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Diffstat (limited to '')
| -rw-r--r-- | tests/api-test.c | 1974 |
1 files changed, 1974 insertions, 0 deletions
diff --git a/tests/api-test.c b/tests/api-test.c new file mode 100644 index 0000000..85f7a93 --- /dev/null +++ b/tests/api-test.c @@ -0,0 +1,1974 @@ +/* + * cryptsetup library API check functions + * + * Copyright (C) 2009-2021 Red Hat, Inc. All rights reserved. + * Copyright (C) 2009-2021 Milan Broz + * Copyright (C) 2016-2021 Ondrej Kozina + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> +#include <errno.h> +#include <signal.h> +#include <sys/stat.h> +#include <inttypes.h> +#include <sys/types.h> + +#include "api_test.h" +#include "luks.h" +#include "libcryptsetup.h" + +#define DMDIR "/dev/mapper/" + +#define DEVICE_1_UUID "28632274-8c8a-493f-835b-da802e1c576b" +#define DEVICE_EMPTY_name "crypt_zero" +#define DEVICE_EMPTY DMDIR DEVICE_EMPTY_name +#define DEVICE_ERROR_name "crypt_error" +#define DEVICE_ERROR DMDIR DEVICE_ERROR_name + +#define CDEVICE_1 "ctest1" +#define CDEVICE_2 "ctest2" +#define CDEVICE_WRONG "O_o" +#define H_DEVICE "head_ok" +#define H_DEVICE_WRONG "head_wr" +#define L_DEVICE_1S "luks_onesec" +#define L_DEVICE_0S "luks_zerosec" +#define L_DEVICE_WRONG "luks_wr" +#define L_DEVICE_OK "luks_ok" +#define EVL_HEADER_1 "evil_hdr-luks_hdr_damage" +#define EVL_HEADER_2 "evil_hdr-payload_overwrite" +#define EVL_HEADER_3 "evil_hdr-stripes_payload_dmg" +#define EVL_HEADER_4 "evil_hdr-small_luks_device" +#define EVL_HEADER_5 "evil_hdr-keyslot_overlap" +#define VALID_HEADER "valid_header_file" +#define BACKUP_FILE "csetup_backup_file" +#define IMAGE1 "compatimage.img" +#define IMAGE_EMPTY "empty.img" + +#define KEYFILE1 "key1.file" +#define KEY1 "compatkey" + +#define KEYFILE2 "key2.file" +#define KEY2 "0123456789abcdef" + +#define PASSPHRASE "blabla" +#define PASSPHRASE1 "albalb" + +#define DEVICE_TEST_UUID "12345678-1234-1234-1234-123456789abc" + +#define DEVICE_WRONG "/dev/Ooo_" +#define DEVICE_CHAR "/dev/zero" +#define THE_LFILE_TEMPLATE "cryptsetup-tstlp.XXXXXX" + +#define LUKS_PHDR_SIZE_B 1024 + +static int _fips_mode = 0; + +static char *DEVICE_1 = NULL; +static char *DEVICE_2 = NULL; +static char *DEVICE_3 = NULL; + +static char *tmp_file_1 = NULL; +static char *test_loop_file = NULL; + +struct crypt_device *cd = NULL, *cd2 = NULL; + +// Helpers + +static int get_luks_offsets(int metadata_device, + size_t keylength, + unsigned int alignpayload_sec, + unsigned int alignoffset_sec, + uint64_t *r_header_size, + uint64_t *r_payload_offset) +{ + int i; + uint64_t current_sector; + uint32_t sectors_per_stripes_set; + + if (!keylength) { + if (r_header_size) + *r_header_size = 0; + if (r_payload_offset) + *r_payload_offset = 0; + return -1; + } + + sectors_per_stripes_set = DIV_ROUND_UP(keylength*LUKS_STRIPES, SECTOR_SIZE); + current_sector = DIV_ROUND_UP_MODULO(DIV_ROUND_UP(LUKS_PHDR_SIZE_B, SECTOR_SIZE), + LUKS_ALIGN_KEYSLOTS / SECTOR_SIZE); + for (i=0; i < (LUKS_NUMKEYS - 1); i++) + current_sector = DIV_ROUND_UP_MODULO(current_sector + sectors_per_stripes_set, + LUKS_ALIGN_KEYSLOTS / SECTOR_SIZE); + if (r_header_size) + *r_header_size = current_sector + sectors_per_stripes_set; + + current_sector = DIV_ROUND_UP_MODULO(current_sector + sectors_per_stripes_set, + LUKS_ALIGN_KEYSLOTS / SECTOR_SIZE); + + if (r_payload_offset) { + if (metadata_device) + *r_payload_offset = alignpayload_sec; + else + *r_payload_offset = DIV_ROUND_UP_MODULO(current_sector, alignpayload_sec) + + alignoffset_sec; + } + + return 0; +} + +static void _remove_keyfiles(void) +{ + remove(KEYFILE1); + remove(KEYFILE2); +} + +#if HAVE_DECL_DM_TASK_RETRY_REMOVE +#define DM_RETRY "--retry " +#else +#define DM_RETRY "" +#endif + +#define DM_NOSTDERR " 2>/dev/null" + +static void _cleanup_dmdevices(void) +{ + struct stat st; + + if (!stat(DMDIR H_DEVICE, &st)) + _system("dmsetup remove " DM_RETRY H_DEVICE DM_NOSTDERR, 0); + + if (!stat(DMDIR H_DEVICE_WRONG, &st)) + _system("dmsetup remove " DM_RETRY H_DEVICE_WRONG DM_NOSTDERR, 0); + + if (!stat(DMDIR L_DEVICE_0S, &st)) + _system("dmsetup remove " DM_RETRY L_DEVICE_0S DM_NOSTDERR, 0); + + if (!stat(DMDIR L_DEVICE_1S, &st)) + _system("dmsetup remove " DM_RETRY L_DEVICE_1S DM_NOSTDERR, 0); + + if (!stat(DMDIR L_DEVICE_WRONG, &st)) + _system("dmsetup remove " DM_RETRY L_DEVICE_WRONG DM_NOSTDERR, 0); + + if (!stat(DMDIR L_DEVICE_OK, &st)) + _system("dmsetup remove " DM_RETRY L_DEVICE_OK DM_NOSTDERR, 0); + + t_dev_offset = 0; +} + +static void _cleanup(void) +{ + struct stat st; + + CRYPT_FREE(cd); + CRYPT_FREE(cd2); + + //_system("udevadm settle", 0); + + if (!stat(DMDIR CDEVICE_1, &st)) + _system("dmsetup remove " DM_RETRY CDEVICE_1 DM_NOSTDERR, 0); + + if (!stat(DMDIR CDEVICE_2, &st)) + _system("dmsetup remove " DM_RETRY CDEVICE_2 DM_NOSTDERR, 0); + + if (!stat(DEVICE_EMPTY, &st)) + _system("dmsetup remove " DM_RETRY DEVICE_EMPTY_name DM_NOSTDERR, 0); + + if (!stat(DEVICE_ERROR, &st)) + _system("dmsetup remove " DM_RETRY DEVICE_ERROR_name DM_NOSTDERR, 0); + + _cleanup_dmdevices(); + + if (loop_device(THE_LOOP_DEV)) + loop_detach(THE_LOOP_DEV); + + if (loop_device(DEVICE_1)) + loop_detach(DEVICE_1); + + if (loop_device(DEVICE_2)) + loop_detach(DEVICE_2); + + if (loop_device(DEVICE_3)) + loop_detach(DEVICE_3); + + _system("rm -f " IMAGE_EMPTY, 0); + _system("rm -f " IMAGE1, 0); + + if (test_loop_file) + remove(test_loop_file); + if (tmp_file_1) + remove(tmp_file_1); + + remove(EVL_HEADER_1); + remove(EVL_HEADER_2); + remove(EVL_HEADER_3); + remove(EVL_HEADER_4); + remove(EVL_HEADER_5); + remove(VALID_HEADER); + remove(BACKUP_FILE); + + _remove_keyfiles(); + + free(tmp_file_1); + free(test_loop_file); + free(THE_LOOP_DEV); + free(DEVICE_1); + free(DEVICE_2); + free(DEVICE_3); +} + +static int _setup(void) +{ + int fd, ro = 0; + char cmd[128]; + + test_loop_file = strdup(THE_LFILE_TEMPLATE); + if ((fd=mkstemp(test_loop_file)) == -1) { + printf("cannot create temporary file with template %s\n", test_loop_file); + return 1; + } + close(fd); + snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null", + test_loop_file, SECTOR_SIZE, TST_LOOP_FILE_SIZE); + if (_system(cmd, 1)) + return 1; + + fd = loop_attach(&THE_LOOP_DEV, test_loop_file, 0, 0, &ro); + close(fd); + + tmp_file_1 = strdup(THE_LFILE_TEMPLATE); + if ((fd=mkstemp(tmp_file_1)) == -1) { + printf("cannot create temporary file with template %s\n", tmp_file_1); + return 1; + } + close(fd); + snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null", + tmp_file_1, SECTOR_SIZE, 10); + if (_system(cmd, 1)) + return 1; + + _system("dmsetup create " DEVICE_EMPTY_name " --table \"0 10000 zero\"", 1); + _system("dmsetup create " DEVICE_ERROR_name " --table \"0 10000 error\"", 1); + + _system(" [ ! -e " IMAGE1 " ] && xz -dk " IMAGE1 ".xz", 1); + fd = loop_attach(&DEVICE_1, IMAGE1, 0, 0, &ro); + close(fd); + + _system("dd if=/dev/zero of=" IMAGE_EMPTY " bs=1M count=10 2>/dev/null", 1); + fd = loop_attach(&DEVICE_2, IMAGE_EMPTY, 0, 0, &ro); + close(fd); + + /* Keymaterial offset is less than 8 sectors */ + _system(" [ ! -e " EVL_HEADER_1 " ] && xz -dk " EVL_HEADER_1 ".xz", 1); + /* keymaterial offset aims into payload area */ + _system(" [ ! -e " EVL_HEADER_2 " ] && xz -dk " EVL_HEADER_2 ".xz", 1); + /* keymaterial offset is valid, number of stripes causes payload area to be overwritten */ + _system(" [ ! -e " EVL_HEADER_3 " ] && xz -dk " EVL_HEADER_3 ".xz", 1); + /* luks device header for data and header on same device. payloadOffset is greater than + * device size (crypt_load() test) */ + _system(" [ ! -e " EVL_HEADER_4 " ] && xz -dk " EVL_HEADER_4 ".xz", 1); + /* two keyslots with same offset (overlapping keyslots) */ + _system(" [ ! -e " EVL_HEADER_5 " ] && xz -dk " EVL_HEADER_5 ".xz", 1); + /* valid header: payloadOffset=4096, key_size=32, + * volume_key = bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a */ + _system(" [ ! -e " VALID_HEADER " ] && xz -dk " VALID_HEADER ".xz", 1); + + /* Prepare tcrypt images */ + _system("tar xJf tcrypt-images.tar.xz 2>/dev/null", 1); + + _system("modprobe dm-crypt", 0); + _system("modprobe dm-verity", 0); + + _fips_mode = fips_mode(); + if (_debug) + printf("FIPS MODE: %d\n", _fips_mode); + + /* Use default log callback */ + crypt_set_log_callback(NULL, &global_log_callback, NULL); + + return 0; +} + +static void AddDevicePlain(void) +{ + struct crypt_params_plain params = { + .hash = "sha1", + .skip = 0, + .offset = 0, + .size = 0 + }; + int fd; + char key[128], key2[128], path[128]; + + const char *passphrase = PASSPHRASE; + // hashed hex version of PASSPHRASE + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + + uint64_t size, r_size; + + crypt_decode_key(key, mk_hex, key_size); + FAIL_(crypt_init(&cd, ""), "empty device string"); + FAIL_(crypt_init(&cd, DEVICE_WRONG), "nonexistent device name "); + FAIL_(crypt_init(&cd, DEVICE_CHAR), "character device as backing device"); + OK_(crypt_init(&cd, tmp_file_1)); + CRYPT_FREE(cd); + + // test crypt_format, crypt_get_cipher, crypt_get_cipher_mode, crypt_get_volume_key_size + OK_(crypt_init(&cd,DEVICE_1)); + params.skip = 3; + params.offset = 42; + FAIL_(crypt_format(cd,CRYPT_PLAIN,NULL,cipher_mode,NULL,NULL,key_size,¶ms),"cipher param is null"); + FAIL_(crypt_format(cd,CRYPT_PLAIN,cipher,NULL,NULL,NULL,key_size,¶ms),"cipher_mode param is null"); + OK_(crypt_format(cd,CRYPT_PLAIN,cipher,cipher_mode,NULL,NULL,key_size,¶ms)); + OK_(strcmp(cipher_mode,crypt_get_cipher_mode(cd))); + OK_(strcmp(cipher,crypt_get_cipher(cd))); + EQ_((int)key_size, crypt_get_volume_key_size(cd)); + EQ_(params.skip, crypt_get_iv_offset(cd)); + EQ_(params.offset, crypt_get_data_offset(cd)); + params.skip = 0; + params.offset = 0; + + // crypt_set_uuid() + FAIL_(crypt_set_uuid(cd,DEVICE_1_UUID),"can't set uuid to plain device"); + + CRYPT_FREE(cd); + + // default is "plain" hash - no password hash + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, NULL)); + FAIL_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0), "cannot verify key with plain"); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // test boundaries in offset parameter + t_device_size(DEVICE_1,&size); + params.hash = NULL; + // zero sectors length + params.offset = size >> SECTOR_SHIFT; + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + EQ_(crypt_get_data_offset(cd),params.offset); + // device size is 0 sectors + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0), "invalid device size (0 blocks)"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + // data part of crypt device is of 1 sector size + params.offset = (size >> SECTOR_SHIFT) - 1; + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1); + if (t_device_size(path, &r_size) >= 0) + EQ_(r_size>>SECTOR_SHIFT, 1); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // size > device_size + params.offset = 0; + params.size = (size >> SECTOR_SHIFT) + 1; + crypt_init(&cd, DEVICE_1); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0),"Device too small"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // offset == device_size (autodetect size) + params.offset = (size >> SECTOR_SHIFT); + params.size = 0; + crypt_init(&cd, DEVICE_1); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0),"Device too small"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // offset == device_size (user defined size) + params.offset = (size >> SECTOR_SHIFT); + params.size = 123; + crypt_init(&cd, DEVICE_1); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0),"Device too small"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // offset+size > device_size + params.offset = 42; + params.size = (size >> SECTOR_SHIFT) - params.offset + 1; + crypt_init(&cd, DEVICE_1); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0),"Offset and size are beyond device real size"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // offset+size == device_size + params.offset = 42; + params.size = (size >> SECTOR_SHIFT) - params.offset; + crypt_init(&cd, DEVICE_1); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + if (!t_device_size(path, &r_size)) + EQ_((r_size >> SECTOR_SHIFT),params.size); + OK_(crypt_deactivate(cd,CDEVICE_1)); + + CRYPT_FREE(cd); + params.hash = "sha1"; + params.offset = 0; + params.size = 0; + params.skip = 0; + + // Now use hashed password + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + FAIL_(crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0), + "cannot verify passphrase with plain" ); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0)); + + // device status check + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1); + fd = open(path, O_RDONLY); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_BUSY); + FAIL_(crypt_deactivate(cd, CDEVICE_1), "Device is busy"); + close(fd); + OK_(crypt_deactivate(cd, CDEVICE_1)); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // crypt_init_by_name_and_header + OK_(crypt_init(&cd,DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + CRYPT_FREE(cd); + + // init with detached header is not supported + OK_(crypt_init_data_device(&cd, DEVICE_2, DEVICE_1)); + FAIL_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms), + "can't use plain with separate metadata device"); + CRYPT_FREE(cd); + + FAIL_(crypt_init_by_name_and_header(&cd, CDEVICE_1, H_DEVICE),"can't init plain device by header device"); + OK_(crypt_init_by_name(&cd, CDEVICE_1)); + OK_(strcmp(cipher_mode,crypt_get_cipher_mode(cd))); + OK_(strcmp(cipher,crypt_get_cipher(cd))); + EQ_((int)key_size, crypt_get_volume_key_size(cd)); + EQ_(params.skip, crypt_get_iv_offset(cd)); + EQ_(params.offset, crypt_get_data_offset(cd)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd,DEVICE_1)); + OK_(crypt_format(cd,CRYPT_PLAIN,cipher,cipher_mode,NULL,NULL,key_size,¶ms)); + params.size = 0; + params.offset = 0; + + // crypt_set_data_device + FAIL_(crypt_set_data_device(cd,H_DEVICE),"can't set data device for plain device"); + NULL_(crypt_get_metadata_device_name(cd)); + + // crypt_get_type + OK_(strcmp(crypt_get_type(cd),CRYPT_PLAIN)); + + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + + // crypt_resize() + OK_(crypt_resize(cd,CDEVICE_1,size>>SECTOR_SHIFT)); // same size + if (!t_device_size(path,&r_size)) + EQ_(r_size, size); + + // size overlaps + FAIL_(crypt_resize(cd, CDEVICE_1, (uint64_t)-1),"Backing device is too small"); + FAIL_(crypt_resize(cd, CDEVICE_1, (size>>SECTOR_SHIFT)+1),"crypt device overlaps backing device"); + + // resize ok + OK_(crypt_resize(cd,CDEVICE_1, 123)); + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, 123); + OK_(crypt_resize(cd,CDEVICE_1,0)); // full size (autodetect) + if (!t_device_size(path,&r_size)) + EQ_(r_size, size); + OK_(crypt_deactivate(cd,CDEVICE_1)); + EQ_(crypt_status(cd,CDEVICE_1),CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // offset tests + OK_(crypt_init(&cd,DEVICE_1)); + params.offset = 42; + params.size = (size>>SECTOR_SHIFT) - params.offset - 10; + OK_(crypt_format(cd,CRYPT_PLAIN,cipher,cipher_mode,NULL,NULL,key_size,¶ms)); + OK_(crypt_activate_by_volume_key(cd,CDEVICE_1,key,key_size,0)); + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, params.size); + // resize to fill remaining capacity + OK_(crypt_resize(cd,CDEVICE_1,params.size + 10)); + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, params.size + 10); + + // 1 sector beyond real size + FAIL_(crypt_resize(cd,CDEVICE_1,params.size + 11), "new device size overlaps backing device"); // with respect to offset + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, params.size + 10); + GE_(crypt_status(cd,CDEVICE_1),CRYPT_ACTIVE); + fd = open(path, O_RDONLY); + NOTFAIL_(fd, "Bad loop device."); + close(fd); + + // resize to minimal size + OK_(crypt_resize(cd,CDEVICE_1, 1)); // minimal device size + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, 1); + // use size of backing device (autodetect with respect to offset) + OK_(crypt_resize(cd,CDEVICE_1,0)); + if (!t_device_size(path,&r_size)) + EQ_(r_size>>SECTOR_SHIFT, (size >> SECTOR_SHIFT)- 42); + OK_(crypt_deactivate(cd,CDEVICE_1)); + CRYPT_FREE(cd); + + params.size = 0; + params.offset = 0; + OK_(crypt_init(&cd,DEVICE_1)); + OK_(crypt_format(cd,CRYPT_PLAIN,cipher,cipher_mode,NULL,NULL,key_size,¶ms)); + OK_(crypt_activate_by_volume_key(cd,CDEVICE_1,key,key_size,0)); + + // suspend/resume