src/charon/plugins/stroke/stroke_list.c

   1 /*
   2  * Copyright (C) 2008 Martin Willi
   3  * Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  *
  15  * $Id$
  16  */
  17
  18 #include "stroke_list.h"
  19
  20 #include <daemon.h>
  21 #include <utils/linked_list.h>
  22 #include <credentials/certificates/x509.h>
  23 #include <credentials/certificates/ac.h>
  24 #include <credentials/certificates/crl.h>
  25 #include <config/peer_cfg.h>
  26
  27 /* warning intervals for list functions */
  28 #define CERT_WARNING_INTERVAL  30       /* days */
  29 #define CRL_WARNING_INTERVAL    7       /* days */
  30 #define AC_WARNING_INTERVAL             1       /* day */
  31
  32 typedef struct private_stroke_list_t private_stroke_list_t;
  33
  34 /**
  35  * private data of stroke_list
  36  */
  37 struct private_stroke_list_t {
  38
  39         /**
  40          * public functions
  41          */
  42         stroke_list_t public;
  43
  44         /**
  45          * timestamp of daemon start
  46          */
  47         time_t uptime;
  48 };
  49
  50 /**
  51  * get the authentication class of a config
  52  */
  53 auth_class_t get_auth_class(peer_cfg_t *config)
  54 {
  55         auth_class_t *class;
  56         auth_info_t *auth_info;
  57
  58         auth_info = config->get_auth(config);
  59         if (auth_info->get_item(auth_info, AUTHN_AUTH_CLASS, (void**)&class))
  60         {
  61                 return *class;
  62         }
  63         /* fallback to pubkey authentication */
  64         return AUTH_CLASS_PUBKEY;
  65 }
  66
  67 /**
  68  * log an IKE_SA to out
  69  */
  70 static void log_ike_sa(FILE *out, ike_sa_t *ike_sa, bool all)
  71 {
  72         ike_sa_id_t *id = ike_sa->get_id(ike_sa);
  73
  74         fprintf(out, "%12s[%d]: %N, %H[%D]...%H[%D]\n",
  75                         ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
  76                         ike_sa_state_names, ike_sa->get_state(ike_sa),
  77                         ike_sa->get_my_host(ike_sa), ike_sa->get_my_id(ike_sa),
  78                         ike_sa->get_other_host(ike_sa), ike_sa->get_other_id(ike_sa));
  79
  80         if (all)
  81         {
  82                 char *ike_proposal = ike_sa->get_proposal(ike_sa);
  83
  84                 fprintf(out, "%12s[%d]: IKE SPIs: %.16llx_i%s %.16llx_r%s",
  85                                 ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
  86                                 id->get_initiator_spi(id), id->is_initiator(id) ? "*" : "",
  87                                 id->get_responder_spi(id), id->is_initiator(id) ? "" : "*");
  88
  89
  90                 if (ike_sa->get_state(ike_sa) == IKE_ESTABLISHED)
  91                 {
  92                         u_int32_t rekey, reauth, now;
  93
  94                         now = time(NULL);
  95                         rekey = ike_sa->get_statistic(ike_sa, STAT_REKEY);
  96                         reauth = ike_sa->get_statistic(ike_sa, STAT_REAUTH);
  97
  98                         if (rekey)
  99                         {
 100                                 rekey -= now;
 101                                 fprintf(out, ", rekeying in %V", &rekey);
 102                         }
 103                         if (reauth)
 104                         {
 105                                 reauth -= reauth;
 106                                 fprintf(out, ", %N reauthentication in %V", auth_class_names,
 107                                                 get_auth_class(ike_sa->get_peer_cfg(ike_sa)), &reauth);
 108                         }
 109                         if (!rekey && !reauth)
 110                         {
 111                                 fprintf(out, ", rekeying disabled");
 112                         }
 113                 }
 114                 fprintf(out, "\n");
 115
 116                 if (ike_proposal)
 117                 {
 118                         fprintf(out, "%12s[%d]: IKE proposal: %s\n",
 119                                         ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
 120                                         ike_proposal);
 121                 }
 122         }
 123 }
 124
 125 /**
 126  * log an CHILD_SA to out
 127  */
 128 static void log_child_sa(FILE *out, child_sa_t *child_sa, bool all)
 129 {
 130         u_int32_t rekey, now = time(NULL);
 131         u_int32_t use_in, use_out;
 132         encryption_algorithm_t encr_alg;
 133         integrity_algorithm_t int_alg;
 134         chunk_t encr_key, int_key;
 135
 136         fprintf(out, "%12s{%d}:  %N, %N",
 137                         child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
 138                         child_sa_state_names, child_sa->get_state(child_sa),
 139                         ipsec_mode_names, child_sa->get_mode(child_sa));
 140
 141         if (child_sa->get_state(child_sa) == CHILD_INSTALLED)
 142         {
 143                 fprintf(out, ", %N%s SPIs: %.8x_i %.8x_o",
 144                                 protocol_id_names, child_sa->get_protocol(child_sa),
 145                                 child_sa->has_encap(child_sa) ? " in UDP": "",
 146                                 ntohl(child_sa->get_spi(child_sa, TRUE)),
 147                                 ntohl(child_sa->get_spi(child_sa, FALSE)));
 148
 149                 if (child_sa->get_ipcomp(child_sa) != IPCOMP_NONE)
 150                 {
 151                         fprintf(out, ", IPCOMP CPIs: %.4x_i %.4x_o",
 152                                         ntohs(child_sa->get_cpi(child_sa, TRUE)),
 153                                         ntohs(child_sa->get_cpi(child_sa, FALSE)));
 154                 }
 155
 156                 if (all)
 157                 {
 158                         fprintf(out, "\n%12s{%d}:  ", child_sa->get_name(child_sa),
 159                                         child_sa->get_reqid(child_sa));
 160
 161                         if (child_sa->get_protocol(child_sa) == PROTO_ESP)
 162                         {
 163                                 encr_alg = child_sa->get_encryption(child_sa, TRUE, &encr_key);
 164
 165                                 switch (encr_alg)
 166                                 {
 167                                         /* Algorithms with variable key size.
