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-rw-r--r--src/plugins/nat/nat.c1555
1 files changed, 9 insertions, 1546 deletions
diff --git a/src/plugins/nat/nat.c b/src/plugins/nat/nat.c
index 56904ef7e04..5c324f2388a 100644
--- a/src/plugins/nat/nat.c
+++ b/src/plugins/nat/nat.c
@@ -2049,231 +2049,6 @@ nat44_add_del_address_dpo (ip4_address_t addr, u8 is_add)
}
}
-static clib_error_t *
-add_address_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- snat_main_t * sm = &snat_main;
- ip4_address_t start_addr, end_addr, this_addr;
- u32 start_host_order, end_host_order;
- u32 vrf_id = ~0;
- int i, count;
- int is_add = 1;
- int rv = 0;
- clib_error_t *error = 0;
- u8 twice_nat = 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, "twice-nat"))
- twice_nat = 1;
- 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 (sm->static_mapping_only)
- {
- error = clib_error_return (0, "static mapping only mode");
- 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;
-
- if (count > 1024)
- clib_warning ("%U - %U, %d addresses...",
- format_ip4_address, &start_addr,
- format_ip4_address, &end_addr,
- count);
-
- this_addr = start_addr;
-
- for (i = 0; i < count; i++)
- {
- if (is_add)
- snat_add_address (sm, &this_addr, vrf_id, twice_nat);
- else
- rv = snat_del_address (sm, this_addr, 0, twice_nat);
-
- switch (rv)
- {
- case VNET_API_ERROR_NO_SUCH_ENTRY:
- error = clib_error_return (0, "S-NAT address not exist.");
- goto done;
- case VNET_API_ERROR_UNSPECIFIED:
- error = clib_error_return (0, "S-NAT address used in static mapping.");
- goto done;
- default:
- break;
- }
-
- if (sm->out2in_dpo)
- nat44_add_del_address_dpo (this_addr, is_add);
-
- increment_v4_address (&this_addr);
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-VLIB_CLI_COMMAND (add_address_command, static) = {
- .path = "nat44 add address",
- .short_help = "nat44 add address <ip4-range-start> [- <ip4-range-end>] "
- "[tenant-vrf <vrf-id>] [twice-nat] [del]",
- .function = add_address_command_fn,
-};
-
-static clib_error_t *
-snat_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_output_feature = 0;
- int is_del = 0;
- int i;
-
- sw_if_index = ~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, "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, "output-feature"))
- is_output_feature = 1;
- else if (unformat (line_input, "del"))
- is_del = 1;
- 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];
- if (is_output_feature)
- {
- if (snat_interface_add_del_output_feature (sw_if_index, 1, is_del))
- {
- error = clib_error_return (0, "%s %U failed",
- is_del ? "del" : "add",
- format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm,
- sw_if_index));
- goto done;
- }
- }
- else
- {
- if (snat_interface_add_del (sw_if_index, 1, is_del))
- {
- error = clib_error_return (0, "%s %U failed",
- is_del ? "del" : "add",
- format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm,
- sw_if_index));
- goto done;
- }
- }
- }
- }
-
- 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];
- if (is_output_feature)
- {
- if (snat_interface_add_del_output_feature (sw_if_index, 0, is_del))
- {
- error = clib_error_return (0, "%s %U failed",
- is_del ? "del" : "add",
- format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm,
- sw_if_index));
- goto done;
- }
- }
- else
- {
- if (snat_interface_add_del (sw_if_index, 0, is_del))
- {
- error = clib_error_return (0, "%s %U failed",
- is_del ? "del" : "add",
- format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm,
- sw_if_index));
- goto done;
- }
- }
- }
- }
-
-done:
- unformat_free (line_input);
- vec_free (inside_sw_if_indices);
- vec_free (outside_sw_if_indices);
-
- return error;
-}
-
-VLIB_CLI_COMMAND (set_interface_snat_command, static) = {
- .path = "set interface nat44",
- .function = snat_feature_command_fn,
- .short_help = "set interface nat44 in <intfc> out <intfc> [output-feature] "
- "[del]",
-};
-
uword
unformat_snat_protocol (unformat_input_t * input, va_list * args)
{
@@ -2307,461 +2082,6 @@ format_snat_protocol (u8 * s, va_list * args)
return s;
}
-static clib_error_t *
-add_static_mapping_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;
- ip4_address_t l_addr, e_addr;
- u32 l_port = 0, e_port = 0, vrf_id = ~0;
- int is_add = 1;
- int addr_only = 1;
- u32 sw_if_index = ~0;
- vnet_main_t * vnm = vnet_get_main();
- int rv;
- snat_protocol_t proto = ~0;
- u8 proto_set = 0;
- u8 twice_nat = 0;
