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Add benchmark to test onionskin performance.

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This commit is contained in:
Nick Mathewson 2012-11-28 15:39:00 -05:00
parent 3c3084e165
commit 4f60bca1c1
1 changed files with 76 additions and 0 deletions
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76
src/test/bench.c
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@ -15,9 +15,12 @@ const char tor_git_revision[] = "";
#include "orconfig.h" #include "orconfig.h"
#define RELAY_PRIVATE #define RELAY_PRIVATE
#define CONFIG_PRIVATE
#include "or.h" #include "or.h"
#include "onion.h"
#include "relay.h" #include "relay.h"
#include "config.h"
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_PROCESS_CPUTIME_ID) #if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_PROCESS_CPUTIME_ID)
static uint64_t nanostart; static uint64_t nanostart;
@ -96,6 +99,66 @@ bench_aes(void)
crypto_cipher_free(c); crypto_cipher_free(c);
} }
static void
bench_onion_TAP(void)
{
const int iters = 1<<9;
int i;
crypto_pk_t *key, *key2;
uint64_t start, end;
char os[ONIONSKIN_CHALLENGE_LEN];
char or[ONIONSKIN_REPLY_LEN];
crypto_dh_t *dh_out;
key = crypto_pk_new();
key2 = crypto_pk_new();
crypto_pk_generate_key_with_bits(key, 1024);
crypto_pk_generate_key_with_bits(key2, 1024);
reset_perftime();
start = perftime();
for (i = 0; i < iters; ++i) {
onion_skin_create(key, &dh_out, os);
crypto_dh_free(dh_out);
}
end = perftime();
printf("Client-side, part 1: %f msec.\n", NANOCOUNT(start, end, iters)/1e6);
onion_skin_create(key, &dh_out, os);
start = perftime();
for (i = 0; i < iters; ++i) {
char key_out[CPATH_KEY_MATERIAL_LEN];
onion_skin_server_handshake(os, key, NULL, or, key_out, sizeof(key_out));
}
end = perftime();
printf("Server-side, key guessed right: %f msec\n",
NANOCOUNT(start, end, iters)/1e6);
start = perftime();
for (i = 0; i < iters; ++i) {
char key_out[CPATH_KEY_MATERIAL_LEN];
onion_skin_server_handshake(os, key2, key, or, key_out, sizeof(key_out));
}
end = perftime();
printf("Server-side, key guessed wrong: %f msec.\n",
NANOCOUNT(start, end, iters)/1e6);
start = perftime();
for (i = 0; i < iters; ++i) {
crypto_dh_t *dh;
char key_out[CPATH_KEY_MATERIAL_LEN];
int s;
dh = crypto_dh_dup(dh_out);
s = onion_skin_client_handshake(dh, or, key_out, sizeof(key_out));
tor_assert(s == 0);
}
end = perftime();
printf("Client-side, part 2: %f msec.\n",
NANOCOUNT(start, end, iters)/1e6);
crypto_pk_free(key);
}
static void static void
bench_cell_aes(void) bench_cell_aes(void)
{ {
@ -261,6 +324,7 @@ typedef struct benchmark_t {
static struct benchmark_t benchmarks[] = { static struct benchmark_t benchmarks[] = {
ENT(dmap), ENT(dmap),
ENT(aes), ENT(aes),
ENT(onion_TAP),
ENT(cell_aes), ENT(cell_aes),
ENT(cell_ops), ENT(cell_ops),
{NULL,NULL,0} {NULL,NULL,0}
@ -286,6 +350,8 @@ main(int argc, const char **argv)
int i; int i;
int list=0, n_enabled=0; int list=0, n_enabled=0;
benchmark_t *b; benchmark_t *b;
char *errmsg;
or_options_t *options;
tor_threads_init(); tor_threads_init();
@ -306,6 +372,16 @@ main(int argc, const char **argv)
reset_perftime(); reset_perftime();
crypto_seed_rng(1); crypto_seed_rng(1);
options = options_new();
init_logging();
options->command = CMD_RUN_UNITTESTS;
options->DataDirectory = tor_strdup("");
options_init(options);
if (set_options(options, &errmsg) < 0) {
printf("Failed to set initial options: %s\n", errmsg);
tor_free(errmsg);
return 1;
}
for (b = benchmarks; b->name; ++b) { for (b = benchmarks; b->name; ++b) {
if (b->enabled || n_enabled == 0) { if (b->enabled || n_enabled == 0) {