* Author: Daniel P. Berrange <berrange@redhat.com>
*/
-#include <stdlib.h>
-#include <fcntl.h>
+#include "qemu/osdep.h"
-#include "config-host.h"
#include "crypto-tls-x509-helpers.h"
+#include "crypto-tls-psk-helpers.h"
#include "crypto/tlscredsx509.h"
+#include "crypto/tlscredspsk.h"
#include "crypto/tlssession.h"
#include "qom/object_interfaces.h"
+#include "qapi/error.h"
+#include "qemu/module.h"
#include "qemu/sockets.h"
-#include "qemu/acl.h"
+#include "authz/list.h"
#ifdef QCRYPTO_HAVE_TLS_TEST_SUPPORT
#define WORKDIR "tests/test-crypto-tlssession-work/"
+#define PSKFILE WORKDIR "keys.psk"
#define KEYFILE WORKDIR "key-ctx.pem"
-struct QCryptoTLSSessionTestData {
- const char *servercacrt;
- const char *clientcacrt;
- const char *servercrt;
- const char *clientcrt;
- bool expectServerFail;
- bool expectClientFail;
- const char *hostname;
- const char *const *wildcards;
-};
-
-
static ssize_t testWrite(const char *buf, size_t len, void *opaque)
{
int *fd = opaque;
return read(*fd, buf, len);
}
-static QCryptoTLSCreds *test_tls_creds_create(QCryptoTLSCredsEndpoint endpoint,
- const char *certdir,
- Error **errp)
+static QCryptoTLSCreds *test_tls_creds_psk_create(
+ QCryptoTLSCredsEndpoint endpoint,
+ const char *dir)
+{
+ Object *parent = object_get_objects_root();
+ Object *creds = object_new_with_props(
+ TYPE_QCRYPTO_TLS_CREDS_PSK,
+ parent,
+ (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
+ "testtlscredsserver" : "testtlscredsclient"),
+ &error_abort,
+ "endpoint", (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
+ "server" : "client"),
+ "dir", dir,
+ "priority", "NORMAL",
+ NULL
+ );
+ return QCRYPTO_TLS_CREDS(creds);
+}
+
+
+static void test_crypto_tls_session_psk(void)
+{
+ QCryptoTLSCreds *clientCreds;
+ QCryptoTLSCreds *serverCreds;
+ QCryptoTLSSession *clientSess = NULL;
+ QCryptoTLSSession *serverSess = NULL;
+ int channel[2];
+ bool clientShake = false;
+ bool serverShake = false;
+ int ret;
+
+ /* We'll use this for our fake client-server connection */
+ ret = socketpair(AF_UNIX, SOCK_STREAM, 0, channel);
+ g_assert(ret == 0);
+
+ /*
+ * We have an evil loop to do the handshake in a single
+ * thread, so we need these non-blocking to avoid deadlock
+ * of ourselves
+ */
+ qemu_set_nonblock(channel[0]);
+ qemu_set_nonblock(channel[1]);
+
+ clientCreds = test_tls_creds_psk_create(
+ QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT,
+ WORKDIR);
+ g_assert(clientCreds != NULL);
+
+ serverCreds = test_tls_creds_psk_create(
+ QCRYPTO_TLS_CREDS_ENDPOINT_SERVER,
+ WORKDIR);
+ g_assert(serverCreds != NULL);
+
+ /* Now the real part of the test, setup the sessions */
+ clientSess = qcrypto_tls_session_new(
+ clientCreds, NULL, NULL,
+ QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT, &error_abort);
+ g_assert(clientSess != NULL);
+
+ serverSess = qcrypto_tls_session_new(
+ serverCreds, NULL, NULL,
+ QCRYPTO_TLS_CREDS_ENDPOINT_SERVER, &error_abort);
+ g_assert(serverSess != NULL);
+
+ /* For handshake to work, we need to set the I/O callbacks
+ * to read/write over the socketpair
+ */
+ qcrypto_tls_session_set_callbacks(serverSess,
+ testWrite, testRead,
+ &channel[0]);
+ qcrypto_tls_session_set_callbacks(clientSess,
+ testWrite, testRead,
+ &channel[1]);
+
+ /*
+ * Finally we loop around & around doing handshake on each
+ * session until we get an error, or the handshake completes.
