]> git.ipfire.org Git - thirdparty/gnutls.git/commitdiff
Perform the certificate verification tests in PKCS #11-based verification using softhsm.
authorNikos Mavrogiannopoulos <nmav@redhat.com>
Fri, 4 Apr 2014 13:39:28 +0000 (15:39 +0200)
committerNikos Mavrogiannopoulos <nmav@redhat.com>
Fri, 4 Apr 2014 14:20:45 +0000 (16:20 +0200)
tests/suite/Makefile.am
tests/suite/pkcs11-chainverify.c [new file with mode: 0644]

index f9f23c548273770cfd28ff3941bf93612b5ad56c..fd199531aeb0160f1fdb77a766c10d6069b328ae 100644 (file)
@@ -30,6 +30,7 @@ AM_CPPFLAGS = \
        -I$(top_srcdir)/tests/suite/ecore/src/include \
        -I$(top_srcdir)/tests/suite/ecore/src/lib
 
+check_PROGRAMS =
 AM_LDFLAGS = -no-install
 LDADD = ../../lib/libgnutls.la \
        ../../gl/libgnu.la \
@@ -86,6 +87,11 @@ nodist_check_SCRIPTS = eagain testsrn testcompat chain invalid-cert testrandom
 
 TESTS = ciphersuite/test-ciphersuites.sh eagain testsrn testcompat chain invalid-cert
 