- u8 out2in_only = 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, "local %U %u", unformat_ip4_address, &l_addr,
- &l_port))
- addr_only = 0;
- else if (unformat (line_input, "local %U", unformat_ip4_address, &l_addr))
- ;
- else if (unformat (line_input, "external %U %u", unformat_ip4_address,
- &e_addr, &e_port))
- addr_only = 0;
- else if (unformat (line_input, "external %U", unformat_ip4_address,
- &e_addr))
- ;
- else if (unformat (line_input, "external %U %u",
- unformat_vnet_sw_interface, vnm, &sw_if_index,
- &e_port))
- addr_only = 0;
-
- else if (unformat (line_input, "external %U",
- unformat_vnet_sw_interface, vnm, &sw_if_index))
- ;
- else if (unformat (line_input, "vrf %u", &vrf_id))
- ;
- else if (unformat (line_input, "%U", unformat_snat_protocol, &proto))
- proto_set = 1;
- else if (unformat (line_input, "twice-nat"))
- twice_nat = 1;
- else if (unformat (line_input, "out2in-only"))
- out2in_only = 1;
- 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 (twice_nat && addr_only)
- {
- error = clib_error_return (0, "twice NAT only for 1:1 NAPT");
- goto done;
- }
-
- if (!addr_only && !proto_set)
- {
- error = clib_error_return (0, "missing protocol");
- goto done;
- }
-
- rv = snat_add_static_mapping(l_addr, e_addr, (u16) l_port, (u16) e_port,
- vrf_id, addr_only, sw_if_index, proto, is_add,
- twice_nat, out2in_only);
-
- switch (rv)
- {
- case VNET_API_ERROR_INVALID_VALUE:
- error = clib_error_return (0, "External port already in use.");
- goto done;
- case VNET_API_ERROR_NO_SUCH_ENTRY:
- if (is_add)
- error = clib_error_return (0, "External addres must be allocated.");
- else
- error = clib_error_return (0, "Mapping not exist.");
- goto done;
- case VNET_API_ERROR_NO_SUCH_FIB:
- error = clib_error_return (0, "No such VRF id.");
- goto done;
- case VNET_API_ERROR_VALUE_EXIST:
- error = clib_error_return (0, "Mapping already exist.");
- goto done;
- default:
- break;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat add static mapping}
- * Static mapping allows hosts on the external network to initiate connection
- * to to the local network host.
- * To create static mapping between local host address 10.0.0.3 port 6303 and
- * external address 4.4.4.4 port 3606 for TCP protocol use:
- * vpp# nat44 add static mapping tcp local 10.0.0.3 6303 external 4.4.4.4 3606
- * If not runnig "static mapping only" NAT plugin mode use before:
- * vpp# nat44 add address 4.4.4.4
- * To create static mapping between local and external address use:
- * vpp# nat44 add static mapping local 10.0.0.3 external 4.4.4.4
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (add_static_mapping_command, static) = {
- .path = "nat44 add static mapping",
- .function = add_static_mapping_command_fn,
- .short_help =
- "nat44 add static mapping tcp|udp|icmp local <addr> [<port>] "
- "external <addr> [<port>] [vrf <table-id>] [twice-nat] [out2in-only] [del]",
-};
-
-static clib_error_t *
-add_identity_mapping_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;
- ip4_address_t addr;
- u32 port = 0, vrf_id = ~0;
- int is_add = 1;
- int addr_only = 1;
- u32 sw_if_index = ~0;
- vnet_main_t * vnm = vnet_get_main();
- int rv;
- snat_protocol_t proto;
-
- addr.as_u32 = 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_ip4_address, &addr))
- ;
- else if (unformat (line_input, "external %U",
- unformat_vnet_sw_interface, vnm, &sw_if_index))
- ;
- else if (unformat (line_input, "vrf %u", &vrf_id))
- ;
- else if (unformat (line_input, "%U %u", unformat_snat_protocol, &proto,
- &port))
- addr_only = 0;
- 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 = snat_add_static_mapping(addr, addr, (u16) port, (u16) port,
- vrf_id, addr_only, sw_if_index, proto, is_add,
- 0, 0);
-
- switch (rv)
- {
- case VNET_API_ERROR_INVALID_VALUE:
- error = clib_error_return (0, "External port already in use.");
- goto done;
- case VNET_API_ERROR_NO_SUCH_ENTRY:
- if (is_add)
- error = clib_error_return (0, "External addres must be allocated.");
- else
- error = clib_error_return (0, "Mapping not exist.");
- goto done;
- case VNET_API_ERROR_NO_SUCH_FIB:
- error = clib_error_return (0, "No such VRF id.");
- goto done;
- case VNET_API_ERROR_VALUE_EXIST:
- error = clib_error_return (0, "Mapping already exist.");
- goto done;
- default:
- break;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat add identity mapping}
- * Identity mapping translate an IP address to itself.
