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 <credentials/certificates/x509.h>
  22 #include <credentials/certificates/crl.h>
  23
  24 /* warning intervals for list functions */
  25 #define CERT_WARNING_INTERVAL  30       /* days */
  26 #define CRL_WARNING_INTERVAL    7       /* days */
  27
  28 typedef struct private_stroke_list_t private_stroke_list_t;
  29
  30 /**
  31  * private data of stroke_list
  32  */
  33 struct private_stroke_list_t {
  34
  35         /**
  36          * public functions
  37          */
  38         stroke_list_t public;
  39
  40         /**
  41          * timestamp of daemon start
  42          */
  43         time_t uptime;
  44 };
  45
  46 /**
  47  * log an IKE_SA to out
  48  */
  49 static void log_ike_sa(FILE *out, ike_sa_t *ike_sa, bool all)
  50 {
  51         ike_sa_id_t *id = ike_sa->get_id(ike_sa);
  52         u_int32_t rekey, reauth;
  53
  54         fprintf(out, "%12s[%d]: %N, %H[%D]...%H[%D]\n",
  55                         ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
  56                         ike_sa_state_names, ike_sa->get_state(ike_sa),
  57                         ike_sa->get_my_host(ike_sa), ike_sa->get_my_id(ike_sa),
  58                         ike_sa->get_other_host(ike_sa), ike_sa->get_other_id(ike_sa));
  59
  60         if (all)
  61         {
  62                 fprintf(out, "%12s[%d]: IKE SPIs: %.16llx_i%s %.16llx_r%s",
  63                                 ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
  64                                 id->get_initiator_spi(id), id->is_initiator(id) ? "*" : "",
  65                                 id->get_responder_spi(id), id->is_initiator(id) ? "" : "*");
  66
  67                 rekey = ike_sa->get_statistic(ike_sa, STAT_REKEY_TIME);
  68                 reauth = ike_sa->get_statistic(ike_sa, STAT_REAUTH_TIME);
  69                 if (rekey)
  70                 {
  71                         fprintf(out, ", rekeying in %V", &rekey);
  72                 }
  73                 if (reauth)
  74                 {
  75                         fprintf(out, ", reauthentication in %V", &reauth);
  76                 }
  77                 if (!rekey && !reauth)
  78                 {
  79                         fprintf(out, ", rekeying disabled");
  80                 }
  81                 fprintf(out, "\n");
  82         }
  83 }
  84
  85 /**
  86  * log an CHILD_SA to out
  87  */
  88 static void log_child_sa(FILE *out, child_sa_t *child_sa, bool all)
  89 {
  90         u_int32_t rekey, now = time(NULL);
  91         u_int32_t use_in, use_out, use_fwd;
  92         encryption_algorithm_t encr_alg;
  93         integrity_algorithm_t int_alg;
  94         size_t encr_len, int_len;
  95         mode_t mode;
  96
  97         child_sa->get_stats(child_sa, &mode, &encr_alg, &encr_len,
  98                                                 &int_alg, &int_len, &rekey, &use_in, &use_out,
  99                                                 &use_fwd);
 100
 101         fprintf(out, "%12s{%d}:  %N, %N",
 102                         child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
 103                         child_sa_state_names, child_sa->get_state(child_sa),
 104                         mode_names, mode);
 105
 106         if (child_sa->get_state(child_sa) == CHILD_INSTALLED)
 107         {
 108                 fprintf(out, ", %N SPIs: %.8x_i %.8x_o",
 109                                 protocol_id_names, child_sa->get_protocol(child_sa),
 110                                 htonl(child_sa->get_spi(child_sa, TRUE)),
 111                                 htonl(child_sa->get_spi(child_sa, FALSE)));
 112
 113                 if (all)
 114                 {
 115                         fprintf(out, "\n%12s{%d}:  ", child_sa->get_name(child_sa),
 116                                         child_sa->get_reqid(child_sa));
 117
 118
 119                         if (child_sa->get_protocol(child_sa) == PROTO_ESP)
 120                         {
 121                                 fprintf(out, "%N", encryption_algorithm_names, encr_alg);
 122
 123                                 if (encr_len)
 124                                 {
 125                                         fprintf(out, "-%d", encr_len);
 126                                 }
 127                                 fprintf(out, "/");
 128                         }
 129
 130                         fprintf(out, "%N", integrity_algorithm_names, int_alg);
 131                         if (int_len)
 132                         {