+if ENABLE_PKCS11
+check_PROGRAMS += pkcs11-chainverify
+TESTS += pkcs11-chainverify
+endif
+
 TESTS_ENVIRONMENT = EXEEXT=$(EXEEXT) \
        LC_ALL="C"                                              \
        top_builddir="$(top_builddir)"                          \
diff --git a/tests/suite/pkcs11-chainverify.c b/tests/suite/pkcs11-chainverify.c
new file mode 100644 (file)
index 0000000..b250b12
--- /dev/null
@@ -0,0 +1,283 @@
+/*
+ * Copyright (C) 2008-2014 Free Software Foundation, Inc.
+ *
+ * Author: Simon Josefsson, Nikos Mavrogiannopoulos
+ *
+ * This file is part of GnuTLS.
+ *
+ * GnuTLS is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuTLS is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GnuTLS; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <gnutls/gnutls.h>
+#include <gnutls/x509.h>
+
+#include "../utils.h"
+#include "../test-chains.h"
+
+#define URL "pkcs11:model=SoftHSM;manufacturer=SoftHSM;serial=1;token=test"
+
+/* GnuTLS internally calls time() to find out the current time when
+   verifying certificates.  To avoid a time bomb, we hard code the
+   current time.  This should work fine on systems where the library
+   call to time is resolved at run-time.  */
+static time_t mytime(time_t * t)
+{
+       time_t then = 1256803113;
+
+       if (t)
+               *t = then;
+
+       return then;
+}
+
+static void tls_log_func(int level, const char *str)
+{
+       fprintf(stderr, "|<%d>| %s", level, str);
+}
+
+static
+int pin_func(void* userdata, int attempt, const char* url, const char *label,
+               unsigned flags, char *pin, size_t pin_max)
+{
+       if (attempt == 0) {
+               strcpy(pin, "1234");
+               return 0;
+       }
+       return -1;
+}
+
+void doit(void)
+{
+       int exit_val = 0;
+       size_t i;
+       int ret;
+       FILE *fp;
+
+       /* The overloading of time() seems to work in linux (ELF?)
+        * systems only. Disable it on windows.
+        */
+#ifdef _WIN32
+       exit(77);
+#endif
+
+       if (access("/usr/bin/softhsm", X_OK) < 0 ||
+           access("/usr/lib64/softhsm/libsofthsm.so", X_OK) < 0) {
+               exit(77);
+       }
+
+       ret = global_init();
+       if (ret != 0) {
+               fail("%d: %s\n", ret, gnutls_strerror(ret));
+               exit(1);
+       }
+
+       gnutls_pkcs11_set_pin_function(pin_func, NULL);
+       gnutls_global_set_time_function(mytime);
+       gnutls_global_set_log_function(tls_log_func);
+       if (debug)
+               gnutls_global_set_log_level(4711);
+
+       /* write softhsm.config */
+       fp = fopen("softhsm.config", "w");
+       if (fp == NULL) {
+               fprintf(stderr, "error writing softhsm.config\n");
+               exit(1);
+       }
+       fputs("0:./softhsm.db\n", fp);
+       fclose(fp);
+
+       setenv("SOFTHSM_CONF", "softhsm.config", 0);
+       
+       system("softhsm --init-token --slot 0 --label test --so-pin 1234 --pin 1234");
+
+       ret = gnutls_pkcs11_add_provider("/usr/lib64/softhsm/libsofthsm.so", "trusted");
+       if (ret < 0) {
+               fprintf(stderr, "gnutls_x509_crt_init: %s\n",
+                       gnutls_strerror(ret));
+               exit(1);
+       }
+
+       for (i = 0; chains[i].chain; i++) {
+               gnutls_x509_trust_list_t tl;
+               unsigned int verify_status;
+               gnutls_x509_crt_t certs[4];
+               gnutls_x509_crt_t ca;
+               gnutls_datum_t tmp;
+               size_t j;
+
+               if (debug)
+                       printf("Chain '%s' (%d)...\n", chains[i].name,
+                              (int) i);
+
+               for (j = 0; chains[i].chain[j]; j++) {
+                       if (debug > 2)
+                               printf("\tAdding certificate %d...",
+                                      (int) j);
+
+                       ret = gnutls_x509_crt_init(&certs[j]);
+                       if (ret < 0) {
+                               fprintf(stderr,
+                                       "gnutls_x509_crt_init[%d,%d]: %s\n",
+                                       (int) i, (int) j,
+                                       gnutls_strerror(ret));
+                               exit(1);
+                       }
+
+                       tmp.data = (unsigned char *) chains[i].chain[j];
+                       tmp.size = strlen(chains[i].chain[j]);
+
+                       ret =
+                           gnutls_x509_crt_import(certs[j], &tmp,
+                                                  GNUTLS_X509_FMT_PEM);
+                       if (debug > 2)
+                               printf("done\n");
+                       if (ret < 0) {
+                               fprintf(stderr,
+                                       "gnutls_x509_crt_import[%s,%d]: %s\n",
+                                       chains[i].name, (int) j,
+                                       gnutls_strerror(ret));
+                               exit(1);
+                       }
+
+                       gnutls_x509_crt_print(certs[j],
+                                             GNUTLS_CRT_PRINT_ONELINE,
+                                             &tmp);
+                       if (debug)
+                               printf("\tCertificate %d: %.*s\n", (int) j,
+                                      tmp.size, tmp.data);
+                       gnutls_free(tmp.data);
+               }
+
+               if (debug > 2)
+                       printf("\tAdding CA certificate...");
+
+               ret = gnutls_x509_crt_init(&ca);
+               if (ret < 0) {
+                       fprintf(stderr, "gnutls_x509_crt_init: %s\n",
+                               gnutls_strerror(ret));
+                       exit(1);
+               }
+
+               tmp.data = (unsigned char *) *chains[i].ca;
+               tmp.size = strlen(*chains[i].ca);
+
+               ret =
+                   gnutls_x509_crt_import(ca, &tmp, GNUTLS_X509_FMT_PEM);
+               if (ret < 0) {
+                       fprintf(stderr, "gnutls_x509_crt_import: %s\n",
+                               gnutls_strerror(ret));
+                       exit(1);
+               }
+
+               if (debug > 2)
+                       printf("done\n");
+
+               gnutls_x509_crt_print(ca, GNUTLS_CRT_PRINT_ONELINE, &tmp);
+               if (debug)
+                       printf("\tCA Certificate: %.*s\n", tmp.size,
+                              tmp.data);
+               gnutls_free(tmp.data);
+
+               if (debug)
+                       printf("\tVerifying...");
+
+               /* initialize softhsm token */
+               ret = gnutls_pkcs11_token_init(URL, "1234", "test");
+               if (ret < 0) {
+                       fail("gnutls_pkcs11_token_init\n");
+                       exit(1);
+               }
+
+               /* write CA certificate to softhsm */
+               ret = gnutls_pkcs11_copy_x509_crt(URL, ca, "test-ca", GNUTLS_PKCS11_OBJ_FLAG_MARK_TRUSTED|GNUTLS_PKCS11_OBJ_FLAG_LOGIN_SO);
+               if (ret < 0) {
+                       fail("gnutls_pkcs11_copy_x509_crt: %s\n", gnutls_strerror(ret));
+                       exit(1);
+               }
+
+               gnutls_x509_trust_list_init(&tl, 0);
+
+               ret = gnutls_x509_trust_list_add_trust_file(tl, URL, NULL, 0, 0, 0);
+               if (ret < 0) {
+                       fail("gnutls_x509_trust_list_add_trust_file\n");
+                       exit(1);
+               }
+
+               /* make sure that the two functions don't diverge */
+               ret = gnutls_x509_trust_list_verify_crt(tl, certs, j, chains[i].verify_flags,
+                                               &verify_status, NULL);
+               if (ret < 0) {
+                       fprintf(stderr,
+                               "gnutls_x509_crt_list_verify[%d,%d]: %s\n",
+                               (int) i, (int) j, gnutls_strerror(ret));
+                       exit(1);
+               }
+
+               if (verify_status != chains[i].expected_verify_result) {
+                       gnutls_datum_t out1, out2;
+                       gnutls_certificate_verification_status_print
+                           (verify_status, GNUTLS_CRT_X509, &out1, 0);
+                       gnutls_certificate_verification_status_print(chains
+                                                                    [i].
+                                                                    expected_verify_result,
+                                                                    GNUTLS_CRT_X509,
+                                                                    &out2,
+                                                                    0);
+                       fail("chain[%s]:\nverify_status: %d: %s\nexpected: %d: %s\n", chains[i].name, verify_status, out1.data, chains[i].expected_verify_result, out2.data);
+                       gnutls_free(out1.data);
+                       gnutls_free(out2.data);
+
+#if 0
+                       j = 0;
+                       do {
+                               fprintf(stderr, "%s\n",
+                                       chains[i].chain[j]);
+                       }
+                       while (chains[i].chain[++j] != NULL);
+#endif
+
+                       if (!debug)
+                               exit(1);
+               } else if (debug)
+                       printf("done\n");
+
+               if (debug)
+                       printf("\tCleanup...");
+
+               gnutls_x509_trust_list_deinit(tl, 0);
+               gnutls_x509_crt_deinit(ca);
+               for (j = 0; chains[i].chain[j]; j++)
+                       gnutls_x509_crt_deinit(certs[j]);
+
+               if (debug)
+                       printf("done\n\n\n");
+       }
+
+       gnutls_global_deinit();
+
+       if (debug)
+               printf("Exit status...%d\n", exit_val);
+
+       exit(exit_val);
+}