FD.io VPP  v17.01.1-3-gc6833f8
Vector Packet Processing
ikev2_cli.c
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1 /*
2  * Copyright (c) 2015 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:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
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.
14  */
15 #include <vlib/vlib.h>
16 #include <vnet/vnet.h>
17 #include <vnet/pg/pg.h>
18 #include <vppinfra/error.h>
19 #include <vnet/ip/udp.h>
20 #include <vnet/ipsec/ikev2.h>
21 #include <vnet/ipsec/ikev2_priv.h>
22 
23 u8 *
24 format_ikev2_id_type_and_data (u8 * s, va_list * args)
25 {
26  ikev2_id_t *id = va_arg (*args, ikev2_id_t *);
27 
28  if (id->type == 0 || vec_len (id->data) == 0)
29  return format (s, "none");
30 
31  s = format (s, "%U", format_ikev2_id_type, id->type);
32 
33  if (id->type == IKEV2_ID_TYPE_ID_FQDN ||
34  id->type == IKEV2_ID_TYPE_ID_RFC822_ADDR)
35  {
36  s = format (s, " %v", id->data);
37  }
38  else
39  {
40  s =
41  format (s, " %U", format_hex_bytes, &id->data,
42  (uword) (vec_len (id->data)));
43  }
44 
45  return s;
46 }
47 
48 
49 static clib_error_t *
51  unformat_input_t * input, vlib_cli_command_t * cmd)
52 {
53  ikev2_main_t *km = &ikev2_main;
55  ikev2_sa_t *sa;
56  ikev2_ts_t *ts;
57  ikev2_child_sa_t *child;
59 
60  vec_foreach (tkm, km->per_thread_data)
61  {
62  /* *INDENT-OFF* */
63  pool_foreach (sa, tkm->sas, ({
64  u8 * s = 0;
65  vlib_cli_output(vm, " iip %U ispi %lx rip %U rspi %lx",
66  format_ip4_address, &sa->iaddr, sa->ispi,
67  format_ip4_address, &sa->raddr, sa->rspi);
68 
69  tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
70  s = format(s, "%U ", format_ikev2_sa_transform, tr);
71 
72  tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
73  s = format(s, "%U ", format_ikev2_sa_transform, tr);
74 
75  tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
76  s = format(s, "%U ", format_ikev2_sa_transform, tr);
77 
78  tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_DH);
79  s = format(s, "%U ", format_ikev2_sa_transform, tr);
80 
81  vlib_cli_output(vm, " %v", s);
82  vec_free(s);
83 
84  vlib_cli_output(vm, " nonce i:%U\n r:%U",
85  format_hex_bytes, sa->i_nonce, vec_len(sa->i_nonce),
86  format_hex_bytes, sa->r_nonce, vec_len(sa->r_nonce));
87 
88  vlib_cli_output(vm, " SK_d %U",
89  format_hex_bytes, sa->sk_d, vec_len(sa->sk_d));
90  vlib_cli_output(vm, " SK_a i:%U\n r:%U",
91  format_hex_bytes, sa->sk_ai, vec_len(sa->sk_ai),
92  format_hex_bytes, sa->sk_ar, vec_len(sa->sk_ar));
93  vlib_cli_output(vm, " SK_e i:%U\n r:%U",
94  format_hex_bytes, sa->sk_ei, vec_len(sa->sk_ei),
95  format_hex_bytes, sa->sk_er, vec_len(sa->sk_er));
96  vlib_cli_output(vm, " SK_p i:%U\n r:%U",
97  format_hex_bytes, sa->sk_pi, vec_len(sa->sk_pi),
98  format_hex_bytes, sa->sk_pr, vec_len(sa->sk_pr));
99 
100  vlib_cli_output(vm, " identifier (i) %U",
101  format_ikev2_id_type_and_data, &sa->i_id);
102  vlib_cli_output(vm, " identifier (r) %U",
103  format_ikev2_id_type_and_data, &sa->r_id);
104 
105  vec_foreach(child, sa->childs)
106  {
107  vlib_cli_output(vm, " child sa %u:", child - sa->childs);
108 
109  tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
110  s = format(s, "%U ", format_ikev2_sa_transform, tr);
111 
112  tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
113  s = format(s, "%U ", format_ikev2_sa_transform, tr);
114 
115  tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_ESN);
116  s = format(s, "%U ", format_ikev2_sa_transform, tr);
117 
118  vlib_cli_output(vm, " %v", s);
