mirror of
https://github.com/qemu/qemu.git
synced 2024-12-05 17:53:36 +08:00
b417a7624c
The test-crypto-block currently fails if encryption has not been compiled into QEMU: TEST: tests/test-crypto-block... (pid=22231) /crypto/block/qcow: OK /crypto/block/luks/default: Unexpected error in qcrypto_pbkdf2() at qemu/crypto/pbkdf-stub.c:41: FAIL GTester: last random seed: R02Sbbb5b6f299c6727f41bb50ba4aa6ef5c (pid=22237) /crypto/block/luks/aes-256-cbc-plain64: Unexpected error in qcrypto_pbkdf2() at qemu/crypto/pbkdf-stub.c:41: FAIL GTester: last random seed: R02S3e27992a5ab4cc95e141c4ed3c7f0d2e (pid=22239) /crypto/block/luks/aes-256-cbc-essiv: Unexpected error in qcrypto_pbkdf2() at qemu/crypto/pbkdf-stub.c:41: FAIL GTester: last random seed: R02S51b52bb02a66c42d8b331fd305384f53 (pid=22241) FAIL: tests/test-crypto-block So run the luks test only if the required encryption support is available. Signed-off-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
365 lines
9.6 KiB
C
365 lines
9.6 KiB
C
/*
|
|
* QEMU Crypto block encryption
|
|
*
|
|
* Copyright (c) 2016 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "qapi/error.h"
|
|
#include "crypto/init.h"
|
|
#include "crypto/block.h"
|
|
#include "qemu/buffer.h"
|
|
#include "crypto/secret.h"
|
|
#ifndef _WIN32
|
|
#include <sys/resource.h>
|
|
#endif
|
|
|
|
#if (defined(_WIN32) || defined RUSAGE_THREAD) && \
|
|
(defined(CONFIG_NETTLE_KDF) || defined(CONFIG_GCRYPT_KDF))
|
|
#define TEST_LUKS
|
|
#else
|
|
#undef TEST_LUKS
|
|
#endif
|
|
|
|
static QCryptoBlockCreateOptions qcow_create_opts = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_QCOW,
|
|
.u.qcow = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
},
|
|
};
|
|
|
|
static QCryptoBlockOpenOptions qcow_open_opts = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_QCOW,
|
|
.u.qcow = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
},
|
|
};
|
|
|
|
|
|
#ifdef TEST_LUKS
|
|
static QCryptoBlockOpenOptions luks_open_opts = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
|
|
.u.luks = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
},
|
|
};
|
|
|
|
|
|
/* Creation with all default values */
|
|
static QCryptoBlockCreateOptions luks_create_opts_default = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
|
|
.u.luks = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
},
|
|
};
|
|
|
|
|
|
/* ...and with explicit values */
|
|
static QCryptoBlockCreateOptions luks_create_opts_aes256_cbc_plain64 = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
|
|
.u.luks = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
.has_cipher_alg = true,
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
|
|
.has_cipher_mode = true,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
|
|
.has_ivgen_alg = true,
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
|
|
},
|
|
};
|
|
|
|
|
|
static QCryptoBlockCreateOptions luks_create_opts_aes256_cbc_essiv = {
|
|
.format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
|
|
.u.luks = {
|
|
.has_key_secret = true,
|
|
.key_secret = (char *)"sec0",
|
|
.has_cipher_alg = true,
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
|
|
