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OVMS3/OVMS.V3/components/wolfssl/examples/benchmark/tls_bench.c

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Initial commit, fork from original Project
2022-04-05 22:04:46 +00:00
/* tls_bench.c
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL 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 2 of the License, or
* (at your option) any later version.
*
* wolfSSL 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
/*
Example gcc build statement
gcc -lwolfssl -lpthread -o tls_bench tls_bench.c
./tls_bench
Or
#include <examples/benchmark/tls_bench.h>
bench_tls(args);
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifndef WOLFSSL_USER_SETTINGS
#include <wolfssl/options.h>
#endif
#include <wolfssl/wolfcrypt/settings.h>
#include <wolfssl/ssl.h>
#include <wolfssl/wolfcrypt/hash.h> /* WC_MAX_DIGEST_SIZE */
#include <wolfssl/test.h>
#include <examples/benchmark/tls_bench.h>
/* force certificate test buffers to be included via headers */
#undef USE_CERT_BUFFERS_2048
#define USE_CERT_BUFFERS_2048
#undef USE_CERT_BUFFERS_256
#define USE_CERT_BUFFERS_256
#include <wolfssl/certs_test.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/time.h>
#include <errno.h>
/* For testing no pthread support */
#if 0
#undef HAVE_PTHREAD
#endif
/* PTHREAD requires server and client enabled */
#if defined(HAVE_PTHREAD) && (defined(NO_WOLFSSL_CLIENT) || defined(NO_WOLFSSL_SERVER))
#undef HAVE_PTHREAD
#endif
#ifdef HAVE_PTHREAD
#include <pthread.h>
#endif
#if 0
#define BENCH_USE_NONBLOCK
#endif
/* Defaults for configuration parameters */
#define BENCH_DEFAULT_HOST "localhost"
#define BENCH_DEFAULT_PORT 11112
#define NUM_THREAD_PAIRS 1 /* Thread pairs of server/client */
#ifndef BENCH_RUNTIME_SEC
#ifdef BENCH_EMBEDDED
#define BENCH_RUNTIME_SEC 15
#else
#define BENCH_RUNTIME_SEC 1
#endif
#endif
/* TLS packet size */
#ifndef TEST_PACKET_SIZE
#ifdef BENCH_EMBEDDED
#define TEST_PACKET_SIZE (2 * 1024)
#else
#define TEST_PACKET_SIZE (16 * 1024)
#endif
#endif
/* Total bytes to benchmark per connection */
#ifndef TEST_MAX_SIZE
#ifdef BENCH_EMBEDDED
#define TEST_MAX_SIZE (16 * 1024)
#else
#define TEST_MAX_SIZE (128 * 1024)
#endif
#endif
#ifdef WOLFSSL_DTLS
#ifdef BENCH_EMBEDDED
/* WOLFSSL_MAX_MTU in internal.h */
#define TEST_DTLS_PACKET_SIZE (1500)
#else
/* MAX_UDP_SIZE in interna.h */
#define TEST_DTLS_PACKET_SIZE (8092)
#endif
#endif
/* In memory transfer buffer maximum size */
/* Must be large enough to handle max TLS packet size plus max TLS header MAX_MSG_EXTRA */
#define MEM_BUFFER_SZ (TEST_PACKET_SIZE + 38 + WC_MAX_DIGEST_SIZE)
#define SHOW_VERBOSE 0 /* Default output is tab delimited format */
#if (!defined(NO_WOLFSSL_CLIENT) || !defined(NO_WOLFSSL_SERVER)) && \
!defined(WOLFCRYPT_ONLY)
/* shutdown message - nice signal to server, we are done */
static const char* kShutdown = "shutdown";
#ifndef NO_WOLFSSL_CLIENT
static const char* kTestStr =
"Biodiesel cupidatat marfa, cliche aute put a bird on it incididunt elit\n"
"polaroid. Sunt tattooed bespoke reprehenderit. Sint twee organic id\n"
"marfa. Commodo veniam ad esse gastropub. 3 wolf moon sartorial vero,\n"
"plaid delectus biodiesel squid +1 vice. Post-ironic keffiyeh leggings\n"
"selfies cray fap hoodie, forage anim. Carles cupidatat shoreditch, VHS\n"
"small batch meggings kogi dolore food truck bespoke gastropub.\n"
"\n"
"Terry richardson adipisicing actually typewriter tumblr, twee whatever\n"
"four loko you probably haven't heard of them high life. Messenger bag\n"
"whatever tattooed deep v mlkshk. Brooklyn pinterest assumenda chillwave\n"
"et, banksy ullamco messenger bag umami pariatur direct trade forage.\n"
"Typewriter culpa try-hard, pariatur sint brooklyn meggings. Gentrify\n"
"food truck next level, tousled irony non semiotics PBR ethical anim cred\n"
"readymade. Mumblecore brunch lomo odd future, portland organic terry\n"
"richardson elit leggings adipisicing ennui raw denim banjo hella. Godard\n"
"mixtape polaroid, pork belly readymade organic cray typewriter helvetica\n"
"four loko whatever street art yr farm-to-table.\n"
"\n"
"Vinyl keytar vice tofu. Locavore you probably haven't heard of them pug\n"
"pickled, hella tonx labore truffaut DIY mlkshk elit cosby sweater sint\n"
"et mumblecore. Elit swag semiotics, reprehenderit DIY sartorial nisi ugh\n"
"nesciunt pug pork belly wayfarers selfies delectus. Ethical hoodie\n"
"seitan fingerstache kale chips. Terry richardson artisan williamsburg,\n"
"eiusmod fanny pack irony tonx ennui lo-fi incididunt tofu YOLO\n"
"readymade. 8-bit sed ethnic beard officia. Pour-over iphone DIY butcher,\n"
"ethnic art party qui letterpress nisi proident jean shorts mlkshk\n"
"locavore.\n"
"\n"
"Narwhal flexitarian letterpress, do gluten-free voluptate next level\n"
"banh mi tonx incididunt carles DIY. Odd future nulla 8-bit beard ut\n"
"cillum pickled velit, YOLO officia you probably haven't heard of them\n"
"trust fund gastropub. Nisi adipisicing tattooed, Austin mlkshk 90's\n"
"small batch american apparel. Put a bird on it cosby sweater before they\n"
"sold out pork belly kogi hella. Street art mollit sustainable polaroid,\n"
"DIY ethnic ea pug beard dreamcatcher cosby sweater magna scenester nisi.\n"
"Sed pork belly skateboard mollit, labore proident eiusmod. Sriracha\n"
"excepteur cosby sweater, anim deserunt laborum eu aliquip ethical et\n"
"neutra PBR selvage.\n"
"\n"
"Raw denim pork belly truffaut, irony plaid sustainable put a bird on it\n"
"next level jean shorts exercitation. Hashtag keytar whatever, nihil\n"
"authentic aliquip disrupt laborum. Tattooed selfies deserunt trust fund\n"
"wayfarers. 3 wolf moon synth church-key sartorial, gastropub leggings\n"
"tattooed. Labore high life commodo, meggings raw denim fingerstache pug\n"
"trust fund leggings seitan forage. Nostrud ullamco duis, reprehenderit\n"
"incididunt flannel sustainable helvetica pork belly pug banksy you\n"
"probably haven't heard of them nesciunt farm-to-table. Disrupt nostrud\n"
