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-rw-r--r--tests/pkcs11/tls-neg-pkcs11-key.c488
1 files changed, 488 insertions, 0 deletions
diff --git a/tests/pkcs11/tls-neg-pkcs11-key.c b/tests/pkcs11/tls-neg-pkcs11-key.c
new file mode 100644
index 0000000..25f08ac
--- /dev/null
+++ b/tests/pkcs11/tls-neg-pkcs11-key.c
@@ -0,0 +1,488 @@
+/*
+ * Copyright (C) 2017 Nikos Mavrogiannopoulos
+ *
+ * Author: 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 Lesser General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>
+ */
+
+/* This tests TLS negotiation using the gnutls_privkey_import_ext2() APIs */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#ifndef _WIN32
+# include <netinet/in.h>
+# include <sys/socket.h>
+# include <arpa/inet.h>
+#endif
+#include <unistd.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/x509.h>
+#include <gnutls/abstract.h>
+#include <assert.h>
+#include "cert-common.h"
+#include "eagain-common.h"
+#include "utils.h"
+#include "softhsm.h"
+
+static void tls_log_func(int level, const char *str)
+{
+ fprintf(stderr, "<%d> %s", level, str);
+}
+
+#define CONFIG_NAME "softhsm-neg"
+#define CONFIG CONFIG_NAME".config"
+#define PIN "1234"
+
+#define testfail(fmt, ...) \
+ fail("%s: "fmt, name, ##__VA_ARGS__)
+
+static unsigned verify_eddsa_presence(void)
+{
+ unsigned i;
+ unsigned long mechanism;
+ int ret;
+
+ i = 0;
+ do {
+ ret = gnutls_pkcs11_token_get_mechanism("pkcs11:", i++, &mechanism);
+ if (ret >= 0 && mechanism == 0x1057 /* CKM_EDDSA */)
+ return 1;
+ } while(ret>=0);
+
+ return 0;
+}
+
+static gnutls_privkey_t load_virt_privkey(const char *name, const gnutls_datum_t *txtkey,
+ int exp_key_err, unsigned needs_decryption)
+{
+ unsigned flags;
+ gnutls_privkey_t privkey;
+ gnutls_x509_privkey_t tmp;
+ int ret;
+
+ ret = gnutls_x509_privkey_init(&tmp);
+ if (ret < 0)
+ testfail("gnutls_privkey_init\n");
+
+ ret = gnutls_x509_privkey_import(tmp, txtkey, GNUTLS_X509_FMT_PEM);
+ if (ret < 0)
+ testfail("gnutls_privkey_import: %s\n", gnutls_strerror(ret));
+
+ if (needs_decryption)
+ flags = GNUTLS_KEY_KEY_ENCIPHERMENT;
+ else
+ flags = GNUTLS_KEY_DIGITAL_SIGNATURE;
+
+ ret = gnutls_pkcs11_copy_x509_privkey(SOFTHSM_URL, tmp, "key", flags,
+ GNUTLS_PKCS11_OBJ_FLAG_MARK_PRIVATE|GNUTLS_PKCS11_OBJ_FLAG_MARK_SENSITIVE|GNUTLS_PKCS11_OBJ_FLAG_LOGIN);
+ gnutls_x509_privkey_deinit(tmp);
+
+ if (ret < 0) {
+ if (ret == exp_key_err) {
+ return NULL;
+ }
+ fail("gnutls_pkcs11_copy_x509_privkey: %s\n", gnutls_strerror(ret));
+ }
+
+ ret = gnutls_privkey_init(&privkey);
+ if (ret < 0)
+ testfail("gnutls_privkey_init\n");
+
+ ret =
+ gnutls_privkey_import_url(privkey, SOFTHSM_URL";object=key", 0);
+ if (ret < 0) {
+ if (ret == exp_key_err) {
+ gnutls_privkey_deinit(privkey);
+ return NULL;
+ }
+ testfail("gnutls_privkey_import: %s\n", gnutls_strerror(ret));
+ }
+
+ if (exp_key_err) {
+ testfail("did not fail in key import, although expected\n");
+ }
+
+ return privkey;
+}
+
+static
+void try_with_key(const char *name, const char *client_prio,
+ gnutls_kx_algorithm_t client_kx,
+ gnutls_sign_algorithm_t server_sign_algo,
+ gnutls_sign_algorithm_t client_sign_algo,
+ const gnutls_datum_t *serv_cert,
+ gnutls_privkey_t key,
+ int exp_serv_err)
+{
+ int ret;
+ gnutls_pcert_st pcert_list[4];
+ unsigned pcert_list_size;
+ /* Server stuff. */
+ gnutls_certificate_credentials_t s_xcred;
+ gnutls_session_t server;
+ int sret = GNUTLS_E_AGAIN;
+ /* Client stuff. */
+ gnutls_certificate_credentials_t c_xcred;
