/*
* cryptsetup - setup cryptographic volumes for dm-crypt
*
- * Copyright (C) 2004, Christophe Saout <christophe@saout.de>
- * Copyright (C) 2004-2007, Clemens Fruhwirth <clemens@endorphin.org>
- * Copyright (C) 2009-2011, Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2004 Jana Saout <jana@saout.de>
+ * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
+ * 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <stdarg.h>
-#include <inttypes.h>
-#include <errno.h>
-#include <unistd.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <assert.h>
-#include <limits.h>
-#include <libcryptsetup.h>
-#include <popt.h>
+#include <uuid/uuid.h>
#include "cryptsetup.h"
+#include "cryptsetup_args.h"
+#include "utils_luks.h"
-static int opt_verbose = 0;
-static int opt_debug = 0;
-static const char *opt_cipher = NULL;
-static const char *opt_hash = NULL;
-static int opt_verify_passphrase = 0;
-static const char *opt_key_file = NULL;
-static const char *opt_master_key_file = NULL;
-static const char *opt_header_backup_file = NULL;
-static const char *opt_uuid = NULL;
-static const char *opt_header_device = NULL;
-static int opt_key_size = 0;
-static long opt_keyfile_size = 0;
-static long opt_new_keyfile_size = 0;
-static int opt_key_slot = CRYPT_ANY_SLOT;
-static uint64_t opt_size = 0;
-static uint64_t opt_offset = 0;
-static uint64_t opt_skip = 0;
-static int opt_skip_valid = 0;
-static int opt_readonly = 0;
-static int opt_iteration_time = 1000;
-static int opt_batch_mode = 0;
-static int opt_version_mode = 0;
-static int opt_timeout = 0;
-static int opt_tries = 3;
-static int opt_align_payload = 0;
-static int opt_random = 0;
-static int opt_urandom = 0;
-static int opt_dump_master_key = 0;
-static int opt_shared = 0;
-static int opt_allow_discards = 0;
+static char *keyfiles[MAX_KEYFILES];
+static char *keyfile_stdin = NULL;
+
+static int keyfiles_count = 0;
+int64_t data_shift = 0;
+
+const char *device_type = "luks";
+const char *set_pbkdf = NULL;
static const char **action_argv;
static int action_argc;
+static const char *null_action_argv[] = {NULL, NULL};
+static int total_keyfiles = 0;
-static int action_create(int arg);
-static int action_remove(int arg);
-static int action_resize(int arg);
-static int action_status(int arg);
-static int action_luksFormat(int arg);
-static int action_luksOpen(int arg);
-static int action_luksAddKey(int arg);
-static int action_luksKillSlot(int arg);
-static int action_luksRemoveKey(int arg);
-static int action_luksChangeKey(int arg);
-static int action_isLuks(int arg);
-static int action_luksUUID(int arg);
-static int action_luksDump(int arg);
-static int action_luksSuspend(int arg);
-static int action_luksResume(int arg);
-static int action_luksBackup(int arg);
-static int action_luksRestore(int arg);
-static int action_loopaesOpen(int arg);
+static struct tools_log_params log_parms;
-static struct action_type {
- const char *type;
- int (*handler)(int);
- int arg;
- int required_action_argc;
- int required_memlock;
- const char *arg_desc;
- const char *desc;
-} action_types[] = {
- { "create", action_create, 0, 2, 1, N_("<name> <device>"),N_("create device") },
- { "remove", action_remove, 0, 1, 1, N_("<name>"), N_("remove device") },
- { "resize", action_resize, 0, 1, 1, N_("<name>"), N_("resize active device") },
- { "status", action_status, 0, 1, 0, N_("<name>"), N_("show device status") },
- { "luksFormat", action_luksFormat, 0, 1, 1, N_("<device> [<new key file>]"), N_("formats a LUKS device") },
- { "luksOpen", action_luksOpen, 0, 2, 1, N_("<device> <name> "), N_("open LUKS device as mapping <name>") },
- { "luksAddKey", action_luksAddKey, 0, 1, 1, N_("<device> [<new key file>]"), N_("add key to LUKS device") },
- { "luksRemoveKey",action_luksRemoveKey, 0, 1, 1, N_("<device> [<key file>]"), N_("removes supplied key or key file from LUKS device") },
- { "luksChangeKey",action_luksChangeKey, 0, 1, 1, N_("<device> [<key file>]"), N_("changes supplied key or key file of LUKS device") },
- { "luksKillSlot", action_luksKillSlot, 0, 2, 1, N_("<device> <key slot>"), N_("wipes key with number <key slot> from LUKS device") },
- { "luksUUID", action_luksUUID, 0, 1, 0, N_("<device>"), N_("print UUID of LUKS device") },
- { "isLuks", action_isLuks, 0, 1, 0, N_("<device>"), N_("tests <device> for LUKS partition header") },
- { "luksClose", action_remove, 0, 1, 1, N_("<name>"), N_("remove LUKS mapping") },
- { "luksDump", action_luksDump, 0, 1, 1, N_("<device>"), N_("dump LUKS partition information") },
- { "luksSuspend",action_luksSuspend, 0, 1, 1, N_("<device>"), N_("Suspend LUKS device and wipe key (all IOs are frozen).") },
- { "luksResume", action_luksResume, 0, 1, 1, N_("<device>"), N_("Resume suspended LUKS device.") },
- { "luksHeaderBackup",action_luksBackup, 0, 1, 1, N_("<device>"), N_("Backup LUKS device header and keyslots") },
- { "luksHeaderRestore",action_luksRestore,0,1, 1, N_("<device>"), N_("Restore LUKS device header and keyslots") },
- { "loopaesOpen",action_loopaesOpen, 0, 2, 1, N_("<device> <name> "), N_("open loop-AES device as mapping <name>") },
- { "loopaesClose",action_remove, 0, 1, 1, N_("<name>"), N_("remove loop-AES mapping") },
- { NULL, NULL, 0, 0, 0, NULL, NULL }
+struct tools_arg tool_core_args[] = { { NULL, false, CRYPT_ARG_BOOL }, /* leave unused due to popt library */
+#define ARG(A, B, C, D, E, F, G, H) { A, false, F, G, H },
+#include "cryptsetup_arg_list.h"
+#undef ARG
};
-__attribute__((format(printf, 5, 6)))
-static void clogger(struct crypt_device *cd, int level, const char *file,
- int line, const char *format, ...)
+void tools_cleanup(void)
{
- va_list argp;
- char *target = NULL;
+ tools_args_free(tool_core_args, ARRAY_SIZE(tool_core_args));
- va_start(argp, format);
+ FREE_AND_NULL(keyfile_stdin);
- if (vasprintf(&target, format, argp) > 0) {
- if (level >= 0) {
- crypt_log(cd, level, target);
-#ifdef CRYPT_DEBUG
- } else if (opt_debug)
- printf("# %s:%d %s\n", file ?: "?", line, target);
-#else
- } else if (opt_debug)
- printf("# %s\n", target);
-#endif
- }
+ while (keyfiles_count)
+ free(keyfiles[--keyfiles_count]);
- va_end(argp);
- free(target);
+ total_keyfiles = 0;
}
-static int _yesDialog(const char *msg, void *usrptr __attribute__((unused)))
+static const char *uuid_or_device_header(const char **data_device)
{
- char *answer = NULL;
- size_t size = 0;
- int r = 1;
-
- if(isatty(STDIN_FILENO) && !opt_batch_mode) {
- log_std("\nWARNING!\n========\n");
- log_std("%s\n\nAre you sure? (Type uppercase yes): ", msg);
- if(getline(&answer, &size, stdin) == -1) {
- perror("getline");
- free(answer);
- return 0;
- }
- if(strcmp(answer, "YES\n"))
- r = 0;
- free(answer);
- }
+ if (data_device)
+ *data_device = ARG_SET(OPT_HEADER_ID) ? action_argv[0] : NULL;
- return r;
+ return uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]);
}
-static void _log(int level, const char *msg, void *usrptr __attribute__((unused)))
+static bool isLUKS(const char *type)
{
- switch(level) {
-
- case CRYPT_LOG_NORMAL:
- fputs(msg, stdout);
- break;
- case CRYPT_LOG_VERBOSE:
- if (opt_verbose)
- fputs(msg, stdout);
- break;
- case CRYPT_LOG_ERROR:
- fputs(msg, stderr);
- break;
- case CRYPT_LOG_DEBUG:
- if (opt_debug)
- printf("# %s\n", msg);
- break;
- default:
- fprintf(stderr, "Internal error on logging class for msg: %s", msg);
- break;
- }
+ return isLUKS2(type) || isLUKS1(type);
}
-static void _quiet_log(int level, const char *msg, void *usrptr)
+static int _set_keyslot_encryption_params(struct crypt_device *cd)
{
- if (!opt_verbose && (level == CRYPT_LOG_ERROR || level == CRYPT_LOG_NORMAL))
- level = CRYPT_LOG_VERBOSE;
- _log(level, msg, usrptr);
-}
+ const char *type = crypt_get_type(cd);
-static int _verify_passphrase(int def)
-{
- /* Batch mode switch off verify - if not overrided by -y */
- if (opt_verify_passphrase)
- def = 1;
- else if (opt_batch_mode)
- def = 0;
+ if (!ARG_SET(OPT_KEYSLOT_KEY_SIZE_ID) && !ARG_SET(OPT_KEYSLOT_CIPHER_ID))
+ return 0;
- /* Non-tty input doesn't allow verify */
- if (def && !isatty(STDIN_FILENO)) {
- if (opt_verify_passphrase)
- log_err(_("Can't do passphrase verification on non-tty inputs.\n"));
- def = 0;
+ if (!isLUKS2(type)) {
+ log_err(_("Keyslot encryption parameters can be set only for LUKS2 device."));
+ return -EINVAL;
}
- return def;
+ return crypt_keyslot_set_encryption(cd, ARG_STR(OPT_KEYSLOT_CIPHER_ID), ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) / 8);
}
-static void show_status(int errcode)
+static int _try_token_pin_unlock(struct crypt_device *cd,
+ int token_id,
+ const char *activated_name,
+ const char *token_type,
+ uint32_t activate_flags,
+ int tries,
+ bool activation)
{
- char error[256], *error_;
+ size_t pin_len;
+ char msg[64], *pin = NULL;
+ int r;
- if(!opt_verbose)
- return;
+ assert(tries >= 1);
+ assert(token_id >= 0 || token_id == CRYPT_ANY_TOKEN);
- if(!errcode) {
- log_std(_("Command successful.\n"));
- return;
- }
+ if (token_id == CRYPT_ANY_TOKEN)
+ r = snprintf(msg, sizeof(msg), _("Enter token PIN: "));
+ else
+ r = snprintf(msg, sizeof(msg), _("Enter token %d PIN: "), token_id);
+ if (r < 0 || (size_t)r >= sizeof(msg))
+ return -EINVAL;
- crypt_get_error(error, sizeof(error));
+ do {
+ r = tools_get_key(msg, &pin, &pin_len, 0, 0, NULL,
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ break;
- if (!error[0]) {
- error_ = strerror_r(-errcode, error, sizeof(error));
- if (error_ != error) {
- strncpy(error, error_, sizeof(error));
- error[sizeof(error) - 1] = '\0';
- }
- }
+ if (activation)
+ r = crypt_activate_by_token_pin(cd, activated_name, token_type,
+ token_id, pin, pin_len, NULL,
+ activate_flags);
+ else
+ r = crypt_resume_by_token_pin(cd, activated_name, token_type,
+ token_id, pin, pin_len, NULL);
+ crypt_safe_free(pin);
+ pin = NULL;
+ tools_keyslot_msg(r, UNLOCKED);
+ tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), token_id, true);
+ check_signal(&r);
+ } while (r == -ENOANO && (--tries > 0));
- log_err(_("Command failed with code %i"), -errcode);
- if (*error)
- log_err(": %s\n", error);
- else
- log_err(".\n");
+ return r;
}
-static int action_create(int arg __attribute__((unused)))
+static int action_open_plain(void)
{
- struct crypt_device *cd = NULL;
- char cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+ struct crypt_device *cd = NULL, *cd1 = NULL;
+ const char *pcipher, *pmode;
+ char *msg, cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+ struct crypt_active_device cad;
struct crypt_params_plain params = {
- .hash = opt_hash ?: DEFAULT_PLAIN_HASH,
- .skip = opt_skip,
- .offset = opt_offset,
- .size = opt_size,
+ .hash = ARG_SET(OPT_HASH_ID) ? ARG_STR(OPT_HASH_ID) : DEFAULT_PLAIN_HASH,
+ .skip = ARG_UINT64(OPT_SKIP_ID),
+ .offset = ARG_UINT64(OPT_OFFSET_ID),
+ .sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID) ?: SECTOR_SIZE
};
char *password = NULL;
- size_t passwordLen;
- size_t key_size = (opt_key_size ?: DEFAULT_PLAIN_KEYBITS) / 8;
+ const char *activated_name = NULL;
+ size_t passwordLen, key_size_max, signatures = 0,
+ key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_PLAIN_KEYBITS) / 8;
uint32_t activate_flags = 0;
int r;
- if (params.hash && !strcmp(params.hash, "plain"))
+ r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_CIPHER(PLAIN),
+ cipher, NULL, cipher_mode);
+ if (r < 0) {
+ log_err(_("No known cipher specification pattern detected."));
+ goto out;
+ }
+
+ /* FIXME: temporary hack, no hashing for keyfiles in plain mode */
+ if (ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
params.hash = NULL;
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && ARG_SET(OPT_HASH_ID))
+ log_std(_("WARNING: The --hash parameter is being ignored "
+ "in plain mode with keyfile specified.\n"));
+ }
- /* FIXME: temporary hack */
- if (opt_key_file && strcmp(opt_key_file, "-"))
+ if (params.hash && !strcmp(params.hash, "plain"))
params.hash = NULL;
- if (opt_keyfile_size && opt_key_file)
- log_std(("Ignoring keyfile size option, keyfile read size "
- "is always the same as encryption key size.\n"));
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !params.hash && ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)) && ARG_SET(OPT_KEYFILE_SIZE_ID))
+ log_std(_("WARNING: The --keyfile-size option is being ignored, "
+ "the read size is the same as the encryption key size.\n"));
- r = crypt_parse_name_and_mode(opt_cipher ?: DEFAULT_CIPHER(PLAIN),
- cipher, NULL, cipher_mode);
- if (r < 0) {
- log_err("No known cipher specification pattern detected.\n");
- goto out;
- }
+ if (ARG_SET(OPT_REFRESH_ID)) {
+ activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+ r = crypt_init_by_name_and_header(&cd1, activated_name, NULL);
+ if (r)
+ goto out;
+ r = crypt_get_active_device(cd1, activated_name, &cad);
+ if (r)
+ goto out;
- if ((r = crypt_init(&cd, action_argv[1])))
- goto out;
+ /* copy known parameters from existing device */
+ params.skip = crypt_get_iv_offset(cd1);
+ params.offset = crypt_get_data_offset(cd1);
+ params.size = cad.size;
+ params.sector_size = crypt_get_sector_size(cd1);
+ key_size = crypt_get_volume_key_size(cd1);
+
+ if ((r = crypt_init(&cd, crypt_get_device_name(cd1))))
+ goto out;
+
+ activate_flags |= CRYPT_ACTIVATE_REFRESH;
+
+ pcipher = crypt_get_cipher(cd1);
+ pmode = crypt_get_cipher_mode(cd1);
+ } else {
+ activated_name = action_argv[1];
+ if ((r = crypt_init(&cd, action_argv[0])))
+ goto out;
+
+ /* Skip blkid scan when activating plain device with offset */
+ if (!ARG_UINT64(OPT_OFFSET_ID)) {
+ /* Print all present signatures in read-only mode */
+ r = tools_detect_signatures(action_argv[0], PRB_FILTER_NONE, &signatures, ARG_SET(OPT_BATCH_MODE_ID));
+ if (r < 0)
+ goto out;
+ }
- crypt_set_timeout(cd, opt_timeout);
- crypt_set_password_retry(cd, opt_tries);
+ if (signatures && !ARG_SET(OPT_BATCH_MODE_ID)) {
+ r = asprintf(&msg, _("Detected device signature(s) on %s. Proceeding further may damage existing data."), action_argv[0]);
+ if (r == -1) {
+ r = -ENOMEM;
+ goto out;
+ }
+
+ r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+ free(msg);
+ if (r < 0)
+ goto out;
+ }
+
+ pcipher = cipher;
+ pmode = cipher_mode;
+ }
+
+ if (ARG_SET(OPT_DEVICE_SIZE_ID))
+ params.size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+ else if (ARG_SET(OPT_SIZE_ID))
+ params.size = ARG_UINT64(OPT_SIZE_ID);
r = crypt_format(cd, CRYPT_PLAIN,
- cipher, cipher_mode,
+ pcipher, pmode,
NULL, NULL,
key_size,
¶ms);
+ check_signal(&r);
if (r < 0)
goto out;
- if (opt_readonly)
- activate_flags |= CRYPT_ACTIVATE_READONLY;
-
- if (opt_shared)
+ if (ARG_SET(OPT_SHARED_ID))
activate_flags |= CRYPT_ACTIVATE_SHARED;
- if (opt_allow_discards)
- activate_flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
-
- if (opt_key_file)
- /* With hashing, read the whole keyfile */
- r = crypt_activate_by_keyfile(cd, action_argv[0],
- CRYPT_ANY_SLOT, opt_key_file, params.hash ? 0 : key_size,
- activate_flags);
- else {
- r = crypt_get_key(_("Enter passphrase: "),
- &password, &passwordLen, opt_keyfile_size,
- NULL, opt_timeout,
- _verify_passphrase(0),
- cd);
+ set_activation_flags(&activate_flags);
+
+ if (!tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
+ /* If no hash, key is read directly, read size is always key_size
+ * (possible --keyfile_size is ignored.
+ * If hash is specified, --keyfile_size is applied.
+ * The --keyfile_offset is applied always.
