/* * Copyright (c) 2020 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include static clib_error_t * nat64_plugin_enable_disable_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u8 enable = 0, is_set = 0; clib_error_t *error = 0; nat64_config_t c = { 0 }; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (!is_set && unformat (line_input, "enable")) { unformat (line_input, "bib-buckets %u", &c.bib_buckets); unformat (line_input, "bib-memory %u", &c.bib_memory_size); unformat (line_input, "st-buckets %u", &c.st_buckets); unformat (line_input, "st-memory %u", &c.st_memory_size); enable = 1; } else if (!is_set && unformat (line_input, "disable")); else { error = clib_error_return (0, "unknown input '%U'", format_unformat_error, line_input); goto done; } is_set = 1; } if (enable) { if (nat64_plugin_enable (c)) error = clib_error_return (0, "plugin enable failed"); } else { if (nat64_plugin_disable ()) error = clib_error_return (0, "plugin disable failed"); } done: unformat_free (line_input); return error; } static clib_error_t * nat64_add_del_pool_addr_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ip4_address_t start_addr, end_addr, this_addr; u32 start_host_order, end_host_order; int i, count, rv; u32 vrf_id = ~0; u8 is_add = 1; clib_error_t *error = 0; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U - %U", unformat_ip4_address, &start_addr, unformat_ip4_address, &end_addr)) ; else if (unformat (line_input, "tenant-vrf %u", &vrf_id)) ; else if (unformat (line_input, "%U", unformat_ip4_address, &start_addr)) end_addr = start_addr; else if (unformat (line_input, "del")) is_add = 0; else { error = clib_error_return (0, "unknown input '%U'", format_unformat_error, line_input); goto done; } } start_host_order = clib_host_to_net_u32 (start_addr.as_u32); end_host_order = clib_host_to_net_u32 (end_addr.as_u32); if (end_host_order < start_host_order) { error = clib_error_return (0, "end address less than start address"); goto done; } count = (end_host_order - start_host_order) + 1; this_addr = start_addr; for (i = 0; i < count; i++) { rv = nat64_add_del_pool_addr (0, &this_addr, vrf_id, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "NAT64 pool address %U not exist.", format_ip4_address, &this_addr); goto done; case VNET_API_ERROR_VALUE_EXIST: error = clib_error_return (0, "NAT64 pool address %U exist.", format_ip4_address, &this_addr); goto done; default: break; } increment_v4_address (&this_addr); } done: unformat_free (line_input); return error; } static int nat64_cli_pool_walk (nat64_address_t * ap, void *ctx) { vlib_main_t *vm = ctx; if (ap->fib_index != ~0) { fib_table_t *fib; fib = fib_table_get (ap->fib_index, FIB_PROTOCOL_IP6); if (!fib) return -1; vlib_cli_output (vm, " %U tenant VRF: %u", format_ip4_address, &ap->addr, fib->ft_table_id); } else vlib_cli_output (vm, " %U", format_ip4_address, &ap->addr); #define _(N, i, n, s) \ vlib_cli_output (vm, " %d busy %s ports", ap->busy_##n##_ports, s); foreach_nat_protocol #undef _ return 0; } static clib_error_t * nat64_show_pool_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vlib_cli_output (vm, "NAT64 pool:"); nat64_pool_addr_walk (nat64_cli_pool_walk, vm); return 0; } static clib_error_t * nat64_interface_feature_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; vnet_main_t *vnm = vnet_get_main (); clib_error_t *error = 0; u32 sw_if_index; u32 *inside_sw_if_indices = 0; u32 *outside_sw_if_indices = 0; u8 