.has_cipher_mode = true,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
|
|
.has_ivgen_alg = true,
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_ESSIV,
|
|
.has_ivgen_hash_alg = true,
|
|
.ivgen_hash_alg = QCRYPTO_HASH_ALG_SHA256,
|
|
.has_hash_alg = true,
|
|
.hash_alg = QCRYPTO_HASH_ALG_SHA1,
|
|
},
|
|
};
|
|
#endif /* TEST_LUKS */
|
|
|
|
|
|
static struct QCryptoBlockTestData {
|
|
const char *path;
|
|
QCryptoBlockCreateOptions *create_opts;
|
|
QCryptoBlockOpenOptions *open_opts;
|
|
|
|
bool expect_header;
|
|
|
|
QCryptoCipherAlgorithm cipher_alg;
|
|
QCryptoCipherMode cipher_mode;
|
|
QCryptoHashAlgorithm hash_alg;
|
|
|
|
QCryptoIVGenAlgorithm ivgen_alg;
|
|
QCryptoHashAlgorithm ivgen_hash;
|
|
|
|
bool slow;
|
|
} test_data[] = {
|
|
{
|
|
.path = "/crypto/block/qcow",
|
|
.create_opts = &qcow_create_opts,
|
|
.open_opts = &qcow_open_opts,
|
|
|
|
.expect_header = false,
|
|
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_128,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
|
|
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
|
|
},
|
|
#ifdef TEST_LUKS
|
|
{
|
|
.path = "/crypto/block/luks/default",
|
|
.create_opts = &luks_create_opts_default,
|
|
.open_opts = &luks_open_opts,
|
|
|
|
.expect_header = true,
|
|
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_XTS,
|
|
.hash_alg = QCRYPTO_HASH_ALG_SHA256,
|
|
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
|
|
|
|
.slow = true,
|
|
},
|
|
{
|
|
.path = "/crypto/block/luks/aes-256-cbc-plain64",
|
|
.create_opts = &luks_create_opts_aes256_cbc_plain64,
|
|
.open_opts = &luks_open_opts,
|
|
|
|
.expect_header = true,
|
|
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
|
|
.hash_alg = QCRYPTO_HASH_ALG_SHA256,
|
|
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
|
|
|
|
.slow = true,
|
|
},
|
|
{
|
|
.path = "/crypto/block/luks/aes-256-cbc-essiv",
|
|
.create_opts = &luks_create_opts_aes256_cbc_essiv,
|
|
.open_opts = &luks_open_opts,
|
|
|
|
.expect_header = true,
|
|
|
|
.cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
|
|
.cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
|
|
.hash_alg = QCRYPTO_HASH_ALG_SHA1,
|
|
|
|
.ivgen_alg = QCRYPTO_IVGEN_ALG_ESSIV,
|
|
.ivgen_hash = QCRYPTO_HASH_ALG_SHA256,
|
|
|
|
.slow = true,
|
|
},
|
|
#endif
|
|
};
|
|
|
|
|
|
static ssize_t test_block_read_func(QCryptoBlock *block,
|
|
size_t offset,
|
|
uint8_t *buf,
|
|
size_t buflen,
|
|
void *opaque,
|
|
Error **errp)
|
|
{
|
|
Buffer *header = opaque;
|
|
|
|
g_assert_cmpint(offset + buflen, <=, header->capacity);
|
|
|
|
memcpy(buf, header->buffer + offset, buflen);
|
|
|
|
return buflen;
|
|
}
|
|
|
|
|
|
static ssize_t test_block_init_func(QCryptoBlock *block,
|
|
size_t headerlen,
|
|
void *opaque,
|
|
Error **errp)
|
|
{
|
|
Buffer *header = opaque;
|
|
|
|
g_assert_cmpint(header->capacity, ==, 0);
|
|
|
|
buffer_reserve(header, headerlen);
|
|
|
|
return headerlen;
|
|
}
|
|
|
|
|
|
static ssize_t test_block_write_func(QCryptoBlock *block,
|
|
size_t offset,
|
|
const uint8_t *buf,
|
|
size_t buflen,
|
|
void *opaque,
|
|
Error **errp)
|
|
{
|
|
Buffer *header = opaque;
|
|
|
|
g_assert_cmpint(buflen + offset, <=, header->capacity);
