diff options
Diffstat (limited to '')
-rw-r--r-- | src/veritysetup.c | 680 |
1 files changed, 680 insertions, 0 deletions
diff --git a/src/veritysetup.c b/src/veritysetup.c new file mode 100644 index 0000000..8be81cc --- /dev/null +++ b/src/veritysetup.c @@ -0,0 +1,680 @@ +/* + * veritysetup - setup cryptographic volumes for dm-verity + * + * Copyright (C) 2012-2023 Red Hat, Inc. All rights reserved. + * Copyright (C) 2012-2023 Milan Broz + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "cryptsetup.h" +#include "veritysetup_args.h" + +#define PACKAGE_VERITY "veritysetup" + +static const char **action_argv; +static int action_argc; +static struct tools_log_params log_parms; + +void tools_cleanup(void) +{ + tools_args_free(tool_core_args, ARRAY_SIZE(tool_core_args)); +} + +static int _prepare_format(struct crypt_params_verity *params, + const char *data_device, + uint32_t flags) +{ + char *salt = NULL; + int len; + + params->hash_name = ARG_STR(OPT_HASH_ID); + params->data_device = data_device; + params->fec_device = ARG_STR(OPT_FEC_DEVICE_ID); + params->fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID); + + if (ARG_STR(OPT_SALT_ID) && !strcmp(ARG_STR(OPT_SALT_ID), "-")) { + params->salt_size = 0; + params->salt = NULL; + } else if (ARG_SET(OPT_SALT_ID)) { + len = crypt_hex_to_bytes(ARG_STR(OPT_SALT_ID), &salt, 0); + if (len < 0) { + log_err(_("Invalid salt string specified.")); + return -EINVAL; + } + params->salt_size = len; + params->salt = salt; + } else { + params->salt_size = DEFAULT_VERITY_SALT_SIZE; + params->salt = NULL; + } + + params->data_block_size = ARG_UINT32(OPT_DATA_BLOCK_SIZE_ID); + params->hash_block_size = ARG_UINT32(OPT_HASH_BLOCK_SIZE_ID); + params->data_size = ARG_UINT64(OPT_DATA_BLOCKS_ID); + params->hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID); + params->fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID); + params->hash_type = ARG_UINT32(OPT_FORMAT_ID); + params->flags = flags; + + return 0; +} + +static int action_format(void) +{ + struct crypt_device *cd = NULL; + struct crypt_params_verity params = {}; + uint32_t flags = CRYPT_VERITY_CREATE_HASH; + char *root_hash_bytes = NULL; + size_t root_hash_size; + int root_hash_fd = -1, i, r; + + /* Try to create hash image if doesn't exist */ + r = open(action_argv[1], O_WRONLY | O_EXCL | O_CREAT, S_IRUSR | S_IWUSR); + if (r < 0 && errno != EEXIST) { + log_err(_("Cannot create hash image %s for writing."), action_argv[1]); + return -EINVAL; + } else if (r >= 0) { + log_dbg("Created hash image %s.", action_argv[1]); + close(r); + } + /* Try to create FEC image if doesn't exist */ + if (ARG_SET(OPT_FEC_DEVICE_ID)) { + r = open(ARG_STR(OPT_FEC_DEVICE_ID), O_WRONLY | O_EXCL | O_CREAT, S_IRUSR | S_IWUSR); + if (r < 0 && errno != EEXIST) { + log_err(_("Cannot create FEC image %s for writing."), ARG_STR(OPT_FEC_DEVICE_ID)); + return -EINVAL; + } else if (r >= 0) { + log_dbg("Created FEC image %s.", ARG_STR(OPT_FEC_DEVICE_ID)); + close(r); + } + } + + if ((r = crypt_init(&cd, action_argv[1]))) + goto out; + + if (ARG_SET(OPT_NO_SUPERBLOCK_ID)) + flags |= CRYPT_VERITY_NO_HEADER; + + r = _prepare_format(¶ms, action_argv[0], flags); + if (r < 0) + goto out; + + r = crypt_format(cd, CRYPT_VERITY, NULL, NULL, ARG_STR(OPT_UUID_ID), NULL, 0, ¶ms); + if (r < 0) + goto out; + + crypt_dump(cd); + + /* Create or overwrite the root hash file */ + if (ARG_SET(OPT_ROOT_HASH_FILE_ID)) { + root_hash_size = crypt_get_volume_key_size(cd); + root_hash_bytes = malloc(root_hash_size); + if (!root_hash_bytes) { + r = -ENOMEM; + goto out; + } + + r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, root_hash_bytes, &root_hash_size, NULL, 0); + if (r < 0) + goto out; + + root_hash_fd = open(ARG_STR(OPT_ROOT_HASH_FILE_ID), O_WRONLY | O_TRUNC | O_CREAT, S_IRUSR | S_IWUSR); + if (root_hash_fd == -1) { + log_err(_("Cannot create root hash file %s for writing."), ARG_STR(OPT_ROOT_HASH_FILE_ID)); + r = -EINVAL; + goto out; + } + + for (i = 0; i < (int)root_hash_size; i++) + if (dprintf(root_hash_fd, "%02hhx", root_hash_bytes[i]) != 2) { + log_err(_("Cannot write to root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID)); + r = -EIO; + goto out; + } + + log_dbg("Created root hash file %s.", ARG_STR(OPT_ROOT_HASH_FILE_ID)); + } +out: + crypt_free(cd); + free(CONST_CAST(char*)params.salt); + free(root_hash_bytes); + if (root_hash_fd != -1) + close(root_hash_fd); + return r; +} + +static int _activate(const char *dm_device, + const char *data_device, + const char *hash_device, + const char *root_hash, + uint32_t flags) +{ + struct crypt_device *cd = NULL; + struct crypt_params_verity params = {}; + uint32_t activate_flags = CRYPT_ACTIVATE_READONLY; + char *root_hash_bytes = NULL, *root_hash_from_file = NULL; + ssize_t hash_size, hash_size_hex; + struct stat st; + char *signature = NULL; + int signature_size = 0, root_hash_fd = -1, r; + + if ((r = crypt_init_data_device(&cd, hash_device, data_device))) + goto out; + + if (ARG_SET(OPT_IGNORE_CORRUPTION_ID)) + activate_flags |= CRYPT_ACTIVATE_IGNORE_CORRUPTION; + if (ARG_SET(OPT_RESTART_ON_CORRUPTION_ID)) + activate_flags |= CRYPT_ACTIVATE_RESTART_ON_CORRUPTION; + if (ARG_SET(OPT_PANIC_ON_CORRUPTION_ID)) + activate_flags |= CRYPT_ACTIVATE_PANIC_ON_CORRUPTION; + if (ARG_SET(OPT_IGNORE_ZERO_BLOCKS_ID)) + activate_flags |= CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS; + if (ARG_SET(OPT_CHECK_AT_MOST_ONCE_ID)) + activate_flags |= CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE; + if (ARG_SET(OPT_USE_TASKLETS_ID)) + activate_flags |= CRYPT_ACTIVATE_TASKLETS; + + if (!ARG_SET(OPT_NO_SUPERBLOCK_ID)) { + params.flags = flags; + params.hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID); + params.fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID); + params.fec_device = ARG_STR(OPT_FEC_DEVICE_ID); + params.fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID); + r = crypt_load(cd, CRYPT_VERITY, ¶ms); + if (r) + log_err(_("Device %s is not a valid VERITY device."), hash_device); + + } else { + r = _prepare_format(¶ms, data_device, flags | CRYPT_VERITY_NO_HEADER); + if (r < 0) + goto out; + r = crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, ¶ms); + } + if (r < 0) + goto out; + + hash_size = crypt_get_volume_key_size(cd); + hash_size_hex = 2 * hash_size; + + if (!root_hash) { + root_hash_fd = open(ARG_STR(OPT_ROOT_HASH_FILE_ID), O_RDONLY); + if (root_hash_fd == -1) { + log_err(_("Cannot read root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID)); + goto out; + } + + if (fstat(root_hash_fd, &st) || !S_ISREG(st.st_mode) || st.st_size < hash_size_hex) { + log_err(_("Invalid root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID)); + r = -EINVAL; + goto out; + } + + root_hash_from_file = malloc(hash_size_hex + 1); + if (!root_hash_from_file) { + r = -ENOMEM; + goto out; + } + + if (read_buffer(root_hash_fd, root_hash_from_file, hash_size_hex) != hash_size_hex) { + log_err(_("Cannot read root hash file %s."), root_hash_from_file); + goto out; + } + + root_hash_from_file[hash_size_hex] = '\0'; + root_hash = root_hash_from_file; + } + + if (crypt_hex_to_bytes(root_hash, &root_hash_bytes, 0) != hash_size) { + log_err(_("Invalid root hash string specified.")); + r = -EINVAL; + goto out; + } + + if (ARG_SET(OPT_ROOT_HASH_SIGNATURE_ID)) { + // FIXME: check max file size + if (stat(ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID), &st) || !S_ISREG(st.st_mode) || !st.st_size) { + log_err(_("Invalid