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# -*- coding: utf-8 -*-
# test_refresher.py
# Copyright (C) 2016 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 refreshing the key directory.
"""
import logging
from datetime import datetime
from mock import Mock, patch
from twisted.internet import defer
from common import KeyManagerWithSoledadTestCase, KEY_FINGERPRINT
from leap.keymanager import openpgp
from leap.keymanager.keys import OpenPGPKey
from leap.keymanager.refresher import RandomRefreshPublicKey, MIN_RANDOM_INTERVAL_RANGE, DEBUG_START_REFRESH, \
DEBUG_STOP_REFRESH, ERROR_UNEQUAL_FINGERPRINTS
ANOTHER_FP = 'ANOTHERFINGERPRINT'
logger = logging.getLogger(__name__)
class RandomRefreshPublicKeyTestCase(KeyManagerWithSoledadTestCase):
@defer.inlineCallbacks
def test_get_random_address(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
rf = RandomRefreshPublicKey(pgp, self._key_manager())
key = OpenPGPKey(address='user@leap.se')
key_another = OpenPGPKey(address='zara@leap.se')
pgp.get_all_keys = Mock(return_value=defer.succeed([key, key_another]))
random_key = yield rf._get_random_key()
self.assertTrue(random_key.address == key.address or random_key.address == key_another.address)
@defer.inlineCallbacks
def test_do_not_throw_error_for_empty_key_dict(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
rf = RandomRefreshPublicKey(pgp, self._key_manager())
pgp.get_all_keys = Mock(return_value=defer.succeed([]))
random_address = yield rf._get_random_key()
self.assertTrue(random_address is None)
@defer.inlineCallbacks
def test_log_error_if_fetch_by_fingerprint_returns_wrong_key(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
km = self._key_manager()
with patch.object(logging.Logger, 'error') as mock_logger_error:
rf = RandomRefreshPublicKey(pgp, km)
rf._get_random_key = \
Mock(return_value=defer.succeed(OpenPGPKey(fingerprint=KEY_FINGERPRINT)))
km._nicknym.fetch_key_with_fingerprint = \
Mock(return_value=defer.succeed(OpenPGPKey(fingerprint=ANOTHER_FP)))
yield rf.maybe_refresh_key()
mock_logger_error.assert_called_with(ERROR_UNEQUAL_FINGERPRINTS %
(KEY_FINGERPRINT, ANOTHER_FP))
@defer.inlineCallbacks
def test_put_new_key_in_local_storage(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
km = self._key_manager()
rf = RandomRefreshPublicKey(pgp, km)
rf._get_random_key = Mock(return_value=defer.succeed(OpenPGPKey(fingerprint=KEY_FINGERPRINT)))
km._nicknym.fetch_key_with_fingerprint = \
Mock(return_value=defer.succeed(OpenPGPKey(fingerprint=ANOTHER_FP)))
yield rf.maybe_refresh_key()
@defer.inlineCallbacks
def test_key_expired_will_be_deactivatet(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
km = self._key_manager()
rf = RandomRefreshPublicKey(pgp, km)
key = OpenPGPKey(address='zara@leap.se', expiry_date=datetime.now())
self.assertTrue(key.address is 'zara@leap.se')
km._openpgp.unactivate_key = Mock(return_value=defer.succeed(None))
yield rf._maybe_unactivate_key(key)
self.assertTrue(key.address is None)
self.assertFalse(key.is_active())
def test_start_refreshing(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
with patch.object(logging.Logger, 'debug') as mock_logger_start:
rf = RandomRefreshPublicKey(pgp, self._key_manager())
rf.start()
mock_logger_start.assert_called_with(DEBUG_START_REFRESH)
rf.stop()
mock_logger_start.assert_called_with(DEBUG_STOP_REFRESH)
def test_random_interval_is_set_properly(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
rf = RandomRefreshPublicKey(pgp, self._key_manager())
self.assertTrue(rf._loop.interval >= MIN_RANDOM_INTERVAL_RANGE)
def test_is_random_really_random(self):
pgp = openpgp.OpenPGPScheme(
self._soledad, gpgbinary=self.gpg_binary_path)
rf = RandomRefreshPublicKey(pgp, self._key_manager())
for x in range(0, 5):
random_numbers = []
for y in range(0, 5):
random_numbers.append(rf._random_interval_to_refersh())
# there are different numbers in the list
if len(random_numbers) == len(set(random_numbers)) \
or len(random_numbers) == len(set(random_numbers)) + 1:
self.assertTrue(True)
else:
self.assertTrue(False)
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