diff options
Diffstat (limited to 'src/leap/common')
-rw-r--r-- | src/leap/common/keymanager/__init__.py | 42 | ||||
-rw-r--r-- | src/leap/common/keymanager/errors.py | 6 | ||||
-rw-r--r-- | src/leap/common/tests/test_keymanager.py | 166 |
3 files changed, 176 insertions, 38 deletions
diff --git a/src/leap/common/keymanager/__init__.py b/src/leap/common/keymanager/__init__.py index 01dc0da..d6dbb8a 100644 --- a/src/leap/common/keymanager/__init__.py +++ b/src/leap/common/keymanager/__init__.py @@ -30,6 +30,7 @@ except ImportError: from leap.common.check import leap_assert from leap.common.keymanager.errors import ( KeyNotFound, + NoPasswordGiven, ) from leap.common.keymanager.keys import ( build_key_from_dict, @@ -51,7 +52,7 @@ INDEXES = { class KeyManager(object): - def __init__(self, address, nickserver_url, soledad): + def __init__(self, address, nickserver_url, soledad, token=None): """ Initialize a Key Manager for user's C{address} with provider's nickserver reachable in C{url}. @@ -66,11 +67,13 @@ class KeyManager(object): self._address = address self._nickserver_url = nickserver_url self._soledad = soledad + self.token = token self._wrapper_map = { OpenPGPKey: OpenPGPScheme(soledad), # other types of key will be added to this mapper. } self._init_indexes() + self._fetcher = requests # # utilities @@ -109,7 +112,7 @@ class KeyManager(object): Make a GET HTTP request and return a dictionary containing the response. """ - response = requests.get(self._nickserver_url+path) + response = self._fetcher.get(self._nickserver_url+path) leap_assert(response.status_code == 200, 'Invalid response.') leap_assert( response.headers['content-type'].startswith('application/json') @@ -142,24 +145,27 @@ class KeyManager(object): keyserver. """ # prepare the public key bound to address + pubkey = self.get_key( + self._address, ktype, private=False, fetch_remote=False) data = { 'address': self._address, 'keys': [ - json.loads( - self.get_key( - self._address, ktype, private=False).get_json()), + json.loads(pubkey.get_json()), ] } # prepare the private key bound to address if send_private: - privkey = json.loads( - self.get_key(self._address, ktype, private=True).get_json()) - privkey.key_data = encrypt_sym(data, password) + if password is None or password == '': + raise NoPasswordGiven('Can\'t send unencrypted private keys!') + privkey = self.get_key( + self._address, ktype, private=True, fetch_remote=False) + privkey = json.loads(privkey.get_json()) + privkey.key_data = encrypt_sym(privkey.key_data, password) data['keys'].append(privkey) - requests.put( + self._fetcher.put( self._nickserver_url + '/key/' + self._address, data=data, - auth=(self._address, None)) # TODO: replace for token-based auth. + auth=(self._address, self._token)) def get_key(self, address, ktype, private=False, fetch_remote=True): """ @@ -248,7 +254,8 @@ class KeyManager(object): """ addresses = set(map( lambda doc: doc.address, - self.get_all_keys_in_local_db(False))) + self.get_all_keys_in_local_db(private=False))) + # TODO: maybe we should not attempt to refresh our own public key? for address in addresses: for key in self.fetch_keys_from_server(address): self._wrapper_map[key.__class__].put_key(key) @@ -264,3 +271,16 @@ class KeyManager(object): @rtype: EncryptionKey """ return self._wrapper_map[ktype].gen_key(self._address) + + # + # Token setter/getter + # + + def _get_token(self): + return self._token + + def _set_token(self, token): + self._token = token + + token = property( + _get_token, _set_token, doc='The auth token.') diff --git a/src/leap/common/keymanager/errors.py b/src/leap/common/keymanager/errors.py index add6a38..1cf506e 100644 --- a/src/leap/common/keymanager/errors.py +++ b/src/leap/common/keymanager/errors.py @@ -38,3 +38,9 @@ class KeyAttributesDiffer(Exception): Raised when trying to delete a key but the stored key differs from the key passed to the delete_key() method. """ + +class NoPasswordGiven(Exception): + """ + Raised when trying to perform some action that needs a password without + providing one. + """ diff --git a/src/leap/common/tests/test_keymanager.py b/src/leap/common/tests/test_keymanager.py index 32bd1fd..1d7a382 100644 --- a/src/leap/common/tests/test_keymanager.py +++ b/src/leap/common/tests/test_keymanager.py @@ -21,6 +21,13 @@ Tests for the Key Manager. """ +import mock +try: + import simplejson as json +except ImportError: + import json # noqa + + from leap.common.testing.basetest import BaseLeapTest from leap.soledad import Soledad from leap.soledad.crypto import SoledadCrypto @@ -30,6 +37,7 @@ from leap.common.keymanager import ( KeyManager, openpgp, KeyNotFound, + NoPasswordGiven, TAGS_INDEX, TAGS_AND_PRIVATE_INDEX, ) @@ -42,6 +50,9 @@ from leap.common.keymanager.keys import ( from leap.common.keymanager import errors +ADDRESS = 'leap@leap.se' + + class