tests + FAIL_(crypt_suspend(cd,CDEVICE_1),"cannot suspend plain device"); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + FAIL_(crypt_resume_by_passphrase(cd,CDEVICE_1,CRYPT_ANY_SLOT,passphrase, strlen(passphrase)),"cannot resume plain device"); + GE_(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))); + 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)); + EQ_(0, crypt_get_data_offset(cd)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + // now with keyfile + OK_(prepare_keyfile(KEYFILE1, KEY1, strlen(KEY1))); + OK_(prepare_keyfile(KEYFILE2, KEY2, strlen(KEY2))); + FAIL_(crypt_activate_by_keyfile(cd, NULL, CRYPT_ANY_SLOT, KEYFILE1, 0, 0), "cannot verify key with plain"); + EQ_(0, crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + FAIL_(crypt_activate_by_keyfile_offset(cd, NULL, CRYPT_ANY_SLOT, KEYFILE1, 0, strlen(KEY1) + 1, 0), "cannot seek"); + FAIL_(crypt_activate_by_keyfile_device_offset(cd, NULL, CRYPT_ANY_SLOT, KEYFILE1, 0, strlen(KEY1) + 1, 0), "cannot seek"); + EQ_(0, crypt_activate_by_keyfile_offset(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0, 0)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + EQ_(0, crypt_activate_by_keyfile_device_offset(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0, 0)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + _remove_keyfiles(); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd,DEVICE_1)); + OK_(crypt_format(cd,CRYPT_PLAIN,cipher,cipher_mode,NULL,NULL,key_size,¶ms)); + + // crypt_keyslot_*() + FAIL_(crypt_keyslot_add_by_passphrase(cd,CRYPT_ANY_SLOT,passphrase,strlen(passphrase),passphrase,strlen(passphrase)), "can't add keyslot to plain device"); + FAIL_(crypt_keyslot_add_by_volume_key(cd,CRYPT_ANY_SLOT ,key,key_size,passphrase,strlen(passphrase)),"can't add keyslot to plain device"); + FAIL_(crypt_keyslot_add_by_keyfile(cd,CRYPT_ANY_SLOT,KEYFILE1,strlen(KEY1),KEYFILE2,strlen(KEY2)),"can't add keyslot to plain device"); + FAIL_(crypt_keyslot_destroy(cd,1),"can't manipulate keyslots on plain device"); + EQ_(crypt_keyslot_status(cd, 0), CRYPT_SLOT_INVALID); + _remove_keyfiles(); + + CRYPT_FREE(cd); +} + +static int new_messages = 0; +static void new_log(int level, const char *msg, void *usrptr) +{ + if (level == CRYPT_LOG_ERROR) + new_messages++; + global_log_callback(level, msg, usrptr); +} + +static void CallbacksTest(void) +{ + struct crypt_params_plain params = { + .hash = "sha1", + .skip = 0, + .offset = 0, + }; + + size_t key_size = 256 / 8; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + const char *passphrase = PASSPHRASE; + + OK_(crypt_init(&cd, DEVICE_1)); + new_messages = 0; + crypt_set_log_callback(cd, &new_log, NULL); + EQ_(new_messages, 0); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, ¶ms)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + EQ_(new_messages, 0); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0), "already exists"); + EQ_(new_messages, 1); + crypt_set_log_callback(cd, NULL, NULL); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); +} + +static void UseLuksDevice(void) +{ + char key[128]; + size_t key_size; + + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + OK_(crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT, KEY1, strlen(KEY1), 0)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1), 0)); + FAIL_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1), 0), "already open"); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + FAIL_(crypt_deactivate(cd, CDEVICE_1), "no such device"); + + key_size = 16; + OK_(strcmp("aes", crypt_get_cipher(cd))); + OK_(strcmp("cbc-essiv:sha256", crypt_get_cipher_mode(cd))); + OK_(strcmp(DEVICE_1_UUID, crypt_get_uuid(cd))); + 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)); + GE_(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"); + + CRYPT_FREE(cd); +} + +static void SuspendDevice(void) +{ + struct crypt_active_device cad; + char key[128]; + size_t key_size; + int suspend_status; + uint64_t r_payload_offset; + const struct crypt_pbkdf_type fast_pbkdf = { + .type = "pbkdf2", + .hash = "sha256", + .iterations = 1000, + .flags = CRYPT_PBKDF_NO_BENCHMARK + }; + + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1), 0)); + + suspend_status = crypt_suspend(cd, CDEVICE_1); + if (suspend_status == -ENOTSUP) { + printf("WARNING: Suspend/Resume not supported, skipping test.\n"); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + return; + } + + OK_(suspend_status); + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(CRYPT_ACTIVATE_SUSPENDED, cad.flags & CRYPT_ACTIVATE_SUSPENDED); + + FAIL_(crypt_suspend(cd, CDEVICE_1), "already suspended"); + + FAIL_(crypt_resume_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1)-1), "wrong key"); + OK_(crypt_resume_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1))); + FAIL_(crypt_resume_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1)), "not suspended"); + + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(0, cad.flags & CRYPT_ACTIVATE_SUSPENDED); + + OK_(prepare_keyfile(KEYFILE1, KEY1, strlen(KEY1))); + OK_(crypt_suspend(cd, CDEVICE_1)); + FAIL_(crypt_resume_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1 "blah", 0), "wrong keyfile"); + FAIL_(crypt_resume_by_keyfile_offset(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 1, 0), "wrong key"); + FAIL_(crypt_resume_by_keyfile_device_offset(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 1, 0), "wrong key"); + OK_(crypt_resume_by_keyfile_device_offset(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0)); + FAIL_(crypt_resume_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0), "not suspended"); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + /* create LUKS device with detached header */ + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DEVICE_2)); + OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1), 0)); + CRYPT_FREE(cd); + + /* Should be able to suspend but not resume if not header specified */ + OK_(crypt_init_by_name(&cd, CDEVICE_1)); + OK_(crypt_suspend(cd, CDEVICE_1)); + FAIL_(crypt_suspend(cd, CDEVICE_1), "already suspended"); + FAIL_(crypt_resume_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1)-1), "no header"); + CRYPT_FREE(cd); + + OK_(crypt_init_by_name_and_header(&cd, CDEVICE_1, DEVICE_1)); + OK_(crypt_resume_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEY1, strlen(KEY1))); + + /* Resume by volume key */ + OK_(crypt_suspend(cd, CDEVICE_1)); + key_size = sizeof(key); + memset(key, 0, key_size); + FAIL_(crypt_resume_by_volume_key(cd, CDEVICE_1, key, key_size), "wrong key"); + OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, KEY1, strlen(KEY1))); + OK_(crypt_resume_by_volume_key(cd, CDEVICE_1, key, key_size)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + OK_(get_luks_offsets(0, key_size, 1024*2, 0, NULL, &r_payload_offset)); + OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1)); + + /* Resume device with cipher_null */ + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_set_pbkdf_type(cd, &fast_pbkdf)); + OK_(crypt_format(cd, CRYPT_LUKS1, "cipher_null", "ecb", NULL, key, key_size, NULL)); + EQ_(0, crypt_keyslot_add_by_volume_key(cd, 0, key, key_size, "", 0)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + OK_(crypt_suspend(cd, CDEVICE_1)); + OK_(crypt_resume_by_volume_key(cd, CDEVICE_1, key, key_size)); + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(0, cad.flags & CRYPT_ACTIVATE_SUSPENDED); + OK_(crypt_suspend(cd, CDEVICE_1)); + OK_(crypt_resume_by_passphrase(cd, CDEVICE_1, 0, "", 0)); + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(0, cad.flags & CRYPT_ACTIVATE_SUSPENDED); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + _remove_keyfiles(); + _cleanup_dmdevices(); +} + +static void AddDeviceLuks(void) +{ + enum { OFFSET_1M = 2048 , OFFSET_2M = 4096, OFFSET_4M = 8192, OFFSET_8M = 16384 }; + struct crypt_params_luks1 params = { + .hash = "sha512", + .data_alignment = OFFSET_1M, // 4M, data offset will be 4096 + .data_device = DEVICE_2 + }; + char key[128], key2[128], key3[128]; + + const char *passphrase = "blabla", *passphrase2 = "nsdkFI&Y#.sd"; + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + const char *mk_hex2 = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1e"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + uint64_t r_payload_offset, r_header_size, r_size_1; + struct crypt_pbkdf_type pbkdf; + + crypt_decode_key(key, mk_hex, key_size); + crypt_decode_key(key3, mk_hex2, key_size); + + // init test devices + OK_(get_luks_offsets(1, key_size, 0, 0, &r_header_size, &r_payload_offset)); + OK_(create_dmdevice_over_loop(H_DEVICE, r_header_size)); + OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, r_header_size - 1)); + + // format + OK_(crypt_init(&cd, DMDIR H_DEVICE_WRONG)); + params.data_alignment = 0; + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), "Not enough space for keyslots material"); + CRYPT_FREE(cd); + + // test payload_offset = 0 for encrypted device with external header device + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + EQ_(crypt_get_data_offset(cd), 0); + CRYPT_FREE(cd); + + params.data_alignment = 0; + params.data_device = NULL; + + // test payload_offset = 0. format() should look up alignment offset from device topology + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + OK_(!