+ */
+ key_size_max = params.hash ? ARG_UINT32(OPT_KEYFILE_SIZE_ID) : key_size;
+ r = crypt_activate_by_keyfile_device_offset(cd, action_argv[1],
+ CRYPT_ANY_SLOT, ARG_STR(OPT_KEY_FILE_ID), key_size_max,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), activate_flags);
+ } else {
+ key_size_max = (ARG_SET(OPT_KEY_FILE_ID) && !params.hash) ? key_size : ARG_UINT32(OPT_KEYFILE_SIZE_ID);
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), key_size_max,
+ ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
if (r < 0)
goto out;
- r = crypt_activate_by_passphrase(cd, action_argv[0],
+ r = crypt_activate_by_passphrase(cd, activated_name,
CRYPT_ANY_SLOT, password, passwordLen, activate_flags);
}
out:
crypt_free(cd);
+ crypt_free(cd1);
crypt_safe_free(password);
return r;
}
-static int action_loopaesOpen(int arg __attribute__((unused)))
+static int action_open_loopaes(void)
{
struct crypt_device *cd = NULL;
struct crypt_params_loopaes params = {
- .hash = opt_hash ?: NULL,
- .offset = opt_offset,
- .skip = opt_skip_valid ? opt_skip : opt_offset,
+ .hash = ARG_STR(OPT_HASH_ID),
+ .offset = ARG_UINT64(OPT_OFFSET_ID),
+ .skip = ARG_SET(OPT_SKIP_ID) ? ARG_UINT64(OPT_SKIP_ID) : ARG_UINT64(OPT_OFFSET_ID)
};
- unsigned int key_size = (opt_key_size ?: DEFAULT_LOOPAES_KEYBITS) / 8;
+ unsigned int key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_LOOPAES_KEYBITS) / 8;
uint32_t activate_flags = 0;
+ const char *activated_name = NULL;
int r;
- if (!opt_key_file) {
- log_err(_("Option --key-file is required.\n"));
+ if (!ARG_SET(OPT_KEY_FILE_ID)) {
+ log_err(_("Option --key-file is required."));
return -EINVAL;
}
- if (opt_readonly)
- activate_flags |= CRYPT_ACTIVATE_READONLY;
-
- if (opt_allow_discards)
- activate_flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
+ if (ARG_SET(OPT_REFRESH_ID)) {
+ activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+ if ((r = crypt_init_by_name(&cd, activated_name)))
+ goto out;
+ activate_flags |= CRYPT_ACTIVATE_REFRESH;
+ } else {
+ activated_name = action_argv[1];
+ if ((r = crypt_init(&cd, action_argv[0])))
+ goto out;
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+ r = crypt_format(cd, CRYPT_LOOPAES, ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_LOOPAES_CIPHER,
+ NULL, NULL, NULL, key_size, ¶ms);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ }
- r = crypt_format(cd, CRYPT_LOOPAES, opt_cipher ?: DEFAULT_LOOPAES_CIPHER,
- NULL, NULL, NULL, key_size, ¶ms);
- if (r < 0)
- goto out;
+ set_activation_flags(&activate_flags);
- r = crypt_activate_by_keyfile(cd, action_argv[1], CRYPT_ANY_SLOT,
- opt_key_file, opt_keyfile_size, activate_flags);
+ r = crypt_activate_by_keyfile_device_offset(cd, activated_name, CRYPT_ANY_SLOT,
+ tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)) ? "/dev/stdin" : ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), activate_flags);
out:
crypt_free(cd);
return r;
}
-static int action_remove(int arg __attribute__((unused)))
+static int tcrypt_load(struct crypt_device *cd, struct crypt_params_tcrypt *params)
{
- struct crypt_device *cd = NULL;
- int r;
+ int r, tries, eperm = 0;
+
+ tries = set_tries_tty();
+ do {
+ /* TCRYPT header is encrypted, get passphrase now */
+ r = tools_get_key(NULL, CONST_CAST(char**)¶ms->passphrase,
+ ¶ms->passphrase_size, 0, 0, keyfile_stdin, ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ continue;
+
+ if (ARG_SET(OPT_VERACRYPT_QUERY_PIM_ID)) {
+ char *tmp_pim_nptr = NULL;
+ char *tmp_pim_end = NULL;
+ size_t tmp_pim_size = 0;
+ unsigned long long tmp_pim_ull = 0;
+
+ r = tools_get_key(_("Enter VeraCrypt PIM: "),
+ &tmp_pim_nptr,
+ &tmp_pim_size, 0, 0, keyfile_stdin, ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ continue;
- r = crypt_init_by_name(&cd, action_argv[0]);
- if (r == 0)
- r = crypt_deactivate(cd, action_argv[0]);
+ tmp_pim_ull = strtoull(tmp_pim_nptr, &tmp_pim_end, 10);
+ if (*tmp_pim_nptr == '\0' || !tmp_pim_end || *tmp_pim_end != '\0') {
+ log_err(_("Invalid PIM value: parse error."));
+ r = -EINVAL;
+ } else if (tmp_pim_ull == 0) {
+ log_err(_("Invalid PIM value: 0."));
+ r = -EINVAL;
+ } else if (tmp_pim_ull > UINT32_MAX) {
+ log_err(_("Invalid PIM value: outside of range."));
+ r = -ERANGE;
+ }
+ crypt_safe_free(tmp_pim_nptr);
+ if (r < 0)
+ continue;
+
+ params->veracrypt_pim = (uint32_t)tmp_pim_ull;
+ crypt_safe_memzero(&tmp_pim_ull, sizeof(tmp_pim_ull));
+ }
+
+ if (ARG_SET(OPT_TCRYPT_HIDDEN_ID))
+ params->flags |= CRYPT_TCRYPT_HIDDEN_HEADER;
+
+ if (ARG_SET(OPT_TCRYPT_SYSTEM_ID))
+ params->flags |= CRYPT_TCRYPT_SYSTEM_HEADER;
+
+ if (ARG_SET(OPT_TCRYPT_BACKUP_ID))
+ params->flags |= CRYPT_TCRYPT_BACKUP_HEADER;
+
+ r = crypt_load(cd, CRYPT_TCRYPT, params);
+
+ if (r == -EPERM) {
+ log_err(_("No device header detected with this passphrase."));
+ eperm = 1;
+ }
+
+ if (r < 0) {
+ crypt_safe_free(CONST_CAST(char*)params->passphrase);
+ params->passphrase = NULL;
+ params->passphrase_size = 0;
+ }
+ check_signal(&r);
+ } while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+
+ /* Report wrong passphrase if at least one try failed */
+ if (eperm && r == -EPIPE)
+ r = -EPERM;
- crypt_free(cd);
return r;
}
-static int action_resize(int arg __attribute__((unused)))
+static int action_open_tcrypt(void)
{
struct crypt_device *cd = NULL;
+ struct crypt_params_tcrypt params = {
+ .keyfiles = CONST_CAST(const char **)keyfiles,
+ .keyfiles_count = keyfiles_count,
+ .flags = CRYPT_TCRYPT_LEGACY_MODES |
+ (ARG_SET(OPT_DISABLE_VERACRYPT_ID) ? 0 : CRYPT_TCRYPT_VERA_MODES),
+ .veracrypt_pim = ARG_UINT32(OPT_VERACRYPT_PIM_ID),
+ .hash_name = ARG_STR(OPT_HASH_ID),
+ .cipher = ARG_STR(OPT_CIPHER_ID),
+ };
+ const char *activated_name;
+ uint32_t activate_flags = 0;
int r;
- r = crypt_init_by_name_and_header(&cd, action_argv[0], opt_header_device);
- if (r == 0)
- r = crypt_resize(cd, action_argv[0], opt_size);
+ activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+ r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0], action_argv[0]);
+ if (r < 0)
+ goto out;
+
+ r = tcrypt_load(cd, ¶ms);
+ if (r < 0)
+ goto out;
+
+ set_activation_flags(&activate_flags);
+ if (activated_name)
+ r = crypt_activate_by_volume_key(cd, activated_name, NULL, 0, activate_flags);
+out:
crypt_free(cd);
+ crypt_safe_free(CONST_CAST(char*)params.passphrase);
+ crypt_safe_memzero(¶ms.veracrypt_pim, sizeof(params.veracrypt_pim));
return r;
}
-static int action_status(int arg __attribute__((unused)))
+static int action_open_bitlk(void)
{
- crypt_status_info ci;
- struct crypt_active_device cad;
struct crypt_device *cd = NULL;
- struct stat st;
- char *backing_file;
- const char *device;
- int path = 0, r = 0;
+ const char *activated_name;
+ uint32_t activate_flags = 0;
+ int r, tries, keysize;
+ char *password = NULL;
+ char *key = NULL;
+ size_t passwordLen;
- /* perhaps a path, not a dm device name */
- if (strchr(action_argv[0], '/') && !stat(action_argv[0], &st))
- path = 1;
+ activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
- ci = crypt_status(NULL, action_argv[0]);
- switch (ci) {
- case CRYPT_INVALID:
- r = -EINVAL;
- break;
- case CRYPT_INACTIVE:
- if (path)
- log_std("%s is inactive.\n", action_argv[0]);
- else
- log_std("%s/%s is inactive.\n", crypt_get_dir(), action_argv[0]);
- r = -ENODEV;
- break;
- case CRYPT_ACTIVE:
- case CRYPT_BUSY:
- if (path)
- log_std("%s is active%s.\n", action_argv[0],
- ci == CRYPT_BUSY ? " and is in use" : "");
- else
- log_std("%s/%s is active%s.\n", crypt_get_dir(), action_argv[0],
- ci == CRYPT_BUSY ? " and is in use" : "");
+ if ((r = crypt_init(&cd, action_argv[0])))
+ goto out;
- r = crypt_init_by_name_and_header(&cd, action_argv[0], opt_header_device);
- if (r < 0 || !crypt_get_type(cd))
- goto out;
+ r = crypt_load(cd, CRYPT_BITLK, NULL);
+ if (r < 0) {
+ log_err(_("Device %s is not a valid BITLK device."), action_argv[0]);
+ goto out;
+ }
+ set_activation_flags(&activate_flags);
- log_std(" type: %s\n", crypt_get_type(cd));
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ keysize = crypt_get_volume_key_size(cd);
+ if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+ log_err(_("Cannot determine volume key size for BITLK, please use --key-size option."));
+ r = -EINVAL;
+ goto out;
+ } else if (!keysize)
+ keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
- r = crypt_get_active_device(cd, action_argv[0], &cad);
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
if (r < 0)
goto out;
-
- log_std(" cipher: %s-%s\n", crypt_get_cipher(cd), crypt_get_cipher_mode(cd));
- log_std(" keysize: %d bits\n", crypt_get_volume_key_size(cd) * 8);
- device = crypt_get_device_name(cd);
- log_std(" device: %s\n", device);
- if (crypt_loop_device(device)) {
- backing_file = crypt_loop_backing_file(device);
- log_std(" loop: %s\n", backing_file);
- free(backing_file);
- }
- log_std(" offset: %" PRIu64 " sectors\n", cad.offset);
- log_std(" size: %" PRIu64 " sectors\n", cad.size);
- if (cad.iv_offset)
- log_std(" skipped: %" PRIu64 " sectors\n", cad.iv_offset);
- log_std(" mode: %s\n", cad.flags & CRYPT_ACTIVATE_READONLY ?
- "readonly" : "read/write");
- if (cad.flags & CRYPT_ACTIVATE_ALLOW_DISCARDS)
- log_std(" flags: discards\n");
+ r = crypt_activate_by_volume_key(cd, activated_name,
+ key, keysize, activate_flags);
+ } else {
+ tries = set_tries_tty();
+ do {
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, activated_name, CRYPT_ANY_SLOT,
+ password, passwordLen, activate_flags);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ crypt_safe_free(password);
+ password = NULL;
+ } while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
}
out:
+ crypt_safe_free(password);
+ crypt_safe_free(key);
crypt_free(cd);
return r;
}
-static int _read_mk(const char *file, char **key, int keysize)
+static int tcryptDump_with_volume_key(struct crypt_device *cd)
{
- int fd;
+ char *vk = NULL;
+ size_t vk_size;
+ int r;
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+ _("Header dump with volume key is sensitive information\n"
+ "which allows access to encrypted partition without passphrase.\n"
+ "This dump should be always stored encrypted on safe place."),
+ NULL))
+ return -EPERM;
- *key = crypt_safe_alloc(keysize);
- if (!*key)
+ vk_size = crypt_get_volume_key_size(cd);
+ vk = crypt_safe_alloc(vk_size);
+ if (!vk)
return -ENOMEM;
- fd = open(file, O_RDONLY);
- if (fd == -1) {
- log_err("Cannot read keyfile %s.\n", file);
- goto fail;
- }
- if ((read(fd, *key, keysize) != keysize)) {
- log_err("Cannot read %d bytes from keyfile %s.\n", keysize, file);
- close(fd);
- goto fail;
- }
- close(fd);
- return 0;
-fail:
- crypt_safe_free(*key);
- *key = NULL;
- return -EINVAL;
+ r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size, NULL, 0);
+ if (r < 0)
+ goto out;
+
+ log_std("TCRYPT header information for %s\n", crypt_get_device_name(cd));
+ log_std("Cipher chain: \t%s\n", crypt_get_cipher(cd));
+ log_std("Cipher mode: \t%s\n", crypt_get_cipher_mode(cd));
+ log_std("Payload offset:\t%d\n", (int)crypt_get_data_offset(cd));
+ log_std("MK bits: \t%d\n", (int)vk_size * 8);
+ log_std("MK dump:\t");
+ crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+ log_std("\n");
+out:
+ crypt_safe_free(vk);
+ return r;
}
-static int action_luksFormat(int arg __attribute__((unused)))
+static int action_tcryptDump(void)
{
- int r = -EINVAL, keysize;
- const char *header_device;
- char *msg = NULL, *key = NULL, cipher [MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
- char *password = NULL;
- size_t passwordLen;
struct crypt_device *cd = NULL;
- struct crypt_params_luks1 params = {
- .hash = opt_hash ?: DEFAULT_LUKS1_HASH,
- .data_alignment = opt_align_payload,
- .data_device = opt_header_device ? action_argv[0] : NULL,
+ struct crypt_params_tcrypt params = {
+ .keyfiles = CONST_CAST(const char **)keyfiles,
+ .keyfiles_count = keyfiles_count,
+ .flags = CRYPT_TCRYPT_LEGACY_MODES |
+ (ARG_SET(OPT_DISABLE_VERACRYPT_ID) ? 0: CRYPT_TCRYPT_VERA_MODES),
+ .veracrypt_pim = ARG_UINT32(OPT_VERACRYPT_PIM_ID),
+ .hash_name = ARG_STR(OPT_HASH_ID),
+ .cipher = ARG_STR(OPT_CIPHER_ID),
};
-
- header_device = opt_header_device ?: action_argv[0];
-
- if(asprintf(&msg, _("This will overwrite data on %s irrevocably."),
- header_device) == -1) {
- log_err(_("memory allocation error in action_luksFormat"));
- r = -ENOMEM;
- goto out;
- }
- r = _yesDialog(msg, NULL) ? 0 : -EINVAL;
- free(msg);
+ int r;
+ r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0], action_argv[0]);
if (r < 0)
goto out;
- r = crypt_parse_name_and_mode(opt_cipher ?: DEFAULT_CIPHER(LUKS1),
- cipher, NULL, cipher_mode);
- if (r < 0) {
- log_err(_("No known cipher specification pattern detected.\n"));
+ r = tcrypt_load(cd, ¶ms);
+ if (r < 0)
goto out;
- }
- if ((r = crypt_init(&cd, header_device))) {
- if (opt_header_device)
- log_err(_("Cannot use %s as on-disk header.\n"), header_device);
- goto out;
- }
+ if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+ r = tcryptDump_with_volume_key(cd);
+ else
+ r = crypt_dump(cd);
+out:
+ crypt_free(cd);
+ crypt_safe_free(CONST_CAST(char*)params.passphrase);
+ return r;
+}
- keysize = (opt_key_size ?: DEFAULT_LUKS1_KEYBITS) / 8;
+static int bitlkDump_with_volume_key(struct crypt_device *cd)
+{
+ char *vk = NULL, *password = NULL;
+ size_t passwordLen = 0;
+ size_t vk_size;
+ int r;
- crypt_set_timeout(cd, opt_timeout);
- if (opt_iteration_time)
- crypt_set_iteration_time(cd, opt_iteration_time);
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+ _("The header dump with volume key is sensitive information\n"
+ "that allows access to encrypted partition without a passphrase.\n"
+ "This dump should be stored encrypted in a safe place."),
+ NULL))
+ return -EPERM;
- if (opt_random)
- crypt_set_rng_type(cd, CRYPT_RNG_RANDOM);
- else if (opt_urandom)
- crypt_set_rng_type(cd, CRYPT_RNG_URANDOM);
+ vk_size = crypt_get_volume_key_size(cd);
+ vk = crypt_safe_alloc(vk_size);
+ if (!vk)
+ return -ENOMEM;
+
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+ if (r < 0)
+ goto out;
- r = crypt_get_key(_("Enter LUKS passphrase: "), &password, &passwordLen,
- opt_keyfile_size, opt_key_file, opt_timeout,
- _verify_passphrase(1), cd);
+ r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size,
+ password, passwordLen);
+ tools_passphrase_msg(r);
+ check_signal(&r);
if (r < 0)
goto out;
+ tools_keyslot_msg(r, UNLOCKED);
- if (opt_master_key_file) {
- r = _read_mk(opt_master_key_file, &key, keysize);
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
if (r < 0)
goto out;
}
- r = crypt_format(cd, CRYPT_LUKS1, cipher, cipher_mode,
- opt_uuid, key, keysize, ¶ms);
- if (r < 0)
+ log_std("BITLK header information for %s\n", crypt_get_device_name(cd));
+ log_std("Cipher name: \t%s\n", crypt_get_cipher(cd));
+ log_std("Cipher mode: \t%s\n", crypt_get_cipher_mode(cd));
+ log_std("UUID: \t%s\n", crypt_get_uuid(cd));
+ log_std("MK bits: \t%d\n", (int)vk_size * 8);
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
goto out;
-
- r = crypt_keyslot_add_by_volume_key(cd, opt_key_slot,
- key, keysize,
- password, passwordLen);
+ }
+ log_std("MK dump:\t");
+ crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+ log_std("\n");
out:
- crypt_free(cd);
- crypt_safe_free(key);
crypt_safe_free(password);
-
+ crypt_safe_free(vk);
return r;
}
-static int action_luksOpen(int arg __attribute__((unused)))
+static int action_bitlkDump(void)
{
struct crypt_device *cd = NULL;
- const char *data_device, *header_device;
- char *key = NULL;
- uint32_t flags = 0;
- int r, keysize;
-
- if (opt_header_device) {
- header_device = opt_header_device;
- data_device = action_argv[0];
- } else {
- header_device = action_argv[0];
- data_device = NULL;
- }
+ int r;
- if ((r = crypt_init(&cd, header_device)))
+ if ((r = crypt_init(&cd, action_argv[0])))
goto out;
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+ r = crypt_load(cd, CRYPT_BITLK, NULL);
+ if (r < 0) {
+ log_err(_("Device %s is not a valid BITLK device."), action_argv[0]);
goto out;
+ }
- if (data_device &&
- (r = crypt_set_data_device(cd, data_device)))
- goto out;
+ if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+ r = bitlkDump_with_volume_key(cd);
+ else
+ r = crypt_dump(cd);
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int fvault2Dump_with_volume_key(struct crypt_device *cd)
+{
+ char *vk = NULL;
+ char *password = NULL;
+ size_t vk_size = 0;
+ size_t pass_len = 0;
+ int r = 0;
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+ _("The header dump with volume key is sensitive information\n"
+ "that allows access to encrypted partition without a passphrase.\n"
+ "This dump should be stored encrypted in a safe place."),
+ NULL))
+ return -EPERM;
+
+ vk_size = crypt_get_volume_key_size(cd);
+ vk = crypt_safe_alloc(vk_size);
+ if (vk == NULL)
+ return -ENOMEM;
+
+ r = tools_get_key(NULL, &password, &pass_len,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+ ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size, password, pass_len);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+
+ tools_keyslot_msg(r, UNLOCKED);
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
+ if (r < 0)
+ goto out;
+ }
+
+ r = crypt_dump(cd);
+ if (r < 0)
+ goto out;
+
+ log_std("Volume key: \t");
+ crypt_log_hex(cd, vk, vk_size, " ", 0, NULL);
+ log_std("\n");
+out:
+ crypt_safe_free(password);
+ crypt_safe_free(vk);
+ return r;
+}
+
+static int action_fvault2Dump(void)
+{
+ struct crypt_device *cd = NULL;
+ int r = 0;
+
+ r = crypt_init(&cd, action_argv[0]);
+ if (r < 0)
+ goto out;
+
+ r = crypt_load(cd, CRYPT_FVAULT2, NULL);
+ if (r < 0) {
+ log_err(_("Device %s is not a valid FVAULT2 device."), action_argv[0]);
+ goto out;
+ }
+
+ if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+ r = fvault2Dump_with_volume_key(cd);
+ else
+ r = crypt_dump(cd);
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int action_open_fvault2(void)
+{
+ struct crypt_device *cd = NULL;
+ const char *activated_name;
+ uint32_t activate_flags = 0;
+ int r, tries, keysize;
+ char *password = NULL;
+ char *key = NULL;
+ size_t passwordLen;
+
+ activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+ if ((r = crypt_init(&cd, action_argv[0])))
+ goto out;
+
+ r = crypt_load(cd, CRYPT_FVAULT2, NULL);
+ if (r < 0) {
+ log_err(_("Device %s is not a valid FVAULT2 device."), action_argv[0]);
+ goto out;
+ }
+ set_activation_flags(&activate_flags);
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ keysize = crypt_get_volume_key_size(cd);
+ if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+ log_err(_("Cannot determine volume key size for FVAULT2, please use --key-size option."));
+ r = -EINVAL;
+ goto out;
+ } else if (!keysize)
+ keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+ if (r < 0)
+ goto out;
+ r = crypt_activate_by_volume_key(cd, activated_name, key, keysize, activate_flags);
+ } else {
+ tries = set_tries_tty();
+ do {
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+ ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, activated_name, CRYPT_ANY_SLOT,
+ password, passwordLen, activate_flags);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ crypt_safe_free(password);
+ password = NULL;
+ } while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+ }
+out:
+ crypt_safe_free(password);
+ crypt_safe_free(key);
+ crypt_free(cd);
+ return r;
+}
+
+static int action_close(void)
+{
+ struct crypt_device *cd = NULL;
+ crypt_status_info ci;
+ uint32_t flags = 0;
+ int r;
+
+ if (ARG_SET(OPT_DEFERRED_ID))
+ flags |= CRYPT_DEACTIVATE_DEFERRED;
+ if (ARG_SET(OPT_CANCEL_DEFERRED_ID))
+ flags |= CRYPT_DEACTIVATE_DEFERRED_CANCEL;
+
+ r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+ if (r == 0)
+ r = crypt_deactivate_by_name(cd, action_argv[0], flags);
+
+ if (!r && ARG_SET(OPT_DEFERRED_ID)) {
+ ci = crypt_status(cd, action_argv[0]);
+ if (ci == CRYPT_ACTIVE || ci == CRYPT_BUSY)
+ log_std(_("Device %s is still active and scheduled for deferred removal.\n"),
+ action_argv[0]);
+ }
+
+ crypt_free(cd);
+ return r;
+}
+
+static int action_resize(void)
+{
+ int r;
+ size_t passwordLen;
+ struct crypt_active_device cad;
+ uint64_t dev_size = 0;
+ char *password = NULL;
+ struct crypt_device *cd = NULL;
+
+ r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+ if (r)
+ goto out;
+
+ /* FIXME: LUKS2 may enforce fixed size and it must not be changed */
+ r = crypt_get_active_device(cd, action_argv[0], &cad);
+ if (r)
+ goto out;
+
+ if (ARG_SET(OPT_DEVICE_SIZE_ID))
+ dev_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+ else if (ARG_SET(OPT_SIZE_ID))
+ dev_size = ARG_UINT64(OPT_SIZE_ID);
+
+ if (cad.flags & CRYPT_ACTIVATE_KEYRING_KEY) {
+ if (ARG_SET(OPT_DISABLE_KEYRING_ID)) {
+ r = -EINVAL;
+ log_err(_("Resize of active device requires volume key "
+ "in keyring but --disable-keyring option is set."));
+ goto out;
+ }
+
+ /* try load VK in kernel keyring using token */
+ r = crypt_activate_by_token_pin(cd, NULL, ARG_STR(OPT_TOKEN_TYPE_ID),
+ ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL,
+ CRYPT_ACTIVATE_KEYRING_KEY);
+ tools_keyslot_msg(r, UNLOCKED);
+ tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+ /* Token requires PIN. Ask if there is evident preference for tokens */
+ if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+ ARG_SET(OPT_TOKEN_ID_ID)))
+ r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL, ARG_STR(OPT_TOKEN_TYPE_ID), CRYPT_ACTIVATE_KEYRING_KEY, 1, true);
+
+ if (r >= 0 || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+ goto out;
+
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+ password, passwordLen,
+ CRYPT_ACTIVATE_KEYRING_KEY);
+ tools_passphrase_msg(r);
+ tools_keyslot_msg(r, UNLOCKED);
+ }
+
+out:
+ if (r >= 0)
+ r = crypt_resize(cd, action_argv[0], dev_size);
+
+ crypt_safe_free(password);
+ crypt_free(cd);
+ return r;
+}
+
+static int action_status(void)
+{
+ crypt_status_info ci;
+ crypt_reencrypt_info ri;
+ struct crypt_active_device cad;
+ struct crypt_params_integrity ip = {};
+ struct crypt_device *cd = NULL;
+ char *backing_file;
+ const char *device;
+ int path = 0, r = 0;
+
+ /* perhaps a path, not a dm device name */
+ if (strchr(action_argv[0], '/'))
+ path = 1;
+
+ ci = crypt_status(NULL, action_argv[0]);
+ switch (ci) {
+ case CRYPT_INVALID:
+ r = -EINVAL;
+ break;
+ case CRYPT_INACTIVE:
+ if (path)
+ log_std("%s is inactive.\n", action_argv[0]);
+ else
+ log_std("%s/%s is inactive.\n", crypt_get_dir(), action_argv[0]);
+ r = -ENODEV;
+ break;
+ case CRYPT_ACTIVE:
+ case CRYPT_BUSY:
+ if (path)
+ log_std("%s is active%s.\n", action_argv[0],
+ ci == CRYPT_BUSY ? " and is in use" : "");
+ else
+ log_std("%s/%s is active%s.\n", crypt_get_dir(), action_argv[0],
+ ci == CRYPT_BUSY ? " and is in use" : "");
+
+ r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+ if (r < 0)
+ goto out;
+
+ log_std(" type: %s\n", crypt_get_type(cd) ?: "n/a");
+
+ /* Print only CRYPT type devices */
+ if (!crypt_get_cipher(cd))
+ goto out;
+
+ ri = crypt_reencrypt_status(cd, NULL);
+ if (ri > CRYPT_REENCRYPT_NONE && ri < CRYPT_REENCRYPT_INVALID)
+ log_std(" reencryption: in-progress\n");
+
+ r = crypt_get_active_device(cd, action_argv[0], &cad);
+ if (r < 0)
+ goto out;
+
+ r = crypt_get_integrity_info(cd, &ip);
+ if (r < 0 && r != -ENOTSUP)
+ goto out;
+
+ log_std(" cipher: %s-%s\n", crypt_get_cipher(cd), crypt_get_cipher_mode(cd));
+ log_std(" keysize: %d bits\n", crypt_get_volume_key_size(cd) * 8);
+ log_std(" key location: %s\n", (cad.flags & CRYPT_ACTIVATE_KEYRING_KEY) ? "keyring" : "dm-crypt");
+ if (ip.integrity)
+ log_std(" integrity: %s\n", ip.integrity);
+ if (ip.integrity_key_size)
+ log_std(" integrity keysize: %d bits\n", ip.integrity_key_size * 8);
+ device = crypt_get_device_name(cd);
+ log_std(" device: %s\n", device);
+ if ((backing_file = crypt_loop_backing_file(device))) {
+ log_std(" loop: %s\n", backing_file);
+ free(backing_file);
+ }
+ log_std(" sector size: %d\n", crypt_get_sector_size(cd));
+ log_std(" offset: %" PRIu64 " sectors\n", cad.offset);
+ log_std(" size: %" PRIu64 " sectors\n", cad.size);
+ if (cad.iv_offset)
+ log_std(" skipped: %" PRIu64 " sectors\n", cad.iv_offset);
+ log_std(" mode: %s%s\n", cad.flags & CRYPT_ACTIVATE_READONLY ?