|
|
|
|
memcpy(header->buffer + offset, buf, buflen);
|
|
header->offset = offset + buflen;
|
|
|
|
return buflen;
|
|
}
|
|
|
|
|
|
static Object *test_block_secret(void)
|
|
{
|
|
return object_new_with_props(
|
|
TYPE_QCRYPTO_SECRET,
|
|
object_get_objects_root(),
|
|
"sec0",
|
|
&error_abort,
|
|
"data", "123456",
|
|
NULL);
|
|
}
|
|
|
|
static void test_block_assert_setup(const struct QCryptoBlockTestData *data,
|
|
QCryptoBlock *blk)
|
|
{
|
|
QCryptoIVGen *ivgen;
|
|
QCryptoCipher *cipher;
|
|
|
|
ivgen = qcrypto_block_get_ivgen(blk);
|
|
cipher = qcrypto_block_get_cipher(blk);
|
|
|
|
g_assert(ivgen);
|
|
g_assert(cipher);
|
|
|
|
g_assert_cmpint(data->cipher_alg, ==, cipher->alg);
|
|
g_assert_cmpint(data->cipher_mode, ==, cipher->mode);
|
|
g_assert_cmpint(data->hash_alg, ==,
|
|
qcrypto_block_get_kdf_hash(blk));
|
|
|
|
g_assert_cmpint(data->ivgen_alg, ==,
|
|
qcrypto_ivgen_get_algorithm(ivgen));
|
|
g_assert_cmpint(data->ivgen_hash, ==,
|
|
qcrypto_ivgen_get_hash(ivgen));
|
|
}
|
|
|
|
|
|
static void test_block(gconstpointer opaque)
|
|
{
|
|
const struct QCryptoBlockTestData *data = opaque;
|
|
QCryptoBlock *blk;
|
|
Buffer header;
|
|
Object *sec = test_block_secret();
|
|
|
|
memset(&header, 0, sizeof(header));
|
|
buffer_init(&header, "header");
|
|
|
|
blk = qcrypto_block_create(data->create_opts, NULL,
|
|
test_block_init_func,
|
|
test_block_write_func,
|
|
&header,
|
|
&error_abort);
|
|
g_assert(blk);
|
|
|
|
if (data->expect_header) {
|
|
g_assert_cmpint(header.capacity, >, 0);
|
|
} else {
|
|
g_assert_cmpint(header.capacity, ==, 0);
|
|
}
|
|
|
|
test_block_assert_setup(data, blk);
|
|
|
|
qcrypto_block_free(blk);
|
|
object_unparent(sec);
|
|
|
|
/* Ensure we can't open without the secret */
|
|
blk = qcrypto_block_open(data->open_opts, NULL,
|
|
test_block_read_func,
|
|
&header,
|
|
0,
|
|
NULL);
|
|
g_assert(blk == NULL);
|
|
|
|
/* Ensure we can't open without the secret, unless NO_IO */
|
|
blk = qcrypto_block_open(data->open_opts, NULL,
|
|
test_block_read_func,
|
|
&header,
|
|
QCRYPTO_BLOCK_OPEN_NO_IO,
|
|
&error_abort);
|
|
|
|
g_assert(qcrypto_block_get_cipher(blk) == NULL);
|
|
g_assert(qcrypto_block_get_ivgen(blk) == NULL);
|
|
|
|
qcrypto_block_free(blk);
|
|
|
|
|
|
/* Now open for real with secret */
|
|
sec = test_block_secret();
|
|
blk = qcrypto_block_open(data->open_opts, NULL,
|
|
test_block_read_func,
|
|
&header,
|
|
0,
|
|
&error_abort);
|
|
g_assert(blk);
|
|
|
|
test_block_assert_setup(data, blk);
|
|
|
|
qcrypto_block_free(blk);
|
|
|
|
object_unparent(sec);
|
|
|
|
buffer_free(&header);
|
|
}
|
|
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
gsize i;
|
|
|
|
module_call_init(MODULE_INIT_QOM);
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
g_assert(qcrypto_init(NULL) == 0);
|
|
|
|
for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
|
|
if (test_data[i].open_opts->format == Q_CRYPTO_BLOCK_FORMAT_LUKS &&
|
|
!qcrypto_hash_supports(test_data[i].hash_alg)) {
|
|
continue;
|
|
}
|
|
if (!test_data[i].slow ||
|
|
g_test_slow()) {
|
|
g_test_add_data_func(test_data[i].path, &test_data[i], test_block);
|
|
}
|
|
}
|
|
|
|
return g_test_run();
|
|
}
|