(crypt_get_data_offset(cd) > 0)); + CRYPT_FREE(cd); + + // set_data_offset has priority, alignment must be 0 or must be compatible + params.data_alignment = 0; + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_set_data_offset(cd, OFFSET_8M)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + EQ_(crypt_get_data_offset(cd), OFFSET_8M); + CRYPT_FREE(cd); + + // Load gets the value from metadata + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_set_data_offset(cd, OFFSET_2M)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + EQ_(crypt_get_data_offset(cd), OFFSET_8M); + CRYPT_FREE(cd); + + params.data_alignment = OFFSET_4M; + OK_(crypt_init(&cd, DEVICE_2)); + FAIL_(crypt_set_data_offset(cd, OFFSET_2M + 1), "Not aligned to 4096"); // must be aligned to 4k + OK_(crypt_set_data_offset(cd, OFFSET_2M)); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), "Alignment not compatible"); + OK_(crypt_set_data_offset(cd, OFFSET_4M)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + EQ_(crypt_get_data_offset(cd), OFFSET_4M); + CRYPT_FREE(cd); + + /* + * test limit values for backing device size + */ + params.data_alignment = OFFSET_2M; + OK_(get_luks_offsets(0, key_size, params.data_alignment, 0, NULL, &r_payload_offset)); + OK_(create_dmdevice_over_loop(L_DEVICE_0S, r_payload_offset)); + OK_(create_dmdevice_over_loop(L_DEVICE_1S, r_payload_offset + 1)); + //OK_(create_dmdevice_over_loop(L_DEVICE_WRONG, r_payload_offset - 1)); + OK_(create_dmdevice_over_loop(L_DEVICE_WRONG, 2050 - 1)); //FIXME last keyslot - 1 sector + + // 1 sector less than required + OK_(crypt_init(&cd, DMDIR L_DEVICE_WRONG)); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), "Device too small"); + CRYPT_FREE(cd); + + // 0 sectors for encrypted area + OK_(crypt_init(&cd, DMDIR L_DEVICE_0S)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "Encrypted area too small"); + CRYPT_FREE(cd); + + // 1 sector for encrypted area + OK_(crypt_init(&cd, DMDIR L_DEVICE_1S)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + EQ_(crypt_get_data_offset(cd), params.data_alignment); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(t_device_size(DMDIR CDEVICE_1, &r_size_1)); + EQ_(r_size_1, SECTOR_SIZE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + // restrict format only to empty context + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), "Context is already formatted"); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, NULL), "Context is already formatted"); + // change data device to wrong one + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_0S)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "Device too small"); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_1S)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + params.data_alignment = 0; + params.data_device = DEVICE_2; + + // generate keyslot material at the end of luks header + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + EQ_(crypt_keyslot_add_by_volume_key(cd, 7, key, key_size, passphrase, strlen(passphrase)), 7); + EQ_(crypt_activate_by_passphrase(cd, CDEVICE_1, 7, passphrase, strlen(passphrase) ,0), 7); + CRYPT_FREE(cd); + OK_(crypt_init_by_name_and_header(&cd, CDEVICE_1, DMDIR H_DEVICE)); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), "Context is already formatted"); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + CRYPT_FREE(cd); + // check active status without header + OK_(crypt_init_by_name_and_header(&cd, CDEVICE_1, NULL)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + NULL_(crypt_get_type(cd)); + 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)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + params.data_alignment = OFFSET_1M; + params.data_device = NULL; + + // test uuid mismatch and _init_by_name_and_header + OK_(crypt_init(&cd, DMDIR L_DEVICE_1S)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + CRYPT_FREE(cd); + params.data_alignment = 0; + params.data_device = DEVICE_2; + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + CRYPT_FREE(cd); + // there we've got uuid mismatch + OK_(crypt_init_by_name_and_header(&cd, CDEVICE_1, DMDIR H_DEVICE)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + NULL_(crypt_get_type(cd)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "Device is active"); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, key, key_size, 0), "Device is active"); + EQ_(crypt_status(cd, CDEVICE_2), CRYPT_INACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + params.data_device = NULL; + + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + + // even with no keyslots defined it can be activated by volume key + OK_(crypt_volume_key_verify(cd, key, key_size)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_2, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_2), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_2)); + + // now with keyslot + EQ_(7, crypt_keyslot_add_by_volume_key(cd, 7, key, key_size, passphrase, strlen(passphrase))); + EQ_(CRYPT_SLOT_ACTIVE_LAST, crypt_keyslot_status(cd, 7)); + EQ_(7, crypt_activate_by_passphrase(cd, CDEVICE_2, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0)); + GE_(crypt_status(cd, CDEVICE_2), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_2)); + + crypt_set_iteration_time(cd, 1); + EQ_(1, crypt_keyslot_add_by_volume_key(cd, 1, key, key_size, KEY1, strlen(KEY1))); + + // PBKDF info (in LUKS1 slots are the same) + FAIL_(crypt_keyslot_get_pbkdf(cd, 1, NULL), "PBKDF struct required"); + OK_(crypt_keyslot_get_pbkdf(cd, 1, &pbkdf)); + OK_(strcmp(pbkdf.type, CRYPT_KDF_PBKDF2)); + OK_(strcmp(pbkdf.hash, params.hash)); + OK_(pbkdf.iterations < 1000); /* set by minimum iterations above */ + EQ_(0, pbkdf.max_memory_kb); + EQ_(0, pbkdf.parallel_threads); + FAIL_(crypt_keyslot_get_pbkdf(cd, 2, &pbkdf), "Keyslot 2 is inactive."); + + OK_(prepare_keyfile(KEYFILE1, KEY1, strlen(KEY1))); + OK_(prepare_keyfile(KEYFILE2, KEY2, strlen(KEY2))); + EQ_(2, crypt_keyslot_add_by_keyfile(cd, 2, KEYFILE1, 0, KEYFILE2, 0)); + FAIL_(crypt_keyslot_add_by_keyfile_offset(cd, 3, KEYFILE1, 0, 1, KEYFILE2, 0, 1), "wrong key"); + EQ_(3, crypt_keyslot_add_by_keyfile_offset(cd, 3, KEYFILE1, 0, 0, KEYFILE2, 0, 1)); + EQ_(4, crypt_keyslot_add_by_keyfile_offset(cd, 4, KEYFILE2, 0, 1, KEYFILE1, 0, 1)); + FAIL_(crypt_activate_by_keyfile(cd, CDEVICE_2, CRYPT_ANY_SLOT, KEYFILE2, strlen(KEY2)-1, 0), "key mismatch"); + EQ_(2, crypt_activate_by_keyfile(cd, NULL, CRYPT_ANY_SLOT, KEYFILE2, 0, 0)); + EQ_(3, crypt_activate_by_keyfile_offset(cd, NULL, CRYPT_ANY_SLOT, KEYFILE2, 0, 1, 0)); + EQ_(4, crypt_activate_by_keyfile_offset(cd, NULL, CRYPT_ANY_SLOT, KEYFILE1, 0, 1, 0)); + FAIL_(crypt_activate_by_keyfile_offset(cd, CDEVICE_2, CRYPT_ANY_SLOT, KEYFILE2, strlen(KEY2), 2, 0), "not enough data"); + FAIL_(crypt_activate_by_keyfile_offset(cd, CDEVICE_2, CRYPT_ANY_SLOT, KEYFILE2, 0, strlen(KEY2) + 1, 0), "cannot seek"); + FAIL_(crypt_activate_by_keyfile_offset(cd, CDEVICE_2, CRYPT_ANY_SLOT, KEYFILE2, 0, 2, 