+ "readonly" : "read/write",
+ (cad.flags & CRYPT_ACTIVATE_SUSPENDED) ? " (suspended)" : "");
+ if (cad.flags & (CRYPT_ACTIVATE_ALLOW_DISCARDS|
+ CRYPT_ACTIVATE_SAME_CPU_CRYPT|
+ CRYPT_ACTIVATE_SUBMIT_FROM_CRYPT_CPUS|
+ CRYPT_ACTIVATE_NO_READ_WORKQUEUE|
+ CRYPT_ACTIVATE_NO_WRITE_WORKQUEUE))
+ log_std(" flags: %s%s%s%s%s\n",
+ (cad.flags & CRYPT_ACTIVATE_ALLOW_DISCARDS) ? "discards " : "",
+ (cad.flags & CRYPT_ACTIVATE_SAME_CPU_CRYPT) ? "same_cpu_crypt " : "",
+ (cad.flags & CRYPT_ACTIVATE_SUBMIT_FROM_CRYPT_CPUS) ? "submit_from_crypt_cpus " : "",
+ (cad.flags & CRYPT_ACTIVATE_NO_READ_WORKQUEUE) ? "no_read_workqueue " : "",
+ (cad.flags & CRYPT_ACTIVATE_NO_WRITE_WORKQUEUE) ? "no_write_workqueue" : "");
+ }
+out:
+ crypt_free(cd);
+ if (r == -ENOTSUP)
+ r = 0;
+ return r;
+}
+
+static int benchmark_callback(uint32_t time_ms, void *usrptr)
+{
+ struct crypt_pbkdf_type *pbkdf = usrptr;
+ int r = 0;
+
+ check_signal(&r);
+ if (r)
+ log_err(_("Benchmark interrupted."));
+ else
+ log_dbg("PBKDF benchmark: memory cost = %u, iterations = %u, "
+ "threads = %u (took %u ms)", pbkdf->max_memory_kb,
+ pbkdf->iterations, pbkdf->parallel_threads, time_ms);
+ return r;
+}
+
+static int action_benchmark_kdf(const char *kdf, const char *hash, size_t key_size)
+{
+ int r;
+ if (!strcmp(kdf, CRYPT_KDF_PBKDF2)) {
+ struct crypt_pbkdf_type pbkdf = {
+ .type = CRYPT_KDF_PBKDF2,
+ .hash = hash,
+ .time_ms = 1000,
+ };
+
+ r = crypt_benchmark_pbkdf(NULL, &pbkdf, "foobarfo", 8, "0123456789abcdef", 16, key_size,
+ &benchmark_callback, &pbkdf);
+ if (r < 0)
+ log_std(_("PBKDF2-%-9s N/A\n"), hash);
+ else
+ log_std(_("PBKDF2-%-9s %7u iterations per second for %zu-bit key\n"),
+ hash, pbkdf.iterations, key_size * 8);
+ } else {
+ struct crypt_pbkdf_type pbkdf = {
+ .type = kdf,
+ .time_ms = ARG_UINT32(OPT_ITER_TIME_ID) ?: DEFAULT_LUKS2_ITER_TIME,
+ .max_memory_kb = ARG_UINT32(OPT_PBKDF_MEMORY_ID),
+ .parallel_threads = ARG_UINT32(OPT_PBKDF_PARALLEL_ID)
+ };
+
+ r = crypt_benchmark_pbkdf(NULL, &pbkdf, "foobarfo", 8,
+ "0123456789abcdef0123456789abcdef", 32,
+ key_size, &benchmark_callback, &pbkdf);
+ if (r < 0)
+ log_std(_("%-10s N/A\n"), kdf);
+ else
+ log_std(_("%-10s %4u iterations, %5u memory, "
+ "%1u parallel threads (CPUs) for "
+ "%zu-bit key (requested %u ms time)\n"), kdf,
+ pbkdf.iterations, pbkdf.max_memory_kb, pbkdf.parallel_threads,
+ key_size * 8, pbkdf.time_ms);
+ }
+
+ return r;
+}
+
+static int benchmark_cipher_loop(const char *cipher, const char *cipher_mode,
+ size_t volume_key_size,
+ double *encryption_mbs, double *decryption_mbs)
+{
+ int r, buffer_size = 1024 * 1024;
+
+ do {
+ r = crypt_benchmark(NULL, cipher, cipher_mode,
+ volume_key_size, 0, buffer_size,
+ encryption_mbs, decryption_mbs);
+ if (r == -ERANGE) {
+ if (buffer_size < 1024 * 1024 * 65)
+ buffer_size *= 2;
+ else {
+ log_err(_("Result of benchmark is not reliable."));
+ r = -ENOENT;
+ }
+ }
+ } while (r == -ERANGE);
+
+ return r;
+}
+
+static int action_benchmark(void)
+{
+ static struct {
+ const char *cipher;
+ const char *mode;
+ size_t key_size;
+ } bciphers[] = {
+ { "aes", "cbc", 16 },
+ { "serpent", "cbc", 16 },
+ { "twofish", "cbc", 16 },
+ { "aes", "cbc", 32 },
+ { "serpent", "cbc", 32 },
+ { "twofish", "cbc", 32 },
+ { "aes", "xts", 32 },
+ { "serpent", "xts", 32 },
+ { "twofish", "xts", 32 },
+ { "aes", "xts", 64 },
+ { "serpent", "xts", 64 },
+ { "twofish", "xts", 64 },
+ { NULL, NULL, 0 }
+ };
+ static struct {
+ const char *type;
+ const char *hash;
+ } bkdfs[] = {
+ { CRYPT_KDF_PBKDF2, "sha1" },
+ { CRYPT_KDF_PBKDF2, "sha256" },
+ { CRYPT_KDF_PBKDF2, "sha512" },
+ { CRYPT_KDF_PBKDF2, "ripemd160" },
+ { CRYPT_KDF_PBKDF2, "whirlpool" },
+ { CRYPT_KDF_ARGON2I, NULL },
+ { CRYPT_KDF_ARGON2ID, NULL },
+ { NULL, NULL }
+ };
+ char cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+ double enc_mbr = 0, dec_mbr = 0;
+ int key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_PLAIN_KEYBITS) / 8;
+ int skipped = 0, width;
+ char *c;
+ int i, r;
+
+ log_std(_("# Tests are approximate using memory only (no storage IO).\n"));
+ if (set_pbkdf || ARG_SET(OPT_HASH_ID)) {
+ if (!set_pbkdf && ARG_SET(OPT_HASH_ID))
+ set_pbkdf = CRYPT_KDF_PBKDF2;
+ r = action_benchmark_kdf(set_pbkdf, ARG_STR(OPT_HASH_ID), key_size);
+ } else if (ARG_SET(OPT_CIPHER_ID)) {
+ r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID), cipher, NULL, cipher_mode);
+ if (r < 0) {
+ log_err(_("No known cipher specification pattern detected."));
+ return r;
+ }
+ if ((c = strchr(cipher_mode, '-')))
+ *c = '\0';
+
+ r = benchmark_cipher_loop(cipher, cipher_mode, key_size, &enc_mbr, &dec_mbr);
+ if (!r) {
+ width = strlen(cipher) + strlen(cipher_mode) + 1;
+ if (width < 11)
+ width = 11;
+ /* TRANSLATORS: The string is header of a table and must be exactly (right side) aligned. */
+ log_std(_("#%*s Algorithm | Key | Encryption | Decryption\n"), width - 11, "");
+ log_std("%*s-%s %9db %10.1f MiB/s %10.1f MiB/s\n", width - (int)strlen(cipher_mode) - 1,
+ cipher, cipher_mode, key_size*8, enc_mbr, dec_mbr);
+ } else if (r < 0)
+ log_err(_("Cipher %s (with %i bits key) is not available."), ARG_STR(OPT_CIPHER_ID), key_size * 8);
+ } else {
+ for (i = 0; bkdfs[i].type; i++) {
+ r = action_benchmark_kdf(bkdfs[i].type, bkdfs[i].hash, key_size);
+ check_signal(&r);
+ if (r == -EINTR)
+ break;
+ }
+
+ for (i = 0; bciphers[i].cipher; i++) {
+ r = benchmark_cipher_loop(bciphers[i].cipher, bciphers[i].mode,
+ bciphers[i].key_size, &enc_mbr, &dec_mbr);
+ check_signal(&r);
+ if (r == -ENOTSUP || r == -EINTR)
+ break;
+ if (r == -ENOENT)
+ skipped++;
+ if (i == 0)
+ /* TRANSLATORS: The string is header of a table and must be exactly (right side) aligned. */
+ log_std(_("# Algorithm | Key | Encryption | Decryption\n"));
+
+ if (snprintf(cipher, MAX_CIPHER_LEN, "%s-%s",
+ bciphers[i].cipher, bciphers[i].mode) < 0)
+ r = -EINVAL;
+
+ if (!r)
+ log_std("%15s %9zub %10.1f MiB/s %10.1f MiB/s\n",
+ cipher, bciphers[i].key_size*8, enc_mbr, dec_mbr);
+ else
+ log_std("%15s %9zub %17s %17s\n", cipher,
+ bciphers[i].key_size*8, _("N/A"), _("N/A"));
+ }
+ if (skipped && skipped == i)
+ r = -ENOTSUP;
+ }
+
+ if (r == -ENOTSUP) {
+ log_err(_("Required kernel crypto interface not available."));
+#ifdef ENABLE_AF_ALG
+ log_err( _("Ensure you have algif_skcipher kernel module loaded."));
+#endif
+ }
+ return r;
+}
+
+static int reencrypt_metadata_repair(struct crypt_device *cd)
+{
+ char *password;
+ size_t passwordLen;
+ int r;
+ struct crypt_params_reencrypt params = {
+ .flags = CRYPT_REENCRYPT_REPAIR_NEEDED
+ };
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+ !yesDialog(_("Unprotected LUKS2 reencryption metadata detected. "
+ "Please verify the reencryption operation is desirable (see luksDump output)\n"
+ "and continue (upgrade metadata) only if you acknowledge the operation as genuine."),
+ _("Operation aborted.\n")))
+ return -EINVAL;
+
+ r = tools_get_key(_("Enter passphrase to protect and upgrade reencryption metadata: "),
+ &password, &passwordLen, ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+ ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ return r;
+
+ r = crypt_reencrypt_init_by_passphrase(cd, NULL, password, passwordLen,
+ ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID), NULL, NULL, ¶ms);
+ tools_passphrase_msg(r);
+ if (r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+ password, passwordLen, 0);
+ tools_passphrase_msg(r);
+ if (r >= 0)
+ r = 0;
+
+out:
+ crypt_safe_free(password);
+ return r;
+}
+
+static int luks2_reencrypt_repair(struct crypt_device *cd)
+{
+ int r;
+ size_t passwordLen;
+ const char *msg;
+ char *password = NULL;
+ struct crypt_params_reencrypt params = {};
+
+ crypt_reencrypt_info ri = crypt_reencrypt_status(cd, ¶ms);
+
+ if (params.flags & CRYPT_REENCRYPT_REPAIR_NEEDED)
+ return reencrypt_metadata_repair(cd);
+
+ switch (ri) {
+ case CRYPT_REENCRYPT_NONE:
+ return 0;
+ case CRYPT_REENCRYPT_CLEAN:
+ break;
+ case CRYPT_REENCRYPT_CRASH:
+ if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+ !yesDialog(_("Really proceed with LUKS2 reencryption recovery?"),
+ _("Operation aborted.\n")))
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (ri == CRYPT_REENCRYPT_CLEAN)
+ msg = _("Enter passphrase to verify reencryption metadata digest: ");
+ else
+ msg = _("Enter passphrase for reencryption recovery: ");
+
+ r = tools_get_key(msg, &password, &passwordLen, ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+ ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ return r;
+
+ r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+ password, passwordLen, 0);
+ if (r < 0)
+ goto out;
+
+ if (ri == CRYPT_REENCRYPT_CLEAN) {
+ r = 0;
+ goto out;
+ }
+
+ r = crypt_reencrypt_init_by_passphrase(cd, NULL, password, passwordLen,
+ ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID), NULL, NULL,
+ &(struct crypt_params_reencrypt){ .flags = CRYPT_REENCRYPT_RECOVERY });
+ if (r > 0)
+ r = 0;
+out:
+ crypt_safe_free(password);
+
+ return r;
+}
+
+static int action_luksRepair(void)
+{
+ struct crypt_device *cd = NULL;
+ int r;
+
+ if ((r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0],
+ action_argv[0])))
+ goto out;
+
+ crypt_set_log_callback(cd, quiet_log, &log_parms);
+ r = crypt_load(cd, luksType(device_type), NULL);
+ crypt_set_log_callback(cd, tool_log, &log_parms);
+ if (r == 0 && isLUKS2(crypt_get_type(cd))) {
+ /*
+ * LUKS2 triggers autorepair in crypt_load() above
+ * LUKS1 need to call crypt_repair() even if crypt_load() is ok
+ */
+ log_verbose(_("No known problems detected for LUKS header."));
+ goto out;
+ }
+
+ r = tools_detect_signatures(action_argv[0], PRB_FILTER_LUKS, NULL, ARG_SET(OPT_BATCH_MODE_ID));
+ if (r < 0)
+ goto out;
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+ !yesDialog(_("Really try to repair LUKS device header?"),
+ _("Operation aborted.\n")))
+ r = -EINVAL;
+ else
+ r = crypt_repair(cd, luksType(device_type), NULL);
+out:
+ /* Header is ok, check if reencryption metadata needs repair/recovery. */
+ if (!r && isLUKS2(crypt_get_type(cd)))
+ r = luks2_reencrypt_repair(cd);
+
+ crypt_free(cd);
+ return r;
+}
+
+static int _wipe_data_device(struct crypt_device *cd)
+{
+ char tmp_name[64], tmp_path[128], tmp_uuid[40];
+ uuid_t tmp_uuid_bin;
+ int r = -EINVAL;
+ char *backing_file = NULL;
+ struct tools_progress_params prog_parms = {
+ .frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+ .batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+ .json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+ .interrupt_message = _("\nWipe interrupted."),
+ .device = tools_get_device_name(crypt_get_device_name(cd), &backing_file)
+ };
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID))
+ log_std(_("Wiping device to initialize integrity checksum.\n"
+ "You can interrupt this by pressing CTRL+c "
+ "(rest of not wiped device will contain invalid checksum).\n"));
+
+ /* Activate the device a temporary one */
+ uuid_generate(tmp_uuid_bin);
+ uuid_unparse(tmp_uuid_bin, tmp_uuid);
+ if (snprintf(tmp_name, sizeof(tmp_name), "temporary-cryptsetup-%s", tmp_uuid) < 0)
+ goto out;
+ if (snprintf(tmp_path, sizeof(tmp_path), "%s/%s", crypt_get_dir(), tmp_name) < 0)
+ goto out;
+
+ r = crypt_activate_by_volume_key(cd, tmp_name, NULL, 0,
+ CRYPT_ACTIVATE_PRIVATE | CRYPT_ACTIVATE_NO_JOURNAL);
+ if (r < 0)
+ goto out;
+
+ /* Wipe the device */
+ set_int_handler(0);
+ r = crypt_wipe(cd, tmp_path, CRYPT_WIPE_ZERO, 0, 0, DEFAULT_WIPE_BLOCK,
+ 0, &tools_progress, &prog_parms);
+ if (crypt_deactivate(cd, tmp_name))
+ log_err(_("Cannot deactivate temporary device %s."), tmp_path);
+ set_int_block(0);
+
+out:
+ free(backing_file);
+ return r;
+}
+
+static int strcmp_or_null(const char *str, const char *expected)
+{
+ return !str ? 0 : strcmp(str, expected);
+}
+
+int luksFormat(struct crypt_device **r_cd, char **r_password, size_t *r_passwordLen)
+{
+ int r = -EINVAL, keysize, integrity_keysize = 0, fd, created = 0;
+ struct stat st;
+ const char *header_device, *type;
+ char *msg = NULL, *key = NULL, *password = NULL;
+ char cipher [MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN], integrity[MAX_CIPHER_LEN];
+ size_t passwordLen, signatures;
+ struct crypt_device *cd = NULL;
+ struct crypt_params_luks1 params1 = {
+ .hash = ARG_STR(OPT_HASH_ID) ?: DEFAULT_LUKS1_HASH,
+ .data_alignment = ARG_UINT32(OPT_ALIGN_PAYLOAD_ID),
+ .data_device = ARG_SET(OPT_HEADER_ID) ? action_argv[0] : NULL,
+ };
+ struct crypt_params_luks2 params2 = {
+ .data_alignment = params1.data_alignment,
+ .data_device = params1.data_device,
+ .sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID),
+ .label = ARG_STR(OPT_LABEL_ID),
+ .subsystem = ARG_STR(OPT_SUBSYSTEM_ID)
+ };
+ void *params;
+
+ type = luksType(device_type);
+ if (!type)
+ type = crypt_get_default_type();
+
+ if (isLUKS2(type)) {
+ params = ¶ms2;
+ } else if (isLUKS1(type)) {
+ params = ¶ms1;
+
+ if (ARG_UINT32(OPT_SECTOR_SIZE_ID) > SECTOR_SIZE) {
+ log_err(_("Unsupported encryption sector size."));
+ return -EINVAL;
+ }
+
+ if (ARG_SET(OPT_INTEGRITY_ID)) {
+ log_err(_("Integrity option can be used only for LUKS2 format."));
+ return -EINVAL;
+ }
+
+ if (ARG_SET(OPT_LUKS2_KEYSLOTS_SIZE_ID) || ARG_SET(OPT_LUKS2_METADATA_SIZE_ID)) {
+ log_err(_("Unsupported LUKS2 metadata size options."));
+ return -EINVAL;
+ }
+ } else
+ return -EINVAL;
+
+ /* Create header file (must contain at least one sector)? */
+ if (ARG_SET(OPT_HEADER_ID) && stat(ARG_STR(OPT_HEADER_ID), &st) < 0 && errno == ENOENT) {
+ if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+ !yesDialog(_("Header file does not exist, do you want to create it?"),
+ _("Operation aborted.\n")))
+ return -EPERM;
+
+ log_dbg("Creating header file.");
+ /* coverity[toctou] */
+ fd = open(ARG_STR(OPT_HEADER_ID), O_CREAT|O_EXCL|O_WRONLY, S_IRUSR|S_IWUSR);
+ if (fd == -1 || posix_fallocate(fd, 0, 4096))
+ log_err(_("Cannot create header file %s."), ARG_STR(OPT_HEADER_ID));
+ else {
+ r = 0;
+ created = 1;
+ }
+ if (fd != -1)
+ close(fd);
+ if (r < 0)
+ return r;
+ }
+
+ header_device = ARG_STR(OPT_HEADER_ID) ?: action_argv[0];
+
+ r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_CIPHER(LUKS1),
+ cipher, NULL, cipher_mode);
+ if (r < 0) {
+ log_err(_("No known cipher specification pattern detected."));
+ goto out;
+ }
+
+ if (ARG_SET(OPT_INTEGRITY_ID)) {
+ r = crypt_parse_integrity_mode(ARG_STR(OPT_INTEGRITY_ID), integrity, &integrity_keysize);
