Support test run in kernel FIPS mode.

This commit is contained in:
Milan Broz
2013-01-15 14:53:19 +01:00
parent 40b876f550
commit fdcabdfd28
2 changed files with 66 additions and 27 deletions

View File

@@ -84,6 +84,7 @@
static int _debug = 0;
static int _verbose = 1;
static int _fips_mode = 0;
static char global_log[4096];
static int global_lines = 0;
@@ -114,6 +115,24 @@ static int device_size(const char *device, uint64_t *size)
return r;
}
static int fips_mode(void)
{
int fd;
char buf = 0;
fd = open("/proc/sys/crypto/fips_enabled", O_RDONLY);
if (fd < 0)
return 0;
if (read(fd, &buf, 1) != 1)
buf = '0';
close(fd);
return (buf == '1');
}
static int get_luks_offsets(int metadata_device,
size_t keylength,
unsigned int alignpayload_sec,
@@ -451,6 +470,11 @@ static int _setup(void)
_system("modprobe dm-crypt", 0);
_system("modprobe dm-verity", 0);
_fips_mode = fips_mode();
if (_debug)
printf("FIPS MODE: %d\n", _fips_mode);
return 0;
}
@@ -760,14 +784,16 @@ static void AddDevicePlain(void)
EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
// retrieve volume key check
memset(key2, 0, key_size);
key_size--;
// small buffer
FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)), "small buffer");
key_size++;
OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
if (!_fips_mode) {
memset(key2, 0, key_size);
key_size--;
// small buffer
FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)), "small buffer");
key_size++;
OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
OK_(memcmp(key, key2, key_size));
OK_(memcmp(key, key2, key_size));
}
OK_(strcmp(cipher, crypt_get_cipher(cd)));
OK_(strcmp(cipher_mode, crypt_get_cipher_mode(cd)));
EQ_((int)key_size, crypt_get_volume_key_size(cd));
@@ -899,16 +925,18 @@ static void UseLuksDevice(void)
EQ_((int)key_size, crypt_get_volume_key_size(cd));
EQ_(1032, crypt_get_data_offset(cd));
EQ_(0, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, KEY1, strlen(KEY1)));
OK_(crypt_volume_key_verify(cd, key, key_size));
OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0));
OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0));
EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
OK_(crypt_deactivate(cd, CDEVICE_1));
if (!_fips_mode) {
EQ_(0, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, KEY1, strlen(KEY1)));
OK_(crypt_volume_key_verify(cd, key, key_size));
OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0));
OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0));
EQ_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
OK_(crypt_deactivate(cd, CDEVICE_1));
key[1] = ~key[1];
FAIL_(crypt_volume_key_verify(cd, key, key_size), "key mismatch");
FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "key mismatch");
key[1] = ~key[1];
FAIL_(crypt_volume_key_verify(cd, key, key_size), "key mismatch");
FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "key mismatch");
}
crypt_free(cd);
}
@@ -1130,10 +1158,12 @@ static void AddDeviceLuks(void)
EQ_(7, crypt_activate_by_passphrase(cd, NULL, 7, passphrase2, strlen(passphrase2), 0));
EQ_(6, crypt_keyslot_change_by_passphrase(cd, CRYPT_ANY_SLOT, 6, passphrase2, strlen(passphrase2), passphrase, strlen(passphrase)));
EQ_(6, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
OK_(crypt_volume_key_verify(cd, key2, key_size));
if (!_fips_mode) {
EQ_(6, crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key2, &key_size, passphrase, strlen(passphrase)));
OK_(crypt_volume_key_verify(cd, key2, key_size));
OK_(memcmp(key, key2, key_size));
OK_(memcmp(key, key2, key_size));
}
OK_(strcmp(cipher, crypt_get_cipher(cd)));
OK_(strcmp(cipher_mode, crypt_get_cipher_mode(cd)));
EQ_((int)key_size, crypt_get_volume_key_size(cd));
@@ -1743,12 +1773,14 @@ static void TcryptTest(void)
EQ_(256, crypt_get_data_offset(cd));
memset(key, 0, key_size);
key_size--;
// small buffer
FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0), "small buffer");
key_size++;
OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0));
OK_(memcmp(key, key_def, key_size));
if (!_fips_mode) {
key_size--;
// small buffer
FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0), "small buffer");
key_size++;
OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0));
OK_(memcmp(key, key_def, key_size));
}
reset_log();
crypt_set_log_callback(cd, &new_log, NULL);