diff options
| -rw-r--r-- | src/leap/keymanager/openpgp.py | 12 | ||||
| -rw-r--r-- | src/leap/keymanager/tests/test_validation.py | 43 | ||||
| -rw-r--r-- | src/leap/keymanager/validation.py | 1 |
3 files changed, 55 insertions, 1 deletions
diff --git a/src/leap/keymanager/openpgp.py b/src/leap/keymanager/openpgp.py index e84cd29..f86b35d 100644 --- a/src/leap/keymanager/openpgp.py +++ b/src/leap/keymanager/openpgp.py @@ -37,6 +37,8 @@ from leap.keymanager.keys import ( build_key_from_dict, KEYMANAGER_KEY_TAG, TAGS_ADDRESS_PRIVATE_INDEX, + KEY_FINGERPRINT_KEY, + KEY_DATA_KEY, ) from leap.keymanager.validation import ValidationLevel @@ -394,6 +396,16 @@ class OpenPGPScheme(EncryptionScheme): if doc is None: self._soledad.create_doc_from_json(key.get_json()) else: + if key.fingerprint == doc.content[KEY_FINGERPRINT_KEY]: + # in case of an update of the key merge them with gnupg + with self._temporary_gpgwrapper() as gpg: + gpg.import_keys(doc.content[KEY_DATA_KEY]) + gpg.import_keys(key.key_data) + gpgkey = gpg.list_keys(secret=key.private).pop() + key = _build_key_from_gpg( + key.address, gpgkey, + gpg.export_keys(gpgkey['fingerprint'], + secret=key.private)) doc.set_json(key.get_json()) self._soledad.put_doc(doc) diff --git a/src/leap/keymanager/tests/test_validation.py b/src/leap/keymanager/tests/test_validation.py index c7170ab..0f4d81a 100644 --- a/src/leap/keymanager/tests/test_validation.py +++ b/src/leap/keymanager/tests/test_validation.py @@ -72,6 +72,13 @@ class ValidationLevelTestCase(KeyManagerWithSoledadTestCase): OpenPGPKey, validation=ValidationLevel.Provider_Trust) + def test_roll_back(self): + km = self._key_manager() + km.put_raw_key(EXPIRED_KEY_UPDATED, OpenPGPKey) + km.put_raw_key(EXPIRED_KEY, OpenPGPKey) + key = km.get_key(ADDRESS, OpenPGPKey, fetch_remote=False) + self.assertEqual(key.expiry_date, EXPIRED_KEY_NEW_EXPIRY_DATE) + # Key material for testing @@ -144,6 +151,42 @@ Osuse7+NkyUHgMXMVW7cz+nU7iO+ht2rkBtv+Z5LGlzgHTeFjKci =WhX+ -----END PGP PUBLIC KEY BLOCK----- """ +# updated expiration date +# Tue 24 Oct 2034 05:13:00 PM BST +EXPIRED_KEY_NEW_EXPIRY_DATE = "2045319180" +EXPIRED_KEY_UPDATED = """ +-----BEGIN PGP PUBLIC KEY BLOCK----- +Version: GnuPG v1.4.12 (GNU/Linux) + +mQENBBvrfd0BCADGNpspaNhsbhSjKioCWrE2MTTYC+Sdpes22RabdhQyOCWvlSbj +b8p0y3kmnMOtVBT+c22/w7eu2YBfIpS4RswgE5ypr/1kZLFQueVe/cp29GjPvLwJ +82A3EOHcmXs8rSJ76h2bnkySvbJawz9rwCcaXhpdAwC+sjWvbqiwZYEL+90I4Xp3 +acDh9vNtPxDCg5RdI0bfdIEBGgHTfsda3kWGvo1wH5SgrTRq0+EcTI7aJgkMmM/A +IhnpACE52NvGdG9eB3x7xyQFsQqK8F0XvEev2UJH4SR7vb+Z7FNTJKCy6likYbSV +wGGFuowFSESnzXuUI6PcjyuO6FUbMgeM5euFABEBAAG0HExlYXAgVGVzdCBLZXkg +PGxlYXBAbGVhcC5zZT6JAT4EEwECACgCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4B +AheABQJUURIXBQld/ZovAAoJEG8V8AShiFp8xUcIALcAHZbaxvyhHRGOrwDddbH0 +fFDK0AqKTsIT7y4D/HLFCP5zG3Ck7qGPZdkHXZfzq8rIb+zUjW3oJIVI1IucHxG2 +T5kppa8RFCBAFlRWYf6R3isX3YL0d3QSragjoxRNPcHNU8ALHcvfSonFHBoi4fH4 +4rvgksAiT68SsdPaoXDlabx5T15evu/7T5e/DGMQVPMxiaSuSQhbOKuMk2wcFdmL +tBYHLZPa54hHPNhEDyxLgtKKph0gObk9ojKfH9kPvLveIcpS5CqTJfN/kqBz7CJW +wEeAi2iG3H1OEB25aCUdTxXSRNlGqEgcWPaWxtc1RzlARu7LB64OUZuRy4puiAG5 +AQ0EG+t93QEIAKqRq/2sBDW4g3FU+11LhixT+GosrfVvnitz3S9k2tBXok/wYpI1 +XeA+kTHiF0LaqoaciDRvkA9DvhDbSrNM1yeuYRyZiHlTmoPZ/Fkl60oA2cyLd1L5 +sXbuipY3TEiakugdSU4rzgi0hFycm6Go6yq2G6eC6UALvD9CTMdZHw40TadG9xpm +4thYPuJ1kPH8/bkbTi9sLHoApYgL+7ssje8w4epr0qD4IGxeKwJPf/tbTRpnd8w3 +leldixHHKAutNt49p0pkXlORAHRpUmp+KMZhFvCvIPwe9o5mYtMR7sDRxjY61ZEQ +KLyKoh5wsJsaPXBjdG7cf6G/cBcwvnQVUHcAEQEAAYkBJQQYAQIADwUCG+t93QIb +DAUJAAFRgAAKCRBvFfAEoYhafOPgB/9z4YCyT/N0262HtegHykhsyykuqEeNb1LV +D9INcP+RbCX/0IjFgP4DTMPP7qqF1OBwR276maALT321Gqxc5HN5YrwxGdmoyBLm +unaQJJlD+7B1C+jnO6r4m44obvJ/NMERxVyzkXap3J2VgRIO1wNLI9I0sH6Kj5/j +Mgy06OwXDcqIc+jB4sIJ3Tnm8LZ3phJzNEm9mI8Ak0oJ7IEcMndR6DzmRt1rJQcq +K/D7hOG02zvyRhxF27U1qR1MxeU/gNnOx8q4dnVyWB+EiV1sFl4iTOyYHEsoyd7W +Osuse7+NkyUHgMXMVW7cz+nU7iO+ht2rkBtv+Z5LGlzgHTeFjKci +=79Ll +-----END PGP PUBLIC KEY BLOCK----- +""" + import unittest if __name__ == "__main__": diff --git a/src/leap/keymanager/validation.py b/src/leap/keymanager/validation.py index 6dceb78..7d68966 100644 --- a/src/leap/keymanager/validation.py +++ b/src/leap/keymanager/validation.py @@ -73,7 +73,6 @@ def can_upgrade(new_key, old_key): # An update of the same key if new_key.fingerprint == old_key.fingerprint: - # XXX wich one is newer? is that a downgrade attack? (#6210) return True # Manually verified fingerprint |