src/plugins/ikev2/ikev2_cli.c

   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/udp/udp.h>
  20 #include <plugins/ikev2/ikev2.h>
  21 #include <plugins/ikev2/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 *
  50 show_ikev2_sa_command_fn (vlib_main_t * vm,
  51                           unformat_input_t * input, vlib_cli_command_t * cmd)
  52 {
  53   ikev2_main_t *km = &ikev2_main;
  54   ikev2_main_per_thread_data_t *tkm;
  55   ikev2_sa_t *sa;
  56   ikev2_ts_t *ts;
  57   ikev2_child_sa_t *child;
  58   ikev2_sa_transform_t *tr;
  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 *
 172 ikev2_profile_add_del_command_fn (vlib_main_t * vm,
 173                                   unformat_input_t * input,
 174                                   vlib_cli_command_t * cmd)
 175 {
 176   vnet_main_t *vnm = vnet_get_main ();
 177   unformat_input_t _line_input, *line_input = &_line_input;
 178   u8 *name = 0;
 179   clib_error_t *r = 0;
 180   u32 id_type;
 181   u8 *data = 0;
 182   u32 tmp1, tmp2, tmp3;
 183   u64 tmp4, tmp5;
 184   ip4_address_t ip4;
 185   ip4_address_t end_addr;
 186   u32 responder_sw_if_index = (u32) ~ 0;
 187   u32 tun_sw_if_index = (u32) ~ 0;
 188   ip4_address_t responder_ip4;
 189   ikev2_transform_encr_type_t crypto_alg;
 190   ikev2_transform_integ_type_t integ_alg;
 191   ikev2_transform_dh_type_t dh_type;
 192
 193   const char *valid_chars = "a-zA-Z0-9_";
 194
 195   if (!unformat_user (input, unformat_line_input, line_input))
 196     return 0;
 197
 198   while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
 199     {
 200       if (unformat (line_input, "add %U", unformat_token, valid_chars, &name))
 201         {
 202           r = ikev2_add_del_profile (vm, name, 1);
 203           goto done;
 204         }
 205       else
 206         if (unformat
 207             (line_input, "del %U", unformat_token, valid_chars, &name))
 208         {
 209           r = ikev2_add_del_profile (vm, name, 0);
 210           goto done;
 211         }
 212       else if (unformat (line_input, "set %U auth shared-key-mic string %v",
 213                          unformat_token, valid_chars, &name, &data))
 214         {
 215           r =
 216             ikev2_set_profile_auth (vm, name,
 217                                     IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
 218                                     0);
 219           goto done;
 220         }
 221       else if (unformat (line_input, "set %U auth shared-key-mic hex %U",
 222                          unformat_token, valid_chars, &name,
 223                          unformat_hex_string, &data))
 224         {
 225           r =
 226             ikev2_set_profile_auth (vm, name,
 227                                     IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
 228                                     1);
 229           goto done;
 230         }
 231       else if (unformat (line_input, "set %U auth rsa-sig cert-file %v",
 232                          unformat_token, valid_chars, &name, &data))
 233         {
 234           r =
 235             ikev2_set_profile_auth (vm, name, IKEV2_AUTH_METHOD_RSA_SIG, data,
 236                                     0);
 237           goto done;
 238         }
 239       else if (unformat (line_input, "set %U id local %U %U",
 240                          unformat_token, valid_chars, &name,
 241                          unformat_ikev2_id_type, &id_type,
 242                          unformat_ip4_address, &ip4))
 243         {
 244           data = vec_new (u8, 4);
 245           clib_memcpy (data, ip4.as_u8, 4);
 246           r =
 247             ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
 248           goto done;
 249         }
 250       else if (unformat (line_input, "set %U id local %U 0x%U",
 251                          unformat_token, valid_chars, &name,
 252                          unformat_ikev2_id_type, &id_type,
