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tests: crypto: add hash speed benchmark support

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This patch add a hash speed benchmark, it helps us to
measure the performance by using "make check-speed" or
using "./tests/benchmark-crypto-hash" directly.

Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Longpeng(Mike) 2017-07-14 14:04:10 -04:00 committed by Daniel P. Berrange
parent 1efd9d5ed4
commit 0128cd29ee
3 changed files with 70 additions and 0 deletions
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1
tests/.gitignore vendored
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@ -1,5 +1,6 @@
atomic_add-bench
benchmark-crypto-cipher
benchmark-crypto-hash
check-qdict
check-qnum
check-qjson

2
tests/Makefile.include
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@ -97,6 +97,7 @@ gcov-files-test-keyval-y = util/keyval.c
check-unit-y += tests/test-write-threshold$(EXESUF)
gcov-files-test-write-threshold-y = block/write-threshold.c
check-unit-y += tests/test-crypto-hash$(EXESUF)
check-speed-y += tests/benchmark-crypto-hash$(EXESUF)
check-unit-y += tests/test-crypto-hmac$(EXESUF)
check-unit-y += tests/test-crypto-cipher$(EXESUF)
check-speed-y += tests/benchmark-crypto-cipher$(EXESUF)
@ -635,6 +636,7 @@ tests/test-mul64$(EXESUF): tests/test-mul64.o $(test-util-obj-y)
tests/test-bitops$(EXESUF): tests/test-bitops.o $(test-util-obj-y)
tests/test-bitcnt$(EXESUF): tests/test-bitcnt.o $(test-util-obj-y)
tests/test-crypto-hash$(EXESUF): tests/test-crypto-hash.o $(test-crypto-obj-y)
tests/benchmark-crypto-hash$(EXESUF): tests/benchmark-crypto-hash.o $(test-crypto-obj-y)
tests/test-crypto-hmac$(EXESUF): tests/test-crypto-hmac.o $(test-crypto-obj-y)
tests/test-crypto-cipher$(EXESUF): tests/test-crypto-cipher.o $(test-crypto-obj-y)
tests/benchmark-crypto-cipher$(EXESUF): tests/benchmark-crypto-cipher.o $(test-crypto-obj-y)

67
tests/benchmark-crypto-hash.c Normal file
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@ -0,0 +1,67 @@
/*
* QEMU Crypto hash speed benchmark
*
* Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
*
* Authors:
* Longpeng(Mike) <longpeng2@huawei.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* (at your option) any later version. See the COPYING file in the
* top-level directory.
*/
#include "qemu/osdep.h"
#include "crypto/init.h"
#include "crypto/hash.h"
static void test_hash_speed(const void *opaque)
{
size_t chunk_size = (size_t)opaque;
uint8_t *in = NULL, *out = NULL;
size_t out_len = 0;
double total = 0.0;
struct iovec iov;
int ret;
in = g_new0(uint8_t, chunk_size);
memset(in, g_test_rand_int(), chunk_size);
iov.iov_base = (char *)in;
iov.iov_len = chunk_size;
g_test_timer_start();
do {
ret = qcrypto_hash_bytesv(QCRYPTO_HASH_ALG_SHA256,
&iov, 1, &out, &out_len,
NULL);
g_assert(ret == 0);
total += chunk_size;
} while (g_test_timer_elapsed() < 5.0);
total /= 1024 * 1024; /* to MB */
g_print("sha256: ");
g_print("Testing chunk_size %ld bytes ", chunk_size);
g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
g_print("%.2f MB/sec\n", total / g_test_timer_last());
g_free(out);
g_free(in);
}
int main(int argc, char **argv)
{
size_t i;
char name[64];
g_test_init(&argc, &argv, NULL);
g_assert(qcrypto_init(NULL) == 0);
for (i = 512; i <= (64 * 1204); i *= 2) {
memset(name, 0 , sizeof(name));
snprintf(name, sizeof(name), "/crypto/hash/speed-%lu", i);
g_test_add_data_func(name, (void *)i, test_hash_speed);
}
return g_test_run();
}