 133                                 fprintf(out, "-%d", int_len);
 134                         }
 135                         fprintf(out, ", rekeying ");
 136
 137                         if (rekey)
 138                         {
 139                                 fprintf(out, "in %#V", &now, &rekey);
 140                         }
 141                         else
 142                         {
 143                                 fprintf(out, "disabled");
 144                         }
 145
 146                         fprintf(out, ", last use: ");
 147                         use_in = max(use_in, use_fwd);
 148                         if (use_in)
 149                         {
 150                                 fprintf(out, "%ds_i ", now - use_in);
 151                         }
 152                         else
 153                         {
 154                                 fprintf(out, "no_i ");
 155                         }
 156                         if (use_out)
 157                         {
 158                                 fprintf(out, "%ds_o ", now - use_out);
 159                         }
 160                         else
 161                         {
 162                                 fprintf(out, "no_o ");
 163                         }
 164                 }
 165         }
 166
 167         fprintf(out, "\n%12s{%d}:   %#R=== %#R\n",
 168                         child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
 169                         child_sa->get_traffic_selectors(child_sa, TRUE),
 170                         child_sa->get_traffic_selectors(child_sa, FALSE));
 171 }
 172
 173 /**
 174  * Implementation of stroke_list_t.status.
 175  */
 176 static void status(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out, bool all)
 177 {
 178         enumerator_t *enumerator, *children;
 179         iterator_t *iterator;
 180         host_t *host;
 181         peer_cfg_t *peer_cfg;
 182         ike_cfg_t *ike_cfg;
 183         child_cfg_t *child_cfg;
 184         ike_sa_t *ike_sa;
 185         char *name = NULL;
 186         time_t uptime;
 187
 188         name = msg->status.name;
 189
 190         if (all)
 191         {
 192                 uptime = time(NULL) - this->uptime;
 193                 fprintf(out, "Performance:\n");
 194                 fprintf(out, "  uptime: %V, since %#T\n", &uptime, &this->uptime, FALSE);
 195                 fprintf(out, "  worker threads: %d idle of %d,",
 196                                 charon->processor->get_idle_threads(charon->processor),
 197                                 charon->processor->get_total_threads(charon->processor));
 198                 fprintf(out, " job queue load: %d,",
 199                                 charon->processor->get_job_load(charon->processor));
 200                 fprintf(out, " scheduled events: %d\n",
 201                                 charon->scheduler->get_job_load(charon->scheduler));
 202                 iterator = charon->kernel_interface->create_address_iterator(
 203                                                                                                         charon->kernel_interface);
 204                 fprintf(out, "Listening IP addresses:\n");
 205                 while (iterator->iterate(iterator, (void**)&host))
 206                 {
 207                         fprintf(out, "  %H\n", host);
 208                 }
 209                 iterator->destroy(iterator);
 210
 211                 fprintf(out, "Connections:\n");
 212                 enumerator = charon->backends->create_peer_cfg_enumerator(charon->backends);
 213                 while (enumerator->enumerate(enumerator, (void**)&peer_cfg))
 214                 {
 215                         if (peer_cfg->get_ike_version(peer_cfg) != 2 ||
 216                                 (name && !streq(name, peer_cfg->get_name(peer_cfg))))
 217                         {
 218                                 continue;
 219                         }
 220
 221                         ike_cfg = peer_cfg->get_ike_cfg(peer_cfg);
 222                         fprintf(out, "%12s:  %H[%D]...%H[%D]\n", peer_cfg->get_name(peer_cfg),
 223                                         ike_cfg->get_my_host(ike_cfg), peer_cfg->get_my_id(peer_cfg),
 224                                         ike_cfg->get_other_host(ike_cfg), peer_cfg->get_other_id(peer_cfg));
 225                         /* TODO: list CAs and groups */
 226                         children = peer_cfg->create_child_cfg_enumerator(peer_cfg);
 227                         while (children->enumerate(children, &child_cfg))