+ gnutls_session_t client;
+ int cret = GNUTLS_E_AGAIN, version;
+ const char *err;
+
+ /* General init. */
+ gnutls_global_set_log_function(tls_log_func);
+ if (debug)
+ gnutls_global_set_log_level(6);
+
+ reset_buffers();
+ /* Init server */
+ gnutls_certificate_allocate_credentials(&s_xcred);
+
+ pcert_list_size = sizeof(pcert_list)/sizeof(pcert_list[0]);
+ ret = gnutls_pcert_list_import_x509_raw(pcert_list, &pcert_list_size,
+ serv_cert, GNUTLS_X509_FMT_PEM, 0);
+ if (ret < 0) {
+ testfail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));
+ }
+
+ ret = gnutls_certificate_set_key(s_xcred, NULL, 0, pcert_list,
+ pcert_list_size, key);
+ if (ret < 0) {
+ testfail("Could not set key/cert: %s\n", gnutls_strerror(ret));
+ }
+
+ gnutls_init(&server, GNUTLS_SERVER);
+ gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE,
+ s_xcred);
+
+ assert(gnutls_priority_set_direct(server,
+ "NORMAL:+VERS-SSL3.0:+ANON-ECDH:+ANON-DH:+ECDHE-RSA:+DHE-RSA:+RSA:+ECDHE-ECDSA:+CURVE-X25519:+SIGN-EDDSA-ED25519",
+ NULL) >= 0);
+ gnutls_transport_set_push_function(server, server_push);
+ gnutls_transport_set_pull_function(server, server_pull);
+ gnutls_transport_set_ptr(server, server);
+
+ /* Init client */
+
+ ret = gnutls_certificate_allocate_credentials(&c_xcred);
+ if (ret < 0)
+ exit(1);
+
+ ret = gnutls_init(&client, GNUTLS_CLIENT);
+ if (ret < 0)
+ exit(1);
+
+ ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE,
+ c_xcred);
+ if (ret < 0)
+ exit(1);
+
+ gnutls_transport_set_push_function(client, client_push);
+ gnutls_transport_set_pull_function(client, client_pull);
+ gnutls_transport_set_ptr(client, client);
+
+ ret = gnutls_priority_set_direct(client, client_prio, &err);
+ if (ret < 0) {
+ if (ret == GNUTLS_E_INVALID_REQUEST)
+ fprintf(stderr, "Error in %s\n", err);
+ exit(1);
+ }
+ if (exp_serv_err) {
+ HANDSHAKE_EXPECT(client, server, GNUTLS_E_AGAIN, exp_serv_err);
+ goto cleanup;
+ } else {
+ HANDSHAKE(client, server);
+ }
+
+ if (gnutls_kx_get(client) != client_kx) {
+ testfail("%s: got unexpected key exchange algorithm: %s (expected %s)\n", name, gnutls_kx_get_name(gnutls_kx_get(client)),
+ gnutls_kx_get_name(client_kx));
+ exit(1);
+ }
+
+ /* test signature algorithm match */
+ version = gnutls_protocol_get_version(client);
+ if (version >= GNUTLS_TLS1_2) {
+ ret = gnutls_sign_algorithm_get(server);
+ if (ret != (int)server_sign_algo && server_sign_algo != 0) {
+ testfail("%s: got unexpected server signature algorithm: %d/%s\n", name, ret, gnutls_sign_get_name(ret));
+ exit(1);
+ }
+
+ ret = gnutls_sign_algorithm_get_client(server);
+ if (ret != (int)client_sign_algo && client_sign_algo != 0) {
+ testfail("%s: got unexpected client signature algorithm: %d/%s\n", name, ret, gnutls_sign_get_name(ret));
+ exit(1);
+ }
+
+ ret = gnutls_sign_algorithm_get(client);
+ if (ret != (int)server_sign_algo && server_sign_algo != 0) {
+ testfail("%s: cl: got unexpected server signature algorithm: %d/%s\n", name, ret, gnutls_sign_get_name(ret));
+ exit(1);
+ }
+
+ ret = gnutls_sign_algorithm_get_client(client);
+ if (ret != (int)client_sign_algo && client_sign_algo != 0) {
+ testfail("%s: cl: got unexpected client signature algorithm: %d/%s\n", name, ret, gnutls_sign_get_name(ret));
+ exit(1);
+ }
+ }
+
+ gnutls_bye(client, GNUTLS_SHUT_RDWR);
+ gnutls_bye(server, GNUTLS_SHUT_RDWR);
+
+ cleanup:
+ gnutls_deinit(client);
+ gnutls_deinit(server);
+
+ gnutls_certificate_free_credentials(s_xcred);
+ gnutls_certificate_free_credentials(c_xcred);
+}
+
