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# -*- CODing: utf-8 -*-
# test_secrets.py
# Copyright (C) 2017 LEAP
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
"""
Tests for secrets encryption and decryption.
"""
import scrypt
from twisted.trial import unittest
from leap.soledad.client._crypto import ENC_METHOD
from leap.soledad.client._secrets import SecretsCrypto
class SecretsCryptoTestCase(unittest.TestCase):
SECRETS = {
'remote_secret': 'a' * 512,
'local_salt': 'b' * 64,
'local_secret': 'c' * 448
}
ENCRYPTED_V2 = {
'cipher': 2,
'length': 1437,
'kdf_salt': 'TSgNLeAGFeITeSgNzmYZHh+mzmkZPOqao7CAV/tx3KZCLwsrT0HmWtVK3'
'TyWHWNgVdeamMZYRuvZavE2sp0DGw==\n',
'iv': 'TKZQKIlRgdnXFhJf08qswg==',
'secrets': 'ZNZRi72VDtwZqyuU+uf3yzZt23vCtMS3Ki2bnZyeHUOSGVweJeDadF4oqE'
'BW87NN00j9E49BzyzLr9SNgwZjPp0wlUm7kt+s8EUfJUdH8nxaQ+9iqGXM'
'cCHmBM8L8DRN2m3BrPGx7m+QGlN9sbrRpl7fqc46RWcYuTEpm4upjdtI7O'
'jDd0JG3C0rUzIuKJn9w4rEpX3tLEKXVdZfLvRXS5roR0cauazsDO69E13q'
'a01vDuY+UJ+buLQ3FluPnnk8QE7ztPVUmRJJ76yAIhjVX9owiwlp9GnUJY'
'sETRCqdRSTwUcHIkzVR0zAvtxTX7eGTitzf4gCYEC4T9v5N/jHxEfPdx28'
'MM4KShWN2nFxNFQLQUpMN2OrM7UyUw+DQ3ydqBeBPKPHRN5s05kIK7P/Ra'
'aLNcrJWa7DopLbgLlei0Jd7S4sjv1ufaRY7v0qJaVkhh/VaCylTSVw1rv5'
'YzSWcHHcLuC0R8xLadz6T+EpsVYxgPYCS7w5xoE82zwNQzw/EBxLIcyLPl'
'ipKnr2dttrmm3KXUOT1IdbSbI5elF6yQTAusdqiXuypey+MDqHYWEYWkCn'
'e9/uGM9FjklDLE0RtPEDxhq64tw6u2Xu7RzDzyQDI8EIoTdU+4zEMTnelZ'
'fKEwdG58EDxTXfUk6IDcRUupz3YuToSMhIOkqgXnbWl/nrK0O9v4JMhQjI'
'r+oPICYfFr14kvJXBsfntILTJCxzbqTQcNba3jc8rGqCZ6gM0u4PndwTG2'
'UiCqPU2HMnWvVGQOXeLdQY+EqqXQiRDi0DrDmkVwFf+27dPXxmZ43C48W3'
'lMhTKXl0rdBFnOD5jiMh0X6q/KYXonyEtMZMsjT7dFePcCy4wQRhuut+ac'
'/TJWyrr+/IB45E+LZbhV7xCy1dYsbdb52jTRJFpaQ83sj6Iv6SYdiqqXzL'
'F5JGMyuovTjwAoIIQzpLv36xY2wGGAH1V8c7QmDR2qumXrHD9R68WjBoSY'
'7IFM0TFAGZNun56y/zQ4r8yOMSAId+j4kuRH0fENEi0FJ+SpmSdHfpvBhE'
'MdGh927E9enEYWmUQMmkxXIw6E+O3cmOWt2hsMbUAikDCpQOnVP2BD55HT'
'6FfbW7ITVwPINHYexmy2Xcm8H5zzGFSp+uYIyPBYDKA+VJ+QQI8bud9K+T'
'NBybUv9u6LbB6BsLpwLoxMPJu0WsN2HpmLYgrg2ML1huMF1OtaGRuUr2PL'
'NBaZaL6VOztYrVtQG1+tNyRxn8XQTtx0l6n+EihGVe9Sk5XF6DJA9ZN7uO'
'svTUFJ5qG3Erf4AmbUJWoOR/NvapBtifidM7gPZZ6NqBs6v72rU1pGy+p7'
'o84KrmB2MNf3yJ0BvKxPvFmltF3Dc7LB5TN8ycbmFM6hgrLvvhPxiHEnG/'
'8Qcrg0nUXOipFGNgZEU7t7Mz6RJ189Z2Kx1HVGrkAzEgqwZYqijAPlsgzO'
'bg6DwzwC7stolQWGCDQUtJVlE8FZ/Up8zFYYZKn52WzjmSN4/hHhEvdkck'
'Nez/JVev6fMcVrgdrTZ+uCwxjN/4xPdgog2HV470ea1bvIkSNOOrhm194M'
'40GmvmBhiSSMjdRQCQtM0t9bUuSQLPDzEiCA9QaLyygtlz9uRR/dXgkEg0'
'J4YNpZvhE0wbyp4GHytbPaAmrcd7im9+buTuMwhXpZl0stmfkJxVHJSZ8Y'
'IHakHs3W1fdYyI3wxGpel/9eYO3ISukolwrHXESP65wVNKfBwbqVJzQmts'
'pyDBOI6DcLKZfE1EVg0+uwQ/5PKZbn0TwlXO1YE3NL3mAply3zQR9hyBrY'
'6f1jkHVD3irIlWkSiPJsP8sW+nrK8c/Ha8F+dua6DTZmg594OIaQj8mPiY'
'GcIusiARWocR5/MmSjupGOgFx4HtmckTJtAta3XP4elOx04teH/P9Cgr1x'
'XYf+cEX6gp92L9rTo0FCz3Hw==\n',