- * To create identity mapping for address 10.0.0.3 port 6303 for TCP protocol
- * use:
- * vpp# nat44 add identity mapping 10.0.0.3 tcp 6303
- * To create identity mapping for address 10.0.0.3 use:
- * vpp# nat44 add identity mapping 10.0.0.3
- * To create identity mapping for DHCP addressed interface use:
- * vpp# nat44 add identity mapping GigabitEthernet0/a/0 tcp 3606
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (add_identity_mapping_command, static) = {
- .path = "nat44 add identity mapping",
- .function = add_identity_mapping_command_fn,
- .short_help = "nat44 add identity mapping <interface>|<ip4-addr> "
- "[<protocol> <port>] [vrf <table-id>] [del]",
-};
-
-static clib_error_t *
-add_lb_static_mapping_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;
- ip4_address_t l_addr, e_addr;
- u32 l_port = 0, e_port = 0, vrf_id = 0, probability = 0;
- int is_add = 1;
- int rv;
- snat_protocol_t proto;
- u8 proto_set = 0;
- nat44_lb_addr_port_t *locals = 0, local;
- u8 twice_nat = 0;
- u8 out2in_only = 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, "local %U:%u probability %u",
- unformat_ip4_address, &l_addr, &l_port, &probability))
- {
- memset (&local, 0, sizeof (local));
- local.addr = l_addr;
- local.port = (u16) l_port;
- local.probability = (u8) probability;
- vec_add1 (locals, local);
- }
- else if (unformat (line_input, "external %U:%u", unformat_ip4_address,
- &e_addr, &e_port))
- ;
- else if (unformat (line_input, "vrf %u", &vrf_id))
- ;
- else if (unformat (line_input, "protocol %U", unformat_snat_protocol,
- &proto))
- proto_set = 1;
- else if (unformat (line_input, "twice-nat"))
- twice_nat = 1;
- else if (unformat (line_input, "out2in-only"))
- out2in_only = 1;
- 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 (locals) < 2)
- {
- error = clib_error_return (0, "at least two local must be set");
- goto done;
- }
-
- if (!proto_set)
- {
- error = clib_error_return (0, "missing protocol");
- goto done;
- }
-
- rv = nat44_add_del_lb_static_mapping (e_addr, (u16) e_port, proto, vrf_id,
- locals, is_add, twice_nat, out2in_only);
-
- switch (rv)
- {
- case VNET_API_ERROR_INVALID_VALUE:
- error = clib_error_return (0, "External port already in use.");
- goto done;
- case VNET_API_ERROR_NO_SUCH_ENTRY:
- if (is_add)
- error = clib_error_return (0, "External addres must be allocated.");
- else
- error = clib_error_return (0, "Mapping not exist.");
- goto done;
- case VNET_API_ERROR_VALUE_EXIST:
- error = clib_error_return (0, "Mapping already exist.");
- goto done;
- default:
- break;
- }
-
-done:
- unformat_free (line_input);
- vec_free (locals);
-
- return error;
-}
-
-VLIB_CLI_COMMAND (add_lb_static_mapping_command, static) = {
- .path = "nat44 add load-balancing static mapping",
- .function = add_lb_static_mapping_command_fn,
- .short_help =
- "nat44 add load-balancing static mapping protocol tcp|udp "
- "external <addr>:<port> local <addr>:<port> probability <n> [twice-nat] "
- "[vrf <table-id>] [out2in-only] [del]",
-};
-
-static clib_error_t *
-set_workers_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- uword *bitmap = 0;
- int rv = 0;
- 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_bitmap_list, &bitmap))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- if (bitmap == 0)
- {
- error = clib_error_return (0, "List of workers must be specified.");
- goto done;
- }
-
- rv = snat_set_workers(bitmap);
-
- clib_bitmap_free (bitmap);
-
- switch (rv)
- {
- case VNET_API_ERROR_INVALID_WORKER:
- error = clib_error_return (0, "Invalid worker(s).");
- goto done;
- case VNET_API_ERROR_FEATURE_DISABLED:
- error = clib_error_return (0,
- "Supported only if 2 or more workes available.");
- goto done;
- default:
- break;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{set snat workers}
- * Set NAT workers if 2 or more workers available, use:
- * vpp# set snat workers 0-2,5
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (set_workers_command, static) = {
- .path = "set nat workers",
- .function = set_workers_command_fn,
- .short_help =