 168                                          * GCM/CCM keys are actually shorted than their key data. */
 169                                         case ENCR_AES_GCM_ICV8:
 170                                         case ENCR_AES_GCM_ICV12:
 171                                         case ENCR_AES_GCM_ICV16:
 172                                                 encr_key.len -= 1;
 173                                                 /* FALL */
 174                                         case ENCR_AES_CCM_ICV8:
 175                                         case ENCR_AES_CCM_ICV12:
 176                                         case ENCR_AES_CCM_ICV16:
 177                                                 encr_key.len -= 3;
 178                                                 /* FALL */
 179                                         case ENCR_AES_CBC:
 180                                                 fprintf(out, "%N-%d", encryption_algorithm_names,
 181                                                                 encr_alg, encr_key.len * 8);
 182                                                 break;
 183                                         default:
 184                                                 fprintf(out, "%N", encryption_algorithm_names, encr_alg);
 185                                                 break;
 186                                 }
 187                         }
 188                         int_alg = child_sa->get_integrity(child_sa, TRUE, &int_key);
 189                         switch (int_alg)
 190                         {
 191                                 case AUTH_UNDEFINED:
 192                                         break;
 193                                 default:
 194                                         fprintf(out, "/%N", integrity_algorithm_names, int_alg);
 195                                         break;
 196                         }
 197                         fprintf(out, ", rekeying ");
 198
 199                         rekey = child_sa->get_lifetime(child_sa, FALSE);
 200                         if (rekey)
 201                         {
 202                                 fprintf(out, "in %#V", &now, &rekey);
 203                         }
 204                         else
 205                         {
 206                                 fprintf(out, "disabled");
 207                         }
 208
 209                         fprintf(out, ", last use: ");
 210                         use_in = child_sa->get_usetime(child_sa, TRUE);
 211                         if (use_in)
 212                         {
 213                                 fprintf(out, "%ds_i ", now - use_in);
 214                         }
 215                         else
 216                         {
 217                                 fprintf(out, "no_i ");
 218                         }
 219                         use_out = child_sa->get_usetime(child_sa, FALSE);
 220                         if (use_out)
 221                         {
 222                                 fprintf(out, "%ds_o ", now - use_out);
 223                         }
 224                         else
 225                         {
 226                                 fprintf(out, "no_o ");
 227                         }
 228                 }
 229         }
 230
 231         fprintf(out, "\n%12s{%d}:   %#R=== %#R\n",
 232                         child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
 233                         child_sa->get_traffic_selectors(child_sa, TRUE),
 234                         child_sa->get_traffic_selectors(child_sa, FALSE));
 235 }
 236
 237 /**
 238  * Implementation of stroke_list_t.status.