'version': 2,
'kdf': 'scrypt',
'kdf_length': 32
}
ENCRYPTED_V1 = {
'version': 1,
'active_secret': 'secret_id',
'storage_secrets': {
'secret_id': {
'kdf': 'scrypt',
'secret': 'u31ObvxNU8jB0HgMj3TVwQ==:JQwlYq6sAQmHYS3x2CJzObT9h'
'j1iiHthvrMh887qedNCcOfJyCA3jpRkc0vjd2Qk/2HSJ+JxM2F'
'MrPzzx5O34EHlgF2scen34guZRRIf42WpnMy+PrL4cnMlZLgCh'
'H1Jz6wcIMEpU9LQ8OaCShk1/yJ6qcVHOV4DDt3mTF7ttiqI5cp'
'msaVtxxYCcpxFiWSeSCEgr0h4/Ih1qHuM6vk+CQjf/zg1f/7HR'
'imIyNYXit9Fw3YTkxBen1wG3f5L7OAODRTuqnWpkQFOmclx050'
'k0frKRcX6UWhIOWpW2mqJXnvzDtQQVGzqIdSgGTGtUDGQ7Onnc'
'NkUlSnuVC7PkDNNRuwit3pCB9YWBWyPAQgs0kLqoV4YcuSctz6'
'SAf76ozdcK5/SrOzutOfyPag4V3AYKMv6rCKALJ10OnFJ61FL9'
'kd6JZam7WOlEUXyO7Gdgvz+eKiQMTZXbtO2kAKqel513MedPXC'
'dzajUe1U2JaGg86UdiDWoPYOiWxnAPwfNJk+1QuNy5NZ7PaMtF'
'IKT3/Xema2U8mufS0FbvJyK2flP1VUWcCzHKTSqX6+kU7UpoWa'
'hYa7PlO40El+putTQLBmNaEeaWFngO+XB4TReICHSiCdcAb3pw'
'sabjtxt+OpK4vbj3yBSfpiZTpVbEjt9U/tUpVp/T2M66lMi3ZC'
'oHLlhu45Zo0aEq3UmQ/WBXu6EkO2eLYz2br9YQwRbSJ6z5CHmu'
'hjKBQlpvGNfZYObx5lY4o6Ab4f/N8gyukskjmAFAf7Fr8cEog/'
'oxmbagoCtUGRYJp2paooqH8L6xXp0Y8+23g7WJaAIr1i4V4aKS'
'r9x7iUK6prcZTtMJZEHCswkLN/+DU6/FX3YZcOjseC+Qv3P+9v'
'zIDp/92KJzqVqITGwrsc6ZsglMW37qxs6albtw3lMWSHlkcLbj'
'Xf/iHPeKnb2WNLdkFNQ1J5OaTJR+E1CrXN+pm1JtB6XaUbaLGV'
'CGUo13lAPVDtXcPbo64kMrQtQu4m9m8X8t8tfuJmINfwBnrKzk'
'O6pl+LwimFaFEArV6wcaMxmwi0lM7mt4U1u9OIQjghQ/dEmOyV'
'dZBnvyG7T/oRuLdUyZ/QGXZMlPQ3lAZ0ONn1Mk4bmKToW8ToE8'
'ylld3rLlWDjjoQP8mP05Izg3mguLHXUhikUL8MD5NdYyeZJ1XZ'
'0OZ5S9uncurYj2ABWJoVaq/tFCdCEo9bbjWsePei26GZjaM3Fx'
'RkAICXe/bt6/uLgaPZtO+sdARDuU3DRKMIdgM9NBaIn0kC7Wk4'
'bnYShZ/rbhVt2/ds5XinnDBZsxSR3s553DixJ9v6w9Db++9Stw'
'4DgePd9lLy+6WuVBlKmcNflx9zg7US0AOarX2UNiQ==',
'kdf_length': 32,
'kdf_salt': 'MYH68QH48nRFMWH44piFWqBnKtU8KCz6Ajh24otrvzJlqPgB'
'v6bvFJjRvjRp/0/v1j2nt40RZ6H5hfoKmore0g==\n',
'length': 1024,
'cipher': 'aes256',
}
}
}
def setUp(self):
def _get_pass():
return '123'
self._crypto = SecretsCrypto(_get_pass)
def test__get_pass(self):
self.assertEqual(self._crypto._get_pass(), '123')
def test__get_key(self):
salt = 'abc'
expected = scrypt.hash('123', salt, buflen=32)
key = self._crypto._get_key(salt)
self.assertEqual(expected, key)
def test_encrypt(self):
info = self._crypto.encrypt(self.SECRETS)
self.assertEqual(8, len(info))
for key, value in [
('kdf', 'scrypt'),
('kdf_salt', None),
('kdf_length', None),
('cipher', ENC_METHOD.aes_256_gcm),
('length', None),
('iv', None),
('secrets', None),
('version', 2)]:
self.assertTrue(key in info)
if value:
self.assertEqual(info[key], value)
def test__decrypt_v2(self):
encrypted = self.ENCRYPTED_V2
decrypted = self._crypto.decrypt(encrypted)
self.assertEqual(decrypted, self.SECRETS)
def test__decrypt_v1(self):
encrypted = self.ENCRYPTED_V1
decrypted = self._crypto.decrypt(encrypted)
self.assertEqual(decrypted, self.SECRETS)
|
