2 * Copyright (c) 2017 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #include <nat/dslite/dslite.h>
17 #define DSLITE_EXPECTED_ARGUMENT "expected required argument(s)"
20 dslite_add_del_pool_addr_command_fn (vlib_main_t * vm,
21 unformat_input_t * input,
22 vlib_cli_command_t * cmd)
24 dslite_main_t *dm = &dslite_main;
25 unformat_input_t _line_input, *line_input = &_line_input;
26 ip4_address_t start_addr, end_addr, this_addr;
27 u32 start_host_order, end_host_order;
30 clib_error_t *error = 0;
32 /* Get a line of input. */
33 if (!unformat_user (input, unformat_line_input, line_input))
34 return clib_error_return (0, DSLITE_EXPECTED_ARGUMENT);
36 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
38 if (unformat (line_input, "%U - %U",
39 unformat_ip4_address, &start_addr,
40 unformat_ip4_address, &end_addr))
42 else if (unformat (line_input, "%U", unformat_ip4_address, &start_addr))
43 end_addr = start_addr;
44 else if (unformat (line_input, "del"))
48 error = clib_error_return (0, "unknown input '%U'",
49 format_unformat_error, line_input);
54 start_host_order = clib_host_to_net_u32 (start_addr.as_u32);
55 end_host_order = clib_host_to_net_u32 (end_addr.as_u32);
57 if (end_host_order < start_host_order)
59 error = clib_error_return (0, "end address less than start address");
63 count = (end_host_order - start_host_order) + 1;
64 this_addr = start_addr;
66 rv = nat_add_del_ip4_pool_addrs (&dm->pool, this_addr, count, is_add, 0);
70 case VNET_API_ERROR_NO_SUCH_ENTRY:
72 clib_error_return (0, "DS-Lite pool address %U not exist.",
73 format_ip4_address, &this_addr);
75 case VNET_API_ERROR_VALUE_EXIST:
77 clib_error_return (0, "DS-Lite pool address %U exist.",
78 format_ip4_address, &this_addr);
83 unformat_free (line_input);
89 dslite_show_pool_command_fn (vlib_main_t * vm,
90 unformat_input_t * input,
91 vlib_cli_command_t * cmd)
93 dslite_main_t *dm = &dslite_main;
94 nat_ip4_pool_addr_t *a;
96 vlib_cli_output (vm, "DS-Lite pool:");
98 vec_foreach (a, dm->pool.pool_addr)
100 vlib_cli_output (vm, "%U", format_ip4_address, &a->addr);
105 static clib_error_t *
106 dslite_set_aftr_tunnel_addr_command_fn (vlib_main_t * vm,
107 unformat_input_t * input,
108 vlib_cli_command_t * cmd)
110 dslite_main_t *dm = &dslite_main;
111 unformat_input_t _line_input, *line_input = &_line_input;
112 ip6_address_t ip6_addr;
114 clib_error_t *error = 0;
116 /* Get a line of input. */
117 if (!unformat_user (input, unformat_line_input, line_input))
118 return clib_error_return (0, DSLITE_EXPECTED_ARGUMENT);
120 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
122 if (unformat (line_input, "%U", unformat_ip6_address, &ip6_addr))
126 error = clib_error_return (0, "unknown input '%U'",
127 format_unformat_error, line_input);
132 rv = dslite_set_aftr_ip6_addr (dm, &ip6_addr);
136 clib_error_return (0,
137 "Set DS-Lite AFTR tunnel endpoint address failed.");
140 unformat_free (line_input);
145 static clib_error_t *
146 dslite_show_aftr_ip6_addr_command_fn (vlib_main_t * vm,
147 unformat_input_t * input,
148 vlib_cli_command_t * cmd)
150 dslite_main_t *dm = &dslite_main;