"mollit magna, sriracha sartorial helvetica.\n"
"\n"
"Nulla kogi reprehenderit, skateboard sustainable duis adipisicing viral\n"
"ad fanny pack salvia. Fanny pack trust fund you probably haven't heard\n"
"of them YOLO vice nihil. Keffiyeh cray lo-fi pinterest cardigan aliqua,\n"
"reprehenderit aute. Culpa tousled williamsburg, marfa lomo actually anim\n"
"skateboard. Iphone aliqua ugh, semiotics pariatur vero readymade\n"
"organic. Marfa squid nulla, in laborum disrupt laboris irure gastropub.\n"
"Veniam sunt food truck leggings, sint vinyl fap.\n"
"\n"
"Hella dolore pork belly, truffaut carles you probably haven't heard of\n"
"them PBR helvetica in sapiente. Fashion axe ugh bushwick american\n"
"apparel. Fingerstache sed iphone, jean shorts blue bottle nisi bushwick\n"
"flexitarian officia veniam plaid bespoke fap YOLO lo-fi. Blog\n"
"letterpress mumblecore, food truck id cray brooklyn cillum ad sed.\n"
"Assumenda chambray wayfarers vinyl mixtape sustainable. VHS vinyl\n"
"delectus, culpa williamsburg polaroid cliche swag church-key synth kogi\n"
"magna pop-up literally. Swag thundercats ennui shoreditch vegan\n"
"pitchfork neutra truffaut etsy, sed single-origin coffee craft beer.\n"
"\n"
"Odio letterpress brooklyn elit. Nulla single-origin coffee in occaecat\n"
"meggings. Irony meggings 8-bit, chillwave lo-fi adipisicing cred\n"
"dreamcatcher veniam. Put a bird on it irony umami, trust fund bushwick\n"
"locavore kale chips. Sriracha swag thundercats, chillwave disrupt\n"
"tousled beard mollit mustache leggings portland next level. Nihil esse\n"
"est, skateboard art party etsy thundercats sed dreamcatcher ut iphone\n"
"swag consectetur et. Irure skateboard banjo, nulla deserunt messenger\n"
"bag dolor terry richardson sapiente.\n";
#endif
#if !defined(NO_DH)
#define MIN_DHKEY_BITS 1024
#if !defined(NO_WOLFSSL_SERVER)
/* dh2048 p */
static const unsigned char dhp[] =
{
0xb0, 0xa1, 0x08, 0x06, 0x9c, 0x08, 0x13, 0xba, 0x59, 0x06, 0x3c, 0xbc, 0x30,
0xd5, 0xf5, 0x00, 0xc1, 0x4f, 0x44, 0xa7, 0xd6, 0xef, 0x4a, 0xc6, 0x25, 0x27,
0x1c, 0xe8, 0xd2, 0x96, 0x53, 0x0a, 0x5c, 0x91, 0xdd, 0xa2, 0xc2, 0x94, 0x84,
0xbf, 0x7d, 0xb2, 0x44, 0x9f, 0x9b, 0xd2, 0xc1, 0x8a, 0xc5, 0xbe, 0x72, 0x5c,
0xa7, 0xe7, 0x91, 0xe6, 0xd4, 0x9f, 0x73, 0x07, 0x85, 0x5b, 0x66, 0x48, 0xc7,
0x70, 0xfa, 0xb4, 0xee, 0x02, 0xc9, 0x3d, 0x9a, 0x4a, 0xda, 0x3d, 0xc1, 0x46,
0x3e, 0x19, 0x69, 0xd1, 0x17, 0x46, 0x07, 0xa3, 0x4d, 0x9f, 0x2b, 0x96, 0x17,
0x39, 0x6d, 0x30, 0x8d, 0x2a, 0xf3, 0x94, 0xd3, 0x75, 0xcf, 0xa0, 0x75, 0xe6,
0xf2, 0x92, 0x1f, 0x1a, 0x70, 0x05, 0xaa, 0x04, 0x83, 0x57, 0x30, 0xfb, 0xda,
0x76, 0x93, 0x38, 0x50, 0xe8, 0x27, 0xfd, 0x63, 0xee, 0x3c, 0xe5, 0xb7, 0xc8,
0x09, 0xae, 0x6f, 0x50, 0x35, 0x8e, 0x84, 0xce, 0x4a, 0x00, 0xe9, 0x12, 0x7e,
0x5a, 0x31, 0xd7, 0x33, 0xfc, 0x21, 0x13, 0x76, 0xcc, 0x16, 0x30, 0xdb, 0x0c,
0xfc, 0xc5, 0x62, 0xa7, 0x35, 0xb8, 0xef, 0xb7, 0xb0, 0xac, 0xc0, 0x36, 0xf6,
0xd9, 0xc9, 0x46, 0x48, 0xf9, 0x40, 0x90, 0x00, 0x2b, 0x1b, 0xaa, 0x6c, 0xe3,
0x1a, 0xc3, 0x0b, 0x03, 0x9e, 0x1b, 0xc2, 0x46, 0xe4, 0x48, 0x4e, 0x22, 0x73,
0x6f, 0xc3, 0x5f, 0xd4, 0x9a, 0xd6, 0x30, 0x07, 0x48, 0xd6, 0x8c, 0x90, 0xab,
0xd4, 0xf6, 0xf1, 0xe3, 0x48, 0xd3, 0x58, 0x4b, 0xa6, 0xb9, 0xcd, 0x29, 0xbf,
0x68, 0x1f, 0x08, 0x4b, 0x63, 0x86, 0x2f, 0x5c, 0x6b, 0xd6, 0xb6, 0x06, 0x65,
0xf7, 0xa6, 0xdc, 0x00, 0x67, 0x6b, 0xbb, 0xc3, 0xa9, 0x41, 0x83, 0xfb, 0xc7,
0xfa, 0xc8, 0xe2, 0x1e, 0x7e, 0xaf, 0x00, 0x3f, 0x93
};
/* dh2048 g */
static const unsigned char dhg[] =
{
0x02,
};
#endif /* !NO_WOLFSSL_SERVER */
#endif /* !NO_DH */
#ifdef HAVE_PTHREAD
typedef struct {
unsigned char buf[MEM_BUFFER_SZ];
int write_bytes;
int write_idx;
int read_bytes;
int read_idx;
pthread_t tid;
pthread_mutex_t mutex;
pthread_cond_t cond;
int done;
} memBuf_t;
#endif
typedef struct {
double connTime;
double rxTime;
double txTime;
int connCount;
int rxTotal;
int txTotal;
} stats_t;
typedef struct {
int shutdown;
int sockFd;
int ret;
} side_t;
typedef struct {
const char* cipher;
const char* host;
word32 port;
int packetSize; /* The data payload size in the packet */
int maxSize;
int runTimeSec;
int showPeerInfo;
int showVerbose;
#ifndef NO_WOLFSSL_SERVER
int listenFd;
#endif
#ifdef WOLFSSL_DTLS
int doDTLS;
struct sockaddr_in serverAddr;
struct sockaddr_in clientAddr;
#ifdef HAVE_PTHREAD
int serverReady;
int clientOrserverOnly;
pthread_mutex_t dtls_mutex;
pthread_cond_t dtls_cond;
#endif
#endif
side_t client;
side_t server;
#ifdef HAVE_PTHREAD
int useLocalMem;
/* client messages to server in memory */
memBuf_t to_server;
/* server messages to client in memory */
memBuf_t to_client;
#endif
/* server */
stats_t server_stats;
/* client */
stats_t client_stats;
} info_t;
/* Global vars for argument parsing */
int myoptind = 0;
char* myoptarg = NULL;
#ifdef WOLFSSL_DTLS
int DoneHandShake = 0;
#endif
static double gettime_secs(int reset)
{
struct timeval tv;
gettimeofday(&tv, 0);
(void)reset;
return (double)tv.tv_sec + (double)tv.tv_usec / 1000000;
}
#ifdef HAVE_PTHREAD
/* server send callback */
static int ServerMemSend(info_t* info, char* buf, int sz)
{
pthread_mutex_lock(&info->to_client.mutex);
#ifndef BENCH_USE_NONBLOCK
/* check for overflow */
if (info->to_client.write_idx + sz > MEM_BUFFER_SZ) {
pthread_mutex_unlock(&info->to_client.mutex);
printf("ServerMemSend overflow\n");
return -1;
}
#else
if (info->to_client.write_idx + sz > MEM_BUFFER_SZ)
sz = MEM_BUFFER_SZ - info->to_client.write_idx;
#endif
XMEMCPY(&info->to_client.buf[info->to_client.write_idx], buf, sz);
info->to_client.write_idx += sz;
info->to_client.write_bytes += sz;
pthread_cond_signal(&info->to_client.cond);
pthread_mutex_unlock(&info->to_client.mutex);
#ifdef BENCH_USE_NONBLOCK
if (sz == 0)
return WOLFSSL_CBIO_ERR_WANT_WRITE;
#endif
return sz;
}
/* server recv callback */
static int ServerMemRecv(info_t* info, char* buf, int sz)
{
pthread_mutex_lock(&info->to_server.mutex);
#ifndef BENCH_USE_NONBLOCK
while (info->to_server.write_idx - info->to_server.read_idx < sz && !info->to_client.done)
