tests/test-crypto-tlssession.c

   1 /*
   2  * Copyright (C) 2015 Red Hat, Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library.  If not, see
  16  * <http://www.gnu.org/licenses/>.
  17  *
  18  * Author: Daniel P. Berrange <berrange@redhat.com>
  19  */
  20
  21 #include "qemu/osdep.h"
  22
  23 #include "crypto-tls-x509-helpers.h"
  24 #include "crypto-tls-psk-helpers.h"
  25 #include "crypto/tlscredsx509.h"
  26 #include "crypto/tlscredspsk.h"
  27 #include "crypto/tlssession.h"
  28 #include "qom/object_interfaces.h"
  29 #include "qapi/error.h"
  30 #include "qemu/sockets.h"
  31 #include "qemu/acl.h"
  32
  33 #ifdef QCRYPTO_HAVE_TLS_TEST_SUPPORT
  34
  35 #define WORKDIR "tests/test-crypto-tlssession-work/"
  36 #define PSKFILE WORKDIR "keys.psk"
  37 #define KEYFILE WORKDIR "key-ctx.pem"
  38
  39 static ssize_t testWrite(const char *buf, size_t len, void *opaque)
  40 {
  41     int *fd = opaque;
  42
  43     return write(*fd, buf, len);
  44 }
  45
  46 static ssize_t testRead(char *buf, size_t len, void *opaque)
  47 {
  48     int *fd = opaque;
  49
  50     return read(*fd, buf, len);
  51 }
  52
  53 static QCryptoTLSCreds *test_tls_creds_psk_create(
  54     QCryptoTLSCredsEndpoint endpoint,
  55     const char *dir,
  56     Error **errp)
  57 {
  58     Error *err = NULL;
  59     Object *parent = object_get_objects_root();
  60     Object *creds = object_new_with_props(
  61         TYPE_QCRYPTO_TLS_CREDS_PSK,
  62         parent,
  63         (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
  64          "testtlscredsserver" : "testtlscredsclient"),
  65         &err,
  66         "endpoint", (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
  67                      "server" : "client"),
  68         "dir", dir,
  69         "priority", "NORMAL",
  70         NULL
  71         );
  72
  73     if (err) {
  74         error_propagate(errp, err);
  75         return NULL;
  76     }
  77     return QCRYPTO_TLS_CREDS(creds);
  78 }
  79
  80
  81 static void test_crypto_tls_session_psk(void)
  82 {
  83     QCryptoTLSCreds *clientCreds;
  84     QCryptoTLSCreds *serverCreds;
  85     QCryptoTLSSession *clientSess = NULL;
  86     QCryptoTLSSession *serverSess = NULL;
  87     int channel[2];
  88     bool clientShake = false;
  89     bool serverShake = false;
  90     Error *err = NULL;
  91     int ret;
  92
  93     /* We'll use this for our fake client-server connection */
  94     ret = socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
  95     g_assert(ret == 0);
  96
  97     /*
  98      * We have an evil loop to do the handshake in a single
  99      * thread, so we need these non-blocking to avoid deadlock
 100      * of ourselves
 101      */
 102     qemu_set_nonblock(channel[0]);
 103     qemu_set_nonblock(channel[1]);
 104
 105     clientCreds = test_tls_creds_psk_create(
 106         QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT,
 107         WORKDIR,
 108         &err);
 109     g_assert(clientCreds != NULL);
 110
 111     serverCreds = test_tls_creds_psk_create(
 112         QCRYPTO_TLS_CREDS_ENDPOINT_SERVER,
 113         WORKDIR,
 114         &err);
 115     g_assert(serverCreds != NULL);
 116
 117     /* Now the real part of the test, setup the sessions */
 118     clientSess = qcrypto_tls_session_new(
 119         clientCreds, NULL, NULL,
 120         QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT, &err);
 121     serverSess = qcrypto_tls_session_new(
 122         serverCreds, NULL, NULL,
 123         QCRYPTO_TLS_CREDS_ENDPOINT_SERVER, &err);
 124
 125     g_assert(clientSess != NULL);
 126     g_assert(serverSess != NULL);
 127
 128     /* For handshake to work, we need to set the I/O callbacks
 129      * to read/write over the socketpair
 130      */
 131     qcrypto_tls_session_set_callbacks(serverSess,
 132                                       testWrite, testRead,
 133                                       &channel[0]);
 134     qcrypto_tls_session_set_callbacks(clientSess,
 135                                       testWrite, testRead,
 136                                       &channel[1]);
 137
 138     /*
 139      * Finally we loop around & around doing handshake on each
 140      * session until we get an error, or the handshake completes.