119  vec_free(s);
120 
121  vlib_cli_output(vm, " spi(i) %lx spi(r) %lx",
122  child->i_proposals ? child->i_proposals[0].spi : 0,
123  child->r_proposals ? child->r_proposals[0].spi : 0);
124 
125  vlib_cli_output(vm, " SK_e i:%U\n r:%U",
126  format_hex_bytes, child->sk_ei, vec_len(child->sk_ei),
127  format_hex_bytes, child->sk_er, vec_len(child->sk_er));
128  vlib_cli_output(vm, " SK_a i:%U\n r:%U",
129  format_hex_bytes, child->sk_ai, vec_len(child->sk_ai),
130  format_hex_bytes, child->sk_ar, vec_len(child->sk_ar));
131  vlib_cli_output(vm, " traffic selectors (i):");
132  vec_foreach(ts, child->tsi)
133  {
134  vlib_cli_output(vm, " %u type %u protocol_id %u addr "
135  "%U - %U port %u - %u",
136  ts - child->tsi,
137  ts->ts_type, ts->protocol_id,
138  format_ip4_address, &ts->start_addr,
139  format_ip4_address, &ts->end_addr,
140  clib_net_to_host_u16( ts->start_port),
141  clib_net_to_host_u16( ts->end_port));
142  }
143  vlib_cli_output(vm, " traffic selectors (r):");
144  vec_foreach(ts, child->tsr)
145  {
146  vlib_cli_output(vm, " %u type %u protocol_id %u addr "
147  "%U - %U port %u - %u",
148  ts - child->tsr,
149  ts->ts_type, ts->protocol_id,
150  format_ip4_address, &ts->start_addr,
151  format_ip4_address, &ts->end_addr,
152  clib_net_to_host_u16( ts->start_port),
153  clib_net_to_host_u16( ts->end_port));
154  }
155  }
156  vlib_cli_output(vm, "");
157  }));
158  /* *INDENT-ON* */
159  }
160  return 0;
161 }
162 
163 /* *INDENT-OFF* */
164 VLIB_CLI_COMMAND (show_ikev2_sa_command, static) = {
165  .path = "show ikev2 sa",
166  .short_help = "show ikev2 sa",
167  .function = show_ikev2_sa_command_fn,
168 };
169 /* *INDENT-ON* */
170 
171 static clib_error_t *
173  unformat_input_t * input,
174  vlib_cli_command_t * cmd)
175 {
176  unformat_input_t _line_input, *line_input = &_line_input;
177  u8 *name = 0;
178  clib_error_t *r = 0;
179  u32 id_type;
180  u8 *data = 0;
181  u32 tmp1, tmp2, tmp3;
182  ip4_address_t ip4;
183  ip4_address_t end_addr;
184 
185  const char *valid_chars = "a-zA-Z0-9_";
186 
187  if (!unformat_user (input, unformat_line_input, line_input))
188  return 0;
189 
190  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
191  {
192  if (unformat (line_input, "add %U", unformat_token, valid_chars, &name))
193  {
194  r = ikev2_add_del_profile (vm, name, 1);
195  goto done;
196  }
197  else
198  if (unformat
199  (line_input, "del %U", unformat_token, valid_chars, &name))
200  {
201  r = ikev2_add_del_profile (vm, name, 0);
202  goto done;
203  }
204  else if (unformat (line_input, "set %U auth shared-key-mic string %v",
205  unformat_token, valid_chars, &name, &data))
206  {
207  r =
208  ikev2_set_profile_auth (vm, name,
209  IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
210  0);
211  goto done;
212  }
213  else if (unformat (line_input, "set %U auth shared-key-mic hex %U",
214  unformat_token, valid_chars, &name,
215  unformat_hex_string, &data))
216  {
217  r =
218  ikev2_set_profile_auth (vm, name,
219  IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
220  1);
221  goto done;
222  }
223  else if (unformat (line_input, "set %U auth rsa-sig cert-file %v",
224  unformat_token, valid_chars, &name, &data))
225  {
226  r =
227  ikev2_set_profile_auth (vm, name, IKEV2_AUTH_METHOD_RSA_SIG, data,
228  0);
229  goto done;
230  }
231  else if (unformat (line_input, "set %U id local %U %U",
232  unformat_token, valid_chars, &name,
233  unformat_ikev2_id_type, &id_type,
234  unformat_ip4_address, &ip4))
235  {