pthread_cond_wait(&info->to_server.cond, &info->to_server.mutex);
#else
if (info->to_server.write_idx - info->to_server.read_idx < sz)
sz = info->to_server.write_idx - info->to_server.read_idx;
#endif
XMEMCPY(buf, &info->to_server.buf[info->to_server.read_idx], sz);
info->to_server.read_idx += sz;
info->to_server.read_bytes += sz;
/* if the rx has caught up with pending then reset buffer positions */
if (info->to_server.read_bytes == info->to_server.write_bytes) {
info->to_server.read_bytes = info->to_server.read_idx = 0;
info->to_server.write_bytes = info->to_server.write_idx = 0;
}
pthread_mutex_unlock(&info->to_server.mutex);
if (info->to_client.done != 0)
return -1;
#ifdef BENCH_USE_NONBLOCK
if (sz == 0)
return WOLFSSL_CBIO_ERR_WANT_READ;
#endif
return sz;
}
/* client send callback */
static int ClientMemSend(info_t* info, char* buf, int sz)
{
pthread_mutex_lock(&info->to_server.mutex);
#ifndef BENCH_USE_NONBLOCK
/* check for overflow */
if (info->to_client.write_idx + sz > MEM_BUFFER_SZ) {
printf("ClientMemSend overflow %d %d %d\n", info->to_client.write_idx, sz, MEM_BUFFER_SZ);
pthread_mutex_unlock(&info->to_server.mutex);
return -1;
}
#else
if (info->to_server.write_idx + sz > MEM_BUFFER_SZ)
sz = MEM_BUFFER_SZ - info->to_server.write_idx;
#endif
XMEMCPY(&info->to_server.buf[info->to_server.write_idx], buf, sz);
info->to_server.write_idx += sz;
info->to_server.write_bytes += sz;
pthread_cond_signal(&info->to_server.cond);
pthread_mutex_unlock(&info->to_server.mutex);
#ifdef BENCH_USE_NONBLOCK
if (sz == 0)
return WOLFSSL_CBIO_ERR_WANT_WRITE;
#endif
return sz;
}
/* client recv callback */
static int ClientMemRecv(info_t* info, char* buf, int sz)
{
pthread_mutex_lock(&info->to_client.mutex);
#ifndef BENCH_USE_NONBLOCK
while (info->to_client.write_idx - info->to_client.read_idx < sz)
pthread_cond_wait(&info->to_client.cond, &info->to_client.mutex);
#else
if (info->to_client.write_idx - info->to_client.read_idx < sz)
sz = info->to_client.write_idx - info->to_client.read_idx;
#endif
XMEMCPY(buf, &info->to_client.buf[info->to_client.read_idx], sz);
info->to_client.read_idx += sz;
info->to_client.read_bytes += sz;
/* if the rx has caught up with pending then reset buffer positions */
if (info->to_client.read_bytes == info->to_client.write_bytes) {
info->to_client.read_bytes = info->to_client.read_idx = 0;
info->to_client.write_bytes = info->to_client.write_idx = 0;
}
pthread_mutex_unlock(&info->to_client.mutex);
#ifdef BENCH_USE_NONBLOCK
if (sz == 0)
return WOLFSSL_CBIO_ERR_WANT_READ;
#endif
return sz;
}
#endif /* HAVE_PTHREAD */
static int SocketRecv(int sockFd, char* buf, int sz)
{
int recvd = (int)recv(sockFd, buf, sz, 0);
if (recvd == -1) {
switch (errno) {
#if EAGAIN != SOCKET_EWOULDBLOCK
case EAGAIN: /* EAGAIN == EWOULDBLOCK on some systems, but not others */
#endif
case SOCKET_EWOULDBLOCK:
return WOLFSSL_CBIO_ERR_WANT_READ;
case SOCKET_ECONNRESET:
return WOLFSSL_CBIO_ERR_CONN_RST;
case SOCKET_EINTR:
return WOLFSSL_CBIO_ERR_ISR;
case SOCKET_ECONNREFUSED: /* DTLS case */
return WOLFSSL_CBIO_ERR_WANT_READ;
case SOCKET_ECONNABORTED:
return WOLFSSL_CBIO_ERR_CONN_CLOSE;
default:
return WOLFSSL_CBIO_ERR_GENERAL;
}
}
else if (recvd == 0) {
return WOLFSSL_CBIO_ERR_CONN_CLOSE;
}
return recvd;
}
static int SocketSend(int sockFd, char* buf, int sz)
{
int sent = (int)send(sockFd, buf, sz, 0);
if (sent == -1) {
switch (errno) {
#if EAGAIN != SOCKET_EWOULDBLOCK
case EAGAIN: /* EAGAIN == EWOULDBLOCK on some systems, but not others */
#endif
case SOCKET_EWOULDBLOCK:
return WOLFSSL_CBIO_ERR_WANT_READ;
case SOCKET_ECONNRESET:
return WOLFSSL_CBIO_ERR_CONN_RST;
case SOCKET_EINTR:
return WOLFSSL_CBIO_ERR_ISR;
case SOCKET_EPIPE:
return WOLFSSL_CBIO_ERR_CONN_CLOSE;
default:
return WOLFSSL_CBIO_ERR_GENERAL;
}
}
else if (sent == 0) {
return 0;
}
return sent;
}
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
static int ReceiveFrom(WOLFSSL *ssl, int sd, char *buf, int sz)
{
int recvd;
int dtls_timeout = wolfSSL_dtls_get_current_timeout(ssl);
struct sockaddr peer;
socklen_t peerSz = 0;
if (DoneHandShake) dtls_timeout = 0;
if (!wolfSSL_get_using_nonblock(ssl)) {
struct timeval timeout;
XMEMSET(&timeout, 0, sizeof(timeout));
timeout.tv_sec = dtls_timeout;
if (setsockopt(sd, SOL_SOCKET, SO_RCVTIMEO, (char*)&timeout,
sizeof(timeout)) != 0) {
printf("setsockopt rcvtimeo failed\n");
}
}
recvd = (int)recvfrom(sd, buf, sz, 0, (SOCKADDR*)&peer, &peerSz);
if (recvd < 0) {
if (errno == SOCKET_EWOULDBLOCK || errno == SOCKET_EAGAIN) {
if (wolfSSL_dtls_get_using_nonblock(ssl)) {
return WOLFSSL_CBIO_ERR_WANT_READ;
}
else {
return WOLFSSL_CBIO_ERR_TIMEOUT;
}
}
else if (errno == SOCKET_ECONNRESET) {
return WOLFSSL_CBIO_ERR_CONN_RST;
}
else if (errno == SOCKET_EINTR) {
return WOLFSSL_CBIO_ERR_ISR;
}
else if (errno == SOCKET_ECONNREFUSED) {
return WOLFSSL_CBIO_ERR_WANT_READ;
}
else {
return WOLFSSL_CBIO_ERR_GENERAL;
}
}
else {
if (recvd == 0) {
return WOLFSSL_CBIO_ERR_CONN_CLOSE;
}
}
return recvd;
}
#endif /* WOLFSSL_DTLS && !NO_WOLFSSL_SERVER */
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT)
static int SendTo(int sd, char *buf, int sz, const struct sockaddr *peer,
socklen_t peerSz)
{
int sent;
sent = (int)sendto(sd, buf, sz, 0, peer, peerSz);
if (sent < 0) {
if (errno == SOCKET_EWOULDBLOCK || errno == SOCKET_EAGAIN) {
return WOLFSSL_CBIO_ERR_WANT_WRITE;
}
else if (errno == SOCKET_ECONNRESET) {
return WOLFSSL_CBIO_ERR_CONN_RST;
}
else if (errno == SOCKET_EINTR) {
return WOLFSSL_CBIO_ERR_ISR;
}
else if (errno == SOCKET_EPIPE) {
return WOLFSSL_CBIO_ERR_CONN_CLOSE;
}
else {
return WOLFSSL_CBIO_ERR_GENERAL;
}
}
return sent;
}
static int myDoneHsCb(WOLFSSL* ssl, void* user_ctx)
{
(void) ssl;
(void) user_ctx;
DoneHandShake = 1;
return 1;
}
#endif /* WOLFSSL_DTLS && !NO_WOLFSSL_CLIENT */
#ifndef NO_WOLFSSL_SERVER
static int ServerSend(WOLFSSL* ssl, char* buf, int sz, void* ctx)
{
info_t* info = (info_t*)ctx;
(void)ssl;
#ifdef HAVE_PTHREAD
if (info->useLocalMem)
return ServerMemSend(info, buf, sz);
#endif
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT)