 141      * This relies on the socketpair being nonblocking to avoid
 142      * deadlocking ourselves upon handshake
 143      */
 144     do {
 145         int rv;
 146         if (!serverShake) {
 147             rv = qcrypto_tls_session_handshake(serverSess,
 148                                                &err);
 149             g_assert(rv >= 0);
 150             if (qcrypto_tls_session_get_handshake_status(serverSess) ==
 151                 QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
 152                 serverShake = true;
 153             }
 154         }
 155         if (!clientShake) {
 156             rv = qcrypto_tls_session_handshake(clientSess,
 157                                                &err);
 158             g_assert(rv >= 0);
 159             if (qcrypto_tls_session_get_handshake_status(clientSess) ==
 160                 QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
 161                 clientShake = true;
 162             }
 163         }
 164     } while (!clientShake && !serverShake);
 165
 166
 167     /* Finally make sure the server & client validation is successful. */
 168     g_assert(qcrypto_tls_session_check_credentials(serverSess, &err) == 0);
 169     g_assert(qcrypto_tls_session_check_credentials(clientSess, &err) == 0);
 170
 171     object_unparent(OBJECT(serverCreds));
 172     object_unparent(OBJECT(clientCreds));
 173
 174     qcrypto_tls_session_free(serverSess);
 175     qcrypto_tls_session_free(clientSess);
 176
 177     close(channel[0]);
 178     close(channel[1]);
 179 }
 180
 181
 182 struct QCryptoTLSSessionTestData {
 183     const char *servercacrt;
 184     const char *clientcacrt;
 185     const char *servercrt;
 186     const char *clientcrt;
 187     bool expectServerFail;
 188     bool expectClientFail;
 189     const char *hostname;
 190     const char *const *wildcards;
 191 };
 192
 193 static QCryptoTLSCreds *test_tls_creds_x509_create(
 194     QCryptoTLSCredsEndpoint endpoint,
 195     const char *certdir,
 196     Error **errp)
 197 {
 198     Error *err = NULL;
 199     Object *parent = object_get_objects_root();
 200     Object *creds = object_new_with_props(
 201         TYPE_QCRYPTO_TLS_CREDS_X509,
 202         parent,
 203         (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
 204          "testtlscredsserver" : "testtlscredsclient"),
 205         &err,
 206         "endpoint", (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
 207                      "server" : "client"),
 208         "dir", certdir,
 209         "verify-peer", "yes",
 210         "priority", "NORMAL",
 211         /* We skip initial sanity checks here because we
 212          * want to make sure that problems are being
 213          * detected at the TLS session validation stage,
 214          * and the test-crypto-tlscreds test already
 215          * validate the sanity check code.
 216          */
 217         "sanity-check", "no",
 218         NULL
 219         );
 220
 221     if (err) {
 222         error_propagate(errp, err);
 223         return NULL;
 224     }
 225     return QCRYPTO_TLS_CREDS(creds);
 226 }
 227
 228
 229 /*
 230  * This tests validation checking of peer certificates
 231  *
 232  * This is replicating the checks that are done for an
 233  * active TLS session after handshake completes. To
 234  * simulate that we create our TLS contexts, skipping
 235  * sanity checks. We then get a socketpair, and
 236  * initiate a TLS session across them. Finally do
 237  * do actual cert validation tests
 238  */
 239 static void test_crypto_tls_session_x509(const void *opaque)
 240 {
 241     struct QCryptoTLSSessionTestData *data =
 242         (struct QCryptoTLSSessionTestData *)opaque;
 243     QCryptoTLSCreds *clientCreds;
 244     QCryptoTLSCreds *serverCreds;
 245     QCryptoTLSSession *clientSess = NULL;
 246     QCryptoTLSSession *serverSess = NULL;
 247     qemu_acl *acl;
 248     const char * const *wildcards;
 249     int channel[2];
 250     bool clientShake = false;
 251     bool serverShake = false;
 252     Error *err = NULL;
 253     int ret;
 254
 255     /* We'll use this for our fake client-server connection */
 256     ret = socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
 257     g_assert(ret == 0);
 258
 259     /*
 260      * We have an evil loop to do the handshake in a single
 261      * thread, so we need these non-blocking to avoid deadlock
 262      * of ourselves