 239  */
 240 static void status(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out, bool all)
 241 {
 242         enumerator_t *enumerator, *children;
 243         ike_cfg_t *ike_cfg;
 244         child_cfg_t *child_cfg;
 245         ike_sa_t *ike_sa;
 246         bool found = FALSE;
 247         char *name = msg->status.name;
 248
 249         if (all)
 250         {
 251                 peer_cfg_t *peer_cfg;
 252                 char *plugin;
 253                 host_t *host;
 254                 u_int32_t dpd;
 255                 time_t uptime = time(NULL) - this->uptime;
 256
 257                 fprintf(out, "Performance:\n");
 258                 fprintf(out, "  uptime: %V, since %#T\n", &uptime, &this->uptime, FALSE);
 259                 fprintf(out, "  worker threads: %d idle of %d,",
 260                                 charon->processor->get_idle_threads(charon->processor),
 261                                 charon->processor->get_total_threads(charon->processor));
 262                 fprintf(out, " job queue load: %d,",
 263                                 charon->processor->get_job_load(charon->processor));
 264                 fprintf(out, " scheduled events: %d\n",
 265                                 charon->scheduler->get_job_load(charon->scheduler));
 266                 fprintf(out, "  loaded plugins: ");
 267                 enumerator = lib->plugins->create_plugin_enumerator(lib->plugins);
 268                 while (enumerator->enumerate(enumerator, &plugin))
 269                 {
 270                         fprintf(out, "%s ", plugin);
 271                 }
 272                 enumerator->destroy(enumerator);
 273                 fprintf(out, "\n");
 274
 275                 enumerator = charon->kernel_interface->create_address_enumerator(
 276                                                                 charon->kernel_interface, FALSE, FALSE);
 277                 fprintf(out, "Listening IP addresses:\n");
 278                 while (enumerator->enumerate(enumerator, (void**)&host))
 279                 {
 280                         fprintf(out, "  %H\n", host);
 281                 }
 282                 enumerator->destroy(enumerator);
 283
 284                 fprintf(out, "Connections:\n");
 285                 enumerator = charon->backends->create_peer_cfg_enumerator(charon->backends);
 286                 while (enumerator->enumerate(enumerator, (void**)&peer_cfg))
 287                 {
 288                         void *ptr;
 289                         certificate_t *cert;
 290                         auth_item_t item;
 291                         auth_info_t *auth;
 292                         enumerator_t *auth_enumerator;
 293                         identification_t *my_ca = NULL, *other_ca = NULL;
 294                         identification_t *eap_identity = NULL;
 295                         u_int32_t *eap_type = NULL;
 296                         bool ac_groups = FALSE;
 297
 298                         if (peer_cfg->get_ike_version(peer_cfg) != 2 ||
 299                                 (name && !streq(name, peer_cfg->get_name(peer_cfg))))
 300                         {
 301                                 continue;
 302                         }
 303
 304                         /* determine any required CAs, EAP type, EAP identity,
 305                          * and the presence of AC groups
 306                          */
 307                         auth = peer_cfg->get_auth(peer_cfg);
 308                         auth_enumerator = auth->create_item_enumerator(auth);
 309                         while (auth_enumerator->enumerate(auth_enumerator, &item, &ptr))
 310                         {
 311                                 switch (item)
 312                                 {
 313                                         case AUTHN_EAP_TYPE:
 314                                                 eap_type = (u_int32_t *)ptr;
 315                                                 break;
 316                                         case AUTHN_EAP_IDENTITY:
 317                                                 eap_identity = (identification_t *)ptr;
 318                                                 break;
 319                                         case AUTHN_CA_CERT:
 320                                                 cert = (certificate_t *)ptr;
 321                                                 my_ca = cert->get_subject(cert);
 322                                                 break;
 323                                         case AUTHN_CA_CERT_NAME:
 324                                                 my_ca = (identification_t *)ptr;
 325                                                 break;
 326                                         case AUTHZ_CA_CERT:
 327                                                 cert = (certificate_t *)ptr;
 328                                                 other_ca = cert->get_subject(cert);
 329                                                 break;
 330                                         case AUTHZ_CA_CERT_NAME:
 331                                                 other_ca = (identification_t *)ptr;
 332                                                 break;
 333                                         case AUTHZ_AC_GROUP:
 334                                                 ac_groups = TRUE;
 335                                                 break;
 336                                         default:
 337                                                 break;
 338                                 }
 339                         }
 340                         auth_enumerator->destroy(auth_enumerator);
 341
 342                         ike_cfg = peer_cfg->get_ike_cfg(peer_cfg);
 343                         fprintf(out, "%12s:  %s[%D]...%s[%D]\n", peer_cfg->get_name(peer_cfg),
 344                                         ike_cfg->get_my_addr(ike_cfg), peer_cfg->get_my_id(peer_cfg),
 345                                         ike_cfg->get_other_addr(ike_cfg), peer_cfg->get_other_id(peer_cfg));
 346                         if (my_ca || other_ca)
 347                         {
 348                                 fprintf(out, "%12s:  CAs: ", peer_cfg->get_name(peer_cfg));