if (info->doDTLS) {
return SendTo(info->server.sockFd, buf, sz,
(const struct sockaddr*)&info->clientAddr, sizeof(info->clientAddr));
} else
#endif
return SocketSend(info->server.sockFd, buf, sz);
}
static int ServerRecv(WOLFSSL* ssl, char* buf, int sz, void* ctx)
{
info_t* info = (info_t*)ctx;
(void)ssl;
#ifdef HAVE_PTHREAD
if (info->useLocalMem)
return ServerMemRecv(info, buf, sz);
#endif
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
return ReceiveFrom(ssl, info->server.sockFd, buf, sz);
} else
#endif
return SocketRecv(info->server.sockFd, buf, sz);
}
#endif /* !NO_WOLFSSL_SERVER */
#ifndef NO_WOLFSSL_CLIENT
static int ClientSend(WOLFSSL* ssl, char* buf, int sz, void* ctx)
{
info_t* info = (info_t*)ctx;
(void)ssl;
#ifdef HAVE_PTHREAD
if (info->useLocalMem)
return ClientMemSend(info, buf, sz);
#endif
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
return SendTo(info->client.sockFd, buf, sz,
(const struct sockaddr*)&info->serverAddr, sizeof(info->serverAddr));
} else
#endif
return SocketSend(info->client.sockFd, buf, sz);
}
static int ClientRecv(WOLFSSL* ssl, char* buf, int sz, void* ctx)
{
info_t* info = (info_t*)ctx;
(void)ssl;
#ifdef HAVE_PTHREAD
if (info->useLocalMem)
return ClientMemRecv(info, buf, sz);
#endif
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
if (info->doDTLS) {
return ReceiveFrom(ssl, info->client.sockFd, buf, sz);
} else
#endif
return SocketRecv(info->client.sockFd, buf, sz);
}
#endif /* !NO_WOLFSSL_CLIENT */
static void CloseAndCleanupSocket(int* sockFd)
{
if (*sockFd != -1) {
close(*sockFd);
*sockFd = -1;
}
#ifdef WOLFSSL_DTLS
DoneHandShake = 0;
#endif
}
#ifdef BENCH_USE_NONBLOCK
static int SetSocketNonBlocking(int sockFd)
{
int flags = fcntl(sockFd, F_GETFL, 0);
if (flags < 0) {
printf("fcntl get failed\n");
return -1;
}
flags = fcntl(sockFd, F_SETFL, flags | O_NONBLOCK);
if (flags < 0) {
printf("fcntl set failed\n");
return -1;
}
return 0;
}
#endif
#ifndef NO_WOLFSSL_CLIENT
static int SetupSocketAndConnect(info_t* info, const char* host,
word32 port)
{
struct sockaddr_in servAddr;
struct hostent* entry;
/* Setup server address */
XMEMSET(&servAddr, 0, sizeof(servAddr));
servAddr.sin_family = AF_INET;
servAddr.sin_port = htons(port);
/* Resolve host */
entry = gethostbyname(host);
if (entry) {
XMEMCPY(&servAddr.sin_addr.s_addr, entry->h_addr_list[0],
entry->h_length);
}
else {
servAddr.sin_addr.s_addr = inet_addr(host);
}
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
/* Create the SOCK_DGRAM socket type is implemented on the User
* Datagram Protocol/Internet Protocol(UDP/IP protocol).*/
if ((info->client.sockFd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
printf("ERROR: failed to create the SOCK_DGRAM socket\n");
return -1;
}
XMEMCPY(&info->serverAddr, &servAddr, sizeof(servAddr));
} else {
#endif
/* Create a socket that uses an Internet IPv4 address,
* Sets the socket to be stream based (TCP),
* 0 means choose the default protocol. */
if ((info->client.sockFd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
printf("ERROR: failed to create the socket\n");
return -1;
}
/* Connect to the server */
if (connect(info->client.sockFd, (struct sockaddr*)&servAddr,
sizeof(servAddr)) == -1) {
printf("ERROR: failed to connect\n");
return -1;
}
#ifdef WOLFSSL_DTLS
}
#endif
#ifdef BENCH_USE_NONBLOCK
if (SetSocketNonBlocking(info->client.sockFd) != 0) {
return -1;
}
#endif
if (info->showVerbose) {
printf("Connected to %s on port %d\n", host, port);
}
return 0;
}
static int bench_tls_client(info_t* info)
{
byte *writeBuf = NULL, *readBuf = NULL;
double start, total = 0;
int ret, readBufSz;
WOLFSSL_CTX* cli_ctx = NULL;
WOLFSSL* cli_ssl = NULL;
int haveShownPeerInfo = 0;
int tls13 = XSTRNCMP(info->cipher, "TLS13", 5) == 0;
int total_sz;
total = gettime_secs(0);
/* set up client */
#ifdef WOLFSSL_DTLS
if(info->doDTLS) {
if (tls13) return WOLFSSL_SUCCESS;
cli_ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method());
} else
#endif
#ifdef WOLFSSL_TLS13
if (tls13)
cli_ctx = wolfSSL_CTX_new(wolfTLSv1_3_client_method());
#endif
if (!tls13)
#ifdef WOLFSSL_DTLS
if(!info->doDTLS)
#endif
#if !defined(WOLFSSL_TLS13)
cli_ctx = wolfSSL_CTX_new(wolfSSLv23_client_method());
#elif !defined(WOLFSSL_NO_TLS12)
cli_ctx = wolfSSL_CTX_new(wolfTLSv1_2_client_method());
#endif
if (cli_ctx == NULL) {
printf("error creating ctx\n");
ret = MEMORY_E; goto exit;
}
#ifndef NO_CERTS
#ifdef HAVE_ECC
if (XSTRSTR(info->cipher, "ECDSA")) {
ret = wolfSSL_CTX_load_verify_buffer(cli_ctx, ca_ecc_cert_der_256,
sizeof_ca_ecc_cert_der_256, WOLFSSL_FILETYPE_ASN1);
}
else
#endif
{
ret = wolfSSL_CTX_load_verify_buffer(cli_ctx, ca_cert_der_2048,
sizeof_ca_cert_der_2048, WOLFSSL_FILETYPE_ASN1);
}
if (ret != WOLFSSL_SUCCESS) {
printf("error loading CA\n");
goto exit;
}
#endif
wolfSSL_CTX_SetIOSend(cli_ctx, ClientSend);
wolfSSL_CTX_SetIORecv(cli_ctx, ClientRecv);
/* set cipher suite */
ret = wolfSSL_CTX_set_cipher_list(cli_ctx, info->cipher);
if (ret != WOLFSSL_SUCCESS) {
printf("error setting cipher suite\n");
goto exit;
}
#ifndef NO_DH
ret = wolfSSL_CTX_SetMinDhKey_Sz(cli_ctx, MIN_DHKEY_BITS);
if (ret != WOLFSSL_SUCCESS) {
printf("Error setting minimum DH key size\n");
goto exit;
}
#endif
/* Allocate and initialize a packet sized buffer */
writeBuf = (unsigned char*)XMALLOC(info->packetSize, NULL,
DYNAMIC_TYPE_TMP_BUFFER);
if (writeBuf == NULL) {
printf("failed to allocate write memory\n");
ret = MEMORY_E; goto exit;
}
/* Allocate read buffer */
readBufSz = info->packetSize;
readBuf = (unsigned char*)XMALLOC(readBufSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (readBuf == NULL) {
printf("failed to allocate read memory\n");
ret = MEMORY_E; goto exit;
}
/* BENCHMARK CONNECTIONS LOOP */
while (!info->client.shutdown) {
int writeSz = info->packetSize;
#ifdef BENCH_USE_NONBLOCK
int err;
#endif
#ifdef HAVE_PTHREAD
if (!info->useLocalMem)
#endif
{
/* Setup socket and connection */
ret = SetupSocketAndConnect(info, info->host, info->port);
if (ret != 0) goto exit;
}
cli_ssl = wolfSSL_new(cli_ctx);