- "set nat workers <workers-list>",
-};
-
-static clib_error_t *
-snat_ipfix_logging_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;
- u32 domain_id = 0;
- u32 src_port = 0;
- u8 enable = 1;
- int rv = 0;
- 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, "domain %d", &domain_id))
- ;
- else if (unformat (line_input, "src-port %d", &src_port))
- ;
- else if (unformat (line_input, "disable"))
- enable = 0;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- rv = snat_ipfix_logging_enable_disable (enable, domain_id, (u16) src_port);
-
- if (rv)
- {
- error = clib_error_return (0, "ipfix logging enable failed");
- goto done;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat ipfix logging}
- * To enable NAT IPFIX logging use:
- * vpp# nat ipfix logging
- * To set IPFIX exporter use:
- * vpp# set ipfix exporter collector 10.10.10.3 src 10.10.10.1
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_ipfix_logging_enable_disable_command, static) = {
- .path = "nat ipfix logging",
- .function = snat_ipfix_logging_enable_disable_command_fn,
- .short_help = "nat ipfix logging [domain <domain-id>] [src-port <port>] [disable]",
-};
-
static u32
snat_get_worker_in2out_cb (ip4_header_t * ip0, u32 rx_fib_index0)
{
@@ -3276,257 +2596,6 @@ u8 * format_det_map_ses (u8 * s, va_list * args)
return s;
}
-static clib_error_t *
-show_snat_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- int verbose = 0;
- snat_main_t * sm = &snat_main;
- snat_user_t * u;
- snat_static_mapping_t *m;
- snat_interface_t *i;
- snat_address_t * ap;
- vnet_main_t *vnm = vnet_get_main();
- snat_main_per_thread_data_t *tsm;
- u32 users_num = 0, sessions_num = 0, *worker, *sw_if_index;
- uword j = 0;
- snat_static_map_resolve_t *rp;
- snat_det_map_t * dm;
- snat_det_session_t * ses;
-
- if (unformat (input, "detail"))
- verbose = 1;
- else if (unformat (input, "verbose"))
- verbose = 2;
-
- if (sm->static_mapping_only)
- {
- if (sm->static_mapping_connection_tracking)
- vlib_cli_output (vm, "NAT plugin mode: static mapping only connection "
- "tracking");
- else
- vlib_cli_output (vm, "NAT plugin mode: static mapping only");
- }
- else if (sm->deterministic)
- {
- vlib_cli_output (vm, "NAT plugin mode: deterministic mapping");
- }
- else
- {
- vlib_cli_output (vm, "NAT plugin mode: dynamic translations enabled");
- }
-
- if (verbose > 0)
- {
- pool_foreach (i, sm->interfaces,
- ({
- vlib_cli_output (vm, "%U %s", format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm, i->sw_if_index),
- (nat_interface_is_inside(i) &&
- nat_interface_is_outside(i)) ? "in out" :
- (nat_interface_is_inside(i) ? "in" : "out"));
- }));
-
- pool_foreach (i, sm->output_feature_interfaces,
- ({
- vlib_cli_output (vm, "%U output-feature %s",
- format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm, i->sw_if_index),
- (nat_interface_is_inside(i) &&
- nat_interface_is_outside(i)) ? "in out" :
- (nat_interface_is_inside(i) ? "in" : "out"));
- }));
-
- if (vec_len (sm->auto_add_sw_if_indices))
- {
- vlib_cli_output (vm, "NAT44 pool addresses interfaces:");
- vec_foreach (sw_if_index, sm->auto_add_sw_if_indices)
- {
- vlib_cli_output (vm, "%U", format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm, *sw_if_index));
- }
- }
-
- if (vec_len (sm->auto_add_sw_if_indices_twice_nat))
- {
- vlib_cli_output (vm, "NAT44 twice-nat pool addresses interfaces:");
- vec_foreach (sw_if_index, sm->auto_add_sw_if_indices_twice_nat)
- {
- vlib_cli_output (vm, "%U", format_vnet_sw_interface_name, vnm,
- vnet_get_sw_interface (vnm, *sw_if_index));
- }
- }
-
- vlib_cli_output (vm, "NAT44 pool addresses:");
- vec_foreach (ap, sm->addresses)
- {
- vlib_cli_output (vm, "%U", format_ip4_address, &ap->addr);
- if (ap->fib_index != ~0)
- vlib_cli_output (vm, " tenant VRF: %u",
- ip4_fib_get(ap->fib_index)->table_id);
- else
- vlib_cli_output (vm, " tenant VRF independent");
-#define _(N, i, n, s) \
- vlib_cli_output (vm, " %d busy %s ports", ap->busy_##n##_ports, s);
- foreach_snat_protocol
-#undef _
- }
-
- vlib_cli_output (vm, "NAT44 twice-nat pool addresses:");