 253                          unformat_hex_string, &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 local %U %v",
 260                          unformat_token, valid_chars, &name,
 261                          unformat_ikev2_id_type, &id_type, &data))
 262         {
 263           r =
 264             ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
 265           goto done;
 266         }
 267       else if (unformat (line_input, "set %U id remote %U %U",
 268                          unformat_token, valid_chars, &name,
 269                          unformat_ikev2_id_type, &id_type,
 270                          unformat_ip4_address, &ip4))
 271         {
 272           data = vec_new (u8, 4);
 273           clib_memcpy (data, ip4.as_u8, 4);
 274           r = ikev2_set_profile_id (vm, name, (u8) id_type, data,       /*remote */
 275                                     0);
 276           goto done;
 277         }
 278       else if (unformat (line_input, "set %U id remote %U 0x%U",
 279                          unformat_token, valid_chars, &name,
 280                          unformat_ikev2_id_type, &id_type,
 281                          unformat_hex_string, &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 id remote %U %v",
 288                          unformat_token, valid_chars, &name,
 289                          unformat_ikev2_id_type, &id_type, &data))
 290         {
 291           r = ikev2_set_profile_id (vm, name, (u8) id_type, data,       /*remote */
 292                                     0);
 293           goto done;
 294         }
 295       else if (unformat (line_input, "set %U traffic-selector local "
 296                          "ip-range %U - %U port-range %u - %u protocol %u",
 297                          unformat_token, valid_chars, &name,
 298                          unformat_ip4_address, &ip4,
 299                          unformat_ip4_address, &end_addr,
 300                          &tmp1, &tmp2, &tmp3))
 301         {
 302           r =
 303             ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
 304                                   ip4, end_addr, /*local */ 1);
 305           goto done;
 306         }
 307       else if (unformat (line_input, "set %U traffic-selector remote "
 308                          "ip-range %U - %U port-range %u - %u protocol %u",
 309                          unformat_token, valid_chars, &name,
 310                          unformat_ip4_address, &ip4,
 311                          unformat_ip4_address, &end_addr,
 312                          &tmp1, &tmp2, &tmp3))
 313         {
 314           r =
 315             ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
 316                                   ip4, end_addr, /*remote */ 0);
 317           goto done;
 318         }
 319       else if (unformat (line_input, "set %U responder %U %U",
 320                          unformat_token, valid_chars, &name,
 321                          unformat_vnet_sw_interface, vnm,
 322                          &responder_sw_if_index, unformat_ip4_address,
 323                          &responder_ip4))
 324         {
 325           r =
 326             ikev2_set_profile_responder (vm, name, responder_sw_if_index,
 327                                          responder_ip4);
 328           goto done;
 329         }
 330       else if (unformat (line_input, "set %U tunnel %U",
 331                          unformat_token, valid_chars, &name,
 332                          unformat_vnet_sw_interface, vnm, &tun_sw_if_index))
 333         {
 334           r = ikev2_set_profile_tunnel_interface (vm, name, tun_sw_if_index);
 335           goto done;
 336         }
 337       else
 338         if (unformat
 339             (line_input,
 340              "set %U ike-crypto-alg %U %u ike-integ-alg %U ike-dh %U",
 341              unformat_token, valid_chars, &name,