+ * This relies on the socketpair being nonblocking to avoid
+ * deadlocking ourselves upon handshake
+ */
+ do {
+ int rv;
+ if (!serverShake) {
+ rv = qcrypto_tls_session_handshake(serverSess,
+ &error_abort);
+ g_assert(rv >= 0);
+ if (qcrypto_tls_session_get_handshake_status(serverSess) ==
+ QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
+ serverShake = true;
+ }
+ }
+ if (!clientShake) {
+ rv = qcrypto_tls_session_handshake(clientSess,
+ &error_abort);
+ g_assert(rv >= 0);
+ if (qcrypto_tls_session_get_handshake_status(clientSess) ==
+ QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
+ clientShake = true;
+ }
+ }
+ } while (!clientShake || !serverShake);
+
+
+ /* Finally make sure the server & client validation is successful. */
+ g_assert(qcrypto_tls_session_check_credentials(serverSess,
+ &error_abort) == 0);
+ g_assert(qcrypto_tls_session_check_credentials(clientSess,
+ &error_abort) == 0);
+
+ object_unparent(OBJECT(serverCreds));
+ object_unparent(OBJECT(clientCreds));
+
+ qcrypto_tls_session_free(serverSess);
+ qcrypto_tls_session_free(clientSess);
+
+ close(channel[0]);
+ close(channel[1]);
+}
+
+
+struct QCryptoTLSSessionTestData {
+ const char *servercacrt;
+ const char *clientcacrt;
+ const char *servercrt;
+ const char *clientcrt;
+ bool expectServerFail;
+ bool expectClientFail;
+ const char *hostname;
+ const char *const *wildcards;
+};
+
+static QCryptoTLSCreds *test_tls_creds_x509_create(
+ QCryptoTLSCredsEndpoint endpoint,
+ const char *certdir)
{
- Error *err = NULL;
Object *parent = object_get_objects_root();
Object *creds = object_new_with_props(
TYPE_QCRYPTO_TLS_CREDS_X509,
parent,
(endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
"testtlscredsserver" : "testtlscredsclient"),
- &err,
+ &error_abort,
"endpoint", (endpoint == QCRYPTO_TLS_CREDS_ENDPOINT_SERVER ?
"server" : "client"),
"dir", certdir,
"verify-peer", "yes",
+ "priority", "NORMAL",
/* We skip initial sanity checks here because we
* want to make sure that problems are being
* detected at the TLS session validation stage,
"sanity-check", "no",
NULL
);
-
- if (err) {
- error_propagate(errp, err);
- return NULL;
- }
return QCRYPTO_TLS_CREDS(creds);
}
* initiate a TLS session across them. Finally do
* do actual cert validation tests
*/
-static void test_crypto_tls_session(const void *opaque)
+static void test_crypto_tls_session_x509(const void *opaque)
{
struct QCryptoTLSSessionTestData *data =
(struct QCryptoTLSSessionTestData *)opaque;
QCryptoTLSCreds *serverCreds;
QCryptoTLSSession *clientSess = NULL;
QCryptoTLSSession *serverSess = NULL;
- qemu_acl *acl;
+ QAuthZList *auth;
const char * const *wildcards;
int channel[2];
bool clientShake = false;
bool serverShake = false;
- Error *err = NULL;
int ret;
/* We'll use this for our fake client-server connection */
g_assert(link(KEYFILE,
CLIENT_CERT_DIR QCRYPTO_TLS_CREDS_X509_CLIENT_KEY) == 0);
- clientCreds = test_tls_creds_create(
+ clientCreds = test_tls_creds_x509_create(
QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT,
- CLIENT_CERT_DIR,
- &err);
+ CLIENT_CERT_DIR);
g_assert(clientCreds != NULL);
- serverCreds = test_tls_creds_create(
+ serverCreds = test_tls_creds_x509_create(
QCRYPTO_TLS_CREDS_ENDPOINT_SERVER,
- SERVER_CERT_DIR,
- &err);
+ SERVER_CERT_DIR);
g_assert(serverCreds != NULL);
- acl = qemu_acl_init("tlssessionacl");
- qemu_acl_reset(acl);
+ auth = qauthz_list_new("tlssessionacl",
+ QAUTHZ_LIST_POLICY_DENY,
+ &error_abort);