+ if (r < 0) {
+ log_err(_("No known integrity specification pattern detected."));
+ goto out;
+ }
+ params2.integrity = integrity;
+ /* FIXME: we use default integrity_params (set to NULL) */
+ }
+
+ /* Never call pwquality if using null cipher */
+ if (crypt_is_cipher_null(cipher))
+ ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+ if ((r = crypt_init(&cd, header_device))) {
+ if (ARG_SET(OPT_HEADER_ID))
+ log_err(_("Cannot use %s as on-disk header."), header_device);
+ return r;
+ }
+
+ if (ARG_SET(OPT_LUKS2_KEYSLOTS_SIZE_ID) || ARG_SET(OPT_LUKS2_METADATA_SIZE_ID)) {
+ r = crypt_set_metadata_size(cd, ARG_UINT64(OPT_LUKS2_METADATA_SIZE_ID), ARG_UINT64(OPT_LUKS2_KEYSLOTS_SIZE_ID));
+ if (r < 0) {
+ log_err(_("Unsupported LUKS2 metadata size options."));
+ goto out;
+ }
+ }
+
+ if (ARG_SET(OPT_OFFSET_ID)) {
+ r = crypt_set_data_offset(cd, ARG_UINT64(OPT_OFFSET_ID));
+ if (r < 0)
+ goto out;
+ }
+
+ /* Print all present signatures in read-only mode */
+ r = tools_detect_signatures(header_device, PRB_FILTER_NONE, &signatures, ARG_SET(OPT_BATCH_MODE_ID));
+ if (r < 0)
+ goto out;
+
+ if (!created && !ARG_SET(OPT_BATCH_MODE_ID)) {
+ r = asprintf(&msg, _("This will overwrite data on %s irrevocably."), header_device);
+ if (r == -1) {
+ r = -ENOMEM;
+ goto out;
+ }
+
+ r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+ free(msg);
+ if (r < 0)
+ goto out;
+ }
+
+ keysize = get_adjusted_key_size(cipher_mode, DEFAULT_LUKS1_KEYBITS, integrity_keysize);
+
+ if (ARG_SET(OPT_USE_RANDOM_ID))
+ crypt_set_rng_type(cd, CRYPT_RNG_RANDOM);
+ else if (ARG_SET(OPT_USE_URANDOM_ID))
+ crypt_set_rng_type(cd, CRYPT_RNG_URANDOM);
+
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+ if (r < 0)
+ goto out;
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+ if (r < 0)
+ goto out;
+ }
+
+ r = set_pbkdf_params(cd, type);
+ if (r) {
+ log_err(_("Failed to set pbkdf parameters."));
+ goto out;
+ }
+
+ /* Signature candidates found */
+ if (signatures && ((r = tools_wipe_all_signatures(header_device, true, false)) < 0))
+ goto out;
+
+ if (ARG_SET(OPT_INTEGRITY_LEGACY_PADDING_ID))
+ crypt_set_compatibility(cd, CRYPT_COMPAT_LEGACY_INTEGRITY_PADDING);
+
+ r = crypt_format(cd, type, cipher, cipher_mode,
+ ARG_STR(OPT_UUID_ID), key, keysize, params);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+
+ r = _set_keyslot_encryption_params(cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_keyslot_add_by_volume_key(cd, ARG_INT32(OPT_KEY_SLOT_ID),
+ key, keysize,
+ password, passwordLen);
+ if (r < 0) {
+ (void) tools_wipe_all_signatures(header_device, true, false);
+ goto out;
+ }
+ tools_keyslot_msg(r, CREATED);
+
+ if (ARG_SET(OPT_INTEGRITY_ID) && !ARG_SET(OPT_INTEGRITY_NO_WIPE_ID) &&
+ strcmp_or_null(params2.integrity, "none"))
+ r = _wipe_data_device(cd);
+out:
+ if (r >= 0 && r_cd && r_password && r_passwordLen) {
+ *r_cd = cd;
+ *r_password = password;
+ *r_passwordLen = passwordLen;
+ } else {
+ crypt_free(cd);
+ crypt_safe_free(password);
+ }
+
+ crypt_safe_free(key);
+
+ return r;
+}
+
+static int action_luksFormat(void)
+{
+ return luksFormat(NULL, NULL, NULL);
+}
+
+static int action_open_luks(void)
+{
+ struct crypt_active_device cad;
+ struct crypt_device *cd = NULL;
+ const char *data_device, *header_device, *activated_name;
+ char *key = NULL;
+ uint32_t activate_flags = 0;
+ int r, keysize, tries;
+ char *password = NULL;
+ size_t passwordLen;
+ struct stat st;
+
+ if (ARG_SET(OPT_REFRESH_ID)) {
+ activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+ r = crypt_init_by_name_and_header(&cd, activated_name, ARG_STR(OPT_HEADER_ID));
+ if (r)
+ goto out;
+ activate_flags |= CRYPT_ACTIVATE_REFRESH;
+ } else {
+ header_device = uuid_or_device_header(&data_device);
+
+ activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+ if ((r = crypt_init_data_device(&cd, header_device, data_device)))
+ goto out;
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ header_device);
+ goto out;
+ }
+
+ if (!data_device && (crypt_get_data_offset(cd) < 8) && !ARG_SET(OPT_TEST_PASSPHRASE_ID)) {
+ log_err(_("Reduced data offset is allowed only for detached LUKS header."));
+ r = -EINVAL;
+ goto out;
+ }
+
+ if (activated_name && !stat(crypt_get_device_name(cd), &st) && S_ISREG(st.st_mode) &&
+ crypt_get_data_offset(cd) >= ((uint64_t)st.st_size / SECTOR_SIZE)) {
+ log_err(_("LUKS file container %s is too small for activation, there is no remaining space for data."),
+ crypt_get_device_name(cd));
+ r = -EINVAL;
+ goto out;
+ }
+ }
+
+ set_activation_flags(&activate_flags);
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ keysize = crypt_get_volume_key_size(cd);
+ if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+ log_err(_("Cannot determine volume key size for LUKS without keyslots, please use --key-size option."));
+ r = -EINVAL;
+ goto out;
+ } else if (!keysize)
+ keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+ if (r < 0)
+ goto out;
+ r = crypt_activate_by_volume_key(cd, activated_name,
+ key, keysize, activate_flags);
+ } else {
+ r = crypt_activate_by_token_pin(cd, activated_name, ARG_STR(OPT_TOKEN_TYPE_ID),
+ ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL, activate_flags);
+ tools_keyslot_msg(r, UNLOCKED);
+ tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+ /* Token requires PIN. Ask if there is evident preference for tokens */
+ if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+ ARG_SET(OPT_TOKEN_ID_ID)))
+ r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), activated_name, ARG_STR(OPT_TOKEN_TYPE_ID), activate_flags, set_tries_tty(), true);
+
+ if (r >= 0 || r == -EEXIST || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+ goto out;
+
+ tries = set_tries_tty();
+ do {
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, activated_name,
+ ARG_INT32(OPT_KEY_SLOT_ID), password, passwordLen, activate_flags);
+ tools_keyslot_msg(r, UNLOCKED);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ crypt_safe_free(password);
+ password = NULL;
+ } while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+ }
+out:
+ if (r >= 0 && ARG_SET(OPT_PERSISTENT_ID) &&
+ (crypt_get_active_device(cd, activated_name, &cad) ||
+ crypt_persistent_flags_set(cd, CRYPT_FLAGS_ACTIVATION, cad.flags & activate_flags)))
+ log_err(_("Device activated but cannot make flags persistent."));
+
+ crypt_safe_free(key);
+ crypt_safe_free(password);
+ crypt_free(cd);
+ return r;
+}
+
+static int verify_keyslot(struct crypt_device *cd, int key_slot, crypt_keyslot_info ki,
+ char *msg_last, char *msg_pass, char *msg_fail,
+ const char *key_file, uint64_t keyfile_offset,
+ int keyfile_size)
+{
+ char *password = NULL;
+ size_t passwordLen;
+ int i, max, r;
+
+ if (ki == CRYPT_SLOT_ACTIVE_LAST && !ARG_SET(OPT_BATCH_MODE_ID) && !key_file &&
+ msg_last && !ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(msg_last, msg_fail))
+ return -EPERM;
+
+ r = tools_get_key(msg_pass, &password, &passwordLen,
+ keyfile_offset, keyfile_size, key_file, ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ if (ki == CRYPT_SLOT_ACTIVE_LAST) {
+ /* check the last keyslot */
+ r = crypt_activate_by_passphrase(cd, NULL, key_slot,
+ password, passwordLen, 0);
+ } else {
+ /* try all other keyslots */
+ r = crypt_keyslot_max(crypt_get_type(cd));
+ if (r < 0)
+ goto out;
+ max = r;
+
+ for (i = 0; i < max ; i++) {
+ if (i == key_slot)
+ continue;
+ ki = crypt_keyslot_status(cd, i);
+ if (ki == CRYPT_SLOT_ACTIVE || ki == CRYPT_SLOT_ACTIVE_LAST)
+ r = crypt_activate_by_passphrase(cd, NULL, i,
+ password, passwordLen, 0);
+ if (r == i)
+ break;
+ }
+ }
+
+ /* Handle inactive keyslots the same as bad password here */
+ if (r == -ENOENT)
+ r = -EPERM;
+ tools_passphrase_msg(r);
+out:
+ crypt_safe_free(password);
+ return r;
+}
+
+static int action_luksKillSlot(void)
+{
+ struct crypt_device *cd = NULL;
+ crypt_keyslot_info ki;
+ int r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ ki = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ switch (ki) {
+ case CRYPT_SLOT_ACTIVE_LAST:
+ case CRYPT_SLOT_ACTIVE:
+ case CRYPT_SLOT_UNBOUND:
+ log_verbose(_("Keyslot %d is selected for deletion."), ARG_INT32(OPT_KEY_SLOT_ID));
+ break;
+ case CRYPT_SLOT_INACTIVE:
+ log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+ /* fall through */
+ case CRYPT_SLOT_INVALID:
+ r = -EINVAL;
+ goto out;
+ }
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) || ARG_SET(OPT_KEY_FILE_ID) || !isatty(STDIN_FILENO)) {
+ r = verify_keyslot(cd, ARG_INT32(OPT_KEY_SLOT_ID), ki,
+ _("This is the last keyslot. Device will become unusable after purging this key."),
+ _("Enter any remaining passphrase: "),
+ _("Operation aborted, the keyslot was NOT wiped.\n"),
+ ARG_STR(OPT_KEY_FILE_ID), ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID));
+ tools_keyslot_msg(r, UNLOCKED);
+
+ if (r == -EPIPE && (!ARG_SET(OPT_KEY_FILE_ID) || tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)))) {
+ log_dbg("Failed read from input, ignoring passphrase.");
+ r = 0;
+ }
+
+ if (r < 0)
+ goto out;
+ }
+
+ r = crypt_keyslot_destroy(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ tools_keyslot_msg(ARG_INT32(OPT_KEY_SLOT_ID), REMOVED);
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksRemoveKey(void)
+{
+ struct crypt_device *cd = NULL;
+ char *password = NULL;
+ size_t passwordLen;
+ int r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ r = tools_get_key(_("Enter passphrase to be deleted: "),
+ &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(0), 0,
+ cd);
+ if(r < 0)
+ goto out;
+
+ r = crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT,
+ password, passwordLen, 0);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(r, UNLOCKED);
+
+ ARG_SET_INT32(OPT_KEY_SLOT_ID, r);
+ log_verbose(_("Keyslot %d is selected for deletion."), ARG_INT32(OPT_KEY_SLOT_ID));
+
+ if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_ACTIVE_LAST &&
+ !ARG_SET(OPT_BATCH_MODE_ID) &&
+ !yesDialog(_("This is the last keyslot. "
+ "Device will become unusable after purging this key."),
+ _("Operation aborted, the keyslot was NOT wiped.\n"))) {
+ r = -EPERM;
+ goto out;
+ }
+
+ r = crypt_keyslot_destroy(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ tools_keyslot_msg(ARG_INT32(OPT_KEY_SLOT_ID), REMOVED);
+out:
+ crypt_safe_free(password);
+ crypt_free(cd);
+ return r;
+}
+
+static int luksAddUnboundKey(void)
+{
+ int r = -EINVAL, keysize = 0;
+ char *key = NULL;
+ const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+ char *password_new = NULL;
+ size_t password_new_size = 0;
+ struct crypt_device *cd = NULL;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+ log_err(_("Device %s is not a valid LUKS2 device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ r = _set_keyslot_encryption_params(cd);
+ if (r < 0)
+ goto out;
+
+ /* Never call pwquality if using null cipher */
+ if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+ ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+ keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+ r = set_pbkdf_params(cd, crypt_get_type(cd));
+ if (r) {
+ log_err(_("Failed to set pbkdf parameters."));
+ goto out;
+ }
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+ if (r < 0)
+ goto out;
+
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ }
+
+ r = tools_get_key(_("Enter new passphrase for key slot: "),
+ &password_new, &password_new_size,
+ ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+ new_key_file, ARG_UINT32(OPT_TIMEOUT_ID),
+ verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_keyslot_add_by_key(cd, ARG_INT32(OPT_KEY_SLOT_ID), key, keysize,
+ password_new, password_new_size, CRYPT_VOLUME_KEY_NO_SEGMENT);
+ tools_keyslot_msg(r, CREATED);
+out:
+ crypt_safe_free(password_new);
+ crypt_safe_free(key);
+ crypt_free(cd);
+ return r;
+}
+
+static int _ask_for_pin(struct crypt_device *cd,
+ int token_id, char **r_pin, size_t *r_pin_size,
+ struct crypt_keyslot_context *kc)
+{
+ int r;
+ char msg[64];
+
+ assert(r_pin);
+ assert(r_pin_size);
+ assert(kc);
+ assert(token_id >= 0 || token_id == CRYPT_ANY_TOKEN);
+
+ if (crypt_keyslot_context_get_type(kc) != CRYPT_KC_TYPE_TOKEN)
+ return -EINVAL;
+
+ if (token_id == CRYPT_ANY_TOKEN)
+ r = snprintf(msg, sizeof(msg), _("Enter token PIN: "));
+ else
+ r = snprintf(msg, sizeof(msg), _("Enter token %d PIN: "), token_id);
+ if (r < 0 || (size_t)r >= sizeof(msg))
+ return -EINVAL;
+
+ r = tools_get_key(msg, r_pin, r_pin_size, 0, 0, NULL,
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ return r;
+
+ r = crypt_keyslot_context_set_pin(cd, *r_pin, *r_pin_size, kc);
+ if (r < 0) {
+ crypt_safe_free(*r_pin);
+ *r_pin = NULL;
+ *r_pin_size = 0;
+ }
+
+ return r;
+}
+
+static int try_keyslot_add(struct crypt_device *cd,
+ int keyslot_existing,
+ int keyslot_new,
+ struct crypt_keyslot_context *kc,
+ struct crypt_keyslot_context *kc_new,
+ bool pin_provided,
+ bool new_pin_provided)
+{
+ int r;
+
+ r = crypt_keyslot_add_by_keyslot_context(cd, keyslot_existing, kc, keyslot_new, kc_new, 0);
+ if (crypt_keyslot_context_get_type(kc) == CRYPT_KC_TYPE_TOKEN)
+ tools_token_error_msg(crypt_keyslot_context_get_error(kc), ARG_STR(OPT_TOKEN_TYPE_ID),
+ ARG_INT32(OPT_TOKEN_ID_ID), pin_provided);
+ if (crypt_keyslot_context_get_type(kc_new) == CRYPT_KC_TYPE_TOKEN)
+ tools_token_error_msg(crypt_keyslot_context_get_error(kc_new), NULL,
+ ARG_INT32(OPT_NEW_TOKEN_ID_ID), new_pin_provided);
+ return r;
+}
+
+static int action_luksAddKey(void)
+{
+ int keyslot_old, keyslot_new, keysize = 0, r = -EINVAL;
+ const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+ char *key = NULL, *password = NULL, *password_new = NULL, *pin = NULL, *pin_new = NULL;
+ size_t pin_size, pin_size_new, password_size = 0, password_new_size = 0;
+ struct crypt_device *cd = NULL;
+ struct crypt_keyslot_context *p_kc_new = NULL, *kc = NULL, *kc_new = NULL;
+
+ /* Unbound keyslot (no assigned data segment) is special case */
+ if (ARG_SET(OPT_UNBOUND_ID))
+ return luksAddUnboundKey();
+
+ /* maintain backward compatibility of luksAddKey action positional parameter */
+ if (!new_key_file)
+ new_key_file = ARG_STR(OPT_NEW_KEYFILE_ID);
+
+ keyslot_old = ARG_INT32(OPT_KEY_SLOT_ID);
+ keyslot_new = ARG_INT32(OPT_NEW_KEY_SLOT_ID);
+
+ /*
+ * maintain backward compatibility of --key-slot/-S as 'new keyslot number'
+ * unless --new-key-slot is used.