 349                                 if (my_ca)
 350                                 {
 351                                         fprintf(out, "\"%D\"...", my_ca);
 352                                 }
 353                                 else
 354                                 {
 355                                         fprintf(out, "%%any...");
 356                                 }
 357                                 if (other_ca)
 358                                 {
 359                                         fprintf(out, "\"%D\"\n", other_ca);
 360                                 }
 361                                 else
 362                                 {
 363                                         fprintf(out, "%%any\n");
 364                                 }
 365                         }
 366
 367                         if (ac_groups)
 368                         {
 369                                 bool first = TRUE;
 370
 371                                 fprintf(out, "%12s:  groups: ",  peer_cfg->get_name(peer_cfg));
 372                                 auth_enumerator = auth->create_item_enumerator(auth);
 373                                 while (auth_enumerator->enumerate(auth_enumerator, &item, &ptr))
 374                                 {
 375                                         if (item == AUTHZ_AC_GROUP)
 376                                         {
 377                                                 identification_t *group = (identification_t *)ptr;
 378
 379                                                 fprintf(out, "%s%D", first? "":", ", group);
 380                                                 first = FALSE;
 381                                         }
 382                                 }
 383                                 auth_enumerator->destroy(auth_enumerator);
 384                                 fprintf(out, "\n");
 385                         }
 386
 387                         fprintf(out, "%12s:  %N ",  peer_cfg->get_name(peer_cfg),
 388                                         auth_class_names, get_auth_class(peer_cfg));
 389                         if (eap_type)
 390                         {
 391                                 fprintf(out, "and %N ", eap_type_names, *eap_type);
 392                         }
 393                         fprintf(out, "authentication");
 394                         if (eap_identity)
 395                         {
 396                                 fprintf(out, ", EAP identity: '%D'", eap_identity);
 397                         }
 398                         dpd = peer_cfg->get_dpd(peer_cfg);
 399                         if (dpd)
 400                         {
 401                                 fprintf(out, ", dpddelay=%us", dpd);
 402                         }
 403                         fprintf(out, "\n");
 404
 405                         children = peer_cfg->create_child_cfg_enumerator(peer_cfg);
 406                         while (children->enumerate(children, &child_cfg))
 407                         {
 408                                 linked_list_t *my_ts, *other_ts;
 409
 410                                 my_ts = child_cfg->get_traffic_selectors(child_cfg, TRUE, NULL, NULL);
 411                                 other_ts = child_cfg->get_traffic_selectors(child_cfg, FALSE, NULL, NULL);
 412                                 fprintf(out, "%12s:    %#R=== %#R", child_cfg->get_name(child_cfg),
 413                                                 my_ts, other_ts);
 414                                 my_ts->destroy_offset(my_ts, offsetof(traffic_selector_t, destroy));
 415                                 other_ts->destroy_offset(other_ts, offsetof(traffic_selector_t, destroy));
 416
 417                                 if (dpd)
 418                                 {
 419                                         fprintf(out, ", dpdaction=%N", action_names,
 420                                                         child_cfg->get_dpd_action(child_cfg));
 421                                 }
 422                                 fprintf(out, "\n");
 423                         }
 424                         children->destroy(children);
 425                 }
 426                 enumerator->destroy(enumerator);
 427         }
 428
 429         fprintf(out, "Security Associations:\n");
 430         enumerator = charon->controller->create_ike_sa_enumerator(charon->controller);
 431         while (enumerator->enumerate(enumerator, &ike_sa))
 432         {
 433                 bool ike_printed = FALSE;
 434                 child_sa_t *child_sa;
 435                 iterator_t *children = ike_sa->create_child_sa_iterator(ike_sa);
 436
 437                 if (name == NULL || streq(name, ike_sa->get_name(ike_sa)))
 438                 {
 439                         log_ike_sa(out, ike_sa, all);
 440                         found = TRUE;
 441                         ike_printed = TRUE;
 442                 }
 443
 444                 while (children->iterate(children, (void**)&child_sa))
 445                 {
 446                         if (name == NULL || streq(name, child_sa->get_name(child_sa)))
 447                         {
 448                                 if (!ike_printed)
 449                                 {
 450                                         log_ike_sa(out, ike_sa, all);
 451                                         found = TRUE;
 452                                         ike_printed = TRUE;
 453                                 }
 454                                 log_child_sa(out, child_sa, all);
 455                         }
 456                 }
 457                 children->destroy(children);
 458         }
 459         enumerator->destroy(enumerator);
 460
 461         if (!found)
 462         {
 463                 if (name)
 464                 {
 465                         fprintf(out, "  no match\n");
 466                 }
 467                 else
 468                 {
 469                         fprintf(out, "  none\n");
 470                 }
 471         }
 472 }
 473
 474 /**
 475  * create a unique certificate list without duplicates
 476  * certicates having the same issuer are grouped together.