if (cli_ssl == NULL) {
printf("error creating client object\n");
goto exit;
}
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
ret = wolfSSL_dtls_set_peer(cli_ssl, &info->serverAddr,
sizeof(info->serverAddr));
if (ret != WOLFSSL_SUCCESS) {
printf("error setting dtls peer\n");
goto exit;
}
ret = wolfSSL_SetHsDoneCb(cli_ssl, myDoneHsCb, NULL);
if (ret != WOLFSSL_SUCCESS) {
printf("error handshake done callback\n");
goto exit;
}
}
#endif
wolfSSL_SetIOReadCtx(cli_ssl, info);
wolfSSL_SetIOWriteCtx(cli_ssl, info);
#if defined(HAVE_PTHREAD) && defined(WOLFSSL_DTLS)
/* synchronize with server */
if (info->doDTLS && !info->clientOrserverOnly) {
pthread_mutex_lock(&info->dtls_mutex);
if (info->serverReady != 1) {
pthread_cond_wait(&info->dtls_cond, &info->dtls_mutex);
}
/* for next loop */
info->serverReady = 0;
pthread_mutex_unlock(&info->dtls_mutex);
}
#endif
/* perform connect */
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_connect(cli_ssl);
#else
do
{
ret = wolfSSL_connect(cli_ssl);
err = wolfSSL_get_error(cli_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_READ || err == WOLFSSL_ERROR_WANT_WRITE);
#endif
start = gettime_secs(0) - start;
if (ret != WOLFSSL_SUCCESS) {
printf("error connecting client\n");
ret = wolfSSL_get_error(cli_ssl, ret);
goto exit;
}
info->client_stats.connTime += start;
info->client_stats.connCount++;
if ((info->showPeerInfo) && (!haveShownPeerInfo)) {
haveShownPeerInfo = 1;
showPeer(cli_ssl);
}
/* check for run time completion and issue shutdown */
if (gettime_secs(0) - total >= info->runTimeSec) {
info->client.shutdown = 1;
writeSz = (int)XSTRLEN(kShutdown) + 1;
XMEMCPY(writeBuf, kShutdown, writeSz); /* include null term */
if (info->showVerbose) {
printf("Sending shutdown\n");
}
ret = wolfSSL_write(cli_ssl, writeBuf, writeSz);
if (ret < 0) {
printf("error on client write\n");
ret = wolfSSL_get_error(cli_ssl, ret);
goto exit;
}
}
else {
XMEMSET(writeBuf, 0, info->packetSize);
XSTRNCPY((char*)writeBuf, kTestStr, info->packetSize);
}
/* write / read echo loop */
ret = 0;
total_sz = 0;
while (ret == 0 && total_sz < info->maxSize && !info->client.shutdown) {
/* write test message to server */
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_write(cli_ssl, writeBuf, writeSz);
#else
do {
ret = wolfSSL_write(cli_ssl, writeBuf, writeSz);
err = wolfSSL_get_error(cli_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_WRITE);
#endif
info->client_stats.txTime += gettime_secs(0) - start;
if (ret < 0) {
printf("error on client write\n");
ret = wolfSSL_get_error(cli_ssl, ret);
goto exit;
}
info->client_stats.txTotal += ret;
total_sz += ret;
/* read echo of message from server */
XMEMSET(readBuf, 0, readBufSz);
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_read(cli_ssl, readBuf, readBufSz);
#else
do {
ret = wolfSSL_read(cli_ssl, readBuf, readBufSz);
err = wolfSSL_get_error(cli_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_READ);
#endif
info->client_stats.rxTime += gettime_secs(0) - start;
if (ret < 0) {
printf("error on client read\n");
ret = wolfSSL_get_error(cli_ssl, ret);
goto exit;
}
info->client_stats.rxTotal += ret;
ret = 0; /* reset return code */
/* validate echo */
if (XMEMCMP((char*)writeBuf, (char*)readBuf, writeSz) != 0) {
printf("echo check failed!\n");
ret = wolfSSL_get_error(cli_ssl, ret);
goto exit;
}
}
CloseAndCleanupSocket(&info->client.sockFd);
wolfSSL_free(cli_ssl);
cli_ssl = NULL;
}
exit:
if (ret != 0 && ret != WOLFSSL_SUCCESS) {
printf("Client Error: %d (%s)\n", ret,
wolfSSL_ERR_reason_error_string(ret));
}
/* clean up */
CloseAndCleanupSocket(&info->client.sockFd);
if (cli_ssl != NULL)
wolfSSL_free(cli_ssl);
if (cli_ctx != NULL)
wolfSSL_CTX_free(cli_ctx);
XFREE(readBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(writeBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
info->client.ret = ret;
return ret;
}
#ifdef HAVE_PTHREAD
static void* client_thread(void* args)
{
int ret;
info_t* info = (info_t*)args;
ret = bench_tls_client(info);
pthread_cond_signal(&info->to_server.cond);
info->to_client.done = 1;
info->client.ret = ret;
return NULL;
}
#endif /* HAVE_PTHREAD */
#endif /* !NO_WOLFSSL_CLIENT */
#ifndef NO_WOLFSSL_SERVER
static int SetupSocketAndListen(int* listenFd, word32 port, int doDTLS)
{
struct sockaddr_in servAddr;
#if defined(_MSC_VER) || defined(__MINGW32__)
char optval = 1;
#else
int optval = 1;
#endif
#ifndef WOLFSSL_DTLS
(void) doDTLS;
#endif
/* Setup server address */
XMEMSET(&servAddr, 0, sizeof(servAddr));
servAddr.sin_family = AF_INET;
servAddr.sin_port = htons(port);
servAddr.sin_addr.s_addr = INADDR_ANY;
#ifdef WOLFSSL_DTLS
if (doDTLS) {
/* Create a socket that is implemented on the User Datagram Protocol/
* Interet Protocol(UDP/IP protocol). */
if((*listenFd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
printf("ERROR: failed to create the socket\n");
return -1;
}
} else
#endif
/* Create a socket that uses an Internet IPv4 address,
* Sets the socket to be stream based (TCP),
* 0 means choose the default protocol. */
if ((*listenFd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
printf("ERROR: failed to create the socket\n");
return -1;
}
/* allow reuse */
if (setsockopt(*listenFd, SOL_SOCKET, SO_REUSEADDR,
&optval, sizeof(optval)) == -1) {
printf("setsockopt SO_REUSEADDR failed\n");
return -1;
}
/* Connect to the server */
if (bind(*listenFd, (struct sockaddr*)&servAddr,
sizeof(servAddr)) == -1) {
printf("ERROR: failed to bind\n");
return -1;
}
#ifdef WOLFSSL_DTLS
if (!doDTLS)
#endif
if (listen(*listenFd, 5) != 0) {
printf("ERROR: failed to listen\n");
return -1;
}
#ifdef BENCH_USE_NONBLOCK
if (SetSocketNonBlocking(*listenFd) != 0) {
return -1;
}
#endif
return 0;
}
static int SocketWaitClient(info_t* info)
{
int connd;
struct sockaddr_in clientAddr;
socklen_t size = sizeof(clientAddr);
#ifdef WOLFSSL_DTLS
char msg[64];
if (info->doDTLS) {
#ifdef HAVE_PTHREAD
if (!info->clientOrserverOnly) {
pthread_mutex_lock(&info->dtls_mutex);
info->serverReady = 1;
pthread_cond_signal(&info->dtls_cond);