+ */
+ if (!ARG_SET(OPT_NEW_KEY_SLOT_ID) && ARG_SET(OPT_KEY_SLOT_ID)) {
+ if (!ARG_SET(OPT_BATCH_MODE_ID))
+ log_std(_("WARNING: The --key-slot parameter is used for new keyslot number.\n"));
+ keyslot_old = CRYPT_ANY_SLOT;
+ keyslot_new = ARG_INT32(OPT_KEY_SLOT_ID);
+ }
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ r = _set_keyslot_encryption_params(cd);
+ if (r < 0)
+ goto out;
+
+ /* Never call pwquality if using null cipher */
+ if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+ ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+ keysize = crypt_get_volume_key_size(cd);
+ r = set_pbkdf_params(cd, crypt_get_type(cd));
+ if (r) {
+ log_err(_("Failed to set pbkdf parameters."));
+ goto out;
+ }
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+ log_err(_("Cannot determine volume key size for LUKS without keyslots, please use --key-size option."));
+ r = -EINVAL;
+ goto out;
+ } else if (!keysize)
+ keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+ r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+ if (r < 0)
+ goto out;
+
+ r = crypt_volume_key_verify(cd, key, keysize);
+ if (r == -EPERM)
+ log_err(_("Volume key does not match the volume."));
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ r = crypt_keyslot_context_init_by_volume_key(cd, key, keysize, &kc);
+ } else if (ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)))
+ r = crypt_keyslot_context_init_by_keyfile(cd,
+ ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+ &kc);
+ else if (ARG_SET(OPT_TOKEN_ID_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) || ARG_SET(OPT_TOKEN_ONLY_ID)) {
+ r = crypt_keyslot_context_init_by_token(cd,
+ ARG_INT32(OPT_TOKEN_ID_ID),
+ ARG_STR(OPT_TOKEN_TYPE_ID),
+ NULL, 0, NULL, &kc);
+ } else {
+ r = tools_get_key(_("Enter any existing passphrase: "),
+ &password, &password_size,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+
+ if (r < 0)
+ goto out;
+
+ /* Check password before asking for new one */
+ r = crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT,
+ password, password_size, 0);
+ check_signal(&r);
+ tools_passphrase_msg(r);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(r, UNLOCKED);
+
+ r = crypt_keyslot_context_init_by_passphrase(cd, password, password_size, &kc);
+ }
+
+ if (r < 0)
+ goto out;
+
+ if (new_key_file && !tools_is_stdin(new_key_file)) {
+ if (ARG_SET(OPT_KEY_FILE_ID) && !strcmp(ARG_STR(OPT_KEY_FILE_ID), new_key_file))
+ p_kc_new = kc;
+ else {
+ r = crypt_keyslot_context_init_by_keyfile(cd,
+ new_key_file,
+ ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+ ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID),
+ &kc_new);
+ p_kc_new = kc_new;
+ }
+ } else if (ARG_SET(OPT_NEW_TOKEN_ID_ID)) {
+ if (ARG_INT32(OPT_NEW_TOKEN_ID_ID) == ARG_INT32(OPT_TOKEN_ID_ID))
+ p_kc_new = kc;
+ else {
+ r = crypt_keyslot_context_init_by_token(cd,
+ ARG_INT32(OPT_NEW_TOKEN_ID_ID),
+ NULL, NULL, 0, NULL, &kc_new);
+ p_kc_new = kc_new;
+ }
+ } else {
+ r = tools_get_key(_("Enter new passphrase for key slot: "),
+ &password_new, &password_new_size,
+ ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID), new_key_file,
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+
+ if (r < 0)
+ goto out;
+ r = crypt_keyslot_context_init_by_passphrase(cd, password_new, password_new_size, &kc_new);
+ }
+
+ if (r < 0)
+ goto out;
+
+ if (!p_kc_new)
+ p_kc_new = kc_new;
+
+ r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+ if (r >= 0 || r != -ENOANO)
+ goto out;
+
+ if (crypt_keyslot_context_get_error(kc) == -ENOANO) {
+ r = _ask_for_pin(cd, ARG_INT32(OPT_TOKEN_ID_ID), &pin, &pin_size, kc);
+ if (r < 0)
+ goto out;
+
+ r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+ if (r >= 0 || r != -ENOANO)
+ goto out;
+ }
+
+ if (crypt_keyslot_context_get_error(p_kc_new) == -ENOANO) {
+ r = _ask_for_pin(cd, ARG_INT32(OPT_NEW_TOKEN_ID_ID), &pin_new, &pin_size_new, p_kc_new);
+ if (r < 0)
+ goto out;
+ r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+ }
+out:
+ tools_keyslot_msg(r, CREATED);
+ crypt_keyslot_context_free(kc);
+ crypt_keyslot_context_free(kc_new);
+ crypt_safe_free(password);
+ crypt_safe_free(password_new);
+ crypt_safe_free(pin);
+ crypt_safe_free(pin_new);
+ crypt_safe_free(key);
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksChangeKey(void)
+{
+ const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+ struct crypt_device *cd = NULL;
+ char *password = NULL, *password_new = NULL;
+ size_t password_size = 0, password_new_size = 0;
+ int r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ r = _set_keyslot_encryption_params(cd);
+ if (r < 0)
+ goto out;
+
+ /* Never call pwquality if using null cipher */
+ if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+ ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+ r = set_pbkdf_params(cd, crypt_get_type(cd));
+ if (r) {
+ log_err(_("Failed to set pbkdf parameters."));
+ goto out;
+ }
+
+ r = tools_get_key(_("Enter passphrase to be changed: "),
+ &password, &password_size,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ /* Check password before asking for new one */
+ r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+ password, password_size, CRYPT_ACTIVATE_ALLOW_UNBOUND_KEY);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(r, UNLOCKED);
+
+ r = tools_get_key(_("Enter new passphrase: "),
+ &password_new, &password_new_size,
+ ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+ new_key_file,
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_keyslot_change_by_passphrase(cd, ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID),
+ password, password_size, password_new, password_new_size);
+ tools_keyslot_msg(r, CREATED);
+out:
+ crypt_safe_free(password);
+ crypt_safe_free(password_new);
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksConvertKey(void)
+{
+ struct crypt_device *cd = NULL;
+ char *password = NULL;
+ size_t password_size = 0;
+ int r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+ log_err(_("Device %s is not a valid LUKS2 device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ r = _set_keyslot_encryption_params(cd);
+ if (r < 0)
+ goto out;
- if (!data_device && (crypt_get_data_offset(cd) < 8)) {
- log_err(_("Reduced data offset is allowed only for detached LUKS header.\n"));
+ if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
r = -EINVAL;
+ log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+ goto out;
+ }
+
+ r = set_pbkdf_params(cd, crypt_get_type(cd));
+ if (r) {
+ log_err(_("Failed to set pbkdf parameters."));
+ goto out;
+ }
+
+ r = tools_get_key(_("Enter passphrase for keyslot to be converted: "),
+ &password, &password_size,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_keyslot_change_by_passphrase(cd, ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID),
+ password, password_size, password, password_size);
+ tools_passphrase_msg(r);
+ tools_keyslot_msg(r, CREATED);
+out:
+ crypt_safe_free(password);
+ crypt_free(cd);
+ return r;
+}
+
+static int action_isLuks(void)
+{
+ struct crypt_device *cd = NULL;
+ int r;
+
+ /* FIXME: argc > max should be checked for other operations as well */
+ if (action_argc > 1) {
+ log_err(_("Only one device argument for isLuks operation is supported."));
+ return -ENODEV;
+ }
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ crypt_set_log_callback(cd, quiet_log, &log_parms);
+ r = crypt_load(cd, luksType(device_type), NULL);
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksUUID(void)
+{
+ struct crypt_device *cd = NULL;
+ const char *existing_uuid = NULL;
+ int r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ goto out;
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID))
+ crypt_set_confirm_callback(cd, yesDialog, _("Operation aborted.\n"));
+
+ if ((r = crypt_load(cd, luksType(device_type), NULL)))
+ goto out;
+
+ if (ARG_SET(OPT_UUID_ID))
+ r = crypt_set_uuid(cd, ARG_STR(OPT_UUID_ID));
+ else {
+ existing_uuid = crypt_get_uuid(cd);
+ log_std("%s\n", existing_uuid ?: "");
+ r = existing_uuid ? 0 : 1;
+ }
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int luksDump_with_volume_key(struct crypt_device *cd)
+{
+ char *vk = NULL, *password = NULL;
+ size_t passwordLen = 0;
+ size_t vk_size;
+ int r;
+
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+ _("The header dump with volume key is sensitive information\n"
+ "that allows access to encrypted partition without a passphrase.\n"
+ "This dump should be stored encrypted in a safe place."),
+ NULL))
+ return -EPERM;
+
+ vk_size = crypt_get_volume_key_size(cd);
+ vk = crypt_safe_alloc(vk_size);
+ if (!vk)
+ return -ENOMEM;
+
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+ if (r < 0)
+ goto out;
+
+ r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size,
+ password, passwordLen);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(r, UNLOCKED);
+
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
+ if (r < 0)
+ goto out;
+ }
+
+ log_std("LUKS header information for %s\n", crypt_get_device_name(cd));
+ log_std("Cipher name: \t%s\n", crypt_get_cipher(cd));
+ log_std("Cipher mode: \t%s\n", crypt_get_cipher_mode(cd));
+ log_std("Payload offset:\t%d\n", (int)crypt_get_data_offset(cd));
+ log_std("UUID: \t%s\n", crypt_get_uuid(cd));
+ log_std("MK bits: \t%d\n", (int)vk_size * 8);
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
goto out;
}
+ log_std("MK dump:\t");
+ crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+ log_std("\n");
+out:
+ crypt_safe_free(password);
+ crypt_safe_free(vk);
+ return r;
+}
+
+static int luksDump_with_unbound_key(struct crypt_device *cd)
+{
+ crypt_keyslot_info ki;
+ char *uk = NULL, *password = NULL;
+ size_t uk_size, passwordLen = 0;
+ int r;
+
+ ki = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ if (ki != CRYPT_SLOT_UNBOUND) {
+ log_err(_("Keyslot %d does not contain unbound key."), ARG_INT32(OPT_KEY_SLOT_ID));
+ return -EINVAL;
+ }
- crypt_set_timeout(cd, opt_timeout);
- crypt_set_password_retry(cd, opt_tries);
- crypt_set_password_verify(cd, _verify_passphrase(0));
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+ _("The header dump with unbound key is sensitive information.\n"
+ "This dump should be stored encrypted in a safe place."),
+ NULL))
+ return -EPERM;
- if (opt_iteration_time)
- crypt_set_iteration_time(cd, opt_iteration_time);
+ r = crypt_keyslot_get_key_size(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ if (r < 0)
+ return -EINVAL;
+ uk_size = r;
+ uk = crypt_safe_alloc(uk_size);
+ if (!uk)
+ return -ENOMEM;
- if (opt_readonly)
- flags |= CRYPT_ACTIVATE_READONLY;
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+ if (r < 0)
+ goto out;
- if (opt_allow_discards)
- flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
+ r = crypt_volume_key_get(cd, ARG_INT32(OPT_KEY_SLOT_ID), uk, &uk_size,
+ password, passwordLen);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(r, UNLOCKED);
- if (opt_master_key_file) {
- keysize = crypt_get_volume_key_size(cd);
- r = _read_mk(opt_master_key_file, &key, keysize);
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), uk, uk_size);
if (r < 0)
goto out;
- r = crypt_activate_by_volume_key(cd, action_argv[1],
- key, keysize, flags);
- } else if (opt_key_file) {
- crypt_set_password_retry(cd, 1);
- r = crypt_activate_by_keyfile(cd, action_argv[1],
- opt_key_slot, opt_key_file, opt_keyfile_size,
- flags);
- } else
- r = crypt_activate_by_passphrase(cd, action_argv[1],
- opt_key_slot, NULL, 0, flags);
+ }
+
+ log_std("LUKS header information for %s\n", crypt_get_device_name(cd));
+ log_std("UUID: \t%s\n", crypt_get_uuid(cd));
+ log_std("Keyslot: \t%d\n", ARG_INT32(OPT_KEY_SLOT_ID));
+ log_std("Key bits:\t%d\n", (int)uk_size * 8);
+ if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+ log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
+ goto out;
+ }
+ log_std("Unbound Key:\t");
+ crypt_log_hex(NULL, uk, uk_size, " ", 16, "\n\t\t");
+ log_std("\n");
out:
- crypt_safe_free(key);
- crypt_free(cd);
+ crypt_safe_free(password);
+ crypt_safe_free(uk);
return r;
}
-static int verify_keyslot(struct crypt_device *cd, int key_slot,
- char *msg_last, char *msg_pass,
- const char *key_file, int keyfile_size)
+static int action_luksDump(void)
{
- crypt_keyslot_info ki;
- char *password = NULL;
- size_t passwordLen;
- int i, r;
-
- ki = crypt_keyslot_status(cd, key_slot);
- if (ki == CRYPT_SLOT_ACTIVE_LAST && msg_last && !_yesDialog(msg_last, NULL))
- return -EPERM;
+ struct crypt_device *cd = NULL;
+ int r;
- r = crypt_get_key(msg_pass, &password, &passwordLen,
- keyfile_size, key_file, opt_timeout,
- _verify_passphrase(0), cd);
- if(r < 0)
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
goto out;
- if (ki == CRYPT_SLOT_ACTIVE_LAST) {
- /* check the last keyslot */
- r = crypt_activate_by_passphrase(cd, NULL, key_slot,
- password, passwordLen, 0);
- } else {
- /* try all other keyslots */
- for (i = 0; i < crypt_keyslot_max(CRYPT_LUKS1); i++) {
- if (i == key_slot)
- continue;
- ki = crypt_keyslot_status(cd, key_slot);
- if (ki == CRYPT_SLOT_ACTIVE)
- r = crypt_activate_by_passphrase(cd, NULL, i,
- password, passwordLen, 0);
- if (r == i)
- break;
- }
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ goto out;
}
- if (r < 0)
- log_err(_("No key available with this passphrase.\n"));
+ if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+ r = luksDump_with_volume_key(cd);
+ else if (ARG_SET(OPT_UNBOUND_ID))
+ r = luksDump_with_unbound_key(cd);
+ else if (ARG_SET(OPT_DUMP_JSON_ID))
+ r = crypt_dump_json(cd, NULL, 0);
+ else
+ r = crypt_dump(cd);
out:
- crypt_safe_free(password);
+ crypt_free(cd);
return r;
}
-static int action_luksKillSlot(int arg __attribute__((unused)))
+static int action_luksSuspend(void)
{
struct crypt_device *cd = NULL;
int r;
- if ((r = crypt_init(&cd, action_argv[0])))
+ r = crypt_init_by_name_and_header(&cd, action_argv[0], uuid_or_device(ARG_STR(OPT_HEADER_ID)));
+ if (!r) {
+ r = crypt_suspend(cd, action_argv[0]);
+ if (r == -ENODEV)
+ log_err(_("%s is not active %s device name."), action_argv[0], "LUKS");
+ }
+
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksResume(void)
+{
+ struct crypt_device *cd = NULL;
+ char *password = NULL;
+ size_t passwordLen;
+ int r, tries;
+ struct crypt_active_device cad;
+ const char *req_type = luksType(device_type);
+
+ if (req_type && !isLUKS(req_type))
+ return -EINVAL;
+
+ if ((r = crypt_init_by_name_and_header(&cd, action_argv[0], uuid_or_device(ARG_STR(OPT_HEADER_ID)))))
+ return r;
+
+ r = -EINVAL;
+ if (!isLUKS(crypt_get_type(cd))) {
+ log_err(_("%s is not active LUKS device name or header is missing."), action_argv[0]);
goto out;
+ }
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
- crypt_set_timeout(cd, opt_timeout);
+ if (req_type && strcmp(req_type, crypt_get_type(cd))) {
+ log_err(_("%s is not active %s device name."), action_argv[0], req_type);
+ goto out;
+ }
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+ r = crypt_get_active_device(cd, action_argv[0], &cad);
+ if (r < 0)
goto out;
- switch (crypt_keyslot_status(cd, opt_key_slot)) {
- case CRYPT_SLOT_ACTIVE_LAST:
- case CRYPT_SLOT_ACTIVE:
- log_verbose(_("Key slot %d selected for deletion.\n"), opt_key_slot);
- break;
- case CRYPT_SLOT_INACTIVE:
- log_err(_("Key %d not active. Can't wipe.\n"), opt_key_slot);
- case CRYPT_SLOT_INVALID:
+ if (!(cad.flags & CRYPT_ACTIVATE_SUSPENDED)) {
+ log_err(_("Volume %s is not suspended."), action_argv[0]);
r = -EINVAL;
goto out;
}
- if (!opt_batch_mode) {
- r = verify_keyslot(cd, opt_key_slot,
- _("This is the last keyslot. Device will become unusable after purging this key."),
- _("Enter any remaining LUKS passphrase: "),
- opt_key_file, opt_keyfile_size);
+ /* try to resume LUKS2 device by token first */
+ r = crypt_resume_by_token_pin(cd, action_argv[0], ARG_STR(OPT_TOKEN_TYPE_ID),
+ ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL);
+ tools_keyslot_msg(r, UNLOCKED);
+ tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+ /* Token requires PIN. Ask if there is evident preference for tokens */
+ if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+ ARG_SET(OPT_TOKEN_ID_ID)))
+ r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), action_argv[0], ARG_STR(OPT_TOKEN_TYPE_ID), 0, set_tries_tty(), false);
+
+ if (r >= 0 || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+ goto out;
+
+ tries = set_tries_tty();
+ do {
+ r = tools_get_key(NULL, &password, &passwordLen,
+ ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+ ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
if (r < 0)
goto out;
- }
- r = crypt_keyslot_destroy(cd, opt_key_slot);
+ r = crypt_resume_by_passphrase(cd, action_argv[0], ARG_INT32(OPT_KEY_SLOT_ID),
+ password, passwordLen);
+ tools_passphrase_msg(r);
+ check_signal(&r);
+ tools_keyslot_msg(r, UNLOCKED);
+
+ crypt_safe_free(password);
+ password = NULL;
+ } while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
out:
+ crypt_safe_free(password);
crypt_free(cd);
return r;
}
-static int action_luksRemoveKey(int arg __attribute__((unused)))
+static int action_luksBackup(void)
{
struct crypt_device *cd = NULL;
- char *password = NULL;
- size_t passwordLen;
int r;
- if ((r = crypt_init(&cd, action_argv[0])))
+ if (!ARG_SET(OPT_HEADER_BACKUP_FILE_ID)) {
+ log_err(_("Option --header-backup-file is required."));
+ return -EINVAL;
+ }
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
goto out;
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
- crypt_set_timeout(cd, opt_timeout);