236  data = vec_new (u8, 4);
237  clib_memcpy (data, ip4.as_u8, 4);
238  r =
239  ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
240  goto done;
241  }
242  else if (unformat (line_input, "set %U id local %U 0x%U",
243  unformat_token, valid_chars, &name,
244  unformat_ikev2_id_type, &id_type,
245  unformat_hex_string, &data))
246  {
247  r =
248  ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
249  goto done;
250  }
251  else if (unformat (line_input, "set %U id local %U %v",
252  unformat_token, valid_chars, &name,
253  unformat_ikev2_id_type, &id_type, &data))
254  {
255  r =
256  ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
257  goto done;
258  }
259  else if (unformat (line_input, "set %U id remote %U %U",
260  unformat_token, valid_chars, &name,
261  unformat_ikev2_id_type, &id_type,
262  unformat_ip4_address, &ip4))
263  {
264  data = vec_new (u8, 4);
265  clib_memcpy (data, ip4.as_u8, 4);
266  r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
267  0);
268  goto done;
269  }
270  else if (unformat (line_input, "set %U id remote %U 0x%U",
271  unformat_token, valid_chars, &name,
272  unformat_ikev2_id_type, &id_type,
273  unformat_hex_string, &data))
274  {
275  r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
276  0);
277  goto done;
278  }
279  else if (unformat (line_input, "set %U id remote %U %v",
280  unformat_token, valid_chars, &name,
281  unformat_ikev2_id_type, &id_type, &data))
282  {
283  r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
284  0);
285  goto done;
286  }
287  else if (unformat (line_input, "set %U traffic-selector local "
288  "ip-range %U - %U port-range %u - %u protocol %u",
289  unformat_token, valid_chars, &name,
290  unformat_ip4_address, &ip4,
291  unformat_ip4_address, &end_addr,
292  &tmp1, &tmp2, &tmp3))
293  {
294  r =
295  ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
296  ip4, end_addr, /*local */ 1);
297  goto done;
298  }
299  else if (unformat (line_input, "set %U traffic-selector remote "
300  "ip-range %U - %U port-range %u - %u protocol %u",
301  unformat_token, valid_chars, &name,
302  unformat_ip4_address, &ip4,
303  unformat_ip4_address, &end_addr,
304  &tmp1, &tmp2, &tmp3))
305  {
306  r =
307  ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
308  ip4, end_addr, /*remote */ 0);
309  goto done;
310  }
311  else
312  break;
313  }
314 
315  r = clib_error_return (0, "parse error: '%U'",
316  format_unformat_error, line_input);
317 
318 done:
319  vec_free (name);
320  vec_free (data);
321  unformat_free (line_input);
322  return r;
323 }
324 
325 /* *INDENT-OFF* */
326 VLIB_CLI_COMMAND (ikev2_profile_add_del_command, static) = {
327  .path = "ikev2 profile",
328  .short_help =
329  "ikev2 profile [add|del] <id>\n"
330  "ikev2 profile set <id> auth [rsa-sig|shared-key-mic] [cert-file|string|hex]"
331  " <data>\n"
332  "ikev2 profile set <id> id <local|remote> <type> <data>\n"
333  "ikev2 profile set <id> traffic-selector <local|remote> ip-range "
334  "<start-addr> - <end-addr> port-range <start-port> - <end-port> "
335  "protocol <protocol-number>",
337 };
338 /* *INDENT-ON* */
339 
340 static clib_error_t *
342  unformat_input_t * input,
343  vlib_cli_command_t * cmd)
344 {
345  ikev2_main_t *km = &ikev2_main;
346  ikev2_profile_t *p;
347 
348  /* *INDENT-OFF* */
349  pool_foreach (p, km->profiles, ({
350  vlib_cli_output(vm, "profile %v", p->name);
351 
352  if (p->auth.data)
353  {
354  if (p->auth.hex)
355  vlib_cli_output(vm, " auth-method %U auth data 0x%U",
