Re: [PATCH v6 7/9] test/crypto: Add test suite for crypto akcipher

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On Sat, May 14, 2022 at 08:55:02AM +0800, zhenwei pi wrote:
> From: Lei He <helei.sig11@xxxxxxxxxxxxx>
> 
> Add unit test and benchmark test for crypto akcipher.
> 
> Signed-off-by: lei he <helei.sig11@xxxxxxxxxxxxx>
> Signed-off-by: zhenwei pi <pizhenwei@xxxxxxxxxxxxx>
> Reviewed-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>
> ---
>  tests/bench/benchmark-crypto-akcipher.c | 157 ++++++
>  tests/bench/meson.build                 |   1 +
>  tests/bench/test_akcipher_keys.inc      | 537 ++++++++++++++++++
>  tests/unit/meson.build                  |   1 +
>  tests/unit/test-crypto-akcipher.c       | 711 ++++++++++++++++++++++++
>  5 files changed, 1407 insertions(+)
>  create mode 100644 tests/bench/benchmark-crypto-akcipher.c
>  create mode 100644 tests/bench/test_akcipher_keys.inc
>  create mode 100644 tests/unit/test-crypto-akcipher.c
> 
> diff --git a/tests/bench/benchmark-crypto-akcipher.c b/tests/bench/benchmark-crypto-akcipher.c
> new file mode 100644
> index 0000000000..c6c80c0be1
> --- /dev/null
> +++ b/tests/bench/benchmark-crypto-akcipher.c
> @@ -0,0 +1,157 @@
> +/*
> + * QEMU Crypto akcipher speed benchmark
> + *
> + * Copyright (c) 2022 Bytedance
> + *
> + * Authors:
> + *    lei he <helei.sig11@xxxxxxxxxxxxx>
> + *
> + * 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/akcipher.h"
> +#include "standard-headers/linux/virtio_crypto.h"
> +
> +#include "test_akcipher_keys.inc"
> +
> +static bool keep_running;
> +
> +static void alarm_handler(int sig)
> +{
> +    keep_running = false;
> +}
> +
> +static QCryptoAkCipher *create_rsa_akcipher(const uint8_t *priv_key,
> +                                            size_t keylen,
> +                                            QCryptoRSAPaddingAlgorithm padding,
> +                                            QCryptoHashAlgorithm hash)
> +{
> +    QCryptoAkCipherOptions opt;
> +    QCryptoAkCipher *rsa;
> +
> +    opt.alg = QCRYPTO_AKCIPHER_ALG_RSA;
> +    opt.u.rsa.padding_alg = padding;
> +    opt.u.rsa.hash_alg = hash;
> +    rsa = qcrypto_akcipher_new(&opt, QCRYPTO_AKCIPHER_KEY_TYPE_PRIVATE,
> +                               priv_key, keylen, &error_abort);
> +    return rsa;
> +}
> +
> +static void test_rsa_speed(const uint8_t *priv_key, size_t keylen,
> +                           size_t key_size)
> +{
> +#define BYTE 8
> +#define SHA1_DGST_LEN 20
> +#define DURATION_SECONDS 10
> +#define PADDING QCRYPTO_RSA_PADDING_ALG_PKCS1
> +#define HASH QCRYPTO_HASH_ALG_SHA1
> +
> +    g_autoptr(QCryptoAkCipher) rsa =
> +        create_rsa_akcipher(priv_key, keylen, PADDING, HASH);
> +    g_autofree uint8_t *dgst = NULL;
> +    g_autofree uint8_t *signature = NULL;
> +    size_t count;
> +
> +    dgst = g_new0(uint8_t, SHA1_DGST_LEN);
> +    memset(dgst, g_test_rand_int(), SHA1_DGST_LEN);
> +    signature = g_new0(uint8_t, key_size / BYTE);
> +
> +    g_test_message("benchmark rsa%lu (%s-%s) sign in %d seconds", key_size,
> +                   QCryptoRSAPaddingAlgorithm_str(PADDING),
> +                   QCryptoHashAlgorithm_str(HASH),
> +                   DURATION_SECONDS);

Needs to be '%zu' here and several other places in this file for any
parameter which is 'size_t'.

