diff options
Diffstat (limited to 'projects/hsm/mgmt-keystore.c')
-rw-r--r-- | projects/hsm/mgmt-keystore.c | 368 |
1 files changed, 131 insertions, 237 deletions
diff --git a/projects/hsm/mgmt-keystore.c b/projects/hsm/mgmt-keystore.c index c7e20b0..6ee6cf3 100644 --- a/projects/hsm/mgmt-keystore.c +++ b/projects/hsm/mgmt-keystore.c @@ -44,7 +44,7 @@ #undef HAL_OK #define LIBHAL_OK HAL_OK #include "hal.h" -#define HAL_STATIC_PKEY_STATE_BLOCKS 6 +#warning Really should not be including hal_internal.h here, fix API instead of bypassing it #include "hal_internal.h" #undef HAL_OK @@ -55,29 +55,23 @@ static int cmd_keystore_set_pin(struct cli_def *cli, const char *command, char *argv[], int argc) { - const hal_ks_keydb_t *db; hal_user_t user; hal_error_t status; hal_client_handle_t client = { -1 }; - db = hal_ks_get_keydb(); - - if (db == NULL) { - cli_print(cli, "Could not get a keydb from libhal"); - return CLI_OK; - } - if (argc != 2) { cli_print(cli, "Wrong number of arguments (%i).", argc); cli_print(cli, "Syntax: keystore set pin <user|so|wheel> <pin>"); return CLI_ERROR; } - user = HAL_USER_NONE; - if (strcmp(argv[0], "user") == 0) user = HAL_USER_NORMAL; - if (strcmp(argv[0], "so") == 0) user = HAL_USER_SO; - if (strcmp(argv[0], "wheel") == 0) user = HAL_USER_WHEEL; - if (user == HAL_USER_NONE) { + if (strcmp(argv[0], "user") == 0) + user = HAL_USER_NORMAL; + else if (strcmp(argv[0], "so") == 0) + user = HAL_USER_SO; + else if (strcmp(argv[0], "wheel") == 0) + user = HAL_USER_WHEEL; + else { cli_print(cli, "First argument must be 'user', 'so' or 'wheel' - not '%s'", argv[0]); return CLI_ERROR; } @@ -93,17 +87,9 @@ static int cmd_keystore_set_pin(struct cli_def *cli, const char *command, char * static int cmd_keystore_clear_pin(struct cli_def *cli, const char *command, char *argv[], int argc) { - const hal_ks_keydb_t *db; hal_user_t user; - hal_ks_pin_t pin; hal_error_t status; - - db = hal_ks_get_keydb(); - - if (db == NULL) { - cli_print(cli, "Could not get a keydb from libhal"); - return CLI_OK; - } + hal_client_handle_t client = { -1 }; if (argc != 1) { cli_print(cli, "Wrong number of arguments (%i).", argc); @@ -112,16 +98,18 @@ static int cmd_keystore_clear_pin(struct cli_def *cli, const char *command, char } user = HAL_USER_NONE; - if (strcmp(argv[0], "user") == 0) user = HAL_USER_NORMAL; - if (strcmp(argv[0], "so") == 0) user = HAL_USER_SO; - if (strcmp(argv[0], "wheel") == 0) user = HAL_USER_WHEEL; - if (user == HAL_USER_NONE) { + if (strcmp(argv[0], "user") == 0) + user = HAL_USER_NORMAL; + else if (strcmp(argv[0], "so") == 0) + user = HAL_USER_SO; + else if (strcmp(argv[0], "wheel") == 0) + user = HAL_USER_WHEEL; + else { cli_print(cli, "First argument must be 'user', 'so' or 'wheel' - not '%s'", argv[0]); return CLI_ERROR; } - memset(&pin, 0x0, sizeof(pin)); - if ((status = hal_ks_set_pin(user, &pin)) != LIBHAL_OK) { + if ((status = hal_rpc_set_pin(client, user, "", 0)) != LIBHAL_OK) { cli_print(cli, "Failed clearing PIN: %s", hal_error_string(status)); return CLI_ERROR; } @@ -149,244 +137,159 @@ static int cmd_keystore_set_pin_iterations(struct cli_def *cli, const char *comm return CLI_OK; } -#if 0 -static int cmd_keystore_set_key(struct cli_def *cli, const char *command, char *argv[], int argc) +static int cmd_keystore_delete_key(struct cli_def *cli, const char *command, char *argv[], int argc) { + const hal_client_handle_t client = { -1 }; + const hal_session_handle_t session = { HAL_HANDLE_NONE }; + hal_pkey_handle_t pkey = { HAL_HANDLE_NONE }; hal_error_t status; - int hint = 0; + hal_uuid_t name; - if (argc != 2) { + if (argc != 1) { cli_print(cli, "Wrong number of arguments (%i).", argc); - cli_print(cli, "Syntax: keystore set key <name> <der>"); + cli_print(cli, "Syntax: keystore delete key <name>"); return CLI_ERROR; } - if ((status = hal_ks_store(HAL_KEY_TYPE_EC_PUBLIC, - HAL_CURVE_NONE, - 0, - (uint8_t *) argv[0], strlen(argv[0]), - (uint8_t *) argv[1], strlen(argv[1]), - &hint)) != LIBHAL_OK) { - - cli_print(cli, "Failed storing key: %s", hal_error_string(status)); + if ((status = hal_uuid_parse(&name, argv[0])) != LIBHAL_OK) { + cli_print(cli, "Couldn't parse key name: %s", hal_error_string(status)); return CLI_ERROR; } - cli_print(cli, "Stored key %i", hint); - - return CLI_OK; -} -#endif - -static int key_by_index(struct cli_def *cli, char *str, const uint8_t **name, size_t *name_len, hal_key_type_t *type) -{ - char *end; - long index; - - /* base=0, because someone will try to be clever, and enter '0x0001' */ - index = strtol(str, &end, 0); - - /* If strtol converted the whole string, it's an index. - * Otherwise, it could be something like "3Mustaphas3". - */ - if (*end == '\0') { - const hal_ks_keydb_t *db = hal_ks_get_keydb(); - if (index < 0 || index >= sizeof(db->keys)/sizeof(*db->keys)) { - cli_print(cli, "Index %ld out of range", index); - return CLI_ERROR_ARG; - } - if (! db->keys[index].in_use) { - cli_print(cli, "Key %ld not in use", index); - return CLI_ERROR_ARG; - } - *name = db->keys[index].name; - *name_len = db->keys[index].name_len; - *type = db->keys[index].type; - return CLI_OK; - } - return CLI_ERROR; -} - -static int cmd_keystore_delete_key(struct cli_def *cli, const char *command, char *argv[], int argc) -{ - hal_error_t status; - int hint = 0; - const uint8_t *name; - size_t name_len; - hal_key_type_t type; + status = hal_rpc_pkey_open(client, session, &pkey, &name, HAL_KEY_FLAG_TOKEN); - if (argc != 1) { - cli_print(cli, "Wrong number of arguments (%i).", argc); - cli_print(cli, "Syntax: keystore delete key <name or index>"); - return CLI_ERROR; - } + if (status == HAL_ERROR_KEY_NOT_FOUND) + status = hal_rpc_pkey_open(client, session, &pkey, &name, 0); - switch (key_by_index(cli, argv[0], &name, &name_len, &type)) { - case CLI_OK: - break; - case CLI_ERROR: - name = (uint8_t *)argv[0]; - name_len = strlen(argv[0]); - type = HAL_KEY_TYPE_EC_PUBLIC; - break; - default: - return CLI_ERROR; - } - - if ((status = hal_ks_delete(type, name, name_len, &hint)) != LIBHAL_OK) { - if (status == HAL_ERROR_KEY_NOT_FOUND) { - /* sigh, try again including the terminal nul */ - if ((status = hal_ks_delete(type, name, name_len+1, &hint)) == LIBHAL_OK) { - cli_print(cli, "Deleted key %i", hint); - return CLI_OK; - } - } + if (status != LIBHAL_OK || (status = hal_rpc_pkey_delete(pkey)) != LIBHAL_OK) { cli_print(cli, "Failed deleting key: %s", hal_error_string(status)); return CLI_ERROR; } - cli_print(cli, "Deleted key %i", hint); + cli_print(cli, "Deleted key %s", argv[0]); return CLI_OK; } -static int cmd_keystore_rename_key(struct cli_def *cli, const char *command, char *argv[], int argc) +static int show_keys(struct cli_def *cli, const char *title, const hal_key_flags_t qflags) { - hal_error_t status; - int hint = 0; - const uint8_t *name; - size_t name_len; + const hal_client_handle_t client = { -1 }; + const hal_session_handle_t session = { HAL_HANDLE_NONE }; + char key_name[HAL_UUID_TEXT_SIZE]; + hal_uuid_t previous_uuid = {{0}}; + hal_pkey_handle_t pkey; + hal_curve_name_t curve; + hal_key_flags_t flags; hal_key_type_t type; + hal_error_t status; + hal_uuid_t uuids[50]; + unsigned n; + int done = 0; - if (argc != 2) { - cli_print(cli, "Wrong number of arguments (%i).", argc); - cli_print(cli, "Syntax: keystore rename key <name or index> <new name>"); - return CLI_ERROR; - } - - switch (key_by_index(cli, argv[0], &name, &name_len, &type)) { - case CLI_OK: - break; - case CLI_ERROR: - name = (uint8_t *)argv[0]; - name_len = strlen(argv[0]); - type = HAL_KEY_TYPE_EC_PUBLIC; - break; - default: - return CLI_ERROR; - } - - if ((status = hal_ks_rename(type, name, name_len, (uint8_t *)argv[1], strlen(argv[1]), &hint)) != LIBHAL_OK) { - if (status == HAL_ERROR_KEY_NOT_FOUND) { - /* sigh, try again including the terminal nul */ - if ((status = hal_ks_rename(type, name, name_len+1, (uint8_t *)argv[1], strlen(argv[1]), &hint)) == LIBHAL_OK) { - cli_print(cli, "Renamed key %i", hint); - return CLI_OK; - } - } - cli_print(cli, "Failed renaming key: %s", hal_error_string(status)); - return CLI_ERROR; - } - - cli_print(cli, "Renamed key %i", hint); - - return CLI_OK; -} - -static int cmd_keystore_show_keys(struct cli_def *cli, const char *command, char *argv[], int argc) -{ - const hal_ks_keydb_t *db; - char *type; + cli_print(cli, title); - db = hal_ks_get_keydb(); + while (!done) { - if (db == NULL) { - cli_print(cli, "Could not get a keydb from libhal"); - return CLI_OK; - } + if ((status = hal_rpc_pkey_match(client, session, HAL_KEY_TYPE_NONE, HAL_CURVE_NONE, + qflags, NULL, 0, uuids, &n, sizeof(uuids)/sizeof(*uuids), + &previous_uuid)) != LIBHAL_OK) { + cli_print(cli, "Could not fetch UUID list: %s", hal_error_string(status)); + return 0; + } - /* cli_print(cli, "Sizeof db->keys is %i, sizeof one key is %i\n", sizeof(db->keys), sizeof(*db->keys)); */ - - for (int i = 0; i < sizeof(db->keys)/sizeof(*db->keys); i++) { - if (! db->keys[i].in_use) { - cli_print(cli, "Key %i, not in use", i); - } else { - switch (db->keys[i].type) { - case HAL_KEY_TYPE_RSA_PRIVATE: - type = "RSA private"; - break; - case HAL_KEY_TYPE_RSA_PUBLIC: - type = "RSA public"; - break; - case HAL_KEY_TYPE_EC_PRIVATE: - type = "EC private"; - break; - case HAL_KEY_TYPE_EC_PUBLIC: - type = "EC public"; - break; - default: - type = "unknown"; - break; - } - int printable = 1; - for (int j = 0; j < db->keys[i].name_len; ++j) { - if (!isprint(db->keys[i].name[j])) { - printable = 0; - break; - } - } - if (printable) { - /* name may not be nul-terminated in the db, and %*s - * doesn't seem to be working properly, so copy it - */ - uint8_t name[db->keys[i].name_len + 1]; - memcpy(name, db->keys[i].name, db->keys[i].name_len); - name[db->keys[i].name_len] = '\0'; - cli_print(cli, "Key %i, type %s, name '%s'", i, type, name); - } - else { - /* hexdump name */ - uint8_t name[db->keys[i].name_len * 3]; - for (int j = 0; j < db->keys[i].name_len; ++j) { - uint8_t b = db->keys[i].name[j]; - #define hexify(n) (((n) < 10) ? ((n) + '0') : ((n) - 10 + 'A')) - name[j*3] = hexify((b & 0xf0) >> 4); - name[j*3+1] = hexify(b & 0x0f); - name[j*3+2] = ':'; - } - name[sizeof(name)-1] = '\0'; - cli_print(cli, "Key %i, type %s, name %s", i, type, name); - } + done = n < sizeof(uuids)/sizeof(*uuids); + + if (!done) + previous_uuid = uuids[sizeof(uuids)/sizeof(*uuids) - 1]; + + for (int i = 0; i < n; i++) { + + if ((status = hal_uuid_format(&uuids[i], key_name, sizeof(key_name))) != LIBHAL_OK) { + cli_print(cli, "Could not convert key name: %s", + hal_error_string(status)); + return 0; + } + + if ((status = hal_rpc_pkey_open(client, session, &pkey, &uuids[i], qflags)) != LIBHAL_OK) { + cli_print(cli, "Could not open key %s: %s", + key_name, hal_error_string(status)); + return 0; + } + + if ((status = hal_rpc_pkey_get_key_type(pkey, &type)) != LIBHAL_OK || + (status = hal_rpc_pkey_get_key_curve(pkey, &curve)) != LIBHAL_OK || + (status = hal_rpc_pkey_get_key_flags(pkey, &flags)) != LIBHAL_OK) + cli_print(cli, "Could not fetch metadata for key %s: %s", + key_name, hal_error_string(status)); + + if (status == LIBHAL_OK) + status = hal_rpc_pkey_close(pkey); + else + (void) hal_rpc_pkey_close(pkey); + + if (status != LIBHAL_OK) + return 0; + + const char *type_name = "unknown"; + switch (type) { + case HAL_KEY_TYPE_NONE: type_name = "none"; break; + case HAL_KEY_TYPE_RSA_PRIVATE: type_name = "RSA private"; break; + case HAL_KEY_TYPE_RSA_PUBLIC: type_name = "RSA public"; break; + case HAL_KEY_TYPE_EC_PRIVATE: type_name = "EC private"; break; + case HAL_KEY_TYPE_EC_PUBLIC: type_name = "EC public"; break; + } + + const char *curve_name = "unknown"; + switch (curve) { + case HAL_CURVE_NONE: curve_name = "none"; break; + case HAL_CURVE_P256: curve_name = "P-256"; break; + case HAL_CURVE_P384: curve_name = "P-384"; break; + case HAL_CURVE_P521: curve_name = "P-521"; break; + } + + cli_print(cli, "Key %2i, name %s, type %s, curve %s, flags 0x%lx", + i, key_name, type_name, curve_name, (unsigned long) flags); } } - cli_print(cli, "\nPins:"); - cli_print(cli, "Wheel iterations: 0x%lx", db->wheel_pin.iterations); - cli_print(cli, "SO iterations: 0x%lx", db->so_pin.iterations); - cli_print(cli, "User iterations: 0x%lx", db->user_pin.iterations); + return 1; +} - return