356  format_ikev2_auth_method, p->auth.method,
357  format_hex_bytes, p->auth.data, vec_len(p->auth.data));
358  else
359  vlib_cli_output(vm, " auth-method %U auth data %v",
360  format_ikev2_auth_method, p->auth.method, p->auth.data);
361  }
362 
363  if (p->loc_id.data)
364  {
365  if (p->loc_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
366  vlib_cli_output(vm, " local id-type %U data %U",
367  format_ikev2_id_type, p->loc_id.type,
368  format_ip4_address, p->loc_id.data);
369  else if (p->loc_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
370  vlib_cli_output(vm, " local id-type %U data 0x%U",
371  format_ikev2_id_type, p->loc_id.type,
372  format_hex_bytes, p->loc_id.data,
373  vec_len(p->loc_id.data));
374  else
375  vlib_cli_output(vm, " local id-type %U data %v",
376  format_ikev2_id_type, p->loc_id.type, p->loc_id.data);
377  }
378 
379  if (p->rem_id.data)
380  {
381  if (p->rem_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
382  vlib_cli_output(vm, " remote id-type %U data %U",
383  format_ikev2_id_type, p->rem_id.type,
384  format_ip4_address, p->rem_id.data);
385  else if (p->rem_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
386  vlib_cli_output(vm, " remote id-type %U data 0x%U",
387  format_ikev2_id_type, p->rem_id.type,
388  format_hex_bytes, p->rem_id.data,
389  vec_len(p->rem_id.data));
390  else
391  vlib_cli_output(vm, " remote id-type %U data %v",
392  format_ikev2_id_type, p->rem_id.type, p->rem_id.data);
393  }
394 
395  if (p->loc_ts.end_addr.as_u32)
396  vlib_cli_output(vm, " local traffic-selector addr %U - %U port %u - %u"
397  " protocol %u",
401  p->loc_ts.protocol_id);
402 
403  if (p->rem_ts.end_addr.as_u32)
404  vlib_cli_output(vm, " remote traffic-selector addr %U - %U port %u - %u"
405  " protocol %u",
409  p->rem_ts.protocol_id);
410  }));
411  /* *INDENT-ON* */
412 
413  return 0;
414 }
415 
416 /* *INDENT-OFF* */
417 VLIB_CLI_COMMAND (show_ikev2_profile_command, static) = {
418  .path = "show ikev2 profile",
419  .short_help = "show ikev2 profile",
420  .function = show_ikev2_profile_command_fn,
421 };
422 /* *INDENT-ON* */
423 
424 static clib_error_t *
426  unformat_input_t * input,
427  vlib_cli_command_t * cmd)
428 {
429  unformat_input_t _line_input, *line_input = &_line_input;
430  clib_error_t *r = 0;
431  u8 *data = 0;
432 
433  if (!unformat_user (input, unformat_line_input, line_input))
434  return 0;
435 
436  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
437  {
438  if (unformat (line_input, "%s", &data))
439  {
440  r = ikev2_set_local_key (vm, data);
441  goto done;
442  }
443  else
444  break;
445  }
446 
447  r = clib_error_return (0, "parse error: '%U'",
448  format_unformat_error, line_input);
449 
450 done:
451  vec_free (data);
452  unformat_free (line_input);
453  return r;
454 }
455 
456 /* *INDENT-OFF* */
457 VLIB_CLI_COMMAND (set_ikev2_local_key_command, static) = {
458  .path = "set ikev2 local key",
459  .short_help =
460  "set ikev2 local key <file>",
461  .function = set_ikev2_local_key_command_fn,
462 };
463 /* *INDENT-ON* */
464 
465 clib_error_t *
467 {
468  return 0;
469 }
470 
472 
473 /*
474  * fd.io coding-style-patch-verification: ON
475  *
476  * Local Variables:
477  * eval: (c-set-style "gnu")
478  * End:
479  */
ikev2_main_per_thread_data_t * per_thread_data
Definition: ikev2_priv.h:253
u8 * format_ikev2_id_type_and_data(u8 *s, va_list *args)
Definition: ikev2_cli.c:24
ikev2_id_type_t type
Definition: ikev2_priv.h:112
uword unformat(unformat_input_t *i, char *fmt,...)