0), "wrong key"); + EQ_(2, crypt_activate_by_keyfile(cd, CDEVICE_2, CRYPT_ANY_SLOT, KEYFILE2, 0, 0)); + OK_(crypt_keyslot_destroy(cd, 1)); + OK_(crypt_keyslot_destroy(cd, 2)); + OK_(crypt_keyslot_destroy(cd, 3)); + OK_(crypt_keyslot_destroy(cd, 4)); + OK_(crypt_deactivate(cd, CDEVICE_2)); + _remove_keyfiles(); + + FAIL_(crypt_keyslot_add_by_volume_key(cd, 7, key, key_size, passphrase, strlen(passphrase)), "slot used"); + key[1] = ~key[1]; + FAIL_(crypt_keyslot_add_by_volume_key(cd, 6, key, key_size, passphrase, strlen(passphrase)), "key mismatch"); + key[1] = ~key[1]; + EQ_(6, crypt_keyslot_add_by_volume_key(cd, 6, key, key_size, passphrase, strlen(passphrase))); + EQ_(CRYPT_SLOT_ACTIVE, crypt_keyslot_status(cd, 6)); + + FAIL_(crypt_keyslot_destroy(cd, 8), "invalid keyslot"); + FAIL_(crypt_keyslot_destroy(cd, CRYPT_ANY_SLOT), "invalid keyslot"); + FAIL_(crypt_keyslot_destroy(cd, 0), "keyslot not used"); + OK_(crypt_keyslot_destroy(cd, 7)); + EQ_(CRYPT_SLOT_INACTIVE, crypt_keyslot_status(cd, 7)); + EQ_(CRYPT_SLOT_ACTIVE_LAST, crypt_keyslot_status(cd, 6)); + + EQ_(7, crypt_keyslot_change_by_passphrase(cd, 6, 7, passphrase, strlen(passphrase), passphrase2, strlen(passphrase2))); + EQ_(CRYPT_SLOT_ACTIVE_LAST, crypt_keyslot_status(cd, 7)); + 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)); + + 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)); + EQ_(OFFSET_2M, crypt_get_data_offset(cd)); + OK_(strcmp(DEVICE_2, crypt_get_device_name(cd))); + + reset_log(); + OK_(crypt_dump(cd)); + OK_(!(global_lines != 0)); + reset_log(); + + FAIL_(crypt_set_uuid(cd, "blah"), "wrong UUID format"); + OK_(crypt_set_uuid(cd, DEVICE_TEST_UUID)); + OK_(strcmp(DEVICE_TEST_UUID, crypt_get_uuid(cd))); + + FAIL_(crypt_deactivate(cd, CDEVICE_2), "not active"); + CRYPT_FREE(cd); + + // No benchmark PBKDF2 + pbkdf.flags = CRYPT_PBKDF_NO_BENCHMARK; + pbkdf.hash = "sha256"; + pbkdf.iterations = 1000; + pbkdf.time_ms = 0; + + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_set_pbkdf_type(cd, &pbkdf)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + CRYPT_FREE(cd); + + _cleanup_dmdevices(); +} + +static void UseTempVolumes(void) +{ + char tmp[256]; + + // Tepmporary device without keyslot but with on-disk LUKS header + OK_(crypt_init(&cd, DEVICE_2)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, NULL, 0, 0), "not yet formatted"); + OK_(crypt_format(cd, CRYPT_LUKS1, "aes", "cbc-essiv:sha256", NULL, NULL, 16, NULL)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_2, NULL, 0, 0)); + GE_(crypt_status(cd, CDEVICE_2), CRYPT_ACTIVE); + CRYPT_FREE(cd); + + OK_(crypt_init_by_name(&cd, CDEVICE_2)); + OK_(crypt_deactivate(cd, CDEVICE_2)); + CRYPT_FREE(cd); + + // Dirty checks: device without UUID + // we should be able to remove it but not manipulate with it + snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \"" + "0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 " + "%s 2048\"", CDEVICE_2, DEVICE_2); + _system(tmp, 1); + OK_(crypt_init_by_name(&cd, CDEVICE_2)); + OK_(crypt_deactivate(cd, CDEVICE_2)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, NULL, 0, 0), "No known device type"); + CRYPT_FREE(cd); + + // Dirty checks: device with UUID but LUKS header key fingerprint must fail) + snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \"" + "0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 " + "%s 2048\" -u CRYPT-LUKS1-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-ctest1", + CDEVICE_2, DEVICE_2); + _system(tmp, 1); + OK_(crypt_init_by_name(&cd, CDEVICE_2)); + OK_(crypt_deactivate(cd, CDEVICE_2)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, NULL, 0, 0), "wrong volume key"); + CRYPT_FREE(cd); + + // No slots + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, NULL, 0, 0), "volume key is lost"); + CRYPT_FREE(cd); + + // Plain device + OK_(crypt_init(&cd, DEVICE_2)); + OK_(crypt_format(cd, CRYPT_PLAIN, "aes", "cbc-essiv:sha256", NULL, NULL, 16, NULL)); + FAIL_(crypt_activate_by_volume_key(cd, NULL, "xxx", 3, 0), "cannot verify key with plain"); + FAIL_(crypt_volume_key_verify(cd, "xxx", 3), "cannot verify key with plain"); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_2, "xxx", 3, 0), "wrong key length"); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_2, "volumekeyvolumek", 16, 0)); + GE_(crypt_status(cd, CDEVICE_2), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_2)); + CRYPT_FREE(cd); +} + +static void LuksHeaderRestore(void) +{ + struct crypt_params_luks1 params = { + .hash = "sha512", + .data_alignment = 2048, // 4M, data offset will be 4096 + }; + struct crypt_params_plain pl_params = { + .hash = "sha1", + .skip = 0, + .offset = 0, + .size = 0 + }; + char key[128], key2[128], cmd[256]; + + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + uint64_t r_payload_offset; + + crypt_decode_key(key, mk_hex, key_size); + + OK_(get_luks_offsets(0, key_size, params.data_alignment, 0, NULL, &r_payload_offset)); + OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 5000)); + + // do not restore header over plain device + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, &pl_params)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + FAIL_(crypt_header_restore(cd, CRYPT_PLAIN, VALID_HEADER), "Cannot restore header to PLAIN type device"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER), "Cannot restore header over PLAIN type device"); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // invalid headers + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_1), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_2), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_3), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_4), "Header too small"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_5), "Header corrupted"); + OK_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER)); + // wipe valid luks header + snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=" DMDIR L_DEVICE_OK " bs=512 count=%" PRIu64 " 2>/dev/null", r_payload_offset); + OK_(_system(cmd, 1)); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_1), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_2), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_3), "Header corrupted"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_4), "Header too small"); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_5), "Header corrupted"); + OK_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // volume key_size mismatch + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + memcpy(key2, key, key_size / 2); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key2, key_size / 2, ¶ms)); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER), "Volume keysize mismatch"); + CRYPT_FREE(cd); + + // payload offset mismatch + params.data_alignment = 8192; + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER), "Payload offset mismatch"); + //_system("dmsetup table;sleep 1",1); + CRYPT_FREE(cd); + + /* check crypt_header_restore() properly loads crypt_device context */ + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_wipe(cd, NULL, CRYPT_WIPE_ZERO, 0, 1*1024*1024, 1*1024*1024, 0, NULL, NULL)); + OK_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER)); + OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0)); + /* same test, any LUKS */ + OK_(crypt_wipe(cd, NULL, CRYPT_WIPE_ZERO, 0, 1*1024*1024, 1*1024*1024, 0, NULL, NULL)); + OK_(crypt_header_restore(cd, CRYPT_LUKS, VALID_HEADER)); + OK_(crypt_activate_by_volume_key(cd, NULL, key, key_size, 0)); + + CRYPT_FREE(cd); + + _cleanup_dmdevices(); +} + +static void LuksHeaderLoad(void) +{ + struct crypt_params_luks1 params = { + .hash = "sha512", + .data_alignment = 2048, + }; + struct crypt_params_plain pl_params = { + .hash = "sha1", + .skip = 0, + .offset = 0, + .size = 0 + }; + char key[128], cmd[256]; + + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + uint64_t r_payload_offset, r_header_size; + uint64_t mdata_size, keyslots_size; + + crypt_decode_key(key, mk_hex, key_size); + + // prepare test env + OK_(get_luks_offsets(0, key_size, params.data_alignment, 0, &r_header_size, &r_payload_offset)); + // external header device + OK_(create_dmdevice_over_loop(H_DEVICE, r_header_size)); + // prepared header on a device too small to contain header and payload + //OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, r_payload_offset - 1)); + OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, 2050 - 1)); //FIXME + //snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%" PRIu64, r_payload_offset - 1); + snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%d 2>/dev/null", 2050 - 1); + OK_(_system(cmd, 1)); + // some device + OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1000)); + // 1 sector device + OK_(create_dmdevice_over_loop(L_DEVICE_1S, r_payload_offset + 1)); + // 0 sectors device for payload + OK_(create_dmdevice_over_loop(L_DEVICE_0S, r_payload_offset)); + + // valid metadata and device size + params.data_alignment = 0; + params.data_device = DMDIR L_DEVICE_OK; + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + CRYPT_FREE(cd); + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_OK)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(!crypt_get_metadata_device_name(cd)); + EQ_(strcmp(DMDIR H_DEVICE, crypt_get_metadata_device_name(cd)), 0); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // repeat with init with two devices + OK_(crypt_init_data_device(&cd, DMDIR H_DEVICE, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + CRYPT_FREE(cd); + OK_(crypt_init_data_device(&cd, DMDIR H_DEVICE, DMDIR L_DEVICE_OK)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(!crypt_get_metadata_device_name(cd)); + EQ_(strcmp(DMDIR H_DEVICE, crypt_get_metadata_device_name(cd)), 0); + CRYPT_FREE(cd); + + // bad header: device too small (payloadOffset > device_size) + OK_(crypt_init(&cd, DMDIR H_DEVICE_WRONG)); + FAIL_(crypt_load(cd, CRYPT_LUKS1, NULL), "Device too small"); + NULL_(crypt_get_type(cd)); + CRYPT_FREE(cd); + + // 0 secs for encrypted data area + params.data_alignment = 2048; + params.data_device = NULL; + OK_(crypt_init(&cd, DMDIR L_DEVICE_0S)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + FAIL_(crypt_set_metadata_size(cd, 0x004000, 0x004000), "Wrong context type"); + OK_(crypt_get_metadata_size(cd, &mdata_size, &keyslots_size)); + EQ_(mdata_size, LUKS_ALIGN_KEYSLOTS); + EQ_(keyslots_size, r_header_size * SECTOR_SIZE - mdata_size); + CRYPT_FREE(cd); + // load should be ok + OK_(crypt_init(&cd, DMDIR L_DEVICE_0S)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + FAIL_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0), "Device too small"); + EQ_(crypt_status(cd, CDEVICE_1), CRYPT_INACTIVE); + CRYPT_FREE(cd); + + // damaged header + OK_(_system("dd if=/dev/zero of=" DMDIR L_DEVICE_OK " bs=512 count=8 2>/dev/null", 1)); + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + FAIL_(crypt_load(cd, CRYPT_LUKS1, NULL), "Header not found"); + CRYPT_FREE(cd); + + // plain device + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + FAIL_(crypt_load(cd, CRYPT_PLAIN, NULL), "Can't load nonLUKS device type"); + CRYPT_FREE(cd); + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, key, key_size, &pl_params)); + FAIL_(crypt_load(cd, CRYPT_LUKS1, NULL), "Can't load over nonLUKS device type"); + FAIL_(crypt_set_metadata_size(cd, 0x004000, 0x004000), "Wrong context type"); + FAIL_(crypt_get_metadata_size(cd, &mdata_size, &keyslots_size), "Wrong context type"); + CRYPT_FREE(cd); + + /* check load sets proper device type */ + OK_(crypt_init(&cd, DMDIR L_DEVICE_0S)); + OK_(crypt_load(cd, CRYPT_LUKS, NULL)); + EQ_(strcmp(CRYPT_LUKS1, crypt_get_type(cd)), 0); + CRYPT_FREE(cd); + + _cleanup_dmdevices(); +} + +static void LuksHeaderBackup(void) +{ + struct crypt_params_luks1 params = { + .hash = "sha512", + .data_alignment = 2048, + }; + char key[128]; + int fd, ro = O_RDONLY; + + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + uint64_t r_payload_offset; + + const char *passphrase = PASSPHRASE; + + crypt_decode_key(key, mk_hex, key_size); + + OK_(get_luks_offsets(0, key_size, params.data_alignment, 0, NULL, &r_payload_offset)); + OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1)); + + // create LUKS device and backup the header + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + EQ_(crypt_keyslot_add_by_volume_key(cd, 7, key, key_size, passphrase, strlen(passphrase)), 7); + EQ_(crypt_keyslot_add_by_volume_key(cd, 0, key, key_size, passphrase, strlen(passphrase)), 0); + OK_(crypt_header_backup(cd, CRYPT_LUKS1, BACKUP_FILE)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // restore header from backup + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_header_restore(cd, CRYPT_LUKS1, BACKUP_FILE)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // exercise luksOpen using backup header in file + OK_(crypt_init(&cd, BACKUP_FILE)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_OK)); + EQ_(crypt_activate_by_passphrase(cd, CDEVICE_1, 0, passphrase, strlen(passphrase), 0), 0); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, BACKUP_FILE)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_OK)); + EQ_(crypt_activate_by_passphrase(cd, CDEVICE_1, 7, passphrase, strlen(passphrase), 0), 7); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // exercise luksOpen using backup header on block device + fd = loop_attach(&DEVICE_3, BACKUP_FILE, 0, 0, &ro); + NOTFAIL_(fd, "Bad loop device."); + close(fd); + OK_(crypt_init(&cd, DEVICE_3)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_OK)); + EQ_(crypt_activate_by_passphrase(cd, CDEVICE_1, 0, passphrase, strlen(passphrase), 0), 0); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, DEVICE_3)); + OK_(crypt_load(cd, CRYPT_LUKS1, NULL)); + OK_(crypt_set_data_device(cd, DMDIR L_DEVICE_OK)); + EQ_(crypt_activate_by_passphrase(cd, CDEVICE_1, 7, passphrase, strlen(passphrase), 0), 7); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + _cleanup_dmdevices(); +} + +static void ResizeDeviceLuks(void) +{ + struct crypt_params_luks1 params = { + .hash = "sha512", + .data_alignment = 2048, + }; + char key[128]; + + const char *mk_hex = "bb21158c733229347bd4e681891e213d94c685be6a5b84818afe7a78a6de7a1a"; + size_t key_size = strlen(mk_hex) / 2; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + uint64_t r_payload_offset, r_header_size, r_size; + + crypt_decode_key(key, mk_hex, key_size); + + // prepare env + OK_(get_luks_offsets(0, key_size, params.data_alignment, 0, NULL, &r_payload_offset)); + OK_(get_luks_offsets(1, key_size, 0, 0, &r_header_size, NULL)); + OK_(create_dmdevice_over_loop(H_DEVICE, r_header_size)); + OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1000)); + OK_(create_dmdevice_over_loop(L_DEVICE_0S, 1000)); + OK_(create_dmdevice_over_loop(L_DEVICE_WRONG, r_payload_offset + 1000)); + + // test header and encrypted payload all in one device + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + OK_(crypt_resize(cd, CDEVICE_1, 42)); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(42, r_size >> SECTOR_SHIFT); + // autodetect encrypted device area size + OK_(crypt_resize(cd, CDEVICE_1, 0)); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(1000, r_size >> SECTOR_SHIFT); + FAIL_(crypt_resize(cd, CDEVICE_1, 1001), "Device too small"); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(1000, r_size >> SECTOR_SHIFT); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + params.data_alignment = 0; + params.data_device = DMDIR L_DEVICE_0S; + // test case for external header + OK_(crypt_init(&cd, DMDIR H_DEVICE)); + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + OK_(crypt_resize(cd, CDEVICE_1, 666)); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(666, r_size >> SECTOR_SHIFT); + // autodetect encrypted device size + OK_(crypt_resize(cd, CDEVICE_1, 0)); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(1000, r_size >> SECTOR_SHIFT); + FAIL_(crypt_resize(cd, CDEVICE_1, 1001), "Device too small"); + if (!t_device_size(DMDIR CDEVICE_1, &r_size)) + EQ_(1000, r_size >> SECTOR_SHIFT); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, DMDIR L_DEVICE_OK)); + OK_(crypt_load(cd, NULL, NULL)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, key, key_size, 0)); + + /* do not allow resize of other device */ + OK_(crypt_init(&cd2, DMDIR L_DEVICE_WRONG)); + OK_(crypt_format(cd2, CRYPT_LUKS1, cipher, cipher_mode, crypt_get_uuid(cd), key, key_size, ¶ms)); + OK_(crypt_activate_by_volume_key(cd2, CDEVICE_2, key, key_size, 0)); + FAIL_(crypt_resize(cd2, CDEVICE_1, 1), "Device got resized by wrong device context."); + OK_(crypt_deactivate(cd2, CDEVICE_2)); + CRYPT_FREE(cd2); + + OK_(crypt_init(&cd2, DMDIR L_DEVICE_WRONG)); + OK_(crypt_format(cd2, CRYPT_PLAIN, cipher, cipher_mode, NULL, key, key_size, NULL)); + OK_(crypt_activate_by_volume_key(cd2, CDEVICE_2, key, key_size, 0)); + FAIL_(crypt_resize(cd2, CDEVICE_1, 1), "Device got resized by wrong device context."); + OK_(crypt_deactivate(cd2, CDEVICE_2)); + CRYPT_FREE(cd2); + + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + _cleanup_dmdevices(); +} + +static void HashDevicePlain(void) +{ + struct crypt_params_plain params = { + .hash = NULL, + .skip = 0, + .offset = 0, + }; + + size_t key_size; + const char *mk_hex, *keystr; + char key[256]; + + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, "aes", "cbc-essiv:sha256", NULL, NULL, 16, ¶ms)); + + // hash PLAIN, short key + OK_(prepare_keyfile(KEYFILE1, "tooshort", 8)); + FAIL_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 16, 0), "not enough data in keyfile"); + _remove_keyfiles(); + + // hash PLAIN, exact key + // 0 1 2 3 4 5 6 7 8 9 a b c d e f + mk_hex = "caffeecaffeecaffeecaffeecaffee88"; + key_size = 16; + crypt_decode_key(key, mk_hex, key_size); + OK_(prepare_keyfile(KEYFILE1, key, key_size)); + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + // Limit plain key + mk_hex = "caffeecaffeecaffeecaffeeca000000"; + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size - 3, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + _remove_keyfiles(); + + // hash PLAIN, long key + // 0 1 2 3 4 5 6 7 8 9 a b c d e f + mk_hex = "caffeecaffeecaffeecaffeecaffee88babebabe"; + key_size = 16; + crypt_decode_key(key, mk_hex, key_size); + OK_(prepare_keyfile(KEYFILE1, key, strlen(mk_hex) / 2)); + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + FAIL_(strcmp(key, mk_hex), "only key length used"); + OK_(strncmp(key, mk_hex, key_size)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + // Now without explicit limit + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + FAIL_(strcmp(key, mk_hex), "only key length used"); + OK_(strncmp(key, mk_hex, key_size)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + _remove_keyfiles(); + + // Handling of legacy "plain" hash (no hash) + params.hash = "plain"; + // 0 1 2 3 4 5 6 7 8 9 a b c d e f + mk_hex = "aabbcaffeecaffeecaffeecaffeecaff"; + key_size = 16; + crypt_decode_key(key, mk_hex, key_size); + OK_(prepare_keyfile(KEYFILE1, key, strlen(mk_hex) / 2)); + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, "aes", "cbc-essiv:sha256", NULL, NULL, 16, ¶ms)); + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + _remove_keyfiles(); + + // hash sha256 + params.hash = "sha256"; + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_format(cd, CRYPT_PLAIN, "aes", "cbc-essiv:sha256", NULL, NULL, 16, ¶ms)); + + // 0 1 2 3 4 5 6 7 8 9 a b c d e f + mk_hex = "c62e4615bd39e222572f3a1bf7c2132e"; + keystr = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"; + key_size = strlen(keystr); // 32 + OK_(prepare_keyfile(KEYFILE1, keystr, strlen(keystr))); + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + // Read full keyfile + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + _remove_keyfiles(); + + // Limit keyfile read + keystr = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxAAAAAAAA"; + OK_(prepare_keyfile(KEYFILE1, keystr, strlen(keystr))); + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, key_size, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, mk_hex)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + // Full keyfile + OK_(crypt_activate_by_keyfile(cd, CDEVICE_1, CRYPT_ANY_SLOT, KEYFILE1, 0, 0)); + OK_(get_key_dm(CDEVICE_1, key, sizeof(key))); + OK_(strcmp(key, "0e49cb34a1dee1df33f6505e4de44a66")); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + _remove_keyfiles(); + + // FIXME: add keyfile="-" tests somehow + + CRYPT_FREE(cd); +} + +static void VerityTest(void) +{ + const char *salt_hex = "20c28ffc129c12360ba6ceea2b6cf04e89c2b41cfe6b8439eb53c1897f50df7b"; + const char *root_hex = "ab018b003a967fc782effb293b6dccb60b4f40c06bf80d16391acf686d28b5d6"; + char salt[256], root_hash[256], root_hash_out[256]; + size_t root_hash_out_size = 256; + struct crypt_active_device cad; + struct crypt_params_verity params = { + .data_device = DEVICE_EMPTY, + .salt = salt, + .data_size = 0, /* whole device */ + .hash_area_offset = 0, + .flags = CRYPT_VERITY_CREATE_HASH, + }; + + crypt_decode_key(salt, salt_hex, strlen(salt_hex) / 2); + crypt_decode_key(root_hash, root_hex, strlen(root_hex) / 2); + + /* Format */ + OK_(crypt_init(&cd, DEVICE_2)); + + /* block size */ + params.data_block_size = 333; + FAIL_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms), + "Unsupported block size."); + params.data_block_size = 4096; + params.hash_block_size = 333; + FAIL_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms), + "Unsupported block size."); + params.hash_block_size = 4096; + + /* salt size */ + params.salt_size = 257; + FAIL_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms), + "Too large salt."); + params.salt_size = 32; + + /* hash_type */ + params.hash_type = 3; + FAIL_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms), + "Unsupported hash type."); + params.hash_type = 1; + params.hash_name = "blah"; + FAIL_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms), + "Unsupported hash name."); + params.hash_name = "sha256"; + + OK_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms)); + CRYPT_FREE(cd); + + params.data_device = NULL; + OK_(crypt_init_data_device(&cd, DEVICE_2, DEVICE_EMPTY)); + OK_(crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms)); + EQ_(strcmp(DEVICE_2, crypt_get_metadata_device_name(cd)), 0); + CRYPT_FREE(cd); + + /* Verify */ + OK_(crypt_init(&cd, DEVICE_2)); + memset(¶ms, 0, sizeof(params)); + params.data_device = DEVICE_EMPTY; + params.flags = CRYPT_VERITY_CHECK_HASH; + OK_(crypt_load(cd, CRYPT_VERITY, ¶ms)); + + /* check verity params */ + EQ_(crypt_get_volume_key_size(cd), 32); + OK_(strcmp(CRYPT_VERITY, crypt_get_type(cd))); + memset(¶ms, 0, sizeof(params)); + OK_(crypt_get_verity_info(cd, ¶ms)); + OK_(strcmp("sha256", params.hash_name)); + EQ_(strlen(salt_hex) / 2, params.salt_size); + OK_(memcmp(salt, params.salt, params.salt_size)); + EQ_(4096, params.data_block_size); + EQ_(4096, params.hash_block_size); + EQ_(1, params.hash_type); + EQ_(crypt_get_volume_key_size(cd), 32); + + OK_(crypt_activate_by_volume_key(cd, NULL, root_hash, 32, 0)); + OK_(crypt_set_data_device(cd, DEVICE_1)); + FAIL_(crypt_activate_by_volume_key(cd, NULL, root_hash, 32, 0), "Data corrupted");; + + OK_(crypt_set_data_device(cd, DEVICE_EMPTY)); + if (crypt_activate_by_volume_key(cd, CDEVICE_1, root_hash, 32, + CRYPT_ACTIVATE_READONLY) == -ENOTSUP) { + printf("WARNING: kernel dm-verity not supported, skipping test.