 263      */
 264     qemu_set_nonblock(channel[0]);
 265     qemu_set_nonblock(channel[1]);
 266
 267 #define CLIENT_CERT_DIR "tests/test-crypto-tlssession-client/"
 268 #define SERVER_CERT_DIR "tests/test-crypto-tlssession-server/"
 269     mkdir(CLIENT_CERT_DIR, 0700);
 270     mkdir(SERVER_CERT_DIR, 0700);
 271
 272     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT);
 273     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_CERT);
 274     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_KEY);
 275
 276     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT);
 277     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_CERT);
 278     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_KEY);
 279
 280     g_assert(link(data->servercacrt,
 281                   SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT) == 0);
 282     g_assert(link(data->servercrt,
 283                   SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_CERT) == 0);
 284     g_assert(link(KEYFILE,
 285                   SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_KEY) == 0);
 286
 287     g_assert(link(data->clientcacrt,
 288                   CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT) == 0);
 289     g_assert(link(data->clientcrt,
 290                   CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_CERT) == 0);
 291     g_assert(link(KEYFILE,
 292                   CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_KEY) == 0);
 293
 294     clientCreds = test_tls_creds_x509_create(
 295         QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT,
 296         CLIENT_CERT_DIR,
 297         &err);
 298     g_assert(clientCreds != NULL);
 299
 300     serverCreds = test_tls_creds_x509_create(
 301         QCRYPTO_TLS_CREDS_ENDPOINT_SERVER,
 302         SERVER_CERT_DIR,
 303         &err);
 304     g_assert(serverCreds != NULL);
 305
 306     acl = qemu_acl_init("tlssessionacl");
 307     qemu_acl_reset(acl);
 308     wildcards = data->wildcards;
 309     while (wildcards && *wildcards) {
 310         qemu_acl_append(acl, 0, *wildcards);
 311         wildcards++;
 312     }
 313
 314     /* Now the real part of the test, setup the sessions */
 315     clientSess = qcrypto_tls_session_new(
 316         clientCreds, data->hostname, NULL,
 317         QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT, &err);
 318     serverSess = qcrypto_tls_session_new(
 319         serverCreds, NULL,
 320         data->wildcards ? "tlssessionacl" : NULL,
 321         QCRYPTO_TLS_CREDS_ENDPOINT_SERVER, &err);
 322
 323     g_assert(clientSess != NULL);
 324     g_assert(serverSess != NULL);
 325
 326     /* For handshake to work, we need to set the I/O callbacks
 327      * to read/write over the socketpair
 328      */
 329     qcrypto_tls_session_set_callbacks(serverSess,
 330                                       testWrite, testRead,
 331                                       &channel[0]);
 332     qcrypto_tls_session_set_callbacks(clientSess,
 333                                       testWrite, testRead,
 334                                       &channel[1]);
 335
 336     /*
 337      * Finally we loop around & around doing handshake on each
 338      * session until we get an error, or the handshake completes.
 339      * This relies on the socketpair being nonblocking to avoid
 340      * deadlocking ourselves upon handshake
 341      */
 342     do {
 343         int rv;
 344         if (!serverShake) {
 345             rv = qcrypto_tls_session_handshake(serverSess,
 346                                                &err);
 347             g_assert(rv >= 0);
 348             if (qcrypto_tls_session_get_handshake_status(serverSess) ==
 349                 QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
 350                 serverShake = true;
 351             }
 352         }
 353         if (!clientShake) {
 354             rv = qcrypto_tls_session_handshake(clientSess,
 355                                                &err);
 356             g_assert(rv >= 0);
 357             if (qcrypto_tls_session_get_handshake_status(clientSess) ==
 358                 QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
 359                 clientShake = true;
 360             }
 361         }
 362     } while (!clientShake && !serverShake);
 363
 364
 365     /* Finally make sure the server validation does what
 366      * we were expecting