> +    alarm(DURATION_SECONDS);
> +    g_test_timer_start();
> +    for (keep_running = true, count = 0; keep_running; ++count) {
> +        g_assert(qcrypto_akcipher_sign(rsa, dgst, SHA1_DGST_LEN,
> +                                       signature, key_size / BYTE,
> +                                       &error_abort) > 0);
> +    }
> +    g_test_timer_elapsed();
> +    g_test_message("rsa%lu (%s-%s) sign %lu times in %.2f seconds,"
> +                   " %.2f times/sec ",
> +                   key_size,  QCryptoRSAPaddingAlgorithm_str(PADDING),
> +                   QCryptoHashAlgorithm_str(HASH),
> +                   count, g_test_timer_last(),
> +                   (double)count / g_test_timer_last());
> +
> +    g_test_message("benchmark rsa%lu (%s-%s) verify in %d seconds", key_size,
> +                   QCryptoRSAPaddingAlgorithm_str(PADDING),
> +                   QCryptoHashAlgorithm_str(HASH),
> +                   DURATION_SECONDS);
> +    alarm(DURATION_SECONDS);
> +    g_test_timer_start();
> +    for (keep_running = true, count = 0; keep_running; ++count) {
> +        g_assert(qcrypto_akcipher_verify(rsa, signature, key_size / BYTE,
> +                                         dgst, SHA1_DGST_LEN,
> +                                         &error_abort) == 0);
> +    }
> +    g_test_timer_elapsed();
> +    g_test_message("rsa%lu (%s-%s) verify %lu times in %.2f seconds,"
> +                   " %.2f times/sec ",
> +                   key_size, QCryptoRSAPaddingAlgorithm_str(PADDING),
> +                   QCryptoHashAlgorithm_str(HASH),
> +                   count, g_test_timer_last(),
> +                   (double)count / g_test_timer_last());
> +}
> +
> +static void test_rsa_1024_speed(const void *opaque)
> +{
> +    size_t key_size = (size_t)opaque;
> +    test_rsa_speed(rsa1024_priv_key, sizeof(rsa1024_priv_key), key_size);
> +}
> +
> +static void test_rsa_2048_speed(const void *opaque)
> +{
> +    size_t key_size = (size_t)opaque;
> +    test_rsa_speed(rsa2048_priv_key, sizeof(rsa2048_priv_key), key_size);
> +}
> +
> +static void test_rsa_4096_speed(const void *opaque)
> +{
> +    size_t key_size = (size_t)opaque;
> +    test_rsa_speed(rsa4096_priv_key, sizeof(rsa4096_priv_key), key_size);
> +}
> +
> +int main(int argc, char **argv)
> +{
> +    char *alg = NULL;
> +    char *size = NULL;
> +    g_test_init(&argc, &argv, NULL);
> +    g_assert(qcrypto_init(NULL) == 0);
> +    struct sigaction new_action, old_action;
> +
> +    new_action.sa_handler = alarm_handler;
> +
> +    /* Set up the structure to specify the new action. */
> +    sigemptyset(&new_action.sa_mask);
> +    new_action.sa_flags = 0;
> +    sigaction(SIGALRM, NULL, &old_action);
> +    g_assert(old_action.sa_handler != SIG_IGN);
> +    sigaction(SIGALRM, &new_action, NULL);

sigaction doesn't exist on Windows so this fails to compile.
I'd suggest processing a constant amount of data, as the other
benchmark programs do, rather than trying to run for a constant
amount of time.

> +
> +#define ADD_TEST(asym_alg, keysize)                    \
> +    if ((!alg || g_str_equal(alg, #asym_alg)) &&       \
> +        (!size || g_str_equal(size, #keysize)))        \
> +        g_test_add_data_func(                          \
> +        "/crypto/akcipher/" #asym_alg "-" #keysize,    \
> +        (void *)keysize,                               \
> +        test_ ## asym_alg ## _ ## keysize ## _speed)
> +
> +    if (argc >= 2) {
> +        alg = argv[1];
> +    }
> +    if (argc >= 3) {
> +        size = argv[2];
> +    }
> +
> +    ADD_TEST(rsa, 1024);
> +    ADD_TEST(rsa, 2048);
> +    ADD_TEST(rsa, 4096);
> +
> +    return g_test_run();
> +}


With regards,
Daniel
-- 
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