 477  */
 478 static linked_list_t* create_unique_cert_list(certificate_type_t type)
 479 {
 480         linked_list_t *list = linked_list_create();
 481         enumerator_t *enumerator = charon->credentials->create_cert_enumerator(
 482                                                                         charon->credentials, type, KEY_ANY,
 483                                                                         NULL, FALSE);
 484         certificate_t *cert;
 485
 486         while (enumerator->enumerate(enumerator, (void**)&cert))
 487         {
 488                 iterator_t *iterator = list->create_iterator(list, TRUE);
 489                 identification_t *issuer = cert->get_issuer(cert);
 490                 bool previous_same, same = FALSE, last = TRUE;
 491                 certificate_t *list_cert;
 492
 493                 while (iterator->iterate(iterator, (void**)&list_cert))
 494                 {
 495                         /* exit if we have a duplicate? */
 496                         if (list_cert->equals(list_cert, cert))
 497                         {
 498                                 last = FALSE;
 499                                 break;
 500                         }
 501                         /* group certificates with same issuer */
 502                         previous_same = same;
 503                         same = list_cert->has_issuer(list_cert, issuer);
 504                         if (previous_same && !same)
 505                         {
 506                                 iterator->insert_before(iterator, (void *)cert->get_ref(cert));
 507                                 last = FALSE;
 508                                 break;
 509                         }
 510                 }
 511                 iterator->destroy(iterator);
 512
 513                 if (last)
 514                 {
 515                         list->insert_last(list, (void *)cert->get_ref(cert));
 516                 }
 517         }
 518         enumerator->destroy(enumerator);
 519         return list;
 520 }
 521
 522 /**
 523  * list all raw public keys
 524  */
 525 static void stroke_list_pubkeys(linked_list_t *list, bool utc, FILE *out)
 526 {
 527         bool first = TRUE;
 528
 529         enumerator_t *enumerator = list->create_enumerator(list);
 530         certificate_t *cert;
 531
 532         while (enumerator->enumerate(enumerator, (void**)&cert))
 533         {
 534                 public_key_t *public = cert->get_public_key(cert);
 535
 536                 if (public)
 537                 {
 538                         private_key_t *private = NULL;
 539                         identification_t *id, *keyid;
 540
 541                         if (first)
 542                         {
 543                                 fprintf(out, "\n");
 544                                 fprintf(out, "List of Raw Public Keys:\n");
 545                                 first = FALSE;
 546                         }
 547                         fprintf(out, "\n");
 548
 549                         /* list public key information */
 550                         id    = public->get_id(public, ID_PUBKEY_SHA1);
 551                         keyid = public->get_id(public, ID_PUBKEY_INFO_SHA1);
 552
 553                         private = charon->credentials->get_private(
 554                                                                 charon->credentials,
 555                                                                 public->get_type(public), keyid, NULL);
 556                         fprintf(out, "  pubkey:    %N %d bits%s\n",
 557                                         key_type_names, public->get_type(public),
 558                                         public->get_keysize(public) * 8,
 559                                         private ? ", has private key" : "");
 560                         fprintf(out, "  keyid:     %D\n", keyid);
 561                         fprintf(out, "  subjkey:   %D\n", id);
 562                         DESTROY_IF(private);
 563                         public->destroy(public);
 564                 }
 565         }
 566         enumerator->destroy(enumerator);
 567 }
 568
 569 /**
 570  * list all X.509 certificates matching the flags
 571  */
 572 static void stroke_list_certs(linked_list_t *list, char *label,
 573                                                           x509_flag_t flags, bool utc, FILE *out)
 574 {
 575         bool first = TRUE;
 576         time_t now = time(NULL);
 577         enumerator_t *enumerator = list->create_enumerator(list);
 578         certificate_t *cert;
 579
 580         while (enumerator->enumerate(enumerator, (void**)&cert))
 581         {
 582                 x509_t *x509 = (x509_t*)cert;
 583                 x509_flag_t x509_flags = x509->get_flags(x509);
 584
 585                 /* list only if flag is set, or flags == 0 (ignoring self-signed) */
 586                 if ((x509_flags & flags) || (flags == (x509_flags & ~X509_SELF_SIGNED)))
 587                 {
 588                         enumerator_t *enumerator;
 589                         identification_t *altName;
 590                         bool first_altName = TRUE;
 591                         chunk_t serial = x509->get_serial(x509);
 592                         identification_t *authkey = x509->get_authKeyIdentifier(x509);
 593                         time_t notBefore, notAfter;
 594                         public_key_t *public = cert->get_public_key(cert);
 595
 596                         if (first)
 597                         {
 598                                 fprintf(out, "\n");
 599                                 fprintf(out, "List of %s:\n", label);
 600                                 first = FALSE;
 601                         }
 602                         fprintf(out, "\n");
 603
 604                         /* list subjectAltNames */
 605                         enumerator = x509->create_subjectAltName_enumerator(x509);
 606                         while (enumerator->enumerate(enumerator, (void**)&altName))
 607                         {
 608                                 if (first_altName)
 609                                 {
 610                                         fprintf(out, "  altNames:  ");
 611                                         first_altName = FALSE;
 612                                 }
 613                                 else
 614                                 {
