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-rw-r--r--tests/keymanager/test_openpgp.py365
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diff --git a/tests/keymanager/test_openpgp.py b/tests/keymanager/test_openpgp.py
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--- a/tests/keymanager/test_openpgp.py
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-# -*- coding: utf-8 -*-
-# test_keymanager.py
-# Copyright (C) 2014 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 the OpenPGP support on Key Manager.
-"""
-
-
-from datetime import datetime
-from mock import Mock
-from twisted.internet.defer import inlineCallbacks, gatherResults, succeed
-
-from leap.keymanager import (
- KeyNotFound,
- openpgp,
-)
-from leap.keymanager.documents import (
- TYPE_FINGERPRINT_PRIVATE_INDEX,
- TYPE_ADDRESS_PRIVATE_INDEX,
-)
-from leap.keymanager.keys import OpenPGPKey
-
-from common import (
- KeyManagerWithSoledadTestCase,
- ADDRESS,
- ADDRESS_2,
- KEY_FINGERPRINT,
- PUBLIC_KEY,
- PUBLIC_KEY_2,
- PRIVATE_KEY,
- PRIVATE_KEY_2,
-)
-
-
-class OpenPGPCryptoTestCase(KeyManagerWithSoledadTestCase):
-
- # set the trial timeout to 20min, needed by the key generation test
- timeout = 1200
-
- @inlineCallbacks
- def _test_openpgp_gen_key(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield self._assert_key_not_found(pgp, 'user@leap.se')
- key = yield pgp.gen_key('user@leap.se')
- self.assertIsInstance(key, OpenPGPKey)
- self.assertEqual(
- 'user@leap.se', key.address, 'Wrong address bound to key.')
- self.assertEqual(
- 4096, key.length, 'Wrong key length.')
-
- @inlineCallbacks
- def test_openpgp_put_delete_key(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield self._assert_key_not_found(pgp, ADDRESS)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- key = yield pgp.get_key(ADDRESS, private=False)
- yield pgp.delete_key(key)
- yield self._assert_key_not_found(pgp, ADDRESS)
-
- @inlineCallbacks
- def test_openpgp_put_ascii_key(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield self._assert_key_not_found(pgp, ADDRESS)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- key = yield pgp.get_key(ADDRESS, private=False)
- self.assertIsInstance(key, OpenPGPKey)
- self.assertTrue(
- ADDRESS in key.address, 'Wrong address bound to key.')
- self.assertEqual(
- 4096, key.length, 'Wrong key length.')
- yield pgp.delete_key(key)
- yield self._assert_key_not_found(pgp, ADDRESS)
-
- @inlineCallbacks
- def test_get_public_key(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield self._assert_key_not_found(pgp, ADDRESS)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- yield self._assert_key_not_found(pgp, ADDRESS, private=True)
- key = yield pgp.get_key(ADDRESS, private=False)
- self.assertTrue(ADDRESS in key.address)
- self.assertFalse(key.private)
- self.assertEqual(KEY_FINGERPRINT, key.fingerprint)
- yield pgp.delete_key(key)
- yield self._assert_key_not_found(pgp, ADDRESS)
-
- @inlineCallbacks
- def test_openpgp_encrypt_decrypt(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
-
- # encrypt
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- cyphertext = yield pgp.encrypt(data, pubkey)
-
- self.assertTrue(cyphertext is not None)
- self.assertTrue(cyphertext != '')
- self.assertTrue(cyphertext != data)
- self.assertTrue(pgp.is_encrypted(cyphertext))
- self.assertTrue(pgp.is_encrypted(cyphertext))
-
- # decrypt
- yield self._assert_key_not_found(pgp, ADDRESS, private=True)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- decrypted, _ = yield pgp.decrypt(cyphertext, privkey)
- self.assertEqual(decrypted, data)
-
- yield pgp.delete_key(pubkey)
- yield pgp.delete_key(privkey)
- yield self._assert_key_not_found(pgp, ADDRESS, private=False)
- yield self._assert_key_not_found(pgp, ADDRESS, private=True)
-
- @inlineCallbacks
- def test_verify_with_private_raises(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- signed = pgp.sign(data, privkey)
- self.assertRaises(
- AssertionError,
- pgp.verify, signed, privkey)
-
- @inlineCallbacks
- def test_sign_with_public_raises(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- self.assertRaises(
- AssertionError,
- pgp.sign, data, ADDRESS, OpenPGPKey)
-
- @inlineCallbacks
- def test_verify_with_wrong_key_raises(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- signed = pgp.sign(data, privkey)
- yield pgp.put_raw_key(PUBLIC_KEY_2, ADDRESS_2)
- wrongkey = yield pgp.get_key(ADDRESS_2)
- self.assertFalse(pgp.verify(signed, wrongkey))
-
- @inlineCallbacks
- def test_encrypt_sign_with_public_raises(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- self.failureResultOf(
- pgp.encrypt(data, privkey, sign=pubkey),
- AssertionError)
-
- @inlineCallbacks
- def test_decrypt_verify_with_private_raises(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- encrypted_and_signed = yield pgp.encrypt(
- data, pubkey, sign=privkey)
- self.failureResultOf(
- pgp.decrypt(encrypted_and_signed, privkey, verify=privkey),
- AssertionError)
-
- @inlineCallbacks