pthread_mutex_unlock(&info->dtls_mutex);
}
#endif
connd = (int)recvfrom(info->listenFd, (char *)msg, sizeof(msg),
MSG_PEEK, (struct sockaddr*)&clientAddr, &size);
if (connd < -1) {
printf("ERROR: failed to accept the connection\n");
return -1;
}
XMEMCPY(&info->clientAddr, &clientAddr, sizeof(clientAddr));
info->server.sockFd = info->listenFd;
} else {
#endif
if ((connd = accept(info->listenFd, (struct sockaddr*)&clientAddr, &size)) == -1) {
if (errno == SOCKET_EWOULDBLOCK)
return -2;
printf("ERROR: failed to accept the connection\n");
return -1;
}
info->server.sockFd = connd;
#ifdef WOLFSSL_DTLS
}
#endif
if (info->showVerbose) {
printf("Got client %d\n", connd);
}
return 0;
}
static void CloseAndCleanupListenSocket(int* listenFd)
{
if (*listenFd != -1) {
close(*listenFd);
*listenFd = -1;
}
}
static int bench_tls_server(info_t* info)
{
byte *readBuf = NULL;
double start;
int ret, len = 0, readBufSz;
WOLFSSL_CTX* srv_ctx = NULL;
WOLFSSL* srv_ssl = NULL;
int tls13 = XSTRNCMP(info->cipher, "TLS13", 5) == 0;
int total_sz;
/* set up server */
#ifdef WOLFSSL_DTLS
if(info->doDTLS) {
if(tls13) return WOLFSSL_SUCCESS;
srv_ctx = wolfSSL_CTX_new(wolfDTLSv1_2_server_method());
} else {
#endif
#ifdef WOLFSSL_TLS13
if (tls13)
srv_ctx = wolfSSL_CTX_new(wolfTLSv1_3_server_method());
#endif
if (!tls13)
srv_ctx = wolfSSL_CTX_new(wolfSSLv23_server_method());
#ifdef WOLFSSL_DTLS
}
#endif
if (srv_ctx == NULL) {
printf("error creating server ctx\n");
ret = MEMORY_E; goto exit;
}
#ifndef NO_CERTS
#ifdef HAVE_ECC
if (XSTRSTR(info->cipher, "ECDSA")) {
ret = wolfSSL_CTX_use_PrivateKey_buffer(srv_ctx, ecc_key_der_256,
sizeof_ecc_key_der_256, WOLFSSL_FILETYPE_ASN1);
}
else
#endif
{
ret = wolfSSL_CTX_use_PrivateKey_buffer(srv_ctx, server_key_der_2048,
sizeof_server_key_der_2048, WOLFSSL_FILETYPE_ASN1);
}
if (ret != WOLFSSL_SUCCESS) {
printf("error loading server key\n");
goto exit;
}
#ifdef HAVE_ECC
if (XSTRSTR(info->cipher, "ECDSA")) {
ret = wolfSSL_CTX_use_certificate_buffer(srv_ctx, serv_ecc_der_256,
sizeof_serv_ecc_der_256, WOLFSSL_FILETYPE_ASN1);
}
else
#endif
{
ret = wolfSSL_CTX_use_certificate_buffer(srv_ctx, server_cert_der_2048,
sizeof_server_cert_der_2048, WOLFSSL_FILETYPE_ASN1);
}
if (ret != WOLFSSL_SUCCESS) {
printf("error loading server cert\n");
goto exit;
}
#endif /* !NO_CERTS */
wolfSSL_CTX_SetIOSend(srv_ctx, ServerSend);
wolfSSL_CTX_SetIORecv(srv_ctx, ServerRecv);
/* set cipher suite */
ret = wolfSSL_CTX_set_cipher_list(srv_ctx, info->cipher);
if (ret != WOLFSSL_SUCCESS) {
printf("error setting cipher suite\n");
goto exit;
}
#ifndef NO_DH
ret = wolfSSL_CTX_SetMinDhKey_Sz(srv_ctx, MIN_DHKEY_BITS);
if (ret != WOLFSSL_SUCCESS) {
printf("Error setting minimum DH key size\n");
goto exit;
}
#endif
/* Allocate read buffer */
readBufSz = info->packetSize;
readBuf = (unsigned char*)XMALLOC(readBufSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (readBuf == NULL) {
printf("failed to allocate read memory\n");
ret = MEMORY_E; goto exit;
}
/* BENCHMARK CONNECTIONS LOOP */
while (!info->server.shutdown) {
#ifdef BENCH_USE_NONBLOCK
int err;
#endif
#ifdef HAVE_PTHREAD
if (!info->useLocalMem)
#endif
{
/* Accept client connections */
ret = SocketWaitClient(info);
#ifdef BENCH_USE_NONBLOCK
if (ret == -2) {
XSLEEP_MS(0);
continue;
}
#endif
if (ret != 0) {
goto exit;
}
}
srv_ssl = wolfSSL_new(srv_ctx);
if (srv_ssl == NULL) {
printf("error creating server object\n");
ret = MEMORY_E; goto exit;
}
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
ret = wolfSSL_dtls_set_peer(srv_ssl, &info->clientAddr,
sizeof(info->clientAddr));
if (ret != WOLFSSL_SUCCESS) {
printf("error setting dtls peer\n");
goto exit;
}
}
#endif
wolfSSL_SetIOReadCtx(srv_ssl, info);
wolfSSL_SetIOWriteCtx(srv_ssl, info);
#ifndef NO_DH
wolfSSL_SetTmpDH(srv_ssl, dhp, sizeof(dhp), dhg, sizeof(dhg));
#endif
/* accept TLS connection */
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_accept(srv_ssl);
#else
do {
ret = wolfSSL_accept(srv_ssl);
err = wolfSSL_get_error(srv_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_READ || err == WOLFSSL_ERROR_WANT_WRITE);
#endif
start = gettime_secs(0) - start;
if (ret != WOLFSSL_SUCCESS) {
printf("error on server accept\n");
ret = wolfSSL_get_error(srv_ssl, ret);
goto exit;
}
info->server_stats.connTime += start;
info->server_stats.connCount++;
/* echo loop */
ret = 0;
total_sz = 0;
while (ret == 0 && total_sz < info->maxSize) {
double rxTime;
/* read message from client */
XMEMSET(readBuf, 0, readBufSz);
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_read(srv_ssl, readBuf, readBufSz);
#else
do {
ret = wolfSSL_read(srv_ssl, readBuf, readBufSz);
err = wolfSSL_get_error(srv_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_READ);
#endif
rxTime = gettime_secs(0) - start;
/* shutdown signals, no more connections for this cipher */
if (XSTRSTR((const char*)readBuf, kShutdown) != NULL) {
info->server.shutdown = 1;
if (info->showVerbose) {
printf("Server shutdown done\n");
}
ret = 0; /* success */
break;
}
info->server_stats.rxTime += rxTime;
if (ret < 0) {
printf("error on server read\n");
ret = wolfSSL_get_error(srv_ssl, ret);
goto exit;
}
info->server_stats.rxTotal += ret;
len = ret;
total_sz += ret;
/* write message back to client */
start = gettime_secs(1);
#ifndef BENCH_USE_NONBLOCK
ret = wolfSSL_write(srv_ssl, readBuf, len);
#else
do {
ret = wolfSSL_write(srv_ssl, readBuf, len);
err = wolfSSL_get_error(srv_ssl, ret);
}
while (err == WOLFSSL_ERROR_WANT_WRITE);
#endif
info->server_stats.txTime += gettime_secs(0) - start;
if (ret < 0) {
printf("error on server write\n");
ret = wolfSSL_get_error(srv_ssl, ret);
goto exit;
}
info->server_stats.txTotal += ret;
ret = 0; /* reset return code */
}
CloseAndCleanupSocket(&info->server.sockFd);
wolfSSL_free(srv_ssl);
srv_ssl = NULL;
#ifdef WOLFSSL_DTLS
if (info->doDTLS) {
SetupSocketAndListen(&info->listenFd, info->port, info->doDTLS);
}
#endif
}
exit:
if (ret != 0 && ret != WOLFSSL_SUCCESS) {
printf("Server Error: %d (%s)\n", ret,
wolfSSL_ERR_reason_error_string(ret));
}
/* clean up */