is_add = 1; int i, rv; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "in %U", unformat_vnet_sw_interface, vnm, &sw_if_index)) vec_add1 (inside_sw_if_indices, sw_if_index); else if (unformat (line_input, "out %U", unformat_vnet_sw_interface, vnm, &sw_if_index)) vec_add1 (outside_sw_if_indices, sw_if_index); else if (unformat (line_input, "del")) is_add = 0; else { error = clib_error_return (0, "unknown input '%U'", format_unformat_error, line_input); goto done; } } if (vec_len (inside_sw_if_indices)) { for (i = 0; i < vec_len (inside_sw_if_indices); i++) { sw_if_index = inside_sw_if_indices[i]; rv = nat64_interface_add_del (sw_if_index, 1, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "%U NAT64 feature not enabled.", format_vnet_sw_if_index_name, vnm, sw_if_index); goto done; case VNET_API_ERROR_VALUE_EXIST: error = clib_error_return (0, "%U NAT64 feature already enabled.", format_vnet_sw_if_index_name, vnm, vnm, sw_if_index); goto done; case VNET_API_ERROR_INVALID_VALUE: case VNET_API_ERROR_INVALID_VALUE_2: error = clib_error_return (0, "%U NAT64 feature enable/disable failed.", format_vnet_sw_if_index_name, vnm, sw_if_index); goto done; default: break; } } } if (vec_len (outside_sw_if_indices)) { for (i = 0; i < vec_len (outside_sw_if_indices); i++) { sw_if_index = outside_sw_if_indices[i]; rv = nat64_interface_add_del (sw_if_index, 0, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "%U NAT64 feature not enabled.", format_vnet_sw_if_index_name, vnm, sw_if_index); goto done; case VNET_API_ERROR_VALUE_EXIST: error = clib_error_return (0, "%U NAT64 feature already enabled.", format_vnet_sw_if_index_name, vnm, sw_if_index); goto done; case VNET_API_ERROR_INVALID_VALUE: case VNET_API_ERROR_INVALID_VALUE_2: error = clib_error_return (0, "%U NAT64 feature enable/disable failed.", format_vnet_sw_if_index_name, vnm, sw_if_index); goto done; default: break; } } } done: unformat_free (line_input); vec_free (inside_sw_if_indices); vec_free (outside_sw_if_indices); return error; } static int nat64_cli_interface_walk (nat64_interface_t * i, void *ctx) { vlib_main_t *vm = ctx; vnet_main_t *vnm = vnet_get_main (); vlib_cli_output (vm, " %U %s", format_vnet_sw_if_index_name, vnm, i->sw_if_index, (nat64_interface_is_inside (i) && nat64_interface_is_outside (i)) ? "in out" : nat64_interface_is_inside (i) ? "in" : "out"); return 0; } static clib_error_t * nat64_show_interfaces_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vlib_cli_output (vm, "NAT64 interfaces:"); nat64_interfaces_walk (nat64_cli_interface_walk, vm); return 0; } static clib_error_t * nat64_add_del_static_bib_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; clib_error_t *error = 0; u8 is_add = 1; ip6_address_t in_addr; ip4_address_t out_addr; u32 in_port = 0; u32 out_port = 0; u32 vrf_id = 0, protocol; nat_protocol_t proto = 0; u8 p = 0; int rv; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U %u", unformat_ip6_address, &in_addr, &in_port)) ; else if (unformat (line_input, "%U %u", unformat_ip4_address, &out_addr, &out_port)) ; else if (unformat (line_input, "vrf %u", &vrf_id)) ; else if (unformat (line_input, "%U", unformat_nat_protocol, &proto)) ; else if (unformat (line_input, "%U %U %u", unformat_ip6_address, &in_addr, unformat_ip4_address, &out_addr, &protocol)) p = (u8) protocol; else if (unformat (line_input, "del")) is_add = 0; else { error = clib_error_return (0, "unknown input: '%U'", format_unformat_error, line_input); goto done; } } if (!p) { if (!in_port) { error = clib_error_return (0, "inside port and address must be set"); goto done; } if (!out_port) { error = clib_error_return (0, "outside port and address must be set"); goto done; } p = nat_proto_to_ip_proto (proto); } rv = nat64_add_del_static_bib_entry (&in_addr, &out_addr, (u16) in_port, (u16) out_port, p, vrf_id, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "NAT64 BIB entry not exist."); goto done; case VNET_API_ERROR_VALUE_EXIST: error = clib_error_return (0, "NAT64 BIB entry exist."); goto done; case VNET_API_ERROR_UNSPECIFIED: error = clib_error_return (0, "Crerate NAT64 BIB entry failed."); goto done; case VNET_API_ERROR_INVALID_VALUE: error = clib_error_return (0, "Outside address %U and port %u already in use.", format_ip4_address, &out_addr, out_port); goto done; case VNET_API_ERROR_INVALID_VALUE_2: error = clib_error_return (0, "Invalid outside port."); default: break; } done: unformat_free (line_input); return error; } static int nat64_cli_bib_walk (nat64_db_bib_entry_t * bibe, void *ctx) { vlib_main_t *vm = ctx; fib_table_t *fib; fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6); if (!fib) return -1; switch (bibe->proto) { case IP_PROTOCOL_ICMP: case IP_PROTOCOL_TCP: case IP_PROTOCOL_UDP: vlib_cli_output (vm, " %U %u %U %u protocol %U vrf %u %s %u sessions", format_ip6_address, &bibe->in_addr, clib_net_to_host_u16 (bibe->in_port), format_ip4_address, &bibe->out_addr, clib_net_to_host_u16 (bibe->out_port), format_nat_protocol, ip_proto_to_nat_proto (bibe->proto), fib->ft_table_id, bibe->is_static ? "static" : "dynamic", bibe->ses_num); break; default: vlib_cli_output (vm, " %U %U protocol %u vrf %u %s %u sessions", format_ip6_address, &bibe->in_addr, format_ip4_address, &bibe->out_addr, bibe->proto, fib->ft_table_id, bibe->is_static ? "static" : "dynamic", bibe->ses_num); } return 0; } static clib_error_t * nat64_show_bib_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nat64_main_t *nm = &nat64_main; unformat_input_t _line_input, *line_input = &_line_input; clib_error_t *error = 0; u32 proto = NAT_PROTOCOL_OTHER; u8 p = 255; nat64_db_t *db; if (!unformat_user (input, unformat_line_input, line_input)) return 0; if (unformat (line_input, "%U", unformat_nat_protocol, &proto)) p = nat_proto_to_ip_proto (proto); else if (unformat (line_input, "unknown")) p = 0; else if (unformat (line_input, "all")) ; else { error = clib_error_return (0, "unknown input: '%U'", format_unformat_error, line_input); goto done; } if (p == 255) vlib_cli_output (vm, "NAT64 BIB entries:"); else vlib_cli_output (vm, "NAT64 %U BIB entries:", format_nat_protocol, proto); /* *INDENT-OFF* */ vec_foreach (db, nm->db) nat64_db_bib_walk (db, p, nat64_cli_bib_walk, vm); /* *INDENT-ON* */ done: unformat_free (line_input); return error; } typedef struct nat64_cli_st_walk_ctx_t_ { vlib_main_t *vm; nat64_db_t *db; } nat64_cli_st_walk_ctx_t; static int nat64_cli_st_walk (nat64_db_st_entry_t * ste, void *arg) { nat64_cli_st_walk_ctx_t *ctx = arg; vlib_main_t *vm = ctx->vm; 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; u32 vrf_id = fib->ft_table_id; if (ste->proto == IP_PROTOCOL_ICMP) vlib_cli_output (vm, " %U %U %u %U %U %u protocol %U vrf %u", format_ip6_address, &bibe->in_addr, format_ip6_address, &ste->in_r_addr, clib_net_to_host_u16 (bibe->in_port), format_ip4_address, &bibe->out_addr, format_ip4_address, &ste->out_r_addr, clib_net_to_host_u16 (bibe->out_port), format_nat_protocol, ip_proto_to_nat_proto (bibe->proto), vrf_id); else if (ste->proto == IP_PROTOCOL_TCP || ste->proto == IP_PROTOCOL_UDP) vlib_cli_output (vm, " %U %u %U %u %U %u %U %u protcol %U vrf %u", format_ip6_address, &bibe->in_addr, clib_net_to_host_u16 (bibe->in_port), format_ip6_address, &ste->in_r_addr, clib_net_to_host_u16 (ste->r_port), format_ip4_address, &bibe->out_addr, clib_net_to_host_u16 (bibe->out_port), format_ip4_address, &ste->out_r_addr, clib_net_to_host_u16 (ste->r_port), format_nat_protocol, ip_proto_to_nat_proto (bibe->proto), vrf_id); else vlib_cli_output (vm, " %U %U %U %U protocol %u vrf %u", format_ip6_address, &bibe->in_addr, format_ip6_address, &ste->in_r_addr, format_ip4_address, &bibe->out_addr, format_ip4_address, &ste->out_r_addr, bibe->proto, vrf_id); return 0; } static clib_error_t * nat64_show_st_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nat64_main_t *nm = &nat64_main; unformat_input_t _line_input, *line_input = &_line_input; clib_error_t *error = 0; u32 proto = NAT_PROTOCOL_OTHER; u8 p = 255; nat64_db_t *db; nat64_cli_st_walk_ctx_t ctx = { .vm = vm, }; if (!unformat_user (input, unformat_line_input, line_input)) return 0; if (unformat (line_input, "%U", unformat_nat_protocol, &proto)) p = nat_proto_to_ip_proto (proto); else if (unformat (line_input, "unknown")) p = 0; else if (unformat (line_input, "all")) ; else { error = clib_error_return (0, "unknown input: '%U'", format_unformat_error, line_input); goto done; } if (p == 255) vlib_cli_output (vm, "NAT64 sessions:"); else vlib_cli_output (vm, "NAT64 %U sessions:", format_nat_protocol, proto); /* *INDENT-OFF* */ vec_foreach (db, nm->db) { ctx.db = db; nat64_db_st_walk (db, p, nat64_cli_st_walk, &ctx); } /* *INDENT-ON* */ done: unformat_free (line_input); return error; } static clib_error_t * nat64_add_del_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { nat64_main_t *nm = &nat64_main; vnet_main_t *vnm = vnet_get_main (); clib_error_t *error = 0; unformat_input_t _line_input, *line_input = &_line_input; u8 is_add = 1; u32 vrf_id = 0, sw_if_index = ~0; ip6_address_t prefix; u32 plen = 0; int rv; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U/%u", unformat_ip6_address, &prefix, &plen)) ; else if (unformat (line_input, "tenant-vrf %u", &vrf_id)) ; else if (unformat (line_input, "del")) is_add = 0; else if (unformat (line_input, "interface %U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else { error = clib_error_return (0, "unknown input: '%U'", format_unformat_error, line_input); goto done; } } if (!plen) { error = clib_error_return (0, "NAT64 prefix must be set."); goto done; } rv = nat64_add_del_prefix (&prefix, (u8) plen, vrf_id, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "NAT64 prefix not exist."); goto done; case VNET_API_ERROR_INVALID_VALUE: error = clib_error_return (0, "Invalid prefix length."); goto done; default: break; } /* * Add RX interface route, whenNAT isn't running on the real input * interface */ if (sw_if_index != ~0) { u32 fib_index; fib_prefix_t fibpfx = { .fp_len = plen, .fp_proto = FIB_PROTOCOL_IP6, .fp_addr = { .ip6 = prefix} }; if (is_add) { fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6, vrf_id, nm->fib_src_hi); fib_table_entry_update_one_path (fib_index, &fibpfx, nm->fib_src_hi, FIB_ENTRY_FLAG_NONE, DPO_PROTO_IP6, NULL, sw_if_index, ~0, 0, NULL, FIB_ROUTE_PATH_INTF_RX); } else { fib_index = fib_table_find (FIB_PROTOCOL_IP6, vrf_id); fib_table_entry_path_remove (fib_index, &fibpfx, nm->fib_src_hi, DPO_PROTO_IP6, NULL, sw_if_index, ~0, 1, FIB_ROUTE_PATH_INTF_RX); fib_table_unlock (fib_index, FIB_PROTOCOL_IP6, nm->fib_src_hi); } } done: unformat_free (line_input); return error; } static int nat64_cli_prefix_walk (nat64_prefix_t * p, void *ctx) { vlib_main_t *vm = ctx; vlib_cli_output (vm, " %U/%u tenant-vrf %u", format_ip6_address, &p->prefix, p->plen, p->vrf_id); return 0; } static clib_error_t * nat64_show_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vlib_cli_output (vm, "NAT64 prefix:"); nat64_prefix_walk (nat64_cli_prefix_walk, vm); return 0; } static clib_error_t * nat64_add_interface_address_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vnet_main_t *vnm = vnet_get_main (); unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index; int rv; int is_add = 1; clib_error_t *error = 0; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)); else if (unformat (line_input, "del")) is_add = 0; else { error = clib_error_return (0, "unknown input '%U'", format_unformat_error, line_input); goto done; } } rv = nat64_add_interface_address (sw_if_index, is_add); switch (rv) { case VNET_API_ERROR_NO_SUCH_ENTRY: error = clib_error_return (0, "entry not exist"); break; case VNET_API_ERROR_VALUE_EXIST: error = clib_error_return (0, "entry exist"); break; default: break; } done: unformat_free (line_input); return error; } /* *INDENT-OFF* */ /*? * @cliexpar * @cliexstart{nat64 plugin} * Enable/disable NAT64 plugin. * To enable NAT64 plugin use: * vpp# nat64 plugin enable * To enable NAT64 plugin and configure buckets/memory: * vpp# nat64 plugin enable bib-buckets bib-memory \ * st-buckets st-memory * To disable NAT64 plugin: * vpp# nat64 plugin disable * @cliexend ?*/ VLIB_CLI_COMMAND (nat64_plugin_enable_disable_command, static) = { .path = "nat64 plugin", .short_help = "nat64 plugin ] [bib-memory ] " "[st-buckets ] [st-memory ] | disable>", .function = nat64_plugin_enable_disable_command_fn, }; /*? * @cliexpar * @cliexstart{nat64 add pool address} * Add/delete NAT64 pool address. * To add single NAT64 pool address use: * vpp# nat64 add pool address 10.1.1.10 * To add NAT64 pool address range use: * vpp# nat64 add pool address 10.1.1.2 - 10.1.1.5 * To add NAT64 pool address for specific tenant use: * vpp# nat64 add pool address 10.1.1.100 tenant-vrf 100 * @cliexend ?*/ VLIB_CLI_COMMAND (nat64_add_pool_address_command, static) = { .path = "nat64 add pool address", .short_help = "nat64 add pool address [- ] " "[tenant-vrf ] [del]", .function = nat64_add_del_pool_addr_command_fn, }; /*? * @cliexpar * @cliexstart{show nat64 pool} * Show NAT64 pool. * vpp# show nat64 pool * NAT64 pool: * 10.1.1.3 tenant VRF: 0 * 10.1.1.10 tenant VRF: 10 * @cliexend ?*/ VLIB_CLI_COMMAND (show_nat64_pool_command, static) = { .path = "show nat64 pool", .short_help = "show nat64 pool", .function = nat64_show_pool_command_fn, }; /*? * @cliexpar * @cliexstart{set interface nat64} * Enable/disable NAT64 feature on the interface. * To enable NAT64 feature with local (IPv6) network interface * GigabitEthernet0/8/0 and external (IPv4) network interface * GigabitEthernet0/a/0 use: * vpp# set interface nat64 in GigabitEthernet0/8/0 out GigabitEthernet0/a/0 * @cliexend ?