+typedef struct test_st {
+ const char *name;
+ gnutls_pk_algorithm_t pk;
+ const char *prio;
+ const gnutls_datum_t *cert;
+ const gnutls_datum_t *key;
+ gnutls_kx_algorithm_t exp_kx;
+ int exp_key_err;
+ int exp_serv_err;
+ int needs_eddsa;
+ int needs_decryption;
+ int nofips;
+ unsigned requires_pkcs11_pss;
+} test_st;
+
+static const test_st tests[] = {
+ {.name = "tls1.2: rsa-decryption key",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:-KX-ALL:+RSA:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_localhost_rsa_decrypt_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_RSA,
+ .needs_decryption = 1
+ },
+ {.name = "tls1.2: rsa-decryption key, signatures prioritized",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:-KX-ALL:+ECDHE-RSA:+RSA:-VERS-TLS-ALL:+VERS-TLS1.2:-SIGN-ALL:+SIGN-RSA-PSS-RSAE-SHA256",
+ .cert = &server_ca3_localhost_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_RSA,
+ .needs_decryption = 1
+ },
+ {.name = "tls1.2: ecc key",
+ .pk = GNUTLS_PK_ECDSA,
+ .prio = "NORMAL:-KX-ALL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_localhost_ecc_cert,
+ .key = &server_ca3_ecc_key,
+ .exp_kx = GNUTLS_KX_ECDHE_ECDSA
+ },
+ {.name = "tls1.2: rsa-sign key",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_localhost_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA
+ },
+ {.name = "tls1.2: rsa-sign key with rsa-pss sigs prioritized",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-SIGN-ALL:+SIGN-RSA-PSS-SHA256:+SIGN-RSA-PSS-SHA384:+SIGN-RSA-PSS-SHA512:+SIGN-RSA-SHA256:+SIGN-RSA-SHA384:+SIGN-RSA-SHA512:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_localhost_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA
+ },
+ {.name = "tls1.2: rsa-pss-sign key",
+ .pk = GNUTLS_PK_RSA_PSS,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_rsa_pss2_cert,
+ .key = &server_ca3_rsa_pss2_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .requires_pkcs11_pss = 1,
+ },
+ {.name = "tls1.2: rsa-pss cert, rsa-sign key",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.2",
+ .cert = &server_ca3_rsa_pss_cert,
+ .key = &server_ca3_rsa_pss_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .requires_pkcs11_pss = 1,
+ },
+ {.name = "tls1.2: rsa-pss cert, rsa-sign key no PSS signatures",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.2:-SIGN-RSA-PSS-SHA256:-SIGN-RSA-PSS-SHA384:-SIGN-RSA-PSS-SHA512:-SIGN-RSA-PSS-RSAE-SHA256:-SIGN-RSA-PSS-RSAE-SHA384:-SIGN-RSA-PSS-RSAE-SHA512",
+ .cert = &server_ca3_rsa_pss_cert,
+ .key = &server_ca3_rsa_pss_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .exp_serv_err = GNUTLS_E_NO_CIPHER_SUITES
+ },
+ {.name = "tls1.2: ed25519 cert, ed25519 key",
+ .pk = GNUTLS_PK_EDDSA_ED25519,
+ .needs_eddsa = 1,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA",
+ .cert = &server_ca3_eddsa_cert,
+ .key = &server_ca3_eddsa_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .nofips = 1
+ },
+ {.name = "tls1.3: ecc key",
+ .pk = GNUTLS_PK_ECDSA,
+ .prio = "NORMAL:-KX-ALL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.3",
+ .cert = &server_ca3_localhost_ecc_cert,
+ .key = &server_ca3_ecc_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA
+ },
+ {.name = "tls1.3: rsa-sign key",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.3",
+ .cert = &server_ca3_localhost_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA
+ },