 615                                         fprintf(out, ", ");
 616                                 }
 617                                 fprintf(out, "%D", altName);
 618                         }
 619                         if (!first_altName)
 620                         {
 621                                 fprintf(out, "\n");
 622                         }
 623                         enumerator->destroy(enumerator);
 624
 625                         fprintf(out, "  subject:  \"%D\"\n", cert->get_subject(cert));
 626                         fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
 627                         fprintf(out, "  serial:    %#B\n", &serial);
 628
 629                         /* list validity */
 630                         cert->get_validity(cert, &now, &notBefore, &notAfter);
 631                         fprintf(out, "  validity:  not before %#T, ", &notBefore, utc);
 632                         if (now < notBefore)
 633                         {
 634                                 fprintf(out, "not valid yet (valid in %#V)\n", &now, &notBefore);
 635                         }
 636                         else
 637                         {
 638                                 fprintf(out, "ok\n");
 639                         }
 640                         fprintf(out, "             not after  %#T, ", &notAfter, utc);
 641                         if (now > notAfter)
 642                         {
 643                                 fprintf(out, "expired (%#V ago)\n", &now, &notAfter);
 644                         }
 645                         else
 646                         {
 647                                 fprintf(out, "ok");
 648                                 if (now > notAfter - CERT_WARNING_INTERVAL * 60 * 60 * 24)
 649                                 {
 650                                         fprintf(out, " (expires in %#V)", &now, &notAfter);
 651                                 }
 652                                 fprintf(out, " \n");
 653                         }
 654
 655                         /* list public key information */
 656                         if (public)
 657                         {
 658                                 private_key_t *private = NULL;
 659                                 identification_t *id, *keyid;
 660
 661                                 id    = public->get_id(public, ID_PUBKEY_SHA1);
 662                                 keyid = public->get_id(public, ID_PUBKEY_INFO_SHA1);
 663
 664                                 private = charon->credentials->get_private(
 665                                                                         charon->credentials,
 666                                                                         public->get_type(public), keyid, NULL);
 667                                 fprintf(out, "  pubkey:    %N %d bits%s\n",
 668                                                 key_type_names, public->get_type(public),
 669                                                 public->get_keysize(public) * 8,
 670                                                 private ? ", has private key" : "");
 671                                 fprintf(out, "  keyid:     %D\n", keyid);
 672                                 fprintf(out, "  subjkey:   %D\n", id);
 673                                 DESTROY_IF(private);
 674                                 public->destroy(public);
 675                         }
 676
 677                         /* list optional authorityKeyIdentifier */
 678                         if (authkey)
 679                         {
 680                                 fprintf(out, "  authkey:   %D\n", authkey);
 681                         }
 682                 }
 683         }
 684         enumerator->destroy(enumerator);
 685 }
 686
 687 /**
 688  * list all X.509 attribute certificates
 689  */
 690 static void stroke_list_acerts(linked_list_t *list, bool utc, FILE *out)
 691 {
 692         bool first = TRUE;
 693         time_t thisUpdate, nextUpdate, now = time(NULL);
 694         enumerator_t *enumerator = list->create_enumerator(list);
 695         certificate_t *cert;
 696
 697         while (enumerator->enumerate(enumerator, (void**)&cert))
 698         {
 699                 ac_t *ac = (ac_t*)cert;
 700                 chunk_t serial  = ac->get_serial(ac);
 701                 chunk_t holderSerial = ac->get_holderSerial(ac);
 702                 identification_t *holderIssuer = ac->get_holderIssuer(ac);
 703                 identification_t *authkey = ac->get_authKeyIdentifier(ac);
 704                 identification_t *entityName = cert->get_subject(cert);
 705
 706                 if (first)
 707                 {
 708                         fprintf(out, "\n");
 709                         fprintf(out, "List of X.509 Attribute Certificates:\n");
 710                         first = FALSE;
 711                 }
 712                 fprintf(out, "\n");
 713
 714                 if (entityName)
 715                 {
 716                         fprintf(out, "  holder:   \"%D\"\n", entityName);
 717                 }
 718                 if (holderIssuer)
 719                 {
 720                         fprintf(out, "  hissuer:  \"%D\"\n", holderIssuer);
 721                 }
 722                 if (holderSerial.ptr)
 723                 {
 724                         fprintf(out, "  hserial:   %#B\n", &holderSerial);
 725                 }
 726                 fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
 727                 fprintf(out, "  serial:    %#B\n", &serial);
 728
 729                 /* list validity */
 730                 cert->get_validity(cert, &now, &thisUpdate, &nextUpdate);
 731                 fprintf(out, "  updates:   this %#T\n",  &thisUpdate, utc);
 732                 fprintf(out, "             next %#T, ", &nextUpdate, utc);
 733                 if (now > nextUpdate)
 734                 {
 735                         fprintf(out, "expired (%#V ago)\n", &now, &nextUpdate);
 736                 }
 737                 else
 738                 {
 739                         fprintf(out, "ok");
 740                         if (now > nextUpdate - AC_WARNING_INTERVAL * 60 * 60 * 24)
 741                         {
 742                                 fprintf(out, " (expires in %#V)", &now, &nextUpdate);
 743                         }
 744                         fprintf(out, " \n");