signature file %s."), ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID)); + r = -EINVAL; + goto out; + } + signature_size = st.st_size; + r = tools_read_vk(ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID), &signature, signature_size); + if (r < 0) { + log_err(_("Cannot read signature file %s."), ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID)); + goto out; + } + } + r = crypt_activate_by_signed_key(cd, dm_device, + root_hash_bytes, + hash_size, + signature, signature_size, + activate_flags); +out: + crypt_safe_free(signature); + crypt_free(cd); + free(root_hash_from_file); + free(root_hash_bytes); + free(CONST_CAST(char*)params.salt); + if (root_hash_fd != -1) + close(root_hash_fd); + return r; +} + +static int action_open(void) +{ + if (action_argc < 4 && !ARG_SET(OPT_ROOT_HASH_FILE_ID)) { + log_err(_("Command requires <root_hash> or --root-hash-file option as argument.")); + return -EINVAL; + } + + return _activate(action_argv[1], + action_argv[0], + action_argv[2], + ARG_SET(OPT_ROOT_HASH_FILE_ID) ? NULL : action_argv[3], + ARG_SET(OPT_ROOT_HASH_SIGNATURE_ID) ? CRYPT_VERITY_ROOT_HASH_SIGNATURE : 0); +} + +static int action_verify(void) +{ + if (action_argc < 3 && !ARG_SET(OPT_ROOT_HASH_FILE_ID)) { + log_err(_("Command requires <root_hash> or --root-hash-file option as argument.")); + return -EINVAL; + } + + return _activate(NULL, + action_argv[0], + action_argv[1], + ARG_SET(OPT_ROOT_HASH_FILE_ID) ? NULL : action_argv[2], + CRYPT_VERITY_CHECK_HASH); +} + +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(&cd, action_argv[0]); + 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_status(void) +{ + crypt_status_info ci; + struct crypt_active_device cad; + struct crypt_params_verity vp = {}; + struct crypt_device *cd = NULL; + struct stat st; + char *backing_file, *root_hash; + size_t root_hash_size; + unsigned path = 0; + int r = 0; + + /* perhaps a path, not a dm device name */ + if (strchr(action_argv[0], '/') && !stat(action_argv[0], &st)) + 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], NULL); + if (r < 0) + goto out; + + log_std(" type: %s\n", crypt_get_type(cd) ?: "n/a"); + + r = crypt_get_active_device(cd, action_argv[0], &cad); + if (r < 0) + goto out; + + /* Print only VERITY type devices */ + r = crypt_get_verity_info(cd, &vp); + if (r < 0) + goto out; + + log_std(" status: %s%s\n", + cad.flags & CRYPT_ACTIVATE_CORRUPTED ? "corrupted" : "verified", + vp.flags & CRYPT_VERITY_ROOT_HASH_SIGNATURE ? " (with signature)" : ""); + + log_std(" hash type: %u\n", vp.hash_type); + log_std(" data block: %u\n", vp.data_block_size); + log_std(" hash block: %u\n", vp.hash_block_size); + log_std(" hash name: %s\n", vp.hash_name); + log_std(" salt: "); + if (vp.salt_size) + crypt_log_hex(NULL, vp.salt, vp.salt_size, "", 0, NULL); + else + log_std("-"); + log_std("\n"); + + log_std(" data device: %s\n", vp.data_device); + if ((backing_file = crypt_loop_backing_file(vp.data_device))) { + log_std(" data loop: %s\n", backing_file); + free(backing_file); + } + log_std(" size: %" PRIu64 " sectors\n", cad.size); + log_std(" mode: %s\n", cad.flags & CRYPT_ACTIVATE_READONLY ? + "readonly" : "read/write"); + + log_std(" hash device: %s\n", vp.hash_device); + if ((backing_file = crypt_loop_backing_file(vp.hash_device))) { + log_std(" hash loop: %s\n", backing_file); + free(backing_file); + } + log_std(" hash offset: %" PRIu64 " sectors\n", + vp.hash_area_offset * vp.hash_block_size / 512); + + if (vp.fec_device) { + log_std(" FEC device: %s\n", vp.fec_device); + if ((backing_file = crypt_loop_backing_file(ARG_STR(OPT_FEC_DEVICE_ID)))) { + log_std(" FEC loop: %s\n", backing_file); + free(backing_file); + } + log_std(" FEC offset: %" PRIu64 " sectors\n", + vp.fec_area_offset * vp.hash_block_size / 512); + log_std(" FEC roots: %u\n", vp.fec_roots); + } + + root_hash_size = crypt_get_volume_key_size(cd); + if (root_hash_size > 0 && (root_hash = malloc(root_hash_size))) { + r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, root_hash, &root_hash_size, NULL, 0); + if (!r) { + log_std(" root hash: "); + crypt_log_hex(NULL, root_hash, root_hash_size, "", 0, NULL); + log_std("\n"); + } + free(root_hash); + } + + if (cad.flags & (CRYPT_ACTIVATE_IGNORE_CORRUPTION| + CRYPT_ACTIVATE_RESTART_ON_CORRUPTION| + CRYPT_ACTIVATE_PANIC_ON_CORRUPTION| + CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS| + CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE| + CRYPT_ACTIVATE_TASKLETS)) + log_std(" flags: %s%s%s%s%s%s\n", + (cad.flags & CRYPT_ACTIVATE_IGNORE_CORRUPTION) ? "ignore_corruption " : "", + (cad.flags & CRYPT_ACTIVATE_RESTART_ON_CORRUPTION) ? "restart_on_corruption " : "", + (cad.flags & CRYPT_ACTIVATE_PANIC_ON_CORRUPTION) ? "panic_on_corruption " : "", + (cad.flags & CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS) ? "ignore_zero_blocks " : "", + (cad.flags & CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE) ? "check_at_most_once" : "", + (cad.flags & CRYPT_ACTIVATE_TASKLETS) ? "try_verify_in_tasklet" : ""); + } +out: + crypt_free(cd); + if (r == -ENOTSUP) + r = 0; + return r; +} + +static int action_dump(void) +{ + struct crypt_device *cd = NULL; + struct crypt_params_verity params = {}; + int r; + + if ((r = crypt_init(&cd, action_argv[0]))) + return r; + + params.hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID); + params.fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID); + params.fec_device = ARG_STR(OPT_FEC_DEVICE_ID); + params.fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID); + + r = crypt_load(cd, CRYPT_VERITY, ¶ms); + if (!r) + crypt_dump(cd); + else + log_err(_("Device %s is not a valid VERITY device."), action_argv[0]); + + crypt_free(cd); + return r; +} + +static struct action_type { + const char *type; + int (*handler)(void); + int required_action_argc; + const char *arg_desc; + const char *desc; +} action_types[] = { + { "format", action_format, 2, N_("<data_device> <hash_device>"),N_("format device") }, + { "verify", action_verify, 2, N_("<data_device> <hash_device> [<root_hash>]"),N_("verify device") }, + { "open", action_open, 3, N_("<data_device> <name> <hash_device> [<root_hash>]"),N_("open device as <name>") }, + { "close", action_close, 1, N_("<name>"),N_("close device (remove mapping)") }, + { "status", action_status, 1, N_("<name>"),N_("show active device status") }, + { "dump", action_dump, 1, N_("<hash_device>"),N_("show on-disk information") }, + { NULL, NULL, 0, NULL, NULL } +}; + +static void help(poptContext popt_context, + enum poptCallbackReason reason __attribute__((unused)), + struct poptOption *key, + const char *arg __attribute__((unused)), + void *data __attribute__((unused))) +{ + struct action_type *action; + + if (key->shortName == '?') { + tools_package_version(PACKAGE_VERITY, false); + poptPrintHelp(popt_context, stdout, 0); + log_std(_("\n" + "<action> is one of:\n")); + for(action = action_types; action->type; action++) + log_std("\t%s %s - %s\n", action->type, _(action->arg_desc), _(action->desc)); + log_std(_("\n" + "<name> is the device to create under %s\n" + "<data_device> is the data device\n" + "<hash_device> is the device containing verification data\n" + "<root_hash> hash of the root node on <hash_device>\n"), + crypt_get_dir()); + + log_std(_("\nDefault compiled-in dm-verity parameters:\n" + "\tHash: %s, Data block (bytes): %u, " + "Hash block (bytes): %u, Salt size: %u, Hash format: %u\n"), + DEFAULT_VERITY_HASH, DEFAULT_VERITY_DATA_BLOCK, + DEFAULT_VERITY_HASH_BLOCK, DEFAULT_VERITY_SALT_SIZE, + 1); + tools_cleanup(); + poptFreeContext(popt_context); + exit(EXIT_SUCCESS); + } else if (key->shortName == 'V') { + tools_package_version(PACKAGE_VERITY, false); + tools_cleanup(); + poptFreeContext(popt_context); + exit(EXIT_SUCCESS); + } else + usage(popt_context, EXIT_SUCCESS, NULL, NULL); +} + +static int run_action(struct action_type *action) +{ + int r; + + log_dbg("Running command %s.", action->type); + + r = action->handler(); + + show_status(r); + return translate_errno(r); +} + +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, NULL); + + switch (key->val) { + case OPT_DEBUG_ID: + log_parms.debug = true; + /* fall through */ + case OPT_VERBOSE_ID: + log_parms.verbose = true; + } +} + +int main(int argc, const char **argv) +{ + static const char *null_action_argv[] = {NULL}; + 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 "veritysetup_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 }, + { NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_basic_options, 0, NULL, NULL }, + POPT_TABLEEND + }; + + poptContext popt_context; + struct action_type *action; + const char *aname; + int r; + + crypt_set_log_callback(NULL, tool_log, &log_parms); + + setlocale(LC_ALL, ""); + bindtextdomain(PACKAGE, LOCALEDIR); + textdomain(PACKAGE); + + popt_context = poptGetContext("verity", argc, argv, popt_options, 0); + poptSetOtherOptionHelp(popt_context, + _("[OPTION...] <action> <action-specific>")); + + while((r = poptGetNextOpt(popt_context)) > 0) {} + + if (r < -1) + usage(popt_context, EXIT_FAILURE, poptStrerror(r), + poptBadOption(popt_context, POPT_BADOPTION_NOALIAS)); + + if (!(aname = poptGetArg(popt_context))) + usage(popt_context, EXIT_FAILURE, _("Argument <action> missing."), + poptGetInvocationName(popt_context)); + + action_argc = 0; + action_argv = poptGetArgs(popt_context); + /* Make return values of poptGetArgs more consistent in case of remaining argc = 0 */ + if(!action_argv) + action_argv = null_action_argv; + + /* Count args, somewhat unnice, change? */ + while(action_argv[action_argc] != NULL) + action_argc++; + + /* Handle aliases */ + if (!strcmp(aname, "create") && action_argc > 1) { + /* 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"; + } else if (!strcmp(aname, "remove")) { + aname = "close"; + } + + 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)); + + if (action_argc < action->required_action_argc) { + char buf[128]; + if (snprintf(buf, 128,_("%s: requires %s as arguments"), action->type, action->arg_desc) < 0) + buf[0] = '\0'; + usage(popt_context, EXIT_FAILURE, buf, + poptGetInvocationName(popt_context)); + } + + tools_check_args(action->type, tool_core_args, ARRAY_SIZE(tool_core_args), popt_context); + + if (ARG_SET(OPT_IGNORE_CORRUPTION_ID) && ARG_SET(OPT_RESTART_ON_CORRUPTION_ID)) + usage(popt_context, EXIT_FAILURE, + _("Option --ignore-corruption and --restart-on-corruption cannot be used together."), + poptGetInvocationName(popt_context)); + + if (ARG_SET(OPT_PANIC_ON_CORRUPTION_ID) && ARG_SET(OPT_RESTART_ON_CORRUPTION_ID)) + usage(popt_context, EXIT_FAILURE, + _("Option --panic-on-corruption and --restart-on-corruption cannot be used together."), + poptGetInvocationName(popt_context)); + + if (ARG_SET(OPT_CANCEL_DEFERRED_ID) && ARG_SET(OPT_DEFERRED_ID)) + usage(popt_context, EXIT_FAILURE, + _("Options --cancel-deferred and --deferred cannot be used at the same time."), + poptGetInvocationName(popt_context)); + + if (ARG_SET(OPT_DEBUG_ID)) { + crypt_set_debug_level(CRYPT_DEBUG_ALL); + dbg_version_and_cmd(argc, argv); + } + + r = run_action(action); + tools_cleanup(); + poptFreeContext(popt_context); + return r; +} |