diff options
-rw-r--r-- | tests/Makefile.am | 2 | ||||
-rw-r--r-- | tests/tls-rehandshake-cert-3.c | 312 | ||||
-rw-r--r-- | tests/utils.h | 28 |
3 files changed, 341 insertions, 1 deletions
diff --git a/tests/Makefile.am b/tests/Makefile.am index 0d72707d3b..77c4e1d1c6 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -88,7 +88,7 @@ ctests = mini-record-2 simple gc set_pkcs12_cred certder certuniqueid \ long-session-id mini-x509-callbacks-intr \ crlverify init_fds mini-rehandshake-2 sign-md5-rep global-init-override \ version-checks mini-server-name naked-alerts multi-alerts \ - pkcs8-key-decode-encrypted pkcs8-key-decode crt_apis + pkcs8-key-decode-encrypted pkcs8-key-decode crt_apis tls-rehandshake-cert-3 if ENABLE_PKCS11 if !HAVE_BUGGY_P11_KIT diff --git a/tests/tls-rehandshake-cert-3.c b/tests/tls-rehandshake-cert-3.c new file mode 100644 index 0000000000..8ca5b39c00 --- /dev/null +++ b/tests/tls-rehandshake-cert-3.c @@ -0,0 +1,312 @@ +/* + * Copyright (C) 2014 Nikos Mavrogiannopoulos + * Copyright (C) 2017 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) + +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. + * On the initial handshake a certificate is requested from the + * client, while on the following up not. + */ + +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) +{ + int ret; + char buffer[MAX_BUF + 1]; + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + + global_init(); + memset(buffer, 2, sizeof(buffer)); + + if (debug) { + gnutls_global_set_log_function(client_log_func); + gnutls_global_set_log_level(3); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + gnutls_certificate_set_x509_key_mem(x509_cred, &cli_cert, + &cli_key, GNUTLS_X509_FMT_PEM); + + /* Initialize TLS session + */ + gnutls_init(&session, GNUTLS_CLIENT); + gnutls_handshake_set_timeout(session, 20 * 1000); + + /* Use default priorities */ + gnutls_priority_set_direct(session, "NORMAL", NULL); + + 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))); + + ret = gnutls_handshake(session); + if (ret != 0) { + 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); + + if (ret != 0) { + fail("client: Error receiving: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(fd); + + gnutls_deinit(session); + + 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) +{ + int ret; + char buffer[MAX_BUF + 1]; + gnutls_session_t session; + 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(4); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + gnutls_certificate_set_x509_key_mem(x509_cred, &server_cert, + &server_key, GNUTLS_X509_FMT_PEM); + + 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", NULL); + + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + gnutls_certificate_server_set_request(session, GNUTLS_CERT_REQUIRE); + + 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))); + + gnutls_certificate_server_set_request(session, GNUTLS_CERT_IGNORE); + + 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(); + } + + if (debug) + success("server: starting handshake\n"); + + ret = gnutls_handshake(session); + if (ret != 0) { + fail("server: unexpected error: %s\n", gnutls_strerror(ret)); + terminate(); + } + + ret = gnutls_record_send(session, "hello", 4); + if (ret < 0) { + fail("Error sending data: %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_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); +} + +static void start(void) +{ + 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]); + wait(&status); + check_wait_status(status); + } else { + close(fd[0]); + client(fd[1]); + exit(0); + } +} + +static void ch_handler(int sig) +{ + return; +} + +void doit(void) +{ + signal(SIGCHLD, ch_handler); + signal(SIGPIPE, SIG_IGN); + + start(); +} + +#endif /* _WIN32 */ diff --git a/tests/utils.h b/tests/utils.h index 5c0afe70ad..cbe031c5be 100644 --- a/tests/utils.h +++ b/tests/utils.h @@ -24,6 +24,7 @@ #define UTILS_H #include <string.h> +#include <signal.h> #include <stdarg.h> #include <gnutls/gnutls.h> #include <gnutls/pkcs11.h> @@ -66,4 +67,31 @@ char *get_tmpname(char s[TMPNAME_SIZE]); void track_temp_files(void); void delete_temp_files(void); +/* calls fail() if status indicates an error */ +inline static void _check_wait_status(int status, unsigned sigonly) +{ +#if defined WEXITSTATUS && defined WIFSIGNALED + if (WEXITSTATUS(status) != 0 || + (WIFSIGNALED(status) && WTERMSIG(status) == SIGSEGV)) { + if (WIFSIGNALED(status)) { + fail("Child died with signal %d\n", WTERMSIG(status)); + } else { + if (!sigonly) + fail("Child died with status %d\n", + WEXITSTATUS(status)); + } + } +#endif +} + +inline static void check_wait_status(int status) +{ + _check_wait_status(status, 0); +} + +inline static void check_wait_status_for_sig(int status) +{ + _check_wait_status(status, 1); +} + #endif /* UTILS_H */ |