 367      */
 368     if (qcrypto_tls_session_check_credentials(serverSess, &err) < 0) {
 369         g_assert(data->expectServerFail);
 370         error_free(err);
 371         err = NULL;
 372     } else {
 373         g_assert(!data->expectServerFail);
 374     }
 375
 376     /*
 377      * And the same for the client validation check
 378      */
 379     if (qcrypto_tls_session_check_credentials(clientSess, &err) < 0) {
 380         g_assert(data->expectClientFail);
 381         error_free(err);
 382         err = NULL;
 383     } else {
 384         g_assert(!data->expectClientFail);
 385     }
 386
 387     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT);
 388     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_CERT);
 389     unlink(SERVER_CERT_DIR QCRYPTO_TLS_CREDS_X509_SERVER_KEY);
 390
 391     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CA_CERT);
 392     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_CERT);
 393     unlink(CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_KEY);
 394
 395     rmdir(CLIENT_CERT_DIR);
 396     rmdir(SERVER_CERT_DIR);
 397
 398     object_unparent(OBJECT(serverCreds));
 399     object_unparent(OBJECT(clientCreds));
 400
 401     qcrypto_tls_session_free(serverSess);
 402     qcrypto_tls_session_free(clientSess);
 403
 404     close(channel[0]);
 405     close(channel[1]);
 406 }
 407
 408
 409 int main(int argc, char **argv)
 410 {
 411     int ret;
 412
 413     module_call_init(MODULE_INIT_QOM);
 414     g_test_init(&argc, &argv, NULL);
 415     setenv("GNUTLS_FORCE_FIPS_MODE", "2", 1);
 416
 417     mkdir(WORKDIR, 0700);
 418
 419     test_tls_init(KEYFILE);
 420     test_tls_psk_init(PSKFILE);
 421
 422     /* Simple initial test using Pre-Shared Keys. */
 423     g_test_add_func("/qcrypto/tlssession/psk",
 424                     test_crypto_tls_session_psk);
 425
 426     /* More complex tests using X.509 certificates. */
 427 # define TEST_SESS_REG(name, caCrt,                                     \
 428                        serverCrt, clientCrt,                            \
 429                        expectServerFail, expectClientFail,              \
 430                        hostname, wildcards)                             \
 431     struct QCryptoTLSSessionTestData name = {                           \
 432         caCrt, caCrt, serverCrt, clientCrt,                             \
 433         expectServerFail, expectClientFail,                             \
 434         hostname, wildcards                                             \
 435     };                                                                  \
 436     g_test_add_data_func("/qcrypto/tlssession/" # name,                 \
 437                          &name, test_crypto_tls_session_x509);          \
 438
 439
 440 # define TEST_SESS_REG_EXT(name, serverCaCrt, clientCaCrt,              \
 441                            serverCrt, clientCrt,                        \
 442                            expectServerFail, expectClientFail,          \
 443                            hostname, wildcards)                         \
 444     struct QCryptoTLSSessionTestData name = {                           \
 445         serverCaCrt, clientCaCrt, serverCrt, clientCrt,                 \
 446         expectServerFail, expectClientFail,                             \
 447         hostname, wildcards                                             \
 448     };                                                                  \
 449     g_test_add_data_func("/qcrypto/tlssession/" # name,                 \
 450                          &name, test_crypto_tls_session_x509);          \
 451
 452     /* A perfect CA, perfect client & perfect server */
 453
 454     /* Basic:CA:critical */
 455     TLS_ROOT_REQ(cacertreq,
 456                  "UK", "qemu CA", NULL, NULL, NULL, NULL,
 457                  true, true, true,
 458                  true, true, GNUTLS_KEY_KEY_CERT_SIGN,
 459                  false, false, NULL, NULL,
 460                  0, 0);
 461
 462     TLS_ROOT_REQ(altcacertreq,
 463                  "UK", "qemu CA 1", NULL, NULL, NULL, NULL,
 464                  true, true, true,
 465                  false, false, 0,
 466                  false, false, NULL, NULL,
 467                  0, 0);
 468
 469     TLS_CERT_REQ(servercertreq, cacertreq,
 470                  "UK", "qemu.org", NULL, NULL, NULL, NULL,
 471                  true, true, false,