- def test_decrypt_verify_with_wrong_key(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- encrypted_and_signed = yield pgp.encrypt(data, pubkey, sign=privkey)
- yield pgp.put_raw_key(PUBLIC_KEY_2, ADDRESS_2)
- wrongkey = yield pgp.get_key(ADDRESS_2)
- decrypted, validsign = yield pgp.decrypt(encrypted_and_signed,
- privkey,
- verify=wrongkey)
- self.assertEqual(decrypted, data)
- self.assertFalse(validsign)
-
- @inlineCallbacks
- def test_sign_verify(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- signed = pgp.sign(data, privkey, detach=False)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- validsign = pgp.verify(signed, pubkey)
- self.assertTrue(validsign)
-
- @inlineCallbacks
- def test_encrypt_sign_decrypt_verify(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
-
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- privkey = yield pgp.get_key(ADDRESS, private=True)
-
- yield pgp.put_raw_key(PRIVATE_KEY_2, ADDRESS_2)
- pubkey2 = yield pgp.get_key(ADDRESS_2, private=False)
- privkey2 = yield pgp.get_key(ADDRESS_2, private=True)
-
- data = 'data'
- encrypted_and_signed = yield pgp.encrypt(
- data, pubkey2, sign=privkey)
- res, validsign = yield pgp.decrypt(
- encrypted_and_signed, privkey2, verify=pubkey)
- self.assertEqual(data, res)
- self.assertTrue(validsign)
-
- @inlineCallbacks
- def test_sign_verify_detached_sig(self):
- data = 'data'
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PRIVATE_KEY, ADDRESS)
- privkey = yield pgp.get_key(ADDRESS, private=True)
- signature = yield pgp.sign(data, privkey, detach=True)
- pubkey = yield pgp.get_key(ADDRESS, private=False)
- validsign = pgp.verify(data, pubkey, detached_sig=signature)
- self.assertTrue(validsign)
-
- @inlineCallbacks
- def test_self_repair_three_keys(self):
- refreshed_keep = datetime(2007, 1, 1)
- self._insert_key_docs([datetime(2005, 1, 1),
- refreshed_keep,
- datetime(2001, 1, 1)])
- delete_doc = self._mock_delete_doc()
-
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- key = yield pgp.get_key(ADDRESS, private=False)
- self.assertEqual(key.refreshed_at, refreshed_keep)
- self.assertEqual(self.count, 2)
- self._soledad.delete_doc = delete_doc
-
- @inlineCallbacks
- def test_self_repair_no_keys(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
-
- get_from_index = self._soledad.get_from_index
- delete_doc = self._soledad.delete_doc
-
- def my_get_from_index(*args):
- if (args[0] == TYPE_FINGERPRINT_PRIVATE_INDEX and
- args[2] == KEY_FINGERPRINT):
- return succeed([])
- return get_from_index(*args)
-
- self._soledad.get_from_index = my_get_from_index
- self._soledad.delete_doc = Mock(return_value=succeed(None))
-
- try:
- yield self.assertFailure(pgp.get_key(ADDRESS, private=False),
- KeyNotFound)
- # it should have deleted the index
- self.assertEqual(self._soledad.delete_doc.call_count, 1)
- finally:
- self._soledad.get_from_index = get_from_index
- self._soledad.delete_doc = delete_doc
-
- @inlineCallbacks
- def test_self_repair_put_keys(self):
- self._insert_key_docs([datetime(2005, 1, 1),
- datetime(2007, 1, 1),
- datetime(2001, 1, 1)])
- delete_doc = self._mock_delete_doc()
-
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
- yield pgp.put_raw_key(PUBLIC_KEY, ADDRESS)
- self._soledad.delete_doc = delete_doc
- self.assertEqual(self.count, 2)
-
- @inlineCallbacks
- def test_self_repair_six_active_docs(self):
- pgp = openpgp.OpenPGPScheme(
- self._soledad, gpgbinary=self.gpg_binary_path)
-
- k1 = OpenPGPKey(ADDRESS, fingerprint="1",
- refreshed_at=datetime(2005, 1, 1))
- k2 = OpenPGPKey(ADDRESS, fingerprint="2",
- refreshed_at=datetime(2007, 1, 1))
- k3 = OpenPGPKey(ADDRESS, fingerprint="3",
- refreshed_at=datetime(2007, 1, 1),
- encr_used=True, sign_used=True)
- k4 = OpenPGPKey(ADDRESS, fingerprint="4",
- refreshed_at=datetime(2007, 1, 1),
- sign_used=True)
- k5 = OpenPGPKey(ADDRESS, fingerprint="5",
- refreshed_at=datetime(2007, 1, 1),
- encr_used=True)
- k6 = OpenPGPKey(ADDRESS, fingerprint="6",
- refreshed_at=datetime(2006, 1, 1),
- encr_used=True, sign_used=True)
- keys = (k1, k2, k3, k4, k5, k6)
- for key in keys:
- yield self._soledad.create_doc_from_json(key.get_json())
- yield self._soledad.create_doc_from_json(key.get_active_json())
-
- delete_doc = self._mock_delete_doc()
-
- key = yield pgp.get_key(ADDRESS, private=False)
- self._soledad.delete_doc = delete_doc
- self.assertEqual(self.count, 5)
- self.assertEqual(key.fingerprint, "3")
-
- def _assert_key_not_found(self, pgp, address, private=False):
- d = pgp.get_key(address, private=private)
- return self.assertFailure(d, KeyNotFound)
-
- @inlineCallbacks
- def _insert_key_docs(self, refreshed_at):
- for date in refreshed_at:
- key = OpenPGPKey(ADDRESS, fingerprint=KEY_FINGERPRINT,
- refreshed_at=date)
- yield self._soledad.create_doc_from_json(key.get_json())
- yield self._soledad.create_doc_from_json(key.get_active_json())
-
- def _mock_delete_doc(self):
- delete_doc = self._soledad.delete_doc
- self.count = 0
-
- def my_delete_doc(*args):
- self.count += 1
- return delete_doc(*args)
- self._soledad.delete_doc = my_delete_doc
- return delete_doc