 342              unformat_ikev2_transform_encr_type, &crypto_alg, &tmp1,
 343              unformat_ikev2_transform_integ_type, &integ_alg,
 344              unformat_ikev2_transform_dh_type, &dh_type))
 345         {
 346           r =
 347             ikev2_set_profile_ike_transforms (vm, name, crypto_alg, integ_alg,
 348                                               dh_type, tmp1);
 349           goto done;
 350         }
 351       else
 352         if (unformat
 353             (line_input,
 354              "set %U esp-crypto-alg %U %u esp-integ-alg %U esp-dh %U",
 355              unformat_token, valid_chars, &name,
 356              unformat_ikev2_transform_encr_type, &crypto_alg, &tmp1,
 357              unformat_ikev2_transform_integ_type, &integ_alg,
 358              unformat_ikev2_transform_dh_type, &dh_type))
 359         {
 360           r =
 361             ikev2_set_profile_esp_transforms (vm, name, crypto_alg, integ_alg,
 362                                               dh_type, tmp1);
 363           goto done;
 364         }
 365       else if (unformat (line_input, "set %U sa-lifetime %lu %u %u %lu",
 366                          unformat_token, valid_chars, &name,
 367                          &tmp4, &tmp1, &tmp2, &tmp5))
 368         {
 369           r =
 370             ikev2_set_profile_sa_lifetime (vm, name, tmp4, tmp1, tmp2, tmp5);
 371           goto done;
 372         }
 373       else if (unformat (line_input, "set %U udp-encap",
 374                          unformat_token, valid_chars, &name))
 375         {
 376           r = ikev2_set_profile_udp_encap (vm, name);
 377           goto done;
 378         }
 379       else
 380         break;
 381     }
 382
 383   r = clib_error_return (0, "parse error: '%U'",
 384                          format_unformat_error, line_input);
 385
 386 done:
 387   vec_free (name);
 388   vec_free (data);
 389   unformat_free (line_input);
 390   return r;
 391 }
 392
 393 /* *INDENT-OFF* */
 394 VLIB_CLI_COMMAND (ikev2_profile_add_del_command, static) = {
 395     .path = "ikev2 profile",
 396     .short_help =
 397     "ikev2 profile [add|del] <id>\n"
 398     "ikev2 profile set <id> auth [rsa-sig|shared-key-mic] [cert-file|string|hex]"
 399     " <data>\n"
 400     "ikev2 profile set <id> id <local|remote> <type> <data>\n"
 401     "ikev2 profile set <id> tunnel <interface>\n"
 402     "ikev2 profile set <id> udp-encap\n"
 403     "ikev2 profile set <id> traffic-selector <local|remote> ip-range "
 404     "<start-addr> - <end-addr> port-range <start-port> - <end-port> "
 405     "protocol <protocol-number>\n"
 406     "ikev2 profile set <id> responder <interface> <addr>\n"
 407     "ikev2 profile set <id> ike-crypto-alg <crypto alg> <key size> ike-integ-alg <integ alg> ike-dh <dh type>\n"
 408     "ikev2 profile set <id> esp-crypto-alg <crypto alg> <key size> esp-integ-alg <integ alg> esp-dh <dh type>\n"
 409     "ikev2 profile set <id> sa-lifetime <seconds> <jitter> <handover> <max bytes>",
 410     .function = ikev2_profile_add_del_command_fn,
 411 };
 412 /* *INDENT-ON* */
 413
 414 static clib_error_t *
 415 show_ikev2_profile_command_fn (vlib_main_t * vm,
 416                                unformat_input_t * input,
 417                                vlib_cli_command_t * cmd)
 418 {
 419   ikev2_main_t *km = &ikev2_main;
 420   ikev2_profile_t *p;
 421
 422   /* *INDENT-OFF* */
 423   pool_foreach (p, km->profiles, ({
 424     vlib_cli_output(vm, "profile %v", p->name);
 425
 426     if (p->auth.data)
 427       {
 428         if (p->auth.hex)
 429           vlib_cli_output(vm, "  auth-method %U auth data 0x%U",
 430                           format_ikev2_auth_method, p->auth.method,
 431                           format_hex_bytes, p->auth.data, vec_len(p->auth.data));
 432         else
 433           vlib_cli_output(vm, "  auth-method %U auth data %v",
 434                    format_ikev2_auth_method, p->auth.method, p->auth.data);