CloseAndCleanupSocket(&info->server.sockFd);
if (srv_ssl != NULL)
wolfSSL_free(srv_ssl);
if (srv_ctx != NULL)
wolfSSL_CTX_free(srv_ctx);
XFREE(readBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
info->server.ret = ret;
return ret;
}
#ifdef HAVE_PTHREAD
static void* server_thread(void* args)
{
int ret = 0;
info_t* info = (info_t*)args;
if (!info->useLocalMem) {
/* Setup TLS server listener */
#ifdef WOLFSSL_DTLS
ret = SetupSocketAndListen(&info->listenFd, info->port, info->doDTLS);
#else
ret = SetupSocketAndListen(&info->listenFd, info->port, 0);
#endif
}
if (ret == 0) {
ret = bench_tls_server(info);
if (!info->useLocalMem) {
CloseAndCleanupListenSocket(&info->listenFd);
}
}
pthread_cond_signal(&info->to_client.cond);
info->to_server.done = 1;
info->server.ret = ret;
return NULL;
}
#endif /* HAVE_PTHREAD */
#endif /* !NO_WOLFSSL_SERVER */
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
#endif
static void print_stats(stats_t* wcStat, const char* desc, const char* cipher, int verbose)
{
const char* formatStr;
if (verbose) {
formatStr = "wolfSSL %s Benchmark on %s:\n"
"\tTotal : %9d bytes\n"
"\tNum Conns : %9d\n"
"\tRx Total : %9.3f ms\n"
"\tTx Total : %9.3f ms\n"
"\tRx : %9.3f MB/s\n"
"\tTx : %9.3f MB/s\n"
"\tConnect : %9.3f ms\n"
"\tConnect Avg : %9.3f ms\n";
}
else {
formatStr = "%-6s %-33s %11d %9d %9.3f %9.3f %9.3f %9.3f %17.3f %15.3f\n";
}
printf(formatStr,
desc,
cipher,
wcStat->txTotal + wcStat->rxTotal,
wcStat->connCount,
wcStat->rxTime * 1000,
wcStat->txTime * 1000,
wcStat->rxTotal / wcStat->rxTime / 1024 / 1024,
wcStat->txTotal / wcStat->txTime / 1024 / 1024,
wcStat->connTime * 1000,
wcStat->connTime * 1000 / wcStat->connCount);
}
static void Usage(void)
{
printf("tls_bench " LIBWOLFSSL_VERSION_STRING
" NOTE: All files relative to wolfSSL home dir\n");
printf("-? Help, print this usage\n");
printf("-c Run as client only, no threading and uses sockets\n");
printf("-s Run as server only, no threading and uses sockets\n");
printf("-h Host (default %s)\n", BENCH_DEFAULT_HOST);
printf("-P Port (default %d)\n", BENCH_DEFAULT_PORT);
printf("-e List Every cipher suite available\n");
printf("-i Show peer info\n");
printf("-l <str> Cipher suite list (: delimited)\n");
printf("-t <num> Time <num> (seconds) to run each test (default %d)\n", BENCH_RUNTIME_SEC);
printf("-p <num> The packet size <num> in bytes [1-16kB] (default %d)\n", TEST_PACKET_SIZE);
#ifdef WOLFSSL_DTLS
printf(" In the case of DTLS, [1-8kB] (default %d)\n", TEST_DTLS_PACKET_SIZE);
#endif
printf("-S <num> The total size <num> in bytes (default %d)\n", TEST_MAX_SIZE);
printf("-v Show verbose output\n");
#ifdef DEBUG_WOLFSSL
printf("-d Enable debug messages\n");
#endif
#ifdef HAVE_PTHREAD
printf("-T <num> Number of threaded server/client pairs (default %d)\n", NUM_THREAD_PAIRS);
printf("-m Use local memory, not socket\n");
#endif
#ifdef WOLFSSL_DTLS
printf("-u Use DTLS\n");
#endif
}
static void ShowCiphers(void)
{
char ciphers[WOLFSSL_CIPHER_LIST_MAX_SIZE];
int ret = wolfSSL_get_ciphers(ciphers, (int)sizeof(ciphers));
if (ret == WOLFSSL_SUCCESS)
printf("%s\n", ciphers);
}
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
int bench_tls(void* args)
{
int ret = 0;
info_t *theadInfo = NULL, *info;
stats_t cli_comb, srv_comb;
int i;
char *cipher, *next_cipher, *ciphers = NULL;
int argc = 0;
char** argv = NULL;
int ch;
/* Vars configured by command line arguments */
int argRuntimeSec = BENCH_RUNTIME_SEC;
char *argCipherList = NULL;
int argTestPacketSize = TEST_PACKET_SIZE;
int argTestMaxSize = TEST_MAX_SIZE;
int argThreadPairs = NUM_THREAD_PAIRS;
int argShowVerbose = SHOW_VERBOSE;
int argClientOnly = 0;
int argServerOnly = 0;
const char* argHost = BENCH_DEFAULT_HOST;
int argPort = BENCH_DEFAULT_PORT;
int argShowPeerInfo = 0;
#ifdef HAVE_PTHREAD
int doShutdown;
#endif
#if !defined(NO_WOLFSSL_SERVER) || defined(HAVE_PTHREAD)
int argLocalMem = 0;
int listenFd = -1;
#endif
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
int option_p = 0;
#endif
#ifdef WOLFSSL_DTLS
int doDTLS = 0;
#endif
if (args != NULL) {
argc = ((func_args*)args)->argc;
argv = ((func_args*)args)->argv;
((func_args*)args)->return_code = -1; /* error state */
}
/* Initialize wolfSSL */
wolfSSL_Init();
/* Parse command line arguments */
while ((ch = mygetopt(argc, argv, "?" "udeil:p:t:vT:sch:P:mS:")) != -1) {
switch (ch) {
case '?' :
Usage();
goto exit;
case 's':
argServerOnly = 1;
break;
case 'c':
argClientOnly = 1;
break;
case 'h':
argHost = myoptarg;
break;
case 'P':
argPort = atoi(myoptarg);
break;
case 'd' :
#ifdef DEBUG_WOLFSSL
wolfSSL_Debugging_ON();
#endif
break;
case 'e' :
ShowCiphers();
goto exit;
case 'i' :
argShowPeerInfo = 1;
break;
case 'l' :
argCipherList = myoptarg;
break;
case 'p' :
argTestPacketSize = atoi(myoptarg);
if (argTestPacketSize > (16 * 1024)) {
printf("Invalid packet size %d\n", argTestPacketSize);
Usage();
ret = MY_EX_USAGE; goto exit;
}
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
option_p = 1;
#endif
break;
case 'S' :
argTestMaxSize = atoi(myoptarg);
break;
case 't' :
argRuntimeSec = atoi(myoptarg);
break;
case 'v' :
argShowVerbose = 1;
break;
case 'T' :
#ifdef HAVE_PTHREAD
argThreadPairs = atoi(myoptarg);
#endif
break;
case 'm':
#ifdef HAVE_PTHREAD
argLocalMem = 1;
#endif
break;
case 'u':
#ifdef WOLFSSL_DTLS
doDTLS = 1;
#ifdef BENCH_USE_NONBLOCK
printf("tls_bench hasn't yet supported DTLS "
"non-blocking mode.\n");
Usage();
ret = MY_EX_USAGE; goto exit;
#endif
#endif
break;
default:
Usage();
ret = MY_EX_USAGE; goto exit;
}
}
/* reset for test cases */
myoptind = 0;
if (argCipherList != NULL) {
/* Use the list from CL argument */
cipher = argCipherList;
}
else {
/* Run for each cipher */
ciphers = (char*)XMALLOC(WOLFSSL_CIPHER_LIST_MAX_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (ciphers == NULL) {
goto exit;
}
wolfSSL_get_ciphers(ciphers, WOLFSSL_CIPHER_LIST_MAX_SIZE);
cipher = ciphers;
}
/* for server or client side only, only 1 thread is allowed */
if (argServerOnly || argClientOnly) {
argThreadPairs = 1;
}
#ifndef HAVE_PTHREAD
