diff options
Diffstat (limited to 'tests/gnutls_ktls.c')
| -rw-r--r-- | tests/gnutls_ktls.c | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/tests/gnutls_ktls.c b/tests/gnutls_ktls.c new file mode 100644 index 0000000000..9482e22b31 --- /dev/null +++ b/tests/gnutls_ktls.c @@ -0,0 +1,282 @@ +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> + +#if defined(_WIN32) + +int main(void) +{ + 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/crypto.h> +#include <gnutls/dtls.h> +#include <gnutls/socket.h> +#include <signal.h> +#include <assert.h> +#include <errno.h> + +#include "cert-common.h" +#include "utils.h" + +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 +#define MSG "Hello world!" + + +static void client(int fd, const char *prio) +{ + int ret; + char buffer[MAX_BUF + 1]; + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + + global_init(); + + if (debug) { + gnutls_global_set_log_function(client_log_func); + gnutls_global_set_log_level(7); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + + gnutls_init(&session, GNUTLS_CLIENT); + gnutls_handshake_set_timeout(session, get_timeout()); + assert(gnutls_priority_set_direct(session, prio, NULL) >= 0); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + gnutls_transport_set_int(session, fd); + if (ret < 0) + fail("client: error in enabling KTLS: %s\n", gnutls_strerror(ret)); + + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && gnutls_error_is_fatal(ret) == 0); + + if (ret < 0) { + fail("client: Handshake failed\n"); + close(fd); + gnutls_deinit(session); + exit(1); + } + if (debug) + success("client: Handshake was completed\n"); + + /* server send message via gnutls_record_send */ + int i = 0; + do{ + memset(buffer, 0, MAX_BUF + 1); + do{ + ret = gnutls_record_recv(session, buffer, sizeof(buffer)); + } + while(ret == GNUTLS_E_AGAIN); + + if(strncmp(buffer, MSG+i*MAX_BUF, MAX_BUF)) + fail("client: Message doesn't match\n"); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (debug) + success ("client: messages received\n"); + + if (ret == 0) { + 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("client: error in closing session: %s\n", gnutls_strerror(ret)); + } + end: + + close(fd); + + gnutls_deinit(session); + + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); +} + +pid_t child; +static void terminate(void) +{ + kill(child, SIGTERM); + exit(1); +} + +static void server(int fd, const char *prio) +{ + int ret; + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + + global_init(); + + if (debug) { + gnutls_global_set_log_function(server_log_func); + gnutls_global_set_log_level(7); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + ret = gnutls_certificate_set_x509_key_mem(x509_cred, &server_cert, + &server_key, + GNUTLS_X509_FMT_PEM); + if (ret < 0) + exit(1); + + gnutls_init(&session, GNUTLS_SERVER); + gnutls_handshake_set_timeout(session, get_timeout()); + + assert(gnutls_priority_set_direct(session, prio, NULL)>=0); + + 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"); + + do { + ret = gnutls_record_send(session, MSG, strlen(MSG)); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + close(fd); + gnutls_deinit(session); + gnutls_certificate_free_credentials(x509_cred); + gnutls_global_deinit(); + 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(x509_cred); + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); + } +} + +static void run(const char *prio) +{ + int ret; + struct sockaddr_in saddr; + socklen_t addrlen; + int listener; + int fd; + + success("running ktls test with %s\n", prio); + + signal(SIGCHLD, SIG_IGN); + signal(SIGPIPE, SIG_IGN); + + listener = socket(AF_INET, SOCK_STREAM, 0); + if (listener == -1){ + fail("error in listener(): %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) { + fail("error in fork(): %s\n", strerror(errno)); + exit(1); + } + + if (child) { + /* 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, prio); + kill(child, SIGTERM); + } else { + fd = socket(AF_INET, SOCK_STREAM, 0); + if (fd == -1){ + fail("error in socket(): %s\n", strerror(errno)); + exit(1); + } + usleep(1000000); + connect(fd, (struct sockaddr*)&saddr, addrlen); + client(fd, prio); + exit(0); + } +} + +void doit(void) +{ + run("NORMAL:-VERS-ALL:+VERS-TLS1.2:+AES-128-GCM"); + run("NORMAL:-VERS-ALL:+VERS-TLS1.2:+AES-256-GCM"); + run("NORMAL:-VERS-ALL:+VERS-TLS1.3:+AES-128-GCM"); + run("NORMAL:-VERS-ALL:+VERS-TLS1.3:+AES-256-GCM"); +} + +#endif /* _WIN32 */ |