wildcards = data->wildcards;
while (wildcards && *wildcards) {
- qemu_acl_append(acl, 0, *wildcards);
+ qauthz_list_append_rule(auth, *wildcards,
+ QAUTHZ_LIST_POLICY_ALLOW,
+ QAUTHZ_LIST_FORMAT_GLOB,
+ &error_abort);
wildcards++;
}
/* Now the real part of the test, setup the sessions */
clientSess = qcrypto_tls_session_new(
clientCreds, data->hostname, NULL,
- QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT, &err);
+ QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT, &error_abort);
+ g_assert(clientSess != NULL);
+
serverSess = qcrypto_tls_session_new(
serverCreds, NULL,
data->wildcards ? "tlssessionacl" : NULL,
- QCRYPTO_TLS_CREDS_ENDPOINT_SERVER, &err);
-
- g_assert(clientSess != NULL);
+ QCRYPTO_TLS_CREDS_ENDPOINT_SERVER, &error_abort);
g_assert(serverSess != NULL);
/* For handshake to work, we need to set the I/O callbacks
int rv;
if (!serverShake) {
rv = qcrypto_tls_session_handshake(serverSess,
- &err);
+ &error_abort);
g_assert(rv >= 0);
if (qcrypto_tls_session_get_handshake_status(serverSess) ==
QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
}
if (!clientShake) {
rv = qcrypto_tls_session_handshake(clientSess,
- &err);
+ &error_abort);
g_assert(rv >= 0);
if (qcrypto_tls_session_get_handshake_status(clientSess) ==
QCRYPTO_TLS_HANDSHAKE_COMPLETE) {
clientShake = true;
}
}
- } while (!clientShake && !serverShake);
+ } while (!clientShake || !serverShake);
/* Finally make sure the server validation does what
* we were expecting
*/
- if (qcrypto_tls_session_check_credentials(serverSess, &err) < 0) {
+ if (qcrypto_tls_session_check_credentials(
+ serverSess, data->expectServerFail ? NULL : &error_abort) < 0) {
g_assert(data->expectServerFail);
- error_free(err);
- err = NULL;
} else {
g_assert(!data->expectServerFail);
}
/*
* And the same for the client validation check
*/
- if (qcrypto_tls_session_check_credentials(clientSess, &err) < 0) {
+ if (qcrypto_tls_session_check_credentials(
+ clientSess, data->expectClientFail ? NULL : &error_abort) < 0) {
g_assert(data->expectClientFail);
- error_free(err);
- err = NULL;
} else {
g_assert(!data->expectClientFail);
}
object_unparent(OBJECT(serverCreds));
object_unparent(OBJECT(clientCreds));
+ object_unparent(OBJECT(auth));
qcrypto_tls_session_free(serverSess);
qcrypto_tls_session_free(clientSess);
module_call_init(MODULE_INIT_QOM);
g_test_init(&argc, &argv, NULL);
- setenv("GNUTLS_FORCE_FIPS_MODE", "2", 1);
+ g_setenv("GNUTLS_FORCE_FIPS_MODE", "2", 1);
mkdir(WORKDIR, 0700);
test_tls_init(KEYFILE);
+ test_tls_psk_init(PSKFILE);
+
+ /* Simple initial test using Pre-Shared Keys. */
+ g_test_add_func("/qcrypto/tlssession/psk",
+ test_crypto_tls_session_psk);
+ /* More complex tests using X.509 certificates. */
# define TEST_SESS_REG(name, caCrt, \
serverCrt, clientCrt, \
expectServerFail, expectClientFail, \
hostname, wildcards \
}; \
g_test_add_data_func("/qcrypto/tlssession/" # name, \
- &name, test_crypto_tls_session); \
+ &name, test_crypto_tls_session_x509); \
# define TEST_SESS_REG_EXT(name, serverCaCrt, clientCaCrt, \
hostname, wildcards \
}; \
g_test_add_data_func("/qcrypto/tlssession/" # name, \
- &name, test_crypto_tls_session); \
+ &name, test_crypto_tls_session_x509); \
/* A perfect CA, perfect client & perfect server */
test_tls_discard_cert(&clientcertlevel2breq);
unlink(WORKDIR "cacertchain-sess.pem");
+ test_tls_psk_cleanup(PSKFILE);
test_tls_cleanup(KEYFILE);
rmdir(WORKDIR);
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