tests: added test of gnutls_transport_set_fastopen

2 files changed, 313 insertions, 1 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 9edc11ff3d..47d6fc3640 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -109,7 +109,7 @@ ctests = mini-record-2 simple gc set_pkcs12_cred certder certuniqueid	\
 	 dtls1.2-cert-key-exchange dtls1.0-cert-key-exchange x509-cert-callback-legacy \
 	 keylog-env ssl2-hello tlsfeature-ext dtls-rehandshake-cert-2 \
 	 tlsfeature-crt dtls-rehandshake-cert-3 resume-with-false-start \
-	 set_x509_key_file_ocsp
+	 set_x509_key_file_ocsp client-fastopen
 
 if HAVE_SECCOMP_TESTS
 ctests += dtls-with-seccomp tls-with-seccomp dtls-client-with-seccomp tls-client-with-seccomp
diff --git a/tests/client-fastopen.c b/tests/client-fastopen.c
new file mode 100644
index 0000000000..965839884d
--- /dev/null
+++ b/tests/client-fastopen.c
@@ -0,0 +1,312 @@
+/*
+ * Copyright (C) 2016 Red Hat, Inc.
+ *
+ * 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 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>
+
+#if defined(_WIN32) || !defined(HAVE_LIBSECCOMP)
+
+int main()
+{
+	exit(77);
+}
+
+#else
+
+#include <string.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <sys/wait.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+#include <signal.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/dtls.h>
+#include <gnutls/socket.h>
+#include <errno.h>
+#include "cert-common.h"
+#include "utils.h"
+
+static void terminate(void);
+
+static void server_log_func(int level, const char *str)
+{
+	fprintf(stderr, "server|<%d>| %s", level, str);
+}
+
+static void client_log_func(int level, const char *str)
+{
+	fprintf(stderr, "client|<%d>| %s", level, str);
+}
+
+#define MAX_BUF 1024
+
+static void client(int fd, struct sockaddr *connect_addr, socklen_t connect_addrlen)
+{
+	int ret;
+	char buffer[MAX_BUF + 1];
+	gnutls_certificate_credentials_t xcred;
+	gnutls_session_t session;
+
+	global_init();
+
+	if (debug) {
+		gnutls_global_set_log_function(client_log_func);
+		gnutls_global_set_log_level(4711);
+	}
+
+	gnutls_certificate_allocate_credentials(&xcred);
+
+	/* Initialize TLS session
+	 */
+	gnutls_init(&session, GNUTLS_CLIENT);
+	gnutls_handshake_set_timeout(session, 20 * 1000);
+
+	/* Use default priorities */
+	gnutls_priority_set_direct(session,
+				   "NORMAL:-KX-ALL:+ECDHE-RSA",
+				   NULL);
+
+	gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, xcred);
+
+	gnutls_transport_set_fastopen(session, fd, connect_addr, connect_addrlen);
+
+	/* Perform the TLS handshake
+	 */
+	do {
+		ret = gnutls_handshake(session);
+	}
+	while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
+
+	if (ret < 0) {
+		fail("client: Handshake failed\n");
+		gnutls_perror(ret);
+		exit(1);
+	} else {
+		if (debug)
+			success("client: Handshake was completed\n");
+	}
+
+	if (debug)
+		success("client: TLS version is: %s\n",
+			gnutls_protocol_get_name
+			(gnutls_protocol_get_version(session)));
+
+	do {
+		ret = gnutls_record_recv(session, buffer, sizeof(buffer)-1);
+	} while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED);
+
+	if (ret == 0) {
+		if (debug)
+			success
+			    ("client: Peer has closed the TLS connection\n");
+		goto end;
+	} else if (ret < 0) {
+		fail("client: Error: %s\n", gnutls_strerror(ret));
+		exit(1);
+	}
+
+	ret = gnutls_bye(session, GNUTLS_SHUT_RDWR);
+	if (ret < 0) {
+		fail("server: error in closing session: %s\n", gnutls_strerror(ret));
+	}
+
+      end:
+
+	close(fd);
+
+	gnutls_deinit(session);
+
+	gnutls_certificate_free_credentials(xcred);
+
+	gnutls_global_deinit();
+}
+
+
+/* These are global */
+pid_t child;
+
+static void terminate(void)
+{
+	int status;
+
+	kill(child, SIGTERM);
+	wait(&status);
+	exit(1);
+}
+
+static void server(int fd)
+{
+	int ret;
+	gnutls_certificate_credentials_t xcred;
+	char buffer[MAX_BUF + 1];
+	gnutls_session_t session;
+
+	/* this must be called once in the program
+	 */
+	global_init();
+
+	if (debug) {
+		gnutls_global_set_log_function(server_log_func);
+		gnutls_global_set_log_level(4711);
+	}
+
+	gnutls_certificate_allocate_credentials(&xcred);
+
+	ret = gnutls_certificate_set_x509_key_mem(xcred,
+					    &server_cert, &server_key,
+					    GNUTLS_X509_FMT_PEM);
+	if (ret < 0)
+		exit(1);
+
+	gnutls_init(&session, GNUTLS_SERVER);
+	gnutls_handshake_set_timeout(session, 20 * 1000);
+
+	/* avoid calling all the priority functions, since the defaults
+	 * are adequate.
