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author | Nikos Mavrogiannopoulos <nmav@redhat.com> | 2017-09-29 14:24:54 +0200 |
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committer | Nikos Mavrogiannopoulos <nmav@redhat.com> | 2018-02-19 15:29:35 +0100 |
commit | 74dd40a3a60840865a324cb5cb0aaf02c76b278a (patch) | |
tree | 9dce6063ccc281fe2307528e79c5fa6052962409 /tests/tls12-rehandshake-cert-2.c | |
parent | 7f704c0f606ac2bf415694a3c0fd5c2bd1f0d671 (diff) | |
download | gnutls-74dd40a3a60840865a324cb5cb0aaf02c76b278a.tar.gz |
tests: rehandshake tests were restricted to TLS1.2
Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>
Diffstat (limited to 'tests/tls12-rehandshake-cert-2.c')
-rw-r--r-- | tests/tls12-rehandshake-cert-2.c | 402 |
1 files changed, 402 insertions, 0 deletions
diff --git a/tests/tls12-rehandshake-cert-2.c b/tests/tls12-rehandshake-cert-2.c new file mode 100644 index 0000000000..ab48556110 --- /dev/null +++ b/tests/tls12-rehandshake-cert-2.c @@ -0,0 +1,402 @@ +/* + * Copyright (C) 2014 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 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) + +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 <gnutls/gnutls.h> +#include <gnutls/dtls.h> +#include <signal.h> + +#include "utils.h" +#include "cert-common.h" + +static void terminate(void); + +/* This program tests client and server initiated rehandshake. + */ + +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, unsigned test) +{ + int ret; + char buffer[MAX_BUF + 1]; + gnutls_anon_client_credentials_t anoncred; + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + /* Need to enable anonymous KX specifically. */ + + global_init(); + memset(buffer, 2, sizeof(buffer)); + + if (debug) { + gnutls_global_set_log_function(client_log_func); + gnutls_global_set_log_level(3); + } + + gnutls_anon_allocate_client_credentials(&anoncred); + gnutls_certificate_allocate_credentials(&x509_cred); + + /* Initialize TLS session + */ + gnutls_init(&session, GNUTLS_CLIENT); + gnutls_handshake_set_timeout(session, 20 * 1000); + + /* Use default priorities */ + gnutls_priority_set_direct(session, "NORMAL:-VERS-TLS-ALL:+VERS-TLS1.1:+VERS-TLS1.2", NULL); + + /* put the anonymous credentials to the current session + */ + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + + gnutls_transport_set_int(session, fd); + + /* 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))); + + if (debug) + success("client: test %d\n", test); + + if (test != 0) { + ret = gnutls_handshake(session); + if (ret != GNUTLS_E_GOT_APPLICATION_DATA) { + fail("client: error in code after rehandshake: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + do { + do { + ret = + gnutls_record_recv(session, buffer, + MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + } while (ret > 0); + + } else { + do { + do { + ret = + gnutls_record_recv(session, buffer, + MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + } while (ret > 0); + + if (ret != GNUTLS_E_REHANDSHAKE) { + fail("client: Error receiving rehandshake: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + do { + ret = + gnutls_record_send(session, buffer, sizeof(buffer)); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("Error sending %d byte packet: %s\n", + (int)sizeof(buffer), gnutls_strerror(ret)); + exit(1); + } + + do { + ret = + gnutls_record_send(session, buffer, sizeof(buffer)); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("Error sending %d byte packet: %s\n", + (int)sizeof(buffer), gnutls_strerror(ret)); + exit(1); + } + + } + + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(fd); + + gnutls_deinit(session); + + gnutls_anon_free_client_credentials(anoncred); + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); +} + +/* These are global */ +pid_t child; + +static void terminate(void) +{ + kill(child, SIGTERM); + exit(1); +} + +static void server(int fd, unsigned test) +{ + int ret; + char buffer[MAX_BUF + 1]; + gnutls_session_t session; + gnutls_anon_server_credentials_t anoncred; + gnutls_certificate_credentials_t x509_cred; + + /* this must be called once in the program + */ + global_init(); + memset(buffer, 0, sizeof(buffer)); + + if (debug) { + gnutls_global_set_log_function(server_log_func); + gnutls_global_set_log_level(3); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + gnutls_certificate_set_x509_key_mem(x509_cred, &server_cert, + &server_key, GNUTLS_X509_FMT_PEM); + + gnutls_anon_allocate_server_credentials(&anoncred); + + 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:-VERS-TLS-ALL:+VERS-TLS1.1:+VERS-TLS1.2", NULL); + + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + + 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))); + + if (debug) + success("server: test %d\n", test); + + if (test != 0) { + + do { + do { + ret = + gnutls_record_recv(session, buffer, + MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + } while (ret > 0); + + if (ret != GNUTLS_E_REHANDSHAKE) { + fail("server: Error receiving client handshake request: %s\n", gnutls_strerror(ret)); + terminate(); + } + + do { + ret = + gnutls_record_send(session, buffer, sizeof(buffer)); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("Error sending %d byte packet: %s\n", + (int)sizeof(buffer), gnutls_strerror(ret)); + terminate(); + } + + } else { + if (debug) + success("server: sending rehandshake request\n"); + + ret = gnutls_rehandshake(session); + if (ret < 0) { + fail("Error sending %d byte packet: %s\n", + (int)sizeof(buffer), gnutls_strerror(ret)); + terminate(); + } + + if (debug) + success("server: starting handshake\n"); + + ret = gnutls_handshake(session); + + if (ret != GNUTLS_E_GOT_APPLICATION_DATA) { + fail("server: didn't receive GNUTLS_E_GOT_APPLICATION_DATA: %s\n", gnutls_strerror(ret)); + terminate(); + } + + if (debug) + success("server: got application data error code: %s\n", + gnutls_strerror(ret)); + + do { + do { + ret = + gnutls_record_recv(session, buffer, + MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + } while (ret > 0); + + if (debug) + success("server: final ret: %s\n", + gnutls_strerror(ret)); + + if (ret < 0) { + fail("Error receiving final packet: %s\n", + gnutls_strerror(ret)); + terminate(); + } + + } + + /* do not wait for the peer to close the connection. + */ + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(fd); + gnutls_deinit(session); + + gnutls_anon_free_server_credentials(anoncred); + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); +} + +static void start(unsigned test) +{ + int fd[2]; + int ret; + int status = 0; + + ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fd); + if (ret < 0) { + perror("socketpair"); + exit(1); + } + + child = fork(); + if (child < 0) { + perror("fork"); + fail("fork"); + exit(1); + } + + if (child) { + /* parent */ + close(fd[1]); + server(fd[0], test); + wait(&status); + check_wait_status(status); + } else { + close(fd[0]); + client(fd[1], test); + exit(0); + } +} + +static void ch_handler(int sig) +{ + return; +} + +void doit(void) +{ + signal(SIGCHLD, ch_handler); + signal(SIGPIPE, SIG_IGN); + +// start(0); + start(1); +} + +#endif /* _WIN32 */ |