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added (de-)compression to benchmark tool (#446) 

* moved calls to decode functions into the decryption block

* adjusted output

* added (de)compression to benchmark

* added pearson hashing to benchmark

Co-authored-by: Logan007 <you@example.com>
pull/454/head
Logan oos Even 4 years ago
committed by GitHub
parent
8dfffd9fbe
commit
2f220fd924
No known key found for this signature in database GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 218 additions and 17 deletions
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  1. 231
      tools/benchmark.c

231
tools/benchmark.c
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@ -18,6 +18,13 @@
#include "n2n.h"
#define DURATION 3 // test duration per algorithm
/* heap allocation for compression as per lzo example doc */
#define HEAP_ALLOC(var,size) lzo_align_t __LZO_MMODEL var [ ((size) + (sizeof(lzo_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,
@ -40,8 +47,15 @@ uint8_t PKT_CONTENT[]={
/* Prototypes */
static ssize_t do_encode_packet( uint8_t * pktbuf, size_t bufsize, const n2n_community_t c );
static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2n_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 int perform_decryption = 0;
static void usage() {
fprintf(stderr, "Usage: benchmark [-d]\n"
" -d\t\tEnable decryption. Default: only encryption is performed\n");
@ -76,6 +90,8 @@ int main(int argc, char * argv[]) {
strncpy((char*)conf.community_name, "abc123def456", sizeof(conf.community_name));
conf.encrypt_key = "SoMEVer!S$cUREPassWORD";
pearson_hash_init();
/* Init transopts */
n2n_transop_null_init(&conf, &transop_null);
n2n_transop_tf_init(&conf, &transop_tf);
@ -84,11 +100,17 @@ int main(int argc, char * argv[]) {
n2n_transop_speck_init(&conf, &transop_speck);
/* Run the tests */
run_transop_benchmark("transop_null", &transop_null, &conf, pktbuf);
run_transop_benchmark("transop_tf", &transop_tf, &conf, pktbuf);
run_transop_benchmark("transop_aes", &transop_aes, &conf, pktbuf);
run_transop_benchmark("transop_cc20", &transop_cc20, &conf, pktbuf);
run_transop_benchmark("transop_speck", &transop_speck, &conf, pktbuf);
run_transop_benchmark("null", &transop_null, &conf, pktbuf);
run_transop_benchmark("tf", &transop_tf, &conf, pktbuf);
run_transop_benchmark("aes", &transop_aes, &conf, pktbuf);
run_transop_benchmark("cc20", &transop_cc20, &conf, pktbuf);
run_transop_benchmark("speck", &transop_speck, &conf, pktbuf);
/* 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();
/* Cleanup */
transop_null.deinit(&transop_null);
@ -97,14 +119,193 @@ int main(int argc, char * argv[]) {
transop_cc20.deinit(&transop_cc20);
transop_speck.deinit(&transop_speck);
deinit_compression_for_benchmark();
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 be 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 int target_sec = DURATION;
struct timeval t1;
struct timeval t2;
ssize_t nw;
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 reserve required for compression
lzo_uint compression_len = N2N_PKT_BUF_SIZE;
uint8_t deflation_buffer[N2N_PKT_BUF_SIZE];
int64_t deflated_len;
tdiff = 0;
num_packets = 0;
printf("%s\t{%s}\tfor %us\t(%u bytes)", perform_decryption ? "decompr" : "compr",
"lzo1x", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
// always do compression once to determine compressed size
compression_len = N2N_PKT_BUF_SIZE;
if(!lzo1x_1_compress(PKT_CONTENT, sizeof(PKT_CONTENT), compression_buffer, &compression_len, wrkmem) == LZO_E_OK) {
traceEvent(TRACE_ERROR, "\nLZO compression error");
exit(1);
}
nw = compression_len;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
if(perform_decryption) { // decompression
deflated_len = N2N_PKT_BUF_SIZE;
lzo1x_decompress (compression_buffer, compression_len, deflation_buffer, (lzo_uint*)&deflated_len, NULL);
if(memcmp(deflation_buffer, PKT_CONTENT, sizeof(PKT_CONTENT)) != 0) {
traceEvent(TRACE_ERROR, "\nPayload LZO decompression failed!");
}
} else { // compression
if(!lzo1x_1_compress(PKT_CONTENT, sizeof(PKT_CONTENT), compression_buffer, &compression_len, wrkmem) == LZO_E_OK) {
traceEvent(TRACE_ERROR, "\nLZO compression error");
exit(1);
}
}
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
num_packets++;
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" %s (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n", perform_decryption ? "<---" : "--->",
(unsigned int)nw, (unsigned int)num_packets, mpps * 1e3, mpps * sizeof(PKT_CONTENT));
#ifdef N2N_HAVE_ZSTD
tdiff = 0;
num_packets = 0;
