From 963c3afaf1f9674d876465dd4bffc1c11ce1cb51 Mon Sep 17 00:00:00 2001 From: Ruben Pollan Date: Fri, 19 Dec 2014 08:15:43 -0600 Subject: Upgrade keys if not successfully used and strict high validation level --- src/leap/keymanager/__init__.py | 23 ++++-- src/leap/keymanager/tests/test_validation.py | 118 +++++++++++++++++++++++---- src/leap/keymanager/validation.py | 6 +- 3 files changed, 126 insertions(+), 21 deletions(-) (limited to 'src') diff --git a/src/leap/keymanager/__init__.py b/src/leap/keymanager/__init__.py index c4050fa8..fdbc206d 100644 --- a/src/leap/keymanager/__init__.py +++ b/src/leap/keymanager/__init__.py @@ -476,9 +476,13 @@ class KeyManager(object): def encrypt(keys): pubkey, signkey = keys - return self._wrapper_map[ktype].encrypt( + encrypted = self._wrapper_map[ktype].encrypt( data, pubkey, passphrase, sign=signkey, cipher_algo=cipher_algo) + pubkey.encr_used = True + d = self._wrapper_map[ktype].put_key(pubkey, address) + d.addCallback(lambda _: encrypted) + return d dpub = self.get_key(address, ktype, private=False, fetch_remote=fetch_remote) @@ -529,7 +533,10 @@ class KeyManager(object): if pubkey is None: signature = KeyNotFound(verify) elif signed: - signature = pubkey + pubkey.sign_used = True + d = self._wrapper_map[ktype].put_key(pubkey, address) + d.addCallback(lambda _: (decrypted, pubkey)) + return d else: signature = InvalidSignature( 'Failed to verify signature with key %s' % @@ -621,7 +628,10 @@ class KeyManager(object): signed = self._wrapper_map[ktype].verify( data, pubkey, detached_sig=detached_sig) if signed: - return pubkey + pubkey.sign_used = True + d = self._wrapper_map[ktype].put_key(pubkey, address) + d.addCallback(lambda _: pubkey) + return d else: raise InvalidSignature( 'Failed to verify signature with key %s' % @@ -718,9 +728,12 @@ class KeyManager(object): :raise UnsupportedKeyTypeError: if invalid key type """ self._assert_supported_key_type(ktype) - pubkey, _ = self._wrapper_map[ktype].parse_ascii_key(key) + pubkey, privkey = self._wrapper_map[ktype].parse_ascii_key(key) pubkey.validation = validation - return self.put_key(pubkey, address) + d = self.put_key(pubkey, address) + if privkey is not None: + d.addCallback(lambda _: self.put_key(privkey, address)) + return d def fetch_key(self, address, uri, ktype, validation=ValidationLevel.Weak_Chain): diff --git a/src/leap/keymanager/tests/test_validation.py b/src/leap/keymanager/tests/test_validation.py index 83a02e00..a8b35ca3 100644 --- a/src/leap/keymanager/tests/test_validation.py +++ b/src/leap/keymanager/tests/test_validation.py @@ -89,6 +89,34 @@ class ValidationLevelTestCase(KeyManagerWithSoledadTestCase): key = yield km.get_key(ADDRESS, OpenPGPKey, fetch_remote=False) self.assertEqual(key.expiry_date, EXPIRED_KEY_NEW_EXPIRY_DATE) + @inlineCallbacks + def test_not_used(self): + km = self._key_manager() + yield km.put_raw_key(UNEXPIRED_KEY, OpenPGPKey, ADDRESS, + validation=ValidationLevel.Provider_Trust) + yield km.put_raw_key(UNRELATED_KEY, OpenPGPKey, ADDRESS, + validation=ValidationLevel.Provider_Endorsement) + key = yield km.get_key(ADDRESS, OpenPGPKey, fetch_remote=False) + self.assertEqual(key.fingerprint, UNRELATED_FINGERPRINT) + + @inlineCallbacks + def test_used(self): + TEXT = "some text" + + km = self._key_manager() + yield km.put_raw_key(UNEXPIRED_KEY, OpenPGPKey, ADDRESS) + yield km.encrypt(TEXT, ADDRESS, OpenPGPKey) + + km2 = self._key_manager() + yield km2.put_raw_key(UNEXPIRED_PRIVATE, OpenPGPKey, ADDRESS) + signature = yield km2.sign(TEXT, ADDRESS, OpenPGPKey) + + yield km.verify(TEXT, ADDRESS, OpenPGPKey, detached_sig=signature) + d = km.put_raw_key( + UNRELATED_KEY, OpenPGPKey, ADDRESS, + validation=ValidationLevel.Provider_Endorsement) + yield self.assertFailure(d, KeyNotValidUpgrade) + # Key material for testing @@ -162,7 +190,7 @@ Osuse7+NkyUHgMXMVW7cz+nU7iO+ht2rkBtv+Z5LGlzgHTeFjKci -----END PGP PUBLIC KEY BLOCK----- """ # updated expiration date -EXPIRED_KEY_NEW_EXPIRY_DATE = datetime.fromtimestamp(2045319180) +EXPIRED_KEY_NEW_EXPIRY_DATE = datetime.fromtimestamp(2049717872) EXPIRED_KEY_UPDATED = """ -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.4.12 (GNU/Linux) @@ -174,27 +202,87 @@ acDh9vNtPxDCg5RdI0bfdIEBGgHTfsda3kWGvo1wH5SgrTRq0+EcTI7aJgkMmM/A IhnpACE52NvGdG9eB3x7xyQFsQqK8F0XvEev2UJH4SR7vb+Z7FNTJKCy6likYbSV wGGFuowFSESnzXuUI6PcjyuO6FUbMgeM5euFABEBAAG0HExlYXAgVGVzdCBLZXkg PGxlYXBAbGVhcC5zZT6JAT4EEwECACgCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4B -AheABQJUURIXBQld/ZovAAoJEG8V8AShiFp8xUcIALcAHZbaxvyhHRGOrwDddbH0 -fFDK0AqKTsIT7y4D/HLFCP5zG3Ck7qGPZdkHXZfzq8rIb+zUjW3oJIVI1IucHxG2 -T5kppa8RFCBAFlRWYf6R3isX3YL0d3QSragjoxRNPcHNU8ALHcvfSonFHBoi4fH4 -4rvgksAiT68SsdPaoXDlabx5T15evu/7T5e/DGMQVPMxiaSuSQhbOKuMk2wcFdmL -tBYHLZPa54hHPNhEDyxLgtKKph0gObk9ojKfH9kPvLveIcpS5CqTJfN/kqBz7CJW -wEeAi2iG3H1OEB25aCUdTxXSRNlGqEgcWPaWxtc1RzlARu7LB64OUZuRy4puiAG5 +AheABQJUlDCSBQleQLiTAAoJEG8V8AShiFp8t3QH/1eqkVIScXmqaCVeno3VSKiH +HqnxiHcEgtpNRfUlP6tLD4H6QPEpvoUI9S/8HSYi3nbDGXEX8ycKlnwxjdIqWSOW +xj91/7uQAo+dP9QaVJ6xgaAiqzN1x3JzX3Js1wTodmNV0TfmGjxwnC5up/xK7/pd +KuDP3woDsRlwy8Lgj67mkn49xfAFHo6hI6SD36UBDAC/ELq6kZaba4Kk0fEVHCEz +HX0B09ZIY9fmf305cEB3dNh6SMQgKtH0wKozaqI2UM2B+cs3z08bC+YuUUh7UJTH +yr+hI7vF4/WEeJB3fuhP3xsumLhV8P47DaJ7oivmtsDEbAJFKqvigEqNES73Xpy5 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 +KLyKoh5wsJsaPXBjdG7cf6G/cBcwvnQVUHcAEQEAAYkBJQQYAQIADwIbDAUCVJQw +3QUJXkC4/QAKCRBvFfAEoYhafEtiB/9hMfSFNMxtlIJDJArG4JwR7sBOatYUT858 +qZnTgGETZN8wXpeEpXWKdDdmCX9aeE9jsDNgSQ5WWpqU21bGMXh1IGjAzmqTqq3/ +ik1vALuaVfr6OqjTzrJVQujT61CGed26xpP3Zh8hLKyKa+dXnX/VpgZS42wZLPx2 +wcODfANmTfE2AhMap/RyDy21q4nau+z2hMEOKdtF8dpP+pEvzoN5ZexYP1hfT+Av +oFPyVB5YtEMfxTEshDKRPjbdgNmw4faKXd5Cbelo4YxxpO16FHb6gzIdjOX15vQ+ +KwcVXzg9xk4D3cr1mnTCops/iv6TXvcw4Wbo70rrKXwkjl8LKjOP +=sHoe -----END PGP PUBLIC KEY BLOCK----- """ +UNEXPIRED_KEY = EXPIRED_KEY_UPDATED +UNEXPIRED_PRIVATE = """ +-----BEGIN PGP PRIVATE KEY BLOCK----- +Version: GnuPG v1.4.12 (GNU/Linux) + +lQOYBBvrfd0BCADGNpspaNhsbhSjKioCWrE2MTTYC+Sdpes22RabdhQyOCWvlSbj +b8p0y3kmnMOtVBT+c22/w7eu2YBfIpS4RswgE5ypr/1kZLFQueVe/cp29GjPvLwJ +82A3EOHcmXs8rSJ76h2bnkySvbJawz9rwCcaXhpdAwC+sjWvbqiwZYEL+90I4Xp3 +acDh9vNtPxDCg5RdI0bfdIEBGgHTfsda3kWGvo1wH5SgrTRq0+EcTI7aJgkMmM/A +IhnpACE52NvGdG9eB3x7xyQFsQqK8F0XvEev2UJH4SR7vb+Z7FNTJKCy6likYbSV +wGGFuowFSESnzXuUI6PcjyuO6FUbMgeM5euFABEBAAEAB/0cwelrGEdmG+Z/RxZx +4anvpzNNMRSJ0Xu508SVk4vElCQrlaPfFZC1t0ZW1XcHsQ5Gsy/gxaA4YbK1RXV2 +8uvvWh5oTsdLByzj/cSLLp5u+cYxyuaBOb/jiAiCPVEFnEec23pQ4fumwpebgX5f +FLGCVYAqWc2EMqOFVgnAEJ9TbIWRnCkN04r1WSc7eLcUlH+vTp4HUPd6PQj56zSr +J5beeviHgYB76M6mcM/BRzLmcl4M7bgx5olp8A0Wz7ub+hXICmNQyqpE8qZeyGjq +v4T/6BSpsp5yEGDMkahFyO7OwB7UI6SZGkdnWKGeXOWG48so6cFdZ8dxRGx49gFL +1rP1BADfYjQDfmBpB6tC1MyATb1MUK/1CN7wC5w7fXCtPbYNiqc9s27W9NXQReHD +GOU04weU+ZJsV6Fwlt3oRD2j05vNdhbqKseLdsm27/kg2GWZvjamriHqZ94sw6yk +fg3MqPb4JdFzBZVHqD50AHASx2rMshBeMVo27LhcADCWM9P8bwQA4yeRonbIAUls +yAwWIRCMel2JY1u/zmJrg8FFAG2LYx+pYaxkRxjSJNlQQV7o6aYiU3Yw+nXvj5Pz +IdOdimWfFb8eZ3U6tbognJxjwU8vV3ili40O7SENgloeM/nzg+nQjIaS9utfE8Et +juV7f9OWi8Fo+xzSOvUGwoL/zW5t+UsD/0bm+5ch53Sm1ITCn7yfMrp0YaT+YC3Y +mNNfrfbFpEd20ky4K9COIFDFCJmMyKLx/jSajcf4JqrxB/mOmHHAF9CeL7LUy/XV +O8Ec5lkovicDIDT1b+pQYEYvh5UBJmoq1R5nbNLo70gFtGP6b4+t27Gxks5VLhF/ +BVvxK7xjmkBETnq0HExlYXAgVGVzdCBLZXkgPGxlYXBAbGVhcC5zZT6JAT4EEwEC +ACgCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheABQJUURIXBQld/ZovAAoJEG8V +8AShiFp8xUcIALcAHZbaxvyhHRGOrwDddbH0fFDK0AqKTsIT7y4D/HLFCP5zG3Ck +7qGPZdkHXZfzq8rIb+zUjW3oJIVI1IucHxG2T5kppa8RFCBAFlRWYf6R3isX3YL0 +d3QSragjoxRNPcHNU8ALHcvfSonFHBoi4fH44rvgksAiT68SsdPaoXDlabx5T15e +vu/7T5e/DGMQVPMxiaSuSQhbOKuMk2wcFdmLtBYHLZPa54hHPNhEDyxLgtKKph0g +Obk9ojKfH9kPvLveIcpS5CqTJfN/kqBz7CJWwEeAi2iG3H1OEB25aCUdTxXSRNlG +qEgcWPaWxtc1RzlARu7LB64OUZuRy4puiAGdA5gEG+t93QEIAKqRq/2sBDW4g3FU ++11LhixT+GosrfVvnitz3S9k2tBXok/wYpI1XeA+kTHiF0LaqoaciDRvkA9DvhDb +SrNM1yeuYRyZiHlTmoPZ/Fkl60oA2cyLd1L5sXbuipY3TEiakugdSU4rzgi0hFyc +m6Go6yq2G6eC6UALvD9CTMdZHw40TadG9xpm4thYPuJ1kPH8/bkbTi9sLHoApYgL ++7ssje8w4epr0qD4IGxeKwJPf/tbTRpnd8w3leldixHHKAutNt49p0pkXlORAHRp +Ump+KMZhFvCvIPwe9o5mYtMR7sDRxjY61ZEQKLyKoh5wsJsaPXBjdG7cf6G/cBcw +vnQVUHcAEQEAAQAH/A0TCHNz3Yi+oXis8m2WzeyU7Sw6S4VOLnoXMgOhf/JLXVoy +S2P4qj73nMqNkYni2AJkej5GtOyunSGOpZ2zzKQyhigajq76HRRxP5oXwX7VLNy0 +bguSrys2IrJb/8Fq88rN/+H5kpvxNlog+P79wzTta5Y9/yIVJDNXIip/ptVARhA7 +CrdDyE4EaPjcWCS3/9a4R8JDZl19PlTE23DD5ffZv5wNEX38oZkDCK4Si+kqhvm7 +g0Upr49hnvqRPXoi46OBAoUh9yVTKaNDMsRWblvno7k3+MF0CCnix5p5JR74bGnZ +8kS14qXXkAa58uMaAIcv86+mHNovXhaxcog+8k0EAM8wWyWPjdO2xbwwB0hS2E9i +IO/X26uhLY3/tozbOekvqXKvwIy/xdWNVHr7eukAS+oIY10iczgKkMgquoqvzR4q +UY5WI0iC0iMLUGV7xdxusPl+aCbGKomtN/H3JR2Wecgje7K/3o5BtUDM6Fr2KPFb ++uf/gqVkoMmp3O/DjhDlBADSwMHuhfStF+eDXwSQ4WJ3uXP8n4M4t9J2zXO366BB +CAJg8enzwQi62YB+AOhP9NiY5ZrEySk0xGsnVgex2e7V5ilm1wd1z2el3g9ecfVj +yu9mwqHKT811xsLjqQC84JN+qHM/7t7TSgczY2vD8ho2O8bBZzuoiX+QIPYUXkDy +KwP8DTeHjnI6vAP2uVRnaY+bO53llyO5DDp4pnpr45yL47geciElq3m3jXFjHwos +mmkOlYAL07JXeZK+LwbhxmbrwLxXNJB//P7l8ByRsmIrWvPuPzzcKig1KnFqvFO1 +5wGU0Pso2qWZU+idrhCdG+D8LRSQ0uibOFCcjFdM0JOJ7e1RdIkBJQQYAQIADwUC +G+t93QIbDAUJAAFRgAAKCRBvFfAEoYhafOPgB/9z4YCyT/N0262HtegHykhsyyku +qEeNb1LVD9INcP+RbCX/0IjFgP4DTMPP7qqF1OBwR276maALT321Gqxc5HN5Yrwx +GdmoyBLmunaQJJlD+7B1C+jnO6r4m44obvJ/NMERxVyzkXap3J2VgRIO1wNLI9I0 +sH6Kj5/jMgy06OwXDcqIc+jB4sIJ3Tnm8LZ3phJzNEm9mI8Ak0oJ7IEcMndR6Dzm +Rt1rJQcqK/D7hOG02zvyRhxF27U1qR1MxeU/gNnOx8q4dnVyWB+EiV1sFl4iTOyY +HEsoyd7WOsuse7+NkyUHgMXMVW7cz+nU7iO+ht2rkBtv+Z5LGlzgHTeFjKci +=dZE8 +-----END PGP PRIVATE KEY BLOCK----- +""" import unittest diff --git a/src/leap/keymanager/validation.py b/src/leap/keymanager/validation.py index 87de2af8..b3aff3e4 100644 --- a/src/leap/keymanager/validation.py +++ b/src/leap/keymanager/validation.py @@ -60,7 +60,6 @@ def can_upgrade(new_key, old_key): :type old_key: EncryptionKey :rtype: bool """ - # XXX not succesfully used and strict high validation level (#6211) # XXX implement key signature checking (#6120) # First contact @@ -86,4 +85,9 @@ def can_upgrade(new_key, old_key): new_key.validation > old_key.validation): return True + # Not successfully used and strict high validation level + if (not (old_key.sign_used and old_key.encr_used) and + new_key.validation > old_key.validation): + return True + return False -- cgit v1.2.3