- vec_foreach (ap, sm->twice_nat_addresses)
- {
- vlib_cli_output (vm, "%U", format_ip4_address, &ap->addr);
- if (ap->fib_index != ~0)
- vlib_cli_output (vm, " tenant VRF: %u",
- ip4_fib_get(ap->fib_index)->table_id);
- else
- vlib_cli_output (vm, " tenant VRF independent");
-#define _(N, i, n, s) \
- vlib_cli_output (vm, " %d busy %s ports", ap->busy_##n##_ports, s);
- foreach_snat_protocol
-#undef _
- }
- }
-
- if (sm->num_workers > 1)
- {
- vlib_cli_output (vm, "%d workers", vec_len (sm->workers));
- if (verbose > 0)
- {
- vec_foreach (worker, sm->workers)
- {
- vlib_worker_thread_t *w =
- vlib_worker_threads + *worker + sm->first_worker_index;
- vlib_cli_output (vm, " %s", w->name);
- }
- }
- }
-
- if (sm->deterministic)
- {
- vlib_cli_output (vm, "udp timeout: %dsec", sm->udp_timeout);
- vlib_cli_output (vm, "tcp-established timeout: %dsec",
- sm->tcp_established_timeout);
- vlib_cli_output (vm, "tcp-transitory timeout: %dsec",
- sm->tcp_transitory_timeout);
- vlib_cli_output (vm, "icmp timeout: %dsec", sm->icmp_timeout);
- vlib_cli_output (vm, "%d deterministic mappings",
- pool_elts (sm->det_maps));
- if (verbose > 0)
- {
- pool_foreach (dm, sm->det_maps,
- ({
- vlib_cli_output (vm, "in %U/%d out %U/%d\n",
- format_ip4_address, &dm->in_addr, dm->in_plen,
- format_ip4_address, &dm->out_addr, dm->out_plen);
- vlib_cli_output (vm, " outside address sharing ratio: %d\n",
- dm->sharing_ratio);
- vlib_cli_output (vm, " number of ports per inside host: %d\n",
- dm->ports_per_host);
- vlib_cli_output (vm, " sessions number: %d\n", dm->ses_num);
- if (verbose > 1)
- {
- vec_foreach_index (j, dm->sessions)
- {
- ses = vec_elt_at_index (dm->sessions, j);
- if (ses->in_port)
- vlib_cli_output (vm, " %U", format_det_map_ses, dm, ses,
- &j);
- }
- }
- }));
- }
- }
- else
- {
- if (sm->static_mapping_only && !(sm->static_mapping_connection_tracking))
- {
- vlib_cli_output (vm, "%d static mappings",
- pool_elts (sm->static_mappings));
-
- if (verbose > 0)
- {
- pool_foreach (m, sm->static_mappings,
- ({
- vlib_cli_output (vm, "%U", format_snat_static_mapping, m);
- }));
- }
- }
- else
- {
- vec_foreach (tsm, sm->per_thread_data)
- {
- users_num += pool_elts (tsm->users);
- sessions_num += pool_elts (tsm->sessions);
- }
-
- vlib_cli_output (vm, "%d users, %d outside addresses, %d active sessions,"
- " %d static mappings, %d twice-nat addresses",
- users_num,
- vec_len (sm->addresses),
- sessions_num,
- pool_elts (sm->static_mappings),
- vec_len (sm->twice_nat_addresses));
-
- if (verbose > 0)
- {
- vlib_cli_output (vm, "%U", format_bihash_16_8, &sm->in2out_ed,
- verbose - 1);
- vlib_cli_output (vm, "%U", format_bihash_16_8, &sm->out2in_ed,
- verbose - 1);
- vec_foreach_index (j, sm->per_thread_data)
- {
- tsm = vec_elt_at_index (sm->per_thread_data, j);
-
- if (pool_elts (tsm->users) == 0)
- continue;
-
- vlib_worker_thread_t *w = vlib_worker_threads + j;
- vlib_cli_output (vm, "Thread %d (%s at lcore %u):", j, w->name,
- w->lcore_id);
- vlib_cli_output (vm, " %U", format_bihash_8_8, &tsm->in2out,
- verbose - 1);
- vlib_cli_output (vm, " %U", format_bihash_8_8, &tsm->out2in,
- verbose - 1);
- vlib_cli_output (vm, " %d list pool elements",
- pool_elts (tsm->list_pool));
-
- pool_foreach (u, tsm->users,
- ({
- vlib_cli_output (vm, " %U", format_snat_user, tsm, u,
- verbose - 1);
- }));
- }
-
- if (pool_elts (sm->static_mappings))
- {
- vlib_cli_output (vm, "static mappings:");
- pool_foreach (m, sm->static_mappings,
- ({
- vlib_cli_output (vm, "%U", format_snat_static_mapping, m);
- }));
- for (j = 0; j < vec_len (sm->to_resolve); j++)
- {
- rp = sm->to_resolve + j;
- vlib_cli_output (vm, "%U",
- format_snat_static_map_to_resolve, rp);
- }
- }
- }
- }
- }
-
- return 0;
-}
-
-VLIB_CLI_COMMAND (show_snat_command, static) = {
- .path = "show nat44",
- .short_help = "show nat44",
- .function = show_snat_command_fn,
-};
-
-
static void
snat_ip4_add_del_interface_address_cb (ip4_main_t * im,
uword opaque,
@@ -3683,65 +2752,6 @@ int snat_add_interface_address (snat_main_t *sm, u32 sw_if_index, int is_del,