printf("%s\t{%s}\tfor %us\t(%u bytes)", perform_decryption ? "decompr" : "compr",
"zstd", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
// always do compression once to determine compressed size
compression_len = N2N_PKT_BUF_SIZE;
compression_len = ZSTD_compress(compression_buffer, compression_len, PKT_CONTENT, sizeof(PKT_CONTENT), ZSTD_COMPRESSION_LEVEL) ;
if(ZSTD_isError(compression_len)) {
traceEvent(TRACE_ERROR, "\nZSTD compression error");
exit(1);
}
nw = compression_len;
gettimeofday( &t1, NULL );
while(tdiff < target_usec) {
if(perform_decryption) { // decompression
deflated_len = N2N_PKT_BUF_SIZE;
deflated_len = (int32_t)ZSTD_decompress (deflation_buffer, deflated_len, compression_buffer, compression_len);
if(ZSTD_isError(deflated_len)) {
traceEvent (TRACE_ERROR, "\nPayload decompression failed with zstd error '%s'.",
ZSTD_getErrorName(deflated_len));
exit(1);
}
if(memcmp(deflation_buffer, PKT_CONTENT, sizeof(PKT_CONTENT)) != 0) {
traceEvent(TRACE_ERROR, "\nPayload ZSTD decompression failed!");
}
} else { // compression
compression_len = N2N_PKT_BUF_SIZE;
compression_len = ZSTD_compress(compression_buffer, compression_len, PKT_CONTENT, sizeof(PKT_CONTENT), ZSTD_COMPRESSION_LEVEL) ;
if(ZSTD_isError(compression_len)) {
traceEvent(TRACE_ERROR, "\nZSTD compression error");
exit(1);
}
}
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
num_packets++;
}
mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" %s (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n", perform_decryption ? "<---" : "--->",
(unsigned int)nw, (unsigned int)num_packets, mpps * 1e3, mpps * sizeof(PKT_CONTENT));
#endif
}
// --- hashing benchmark ------------------------------------------------------------------
static void run_hashing_benchmark(void) {
const int target_sec = DURATION;
struct timeval t1;
struct timeval t2;
ssize_t nw;
ssize_t target_usec = target_sec * 1e6;
ssize_t tdiff = 0; // microseconds
size_t num_packets = 0;
uint32_t hash;
printf("%s\t(%s)\tfor %us\t(%u bytes)", "hash",
"prs32", target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
gettimeofday( &t1, NULL );
nw = 4;
while(tdiff < target_usec) {
hash = pearson_hash_32 (PKT_CONTENT, sizeof(PKT_CONTENT));
hash++; // clever compiler finds out that we do no use the variable
gettimeofday( &t2, NULL );
tdiff = ((t2.tv_sec - t1.tv_sec) * 1000000) + (t2.tv_usec - t1.tv_usec);
num_packets++;
}
float mpps = num_packets / (tdiff / 1e6) / 1e6;
printf(" ---> (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)nw, (unsigned int)num_packets, mpps * 1e3, mpps * sizeof(PKT_CONTENT));
}
// --- cipher benchmark -------------------------------------------------------------------
static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2n_edge_conf_t *conf, uint8_t *pktbuf) {
n2n_common_t cmn;
n2n_PACKET_t pkt;
n2n_mac_t mac_buf;
const int target_sec = 3;
const int target_sec = DURATION;
struct timeval t1;
struct timeval t2;
size_t idx;
@ -114,7 +315,7 @@ static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2
ssize_t tdiff = 0; // microseconds
size_t num_packets = 0;
printf("Run %s[%s] for %us (%u bytes):", perform_decryption ? "enc/dec" : "enc",
printf("%s\t[%s]\tfor %us\t(%u bytes)", perform_decryption ? "enc/dec" : "enc",
op_name, target_sec, (unsigned int)sizeof(PKT_CONTENT));
fflush(stdout);
@ -128,13 +329,13 @@ static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2
pktbuf+nw, N2N_PKT_BUF_SIZE-nw,
PKT_CONTENT, sizeof(PKT_CONTENT), mac_buf);
idx=0;
rem=nw;
if(perform_decryption) {
idx=0;
rem=nw;
decode_common( &cmn, pktbuf, &rem, &idx);
decode_PACKET( &pkt, &cmn, pktbuf, &rem, &idx );
decode_common( &cmn, pktbuf, &rem, &idx);
decode_PACKET( &pkt, &cmn, pktbuf, &rem, &idx );
if(perform_decryption) {
uint8_t decodebuf[N2N_PKT_BUF_SIZE];
op_fn->rev(op_fn, decodebuf, N2N_PKT_BUF_SIZE, pktbuf+idx, rem, 0);
@ -150,10 +351,11 @@ static void run_transop_benchmark(const char *op_name, n2n_trans_op_t *op_fn, n2
float mpps = num_packets / (tdiff / 1e6) / 1e6;
printf("\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n",
(unsigned int)num_packets, mpps * 1e3, mpps * sizeof(PKT_CONTENT));
printf(" %s--> (%u bytes)\t%12u packets\t%8.1f Kpps\t%8.1f MB/s\n", perform_decryption ? "<" : "-",
(unsigned int)nw, (unsigned int)num_packets, mpps * 1e3, mpps * sizeof(PKT_CONTENT));
}
static ssize_t do_encode_packet( uint8_t * pktbuf, size_t bufsize, const n2n_community_t c )
{
n2n_mac_t destMac={0,1,2,3,4,5};
@ -180,4 +382,3 @@ static ssize_t do_encode_packet( uint8_t * pktbuf, size_t bufsize, const n2n_com
return idx;
}

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