+ r = crypt_header_backup(cd, NULL, ARG_STR(OPT_HEADER_BACKUP_FILE_ID));
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int action_luksRestore(void)
+{
+ struct crypt_device *cd = NULL;
+ int r = 0;
+
+ if (!ARG_SET(OPT_HEADER_BACKUP_FILE_ID)) {
+ log_err(_("Option --header-backup-file is required."));
+ return -EINVAL;
+ }
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
goto out;
- r = crypt_get_key(_("Enter LUKS passphrase to be deleted: "),
- &password, &passwordLen,
- opt_keyfile_size, opt_key_file,
- opt_timeout,
- _verify_passphrase(0),
- cd);
- if(r < 0)
+ if (!ARG_SET(OPT_BATCH_MODE_ID))
+ crypt_set_confirm_callback(cd, yesDialog, NULL);
+ r = crypt_header_restore(cd, NULL, ARG_STR(OPT_HEADER_BACKUP_FILE_ID));
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static const char *_get_device_type(void)
+{
+ const char *type, *name = NULL;
+ struct crypt_device *cd = NULL;
+
+ if (action_argc > 1)
+ name = action_argv[1];
+ else if (action_argc == 1)
+ name = action_argv[0];
+
+ if (crypt_init_by_name_and_header(&cd, name, ARG_STR(OPT_HEADER_ID)))
+ return NULL;
+
+ type = crypt_get_type(cd);
+ if (!type) {
+ crypt_free(cd);
+ log_err(_("%s is not cryptsetup managed device."), name);
+ return NULL;
+ }
+
+ if (!strncmp(type, "LUKS", 4))
+ type = "luks";
+ else if (!strcmp(type, CRYPT_PLAIN))
+ type = "plain";
+ else if (!strcmp(type, CRYPT_LOOPAES))
+ type = "loopaes";
+ else {
+ log_err(_("Refresh is not supported for device type %s"), type);
+ type = NULL;
+ }
+
+ crypt_free(cd);
+
+ return type;
+}
+
+static int action_open(void)
+{
+ int r = -EINVAL;
+
+ if (ARG_SET(OPT_REFRESH_ID) && !device_type)
+ /* read device type from active mapping */
+ device_type = _get_device_type();
+
+ if (!device_type)
+ return -EINVAL;
+
+ if (!strcmp(device_type, "luks") ||
+ !strcmp(device_type, "luks1") ||
+ !strcmp(device_type, "luks2")) {
+ if (action_argc < 2 && (!ARG_SET(OPT_TEST_PASSPHRASE_ID) && !ARG_SET(OPT_REFRESH_ID)))
+ goto out;
+ return action_open_luks();
+ } else if (!strcmp(device_type, "plain")) {
+ if (action_argc < 2 && !ARG_SET(OPT_REFRESH_ID))
+ goto out;
+ return action_open_plain();
+ } else if (!strcmp(device_type, "loopaes")) {
+ if (action_argc < 2 && !ARG_SET(OPT_REFRESH_ID))
+ goto out;
+ return action_open_loopaes();
+ } else if (!strcmp(device_type, "tcrypt")) {
+ if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ goto out;
+ return action_open_tcrypt();
+ } else if (!strcmp(device_type, "bitlk")) {
+ if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ goto out;
+ return action_open_bitlk();
+ } else if (!strcmp(device_type, "fvault2")) {
+ if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ goto out;
+ return action_open_fvault2();
+ } else
+ r = -ENOENT;
+out:
+ if (r == -ENOENT)
+ log_err(_("Unrecognized metadata device type %s."), device_type);
+ else
+ log_err(_("Command requires device and mapped name as arguments."));
+
+ return r;
+}
+
+static int action_luksErase(void)
+{
+ struct crypt_device *cd = NULL;
+ crypt_keyslot_info ki;
+ char *msg = NULL;
+ int i, max, r;
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
goto out;
- r = crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT,
- password, passwordLen, 0);
- if (r < 0)
+ if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
goto out;
+ }
- opt_key_slot = r;
- log_verbose(_("Key slot %d selected for deletion.\n"), opt_key_slot);
+ if(asprintf(&msg, _("This operation will erase all keyslots on device %s.\n"
+ "Device will become unusable after this operation."),
+ uuid_or_device_header(NULL)) == -1) {
+ r = -ENOMEM;
+ goto out;
+ }
- if (crypt_keyslot_status(cd, opt_key_slot) == CRYPT_SLOT_ACTIVE_LAST &&
- !_yesDialog(_("This is the last keyslot. "
- "Device will become unusable after purging this key."),
- NULL)) {
+ if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(msg, _("Operation aborted, keyslots were NOT wiped.\n"))) {
r = -EPERM;
goto out;
}
- r = crypt_keyslot_destroy(cd, opt_key_slot);
+ /* Safety check */
+ max = crypt_keyslot_max(crypt_get_type(cd));
+ if (max <= 0) {
+ r = -EINVAL;
+ goto out;
+ }
+
+ for (i = 0; i < max; i++) {
+ ki = crypt_keyslot_status(cd, i);
+ if (ki == CRYPT_SLOT_ACTIVE || ki == CRYPT_SLOT_ACTIVE_LAST) {
+ r = crypt_keyslot_destroy(cd, i);
+ if (r < 0)
+ goto out;
+ tools_keyslot_msg(i, REMOVED);
+ }
+ }
out:
- crypt_safe_free(password);
+ free(msg);
crypt_free(cd);
return r;
}
-static int action_luksAddKey(int arg __attribute__((unused)))
+static int action_luksConvert(void)
{
- int r = -EINVAL, keysize = 0;
- char *key = NULL;
- const char *opt_new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
struct crypt_device *cd = NULL;
+ char *msg = NULL;
+ const char *to_type, *from_type;
+ int r;
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+ if (!strcmp(device_type, "luks2")) {
+ to_type = CRYPT_LUKS2;
+ } else if (!strcmp(device_type, "luks1")) {
+ to_type = CRYPT_LUKS1;
+ } else {
+ log_err(_("Invalid LUKS type, only luks1 and luks2 are supported."));
+ return -EINVAL;
+ }
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ return r;
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
- goto out;
+ if ((r = crypt_load(cd, CRYPT_LUKS, NULL)) ||
+ !(from_type = crypt_get_type(cd))) {
+ log_err(_("Device %s is not a valid LUKS device."),
+ uuid_or_device_header(NULL));
+ crypt_free(cd);
+ return r;
+ }
- keysize = crypt_get_volume_key_size(cd);
- /* FIXME: lib cannot properly set verification for new/old passphrase */
- crypt_set_password_verify(cd, _verify_passphrase(0));
- crypt_set_timeout(cd, opt_timeout);
- if (opt_iteration_time)
- crypt_set_iteration_time(cd, opt_iteration_time);
-
- if (opt_master_key_file) {
- r = _read_mk(opt_master_key_file, &key, keysize);
- if (r < 0)
- goto out;
- //FIXME: process keyfile arg
- r = crypt_keyslot_add_by_volume_key(cd, opt_key_slot,
- key, keysize, NULL, 0);
- } else if (opt_key_file || opt_new_key_file) {
- r = crypt_keyslot_add_by_keyfile(cd, opt_key_slot,
- opt_key_file, opt_keyfile_size,
- opt_new_key_file, opt_new_keyfile_size);
- } else {
- r = crypt_keyslot_add_by_passphrase(cd, opt_key_slot,
- NULL, 0, NULL, 0);
+ if (!strcmp(from_type, to_type)) {
+ log_err(_("Device is already %s type."), to_type);
+ crypt_free(cd);
+ return -EINVAL;
}
-out:
+
+ r = 0;
+ if (!ARG_SET(OPT_BATCH_MODE_ID)) {
+ if (asprintf(&msg, _("This operation will convert %s to %s format.\n"),
+ uuid_or_device_header(NULL), to_type) == -1)
+ r = -ENOMEM;
+ else if (!yesDialog(msg, _("Operation aborted, device was NOT converted.\n")))
+ r = -EPERM;
+ }
+
+ r = r ?: crypt_convert(cd, to_type, NULL);
+
+ free(msg);
crypt_free(cd);
- crypt_safe_free(key);
return r;
}
-static int _slots_full(struct crypt_device *cd)
+static int _config_priority(struct crypt_device *cd)
{
- int i;
+ crypt_keyslot_info cs;
+ crypt_keyslot_priority priority = CRYPT_SLOT_PRIORITY_INVALID;
+
+ if (!strcmp("normal", ARG_STR(OPT_PRIORITY_ID)))
+ priority = CRYPT_SLOT_PRIORITY_NORMAL;
+ else if (!strcmp("prefer", ARG_STR(OPT_PRIORITY_ID)))
+ priority = CRYPT_SLOT_PRIORITY_PREFER;
+ else if (!strcmp("ignore", ARG_STR(OPT_PRIORITY_ID)))
+ priority = CRYPT_SLOT_PRIORITY_IGNORE;
+
+ cs = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+ if (cs != CRYPT_SLOT_INVALID)
+ return crypt_keyslot_set_priority(cd, ARG_INT32(OPT_KEY_SLOT_ID), priority);
+ return -EINVAL;
+}
- for (i = 0; i < crypt_keyslot_max(crypt_get_type(cd)); i++)
- if (crypt_keyslot_status(cd, i) == CRYPT_SLOT_INACTIVE)
- return 0;
- return 1;
+static int _config_labels(struct crypt_device *cd)
+{
+ return crypt_set_label(cd, ARG_STR(OPT_LABEL_ID), ARG_STR(OPT_SUBSYSTEM_ID));
}
-static int action_luksChangeKey(int arg __attribute__((unused)))
+static int action_luksConfig(void)
{
- const char *opt_new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
struct crypt_device *cd = NULL;
- char *vk = NULL, *password = NULL;
- size_t passwordLen = 0;
- size_t vk_size;
- int new_key_slot, old_key_slot, r;
+ int r;
- if ((r = crypt_init(&cd, action_argv[0])))
+ if (!ARG_SET(OPT_PRIORITY_ID) && !ARG_SET(OPT_LABEL_ID) && !ARG_SET(OPT_SUBSYSTEM_ID)) {
+ log_err(_("Option --priority, --label or --subsystem is missing."));
+ return -EINVAL;
+ }
+
+ if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+ return r;
+
+ if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+ log_err(_("Device %s is not a valid LUKS2 device."),
+ uuid_or_device_header(NULL));
+ goto out;
+ }
+
+ if (ARG_SET(OPT_PRIORITY_ID) && (r = _config_priority(cd)))
goto out;
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+ if ((ARG_SET(OPT_LABEL_ID) || ARG_SET(OPT_SUBSYSTEM_ID)) && (r = _config_labels(cd)))
goto out;
+out:
+ crypt_free(cd);
+ return r;
+}
+
+static int _token_add(struct crypt_device *cd)
+{
+ int r, token;
+ crypt_token_info token_info;
+ const struct crypt_token_params_luks2_keyring params = {
+ .key_description = ARG_STR(OPT_KEY_DESCRIPTION_ID)
+ };
+
+ if (ARG_INT32(OPT_TOKEN_ID_ID) != CRYPT_ANY_TOKEN) {
+ token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+ if (token_info < CRYPT_TOKEN_INACTIVE) {
+ log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ } else if (token_info > CRYPT_TOKEN_INACTIVE && !ARG_SET(OPT_TOKEN_REPLACE_ID)) {
+ log_err(_("Token %d in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ }
+ }
+
+ if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
+ log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+ return -EINVAL;
+ }
+
+ r = crypt_token_luks2_keyring_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), ¶ms);
+ if (r < 0) {
+ log_err(_("Failed to add luks2-keyring token %d."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return r;
+ }
+
+ token = r;
+
+ if (ARG_SET(OPT_UNBOUND_ID))
+ return token;
+
+ r = crypt_token_assign_keyslot(cd, token, ARG_INT32(OPT_KEY_SLOT_ID));
+ if (r < 0) {
+ log_err(_("Failed to assign token %d to keyslot %d."), token, ARG_INT32(OPT_KEY_SLOT_ID));
+ (void) crypt_token_json_set(cd, token, NULL);
+ return r;
+ }
+
+ return token;
+}
+
+static int _token_remove(struct crypt_device *cd)
+{
+ crypt_token_info token_info;
+
+ token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+ if (token_info < CRYPT_TOKEN_INACTIVE) {
+ log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ } else if (token_info == CRYPT_TOKEN_INACTIVE) {
+ log_err(_("Token %d is not in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ }
+
+ return crypt_token_json_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+}
+
+static int _token_import(struct crypt_device *cd)
+{
+ char *json;
+ size_t json_length;
+ crypt_token_info token_info;
+ int r, token;
+
+ if (ARG_INT32(OPT_TOKEN_ID_ID) != CRYPT_ANY_TOKEN) {
+ token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+ if (token_info < CRYPT_TOKEN_INACTIVE) {
+ log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ } else if (token_info > CRYPT_TOKEN_INACTIVE && !ARG_SET(OPT_TOKEN_REPLACE_ID)) {
+ log_err(_("Token %d in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return -EINVAL;
+ }
+ }
+
+ if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
+ log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+ return -EINVAL;
+ }
+
+ r = tools_read_json_file(ARG_STR(OPT_JSON_FILE_ID), &json, &json_length, ARG_SET(OPT_BATCH_MODE_ID));
+ if (r)
+ return r;
+
+ r = crypt_token_json_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), json);
+ free(json);
+ if (r < 0) {
+ log_err(_("Failed to import token from file."));
+ return r;
+ }
+
+ token = r;
+
+ if (ARG_INT32(OPT_KEY_SLOT_ID) != CRYPT_ANY_SLOT) {
+ r = crypt_token_assign_keyslot(cd, token, ARG_INT32(OPT_KEY_SLOT_ID));
+ if (r < 0) {
+ log_err(_("Failed to assign token %d to keyslot %d."), token, ARG_INT32(OPT_KEY_SLOT_ID));
+ (void) crypt_token_json_set(cd, token, NULL);
+ return r;
+ }
+ }
- if (opt_iteration_time)
- crypt_set_iteration_time(cd, opt_iteration_time);
+ return token;
+}
- r = crypt_get_key(_("Enter LUKS passphrase to be changed: "),
- &password, &passwordLen,
- opt_keyfile_size, opt_key_file, opt_timeout,
- _verify_passphrase(0), cd);
- if (r < 0)
- goto out;
+static int _token_export(struct crypt_device *cd)
+{
+ const char *json;
+ int r;
- vk_size = crypt_get_volume_key_size(cd);
- vk = crypt_safe_alloc(vk_size);
- if (!vk) {
- r = -ENOMEM;
- goto out;
+ r = crypt_token_json_get(cd, ARG_INT32(OPT_TOKEN_ID_ID), &json);
+ if (r < 0) {
+ log_err(_("Failed to get token %d for export."), ARG_INT32(OPT_TOKEN_ID_ID));
+ return r;
}
- r = crypt_volume_key_get(cd, opt_key_slot, vk, &vk_size,
- password, passwordLen);
+ return tools_write_json_file(ARG_STR(OPT_JSON_FILE_ID), json);
+}
+
+static int _token_unassign(struct crypt_device *cd)
+{
+ int r = crypt_token_is_assigned(cd, ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+
if (r < 0) {
- if (opt_key_slot != CRYPT_ANY_SLOT)
- log_err(_("No key available with this passphrase.\n"));
- goto out;
- }
+ if (r == -ENOENT)
+ log_err(_("Token %d is not assigned to keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+ else
+ log_err(_("Failed to unassign token %d from keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
- if (opt_key_slot != CRYPT_ANY_SLOT || _slots_full(cd)) {
- log_dbg("Key slot %d is going to be overwritten (%s).",
- r, opt_key_slot != CRYPT_ANY_SLOT ?
- "explicit key slot specified" : "no free key slot");
- old_key_slot = r;
- new_key_slot = r;
- } else {
- log_dbg("Allocating new key slot.");
- old_key_slot = r;
- new_key_slot = CRYPT_ANY_SLOT;
+ return r;
}
- crypt_safe_free(password);
- password = NULL;
- passwordLen = 0;
- r = crypt_get_key(_("Enter new LUKS passphrase: "),
- &password, &passwordLen,
- opt_new_keyfile_size, opt_new_key_file,
- opt_timeout, _verify_passphrase(0), cd);
+ r = crypt_token_unassign_keyslot(cd, ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
if (r < 0)
- goto out;
+ log_err(_("Failed to unassign token %d from keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
- if (new_key_slot == old_key_slot) {
- (void)crypt_keyslot_destroy(cd, old_key_slot);
- r = crypt_keyslot_add_by_volume_key(cd, new_key_slot,
- vk, vk_size,
- password, passwordLen);
- if (r >= 0)
- log_verbose(_("Key slot %d changed.\n"), r);
- } else {
- r = crypt_keyslot_add_by_volume_key(cd, CRYPT_ANY_SLOT,
- vk, vk_size,
- password, passwordLen);
- if (r >= 0) {
- log_verbose(_("Replaced with key slot %d.\n"), r);
- r = crypt_keyslot_destroy(cd, old_key_slot);
- }
- }
- if (r < 0)
- log_err(_("Failed to swap new key slot.\n"));
-out:
- crypt_safe_free(vk);
- crypt_safe_free(password);
- crypt_free(cd);
return r;
}
-static int action_isLuks(int arg __attribute__((unused)))
+static int action_token(void)
{
- struct crypt_device *cd = NULL;
int r;
+ struct crypt_device *cd = NULL;
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+ if ((r = crypt_init(&cd, uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[1]))))
+ return r;
+
+ if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+ log_err(_("Device %s is not a valid LUKS2 device."),
+ uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[1]));
+ crypt_free(cd);
+ return r;
+ }
+
+ r = -EINVAL;
+
+ if (!strcmp(action_argv[0], "add")) {
+ r = _token_add(cd); /* adds only luks2-keyring type */
+ tools_token_msg(r, CREATED);
+ } else if (!strcmp(action_argv[0], "remove")) {
+ r = _token_remove(cd);
+ tools_token_msg(r, REMOVED);
+ } else if (!strcmp(action_argv[0], "import")) {
+ r = _token_import(cd);
+ tools_token_msg(r, CREATED);
+ } else if (!strcmp(action_argv[0], "export"))
+ r = _token_export(cd);
+ else if (!strcmp(action_argv[0], "unassign"))
+ r = _token_unassign(cd);
- crypt_set_log_callback(cd, _quiet_log, NULL);
- r = crypt_load(cd, CRYPT_LUKS1, NULL);
-out:
crypt_free(cd);
+
return r;
}
-static int action_luksUUID(int arg __attribute__((unused)))
+static int action_reencrypt(void)
{
- struct crypt_device *cd = NULL;
- const char *existing_uuid = NULL;
- int r;
+ return reencrypt(action_argc, action_argv);
+}
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+static const char *verify_tcryptdump(void)
+{
+ if ((ARG_SET(OPT_TCRYPT_HIDDEN_ID) || ARG_SET(OPT_TCRYPT_SYSTEM_ID) || ARG_SET(OPT_TCRYPT_BACKUP_ID)) && (!device_type || strcmp(device_type, "tcrypt")))
+ return _("Option --tcrypt-hidden, --tcrypt-system or --tcrypt-backup is supported only for TCRYPT device.");
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
+ if ((ARG_SET(OPT_VERACRYPT_ID) || ARG_SET(OPT_DISABLE_VERACRYPT_ID)) && (!device_type || strcmp(device_type, "tcrypt")))
+ return _("Option --veracrypt or --disable-veracrypt is supported only for TCRYPT device type.");
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
- goto out;
+ if (ARG_SET(OPT_VERACRYPT_PIM_ID) && ARG_SET(OPT_DISABLE_VERACRYPT_ID))
+ return _("Option --veracrypt-pim is supported only for VeraCrypt compatible devices.");
- if (opt_uuid)
- r = crypt_set_uuid(cd, opt_uuid);
- else {
- existing_uuid = crypt_get_uuid(cd);
- log_std("%s\n", existing_uuid ?: "");
- r = existing_uuid ? 0 : 1;
+ if (ARG_SET(OPT_VERACRYPT_QUERY_PIM_ID)) {
+ if (ARG_SET(OPT_DISABLE_VERACRYPT_ID))
+ return _("Option --veracrypt-query-pim is supported only for VeraCrypt compatible devices.");
+ else if (ARG_SET(OPT_VERACRYPT_PIM_ID))
+ return _("The options --veracrypt-pim and --veracrypt-query-pim are mutually exclusive.");
}
-out:
- crypt_free(cd);
- return r;
+
+ return NULL;
}
-static int luksDump_with_volume_key(struct crypt_device *cd)
+static const char * verify_open(void)
{
- char *vk = NULL, *password = NULL;