return 0;
}
-static clib_error_t *
-snat_add_interface_address_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- u32 sw_if_index;
- int rv;
- int is_del = 0;
- clib_error_t *error = 0;
- u8 twice_nat = 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,
- sm->vnet_main, &sw_if_index))
- ;
- else if (unformat (line_input, "twice-nat"))
- twice_nat = 1;
- else if (unformat (line_input, "del"))
- is_del = 1;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- rv = snat_add_interface_address (sm, sw_if_index, is_del, twice_nat);
-
- switch (rv)
- {
- case 0:
- break;
-
- default:
- error = clib_error_return (0, "snat_add_interface_address returned %d",
- rv);
- goto done;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-VLIB_CLI_COMMAND (snat_add_interface_address_command, static) = {
- .path = "nat44 add interface address",
- .short_help = "nat44 add interface address <interface> [twice-nat] [del]",
- .function = snat_add_interface_address_command_fn,
-};
-
int
nat44_del_session (snat_main_t *sm, ip4_address_t *addr, u16 port,
snat_protocol_t proto, u32 vrf_id, int is_in)
@@ -3793,569 +2803,22 @@ nat44_del_session (snat_main_t *sm, ip4_address_t *addr, u16 port,
return VNET_API_ERROR_NO_SUCH_ENTRY;
}
-static clib_error_t *
-nat44_del_session_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- int is_in = 0;
- clib_error_t *error = 0;
- ip4_address_t addr;
- u32 port = 0, vrf_id = sm->outside_vrf_id;
- snat_protocol_t proto;
- int 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, "%U:%u %U", unformat_ip4_address, &addr, &port,
- unformat_snat_protocol, &proto))
- ;
- else if (unformat (line_input, "in"))
- {
- is_in = 1;
- vrf_id = sm->inside_vrf_id;
- }
- else if (unformat (line_input, "vrf %u", &vrf_id))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- rv = nat44_del_session(sm, &addr, port, proto, vrf_id, is_in);
-
- switch (rv)
- {
- case 0:
- break;
-
- default:
- error = clib_error_return (0, "nat44_del_session returned %d", rv);
- goto done;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-VLIB_CLI_COMMAND (nat44_del_session_command, static) = {
- .path = "nat44 del session",
- .short_help = "nat44 del session in|out <addr>:<port> tcp|udp|icmp [vrf <id>]",
- .function = nat44_del_session_command_fn,
-};
-
-static clib_error_t *
-nat44_set_alloc_addr_and_port_alg_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- clib_error_t *error = 0;
- u32 psid, psid_offset, psid_length;
-
- /* 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, "default"))
- sm->alloc_addr_and_port = nat_alloc_addr_and_port_default;
- else if (unformat (line_input, "map-e psid %d psid-offset %d psid-len %d",
- &psid, &psid_offset, &psid_length))
- {
- sm->alloc_addr_and_port = nat_alloc_addr_and_port_mape;
- sm->psid = (u16) psid;
- sm->psid_offset = (u16) psid_offset;
- sm->psid_length = (u16) psid_length;
- }
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-};
-
-VLIB_CLI_COMMAND (nat44_set_alloc_addr_and_port_alg_command, static) = {
- .path = "nat addr-port-assignment-alg",
- .short_help = "nat addr-port-assignment-alg <alg-name> [<alg-params>]",
- .function = nat44_set_alloc_addr_and_port_alg_command_fn,
-};
-
-static clib_error_t *
-snat_det_map_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- ip4_address_t in_addr, out_addr;
- u32 in_plen, out_plen;
- int is_add = 1, rv;
- 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, "in %U/%u", unformat_ip4_address, &in_addr, &in_plen))
- ;
- else if (unformat (line_input, "out %U/%u", unformat_ip4_address, &out_addr, &out_plen))
- ;
- 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 = snat_det_add_map(sm, &in_addr, (u8) in_plen, &out_addr, (u8)out_plen,
- is_add);
-
- if (rv)
- {
- error = clib_error_return (0, "snat_det_add_map return %d", rv);
- goto done;
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat deterministic add}
- * Create bijective mapping of inside address to outside address and port range
- * pairs, with the purpose of enabling deterministic NAT to reduce logging in
- * CGN deployments.