 228                         {
 229                                 linked_list_t *my_ts, *other_ts;
 230                                 my_ts = child_cfg->get_traffic_selectors(child_cfg, TRUE, NULL, NULL);
 231                                 other_ts = child_cfg->get_traffic_selectors(child_cfg, FALSE, NULL, NULL);
 232                                 fprintf(out, "%12s:    %#R=== %#R\n", child_cfg->get_name(child_cfg),
 233                                                 my_ts, other_ts);
 234                                 my_ts->destroy_offset(my_ts, offsetof(traffic_selector_t, destroy));
 235                                 other_ts->destroy_offset(other_ts, offsetof(traffic_selector_t, destroy));
 236                         }
 237                         children->destroy(children);
 238                 }
 239                 enumerator->destroy(enumerator);
 240         }
 241
 242         iterator = charon->ike_sa_manager->create_iterator(charon->ike_sa_manager);
 243         if (all && iterator->get_count(iterator) > 0)
 244         {
 245                 fprintf(out, "Security Associations:\n");
 246         }
 247         while (iterator->iterate(iterator, (void**)&ike_sa))
 248         {
 249                 bool ike_printed = FALSE;
 250                 child_sa_t *child_sa;
 251                 iterator_t *children = ike_sa->create_child_sa_iterator(ike_sa);
 252
 253                 if (name == NULL || streq(name, ike_sa->get_name(ike_sa)))
 254                 {
 255                         log_ike_sa(out, ike_sa, all);
 256                         ike_printed = TRUE;
 257                 }
 258
 259                 while (children->iterate(children, (void**)&child_sa))
 260                 {
 261                         if (name == NULL || streq(name, child_sa->get_name(child_sa)))
 262                         {
 263                                 if (!ike_printed)
 264                                 {
 265                                         log_ike_sa(out, ike_sa, all);
 266                                         ike_printed = TRUE;
 267                                 }
 268                                 log_child_sa(out, child_sa, all);
 269                         }
 270                 }
 271                 children->destroy(children);
 272         }
 273         iterator->destroy(iterator);
 274 }
 275
 276 /**
 277  * list all X.509 certificates matching the flags
 278  */
 279 static void stroke_list_certs(char *label, x509_flag_t flags, bool utc, FILE *out)
 280 {
 281         bool first = TRUE;
 282         time_t now = time(NULL);
 283         certificate_t *cert;
 284         enumerator_t *enumerator;
 285
 286         enumerator = charon->credentials->create_cert_enumerator(
 287                                                 charon->credentials, CERT_X509, KEY_ANY, NULL, FALSE);
 288         while (enumerator->enumerate(enumerator, (void**)&cert))
 289         {
 290                 x509_t *x509 = (x509_t*)cert;
 291                 x509_flag_t x509_flags = x509->get_flags(x509);
 292
 293                 /* list only if flag is set, or flags == 0 (ignoring self-signed) */
 294                 if ((x509_flags & flags) || (flags == (x509_flags & ~X509_SELF_SIGNED)))
 295                 {
 296                         enumerator_t *enumerator;
 297                         identification_t *altName;
 298                         bool first_altName = TRUE;
 299                         chunk_t serial = x509->get_serial(x509);
 300                         identification_t *authkey = x509->get_authKeyIdentifier(x509);
 301                         time_t notBefore, notAfter;
 302                         public_key_t *public = cert->get_public_key(cert);
 303
 304                         if (first)
 305                         {
 306                                 fprintf(out, "\n");
 307                                 fprintf(out, "List of %s:\n", label);
 308                                 first = FALSE;
 309                         }
 310                         fprintf(out, "\n");
 311
 312                         /* list subjectAltNames */
 313                         enumerator = x509->create_subjectAltName_enumerator(x509);
 314                         while (enumerator->enumerate(enumerator, (void**)&altName))
 315                         {
 316                                 if (first_altName)
 317                                 {
 318                                         fprintf(out, "  altNames:  ");
 319                                         first_altName = FALSE;
