diff options
Diffstat (limited to 'src/plugins/nat/nat44-ed/nat44_ed_api.c')
| -rw-r--r-- | src/plugins/nat/nat44-ed/nat44_ed_api.c | 916 |
1 files changed, 470 insertions, 446 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_api.c b/src/plugins/nat/nat44-ed/nat44_ed_api.c index ea812da9633..c6c505e0daf 100644 --- a/src/plugins/nat/nat44-ed/nat44_ed_api.c +++ b/src/plugins/nat/nat44-ed/nat44_ed_api.c @@ -34,104 +34,66 @@ #define REPLY_MSG_ID_BASE sm->msg_id_base #include <vlibapi/api_helper_macros.h> +/* New API calls */ + static void -vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t * mp) +vl_api_nat44_ed_plugin_enable_disable_t_handler ( + vl_api_nat44_ed_plugin_enable_disable_t *mp) { - vl_api_nat_control_ping_reply_t *rmp; snat_main_t *sm = &snat_main; + nat44_config_t c = { 0 }; + vl_api_nat44_ed_plugin_enable_disable_reply_t *rmp; int rv = 0; - REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY, - ({ - rmp->vpe_pid = ntohl (getpid ()); - })); -} + if (mp->enable) + { + c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY; + c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING; -static void -vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t * mp) -{ - vl_api_nat_show_config_reply_t *rmp; - snat_main_t *sm = &snat_main; - int rv = 0; + c.inside_vrf = ntohl (mp->inside_vrf); + c.outside_vrf = ntohl (mp->outside_vrf); - REPLY_MACRO2_ZERO (VL_API_NAT_SHOW_CONFIG_REPLY, - ({ - rmp->translation_buckets = htonl (sm->translation_buckets); - rmp->user_buckets = 0; - rmp->max_translations_per_user = 0; - rmp->outside_vrf_id = htonl (sm->outside_vrf_id); - rmp->inside_vrf_id = htonl (sm->inside_vrf_id); - rmp->static_mapping_only = sm->static_mapping_only; - rmp->static_mapping_connection_tracking = - sm->static_mapping_connection_tracking; - rmp->endpoint_dependent = 1; - rmp->out2in_dpo = 0; - })); + c.sessions = ntohl (mp->sessions); + + rv = nat44_plugin_enable (c); + } + else + { + rv = nat44_plugin_disable (); + } + + REPLY_MACRO (VL_API_NAT44_ED_PLUGIN_ENABLE_DISABLE_REPLY); } static void -vl_api_nat_show_config_2_t_handler (vl_api_nat_show_config_2_t * mp) +vl_api_nat44_ed_set_fq_options_t_handler (vl_api_nat44_ed_set_fq_options_t *mp) { - vl_api_nat_show_config_2_reply_t *rmp; snat_main_t *sm = &snat_main; + vl_api_nat44_ed_set_fq_options_reply_t *rmp; int rv = 0; - - REPLY_MACRO2_ZERO (VL_API_NAT_SHOW_CONFIG_2_REPLY, - ({ - rmp->translation_buckets = htonl (sm->translation_buckets); - rmp->user_buckets = 0; - rmp->max_translations_per_user = 0; - rmp->outside_vrf_id = htonl (sm->outside_vrf_id); - rmp->inside_vrf_id = htonl (sm->inside_vrf_id); - rmp->static_mapping_only = sm->static_mapping_only; - rmp->static_mapping_connection_tracking = - sm->static_mapping_connection_tracking; - rmp->endpoint_dependent = 1; - rmp->out2in_dpo = 0; - rmp->max_translations_per_thread = - clib_net_to_host_u32 (sm->max_translations_per_thread); - rmp->max_users_per_thread = 0; - })); + u32 frame_queue_nelts = ntohl (mp->frame_queue_nelts); + rv = nat44_ed_set_frame_queue_nelts (frame_queue_nelts); + REPLY_MACRO (VL_API_NAT44_ED_SET_FQ_OPTIONS_REPLY); } static void -vl_api_nat44_show_running_config_t_handler (vl_api_nat44_show_running_config_t - * mp) +vl_api_nat44_ed_show_fq_options_t_handler ( + vl_api_nat44_ed_show_fq_options_t *mp) { - vl_api_nat44_show_running_config_reply_t *rmp; snat_main_t *sm = &snat_main; - nat44_config_t *rc = &sm->rconfig; + vl_api_nat44_ed_show_fq_options_reply_t *rmp; int rv = 0; - - REPLY_MACRO2_ZERO (VL_API_NAT44_SHOW_RUNNING_CONFIG_REPLY, + /* clang-format off */ + REPLY_MACRO2_ZERO (VL_API_NAT44_ED_SHOW_FQ_OPTIONS_REPLY, ({ - rmp->inside_vrf = htonl (rc->inside_vrf); - rmp->outside_vrf = htonl (rc->outside_vrf); - - rmp->sessions = htonl (rc->sessions); - rmp->translation_buckets = htonl (sm->translation_buckets); - - // OBSOLETE - rmp->users = 0; - rmp->user_buckets = 0; - rmp->user_sessions = 0; - - rmp->timeouts.udp = htonl (sm->timeouts.udp); - rmp->timeouts.tcp_established = htonl (sm->timeouts.tcp.established); - rmp->timeouts.tcp_transitory = htonl (sm->timeouts.tcp.transitory); - rmp->timeouts.icmp = htonl (sm->timeouts.icmp); - - rmp->forwarding_enabled = sm->forwarding_enabled == 1; - // consider how to split functionality between subplugins - rmp->ipfix_logging_enabled = nat_ipfix_logging_enabled (); - rmp->flags |= NAT44_IS_ENDPOINT_DEPENDENT; - if (rc->static_mapping_only) - rmp->flags |= NAT44_IS_STATIC_MAPPING_ONLY; - if (rc->connection_tracking) - rmp->flags |= NAT44_IS_CONNECTION_TRACKING; + rmp->frame_queue_nelts = htonl (sm->frame_queue_nelts); })); + /* clang-format on */ } +/* Old API calls hold back because of deprecation + * nat44_ed replacement should be used */ + static void vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp) { @@ -195,15 +157,6 @@ vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp) } static void -vl_api_nat44_session_cleanup_t_handler (vl_api_nat44_session_cleanup_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_session_cleanup_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT44_SESSION_CLEANUP_REPLY); -} - -static void vl_api_nat44_set_session_limit_t_handler (vl_api_nat44_set_session_limit_t * mp) { @@ -233,43 +186,6 @@ vl_api_nat_set_log_level_t_handler (vl_api_nat_set_log_level_t * mp) } static void - vl_api_nat44_plugin_enable_disable_t_handler - (vl_api_nat44_plugin_enable_disable_t * mp) -{ - snat_main_t *sm = &snat_main; - nat44_config_t c = { 0 }; - vl_api_nat44_plugin_enable_disable_reply_t *rmp; - int rv = 0; - - if (mp->enable) - { - if (mp->flags & NAT44_API_IS_OUT2IN_DPO || mp->users || - mp->user_sessions) - { - rv = VNET_API_ERROR_UNSUPPORTED; - } - else - { - c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY; - c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING; - - c.inside_vrf = ntohl (mp->inside_vrf); - c.outside_vrf = ntohl (mp->outside_vrf); - - c.sessions = ntohl (mp->sessions); - - rv = nat44_plugin_enable (c); - } - } - else - { - rv = nat44_plugin_disable (); - } - - REPLY_MACRO (VL_API_NAT44_PLUGIN_ENABLE_DISABLE_REPLY); -} - -static void vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t * mp) { @@ -317,26 +233,6 @@ vl_api_nat_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp) } static void - vl_api_nat_set_addr_and_port_alloc_alg_t_handler - (vl_api_nat_set_addr_and_port_alloc_alg_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY); -} - -static void - vl_api_nat_get_addr_and_port_alloc_alg_t_handler - (vl_api_nat_get_addr_and_port_alloc_alg_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY); -} - -static void vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp) { snat_main_t *sm = &snat_main; @@ -366,69 +262,6 @@ vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp) } static void -vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_set_listener_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY); -} - -static void -vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_get_listener_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_GET_LISTENER_REPLY); -} - -static void -vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_set_failover_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY); -} - -static void -vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_get_failover_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_GET_FAILOVER_REPLY); -} - -static void -vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_flush_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY); -} - -static void -vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat_ha_resync_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY); -} - -static void -vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_del_user_reply_t *rmp; - int rv = VNET_API_ERROR_UNSUPPORTED; - REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY); -} - -static void vl_api_nat44_add_del_address_range_t_handler (vl_api_nat44_add_del_address_range_t * mp) { @@ -1044,6 +877,438 @@ vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t } } +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 = ap->port; + lb_addr_port.probability = ap->probability; + lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id); + vec_add1 (lb_addr_port_pairs, lb_addr_port); + } + + return lb_addr_port_pairs; +} + +static void +vl_api_nat44_add_del_lb_static_mapping_t_handler ( + vl_api_nat44_add_del_lb_static_mapping_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp; + twice_nat_type_t twice_nat = TWICE_NAT_DISABLED; + int rv = 0; + nat44_lb_addr_port_t *locals = 0; + ip4_address_t e_addr; + nat_protocol_t proto; + u8 *tag = 0; + + 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_nat_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; + mp->tag[sizeof (mp->tag) - 1] = 0; + tag = format (0, "%s", mp->tag); + vec_terminate_c_string (tag); + + rv = nat44_add_del_lb_static_mapping ( + e_addr, 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); + REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY); +} + +static void +vl_api_nat44_lb_static_mapping_add_del_local_t_handler ( + vl_api_nat44_lb_static_mapping_add_del_local_t *mp) +{ + 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; + nat_protocol_t proto; + + clib_memcpy (&e_addr, mp->external_addr, 4); + clib_memcpy (&l_addr, mp->local.addr, 4); + proto = ip_proto_to_nat_proto (mp->protocol); + + rv = nat44_lb_static_mapping_add_del_local ( + e_addr, mp->external_port, l_addr, mp->local.port, proto, + clib_net_to_host_u32 (mp->local.vrf_id), mp->local.probability, + mp->is_add); + + REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY); +} + +static void +send_nat44_lb_static_mapping_details (snat_static_mapping_t *m, + vl_api_registration_t *reg, u32 context) +{ + vl_api_nat44_lb_static_mapping_details_t *rmp; + snat_main_t *sm = &snat_main; + nat44_lb_addr_port_t *ap; + vl_api_nat44_lb_addr_port_t *locals; + u32 local_num = 0; + + rmp = vl_msg_api_alloc ( + sizeof (*rmp) + (pool_elts (m->locals) * sizeof (nat44_lb_addr_port_t))); + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base); + + clib_memcpy (rmp->external_addr, &(m->external_addr), 4); + rmp->external_port = m->external_port; + rmp->protocol = nat_proto_to_ip_proto (m->proto); + rmp->context = context; + + 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 (m->tag) + strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); + + locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals; + pool_foreach (ap, m->locals) + { + clib_memcpy (locals->addr, &(ap->addr), 4); + locals->port = ap->port; + locals->probability = ap->probability; + locals->vrf_id = ntohl (ap->vrf_id); + locals++; + local_num++; + } + rmp->local_num = ntohl (local_num); + + vl_api_send_msg (reg, (u8 *) rmp); +} + +static void +vl_api_nat44_lb_static_mapping_dump_t_handler ( + vl_api_nat44_lb_static_mapping_dump_t *mp) +{ + vl_api_registration_t *reg; + snat_main_t *sm = &snat_main; + snat_static_mapping_t *m; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + pool_foreach (m, sm->static_mappings) + { + if (is_lb_static_mapping (m)) + send_nat44_lb_static_mapping_details (m, reg, mp->context); + } +} + +static void +vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_del_session_reply_t *rmp; + ip4_address_t addr, eh_addr; + u16 port, eh_port; + u32 vrf_id; + int rv = 0; + u8 is_in; + + memcpy (&addr.as_u8, mp->address, 4); + port = mp->port; + vrf_id = clib_net_to_host_u32 (mp->vrf_id); + memcpy (&eh_addr.as_u8, mp->ext_host_address, 4); + eh_port = mp->ext_host_port; + + is_in = mp->flags & NAT_API_IS_INSIDE; + + rv = nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol, + vrf_id, is_in); + + REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY); +} + +static void +vl_api_nat44_forwarding_enable_disable_t_handler ( + vl_api_nat44_forwarding_enable_disable_t *mp) +{ + vl_api_nat44_forwarding_enable_disable_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + nat44_ed_forwarding_enable_disable (mp->enable); + REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY); +} + +static void +vl_api_nat44_forwarding_is_enabled_t_handler ( + vl_api_nat44_forwarding_is_enabled_t *mp) +{ + vl_api_registration_t *reg; + snat_main_t *sm = &snat_main; + vl_api_nat44_forwarding_is_enabled_reply_t *rmp; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + clib_memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = + ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base); + rmp->context = mp->context; + + rmp->enabled = sm->forwarding_enabled; + + vl_api_send_msg (reg, (u8 *) rmp); +} + +/* Obsolete calls hold back because of deprecation + * should not be used */ + +static void +vl_api_nat_set_addr_and_port_alloc_alg_t_handler ( + vl_api_nat_set_addr_and_port_alloc_alg_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY); +} + +static void +vl_api_nat_get_addr_and_port_alloc_alg_t_handler ( + vl_api_nat_get_addr_and_port_alloc_alg_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY); +} + +static void +vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_set_listener_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY); +} + +static void +vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_get_listener_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_GET_LISTENER_REPLY); +} + +static void +vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_set_failover_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY); +} + +static void +vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_get_failover_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_GET_FAILOVER_REPLY); +} + +static void +vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_flush_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY); +} + +static void +vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat_ha_resync_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY); +} + +static void +vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_del_user_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY); +} + +static void +vl_api_nat44_session_cleanup_t_handler (vl_api_nat44_session_cleanup_t *mp) +{ + snat_main_t *sm = &snat_main; + vl_api_nat44_session_cleanup_reply_t *rmp; + int rv = VNET_API_ERROR_UNSUPPORTED; + REPLY_MACRO (VL_API_NAT44_SESSION_CLEANUP_REPLY); +} + +static void +vl_api_nat44_plugin_enable_disable_t_handler ( + vl_api_nat44_plugin_enable_disable_t *mp) +{ + snat_main_t *sm = &snat_main; + nat44_config_t c = { 0 }; + vl_api_nat44_plugin_enable_disable_reply_t *rmp; + int rv = 0; + + if (mp->enable) + { + if (!(mp->flags & NAT44_API_IS_ENDPOINT_DEPENDENT) || + (mp->flags & NAT44_API_IS_OUT2IN_DPO) || mp->users || + mp->user_sessions) + { + rv = VNET_API_ERROR_UNSUPPORTED; + } + else + { + c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY; + c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING; + + c.inside_vrf = ntohl (mp->inside_vrf); + c.outside_vrf = ntohl (mp->outside_vrf); + + c.sessions = ntohl (mp->sessions); + + rv = nat44_plugin_enable (c); + } + } + else + { + rv = nat44_plugin_disable (); + } + + REPLY_MACRO (VL_API_NAT44_PLUGIN_ENABLE_DISABLE_REPLY); +} + +static void +vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t *mp) +{ + vl_api_nat_control_ping_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + + REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY, + ({ rmp->vpe_pid = ntohl (getpid ()); })); +} + +static void +vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t *mp) +{ + vl_api_nat_show_config_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + + REPLY_MACRO2_ZERO (VL_API_NAT_SHOW_CONFIG_REPLY, ({ + rmp->translation_buckets = + htonl (sm->translation_buckets); + rmp->user_buckets = 0; + rmp->max_translations_per_user = 0; + rmp->outside_vrf_id = htonl (sm->outside_vrf_id); + rmp->inside_vrf_id = htonl (sm->inside_vrf_id); + rmp->static_mapping_only = sm->static_mapping_only; + rmp->static_mapping_connection_tracking = + sm->static_mapping_connection_tracking; + rmp->endpoint_dependent = 1; + rmp->out2in_dpo = 0; + })); +} + +static void +vl_api_nat_show_config_2_t_handler (vl_api_nat_show_config_2_t *mp) +{ + vl_api_nat_show_config_2_reply_t *rmp; + snat_main_t *sm = &snat_main; + int rv = 0; + + REPLY_MACRO2_ZERO ( + VL_API_NAT_SHOW_CONFIG_2_REPLY, ({ + rmp->translation_buckets = htonl (sm->translation_buckets); + rmp->user_buckets = 0; + rmp->max_translations_per_user = 0; + rmp->outside_vrf_id = htonl (sm->outside_vrf_id); + rmp->inside_vrf_id = htonl (sm->inside_vrf_id); + rmp->static_mapping_only = sm->static_mapping_only; + rmp->static_mapping_connection_tracking = + sm->static_mapping_connection_tracking; + rmp->endpoint_dependent = 1; + rmp->out2in_dpo = 0; + rmp->max_translations_per_thread = + clib_net_to_host_u32 (sm->max_translations_per_thread); + rmp->max_users_per_thread = 0; + })); +} + +static void +vl_api_nat44_show_running_config_t_handler ( + vl_api_nat44_show_running_config_t *mp) +{ + vl_api_nat44_show_running_config_reply_t *rmp; + snat_main_t *sm = &snat_main; + nat44_config_t *rc = &sm->rconfig; + int rv = 0; + + REPLY_MACRO2_ZERO ( + VL_API_NAT44_SHOW_RUNNING_CONFIG_REPLY, ({ + rmp->inside_vrf = htonl (rc->inside_vrf); + rmp->outside_vrf = htonl (rc->outside_vrf); + + rmp->sessions = htonl (rc->sessions); + rmp->translation_buckets = htonl (sm->translation_buckets); + + // OBSOLETE + rmp->users = 0; + rmp->user_buckets = 0; + rmp->user_sessions = 0; + + rmp->timeouts.udp = htonl (sm->timeouts.udp); + rmp->timeouts.tcp_established = htonl (sm->timeouts.tcp.established); + rmp->timeouts.tcp_transitory = htonl (sm->timeouts.tcp.transitory); + rmp->timeouts.icmp = htonl (sm->timeouts.icmp); + + rmp->forwarding_enabled = sm->forwarding_enabled == 1; + // consider how to split functionality between subplugins + rmp->ipfix_logging_enabled = nat_ipfix_logging_enabled (); + rmp->flags |= NAT44_IS_ENDPOINT_DEPENDENT; + if (rc->static_mapping_only) + rmp->flags |= NAT44_IS_STATIC_MAPPING_ONLY; + if (rc->connection_tracking) + rmp->flags |= NAT44_IS_CONNECTION_TRACKING; + })); +} + /* user (internal host) key */ typedef struct { @@ -1074,7 +1339,7 @@ typedef struct } user_create_helper_t; static void -send_nat44_user_details (snat_user_t * u, vl_api_registration_t * reg, +send_nat44_user_details (snat_user_t *u, vl_api_registration_t *reg, u32 context) { vl_api_nat44_user_details_t *rmp; @@ -1278,247 +1543,6 @@ vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t * } } -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 = ap->port; - lb_addr_port.probability = ap->probability; - lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id); - vec_add1 (lb_addr_port_pairs, lb_addr_port); - } - - return lb_addr_port_pairs; -} - -static void - vl_api_nat44_add_del_lb_static_mapping_t_handler - (vl_api_nat44_add_del_lb_static_mapping_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp; - twice_nat_type_t twice_nat = TWICE_NAT_DISABLED; - int rv = 0; - nat44_lb_addr_port_t *locals = 0; - ip4_address_t e_addr; - nat_protocol_t proto; - u8 *tag = 0; - - 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_nat_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; - mp->tag[sizeof (mp->tag) - 1] = 0; - tag = format (0, "%s", mp->tag); - vec_terminate_c_string (tag); - - rv = - nat44_add_del_lb_static_mapping (e_addr, - 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); - REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY); -} - -static void - vl_api_nat44_lb_static_mapping_add_del_local_t_handler - (vl_api_nat44_lb_static_mapping_add_del_local_t * mp) -{ - 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; - nat_protocol_t proto; - - clib_memcpy (&e_addr, mp->external_addr, 4); - clib_memcpy (&l_addr, mp->local.addr, 4); - proto = ip_proto_to_nat_proto (mp->protocol); - - rv = - nat44_lb_static_mapping_add_del_local (e_addr, - mp->external_port, - l_addr, - mp->local.port, - proto, - clib_net_to_host_u32 (mp-> - local.vrf_id), - mp->local.probability, mp->is_add); - - REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY); -} - -static void -send_nat44_lb_static_mapping_details (snat_static_mapping_t * m, - vl_api_registration_t * reg, - u32 context) -{ - vl_api_nat44_lb_static_mapping_details_t *rmp; - snat_main_t *sm = &snat_main; - nat44_lb_addr_port_t *ap; - vl_api_nat44_lb_addr_port_t *locals; - u32 local_num = 0; - - rmp = - vl_msg_api_alloc (sizeof (*rmp) + - (pool_elts (m->locals) * - sizeof (nat44_lb_addr_port_t))); - clib_memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base); - - clib_memcpy (rmp->external_addr, &(m->external_addr), 4); - rmp->external_port = m->external_port; - rmp->protocol = nat_proto_to_ip_proto (m->proto); - rmp->context = context; - - 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 (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); - - locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals; - pool_foreach (ap, m->locals) - { - clib_memcpy (locals->addr, &(ap->addr), 4); - locals->port = ap->port; - locals->probability = ap->probability; - locals->vrf_id = ntohl (ap->vrf_id); - locals++; - local_num++; - } - rmp->local_num = ntohl (local_num); - - vl_api_send_msg (reg, (u8 *) rmp); -} - -static void - vl_api_nat44_lb_static_mapping_dump_t_handler - (vl_api_nat44_lb_static_mapping_dump_t * mp) -{ - vl_api_registration_t *reg; - snat_main_t *sm = &snat_main; - snat_static_mapping_t *m; - - reg = vl_api_client_index_to_registration (mp->client_index); - if (!reg) - return; - - pool_foreach (m, sm->static_mappings) - { - if (is_lb_static_mapping(m)) - send_nat44_lb_static_mapping_details (m, reg, mp->context); - } -} - -static void -vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_del_session_reply_t *rmp; - ip4_address_t addr, eh_addr; - u16 port, eh_port; - u32 vrf_id; - int rv = 0; - u8 is_in; - - memcpy (&addr.as_u8, mp->address, 4); - port = mp->port; - vrf_id = clib_net_to_host_u32 (mp->vrf_id); - memcpy (&eh_addr.as_u8, mp->ext_host_address, 4); - eh_port = mp->ext_host_port; - - is_in = mp->flags & NAT_API_IS_INSIDE; - - rv = nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol, - vrf_id, is_in); - - REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY); -} - -static void - vl_api_nat44_forwarding_enable_disable_t_handler - (vl_api_nat44_forwarding_enable_disable_t * mp) -{ - vl_api_nat44_forwarding_enable_disable_reply_t *rmp; - snat_main_t *sm = &snat_main; - int rv = 0; - nat44_ed_forwarding_enable_disable (mp->enable); - REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY); -} - -static void - vl_api_nat44_forwarding_is_enabled_t_handler - (vl_api_nat44_forwarding_is_enabled_t * mp) -{ - vl_api_registration_t *reg; - snat_main_t *sm = &snat_main; - vl_api_nat44_forwarding_is_enabled_reply_t *rmp; - - reg = vl_api_client_index_to_registration (mp->client_index); - if (!reg) - return; - - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = - ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base); - rmp->context = mp->context; - - rmp->enabled = sm->forwarding_enabled; - - vl_api_send_msg (reg, (u8 *) rmp); -} - -static void -vl_api_nat44_ed_set_fq_options_t_handler (vl_api_nat44_ed_set_fq_options_t *mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_ed_set_fq_options_reply_t *rmp; - int rv = 0; - u32 frame_queue_nelts = ntohl (mp->frame_queue_nelts); - rv = nat44_ed_set_frame_queue_nelts (frame_queue_nelts); - REPLY_MACRO (VL_API_NAT44_ED_SET_FQ_OPTIONS_REPLY); -} - -static void -vl_api_nat44_ed_show_fq_options_t_handler ( - vl_api_nat44_ed_show_fq_options_t *mp) -{ - snat_main_t *sm = &snat_main; - vl_api_nat44_ed_show_fq_options_reply_t *rmp; - int rv = 0; - /* clang-format off */ - REPLY_MACRO2_ZERO (VL_API_NAT44_ED_SHOW_FQ_OPTIONS_REPLY, - ({ - rmp->frame_queue_nelts = htonl (sm->frame_queue_nelts); - })); - /* clang-format on */ -} - /* API definitions */ #include <vnet/format_fns.h> #include <nat/nat44-ed/nat44_ed.api.c> |