*/ VLIB_CLI_COMMAND (set_interface_nat64_command, static) = { .path = "set interface nat64", .short_help = "set interface nat64 in|out [del]", .function = nat64_interface_feature_command_fn, }; /*? * @cliexpar * @cliexstart{show nat64 interfaces} * Show interfaces with NAT64 feature. * To show interfaces with NAT64 feature use: * vpp# show nat64 interfaces * NAT64 interfaces: * GigabitEthernet0/8/0 in * GigabitEthernet0/a/0 out * @cliexend ?*/ VLIB_CLI_COMMAND (show_nat64_interfaces_command, static) = { .path = "show nat64 interfaces", .short_help = "show nat64 interfaces", .function = nat64_show_interfaces_command_fn, }; /*? * @cliexpar * @cliexstart{nat64 add static bib} * Add/delete NAT64 static BIB entry. * To create NAT64 satatic BIB entry use: * vpp# nat64 add static bib 2001:db8:c000:221:: 1234 10.1.1.3 5678 tcp * vpp# nat64 add static bib 2001:db8:c000:221:: 1234 10.1.1.3 5678 udp vrf 10 * @cliexend ?*/ VLIB_CLI_COMMAND (nat64_add_del_static_bib_command, static) = { .path = "nat64 add static bib", .short_help = "nat64 add static bib " "tcp|udp|icmp [vfr ] [del]", .function = nat64_add_del_static_bib_command_fn, }; /*? * @cliexpar * @cliexstart{show nat64 bib} * Show NAT64 BIB entries. * To show NAT64 TCP BIB entries use: * vpp# show nat64 bib tcp * NAT64 tcp BIB: * fd01:1::2 6303 10.0.0.3 62303 tcp vrf 0 dynamic 1 sessions * 2001:db8:c000:221:: 1234 10.1.1.3 5678 tcp vrf 0 static 2 sessions * To show NAT64 UDP BIB entries use: * vpp# show nat64 bib udp * NAT64 udp BIB: * fd01:1::2 6304 10.0.0.3 10546 udp vrf 0 dynamic 10 sessions * 2001:db8:c000:221:: 1234 10.1.1.3 5678 udp vrf 10 static 0 sessions * To show NAT64 ICMP BIB entries use: * vpp# show nat64 bib icmp * NAT64 icmp BIB: * fd01:1::2 6305 10.0.0.3 63209 icmp vrf 10 dynamic 1 sessions * @cliexend ?*/ VLIB_CLI_COMMAND (show_nat64_bib_command, static) = { .path = "show nat64 bib", .short_help = "show nat64 bib all|tcp|udp|icmp|unknown", .function = nat64_show_bib_command_fn, }; /*? * @cliexpar * @cliexstart{show nat64 session table} * Show NAT64 session table. * To show NAT64 TCP session table use: * vpp# show nat64 session table tcp * NAT64 tcp session table: * fd01:1::2 6303 64:ff9b::ac10:202 20 10.0.0.3 62303 172.16.2.2 20 tcp vrf 0 * fd01:3::2 6303 64:ff9b::ac10:202 20 10.0.10.3 21300 172.16.2.2 20 tcp vrf 10 * To show NAT64 UDP session table use: * #vpp show nat64 session table udp * NAT64 udp session table: * fd01:1::2 6304 64:ff9b::ac10:202 20 10.0.0.3 10546 172.16.2.2 20 udp vrf 0 * fd01:3::2 6304 64:ff9b::ac10:202 20 10.0.10.3 58627 172.16.2.2 20 udp vrf 10 * fd01:1::2 1235 64:ff9b::a00:3 4023 10.0.0.3 24488 10.0.0.3 4023 udp vrf 0 * fd01:1::3 23 64:ff9b::a00:3 24488 10.0.0.3 4023 10.0.0.3 24488 udp vrf 0 * To show NAT64 ICMP session table use: * #vpp show nat64 session table icmp * NAT64 icmp session table: * fd01:1::2 64:ff9b::ac10:202 6305 10.0.0.3 172.16.2.2 63209 icmp vrf 0 * @cliexend ?*/ VLIB_CLI_COMMAND (show_nat64_st_command, static) = { .path = "show nat64 session table", .short_help = "show nat64 session table all|tcp|udp|icmp|unknown", .function = nat64_show_st_command_fn, }; /*? * @cliexpar * @cliexstart{nat64 add prefix} * Set NAT64 prefix for generating IPv6 representations of IPv4 addresses. * To set NAT64 global prefix use: * vpp# nat64 add prefix 2001:db8::/32 * To set NAT64 prefix for specific tenant use: * vpp# nat64 add prefix 2001:db8:122:300::/56 tenant-vrf 10 * @cliexend ?*/ VLIB_CLI_COMMAND (nat64_add_del_prefix_command, static) = { .path = "nat64 add prefix", .short_help = "nat64 add prefix / [tenant-vrf ] " "[del] [interface