 320                                 }
 321                                 else
 322                                 {
 323                                         fprintf(out, ", ");
 324                                 }
 325                                 fprintf(out, "%D", altName);
 326                         }
 327                         if (!first_altName)
 328                         {
 329                                 fprintf(out, "\n");
 330                         }
 331                         enumerator->destroy(enumerator);
 332
 333                         fprintf(out, "  subject:  %D\n", cert->get_subject(cert));
 334                         fprintf(out, "  issuer:   %D\n", cert->get_issuer(cert));
 335                         fprintf(out, "  serial:    %#B\n", &serial);
 336
 337                         /* list validity */
 338                         cert->get_validity(cert, &now, &notBefore, &notAfter);
 339                         fprintf(out, "  validity:  not before %#T, ", &notBefore, utc);
 340                         if (now < notBefore)
 341                         {
 342                                 fprintf(out, "not valid yet (valid in %#V)\n", &now, &notBefore);
 343                         }
 344                         else
 345                         {
 346                                 fprintf(out, "ok\n");
 347                         }
 348                         fprintf(out, "             not after  %#T, ", &notAfter, utc);
 349                         if (now > notAfter)
 350                         {
 351                                 fprintf(out, "expired (%#V ago)\n", &now, &notAfter);
 352                         }
 353                         else
 354                         {
 355                                 fprintf(out, "ok");
 356                                 if (now > notAfter - CERT_WARNING_INTERVAL * 60 * 60 * 24)
 357                                 {
 358                                         fprintf(out, " (expires in %#V)", &now, &notAfter);
 359                                 }
 360                                 fprintf(out, " \n");
 361                         }
 362
 363                         /* list public key information */
 364                         if (public)
 365                         {
 366                                 private_key_t *private = NULL;
 367                                 identification_t *id, *keyid;
 368
 369                                 id    = public->get_id(public, ID_PUBKEY_SHA1);
 370                                 keyid = public->get_id(public, ID_PUBKEY_INFO_SHA1);
 371
 372                                 private = charon->credentials->get_private(
 373                                                                         charon->credentials,
 374                                                                         public->get_type(public), keyid, NULL);
 375                                 fprintf(out, "  pubkey:    %N %d bits%s\n",
 376                                                 key_type_names, public->get_type(public),
 377                                                 public->get_keysize(public) * 8,
 378                                                 private ? ", has private key" : "");
 379                                 fprintf(out, "  keyid:     %D\n", keyid);
 380                                 fprintf(out, "  subjkey:   %D\n", id);
 381                                 DESTROY_IF(private);
 382                                 public->destroy(public);
 383                         }
 384
 385                         /* list optional authorityKeyIdentifier */
 386                         if (authkey)
 387                         {
 388                                 fprintf(out, "  authkey:   %D\n", authkey);
 389                         }
 390                 }
 391         }
 392         enumerator->destroy(enumerator);
 393 }
 394
 395 /**
 396  * list all X.509 CRLs
 397  */
 398 static void stroke_list_crls(bool utc, FILE *out)
 399 {
 400         bool first = TRUE;
 401         time_t thisUpdate, nextUpdate, now = time(NULL);
 402         certificate_t *cert;
 403         enumerator_t *enumerator;
 404
 405         enumerator = charon->credentials->create_cert_enumerator(
 406                                                 charon->credentials, CERT_X509_CRL, KEY_ANY, NULL, FALSE);
 407         while (enumerator->enumerate(enumerator, (void**)&cert))
 408         {
 409                 crl_t *crl = (crl_t*)cert;
 410                 chunk_t serial  = crl->get_serial(crl);