 435       }
 436
 437     if (p->loc_id.data)
 438       {
 439         if (p->loc_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
 440           vlib_cli_output(vm, "  local id-type %U data %U",
 441                           format_ikev2_id_type, p->loc_id.type,
 442                           format_ip4_address, p->loc_id.data);
 443         else if (p->loc_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
 444           vlib_cli_output(vm, "  local id-type %U data 0x%U",
 445                           format_ikev2_id_type, p->loc_id.type,
 446                           format_hex_bytes, p->loc_id.data,
 447                           vec_len(p->loc_id.data));
 448         else
 449           vlib_cli_output(vm, "  local id-type %U data %v",
 450                           format_ikev2_id_type, p->loc_id.type, p->loc_id.data);
 451       }
 452
 453     if (p->rem_id.data)
 454       {
 455         if (p->rem_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
 456           vlib_cli_output(vm, "  remote id-type %U data %U",
 457                           format_ikev2_id_type, p->rem_id.type,
 458                           format_ip4_address, p->rem_id.data);
 459         else if (p->rem_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
 460           vlib_cli_output(vm, "  remote id-type %U data 0x%U",
 461                           format_ikev2_id_type, p->rem_id.type,
 462                           format_hex_bytes, p->rem_id.data,
 463                           vec_len(p->rem_id.data));
 464         else
 465           vlib_cli_output(vm, "  remote id-type %U data %v",
 466                           format_ikev2_id_type, p->rem_id.type, p->rem_id.data);
 467       }
 468
 469     if (p->loc_ts.end_addr.as_u32)
 470       vlib_cli_output(vm, "  local traffic-selector addr %U - %U port %u - %u"
 471                       " protocol %u",
 472                       format_ip4_address, &p->loc_ts.start_addr,
 473                       format_ip4_address, &p->loc_ts.end_addr,
 474                       p->loc_ts.start_port, p->loc_ts.end_port,
 475                       p->loc_ts.protocol_id);
 476
 477     if (p->rem_ts.end_addr.as_u32)
 478       vlib_cli_output(vm, "  remote traffic-selector addr %U - %U port %u - %u"
 479                       " protocol %u",
 480                       format_ip4_address, &p->rem_ts.start_addr,
 481                       format_ip4_address, &p->rem_ts.end_addr,
 482                       p->rem_ts.start_port, p->rem_ts.end_port,
 483                       p->rem_ts.protocol_id);
 484     if (~0 != p->tun_itf)
 485       vlib_cli_output(vm, "  protected tunnel %U",
 486                       format_vnet_sw_if_index_name, vnet_get_main(), p->tun_itf);
 487     if (p->udp_encap)
 488       vlib_cli_output(vm, "  udp-encap");
 489   }));
 490   /* *INDENT-ON* */
 491
 492   return 0;
 493 }
 494
 495 /* *INDENT-OFF* */
 496 VLIB_CLI_COMMAND (show_ikev2_profile_command, static) = {
 497     .path = "show ikev2 profile",
 498     .short_help = "show ikev2 profile",
 499     .function = show_ikev2_profile_command_fn,
 500 };
 501 /* *INDENT-ON* */
 502
 503 static clib_error_t *
 504 set_ikev2_local_key_command_fn (vlib_main_t * vm,
 505                                 unformat_input_t * input,
 506                                 vlib_cli_command_t * cmd)
 507 {
 508   unformat_input_t _line_input, *line_input = &_line_input;
 509   clib_error_t *r = 0;
 510   u8 *data = 0;
 511
 512   if (!unformat_user (input, unformat_line_input, line_input))
 513     return 0;
 514
 515   while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
 516     {
 517       if (unformat (line_input, "%s", &data))
 518         {
 519           r = ikev2_set_local_key (vm, data);
 520           goto done;
 521         }
 522       else
 523         break;
 524     }
 525
 526   r = clib_error_return (0, "parse error: '%U'",