+	 */
+	gnutls_priority_set_direct(session,
+				   "NORMAL:-KX-ALL:+ECDHE-RSA",
+				   NULL);
+
+	gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, xcred);
+
+	gnutls_transport_set_int(session, fd);
+
+	do {
+		ret = gnutls_handshake(session);
+	}
+	while (ret < 0 && gnutls_error_is_fatal(ret) == 0);
+	if (ret < 0) {
+		close(fd);
+		gnutls_deinit(session);
+		fail("server: Handshake has failed (%s)\n\n",
+		     gnutls_strerror(ret));
+		terminate();
+	}
+	if (debug)
+		success("server: Handshake was completed\n");
+
+	if (debug)
+		success("server: TLS version is: %s\n",
+			gnutls_protocol_get_name
+			(gnutls_protocol_get_version(session)));
+
+	/* see the Getting peer's information example */
+	/* print_info(session); */
+
+	memset(buffer, 1, sizeof(buffer));
+	do {
+		ret = gnutls_record_send(session, buffer, sizeof(buffer)-1);
+	} while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED);
+
+	if (ret < 0) {
+		close(fd);
+		gnutls_deinit(session);
+		fail("server: data sending has failed (%s)\n\n",
+		     gnutls_strerror(ret));
+		terminate();
+	}
+
+	ret = gnutls_bye(session, GNUTLS_SHUT_RDWR);
+	if (ret < 0) {
+		fail("server: error in closing session: %s\n", gnutls_strerror(ret));
+	}
+
+	close(fd);
+	gnutls_deinit(session);
+
+	gnutls_certificate_free_credentials(xcred);
+
+	gnutls_global_deinit();
+
+	if (debug)
+		success("server: finished\n");
+}
+
+void doit(void)
+{
+	int ret;
+	struct sockaddr_in saddr;
+	socklen_t addrlen;
+	int listener;
+	int fd;
+
+	signal(SIGPIPE, SIG_IGN);
+
+	listener = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+	if (listener == -1)
+		fail("error in socket(): %s\n", strerror(errno));
+
+	memset(&saddr, 0, sizeof(saddr));
+	saddr.sin_family = AF_INET;
+	saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+	saddr.sin_port = 0;
+
+	ret = bind(listener, (struct sockaddr*)&saddr, sizeof(saddr));
+	if (ret == -1)
+		fail("error in bind(): %s\n", strerror(errno));
+
+	addrlen = sizeof(saddr);
+	ret = getsockname(listener, (struct sockaddr*)&saddr, &addrlen);
+	if (ret == -1)
+		fail("error in getsockname(): %s\n", strerror(errno));
+
+	child = fork();
+	if (child < 0) {
+		perror("fork");
+		fail("fork");
+		exit(1);
+	}
+
+	if (child) {
+		int status;
+		/* parent */
+
+		ret = listen(listener, 1);
+		if (ret == -1)
+			fail("error in listen(): %s\n", strerror(errno));
+
+		fd = accept(listener, NULL, NULL);
+		if (fd == -1)
+			fail("error in accept: %s\n", strerror(errno));
+
+		server(fd);
+
+		wait(&status);
+		if (WEXITSTATUS(status) != 0)
+			fail("Child died with status %d\n",
+			     WEXITSTATUS(status));
+	} else {
+		fd = socket(AF_INET, SOCK_STREAM, 0);
+
+		client(fd, (struct sockaddr*)&saddr, addrlen);
+		exit(0);
+	}
+}
+
+#endif				/* _WIN32 */