 745                 }
 746
 747                 /* list optional authorityKeyIdentifier */
 748                 if (authkey)
 749                 {
 750                         fprintf(out, "  authkey:   %D\n", authkey);
 751                 }
 752         }
 753         enumerator->destroy(enumerator);
 754 }
 755
 756 /**
 757  * list all X.509 CRLs
 758  */
 759 static void stroke_list_crls(linked_list_t *list, bool utc, FILE *out)
 760 {
 761         bool first = TRUE;
 762         time_t thisUpdate, nextUpdate, now = time(NULL);
 763         enumerator_t *enumerator = list->create_enumerator(list);
 764         certificate_t *cert;
 765
 766         while (enumerator->enumerate(enumerator, (void**)&cert))
 767         {
 768                 crl_t *crl = (crl_t*)cert;
 769                 chunk_t serial  = crl->get_serial(crl);
 770                 identification_t *authkey = crl->get_authKeyIdentifier(crl);
 771
 772                 if (first)
 773                 {
 774                         fprintf(out, "\n");
 775                         fprintf(out, "List of X.509 CRLs:\n");
 776                         first = FALSE;
 777                 }
 778                 fprintf(out, "\n");
 779
 780                 fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
 781
 782                 /* list optional crlNumber */
 783                 if (serial.ptr)
 784                 {
 785                         fprintf(out, "  serial:    %#B\n", &serial);
 786                 }
 787
 788                 /* count the number of revoked certificates */
 789                 {
 790                         int count = 0;
 791                         enumerator_t *enumerator = crl->create_enumerator(crl);
 792
 793                         while (enumerator->enumerate(enumerator, NULL, NULL, NULL))
 794                         {
 795                                 count++;
 796                         }
 797                         fprintf(out, "  revoked:   %d certificate%s\n", count,
 798                                                         (count == 1)? "" : "s");
 799                         enumerator->destroy(enumerator);
 800                 }
 801
 802                 /* list validity */
 803                 cert->get_validity(cert, &now, &thisUpdate, &nextUpdate);
 804                 fprintf(out, "  updates:   this %#T\n",  &thisUpdate, utc);
 805                 fprintf(out, "             next %#T, ", &nextUpdate, utc);
 806                 if (now > nextUpdate)
 807                 {
 808                         fprintf(out, "expired (%#V ago)\n", &now, &nextUpdate);
 809                 }
 810                 else
 811                 {
 812                         fprintf(out, "ok");
 813                         if (now > nextUpdate - CRL_WARNING_INTERVAL * 60 * 60 * 24)
 814                         {
 815                                 fprintf(out, " (expires in %#V)", &now, &nextUpdate);
 816                         }
 817                         fprintf(out, " \n");
 818                 }
 819
 820                 /* list optional authorityKeyIdentifier */
 821                 if (authkey)
 822                 {
 823                         fprintf(out, "  authkey:   %D\n", authkey);
 824                 }
 825         }
 826         enumerator->destroy(enumerator);
 827 }
 828
 829 /**
 830  * list all OCSP responses
 831  */
 832 static void stroke_list_ocsp(linked_list_t* list, bool utc, FILE *out)
 833 {
 834         bool first = TRUE;
 835         enumerator_t *enumerator = list->create_enumerator(list);
 836         certificate_t *cert;
 837
 838         while (enumerator->enumerate(enumerator, (void**)&cert))
 839         {
 840                 if (first)
 841                 {
 842                         fprintf(out, "\n");
 843                         fprintf(out, "List of OCSP responses:\n");
 844                         fprintf(out, "\n");
 845                         first = FALSE;
 846                 }
 847
 848                 fprintf(out, "  signer:   \"%D\"\n", cert->get_issuer(cert));
 849         }
 850         enumerator->destroy(enumerator);
 851 }
 852
 853 /**
 854  * List of registered cryptographical algorithms
 855  */
 856 static void list_algs(FILE *out)
 857 {
 858         enumerator_t *enumerator;
 859         encryption_algorithm_t encryption;
 860         integrity_algorithm_t integrity;
 861         hash_algorithm_t hash;
 862         pseudo_random_function_t prf;
 863         diffie_hellman_group_t group;
 864
 865         fprintf(out, "\n");
 866         fprintf(out, "List of registered IKEv2 Algorithms:\n");
 867         fprintf(out, "\n  encryption: ");
 868         enumerator = lib->crypto->create_crypter_enumerator(lib->crypto);
 869         while (enumerator->enumerate(enumerator, &encryption))
 870         {
 871                 fprintf(out, "%N ", encryption_algorithm_names, encryption);
 872         }
 873         enumerator->destroy(enumerator);
 874         fprintf(out, "\n  integrity:  ");
 875         enumerator = lib->crypto->create_signer_enumerator(lib->crypto);
 876         while (enumerator->enumerate(enumerator, &integrity))
 877         {
 878                 fprintf(out, "%N ", integrity_algorithm_names, integrity);
 879         }
 880         enumerator->destroy(enumerator);
 881         fprintf(out, "\n  hasher:     ");
 882         enumerator = lib->crypto->create_hasher_enumerator(lib->crypto);
 883         while (enumerator->enumerate(enumerator, &hash))
 884         {
 885                 fprintf(out, "%N ", hash_algorithm_names, hash);
 886         }
 887         enumerator->destroy(enumerator);
 888         fprintf(out, "\n  prf:        ");
 889         enumerator = lib->crypto->create_prf_enumerator(lib->crypto);
 890         while (enumerator->enumerate(enumerator, &prf))
 891         {
 892                 fprintf(out, "%N ", pseudo_random_function_names, prf);
 893         }
 894         enumerator->destroy(enumerator);
 895         fprintf(out, "\n  dh-group:   ");
 896         enumerator = lib->crypto->create_dh_enumerator(lib->crypto);
 897         while (enumerator->enumerate(enumerator, &group))
 898         {
 899                 fprintf(out, "%N ", diffie_hellman_group_names, group);
 900         }
 901         enumerator->destroy(enumerator);
 902         fprintf(out, "\n");
 903 }
 904
 905 /**
 906  * Implementation of stroke_list_t.list.