 527                          format_unformat_error, line_input);
 528
 529 done:
 530   vec_free (data);
 531   unformat_free (line_input);
 532   return r;
 533 }
 534
 535 /* *INDENT-OFF* */
 536 VLIB_CLI_COMMAND (set_ikev2_local_key_command, static) = {
 537     .path = "set ikev2 local key",
 538     .short_help =
 539     "set ikev2 local key <file>",
 540     .function = set_ikev2_local_key_command_fn,
 541 };
 542 /* *INDENT-ON* */
 543
 544
 545 static clib_error_t *
 546 ikev2_initiate_command_fn (vlib_main_t * vm,
 547                            unformat_input_t * input, vlib_cli_command_t * cmd)
 548 {
 549   unformat_input_t _line_input, *line_input = &_line_input;
 550   clib_error_t *r = 0;
 551   u8 *name = 0;
 552   u32 tmp1;
 553   u64 tmp2;
 554
 555   const char *valid_chars = "a-zA-Z0-9_";
 556
 557   if (!unformat_user (input, unformat_line_input, line_input))
 558     return 0;
 559
 560   while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
 561     {
 562       if (unformat
 563           (line_input, "sa-init %U", unformat_token, valid_chars, &name))
 564         {
 565           r = ikev2_initiate_sa_init (vm, name);
 566           goto done;
 567         }
 568       else if (unformat (line_input, "del-child-sa %x", &tmp1))
 569         {
 570           r = ikev2_initiate_delete_child_sa (vm, tmp1);
 571           goto done;
 572         }
 573       else if (unformat (line_input, "del-sa %lx", &tmp2))
 574         {
 575           r = ikev2_initiate_delete_ike_sa (vm, tmp2);
 576           goto done;
 577         }
 578       else if (unformat (line_input, "rekey-child-sa %x", &tmp1))
 579         {
 580           r = ikev2_initiate_rekey_child_sa (vm, tmp1);
 581           goto done;
 582         }
 583       else
 584         break;
 585     }
 586
 587   r = clib_error_return (0, "parse error: '%U'",
 588                          format_unformat_error, line_input);
 589
 590 done:
 591   vec_free (name);
 592   unformat_free (line_input);
 593   return r;
 594 }
 595
 596 /* *INDENT-OFF* */
 597 VLIB_CLI_COMMAND (ikev2_initiate_command, static) = {
 598     .path = "ikev2 initiate",
 599     .short_help =
 600         "ikev2 initiate sa-init <profile id>\n"
 601         "ikev2 initiate del-child-sa <child sa ispi>\n"
 602         "ikev2 initiate del-sa <sa ispi>\n"
 603         "ikev2 initiate rekey-child-sa <profile id> <child sa ispi>\n",
 604     .function = ikev2_initiate_command_fn,
 605 };
 606 /* *INDENT-ON* */
 607
 608 void
 609 ikev2_cli_reference (void)
 610 {
 611 }
 612
 613 static clib_error_t *
 614 ikev2_set_log_level_command_fn (vlib_main_t * vm,
 615                                 unformat_input_t * input,
 616                                 vlib_cli_command_t * cmd)
 617 {
 618   unformat_input_t _line_input, *line_input = &_line_input;
 619   u8 log_level = IKEV2_LOG_NONE;
 620   clib_error_t *error = 0;
 621
 622   /* Get a line of input. */
 623   if (!unformat_user (input, unformat_line_input, line_input))
 624     return 0;
 625
 626   if (!unformat (line_input, "%d", &log_level))
 627     {
 628       error = clib_error_return (0, "unknown input '%U'",
 629                                  format_unformat_error, line_input);
 630       goto done;
 631     }
 632   int rc = ikev2_set_log_level (log_level);
 633   if (rc < 0)
 634     error = clib_error_return (0, "setting log level failed!");
 635
 636 done:
 637   unformat_free (line_input);
 638   return error;
 639 }
 640
 641 /* *INDENT-OFF* */
 642 VLIB_CLI_COMMAND (ikev2_set_log_level_command, static) = {
 643   .path = "ikev2 set logging level",
 644   .function = ikev2_set_log_level_command_fn,
 645   .short_help = "ikev2 set logging level <0-5>",
 646 };
 647 /* *INDENT-ON* */
 648
 649 /*
 650  * fd.io coding-style-patch-verification: ON
 651  *
 652  * Local Variables:
 653  * eval: (c-set-style "gnu")
 654  * End:
 655  */