 472                  true, true,
 473                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 474                  true, true, GNUTLS_KP_TLS_WWW_SERVER, NULL,
 475                  0, 0);
 476     TLS_CERT_REQ(clientcertreq, cacertreq,
 477                  "UK", "qemu", NULL, NULL, NULL, NULL,
 478                  true, true, false,
 479                  true, true,
 480                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 481                  true, true, GNUTLS_KP_TLS_WWW_CLIENT, NULL,
 482                  0, 0);
 483
 484     TLS_CERT_REQ(clientcertaltreq, altcacertreq,
 485                  "UK", "qemu", NULL, NULL, NULL, NULL,
 486                  true, true, false,
 487                  true, true,
 488                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 489                  true, true, GNUTLS_KP_TLS_WWW_CLIENT, NULL,
 490                  0, 0);
 491
 492     TEST_SESS_REG(basicca, cacertreq.filename,
 493                   servercertreq.filename, clientcertreq.filename,
 494                   false, false, "qemu.org", NULL);
 495     TEST_SESS_REG_EXT(differentca, cacertreq.filename,
 496                       altcacertreq.filename, servercertreq.filename,
 497                       clientcertaltreq.filename, true, true, "qemu.org", NULL);
 498
 499
 500     /* When an altname is set, the CN is ignored, so it must be duplicated
 501      * as an altname for it to match */
 502     TLS_CERT_REQ(servercertalt1req, cacertreq,
 503                  "UK", "qemu.org", "www.qemu.org", "qemu.org",
 504                  "192.168.122.1", "fec0::dead:beaf",
 505                  true, true, false,
 506                  true, true,
 507                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 508                  true, true, GNUTLS_KP_TLS_WWW_SERVER, NULL,
 509                  0, 0);
 510     /* This intentionally doesn't replicate */
 511     TLS_CERT_REQ(servercertalt2req, cacertreq,
 512                  "UK", "qemu.org", "www.qemu.org", "wiki.qemu.org",
 513                  "192.168.122.1", "fec0::dead:beaf",
 514                  true, true, false,
 515                  true, true,
 516                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 517                  true, true, GNUTLS_KP_TLS_WWW_SERVER, NULL,
 518                  0, 0);
 519
 520     TEST_SESS_REG(altname1, cacertreq.filename,
 521                   servercertalt1req.filename, clientcertreq.filename,
 522                   false, false, "qemu.org", NULL);
 523     TEST_SESS_REG(altname2, cacertreq.filename,
 524                   servercertalt1req.filename, clientcertreq.filename,
 525                   false, false, "www.qemu.org", NULL);
 526     TEST_SESS_REG(altname3, cacertreq.filename,
 527                   servercertalt1req.filename, clientcertreq.filename,
 528                   false, true, "wiki.qemu.org", NULL);
 529
 530     TEST_SESS_REG(altname4, cacertreq.filename,
 531                   servercertalt2req.filename, clientcertreq.filename,
 532                   false, true, "qemu.org", NULL);
 533     TEST_SESS_REG(altname5, cacertreq.filename,
 534                   servercertalt2req.filename, clientcertreq.filename,
 535                   false, false, "www.qemu.org", NULL);
 536     TEST_SESS_REG(altname6, cacertreq.filename,
 537                   servercertalt2req.filename, clientcertreq.filename,
 538                   false, false, "wiki.qemu.org", NULL);
 539
 540     const char *const wildcards1[] = {
 541         "C=UK,CN=dogfood",
 542         NULL,
 543     };
 544     const char *const wildcards2[] = {
 545         "C=UK,CN=qemu",
 546         NULL,
 547     };
 548     const char *const wildcards3[] = {
 549         "C=UK,CN=dogfood",
 550         "C=UK,CN=qemu",
 551         NULL,
 552     };
 553     const char *const wildcards4[] = {
 554         "C=UK,CN=qemustuff",
 555         NULL,
 556     };
 557     const char *const wildcards5[] = {
 558         "C=UK,CN=qemu*",
 559         NULL,
 560     };
 561     const char *const wildcards6[] = {
 562         "C=UK,CN=*emu*",
 563         NULL,
 564     };
 565
 566     TEST_SESS_REG(wildcard1, cacertreq.filename,
 567                   servercertreq.filename, clientcertreq.filename,
 568                   true, false, "qemu.org", wildcards1);
 569     TEST_SESS_REG(wildcard2, cacertreq.filename,
 570                   servercertreq.filename, clientcertreq.filename,