 907  */
 908 static void list(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out)
 909 {
 910         linked_list_t *cert_list = NULL;
 911
 912         if (msg->list.flags & LIST_PUBKEYS)
 913         {
 914                 linked_list_t *pubkey_list = create_unique_cert_list(CERT_TRUSTED_PUBKEY);
 915
 916                 stroke_list_pubkeys(pubkey_list, msg->list.utc, out);
 917                 pubkey_list->destroy_offset(pubkey_list, offsetof(certificate_t, destroy));
 918         }
 919         if (msg->list.flags & (LIST_CERTS | LIST_CACERTS | LIST_OCSPCERTS | LIST_AACERTS))
 920         {
 921                 cert_list = create_unique_cert_list(CERT_X509);
 922         }
 923         if (msg->list.flags & LIST_CERTS)
 924         {
 925                 stroke_list_certs(cert_list, "X.509 End Entity Certificates",
 926                                                   0, msg->list.utc, out);
 927         }
 928         if (msg->list.flags & LIST_CACERTS)
 929         {
 930                 stroke_list_certs(cert_list, "X.509 CA Certificates",
 931                                                   X509_CA, msg->list.utc, out);
 932         }
 933         if (msg->list.flags & LIST_OCSPCERTS)
 934         {
 935                 stroke_list_certs(cert_list, "X.509 OCSP Signer Certificates",
 936                                                   X509_OCSP_SIGNER, msg->list.utc, out);
 937         }
 938         if (msg->list.flags & LIST_AACERTS)
 939         {
 940                 stroke_list_certs(cert_list, "X.509 AA Certificates",
 941                                                   X509_AA, msg->list.utc, out);
 942         }
 943         if (msg->list.flags & LIST_ACERTS)
 944         {
 945                 linked_list_t *ac_list = create_unique_cert_list(CERT_X509_AC);
 946
 947                 stroke_list_acerts(ac_list, msg->list.utc, out);
 948                 ac_list->destroy_offset(ac_list, offsetof(certificate_t, destroy));
 949         }
 950         if (msg->list.flags & LIST_CRLS)
 951         {
 952                 linked_list_t *crl_list = create_unique_cert_list(CERT_X509_CRL);
 953
 954                 stroke_list_crls(crl_list, msg->list.utc, out);
 955                 crl_list->destroy_offset(crl_list, offsetof(certificate_t, destroy));
 956         }
 957         if (msg->list.flags & LIST_OCSP)
 958         {
 959                 linked_list_t *ocsp_list = create_unique_cert_list(CERT_X509_OCSP_RESPONSE);
 960
 961                 stroke_list_ocsp(ocsp_list, msg->list.utc, out);
 962
 963                 ocsp_list->destroy_offset(ocsp_list, offsetof(certificate_t, destroy));
 964         }
 965         if (msg->list.flags & LIST_ALGS)
 966         {
 967                 list_algs(out);
 968         }
 969         DESTROY_OFFSET_IF(cert_list, offsetof(certificate_t, destroy));
 970 }
 971
 972 /**
 973  * Implementation of stroke_list_t.destroy
 974  */
 975 static void destroy(private_stroke_list_t *this)
 976 {
 977         free(this);
 978 }
 979
 980 /*
 981  * see header file
 982  */
 983 stroke_list_t *stroke_list_create()
 984 {
 985         private_stroke_list_t *this = malloc_thing(private_stroke_list_t);
 986
 987         this->public.list = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out))list;
 988         this->public.status = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out,bool))status;
 989         this->public.destroy = (void(*)(stroke_list_t*))destroy;
 990
 991         this->uptime = time(NULL);
 992
 993         return &this->public;
 994 }
 995