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Source code changes of the file "tools/n2n-benchmark.c" between
n2n-3.0.tar.gz and n2n-3.1.1.tar.gz

About: n2n is a layer-two peer-to-peer virtual private network (VPN) which allows bypassing intermediate firewalls.
Pre-release.

n2n-benchmark.c  (n2n-3.0):n2n-benchmark.c  (n2n-3.1.1)
/* /*
* (C) 2007-21 - ntop.org and contributors * (C) 2007-22 - ntop.org and contributors
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or * the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version. * (at your option) any later version.
* *
* This program is distributed in the hope that it will be useful, * This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details. * GNU General Public License for more details.
skipping to change at line 30 skipping to change at line 30
/* MinGW has undefined function gettimeofday() warnings without this header /* MinGW has undefined function gettimeofday() warnings without this header
* but Visual C++ doesnt even have the header */ * but Visual C++ doesnt even have the header */
#include <sys/time.h> #include <sys/time.h>
#endif #endif
#include "n2n.h" #include "n2n.h"
#define DURATION 2.5 // test duration per algorithm #define DURATION 2.5 // test duration per algorithm
#define PACKETS_BEFORE_GETTIME 2047 // do not check time after every packet bu t after (2 ^ n - 1) #define PACKETS_BEFORE_GETTIME 2047 // do not check time after every packet bu t after (2 ^ n - 1)
/* heap allocation for compression as per lzo example doc */ uint8_t PKT_CONTENT[DEFAULT_MTU];
#define HEAP_ALLOC(var,size) lzo_align_t __LZO_MMODEL var [ ((size) + (sizeof(lz
o_align_t) - 1)) / sizeof(lzo_align_t) ]
static HEAP_ALLOC(wrkmem, LZO1X_1_MEM_COMPRESS);
uint8_t PKT_CONTENT[]={
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 }
;
/* Prototypes */ /* Prototypes */
static ssize_t do_encode_packet( uint8_t * pktbuf, size_t bufsize, const n2n_com munity_t c ); static ssize_t do_encode_packet( uint8_t * pktbuf, size_t bufsize, const n2n_com munity_t c );
static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2 n_edge_conf_t *conf, uint8_t *pktbuf); static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2 n_edge_conf_t *conf, uint8_t *pktbuf);
static void init_compression_for_benchmark(void);
static void deinit_compression_for_benchmark(void);
static void run_compression_benchmark(void);
static void run_hashing_benchmark(void); static void run_hashing_benchmark(void);
static void run_ecc_benchmark(void); static void run_ecc_benchmark(void);
int main(int argc, char * argv[]) { int main(int argc, char * argv[]) {
uint8_t pktbuf[N2N_PKT_BUF_SIZE]; uint8_t pktbuf[N2N_PKT_BUF_SIZE];
size_t i;
n2n_trans_op_t transop_null, transop_tf; n2n_trans_op_t transop_null, transop_tf;
n2n_trans_op_t transop_aes; n2n_trans_op_t transop_aes;
n2n_trans_op_t transop_cc20; n2n_trans_op_t transop_cc20;
n2n_trans_op_t transop_lzo;
#ifdef HAVE_ZSTD
n2n_trans_op_t transop_zstd;
#endif
n2n_trans_op_t transop_speck; n2n_trans_op_t transop_speck;
n2n_edge_conf_t conf; n2n_edge_conf_t conf;
print_n2n_version(); print_n2n_version();
/* Init configuration */ /* Init configuration */
edge_init_conf_defaults(&conf); edge_init_conf_defaults(&conf);
strncpy((char*)conf.community_name, "abc123def456", sizeof(conf.community_name )); strncpy((char*)conf.community_name, "abc123def456", sizeof(conf.community_name ));
conf.encrypt_key = "SoMEVer!S$cUREPassWORD"; conf.encrypt_key = "SoMEVer!S$cUREPassWORD";
pearson_hash_init(); pearson_hash_init();
/* Init transopts */ /* Init transops */
n2n_transop_null_init(&conf, &transop_null); n2n_transop_null_init(&conf, &transop_null);
n2n_transop_tf_init(&conf, &transop_tf); n2n_transop_tf_init(&conf, &transop_tf);
n2n_transop_aes_init(&conf, &transop_aes); n2n_transop_aes_init(&conf, &transop_aes);
n2n_transop_cc20_init(&conf, &transop_cc20); n2n_transop_cc20_init(&conf, &transop_cc20);
n2n_transop_speck_init(&conf, &transop_speck); n2n_transop_speck_init(&conf, &transop_speck);