 571                   false, false, "qemu.org", wildcards2);
 572     TEST_SESS_REG(wildcard3, cacertreq.filename,
 573                   servercertreq.filename, clientcertreq.filename,
 574                   false, false, "qemu.org", wildcards3);
 575     TEST_SESS_REG(wildcard4, cacertreq.filename,
 576                   servercertreq.filename, clientcertreq.filename,
 577                   true, false, "qemu.org", wildcards4);
 578     TEST_SESS_REG(wildcard5, cacertreq.filename,
 579                   servercertreq.filename, clientcertreq.filename,
 580                   false, false, "qemu.org", wildcards5);
 581     TEST_SESS_REG(wildcard6, cacertreq.filename,
 582                   servercertreq.filename, clientcertreq.filename,
 583                   false, false, "qemu.org", wildcards6);
 584
 585     TLS_ROOT_REQ(cacertrootreq,
 586                  "UK", "qemu root", NULL, NULL, NULL, NULL,
 587                  true, true, true,
 588                  true, true, GNUTLS_KEY_KEY_CERT_SIGN,
 589                  false, false, NULL, NULL,
 590                  0, 0);
 591     TLS_CERT_REQ(cacertlevel1areq, cacertrootreq,
 592                  "UK", "qemu level 1a", NULL, NULL, NULL, NULL,
 593                  true, true, true,
 594                  true, true, GNUTLS_KEY_KEY_CERT_SIGN,
 595                  false, false, NULL, NULL,
 596                  0, 0);
 597     TLS_CERT_REQ(cacertlevel1breq, cacertrootreq,
 598                  "UK", "qemu level 1b", NULL, NULL, NULL, NULL,
 599                  true, true, true,
 600                  true, true, GNUTLS_KEY_KEY_CERT_SIGN,
 601                  false, false, NULL, NULL,
 602                  0, 0);
 603     TLS_CERT_REQ(cacertlevel2areq, cacertlevel1areq,
 604                  "UK", "qemu level 2a", NULL, NULL, NULL, NULL,
 605                  true, true, true,
 606                  true, true, GNUTLS_KEY_KEY_CERT_SIGN,
 607                  false, false, NULL, NULL,
 608                  0, 0);
 609     TLS_CERT_REQ(servercertlevel3areq, cacertlevel2areq,
 610                  "UK", "qemu.org", NULL, NULL, NULL, NULL,
 611                  true, true, false,
 612                  true, true,
 613                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 614                  true, true, GNUTLS_KP_TLS_WWW_SERVER, NULL,
 615                  0, 0);
 616     TLS_CERT_REQ(clientcertlevel2breq, cacertlevel1breq,
 617                  "UK", "qemu client level 2b", NULL, NULL, NULL, NULL,
 618                  true, true, false,
 619                  true, true,
 620                  GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
 621                  true, true, GNUTLS_KP_TLS_WWW_CLIENT, NULL,
 622                  0, 0);
 623
 624     gnutls_x509_crt_t certchain[] = {
 625         cacertrootreq.crt,
 626         cacertlevel1areq.crt,
 627         cacertlevel1breq.crt,
 628         cacertlevel2areq.crt,
 629     };
 630
 631     test_tls_write_cert_chain(WORKDIR "cacertchain-sess.pem",
 632                               certchain,
 633                               G_N_ELEMENTS(certchain));
 634
 635     TEST_SESS_REG(cachain, WORKDIR "cacertchain-sess.pem",
 636                   servercertlevel3areq.filename, clientcertlevel2breq.filename,
 637                   false, false, "qemu.org", NULL);
 638
 639     ret = g_test_run();
 640
 641     test_tls_discard_cert(&clientcertreq);
 642     test_tls_discard_cert(&clientcertaltreq);
 643
 644     test_tls_discard_cert(&servercertreq);
 645     test_tls_discard_cert(&servercertalt1req);
 646     test_tls_discard_cert(&servercertalt2req);
 647
 648     test_tls_discard_cert(&cacertreq);
 649     test_tls_discard_cert(&altcacertreq);
 650
 651     test_tls_discard_cert(&cacertrootreq);
 652     test_tls_discard_cert(&cacertlevel1areq);
 653     test_tls_discard_cert(&cacertlevel1breq);
 654     test_tls_discard_cert(&cacertlevel2areq);
 655     test_tls_discard_cert(&servercertlevel3areq);
 656     test_tls_discard_cert(&clientcertlevel2breq);
 657     unlink(WORKDIR "cacertchain-sess.pem");
 658
 659     test_tls_psk_cleanup(PSKFILE);
 660     test_tls_cleanup(KEYFILE);
 661     rmdir(WORKDIR);
 662
 663     return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
 664 }
 665
 666 #else /* ! QCRYPTO_HAVE_TLS_TEST_SUPPORT */
 667
 668 int
 669 main(void)
 670 {
 671     return EXIT_SUCCESS;
 672 }
 673
 674 #endif /* ! QCRYPTO_HAVE_TLS_TEST_SUPPORT */