else {
printf("Threading is not enabled, so please use -s or -c to indicate side\n");
Usage();
ret = MY_EX_USAGE; goto exit;
}
#endif
/* Allocate test info array */
theadInfo = (info_t*)XMALLOC(sizeof(info_t) * argThreadPairs, NULL,
DYNAMIC_TYPE_TMP_BUFFER);
if (theadInfo == NULL) {
ret = MEMORY_E; goto exit;
}
XMEMSET(theadInfo, 0, sizeof(info_t) * argThreadPairs);
#ifndef NO_WOLFSSL_SERVER
/* Use same listen socket to avoid timing issues between client and server */
if (argServerOnly && !argLocalMem) {
/* Setup TLS server listener */
#ifdef WOLFSSL_DTLS
ret = SetupSocketAndListen(&listenFd, argPort, doDTLS);
#else
ret = SetupSocketAndListen(&listenFd, argPort, 0);
#endif
if (ret != 0) goto exit;
}
#endif
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
if (doDTLS) {
if (argLocalMem) {
printf("tls_bench hasn't yet supported DTLS with local memory.\n");
ret = MY_EX_USAGE; goto exit;
}
if (option_p && argTestPacketSize > TEST_DTLS_PACKET_SIZE){
printf("Invalid packet size %d\n", argTestPacketSize);
Usage();
ret = MY_EX_USAGE; goto exit;
} else {
/* argTestPacketSize would be default for tcp packet */
if (argTestPacketSize >= TEST_PACKET_SIZE)
argTestPacketSize = TEST_DTLS_PACKET_SIZE;
}
}
#endif
printf("Running TLS Benchmarks...\n");
/* parse by : */
while ((cipher != NULL) && (cipher[0] != '\0')) {
next_cipher = strchr(cipher, ':');
if (next_cipher != NULL) {
cipher[next_cipher - cipher] = '\0';
}
if (argShowVerbose) {
printf("Cipher: %s\n", cipher);
}
for (i=0; i<argThreadPairs; i++) {
info = &theadInfo[i];
XMEMSET(info, 0, sizeof(info_t));
info->host = argHost;
info->port = argPort + i; /* threads must have separate ports */
info->cipher = cipher;
info->packetSize = argTestPacketSize;
info->runTimeSec = argRuntimeSec;
info->maxSize = argTestMaxSize;
info->showPeerInfo = argShowPeerInfo;
info->showVerbose = argShowVerbose;
#ifndef NO_WOLFSSL_SERVER
info->listenFd = listenFd;
#endif
info->client.sockFd = -1;
info->server.sockFd = -1;
#ifdef WOLFSSL_DTLS
info->doDTLS = doDTLS;
#ifdef HAVE_PTHREAD
info->serverReady = 0;
if (argServerOnly || argClientOnly) {
info->clientOrserverOnly = 1;
}
#endif
#endif
if (argClientOnly) {
#ifndef NO_WOLFSSL_CLIENT
ret = bench_tls_client(info);
#endif
}
else if (argServerOnly) {
#ifndef NO_WOLFSSL_SERVER
ret = bench_tls_server(info);
#endif
}
else {
#ifdef HAVE_PTHREAD
info->useLocalMem = argLocalMem;
pthread_mutex_init(&info->to_server.mutex, NULL);
pthread_mutex_init(&info->to_client.mutex, NULL);
#ifdef WOLFSSL_DTLS
pthread_mutex_init(&info->dtls_mutex, NULL);
pthread_cond_init(&info->dtls_cond, NULL);
#endif
pthread_cond_init(&info->to_server.cond, NULL);
pthread_cond_init(&info->to_client.cond, NULL);
pthread_create(&info->to_server.tid, NULL, server_thread, info);
pthread_create(&info->to_client.tid, NULL, client_thread, info);
/* State that we won't be joining this thread */
pthread_detach(info->to_server.tid);
pthread_detach(info->to_client.tid);
#endif
}
}
#ifdef HAVE_PTHREAD
/* For threading, wait for completion */
if (!argClientOnly && !argServerOnly) {
/* Wait until threads are marked done */
do {
doShutdown = 1;
for (i = 0; i < argThreadPairs; ++i) {
info = &theadInfo[i];
if (!info->to_client.done || !info->to_server.done) {
doShutdown = 0;
XSLEEP_MS(1000); /* Allow other threads to run */
}
}
} while (!doShutdown);
if (argShowVerbose) {
printf("Shutdown complete\n");
}
}
#endif /* HAVE_PTHREAD */
if (argShowVerbose) {
/* print results */
for (i = 0; i < argThreadPairs; ++i) {
info = &theadInfo[i];
printf("\nThread %d\n", i);
#ifndef NO_WOLFSSL_SERVER
if (!argClientOnly)
print_stats(&info->server_stats, "Server", info->cipher, 1);
#endif
#ifndef NO_WOLFSSL_CLIENT
if (!argServerOnly)
print_stats(&info->client_stats, "Client", info->cipher, 1);
#endif
}
}
/* print combined results for more than one thread */
XMEMSET(&cli_comb, 0, sizeof(cli_comb));
XMEMSET(&srv_comb, 0, sizeof(srv_comb));
for (i = 0; i < argThreadPairs; ++i) {
info = &theadInfo[i];
cli_comb.connCount += info->client_stats.connCount;
srv_comb.connCount += info->server_stats.connCount;
cli_comb.connTime += info->client_stats.connTime;
srv_comb.connTime += info->server_stats.connTime;
cli_comb.rxTotal += info->client_stats.rxTotal;
srv_comb.rxTotal += info->server_stats.rxTotal;
cli_comb.rxTime += info->client_stats.rxTime;
srv_comb.rxTime += info->server_stats.rxTime;
cli_comb.txTotal += info->client_stats.txTotal;
srv_comb.txTotal += info->server_stats.txTotal;
cli_comb.txTime += info->client_stats.txTime;
srv_comb.txTime += info->server_stats.txTime;
}
if (argShowVerbose) {
printf("Totals for %d Threads\n", argThreadPairs);
}
else {
printf("%-6s %-33s %11s %9s %9s %9s %9s %9s %17s %15s\n",
"Side", "Cipher", "Total Bytes", "Num Conns", "Rx ms", "Tx ms",
"Rx MB/s", "Tx MB/s", "Connect Total ms", "Connect Avg ms");
#ifndef NO_WOLFSSL_SERVER
if (!argClientOnly)
print_stats(&srv_comb, "Server", theadInfo[0].cipher, 0);
#endif
#ifndef NO_WOLFSSL_CLIENT
if (!argServerOnly)
print_stats(&cli_comb, "Client", theadInfo[0].cipher, 0);
#endif
}
/* target next cipher */
cipher = (next_cipher != NULL) ? (next_cipher + 1) : NULL;
} /* while */
exit:
#ifndef NO_WOLFSSL_SERVER
if (argServerOnly && !argLocalMem) {
/* Close server listener */
CloseAndCleanupListenSocket(&listenFd);
}
#endif
/* Cleanup the wolfSSL environment */
wolfSSL_Cleanup();
/* Free theadInfo array */
XFREE(theadInfo, NULL, DYNAMIC_TYPE_TMP_BUFFER);
/* Free cipher list */
XFREE(ciphers, NULL, DYNAMIC_TYPE_TMP_BUFFER);
/* Return reporting a success */
if (args)
((func_args*)args)->return_code = ret;
return ret;
}
#endif /* (!NO_WOLFSSL_CLIENT || !NO_WOLFSSL_SERVER) && !WOLFCRYPT_ONLY */
#ifndef NO_MAIN_DRIVER
int main(int argc, char** argv)
{
func_args args;
args.argc = argc;
args.argv = argv;
args.return_code = 0;
#if (!defined(NO_WOLFSSL_CLIENT) || !defined(NO_WOLFSSL_SERVER)) && !defined(WOLFCRYPT_ONLY)
bench_tls(&args);
#endif
return args.return_code;
}
#endif /* !NO_MAIN_DRIVER */
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