- size_t passwordLen = 0;
- size_t vk_size;
- unsigned i;
- int r;
+ if (ARG_SET(OPT_PERSISTENT_ID) && ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ return _("Option --persistent is not allowed with --test-passphrase.");
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
- if (!_yesDialog(
- _("LUKS header dump with volume key is sensitive information\n"
- "which allows access to encrypted partition without passphrase.\n"
- "This dump should be always stored encrypted on safe place."),
- NULL))
- return -EPERM;
+ if (ARG_SET(OPT_REFRESH_ID) && ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ return _("Options --refresh and --test-passphrase are mutually exclusive.");
- vk_size = crypt_get_volume_key_size(cd);
- vk = crypt_safe_alloc(vk_size);
- if (!vk)
- return -ENOMEM;
+ if (ARG_SET(OPT_SHARED_ID) && strcmp_or_null(device_type, "plain"))
+ return _("Option --shared is allowed only for open of plain device.");
- r = crypt_get_key(_("Enter LUKS passphrase: "), &password, &passwordLen,
- opt_keyfile_size, opt_key_file, opt_timeout, 0, cd);
- if (r < 0)
- goto out;
+ if (ARG_SET(OPT_SKIP_ID) && strcmp_or_null(device_type, "plain") && strcmp(device_type, "loopaes"))
+ return _("Option --skip is supported only for open of plain and loopaes devices.");
- r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size,
- password, passwordLen);
- if (r < 0)
- goto out;
+ if (ARG_SET(OPT_OFFSET_ID) && strcmp_or_null(device_type, "plain") && strcmp(device_type, "loopaes"))
+ return _("Option --offset with open action is only supported for plain and loopaes devices.");
- log_std("LUKS header information for %s\n", crypt_get_device_name(cd));
- log_std("Cipher name: \t%s\n", crypt_get_cipher(cd));
- log_std("Cipher mode: \t%s\n", crypt_get_cipher_mode(cd));
- log_std("Payload offset:\t%d\n", (int)crypt_get_data_offset(cd));
- log_std("UUID: \t%s\n", crypt_get_uuid(cd));
- log_std("MK bits: \t%d\n", (int)vk_size * 8);
- log_std("MK dump:\t");
+ if (ARG_SET(OPT_TCRYPT_HIDDEN_ID) && ARG_SET(OPT_ALLOW_DISCARDS_ID))
+ return _("Option --tcrypt-hidden cannot be combined with --allow-discards.");
- for(i = 0; i < vk_size; i++) {
- if (i && !(i % 16))
- log_std("\n\t\t");
- log_std("%02hhx ", (char)vk[i]);
- }
- log_std("\n");
+ if (ARG_SET(OPT_SECTOR_SIZE_ID) &&
+ (!device_type || strcmp(device_type, "plain")))
+ return _("Sector size option with open action is supported only for plain devices.");
-out:
- crypt_safe_free(password);
- crypt_safe_free(vk);
- return r;
-}
+ if (ARG_SET(OPT_IV_LARGE_SECTORS_ID) && (!device_type || strcmp(device_type, "plain") ||
+ ARG_UINT32(OPT_SECTOR_SIZE_ID) <= SECTOR_SIZE))
+ return _("Large IV sectors option is supported only for opening plain type device with sector size larger than 512 bytes.");
-static int action_luksDump(int arg __attribute__((unused)))
-{
- struct crypt_device *cd = NULL;
- int r;
+ if (ARG_SET(OPT_TEST_PASSPHRASE_ID) && (!device_type ||
+ (strncmp(device_type, "luks", 4) && strcmp(device_type, "tcrypt") &&
+ strcmp(device_type, "bitlk") && strcmp(device_type, "fvault2"))))
+ return _("Option --test-passphrase is allowed only for open of LUKS, TCRYPT, BITLK and FVAULT2 devices.");
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+ if (ARG_SET(OPT_DEVICE_SIZE_ID) && ARG_SET(OPT_SIZE_ID))
+ return _("Options --device-size and --size cannot be combined.");
- if ((r = crypt_load(cd, CRYPT_LUKS1, NULL)))
- goto out;
+ if (ARG_SET(OPT_UNBOUND_ID) && device_type && strncmp(device_type, "luks", 4))
+ return _("Option --unbound is allowed only for open of luks device.");
- if (opt_dump_master_key)
- r = luksDump_with_volume_key(cd);
- else
- r = crypt_dump(cd);
-out:
- crypt_free(cd);
- return r;
+ if (ARG_SET(OPT_UNBOUND_ID) && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+ return _("Option --unbound cannot be used without --test-passphrase.");
+
+ /* "open --type tcrypt" and "tcryptDump" checks are identical */
+ return verify_tcryptdump();
}
-static int action_luksSuspend(int arg __attribute__((unused)))
+static const char *verify_close(void)
{
- struct crypt_device *cd = NULL;
- int r;
+ if (ARG_SET(OPT_CANCEL_DEFERRED_ID) && ARG_SET(OPT_DEFERRED_ID))
+ return _("Options --cancel-deferred and --deferred cannot be used at the same time.");
- r = crypt_init_by_name_and_header(&cd, action_argv[0], opt_header_device);
- if (!r)
- r = crypt_suspend(cd, action_argv[0]);
+ return NULL;
+}
- crypt_free(cd);
- return r;
+static const char *verify_resize(void)
+{
+ if (ARG_SET(OPT_DEVICE_SIZE_ID) && ARG_SET(OPT_SIZE_ID))
+ return _("Options --device-size and --size cannot be combined.");
+
+ return NULL;
}
-static int action_luksResume(int arg __attribute__((unused)))
+static const char *verify_reencrypt(void)
{
- struct crypt_device *cd = NULL;
- int r;
+ if (ARG_SET(OPT_REDUCE_DEVICE_SIZE_ID) && ARG_SET(OPT_DEVICE_SIZE_ID))
+ return _("Options --reduce-device-size and --data-size cannot be combined.");
- if ((r = crypt_init_by_name_and_header(&cd, action_argv[0], opt_header_device)))
- goto out;
+ if (isLUKS1(luksType(device_type)) && ARG_SET(OPT_ACTIVE_NAME_ID))
+ return _("Option --active-name can be set only for LUKS2 device.");
- crypt_set_timeout(cd, opt_timeout);
- crypt_set_password_retry(cd, opt_tries);
- crypt_set_password_verify(cd, _verify_passphrase(0));
+ if (ARG_SET(OPT_ACTIVE_NAME_ID) && ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+ return _("Options --active-name and --force-offline-reencrypt cannot be combined.");
- if (opt_key_file)
- r = crypt_resume_by_keyfile(cd, action_argv[0], CRYPT_ANY_SLOT,
- opt_key_file, opt_keyfile_size);
- else
- r = crypt_resume_by_passphrase(cd, action_argv[0], CRYPT_ANY_SLOT,
- NULL, 0);
-out:
- crypt_free(cd);
- return r;
+ return NULL;
}
-static int action_luksBackup(int arg __attribute__((unused)))
+static const char *verify_config(void)
{
- struct crypt_device *cd = NULL;
- int r;
+ if (ARG_SET(OPT_PRIORITY_ID) && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT)
+ return _("Keyslot specification is required.");
- if (!opt_header_backup_file) {
- log_err(_("Option --header-backup-file is required.\n"));
- return -EINVAL;
- }
+ return NULL;
+}
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+static const char *verify_format(void)
+{
+ if (ARG_SET(OPT_ALIGN_PAYLOAD_ID) && ARG_SET(OPT_OFFSET_ID))
+ return _("Options --align-payload and --offset cannot be combined.");
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
+ if (ARG_SET(OPT_INTEGRITY_NO_WIPE_ID) && !ARG_SET(OPT_INTEGRITY_ID))
+ return _("Option --integrity-no-wipe can be used only for format action with integrity extension.");
- r = crypt_header_backup(cd, CRYPT_LUKS1, opt_header_backup_file);
-out:
- crypt_free(cd);
- return r;
+ if (ARG_SET(OPT_USE_RANDOM_ID) && ARG_SET(OPT_USE_URANDOM_ID))
+ return _("Only one of --use-[u]random options is allowed.");
+
+ return NULL;
}
-static int action_luksRestore(int arg __attribute__((unused)))
+static const char *verify_addkey(void)
{
- struct crypt_device *cd = NULL;
- int r = 0;
+ if (ARG_SET(OPT_UNBOUND_ID) && !ARG_UINT32(OPT_KEY_SIZE_ID))
+ return _("Key size is required with --unbound option.");
- if (!opt_header_backup_file) {
- log_err(_("Option --header-backup-file is required.\n"));
- return -EINVAL;
- }
+ return NULL;
+}
- if ((r = crypt_init(&cd, action_argv[0])))
- goto out;
+static const char *verify_luksDump(void)
+{
+ if (ARG_SET(OPT_UNBOUND_ID) && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT)
+ return _("Keyslot specification is required.");
- crypt_set_confirm_callback(cd, _yesDialog, NULL);
- r = crypt_header_restore(cd, CRYPT_LUKS1, opt_header_backup_file);
-out:
- crypt_free(cd);
- return r;
+ return NULL;
}
-static __attribute__ ((noreturn)) void usage(poptContext popt_context,
- int exitcode, const char *error,
- const char *more)
+static const char *verify_token(void)
{
- poptPrintUsage(popt_context, stderr, 0);
- if (error)
- log_err("%s: %s\n", more, error);
- poptFreeContext(popt_context);
- exit(exitcode);
+ if (strcmp(action_argv[0], "add") &&
+ strcmp(action_argv[0], "remove") &&
+ strcmp(action_argv[0], "import") &&
+ strcmp(action_argv[0], "export") &&
+ strcmp(action_argv[0], "unassign"))
+ return _("Invalid token action.");
+
+ if (!ARG_SET(OPT_KEY_DESCRIPTION_ID) && !strcmp(action_argv[0], "add"))
+ return _("--key-description parameter is mandatory for token add action.");
+
+ if (ARG_INT32(OPT_TOKEN_ID_ID) == CRYPT_ANY_TOKEN &&
+ (!strcmp(action_argv[0], "remove") || !strcmp(action_argv[0], "export")))
+ return _("Action requires specific token. Use --token-id parameter.");
+
+ if (ARG_SET(OPT_UNBOUND_ID)) {
+ if (strcmp(action_argv[0], "add"))
+ return _("Option --unbound is valid only with token add action.");
+ if (ARG_SET(OPT_KEY_SLOT_ID))
+ return _("Options --key-slot and --unbound cannot be combined.");
+ }
+
+ if (!strcmp(action_argv[0], "unassign")) {
+ if (!ARG_SET(OPT_KEY_SLOT_ID))
+ return _("Action requires specific keyslot. Use --key-slot parameter.");
+ if (!ARG_SET(OPT_TOKEN_ID_ID))
+ return _("Action requires specific token. Use --token-id parameter.");
+ }
+
+ return NULL;
}
+static struct action_type {
+ const char *type;
+ int (*handler)(void);
+ const char *(*verify)(void);
+ int required_action_argc;
+ const char *arg_desc;
+ const char *desc;
+} action_types[] = {
+ { OPEN_ACTION, action_open, verify_open, 1, N_("<device> [--type <type>] [<name>]"),N_("open device as <name>") },
+ { CLOSE_ACTION, action_close, verify_close, 1, N_("<name>"), N_("close device (remove mapping)") },
+ { RESIZE_ACTION, action_resize, verify_resize, 1, N_("<name>"), N_("resize active device") },
+ { STATUS_ACTION, action_status, NULL, 1, N_("<name>"), N_("show device status") },
+ { BENCHMARK_ACTION, action_benchmark, NULL, 0, N_("[--cipher <cipher>]"), N_("benchmark cipher") },
+ { REPAIR_ACTION, action_luksRepair, NULL, 1, N_("<device>"), N_("try to repair on-disk metadata") },
+ { REENCRYPT_ACTION, action_reencrypt, verify_reencrypt, 0, N_("<device>"), N_("reencrypt LUKS2 device") },
+ { ERASE_ACTION, action_luksErase, NULL, 1, N_("<device>"), N_("erase all keyslots (remove encryption key)") },
+ { CONVERT_ACTION, action_luksConvert, NULL, 1, N_("<device>"), N_("convert LUKS from/to LUKS2 format") },
+ { CONFIG_ACTION, action_luksConfig, verify_config, 1, N_("<device>"), N_("set permanent configuration options for LUKS2") },
+ { FORMAT_ACTION, action_luksFormat, verify_format, 1, N_("<device> [<new key file>]"), N_("formats a LUKS device") },
+ { ADDKEY_ACTION, action_luksAddKey, verify_addkey, 1, N_("<device> [<new key file>]"), N_("add key to LUKS device") },
+ { REMOVEKEY_ACTION, action_luksRemoveKey, NULL, 1, N_("<device> [<key file>]"), N_("removes supplied key or key file from LUKS device") },
+ { CHANGEKEY_ACTION, action_luksChangeKey, NULL, 1, N_("<device> [<key file>]"), N_("changes supplied key or key file of LUKS device") },
+ { CONVERTKEY_ACTION, action_luksConvertKey, NULL, 1, N_("<device> [<key file>]"), N_("converts a key to new pbkdf parameters") },
+ { KILLKEY_ACTION, action_luksKillSlot, NULL, 2, N_("<device> <key slot>"), N_("wipes key with number <key slot> from LUKS device") },
+ { UUID_ACTION, action_luksUUID, NULL, 1, N_("<device>"), N_("print UUID of LUKS device") },
+ { ISLUKS_ACTION, action_isLuks, NULL, 1, N_("<device>"), N_("tests <device> for LUKS partition header") },
+ { LUKSDUMP_ACTION, action_luksDump, verify_luksDump, 1, N_("<device>"), N_("dump LUKS partition information") },
+ { TCRYPTDUMP_ACTION, action_tcryptDump, verify_tcryptdump, 1, N_("<device>"), N_("dump TCRYPT device information") },
+ { BITLKDUMP_ACTION, action_bitlkDump, NULL, 1, N_("<device>"), N_("dump BITLK device information") },
+ { FVAULT2DUMP_ACTION, action_fvault2Dump, NULL, 1, N_("<device>"), N_("dump FVAULT2 device information") },
+ { SUSPEND_ACTION, action_luksSuspend, NULL, 1, N_("<device>"), N_("Suspend LUKS device and wipe key (all IOs are frozen)") },
+ { RESUME_ACTION, action_luksResume, NULL, 1, N_("<device>"), N_("Resume suspended LUKS device") },
+ { HEADERBACKUP_ACTION, action_luksBackup, NULL, 1, N_("<device>"), N_("Backup LUKS device header and keyslots") },
+ { HEADERRESTORE_ACTION, action_luksRestore, NULL, 1, N_("<device>"), N_("Restore LUKS device header and keyslots") },
+ { TOKEN_ACTION, action_token, verify_token, 2, N_("<add|remove|import|export> <device>"), N_("Manipulate LUKS2 tokens") },
+ {}
+};
+
static void help(poptContext popt_context,
enum poptCallbackReason reason __attribute__((unused)),
struct poptOption *key,
const char *arg __attribute__((unused)),
void *data __attribute__((unused)))
{
+ const char *path;
+
if (key->shortName == '?') {
struct action_type *action;
+ const struct crypt_pbkdf_type *pbkdf_luks1, *pbkdf_luks2;
- log_std("%s\n",PACKAGE_STRING);
-
+ tools_package_version(PACKAGE_NAME, true);
poptPrintHelp(popt_context, stdout, 0);
log_std(_("\n"
log_std("\t%s %s - %s\n", action->type, _(action->arg_desc), _(action->desc));
log_std(_("\n"
+ "You can also use old <action> syntax aliases:\n"
+ "\topen: create (plainOpen), luksOpen, loopaesOpen, tcryptOpen, bitlkOpen, fvault2Open\n"
+ "\tclose: remove (plainClose), luksClose, loopaesClose, tcryptClose, bitlkClose, fvault2Close\n"));
+ log_std(_("\n"
"<name> is the device to create under %s\n"
"<device> is the encrypted device\n"
"<key slot> is the LUKS key slot number to modify\n"
"<key file> optional key file for the new key for luksAddKey action\n"),
crypt_get_dir());
- log_std(_("\nDefault compiled-in keyfile parameters:\n"
+ log_std(_("\nDefault compiled-in metadata format is %s (for luksFormat action).\n"),
+ crypt_get_default_type());
+
+ path = crypt_token_external_path();
+ if (path) {
+ log_std(_("\nLUKS2 external token plugin support is %s.\n"), _("compiled-in"));
+ log_std(_("LUKS2 external token plugin path: %s.\n"), path);
+ } else
+ log_std(_("\nLUKS2 external token plugin support is %s.\n"), _("disabled"));
+
+ pbkdf_luks1 = crypt_get_pbkdf_default(CRYPT_LUKS1);
+ pbkdf_luks2 = crypt_get_pbkdf_default(CRYPT_LUKS2);
+ log_std(_("\nDefault compiled-in key and passphrase parameters:\n"
"\tMaximum keyfile size: %dkB, "
- "Maximum interactive passphrase length %d (characters)\n"),
- DEFAULT_KEYFILE_SIZE_MAXKB, DEFAULT_PASSPHRASE_SIZE_MAX);
+ "Maximum interactive passphrase length %d (characters)\n"
+ "Default PBKDF for LUKS1: %s, iteration time: %d (ms)\n"
+ "Default PBKDF for LUKS2: %s\n"
+ "\tIteration time: %d, Memory required: %dkB, Parallel threads: %d\n"),
+ DEFAULT_KEYFILE_SIZE_MAXKB, DEFAULT_PASSPHRASE_SIZE_MAX,
+ pbkdf_luks1->type, pbkdf_luks1->time_ms,
+ pbkdf_luks2->type, pbkdf_luks2->time_ms, pbkdf_luks2->max_memory_kb,
+ pbkdf_luks2->parallel_threads);
log_std(_("\nDefault compiled-in device cipher parameters:\n"
"\tloop-AES: %s, Key %d bits\n"
"\tplain: %s, Key: %d bits, Password hashing: %s\n"
- "\tLUKS1: %s, Key: %d bits, LUKS header hashing: %s, RNG: %s\n"),
+ "\tLUKS: %s, Key: %d bits, LUKS header hashing: %s, RNG: %s\n"),
DEFAULT_LOOPAES_CIPHER, DEFAULT_LOOPAES_KEYBITS,
DEFAULT_CIPHER(PLAIN), DEFAULT_PLAIN_KEYBITS, DEFAULT_PLAIN_HASH,
DEFAULT_CIPHER(LUKS1), DEFAULT_LUKS1_KEYBITS, DEFAULT_LUKS1_HASH,
DEFAULT_RNG);
+#if defined(ENABLE_LUKS_ADJUST_XTS_KEYSIZE) && DEFAULT_LUKS1_KEYBITS != 512
+ log_std(_("\tLUKS: Default keysize with XTS mode (two internal keys) will be doubled.\n"));
+#endif
+ tools_cleanup();
+ poptFreeContext(popt_context);
+ exit(EXIT_SUCCESS);
+ } else if (key->shortName == 'V') {
+ tools_package_version(PACKAGE_NAME, true);
+ tools_cleanup();
+ poptFreeContext(popt_context);
exit(EXIT_SUCCESS);
} else
usage(popt_context, EXIT_SUCCESS, NULL, NULL);
}
-static void _dbg_version_and_cmd(int argc, const char **argv)
+static void help_args(struct action_type *action, poptContext popt_context)
{
- int i;
+ char buf[128];
- log_std("# %s %s processing \"", PACKAGE_NAME, PACKAGE_VERSION);
- for (i = 0; i < argc; i++) {
- if (i)
- log_std(" ");
- log_std("%s", argv[i]);
- }
- log_std("\"\n");
+ if (snprintf(buf, sizeof(buf), _("%s: requires %s as arguments"), action->type, action->arg_desc) < 0)
+ buf[0] = '\0';
+ usage(popt_context, EXIT_FAILURE, buf, poptGetInvocationName(popt_context));
}
static int run_action(struct action_type *action)
log_dbg("Running command %s.", action->type);
- if (action->required_memlock)
- crypt_memory_lock(NULL, 1);
-
- r = action->handler(action->arg);
-
- if (action->required_memlock)
- crypt_memory_lock(NULL, 0);
+ set_int_handler(0);
+ r = action->handler();
/* Some functions returns keyslot # */
if (r > 0)
r = 0;
+ check_signal(&r);
show_status(r);
+ return translate_errno(r);
+}
+
+static const char *verify_action(struct action_type *action)
+{
+ log_dbg("Verifying parameters for command %s.", action->type);
+
+ return action->verify ? action->verify() : NULL;
+}
+
+static bool needs_size_conversion(unsigned arg_id)
+{
+ return (arg_id == OPT_DEVICE_SIZE_ID || arg_id == OPT_HOTZONE_SIZE_ID ||
+ arg_id == OPT_LUKS2_KEYSLOTS_SIZE_ID || arg_id == OPT_LUKS2_METADATA_SIZE_ID ||
+ arg_id == OPT_REDUCE_DEVICE_SIZE_ID);
+}
+
+static void check_key_slot_value(poptContext popt_context)
+{
+ if (ARG_INT32(OPT_KEY_SLOT_ID) < 0)
+ usage(popt_context, EXIT_FAILURE, _("Key slot is invalid."),
+ poptGetInvocationName(popt_context));
+}
- /* Translate exit code to simple codes */
- switch (r) {
- case 0: r = EXIT_SUCCESS; break;
- case -EEXIST:
- case -EBUSY: r = 5; break;
- case -ENOTBLK:
- case -ENODEV: r = 4; break;
- case -ENOMEM: r = 3; break;