CLI_OK; +static int cmd_keystore_show_keys(struct cli_def *cli, const char *command, char *argv[], int argc) +{ + int ok = 1; + ok &= show_keys(cli, "Memory keystore:", 0); + ok &= show_keys(cli, "Token keystore:", HAL_KEY_FLAG_TOKEN); + return ok ? CLI_OK : CLI_ERROR; } static int cmd_keystore_erase(struct cli_def *cli, const char *command, char *argv[], int argc) { + hal_error_t err; int status; - if (argc != 1) { + if (argc != 1 || strcmp(argv[0], "YesIAmSure") != 0) { cli_print(cli, "Syntax: keystore erase YesIAmSure"); return CLI_ERROR; } - if (strcmp(argv[0], "YesIAmSure") == 0) { - if ((status = keystore_erase_sectors(0, 1)) != 1) { - cli_print(cli, "Failed erasing keystore: %i", status); - } else { - cli_print(cli, "Keystore erased (first two sectors at least)"); - } - } else { - cli_print(cli, "Keystore NOT erased"); + cli_print(cli, "OK, erasing keystore, this might take a while..."); + if ((status = keystore_erase_sectors(0, KEYSTORE_NUM_SECTORS - 1)) != 1) { + cli_print(cli, "Failed erasing token keystore: %i", status); + return CLI_ERROR; } + if ((err = hal_ks_init(hal_ks_token_driver, 0)) != LIBHAL_OK) { + cli_print(cli, "Failed to reinitialize token keystore: %s", hal_error_string(err)); + return CLI_ERROR; + } + + if ((err = hal_ks_init(hal_ks_volatile_driver, 0)) != LIBHAL_OK) { + cli_print(cli, "Failed to reinitialize memory keystore: %s", hal_error_string(err)); + return CLI_ERROR; + } + + cli_print(cli, "Keystore erased"); return CLI_OK; } @@ -394,11 +297,10 @@ void configure_cli_keystore(struct cli_def *cli) { struct cli_command *c = cli_register_command(cli, NULL, "keystore", NULL, 0, 0, NULL); - struct cli_command *c_show = cli_register_command(cli, c, "show", NULL, 0, 0, NULL); - struct cli_command *c_set = cli_register_command(cli, c, "set", NULL, 0, 0, NULL); - struct cli_command *c_clear = cli_register_command(cli, c, "clear", NULL, 0, 0, NULL); + struct cli_command *c_show = cli_register_command(cli, c, "show", NULL, 0, 0, NULL); + struct cli_command *c_set = cli_register_command(cli, c, "set", NULL, 0, 0, NULL); + struct cli_command *c_clear = cli_register_command(cli, c, "clear", NULL, 0, 0, NULL); struct cli_command *c_delete = cli_register_command(cli, c, "delete", NULL, 0, 0, NULL); - struct cli_command *c_rename = cli_register_command(cli, c, "rename", NULL, 0, 0, NULL); /* keystore show keys */ cli_register_command(cli, c_show, "keys", cmd_keystore_show_keys, 0, 0, "Show what PINs and keys are in the keystore"); @@ -412,14 +314,6 @@ void configure_cli_keystore(struct cli_def *cli) /* keystore clear pin */ cli_register_command(cli, c_clear, "pin", cmd_keystore_clear_pin, 0, 0, "Clear either 'wheel', 'user' or 'so' PIN"); -#if 0 - /* keystore set key */ - cli_register_command(cli, c_set, "key", cmd_keystore_set_key, 0, 0, "Set a key"); -#endif - - /* keystore rename key */ - cli_register_command(cli, c_rename, "key", cmd_keystore_rename_key, 0, 0, "Rename a key"); - /* keystore delete key */ cli_register_command(cli, c_delete, "key", cmd_keystore_delete_key, 0, 0, "Delete a key"); |