152 vlib_cli_output (vm, "%U", format_ip6_address, &dm->aftr_ip6_addr);
156 static clib_error_t *
157 dslite_set_b4_tunnel_addr_command_fn (vlib_main_t * vm,
158 unformat_input_t * input,
159 vlib_cli_command_t * cmd)
161 dslite_main_t *dm = &dslite_main;
162 unformat_input_t _line_input, *line_input = &_line_input;
163 ip6_address_t ip6_addr;
165 clib_error_t *error = 0;
167 /* Get a line of input. */
168 if (!unformat_user (input, unformat_line_input, line_input))
169 return clib_error_return (0, DSLITE_EXPECTED_ARGUMENT);
171 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
173 if (unformat (line_input, "%U", unformat_ip6_address, &ip6_addr))
177 error = clib_error_return (0, "unknown input '%U'",
178 format_unformat_error, line_input);
183 rv = dslite_set_b4_ip6_addr (dm, &ip6_addr);
187 clib_error_return (0, "Set DS-Lite B4 tunnel endpoint address failed.");
190 unformat_free (line_input);
195 static clib_error_t *
196 dslite_show_b4_ip6_addr_command_fn (vlib_main_t * vm,
197 unformat_input_t * input,
198 vlib_cli_command_t * cmd)
200 dslite_main_t *dm = &dslite_main;
202 vlib_cli_output (vm, "%U", format_ip6_address, &dm->b4_ip6_addr);
207 format_dslite_session (u8 * s, va_list * args)
209 dslite_session_t *session = va_arg (*args, dslite_session_t *);
210 u32 indent = format_get_indent (s);
212 s = format (s, "%Uin %U:%u out %U:%u protocol %U\n",
213 format_white_space, indent + 2,
214 format_ip4_address, &session->in2out.addr,
215 clib_net_to_host_u16 (session->in2out.port),
216 format_ip4_address, &session->out2in.addr,
217 clib_net_to_host_u16 (session->out2in.port),
218 format_nat_protocol, session->in2out.proto);
219 s = format (s, "%Utotal pkts %d, total bytes %lld\n",
220 format_white_space, indent + 4,
221 session->total_pkts, session->total_bytes);
226 format_dslite_b4 (u8 * s, va_list * args)
228 dslite_per_thread_data_t *td = va_arg (*args, dslite_per_thread_data_t *);
229 dslite_b4_t *b4 = va_arg (*args, dslite_b4_t *);
230 dlist_elt_t *head, *elt;
231 u32 elt_index, head_index;
233 dslite_session_t *session;
236 format (s, "B4 %U %d sessions\n", format_ip6_address, &b4->addr,
239 if (b4->nsessions == 0)
242 head_index = b4->sessions_per_b4_list_head_index;
243 head = pool_elt_at_index (td->list_pool, head_index);
244 elt_index = head->next;
245 elt = pool_elt_at_index (td->list_pool, elt_index);
246 session_index = elt->value;
247 while (session_index != ~0)
249 session = pool_elt_at_index (td->sessions, session_index);
250 s = format (s, "%U", format_dslite_session, session);
251 elt_index = elt->next;
252 elt = pool_elt_at_index (td->list_pool, elt_index);
253 session_index = elt->value;
259 static clib_error_t *
260 dslite_show_sessions_command_fn (vlib_main_t * vm,
261 unformat_input_t * input,
262 vlib_cli_command_t * cmd)
264 dslite_main_t *dm = &dslite_main;
265 dslite_per_thread_data_t *td;
268 vec_foreach (td, dm->per_thread_data)
270 pool_foreach (b4, td->b4s)
272 vlib_cli_output (vm, "%U", format_dslite_b4, td, b4);
282 * @cliexstart{dslite add pool address}
283 * Add/delete DS-Lite pool address for AFTR element.
