl (mp->sw_if_index), + mp->flags & NAT_API_IS_INSIDE, mp->is_add); -send_reply: - REPLY_MACRO (VL_API_NAT64_SET_TIMEOUTS_REPLY); + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_NAT66_ADD_DEL_INTERFACE_REPLY); } -static void *vl_api_nat64_set_timeouts_t_print - (vl_api_nat64_set_timeouts_t * mp, void *handle) +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: nat64_set_timeouts "); - s = - format (s, - "udp %d icmp %d, tcp_trans %d, tcp_est %d, tcp_incoming_syn %d\n", - ntohl (mp->udp), ntohl (mp->icmp), ntohl (mp->tcp_trans), - ntohl (mp->tcp_est), ntohl (mp->tcp_incoming_syn)); + 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->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } static void -vl_api_nat64_get_timeouts_t_handler (vl_api_nat64_get_timeouts_t * mp) + vl_api_nat66_add_del_static_mapping_t_handler + (vl_api_nat66_add_del_static_mapping_t * mp) { snat_main_t *sm = &snat_main; - nat64_main_t *nm = &nat64_main; - vl_api_nat64_get_timeouts_reply_t *rmp; + vl_api_nat66_add_del_static_mapping_reply_t *rmp; + ip6_address_t l_addr, e_addr; int rv = 0; - if (nm->is_disabled) - return; + memcpy (&l_addr.as_u8, mp->local_ip_address, 16); + memcpy (&e_addr.as_u8, mp->external_ip_address, 16); - /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_NAT64_GET_TIMEOUTS_REPLY, - ({ - rmp->udp = htonl (nat64_get_udp_timeout()); - rmp->icmp = htonl (nat64_get_icmp_timeout()); - rmp->tcp_trans = htonl (nat64_get_tcp_trans_timeout()); - rmp->tcp_est = htonl (nat64_get_tcp_est_timeout()); - rmp->tcp_incoming_syn = htonl (nat64_get_tcp_incoming_syn_timeout()); - })) - /* *INDENT-ON* */ + 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_nat64_get_timeouts_t_print - (vl_api_nat64_get_timeouts_t * mp, void *handle) +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: nat64_get_timeouts"); + 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_ +{ + vl_api_registration_t *rp; + u32 context; +} nat66_api_walk_ctx_t; + static int -nat64_api_st_walk (nat64_db_st_entry_t * ste, void *arg) +nat66_api_interface_walk (snat_interface_t * i, void *arg) { - vl_api_nat64_st_details_t *rmp; + vl_api_nat66_interface_details_t *rmp; snat_main_t *sm = &snat_main; - nat64_api_walk_ctx_t *ctx = arg; - nat64_main_t *nm = &nat64_main; - nat64_db_bib_entry_t *bibe; - fib_table_t *fib; - - bibe = nat64_db_bib_entry_by_index (&nm->db, ste->proto, ste->bibe_index); - if (!bibe) - return -1; - - fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6); - if (!fib) - return -1; + 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_NAT64_ST_DETAILS + sm->msg_id_base); + clib_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); + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; 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_msg_api_send_shmem (ctx->q, (u8 *) & rmp); + vl_api_send_msg (ctx->rp, (u8 *) rmp); return 0; } static void -vl_api_nat64_st_dump_t_handler (vl_api_nat64_st_dump_t * mp) +vl_api_nat66_interface_dump_t_handler (vl_api_nat66_interface_dump_t * mp) { - unix_shared_memory_queue_t *q; - nat64_main_t *nm = &nat64_main; - - if (nm->is_disabled) - return; + vl_api_registration_t *rp; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + rp = vl_api_client_index_to_registration (mp->client_index); + if (rp == 0) return; - nat64_api_walk_ctx_t ctx = { - .q = q, + nat66_api_walk_ctx_t ctx = { + .rp = rp, .context = mp->context, }; - nat64_db_st_walk (&nm->db, mp->proto, nat64_api_st_walk, &ctx); -} - -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; - nat64_main_t *nm = &nat64_main; - ip6_address_t prefix; - int rv = 0; - - if (nm->is_disabled) - { - rv = VNET_API_ERROR_FEATURE_DISABLED; - goto send_reply; - } - - 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); -send_reply: - REPLY_MACRO (VL_API_NAT64_ADD_DEL_PREFIX_REPLY); + nat66_interfaces_walk (nat66_api_interface_walk, &ctx); } static void * -vl_api_nat64_add_del_prefix_t_print (vl_api_nat64_add_del_prefix_t * mp, +vl_api_nat66_interface_dump_t_print (vl_api_nat66_interface_dump_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"); + s = format (0, "SCRIPT: nat66_interface_dump "); FINISH; } static int -nat64_api_prefix_walk (nat64_prefix_t * p, void *arg) +nat66_api_static_mapping_walk (nat66_static_mapping_t * m, void *arg) { - vl_api_nat64_prefix_details_t *rmp; + vl_api_nat66_static_mapping_details_t *rmp; + nat66_main_t *nm = &nat66_main; snat_main_t *sm = &snat_main; - nat64_api_walk_ctx_t *ctx = arg; + 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_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); + clib_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); + vl_api_send_msg (ctx->rp, (u8 *) rmp); return 0; } static void -vl_api_nat64_prefix_dump_t_handler (vl_api_nat64_prefix_dump_t * mp) +vl_api_nat66_static_mapping_dump_t_handler (vl_api_nat66_static_mapping_dump_t + * mp) { - unix_shared_memory_queue_t *q; - nat64_main_t *nm = &nat64_main; - - if (nm->is_disabled) - return; + vl_api_registration_t *rp; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + rp = vl_api_client_index_to_registration (mp->client_index); + if (rp == 0) return; - nat64_api_walk_ctx_t ctx = { - .q = q, + nat66_api_walk_ctx_t ctx = { + .rp = rp, .context = mp->context, }; - nat64_prefix_walk (nat64_api_prefix_walk, &ctx); + nat66_static_mappings_walk (nat66_api_static_mapping_walk, &ctx); } static void * -vl_api_nat64_prefix_dump_t_print (vl_api_nat64_prefix_dump_t * mp, - void *handle) +vl_api_nat66_static_mapping_dump_t_print (vl_api_nat66_static_mapping_dump_t * + mp, void *handle) { u8 *s; - s = format (0, "SCRIPT: nat64_prefix_dump\n"); + s = format (0, "SCRIPT: nat66_static_mapping_dump "); FINISH; } + /* List of message types that this plugin understands */ #define foreach_snat_plugin_api_msg \ -_(SNAT_ADD_ADDRESS_RANGE, snat_add_address_range) \ -_(SNAT_INTERFACE_ADD_DEL_FEATURE, snat_interface_add_del_feature) \ -_(SNAT_ADD_STATIC_MAPPING, snat_add_static_mapping) \ -_(SNAT_CONTROL_PING, snat_control_ping) \ -_(SNAT_STATIC_MAPPING_DUMP, snat_static_mapping_dump) \ -_(SNAT_SHOW_CONFIG, snat_show_config) \ -_(SNAT_ADDRESS_DUMP, snat_address_dump) \ -_(SNAT_INTERFACE_DUMP, snat_interface_dump) \ -_(SNAT_SET_WORKERS, snat_set_workers) \ -_(SNAT_WORKER_DUMP, snat_worker_dump) \ -_(SNAT_ADD_DEL_INTERFACE_ADDR, snat_add_del_interface_addr) \ -_(SNAT_INTERFACE_ADDR_DUMP, snat_interface_addr_dump) \ -_(SNAT_IPFIX_ENABLE_DISABLE, snat_ipfix_enable_disable) \ -_(SNAT_USER_DUMP, snat_user_dump) \ -_(SNAT_USER_SESSION_DUMP, snat_user_session_dump) \ -_(SNAT_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \ - snat_interface_add_del_output_feature) \ -_(SNAT_INTERFACE_OUTPUT_FEATURE_DUMP, \ - snat_interface_output_feature_dump) \ -_(SNAT_ADD_DET_MAP, snat_add_det_map) \ -_(SNAT_DET_FORWARD, snat_det_forward) \ -_(SNAT_DET_REVERSE, snat_det_reverse) \ -_(SNAT_DET_MAP_DUMP, snat_det_map_dump) \ -_(SNAT_DET_SET_TIMEOUTS, snat_det_set_timeouts) \ -_(SNAT_DET_GET_TIMEOUTS, snat_det_get_timeouts) \ -_(SNAT_DET_CLOSE_SESSION_OUT, snat_det_close_session_out) \ -_(SNAT_DET_CLOSE_SESSION_IN, snat_det_close_session_in) \ -_(SNAT_DET_SESSION_DUMP, snat_det_session_dump) \ _(NAT_CONTROL_PING, nat_control_ping) \ _(NAT_SHOW_CONFIG, nat_show_config) \ _(NAT_SET_WORKERS, nat_set_workers) \ _(NAT_WORKER_DUMP, nat_worker_dump) \ _(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \ +_(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) \ +_(NAT_HA_SET_LISTENER, nat_ha_set_listener) \ +_(NAT_HA_SET_FAILOVER, nat_ha_set_failover) \ +_(NAT_HA_GET_LISTENER, nat_ha_get_listener) \ +_(NAT_HA_GET_FAILOVER, nat_ha_get_failover) \ +_(NAT_HA_FLUSH, nat_ha_flush) \ +_(NAT_HA_RESYNC, nat_ha_resync) \ _(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) \ @@ -3159,12 +3549,17 @@ _(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_ADD_DEL_LOCAL, \ + nat44_lb_static_mapping_add_del_local) \ +_(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_SET_TIMEOUTS, nat_det_set_timeouts) \ -_(NAT_DET_GET_TIMEOUTS, nat_det_get_timeouts) \ _(NAT_DET_CLOSE_SESSION_OUT, nat_det_close_session_out) \ _(NAT_DET_CLOSE_SESSION_IN, nat_det_close_session_in) \ _(NAT_DET_SESSION_DUMP, nat_det_session_dump) \ @@ -3174,11 +3569,20 @@ _(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_SET_TIMEOUTS, nat64_set_timeouts) \ -_(NAT64_GET_TIMEOUTS, nat64_get_timeouts) \ _(NAT64_ST_DUMP, nat64_st_dump) \ _(NAT64_ADD_DEL_PREFIX, nat64_add_del_prefix) \ -_(NAT64_PREFIX_DUMP, nat64_prefix_dump) +_(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 * @@ -3228,7 +3632,7 @@ snat_api_init (vlib_main_t * vm, snat_main_t * sm) u8 *name; clib_error_t *error = 0; - name = format (0, "snat_%08x%c", api_version, 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 =