n2n_transop_lzo_init(&conf, &transop_lzo);
#ifdef HAVE_ZSTD
n2n_transop_zstd_init(&conf, &transop_zstd);
#endif
/* Setup packet content */
for (i = 0; i < sizeof(PKT_CONTENT) / sizeof(PKT_CONTENT[0]); i++) {
PKT_CONTENT[i] = i & 0x0f;
}
/* Run the tests */ /* Run the tests */
run_transop_benchmark("null", &transop_null, &conf, pktbuf); run_transop_benchmark("null", &transop_null, &conf, pktbuf);
run_transop_benchmark("tf", &transop_tf, &conf, pktbuf); run_transop_benchmark("tf", &transop_tf, &conf, pktbuf);
run_transop_benchmark("aes", &transop_aes, &conf, pktbuf); run_transop_benchmark("aes", &transop_aes, &conf, pktbuf);
run_transop_benchmark("cc20", &transop_cc20, &conf, pktbuf); run_transop_benchmark("cc20", &transop_cc20, &conf, pktbuf);
run_transop_benchmark("speck", &transop_speck, &conf, pktbuf); run_transop_benchmark("speck", &transop_speck, &conf, pktbuf);
run_transop_benchmark("lzo1x", &transop_lzo, &conf, pktbuf);
#ifdef HAVE_ZSTD
run_transop_benchmark("zstd", &transop_zstd, &conf, pktbuf);
#endif
run_ecc_benchmark(); run_ecc_benchmark();
/* Also for compression (init moved here for ciphers get run before in case of
lzo init error) */
init_compression_for_benchmark();
run_compression_benchmark();
run_hashing_benchmark(); run_hashing_benchmark();
/* Cleanup */ /* Cleanup */
transop_null.deinit(&transop_null); transop_null.deinit(&transop_null);
transop_tf.deinit(&transop_tf); transop_tf.deinit(&transop_tf);
transop_aes.deinit(&transop_aes); transop_aes.deinit(&transop_aes);
transop_cc20.deinit(&transop_cc20); transop_cc20.deinit(&transop_cc20);
transop_speck.deinit(&transop_speck); transop_speck.deinit(&transop_speck);
transop_lzo.deinit(&transop_lzo);
deinit_compression_for_benchmark(); #ifdef HAVE_ZSTD
transop_zstd.deinit(&transop_zstd);
return 0;
}
// --- compression benchmark ---------------------------------------------------
-----------
static void init_compression_for_benchmark(void) {
if(lzo_init() != LZO_E_OK) {
traceEvent(TRACE_ERROR, "LZO compression init error");
exit(1);
}
#ifdef N2N_HAVE_ZSTD
// zstd does not require initialization. if it were required, this would be a
good place
#endif
}
static void deinit_compression_for_benchmark(void) {
// lzo1x does not require de-initialization. if it were required, this would b
e a good place
#ifdef N2N_HAVE_ZSTD
// zstd does not require de-initialization. if it were required, this would be
a good place
#endif
}
static void run_compression_benchmark() {
const float target_sec = DURATION;
struct timeval t1;
struct timeval t2;
ssize_t target_usec = target_sec * 1e6;
ssize_t tdiff; // microseconds
size_t num_packets;
float mpps;
uint8_t compression_buffer[N2N_PKT_BUF_SIZE]; // size allows enough of a reser
ve required for compression
lzo_uint compression_len = N2N_PKT_BUF_SIZE;
uint8_t deflation_buffer[N2N_PKT_BUF_SIZE];
int64_t deflated_len;
// compression
printf("{%s}\t%s\t%.1f sec\t(%u bytes)",
"lzo1x", "compr", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
tdiff = 0;
num_packets = 0;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
compression_len = N2N_PKT_BUF_SIZE;
if(lzo1x_1_compress(PKT_CONTENT, sizeof(PKT_CONTENT), compression_buffer, &c
ompression_len, wrkmem) != LZO_E_OK) {
printf("\n\t compression error\n");
exit(1);
}
num_packets++;
if (!(num_packets & PACKETS_BEFORE_GETTIME)) {
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
}
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" ---> (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)compression_len, (unsigned int)num_packets, mpps * 1e3, mp
ps * sizeof(PKT_CONTENT));
// decompression
printf("\t%s\t%.1f sec\t(%u bytes)",
"decompr", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
tdiff = 0;
num_packets = 0;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
deflated_len = N2N_PKT_BUF_SIZE;
lzo1x_decompress (compression_buffer, compression_len, deflation_buffer, (lz
o_uint*)&deflated_len, NULL);
num_packets++;
if (!(num_packets & PACKETS_BEFORE_GETTIME)) {
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
