From 7dbbe7fb4c50c62b0e1818c5356aafb97a00ac0f Mon Sep 17 00:00:00 2001 From: Szczepan Zalega Date: Tue, 16 Aug 2016 19:37:00 +0200 Subject: Python example update #5 Signed-off-by: Szczepan Zalega --- python_bindings_example.py | 66 +++++++++++++++++++++++++++++++++++++++------- 1 file changed, 57 insertions(+), 9 deletions(-) diff --git a/python_bindings_example.py b/python_bindings_example.py index 31cf285..6bad8f4 100755 --- a/python_bindings_example.py +++ b/python_bindings_example.py @@ -1,9 +1,22 @@ #!/usr/bin/env python import cffi +from enum import Enum + +""" +This example will print 10 HOTP codes from just written HOTP#2 slot. +For more examples of use please refer to unittest/test_bindings.py file. +""" ffi = cffi.FFI() get_string = ffi.string +class DeviceErrorCode(Enum): + STATUS_OK = 0 + NOT_PROGRAMMED = 3 + WRONG_PASSWORD = 4 + STATUS_NOT_AUTHORIZED = 5 + STATUS_AES_DEC_FAILED = 0xa + def get_library(): fp = 'NK_C_API.h' # path to C API header @@ -28,18 +41,53 @@ def get_library(): def get_hotp_code(lib, i): return lib.NK_get_hotp_code(i) +print('Warning!') +print('This example will change your configuration on inserted stick and overwrite your HOTP#2 slot.') +print('Please write "continue" to continue or any other string to quit') +a = raw_input() + +if not a == 'continue': + exit() + +ADMIN = raw_input('Please enter your admin PIN (empty string uses 12345678)') +ADMIN = ADMIN or '12345678' # use default if empty string libnitrokey = get_library() libnitrokey.NK_set_debug(False) # do not show debug messages -libnitrokey.NK_login('P') # connect to Nitrokey Pro device -hotp_slot_1_code = get_hotp_code(libnitrokey, 1) -print('Getting HOTP code from Nitrokey Pro: ') -print(hotp_slot_1_code) -libnitrokey.NK_logout() # disconnect device +ADMIN_TEMP = '123123123' +RFC_SECRET = '12345678901234567890' + +# libnitrokey.NK_login('S') # connect only to Nitrokey Storage device +# libnitrokey.NK_login('P') # connect only to Nitrokey Pro device +device_connected = libnitrokey.NK_login_auto() # connect to any Nitrokey Stick +if device_connected: + print('Connected to Nitrokey device!') +else: + print('Could not connect to Nitrokey device!') + exit() +use_8_digits = True +pin_correct = libnitrokey.NK_first_authenticate(ADMIN, ADMIN_TEMP) == DeviceErrorCode.STATUS_OK +if pin_correct: + print('Your PIN is correct!') +else: + print('Your PIN is not correct! Please try again. Please be careful to not lock your stick!') + retry_count_left = libnitrokey.NK_get_admin_retry_count() + print('Retry count left: %d' % retry_count_left ) + exit() -libnitrokey.NK_login('S') # connect to Nitrokey Storage device -hotp_slot_1_code_nitrokey_storage = get_hotp_code(libnitrokey, 1) -print('Getting HOTP code from Nitrokey Storage: ') -print(hotp_slot_1_code_nitrokey_storage) +# For function parameters documentation please check NK_C_API.h +assert libnitrokey.NK_write_config(255, 255, 255, False, True, ADMIN_TEMP) == DeviceErrorCode.STATUS_OK +libnitrokey.NK_first_authenticate(ADMIN, ADMIN_TEMP) +libnitrokey.NK_write_hotp_slot(1, 'python_test', RFC_SECRET, 0, use_8_digits, False, False, "", + ADMIN_TEMP) +# RFC test according to: https://tools.ietf.org/html/rfc4226#page-32 +test_data = [ + 1284755224, 1094287082, 137359152, 1726969429, 1640338314, 868254676, 1918287922, 82162583, 673399871, + 645520489, +] +print('Getting HOTP code from Nitrokey Pro (RFC test, 8 digits): ') +for i in range(10): + hotp_slot_1_code = get_hotp_code(libnitrokey, 1) + print('%d: %d, should be %s' % (i, hotp_slot_1_code, str(test_data[i])[-8:] )) libnitrokey.NK_logout() # disconnect device -- cgit v1.2.3