- case -EPERM: r = 2; break;
- case -EINVAL:
- case -ENOENT:
- case -ENOSYS:
- default: r = EXIT_FAILURE;
+static void basic_options_cb(poptContext popt_context,
+ enum poptCallbackReason reason __attribute__((unused)),
+ struct poptOption *key,
+ const char *arg,
+ void *data __attribute__((unused)))
+{
+ tools_parse_arg_value(popt_context, tool_core_args[key->val].type, tool_core_args + key->val, arg, key->val, needs_size_conversion);
+
+ /* special cases additional handling */
+ switch (key->val) {
+ case OPT_DEBUG_JSON_ID:
+ /* fall through */
+ case OPT_DEBUG_ID:
+ log_parms.debug = true;
+ /* fall through */
+ case OPT_VERBOSE_ID:
+ log_parms.verbose = true;
+ break;
+ case OPT_DEVICE_SIZE_ID:
+ if (ARG_UINT64(OPT_DEVICE_SIZE_ID) == 0)
+ usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+ poptGetInvocationName(popt_context));
+ if (ARG_UINT64(OPT_DEVICE_SIZE_ID) % SECTOR_SIZE)
+ usage(popt_context, EXIT_FAILURE, _("Device size must be multiple of 512 bytes sector."),
+ poptGetInvocationName(popt_context));
+ break;
+ case OPT_HOTZONE_SIZE_ID:
+ if (ARG_UINT64(OPT_HOTZONE_SIZE_ID) == 0)
+ usage(popt_context, EXIT_FAILURE, _("Invalid max reencryption hotzone size specification."),
+ poptGetInvocationName(popt_context));
+ break;
+ case OPT_KEY_FILE_ID:
+ if (tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
+ free(keyfile_stdin);
+ keyfile_stdin = strdup(ARG_STR(OPT_KEY_FILE_ID));
+ } else if (keyfiles_count < MAX_KEYFILES)
+ keyfiles[keyfiles_count++] = strdup(ARG_STR(OPT_KEY_FILE_ID));
+ total_keyfiles++;
+ break;
+ case OPT_KEY_SIZE_ID:
+ if (ARG_UINT32(OPT_KEY_SIZE_ID) % 8)
+ usage(popt_context, EXIT_FAILURE,
+ _("Key size must be a multiple of 8 bits"),
+ poptGetInvocationName(popt_context));
+ break;
+ case OPT_KEY_SLOT_ID:
+ check_key_slot_value(popt_context);
+ break;
+ case OPT_KEYSLOT_KEY_SIZE_ID:
+ if (ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) == 0)
+ usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+ poptGetInvocationName(popt_context));
+ if (ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) % 8)
+ usage(popt_context, EXIT_FAILURE,
+ _("Key size must be a multiple of 8 bits"),
+ poptGetInvocationName(popt_context));
+ break;
+ case OPT_REDUCE_DEVICE_SIZE_ID:
+ if (ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID) > 1024 * 1024 * 1024)
+ usage(popt_context, EXIT_FAILURE, _("Maximum device reduce size is 1 GiB."),
+ poptGetInvocationName(popt_context));
+ if (ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID) % SECTOR_SIZE)
+ usage(popt_context, EXIT_FAILURE, _("Reduce size must be multiple of 512 bytes sector."),
+ poptGetInvocationName(popt_context));
+ data_shift = -(int64_t)ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID);
+ break;
+ case OPT_SECTOR_SIZE_ID:
+ if (ARG_UINT32(OPT_SECTOR_SIZE_ID) < SECTOR_SIZE ||
+ ARG_UINT32(OPT_SECTOR_SIZE_ID) > MAX_SECTOR_SIZE ||
+ (ARG_UINT32(OPT_SECTOR_SIZE_ID) & (ARG_UINT32(OPT_SECTOR_SIZE_ID) - 1)))
+ usage(popt_context, EXIT_FAILURE,
+ _("Unsupported encryption sector size."),
+ poptGetInvocationName(popt_context));
+ break;
+ case OPT_PRIORITY_ID:
+ if (strcmp(ARG_STR(OPT_PRIORITY_ID), "normal") &&
+ strcmp(ARG_STR(OPT_PRIORITY_ID), "prefer") &&
+ strcmp(ARG_STR(OPT_PRIORITY_ID), "ignore"))
+ usage(popt_context, EXIT_FAILURE,
+ _("Option --priority can be only ignore/normal/prefer."),
+ poptGetInvocationName(popt_context));
+ break;
}
- return r;
+}
+
+static void cryptsetup_init_arg_aliases(void)
+{
+ unsigned i;
+
+ for (i = 1; i < ARRAY_SIZE(tool_core_args); i++)
+ if (tool_core_args[i].type == CRYPT_ARG_ALIAS)
+ ARG_INIT_ALIAS(i);
}
int main(int argc, const char **argv)
{
- static char *popt_tmp;
static struct poptOption popt_help_options[] = {
{ NULL, '\0', POPT_ARG_CALLBACK, help, 0, NULL, NULL },
{ "help", '?', POPT_ARG_NONE, NULL, 0, N_("Show this help message"), NULL },
{ "usage", '\0', POPT_ARG_NONE, NULL, 0, N_("Display brief usage"), NULL },
+ { "version",'V', POPT_ARG_NONE, NULL, 0, N_("Print package version"), NULL },
+ POPT_TABLEEND
+ };
+ static struct poptOption popt_basic_options[] = {
+ { NULL, '\0', POPT_ARG_CALLBACK, basic_options_cb, 0, NULL, NULL },
+#define ARG(A, B, C, D, E, F, G, H) { A, B, C, NULL, A ## _ID, D, E },
+#include "cryptsetup_arg_list.h"
+#undef ARG
POPT_TABLEEND
};
static struct poptOption popt_options[] = {
- { NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_help_options, 0, N_("Help options:"), NULL },
- { "version", '\0', POPT_ARG_NONE, &opt_version_mode, 0, N_("Print package version"), NULL },
- { "verbose", 'v', POPT_ARG_NONE, &opt_verbose, 0, N_("Shows more detailed error messages"), NULL },
- { "debug", '\0', POPT_ARG_NONE, &opt_debug, 0, N_("Show debug messages"), NULL },
- { "cipher", 'c', POPT_ARG_STRING, &opt_cipher, 0, N_("The cipher used to encrypt the disk (see /proc/crypto)"), NULL },
- { "hash", 'h', POPT_ARG_STRING, &opt_hash, 0, N_("The hash used to create the encryption key from the passphrase"), NULL },
- { "verify-passphrase", 'y', POPT_ARG_NONE, &opt_verify_passphrase, 0, N_("Verifies the passphrase by asking for it twice"), NULL },
- { "key-file", 'd', POPT_ARG_STRING, &opt_key_file, 0, N_("Read the key from a file."), NULL },
- { "master-key-file", '\0', POPT_ARG_STRING, &opt_master_key_file, 0, N_("Read the volume (master) key from file."), NULL },
- { "dump-master-key", '\0', POPT_ARG_NONE, &opt_dump_master_key, 0, N_("Dump volume (master) key instead of keyslots info."), NULL },
- { "key-size", 's', POPT_ARG_INT, &opt_key_size, 0, N_("The size of the encryption key"), N_("BITS") },
- { "keyfile-size", 'l', POPT_ARG_LONG, &opt_keyfile_size, 0, N_("Limits the read from keyfile"), N_("bytes") },
- { "new-keyfile-size", '\0', POPT_ARG_LONG, &opt_new_keyfile_size, 0, N_("Limits the read from newly added keyfile"), N_("bytes") },
- { "key-slot", 'S', POPT_ARG_INT, &opt_key_slot, 0, N_("Slot number for new key (default is first free)"), NULL },
- { "size", 'b', POPT_ARG_STRING, &popt_tmp, 1, N_("The size of the device"), N_("SECTORS") },
- { "offset", 'o', POPT_ARG_STRING, &popt_tmp, 2, N_("The start offset in the backend device"), N_("SECTORS") },
- { "skip", 'p', POPT_ARG_STRING, &popt_tmp, 3, N_("How many sectors of the encrypted data to skip at the beginning"), N_("SECTORS") },
- { "readonly", 'r', POPT_ARG_NONE, &opt_readonly, 0, N_("Create a readonly mapping"), NULL },
- { "iter-time", 'i', POPT_ARG_INT, &opt_iteration_time, 0, N_("PBKDF2 iteration time for LUKS (in ms)"), N_("msecs") },
- { "batch-mode", 'q', POPT_ARG_NONE, &opt_batch_mode, 0, N_("Do not ask for confirmation"), NULL },
- { "timeout", 't', POPT_ARG_INT, &opt_timeout, 0, N_("Timeout for interactive passphrase prompt (in seconds)"), N_("secs") },
- { "tries", 'T', POPT_ARG_INT, &opt_tries, 0, N_("How often the input of the passphrase can be retried"), NULL },
- { "align-payload", '\0', POPT_ARG_INT, &opt_align_payload, 0, N_("Align payload at <n> sector boundaries - for luksFormat"), N_("SECTORS") },
- { "header-backup-file",'\0', POPT_ARG_STRING, &opt_header_backup_file, 0, N_("File with LUKS header and keyslots backup."), NULL },
- { "use-random", '\0', POPT_ARG_NONE, &opt_random, 0, N_("Use /dev/random for generating volume key."), NULL },
- { "use-urandom", '\0', POPT_ARG_NONE, &opt_urandom, 0, N_("Use /dev/urandom for generating volume key."), NULL },
- { "shared", '\0', POPT_ARG_NONE, &opt_shared, 0, N_("Share device with another non-overlapping crypt segment."), NULL },
- { "uuid", '\0', POPT_ARG_STRING, &opt_uuid, 0, N_("UUID for device to use."), NULL },
- { "allow-discards", '\0', POPT_ARG_NONE, &opt_allow_discards, 0, N_("Allow discards (aka TRIM) requests for device."), NULL },
- { "header", '\0', POPT_ARG_STRING, &opt_header_device, 0, N_("Device or file with separated LUKS header."), NULL },
+ { NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_help_options, 0, N_("Help options:"), NULL },
+ { NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_basic_options, 0, NULL, NULL },
POPT_TABLEEND
};
poptContext popt_context;
struct action_type *action;
- const char *aname;
+ const char *aname, *error_message;
int r;
- const char *null_action_argv[] = {NULL};
- crypt_set_log_callback(NULL, _log, NULL);
+ /* initialize aliases */
+ cryptsetup_init_arg_aliases();
+
+ crypt_set_log_callback(NULL, tool_log, &log_parms);
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
popt_context = poptGetContext(PACKAGE, argc, argv, popt_options, 0);
poptSetOtherOptionHelp(popt_context,
- N_("[OPTION...] <action> <action-specific>]"));
-
- while((r = poptGetNextOpt(popt_context)) > 0) {
- unsigned long long ull_value;
- char *endp;
-
- errno = 0;
- ull_value = strtoull(popt_tmp, &endp, 0);
- if (*endp || !*popt_tmp ||
- (errno == ERANGE && ull_value == ULLONG_MAX) ||
- (errno != 0 && ull_value == 0))
- r = POPT_ERROR_BADNUMBER;
-
- switch(r) {
- case 1:
- opt_size = ull_value;
- break;
- case 2:
- opt_offset = ull_value;
- break;
- case 3:
- opt_skip = ull_value;
- opt_skip_valid = 1;
- break;
- }
+ _("[OPTION...] <action> <action-specific>"));
- if (r < 0)
- break;
- }
+ while ((r = poptGetNextOpt(popt_context)) > 0) {}
if (r < -1)
usage(popt_context, EXIT_FAILURE, poptStrerror(r),
poptBadOption(popt_context, POPT_BADOPTION_NOALIAS));
- if (opt_version_mode) {
- log_std("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
- poptFreeContext(popt_context);
- exit(EXIT_SUCCESS);
- }
if (!(aname = poptGetArg(popt_context)))
usage(popt_context, EXIT_FAILURE, _("Argument <action> missing."),
poptGetInvocationName(popt_context));
- for(action = action_types; action->type; action++)
- if (strcmp(action->type, aname) == 0)
- break;
- if (!action->type)
- usage(popt_context, EXIT_FAILURE, _("Unknown action."),
- poptGetInvocationName(popt_context));
action_argc = 0;
action_argv = poptGetArgs(popt_context);
while(action_argv[action_argc] != NULL)
action_argc++;
- if(action_argc < action->required_action_argc) {
- char buf[128];
- snprintf(buf, 128,_("%s: requires %s as arguments"), action->type, action->arg_desc);
- usage(popt_context, EXIT_FAILURE, buf,
- poptGetInvocationName(popt_context));
- }
+ /* Handle aliases */
+ if (!strcmp(aname, "create")) {
+ /* create command had historically switched arguments */
+ if (action_argv[0] && action_argv[1]) {
+ const char *tmp = action_argv[0];
+ action_argv[0] = action_argv[1];
+ action_argv[1] = tmp;
+ }
+ aname = OPEN_ACTION;
+ device_type = "plain";
+ } else if (!strcmp(aname, "plainOpen")) {
+ aname = OPEN_ACTION;
+ device_type = "plain";
+ } else if (!strcmp(aname, "luksOpen")) {
+ aname = OPEN_ACTION;
+ device_type = "luks";
+ } else if (!strcmp(aname, "loopaesOpen")) {
+ aname = OPEN_ACTION;
+ device_type = "loopaes";
+ } else if (!strcmp(aname, "tcryptOpen")) {
+ aname = OPEN_ACTION;
+ device_type = "tcrypt";
+ } else if (!strcmp(aname, "bitlkOpen")) {
+ aname = OPEN_ACTION;
+ device_type = "bitlk";
+ } else if (!strcmp(aname, "fvault2Open")) {
+ aname = OPEN_ACTION;
+ device_type = "fvault2";
+ } else if (!strcmp(aname, "tcryptDump")) {
+ device_type = "tcrypt";
+ } else if (!strcmp(aname, "bitlkDump")) {
+ device_type = "bitlk";
+ } else if (!strcmp(aname, "fvault2Dump")) {
+ device_type = "fvault2";
+ } else if (!strcmp(aname, "remove") ||
+ !strcmp(aname, "plainClose") ||
+ !strcmp(aname, "luksClose") ||
+ !strcmp(aname, "loopaesClose") ||
+ !strcmp(aname, "tcryptClose") ||
+ !strcmp(aname, "bitlkClose") ||
+ !strcmp(aname, "fvault2Close")) {
+ aname = CLOSE_ACTION;
+ } else if (!strcmp(aname, "luksErase")) {
+ aname = ERASE_ACTION;
+ device_type = "luks";
+ } else if (!strcmp(aname, "luksConfig")) {
+ aname = CONFIG_ACTION;
+ device_type = "luks2";
+ } else if (!strcmp(aname, "refresh")) {
+ aname = OPEN_ACTION;
+ ARG_SET_TRUE(OPT_REFRESH_ID);
+ } else if (ARG_SET(OPT_TYPE_ID))
+ device_type = ARG_STR(OPT_TYPE_ID);
+
+ /* ignore user supplied type and query device type instead */
+ if (ARG_SET(OPT_REFRESH_ID))
+ device_type = NULL;
- /* FIXME: rewrite this from scratch */
+ for(action = action_types; action->type; action++)
+ if (strcmp(action->type, aname) == 0)
+ break;
- if (opt_shared && strcmp(aname, "create")) {
- usage(popt_context, EXIT_FAILURE,
- _("Option --shared is allowed only for create operation.\n"),
+ if (!action->type)
+ usage(popt_context, EXIT_FAILURE, _("Unknown action."),
poptGetInvocationName(popt_context));
+
+ if (action_argc < action->required_action_argc)
+ help_args(action, popt_context);
+
+ /* this routine short circuits to exit() on error */
+ tools_check_args(action->type, tool_core_args, ARRAY_SIZE(tool_core_args), popt_context);
+
+ if (!strcmp(aname, KILLKEY_ACTION) && action_argc > 1) {
+ ARG_SET_INT32(OPT_KEY_SLOT_ID, atoi(action_argv[1]));
+ check_key_slot_value(popt_context);
}
- if (opt_allow_discards &&
- strcmp(aname, "luksOpen") &&
- strcmp(aname, "create") &&
- strcmp(aname, "loopaesOpen")) {
- usage(popt_context, EXIT_FAILURE,
- _("Option --allow-discards is allowed only for luksOpen, loopaesOpen and create operation.\n"),
- poptGetInvocationName(popt_context));
+ if ((!strcmp(aname, REMOVEKEY_ACTION) ||
+ !strcmp(aname, FORMAT_ACTION)) &&
+ action_argc > 1) {
+ if (ARG_SET(OPT_KEY_FILE_ID))
+ log_err(_("Option --key-file takes precedence over specified key file argument."));
+ else
+ ARG_SET_STR(OPT_KEY_FILE_ID, strdup(action_argv[1]));
}
- if (opt_key_size &&
- strcmp(aname, "luksFormat") &&
- strcmp(aname, "create") &&
- strcmp(aname, "loopaesOpen")) {
- usage(popt_context, EXIT_FAILURE,
- _("Option --key-size is allowed only for luksFormat, create and loopaesOpen.\n"
- "To limit read from keyfile use --keyfile-size=(bytes)."),
+ if (total_keyfiles > 1 && (strcmp_or_null(device_type, "tcrypt")))
+ usage(popt_context, EXIT_FAILURE, _("Only one --key-file argument is allowed."),
poptGetInvocationName(popt_context));
- }
- if (opt_key_size % 8)
+ if (ARG_SET(OPT_PBKDF_ID) && crypt_parse_pbkdf(ARG_STR(OPT_PBKDF_ID), &set_pbkdf))
usage(popt_context, EXIT_FAILURE,
- _("Key size must be a multiple of 8 bits"),
- poptGetInvocationName(popt_context));
+ _("Password-based key derivation function (PBKDF) can be only pbkdf2 or argon2i/argon2id."),
+ poptGetInvocationName(popt_context));
- if (!strcmp(aname, "luksKillSlot") && action_argc > 1)
- opt_key_slot = atoi(action_argv[1]);
- if (opt_key_slot != CRYPT_ANY_SLOT &&
- (opt_key_slot < 0 || opt_key_slot >= crypt_keyslot_max(CRYPT_LUKS1)))
- usage(popt_context, EXIT_FAILURE, _("Key slot is invalid."),
- poptGetInvocationName(popt_context));
+ if (ARG_SET(OPT_PBKDF_FORCE_ITERATIONS_ID) && ARG_SET(OPT_ITER_TIME_ID))
+ usage(popt_context, EXIT_FAILURE,
+ _("PBKDF forced iterations cannot be combined with iteration time option."),
+ poptGetInvocationName(popt_context));
- if ((!strcmp(aname, "luksRemoveKey") ||
- !strcmp(aname, "luksFormat")) &&
- action_argc > 1) {
- if (opt_key_file)
- log_err(_("Option --key-file takes precedence over specified key file argument.\n"));
- else
- opt_key_file = action_argv[1];
+ if (ARG_SET(OPT_DEBUG_ID) || ARG_SET(OPT_DEBUG_JSON_ID)) {
+ crypt_set_debug_level(ARG_SET(OPT_DEBUG_JSON_ID)? CRYPT_DEBUG_JSON : CRYPT_DEBUG_ALL);
+ dbg_version_and_cmd(argc, argv);
}
- if (opt_keyfile_size < 0 || opt_new_keyfile_size < 0 || opt_key_size < 0) {
- usage(popt_context, EXIT_FAILURE,
- _("Negative number for option not permitted."),
- poptGetInvocationName(popt_context));
- }
+ /* reencrypt action specific check */
- if (opt_random && opt_urandom)
- usage(popt_context, EXIT_FAILURE, _("Only one of --use-[u]random options is allowed."),
- poptGetInvocationName(popt_context));
- if ((opt_random || opt_urandom) && strcmp(aname, "luksFormat"))
- usage(popt_context, EXIT_FAILURE, _("Option --use-[u]random is allowed only for luksFormat."),
+ if (ARG_SET(OPT_KEYSLOT_CIPHER_ID) != ARG_SET(OPT_KEYSLOT_KEY_SIZE_ID))
+ usage(popt_context, EXIT_FAILURE, _("Options --keyslot-cipher and --keyslot-key-size must be used together."),
poptGetInvocationName(popt_context));
- if (opt_uuid && strcmp(aname, "luksFormat") && strcmp(aname, "luksUUID"))
- usage(popt_context, EXIT_FAILURE, _("Option --uuid is allowed only for luksFormat and luksUUID."),
- poptGetInvocationName(popt_context));
+ error_message = verify_action(action);
+ if (error_message)
+ usage(popt_context, EXIT_FAILURE, error_message, poptGetInvocationName(popt_context));
- if (opt_skip && strcmp(aname, "create") && strcmp(aname, "loopaesOpen"))
- usage(popt_context, EXIT_FAILURE,
- _("Option --skip is supported only for create and loopaesOpen commands.\n"),
- poptGetInvocationName(popt_context));
+ if (ARG_SET(OPT_TEST_ARGS_ID)) {
+ log_std(_("No action taken. Invoked with --test-args option.\n"));
+ tools_cleanup();
+ poptFreeContext(popt_context);
+ return 0;
+ }
- if (opt_offset && strcmp(aname, "create") && strcmp(aname, "loopaesOpen"))
- usage(popt_context, EXIT_FAILURE,
- _("Option --offset is supported only for create and loopaesOpen commands.\n"),
- poptGetInvocationName(popt_context));
+ if (ARG_SET(OPT_DISABLE_KEYRING_ID))
+ (void) crypt_volume_key_keyring(NULL, 0);
- if (opt_debug) {
- opt_verbose = 1;
- crypt_set_debug_level(-1);
- _dbg_version_and_cmd(argc, argv);
+ if (ARG_SET(OPT_DISABLE_EXTERNAL_TOKENS_ID))
+ (void) crypt_token_external_disable();
+
+ if (ARG_SET(OPT_DISABLE_LOCKS_ID) && crypt_metadata_locking(NULL, 0)) {
+ log_std(_("Cannot disable metadata locking."));
+ r = EXIT_FAILURE;
+ } else {
+ r = run_action(action);
}
- r = run_action(action);
+ tools_cleanup();
poptFreeContext(popt_context);
return r;
}