}
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" <--- (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)compression_len, (unsigned int)num_packets, mpps * 1e3, mp
ps * sizeof(PKT_CONTENT));
if(memcmp(deflation_buffer, PKT_CONTENT, sizeof(PKT_CONTENT)) != 0)
printf("\n\tdecompression error\n");
printf ("\n");
#ifdef N2N_HAVE_ZSTD
// compression
printf("{%s}\t%s\t%.1f sec\t(%u bytes)",
"zstd", "compr", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
tdiff = 0;
num_packets = 0;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
compression_len = N2N_PKT_BUF_SIZE;
compression_len = ZSTD_compress(compression_buffer, compression_len, PKT_CON
TENT, sizeof(PKT_CONTENT), ZSTD_COMPRESSION_LEVEL) ;
if(ZSTD_isError(compression_len)) {
printf("\n\t compression error\n");
exit(1);
}
num_packets++;
if (!(num_packets & PACKETS_BEFORE_GETTIME)) {
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
}
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" ---> (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)compression_len, (unsigned int)num_packets, mpps * 1e3, mp
ps * sizeof(PKT_CONTENT));
// decompression
printf("\t%s\t%.1f sec\t(%u bytes)",
"decompr", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
tdiff = 0;
num_packets = 0;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
deflated_len = N2N_PKT_BUF_SIZE;
deflated_len = (int32_t)ZSTD_decompress (deflation_buffer, deflated_len, com
pression_buffer, compression_len);
if(ZSTD_isError(deflated_len)) {
printf("\n\tdecompression error '%s'\n",
ZSTD_getErrorName(deflated_len));
exit(1);
}
num_packets++;
if (!(num_packets & PACKETS_BEFORE_GETTIME)) {
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
}
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" <--- (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)compression_len, (unsigned int)num_packets, mpps * 1e3, mp
ps * sizeof(PKT_CONTENT));
if(memcmp(deflation_buffer, PKT_CONTENT, sizeof(PKT_CONTENT)) != 0)
printf("\n\tdecompression error\n");
printf ("\n");
#endif #endif
return 0;
} }
// --- hashing benchmark ------------------------------------------------------- ----------- // --- hashing benchmark ------------------------------------------------------- -----------
static void run_hashing_benchmark(void) { static void run_hashing_benchmark(void) {
const float target_sec = DURATION; const float target_sec = DURATION;
struct timeval t1; struct timeval t1;
struct timeval t2; struct timeval t2;
ssize_t nw; ssize_t nw;
ssize_t target_usec = target_sec * 1e6; ssize_t target_usec = target_sec * 1e6;
skipping to change at line 329 skipping to change at line 185
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec); tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
} }
float mpps = num_packets / (tdiff / 1e6) / 1e6; float mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" ---> (%u bytes)\t%12u ops\t%8.1f Kops/s\n", printf(" ---> (%u bytes)\t%12u ops\t%8.1f Kops/s\n",
(unsigned int)nw, (unsigned int)num_packets, mpps * 1e3); (unsigned int)nw, (unsigned int)num_packets, mpps * 1e3);
printf("\n"); printf("\n");
} }
// --- cipher benchmark -------------------------------------------------------- ----------- // --- transop benchmark ------------------------------------------------------- -----------
static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2 n_edge_conf_t *conf, uint8_t *pktbuf) { static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2 n_edge_conf_t *conf, uint8_t *pktbuf) {
n2n_common_t cmn; n2n_common_t cmn;
n2n_PACKET_t pkt; n2n_PACKET_t pkt;
n2n_mac_t mac_buf; n2n_mac_t mac_buf;
uint8_t decodebuf[N2N_PKT_BUF_SIZE]; uint8_t decodebuf[N2N_PKT_BUF_SIZE];
const float target_sec = DURATION; const float target_sec = DURATION;
struct timeval t1; struct timeval t1;
struct timeval t2; struct timeval t2;
size_t idx; size_t idx;
 End of changes. 14 change blocks. 
189 lines changed or deleted 29 lines changed or added

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