+ {.name = "tls1.3: rsa-sign key with rsa-pss sigs prioritized",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:-SIGN-ALL:+SIGN-RSA-PSS-SHA256:+SIGN-RSA-PSS-SHA384:+SIGN-RSA-PSS-SHA512:+SIGN-RSA-PSS-RSAE-SHA256:+SIGN-RSA-PSS-RSAE-SHA384:+SIGN-RSA-PSS-RSAE-SHA512:-VERS-TLS-ALL:+VERS-TLS1.3",
+ .cert = &server_ca3_localhost_cert,
+ .key = &server_ca3_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA
+ },
+ {.name = "tls1.3: rsa-pss-sign key",
+ .pk = GNUTLS_PK_RSA_PSS,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.3",
+ .cert = &server_ca3_rsa_pss2_cert,
+ .key = &server_ca3_rsa_pss2_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .requires_pkcs11_pss = 1,
+ },
+ {.name = "tls1.3: rsa-pss cert, rsa-sign key",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.3",
+ .cert = &server_ca3_rsa_pss_cert,
+ .key = &server_ca3_rsa_pss_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .requires_pkcs11_pss = 1,
+ },
+ {.name = "tls1.3: rsa-pss cert, rsa-sign key no PSS signatures",
+ .pk = GNUTLS_PK_RSA,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA:-VERS-TLS-ALL:+VERS-TLS1.3:-SIGN-RSA-PSS-SHA256:-SIGN-RSA-PSS-SHA384:-SIGN-RSA-PSS-SHA512:-SIGN-RSA-PSS-RSAE-SHA256:-SIGN-RSA-PSS-RSAE-SHA384:-SIGN-RSA-PSS-RSAE-SHA512",
+ .cert = &server_ca3_rsa_pss_cert,
+ .key = &server_ca3_rsa_pss_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .exp_serv_err = GNUTLS_E_NO_CIPHER_SUITES
+ },
+ {.name = "tls1.3: ed25519 cert, ed25519 key",
+ .needs_eddsa = 1,
+ .pk = GNUTLS_PK_EDDSA_ED25519,
+ .prio = "NORMAL:+ECDHE-RSA:+ECDHE-ECDSA",
+ .cert = &server_ca3_eddsa_cert,
+ .key = &server_ca3_eddsa_key,
+ .exp_kx = GNUTLS_KX_ECDHE_RSA,
+ .nofips = 1
+ }
+};
+
+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, PIN);
+ return 0;
+ }
+ return -1;
+}
+
+#ifndef CKM_RSA_PKCS_PSS
+# define CKM_RSA_PKCS_PSS (0xdUL)
+#endif
+
+void doit(void)
+{
+ gnutls_privkey_t privkey;
+ const char *bin, *lib;
+ char buf[512];
+ unsigned int i, have_eddsa;
+ int ret;
+
+ if (gnutls_fips140_mode_enabled())
+ exit(77);
+
+#ifdef _WIN32
+ exit(77);
+#endif
+ bin = softhsm_bin();
+
+ lib = softhsm_lib();
+
+ global_init();
+
+ gnutls_global_set_log_function(tls_log_func);
+ if (debug)
+ gnutls_global_set_log_level(6);
+
+
+ /* initialize token */
+ gnutls_pkcs11_set_pin_function(pin_func, NULL);
+ set_softhsm_conf(CONFIG);
+ snprintf(buf, sizeof(buf), "%s --init-token --slot 0 --label test --so-pin "PIN" --pin "PIN, bin);
+ system(buf);
+
+ ret = gnutls_pkcs11_add_provider(lib, NULL);
+ if (ret < 0) {
+ fail("gnutls_pkcs11_add_provider: %s\n",
+ gnutls_strerror(ret));
+ }
+
+ have_eddsa = verify_eddsa_presence();
+
+ for (i=0;i<sizeof(tests)/sizeof(tests[0]);i++) {
+ if (tests[i].nofips && gnutls_fips140_mode_enabled())
+ continue;
+
+ if (tests[i].needs_eddsa && !have_eddsa)
+ continue;
+
+ success("checking: %s\n", tests[i].name);
+
+ if (tests[i].requires_pkcs11_pss) {
+ ret = gnutls_pkcs11_token_check_mechanism("pkcs11:", CKM_RSA_PKCS_PSS, NULL, 0, 0);
+ if (ret == 0) {
+ fprintf(stderr, "softhsm2 doesn't support CKM_RSA_PKCS_PSS; skipping test\n");
+ continue;
+ }
+ }
+
+ privkey = load_virt_privkey(tests[i].name, tests[i].key, tests[i].exp_key_err, tests[i].needs_decryption);
+ if (privkey == NULL && tests[i].exp_key_err < 0)
+ continue;
+ assert(privkey != 0);
+
+ try_with_key(tests[i].name, tests[i].prio,
+ tests[i].exp_kx, 0, 0,
+ tests[i].cert, privkey,
+ tests[i].exp_serv_err);
+
+ gnutls_pkcs11_delete_url(SOFTHSM_URL";object=key", GNUTLS_PKCS11_OBJ_FLAG_LOGIN);
+ remove(CONFIG);
+ }
+
+ gnutls_global_deinit();
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 19:54:58 +0000