Definition: unformat.c:966
clib_error_t * ikev2_add_del_profile(vlib_main_t *vm, u8 *name, int is_add)
Definition: ikev2.c:2008
ikev2_profile_t * profiles
Definition: ikev2_priv.h:238
#define UNFORMAT_END_OF_INPUT
Definition: format.h:143
unformat_function_t unformat_token
Definition: format.h:284
uword unformat_ikev2_id_type(unformat_input_t *input, va_list *args)
ikev2_main_t ikev2_main
Definition: ikev2_priv.h:257
format_function_t format_ip4_address
Definition: format.h:79
ikev2_id_t rem_id
Definition: ikev2_priv.h:221
static clib_error_t * show_ikev2_sa_command_fn(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition: ikev2_cli.c:50
#define pool_foreach(VAR, POOL, BODY)
Iterate through pool.
Definition: pool.h:348
#define VLIB_INIT_FUNCTION(x)
Definition: init.h:111
#define vec_new(T, N)
Create new vector of given type and length (unspecified alignment, no header).
Definition: vec.h:270
unformat_function_t unformat_hex_string
Definition: format.h:287
clib_error_t * ikev2_set_profile_auth(vlib_main_t *vm, u8 *name, u8 auth_method, u8 *auth_data, u8 data_hex_format)
Definition: ikev2.c:2038
ip4_address_t start_addr
Definition: ikev2_priv.h:106
u8 * format_hex_bytes(u8 *s, va_list *va)
Definition: std-formats.c:84
static void unformat_free(unformat_input_t *i)
Definition: format.h:161
uword unformat_user(unformat_input_t *input, unformat_function_t *func,...)
Definition: unformat.c:977
ikev2_id_t loc_id
Definition: ikev2_priv.h:220
unformat_function_t unformat_ip4_address
Definition: format.h:76
clib_error_t * ikev2_set_profile_id(vlib_main_t *vm, u8 *name, u8 id_type, u8 *data, int is_local)
Definition: ikev2.c:2070
ikev2_ts_t rem_ts
Definition: ikev2_priv.h:223
u16 end_port
Definition: ikev2_priv.h:105
ip4_address_t end_addr
Definition: ikev2_priv.h:107
void vlib_cli_output(vlib_main_t *vm, char *fmt,...)
Definition: cli.c:576
clib_error_t * ikev2_set_local_key(vlib_main_t *vm, u8 *file)
Definition: ikev2.c:1996
clib_error_t * ikev2_set_profile_ts(vlib_main_t *vm, u8 *name, u8 protocol_id, u16 start_port, u16 end_port, ip4_address_t start_addr, ip4_address_t end_addr, int is_local)
Definition: ikev2.c:2109
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:300
#define clib_memcpy(a, b, c)
Definition: string.h:69
ikev2_ts_t loc_ts
Definition: ikev2_priv.h:222
#define VLIB_CLI_COMMAND(x,...)
Definition: cli.h:154
u8 protocol_id
Definition: ikev2_priv.h:102
unsigned int u32
Definition: types.h:88
u8 * format_unformat_error(u8 *s, va_list *va)
Definition: unformat.c:91
u64 uword
Definition: types.h:112
static clib_error_t * show_ikev2_profile_command_fn(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition: ikev2_cli.c:341
unsigned short u16
Definition: types.h:57
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
u16 start_port
Definition: ikev2_priv.h:104
unsigned char u8
Definition: types.h:56
static clib_error_t * set_ikev2_local_key_command_fn(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition: ikev2_cli.c:425
static uword unformat_check_input(unformat_input_t *i)
Definition: format.h:169
u8 * format(u8 *s, const char *fmt,...)
Definition: format.c:418
clib_error_t * ikev2_cli_init(vlib_main_t *vm)
Definition: ikev2_cli.c:466
#define vec_foreach(var, vec)
Vector iterator.
#define clib_error_return(e, args...)
Definition: error.h:111
struct _unformat_input_t unformat_input_t
static clib_error_t * ikev2_profile_add_del_command_fn(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition: ikev2_cli.c:172
unformat_function_t unformat_line_input
Definition: format.h:281
u8 * format_ikev2_id_type(u8 *s, va_list *args)