\n"); + CRYPT_FREE(cd); + return; + } + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(CRYPT_ACTIVATE_READONLY, cad.flags); + CRYPT_FREE(cd); + + OK_(crypt_init_by_name(&cd, CDEVICE_1)); + memset(root_hash_out, 0, root_hash_out_size); + OK_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, root_hash_out, &root_hash_out_size, NULL, 0)); + EQ_(32, root_hash_out_size); + OK_(memcmp(root_hash, root_hash_out, root_hash_out_size)); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + /* hash fail */ + root_hash[1] = ~root_hash[1]; + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, root_hash, 32, CRYPT_ACTIVATE_READONLY)); + /* Be sure there was some read activity to mark device corrupted. */ + _system("blkid " DMDIR CDEVICE_1, 0); + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(CRYPT_ACTIVATE_READONLY|CRYPT_ACTIVATE_CORRUPTED, cad.flags); + OK_(crypt_deactivate(cd, CDEVICE_1)); + root_hash[1] = ~root_hash[1]; + + /* data fail */ + OK_(crypt_set_data_device(cd, DEVICE_1)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, root_hash, 32, CRYPT_ACTIVATE_READONLY)); + _system("blkid " DMDIR CDEVICE_1, 0); + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(CRYPT_ACTIVATE_READONLY|CRYPT_ACTIVATE_CORRUPTED, cad.flags); + OK_(crypt_deactivate(cd, CDEVICE_1)); + + CRYPT_FREE(cd); +} + +static void TcryptTest(void) +{ + struct crypt_active_device cad; + const char *passphrase = "aaaaaaaaaaaa"; + const char *kf1 = "tcrypt-images/keyfile1"; + const char *kf2 = "tcrypt-images/keyfile2"; + const char *keyfiles[] = { kf1, kf2 }; + struct crypt_params_tcrypt params = { + .passphrase = passphrase, + .passphrase_size = strlen(passphrase), + .keyfiles = keyfiles, + .keyfiles_count = 2, + }; + double enc_mbr = 0, dec_mbr = 0; + const char *tcrypt_dev = "tcrypt-images/tck_5-sha512-xts-aes"; + const char *tcrypt_dev2 = "tcrypt-images/tc_5-sha512-xts-serpent-twofish-aes"; + size_t key_size = 64; + char key[key_size], key_def[key_size]; + const char *key_hex = + "98dee64abe44bbf41d171c1f7b3e8eacda6d6b01f459097459a167f8c2872a96" + "3979531d1cdc18af62757cf22286f16f8583d848524f128d7594ac2082668c73"; + int r; + + crypt_decode_key(key_def, key_hex, strlen(key_hex) / 2); + + // First ensure we can use af_alg skcipher interface + r = crypt_benchmark(NULL, "aes", "xts", 512, 16, 1024, &enc_mbr, &dec_mbr); + if (r == -ENOTSUP || r == -ENOENT) { + printf("WARNING: algif_skcipher interface not present, skipping test.\n"); + return; + } + + OK_(crypt_init(&cd, tcrypt_dev)); + params.passphrase_size--; + FAIL_(crypt_load(cd, CRYPT_TCRYPT, ¶ms), "Wrong passphrase"); + params.passphrase_size++; + OK_(crypt_load(cd, CRYPT_TCRYPT, ¶ms)); + + // check params after load + OK_(strcmp("xts-plain64", crypt_get_cipher_mode(cd))); + OK_(strcmp("aes", crypt_get_cipher(cd))); + EQ_(key_size, crypt_get_volume_key_size(cd)); + EQ_(256, crypt_get_iv_offset(cd)); + 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)); + + reset_log(); + OK_(crypt_dump(cd)); + OK_(!(global_lines != 0)); + reset_log(); + + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, NULL, 0, CRYPT_ACTIVATE_READONLY)); + NULL_(crypt_get_metadata_device_name(cd)); + CRYPT_FREE(cd); + + OK_(crypt_init_by_name_and_header(&cd, CDEVICE_1, NULL)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + + FAIL_(crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size, NULL, 0), "Need crypt_load"); + + // check params after init_by_name + OK_(strcmp("xts-plain64", crypt_get_cipher_mode(cd))); + OK_(strcmp("aes", crypt_get_cipher(cd))); + EQ_(key_size, crypt_get_volume_key_size(cd)); + EQ_(256, crypt_get_iv_offset(cd)); + EQ_(256, crypt_get_data_offset(cd)); + + OK_(crypt_get_active_device(cd, CDEVICE_1, &cad)); + EQ_(CRYPT_ACTIVATE_READONLY, cad.flags); + EQ_(256, cad.offset); + EQ_(256, cad.iv_offset); + EQ_(72, cad.size); + + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); + + // init with detached header is not supported + OK_(crypt_init_data_device(&cd, tcrypt_dev2, DEVICE_2)); + FAIL_(crypt_load(cd, CRYPT_TCRYPT, ¶ms), "can't use tcrypt with separate metadata device"); + CRYPT_FREE(cd); + + // Following test uses non-FIPS algorithms in the cipher chain + if(_fips_mode) + return; + + OK_(crypt_init(&cd, tcrypt_dev2)); + params.keyfiles = NULL; + params.keyfiles_count = 0; + r = crypt_load(cd, CRYPT_TCRYPT, ¶ms); + if (r < 0) { + printf("WARNING: cannot use non-AES encryption, skipping test.\n"); + CRYPT_FREE(cd); + return; + } + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, NULL, 0, CRYPT_ACTIVATE_READONLY)); + CRYPT_FREE(cd); + + // Deactivate the whole chain + EQ_(crypt_status(NULL, CDEVICE_1 "_1"), CRYPT_BUSY); + OK_(crypt_deactivate(NULL, CDEVICE_1)); + EQ_(crypt_status(NULL, CDEVICE_1 "_1"), CRYPT_INACTIVE); +} + +static void IntegrityTest(void) +{ + struct crypt_params_integrity params = { + .tag_size = 4, + .integrity = "crc32c", + .sector_size = 4096, + }, ip = {}; + int ret; + + // FIXME: this should be more detailed + + OK_(crypt_init(&cd,DEVICE_1)); + FAIL_(crypt_format(cd,CRYPT_INTEGRITY,NULL,NULL,NULL,NULL,0,NULL), "params field required"); + ret = crypt_format(cd,CRYPT_INTEGRITY,NULL,NULL,NULL,NULL,0,¶ms); + if (ret < 0) { + printf("WARNING: cannot format integrity device, skipping test.\n"); + CRYPT_FREE(cd); + return; + } + OK_(crypt_get_integrity_info(cd, &ip)); + EQ_(ip.tag_size, params.tag_size); + EQ_(ip.sector_size, params.sector_size); + EQ_(crypt_get_sector_size(cd), params.sector_size); + EQ_(ip.interleave_sectors, params.interleave_sectors); + EQ_(ip.journal_size, params.journal_size); + EQ_(ip.journal_watermark, params.journal_watermark); + OK_(strcmp(ip.integrity,params.integrity)); + FAIL_(crypt_set_uuid(cd,DEVICE_1_UUID),"can't set uuid to integrity device"); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, DEVICE_1)); + OK_(crypt_load(cd, CRYPT_INTEGRITY, NULL)); + CRYPT_FREE(cd); + + OK_(crypt_init(&cd, DEVICE_1)); + //params.tag_size = 8; + //FAIL_(crypt_load(cd, CRYPT_INTEGRITY, ¶ms), "tag size mismatch"); + params.tag_size = 4; + OK_(crypt_load(cd, CRYPT_INTEGRITY, ¶ms)); + OK_(crypt_activate_by_volume_key(cd, CDEVICE_1, NULL, 0, 0)); + GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE); + CRYPT_FREE(cd); + + memset(&ip, 0, sizeof(ip)); + OK_(crypt_init_by_name(&cd, CDEVICE_1)); + OK_(crypt_get_integrity_info(cd, &ip)); + EQ_(ip.tag_size, params.tag_size); + OK_(strcmp(ip.integrity,params.integrity)); + OK_(strcmp(CRYPT_INTEGRITY,crypt_get_type(cd))); + OK_(crypt_deactivate(cd, CDEVICE_1)); + CRYPT_FREE(cd); +} + +// Check that gcrypt is properly initialised in format +static void NonFIPSAlg(void) +{ + struct crypt_params_luks1 params = {0}; + char key[128] = ""; + size_t key_size = 128 / 8; + const char *cipher = "aes"; + const char *cipher_mode = "cbc-essiv:sha256"; + int ret; + + OK_(crypt_init(&cd, DEVICE_2)); + params.hash = "sha256"; + OK_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms)); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), + "Already formatted."); + CRYPT_FREE(cd); + + params.hash = "whirlpool"; + OK_(crypt_init(&cd, DEVICE_2)); + ret = crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms); + if (ret < 0) { + printf("WARNING: whirlpool not supported, skipping test.\n"); + CRYPT_FREE(cd); + return; + } + CRYPT_FREE(cd); + + params.hash = "md5"; + OK_(crypt_init(&cd, DEVICE_2)); + FAIL_(crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode, NULL, key, key_size, ¶ms), + "MD5 unsupported, too short"); + CRYPT_FREE(cd); +} + +static void int_handler(int sig __attribute__((__unused__))) +{ + _quit++; +} + +int main(int argc, char *argv[]) +{ + struct sigaction sa = { .sa_handler = int_handler }; + int i; + + if (getuid() != 0) { + printf("You must be root to run this test.\n"); + exit(77); + } +#ifndef NO_CRYPTSETUP_PATH + if (getenv("CRYPTSETUP_PATH")) { + printf("Cannot run this test with CRYPTSETUP_PATH set.\n"); + exit(77); + } +#endif + for (i = 1; i < argc; i++) { + if (!strcmp("-v", argv[i]) || !strcmp("--verbose", argv[i])) + _verbose = 1; + else if (!strcmp("--debug", argv[i])) + _debug = _verbose = 1; + } + + /* Handle interrupt properly */ + sigaction(SIGINT, &sa, NULL); + sigaction(SIGTERM, &sa, NULL); + + register_cleanup(_cleanup); + + _cleanup(); + if (_setup()) { + printf("Cannot set test devices.\n"); + _cleanup(); + exit(77); + } + + crypt_set_debug_level(_debug ? CRYPT_DEBUG_ALL : CRYPT_DEBUG_NONE); + + RUN_(NonFIPSAlg, "Crypto is properly initialised in format"); //must be the first! + RUN_(AddDevicePlain, "A plain device API creation"); + RUN_(HashDevicePlain, "A plain device API hash"); + RUN_(AddDeviceLuks, "Format and use LUKS device"); + RUN_(LuksHeaderLoad, "Header load"); + RUN_(LuksHeaderRestore, "LUKS header restore"); + RUN_(LuksHeaderBackup, "LUKS header backup"); + RUN_(ResizeDeviceLuks, "LUKS device resize"); + RUN_(UseLuksDevice, "Use pre-formated LUKS device"); + RUN_(SuspendDevice, "Suspend/Resume"); + RUN_(UseTempVolumes, "Format and use temporary encrypted device"); + RUN_(CallbacksTest, "API callbacks"); + RUN_(VerityTest, "DM verity"); + RUN_(TcryptTest, "Tcrypt API"); + RUN_(IntegrityTest, "Integrity API"); + + _cleanup(); + return 0; +} |