 411                 identification_t *authkey = crl->get_authKeyIdentifier(crl);
 412
 413                 if (first)
 414                 {
 415                         fprintf(out, "\n");
 416                         fprintf(out, "List of X.509 CRLs:\n");
 417                         first = FALSE;
 418                 }
 419                 fprintf(out, "\n");
 420
 421                 fprintf(out, "  issuer:   %D\n", cert->get_issuer(cert));
 422
 423                 /* list optional crlNumber */
 424                 if (serial.ptr)
 425                 {
 426                         fprintf(out, "  serial:    %#B\n", &serial);
 427                 }
 428
 429                 /* count the number of revoked certificates */
 430                 {
 431                         int count = 0;
 432                         enumerator_t *enumerator = crl->create_enumerator(crl);
 433
 434                         while (enumerator->enumerate(enumerator, NULL, NULL, NULL))
 435                         {
 436                                 count++;
 437                         }
 438                         fprintf(out, "  revoked:   %d certificate%s\n", count,
 439                                                         (count == 1)? "" : "s");
 440                         enumerator->destroy(enumerator);
 441                 }
 442
 443                 /* list validity */
 444                 cert->get_validity(cert, &now, &thisUpdate, &nextUpdate);
 445                 fprintf(out, "  updates:   this %#T\n",  &thisUpdate, utc);
 446                 fprintf(out, "             next %#T, ", &nextUpdate, utc);
 447                 if (now > nextUpdate)
 448                 {
 449                         fprintf(out, "expired (%#V ago)\n", &now, &nextUpdate);
 450                 }
 451                 else
 452                 {
 453                         fprintf(out, "ok");
 454                         if (now > nextUpdate - CRL_WARNING_INTERVAL * 60 * 60 * 24)
 455                         {
 456                                 fprintf(out, " (expires in %#V)", &now, &nextUpdate);
 457                         }
 458                         fprintf(out, " \n");
 459                 }
 460
 461                 /* list optional authorityKeyIdentifier */
 462                 if (authkey)
 463                 {
 464                         fprintf(out, "  authkey:   %D\n", authkey);
 465                 }
 466         }
 467         enumerator->destroy(enumerator);
 468 }
 469
 470 /**
 471  * Implementation of stroke_list_t.list.
 472  */
 473 static void list(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out)
 474 {
 475         if (msg->list.flags & LIST_CERTS)
 476         {
 477                 stroke_list_certs("X.509 End Entity Certificates",
 478                                                   0, msg->list.utc, out);
 479         }
 480         if (msg->list.flags & LIST_CACERTS)
 481         {
 482                 stroke_list_certs("X.509 CA Certificates",
 483                                                   X509_CA, msg->list.utc, out);
 484         }
 485         if (msg->list.flags & LIST_OCSPCERTS)
 486         {
 487                 stroke_list_certs("X.509 OCSP Signer Certificates",
 488                                                   X509_OCSP_SIGNER, msg->list.utc, out);
 489         }
 490         if (msg->list.flags & LIST_AACERTS)
 491         {
 492                 stroke_list_certs("X.509 AA Certificates",
 493                                                   X509_AA, msg->list.utc, out);
 494         }
 495         if (msg->list.flags & LIST_ACERTS)
 496         {
 497
 498         }
 499         if (msg->list.flags & LIST_CRLS)
 500         {
 501                 stroke_list_crls(msg->list.utc, out);
 502         }
 503         if (msg->list.flags & LIST_OCSP)
 504         {
 505
 506         }
 507 }
 508
 509 /**
 510  * Implementation of stroke_list_t.destroy
 511  */
 512 static void destroy(private_stroke_list_t *this)
 513 {
 514         free(this);
 515 }
 516
 517 /*
 518  * see header file
 519  */
 520 stroke_list_t *stroke_list_create()
 521 {
 522         private_stroke_list_t *this = malloc_thing(private_stroke_list_t);
 523
 524         this->public.list = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out))list;
 525         this->public.status = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out,bool))status;
 526         this->public.destroy = (void(*)(stroke_list_t*))destroy;
 527
 528         this->uptime = time(NULL);
 529
 530         return &this->public;
 531 }
 532