From: Nikos Mavrogiannopoulos Date: Sun, 17 May 2015 18:57:48 +0000 (+0200) Subject: tests: check the operation of GNUTLS_NO_SIGNAL X-Git-Tag: gnutls_3_4_2~85 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a0394da0dbfbae1c8677e4a1fac5982c6b8dbe7f;p=thirdparty%2Fgnutls.git tests: check the operation of GNUTLS_NO_SIGNAL --- diff --git a/tests/Makefile.am b/tests/Makefile.am index 3d9b73f5c7..798ebcba08 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -91,7 +91,7 @@ ctests = mini-record-2 simple gc set_pkcs12_cred certder certuniqueid \ mini-dtls-fork mini-dtls-pthread mini-key-material x509cert-invalid \ strict-der mini-extension mini-supplementaldata mini-dtls0-9 \ mini-record-retvals mini-server-name mini-etm mini-x509-cert-callback \ - sign-md5-rep keygen mini-tls-nonblock + sign-md5-rep keygen mini-tls-nonblock no-signal mini_dtls_pthread_LDADD = $(LDADD) -lpthread diff --git a/tests/no-signal.c b/tests/no-signal.c new file mode 100644 index 0000000000..b8074311a4 --- /dev/null +++ b/tests/no-signal.c @@ -0,0 +1,218 @@ +/* + * Copyright (C) 2015 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 +#endif + +#include +#include +#include + +#if defined(_WIN32) + +int main() +{ + exit(77); +} + +#else + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "utils.h" + +static +void sigpipe(int sig) +{ + fail("sigpipe received\n"); + exit(1); +} + +static void client(int fd) +{ + int ret; + gnutls_anon_client_credentials_t anoncred; + gnutls_session_t session; + /* Need to enable anonymous KX specifically. */ + + global_init(); + + if (debug) { + gnutls_global_set_log_level(4711); + } + + gnutls_anon_allocate_client_credentials(&anoncred); + + /* Initialize TLS session + */ + gnutls_init(&session, GNUTLS_CLIENT); + gnutls_handshake_set_timeout(session, 20 * 1000); + + /* Use default priorities */ + gnutls_priority_set_direct(session, + "NONE:+VERS-TLS1.0:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-ECDH:+CURVE-ALL", + NULL); + + /* put the anonymous credentials to the current session + */ + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + + gnutls_transport_set_int(session, fd); + + /* Perform the TLS handshake + */ + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED)); + + close(fd); + gnutls_deinit(session); + gnutls_anon_free_client_credentials(anoncred); + gnutls_global_deinit(); + + if (ret < 0) { + fail("client: Handshake failed with unexpected reason: %s\n", gnutls_strerror(ret)); + } else { + if (debug) + success("client: Handshake was completed\n"); + } +} + + +/* These are global */ +pid_t child; + +static void server(int fd) +{ + gnutls_anon_server_credentials_t anoncred; + gnutls_session_t session; + int ret; + char buf[64]; + unsigned i; + /* this must be called once in the program + */ + global_init(); + + if (debug) { + gnutls_global_set_log_level(4711); + } + + gnutls_anon_allocate_server_credentials(&anoncred); + + gnutls_init(&session, GNUTLS_SERVER|GNUTLS_NO_SIGNAL); + + /* avoid calling all the priority functions, since the defaults + * are adequate. + */ + gnutls_priority_set_direct(session, + "NONE:+VERS-TLS1.0:+CIPHER-ALL:+MAC-ALL:+SIGN-ALL:+COMP-ALL:+ANON-ECDH:+CURVE-ALL", + NULL); + + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + + gnutls_transport_set_int(session, fd); + + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED)); + + if (ret < 0) { + fail("error in handshake: %s\n", gnutls_strerror(ret)); + exit(1); + } + + memset(buf, 0, sizeof(buf)); + for (i=0;i<5;i++) { + sleep(3); + ret = gnutls_record_send(session, buf, sizeof(buf)); + if (ret < 0) + break; + } + + sleep(3); + + gnutls_deinit(session); + gnutls_anon_free_server_credentials(anoncred); + gnutls_global_deinit(); + +} + +static void start(void) +{ + int fd[2]; + int ret; + + /* we need dgram in this test */ + 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[0]); + server(fd[1]); + close(fd[1]); + kill(child, SIGTERM); + } else { + close(fd[1]); + client(fd[0]); + close(fd[0]); + exit(0); + } +} + +static void ch_handler(int sig) +{ + int status = 0; + wait(&status); + if (WEXITSTATUS(status) != 0) + fail("Child died with status %d\n", WEXITSTATUS(status)); + return; +} + +void doit(void) +{ + signal(SIGCHLD, ch_handler); + signal(SIGPIPE, sigpipe); + + start(); +} + +#endif /* _WIN32 */