- * To create deterministic mapping between inside network 10.0.0.0/18 and
- * outside network 1.1.1.0/30 use:
- * # vpp# nat44 deterministic add in 10.0.0.0/18 out 1.1.1.0/30
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_det_map_command, static) = {
- .path = "nat44 deterministic add",
- .short_help = "nat44 deterministic add in <addr>/<plen> out <addr>/<plen> [del]",
- .function = snat_det_map_command_fn,
-};
-
-static clib_error_t *
-snat_det_forward_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- ip4_address_t in_addr, out_addr;
- u16 lo_port;
- snat_det_map_t * dm;
- 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_ip4_address, &in_addr))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- dm = snat_det_map_by_user(sm, &in_addr);
- if (!dm)
- vlib_cli_output (vm, "no match");
- else
- {
- snat_det_forward (dm, &in_addr, &out_addr, &lo_port);
- vlib_cli_output (vm, "%U:<%d-%d>", format_ip4_address, &out_addr,
- lo_port, lo_port + dm->ports_per_host - 1);
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat deterministic forward}
- * Return outside address and port range from inside address for deterministic
- * NAT.
- * To obtain outside address and port of inside host use:
- * vpp# nat44 deterministic forward 10.0.0.2
- * 1.1.1.0:<1054-1068>
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_det_forward_command, static) = {
- .path = "nat44 deterministic forward",
- .short_help = "nat44 deterministic forward <addr>",
- .function = snat_det_forward_command_fn,
-};
-
-static clib_error_t *
-snat_det_reverse_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- ip4_address_t in_addr, out_addr;
- u32 out_port;
- snat_det_map_t * dm;
- 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:%d", unformat_ip4_address, &out_addr, &out_port))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- if (out_port < 1024 || out_port > 65535)
- {
- error = clib_error_return (0, "wrong port, must be <1024-65535>");
- goto done;
- }
-
- dm = snat_det_map_by_out(sm, &out_addr);
- if (!dm)
- vlib_cli_output (vm, "no match");
- else
- {
- snat_det_reverse (dm, &out_addr, (u16) out_port, &in_addr);
- vlib_cli_output (vm, "%U", format_ip4_address, &in_addr);
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat deterministic reverse}
- * Return inside address from outside address and port for deterministic NAT.
- * To obtain inside host address from outside address and port use:
- * #vpp nat44 deterministic reverse 1.1.1.1:1276
- * 10.0.16.16
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_det_reverse_command, static) = {
- .path = "nat44 deterministic reverse",
- .short_help = "nat44 deterministic reverse <addr>:<port>",
- .function = snat_det_reverse_command_fn,
-};
-
-static clib_error_t *
-set_timeout_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- 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, "udp %u", &sm->udp_timeout))
- ;
- else if (unformat (line_input, "tcp-established %u",
- &sm->tcp_established_timeout))
- ;
- else if (unformat (line_input, "tcp-transitory %u",
- &sm->tcp_transitory_timeout))
- ;
- else if (unformat (line_input, "icmp %u", &sm->icmp_timeout))
- ;
- else if (unformat (line_input, "reset"))
- {
- sm->udp_timeout = SNAT_UDP_TIMEOUT;
- sm->tcp_established_timeout = SNAT_TCP_ESTABLISHED_TIMEOUT;
- sm->tcp_transitory_timeout = SNAT_TCP_TRANSITORY_TIMEOUT;
- sm->icmp_timeout = SNAT_ICMP_TIMEOUT;
- }
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{set snat deterministic timeout}
- * Set values of timeouts for deterministic NAT (in seconds), use:
- * vpp# set nat44 deterministic timeout udp 120 tcp-established 7500
- * tcp-transitory 250 icmp 90
- * To reset default values use:
- * vpp# set nat44 deterministic timeout reset
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (set_timeout_command, static) = {
- .path = "set nat44 deterministic timeout",
- .function = set_timeout_command_fn,
- .short_help =
- "set nat44 deterministic timeout [udp <sec> | tcp-established <sec> "
- "tcp-transitory <sec> | icmp <sec> | reset]",
-};
-
-static clib_error_t *
-snat_det_close_session_out_fn (vlib_main_t *vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- ip4_address_t out_addr, ext_addr, in_addr;
- u32 out_port, ext_port;
- snat_det_map_t * dm;
- snat_det_session_t * ses;
- snat_det_out_key_t key;
- 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:%d %U:%d",
- unformat_ip4_address, &out_addr, &out_port,
- unformat_ip4_address, &ext_addr, &ext_port))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- unformat_free (line_input);
-
- dm = snat_det_map_by_out(sm, &out_addr);
- if (!dm)
- vlib_cli_output (vm, "no match");
- else
- {
- snat_det_reverse(dm, &ext_addr, (u16)out_port, &in_addr);
- key.ext_host_addr = out_addr;
- key.ext_host_port = ntohs((u16)ext_port);
- key.out_port = ntohs((u16)out_port);
- ses = snat_det_get_ses_by_out(dm, &out_addr, key.as_u64);
- if (!ses)
- vlib_cli_output (vm, "no match");
- else
- snat_det_ses_close(dm, ses);
- }
-
-done:
- unformat_free (line_input);
-
- return error;
-}
-
-/*?