284 * To add DS-Lite pool address use:
285 * vpp# dslite add pool address 10.1.1.3
286 * To add DS-Lite pool address range use:
287 * vpp# dslite add pool address 10.1.1.5 - 10.1.1.7
290 VLIB_CLI_COMMAND (dslite_add_pool_address_command, static) = {
291 .path = "dslite add pool address",
292 .short_help = "dslite add pool address <ip4-range-start> [- <ip4-range-end>] "
294 .function = dslite_add_del_pool_addr_command_fn,
299 * @cliexstart{show dslite pool}
300 * Show DS-lite pool addresses.
301 * vpp# show dslite pool
309 VLIB_CLI_COMMAND (show_dslite_pool_command, static) = {
310 .path = "show dslite pool",
311 .short_help = "show dslite pool",
312 .function = dslite_show_pool_command_fn,
317 * @cliexstart{dslite set aftr-tunnel-endpoint-address}
318 * Set IPv6 tunnel endpoint address of the AFTR element.
319 * To set AFTR tunnel endpoint address use:
320 * vpp# dslite set aftr-tunnel-endpoint-address 2001:db8:85a3::8a2e:370:1
323 VLIB_CLI_COMMAND (dslite_set_aftr_tunnel_addr, static) = {
324 .path = "dslite set aftr-tunnel-endpoint-address",
325 .short_help = "dslite set aftr-tunnel-endpoint-address <ip6>",
326 .function = dslite_set_aftr_tunnel_addr_command_fn,
331 * @cliexstart{show dslite aftr-tunnel-endpoint-address}
332 * Show IPv6 tunnel endpoint address of the AFTR element.
333 * vpp# show dslite aftr-tunnel-endpoint-address
334 * 2001:db8:85a3::8a2e:370:1
337 VLIB_CLI_COMMAND (dslite_show_aftr_ip6_addr, static) = {
338 .path = "show dslite aftr-tunnel-endpoint-address",
339 .short_help = "show dslite aftr-tunnel-endpoint-address",
340 .function = dslite_show_aftr_ip6_addr_command_fn,
345 * @cliexstart{dslite set b4-tunnel-endpoint-address}
346 * Set IPv6 tunnel endpoint address of the B4 element.
347 * To set B4 tunnel endpoint address use:
348 * vpp# dslite set b4-tunnel-endpoint-address 2001:db8:62aa::375e:f4c1:1
351 VLIB_CLI_COMMAND (dslite_set_b4_tunnel_addr, static) = {
352 .path = "dslite set b4-tunnel-endpoint-address",
353 .short_help = "dslite set b4-tunnel-endpoint-address <ip6>",
354 .function = dslite_set_b4_tunnel_addr_command_fn,
359 * @cliexstart{show dslite b4-tunnel-endpoint-address}
360 * Show IPv6 tunnel endpoint address of the B4 element.
361 * vpp# show dslite b4-tunnel-endpoint-address
362 * 2001:db8:62aa::375e:f4c1:1
365 VLIB_CLI_COMMAND (dslite_show_b4_ip6_addr, static) = {
366 .path = "show dslite b4-tunnel-endpoint-address",
367 .short_help = "show dslite b4-tunnel-endpoint-address",
368 .function = dslite_show_b4_ip6_addr_command_fn,
373 * @cliexstart{show dslite sessions}
374 * Show DS-Lite sessions.
375 * vpp# show dslite sessions
376 * B4 fd01:2::2 1 sessions
377 * in 192.168.1.1:20000 out 10.0.0.3:16253 protocol udp
378 * total pkts 2, total bytes 136
379 * B4 fd01:2::3 2 sessions
380 * in 192.168.1.1:20001 out 10.0.0.3:18995 protocol tcp
381 * total pkts 2, total bytes 160
382 * in 192.168.1.1:4000 out 10.0.0.3:53893 protocol icmp
383 * total pkts 2, total bytes 136
386 VLIB_CLI_COMMAND (dslite_show_sessions, static) = {
387 .path = "show dslite sessions",
388 .short_help = "show dslite sessions",
389 .function = dslite_show_sessions_command_fn,
394 * fd.io coding-style-patch-verification: ON
397 * eval: (c-set-style "gnu")