- * @cliexpar
- * @cliexstart{snat deterministic close session out}
- * Close session using outside ip address and port
- * and external ip address and port, use:
- * vpp# nat44 deterministic close session out 1.1.1.1:1276 2.2.2.2:2387
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_det_close_sesion_out_command, static) = {
- .path = "nat44 deterministic close session out",
- .short_help = "nat44 deterministic close session out "
- "<out_addr>:<out_port> <ext_addr>:<ext_port>",
- .function = snat_det_close_session_out_fn,
-};
-
-static clib_error_t *
-snat_det_close_session_in_fn (vlib_main_t *vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+void
+nat_set_alloc_addr_and_port_mape (u16 psid, u16 psid_offset, u16 psid_length)
{
snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- ip4_address_t in_addr, ext_addr;
- u32 in_port, ext_port;
- snat_det_map_t * dm;
- snat_det_session_t * ses;
- snat_det_out_key_t key;
- 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:%d %U:%d",
- unformat_ip4_address, &in_addr, &in_port,
- unformat_ip4_address, &ext_addr, &ext_port))
- ;
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- unformat_free (line_input);
-
- dm = snat_det_map_by_user (sm, &in_addr);
- if (!dm)
- vlib_cli_output (vm, "no match");
- else
- {
- key.ext_host_addr = ext_addr;
- key.ext_host_port = ntohs ((u16)ext_port);
- ses = snat_det_find_ses_by_in (dm, &in_addr, ntohs((u16)in_port), key);
- if (!ses)
- vlib_cli_output (vm, "no match");
- else
- snat_det_ses_close(dm, ses);
- }
-
-done:
- unformat_free(line_input);
-
- return error;
+ sm->alloc_addr_and_port = nat_alloc_addr_and_port_mape;
+ sm->psid = psid;
+ sm->psid_offset = psid_offset;
+ sm->psid_length = psid_length;
}
-/*?
- * @cliexpar
- * @cliexstart{snat deterministic close_session_in}
- * Close session using inside ip address and port
- * and external ip address and port, use:
- * vpp# nat44 deterministic close session in 3.3.3.3:3487 2.2.2.2:2387
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_det_close_session_in_command, static) = {
- .path = "nat44 deterministic close session in",
- .short_help = "nat44 deterministic close session in "
- "<in_addr>:<in_port> <ext_addr>:<ext_port>",
- .function = snat_det_close_session_in_fn,
-};
-
-static clib_error_t *
-snat_forwarding_set_command_fn (vlib_main_t *vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+void
+nat_set_alloc_addr_and_port_default (void)
{
snat_main_t *sm = &snat_main;
- unformat_input_t _line_input, *line_input = &_line_input;
- u8 forwarding_enable;
- u8 forwarding_enable_set = 0;
- clib_error_t *error = 0;
- /* Get a line of input. */
- if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "'enable' or 'disable' expected");
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (!forwarding_enable_set && unformat (line_input, "enable"))
- {
- forwarding_enable = 1;
- forwarding_enable_set = 1;
- }
- else if (!forwarding_enable_set && unformat (line_input, "disable"))
- {
- forwarding_enable = 0;
- forwarding_enable_set = 1;
- }
- else
- {
- error = clib_error_return (0, "unknown input '%U'",
- format_unformat_error, line_input);
- goto done;
- }
- }
-
- if (!forwarding_enable_set)
- {
- error = clib_error_return (0, "'enable' or 'disable' expected");
- goto done;
- }
-
- sm->forwarding_enabled = forwarding_enable;
-
-done:
- unformat_free(line_input);
-
- return error;
+ sm->alloc_addr_and_port = nat_alloc_addr_and_port_default;
}
-/*?
- * @cliexpar
- * @cliexstart{nat44 forwarding}
- * Enable or disable forwarding
- * Forward packets which don't match existing translation
- * or static mapping instead of dropping them.
- * To enable forwarding, use:
- * vpp# nat44 forwarding enable
- * To disable forwarding, use:
- * vpp# nat44 forwarding disable
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (snat_forwarding_set_command, static) = {
- .path = "nat44 forwarding",
- .short_help = "nat44 forwarding enable|disable",
- .function = snat_forwarding_set_command_fn,
-};