KeyManagerUtilTestCase(BaseLeapTest): def setUp(self): @@ -66,7 +77,7 @@ class KeyManagerUtilTestCase(BaseLeapTest): def test_build_key_from_dict(self): kdict = { - 'address': 'leap@leap.se', + 'address': ADDRESS, 'key_id': 'key_id', 'fingerprint': 'fingerprint', 'key_data': 'key_data', @@ -77,7 +88,7 @@ class KeyManagerUtilTestCase(BaseLeapTest): 'last_audited_at': 'last_audited_at', 'validation': 'validation', } - key = build_key_from_dict(OpenPGPKey, 'leap@leap.se', kdict) + key = build_key_from_dict(OpenPGPKey, ADDRESS, kdict) self.assertEqual( kdict['address'], key.address, 'Wrong data in key.') @@ -111,9 +122,9 @@ class KeyManagerUtilTestCase(BaseLeapTest): def test_keymanager_doc_id(self): doc_id1 = keymanager_doc_id( - OpenPGPKey, 'leap@leap.se', private=False) + OpenPGPKey, ADDRESS, private=False) doc_id2 = keymanager_doc_id( - OpenPGPKey, 'leap@leap.se', private=True) + OpenPGPKey, ADDRESS, private=True) doc_id3 = keymanager_doc_id( OpenPGPKey, 'user@leap.se', private=False) doc_id4 = keymanager_doc_id( @@ -134,6 +145,8 @@ class KeyManagerWithSoledadTestCase(BaseLeapTest): "123456", secret_path=self.tempdir+"/secret.gpg", local_db_path=self.tempdir+"/soledad.u1db", + server_url='', + cert_file=None, bootstrap=False, ) # initialize solead by hand for testing purposes @@ -144,7 +157,14 @@ class KeyManagerWithSoledadTestCase(BaseLeapTest): self._soledad._init_db() def tearDown(self): - pass + km = self._key_manager() + for key in km.get_all_keys_in_local_db(): + km._wrapper_map[key.__class__].delete_key(key) + for key in km.get_all_keys_in_local_db(private=True): + km._wrapper_map[key.__class__].delete_key(key) + + def _key_manager(self, user=ADDRESS, url=''): + return KeyManager(user, url, self._soledad) class OpenPGPCryptoTestCase(KeyManagerWithSoledadTestCase): @@ -161,43 +181,43 @@ class OpenPGPCryptoTestCase(KeyManagerWithSoledadTestCase): def test_openpgp_put_delete_key(self): pgp = openpgp.OpenPGPScheme(self._soledad) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) pgp.put_key_raw(PUBLIC_KEY) - key = pgp.get_key('leap@leap.se', private=False) + key = pgp.get_key(ADDRESS, private=False) pgp.delete_key(key) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) def test_openpgp_put_key_raw(self): pgp = openpgp.OpenPGPScheme(self._soledad) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) pgp.put_key_raw(PUBLIC_KEY) - key = pgp.get_key('leap@leap.se', private=False) + key = pgp.get_key(ADDRESS, private=False) self.assertIsInstance(key, openpgp.OpenPGPKey) self.assertEqual( - 'leap@leap.se', key.address, 'Wrong address bound to key.') + ADDRESS, key.address, 'Wrong address bound to key.') self.assertEqual( '4096', key.length, 'Wrong key length.') pgp.delete_key(key) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) def test_get_public_key(self): pgp = openpgp.OpenPGPScheme(self._soledad) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) pgp.put_key_raw(PUBLIC_KEY) self.assertRaises( - KeyNotFound, pgp.get_key, 'leap@leap.se', private=True) - key = pgp.get_key('leap@leap.se', private=False) - self.assertEqual('leap@leap.se', key.address) + KeyNotFound, pgp.get_key, ADDRESS, private=True) + key = pgp.get_key(ADDRESS, private=False) + self.assertEqual(ADDRESS, key.address) self.assertFalse(key.private) self.assertEqual(KEY_FINGERPRINT, key.fingerprint) pgp.delete_key(key) - self.assertRaises(KeyNotFound, pgp.get_key, 'leap@leap.se') + self.assertRaises(KeyNotFound, pgp.get_key, ADDRESS) def test_openpgp_encrypt_decrypt_asym(self): # encrypt pgp = openpgp.OpenPGPScheme(self._soledad) pgp.put_key_raw(PUBLIC_KEY) - pubkey = pgp.get_key('leap@leap.se', private=False) + pubkey = pgp.get_key(ADDRESS, private=False) cyphertext = openpgp.encrypt_asym('data', pubkey) # assert self.assertTrue(cyphertext is not None) @@ -208,16 +228,16 @@ class OpenPGPCryptoTestCase(KeyManagerWithSoledadTestCase): self.assertTrue(openpgp.is_encrypted(cyphertext)) # decrypt self.assertRaises( - KeyNotFound, pgp.get_key, 'leap@leap.se', private=True) + KeyNotFound, pgp.get_key, ADDRESS, private=True) pgp.put_key_raw(PRIVATE_KEY) - privkey = pgp.get_key('leap@leap.se', private=True) + privkey = pgp.get_key(ADDRESS, private=True) plaintext = openpgp.decrypt_asym(cyphertext, privkey) pgp.delete_key(pubkey) pgp.delete_key(privkey) self.assertRaises( - KeyNotFound, pgp.get_key, 'leap@leap.se', private=False) + KeyNotFound, pgp.get_key, ADDRESS, private=False) self.assertRaises( - KeyNotFound, pgp.get_key, 'leap@leap.se', private=True) + KeyNotFound, pgp.get_key, ADDRESS, private=True) def test_openpgp_encrypt_decrypt_sym(self): cyphertext = openpgp.encrypt_sym('data', 'pass') @@ -234,23 +254,115 @@ class OpenPGPCryptoTestCase(KeyManagerWithSoledadTestCase): class KeyManagerKeyManagementTestCase( KeyManagerWithSoledadTestCase): - def _key_manager(self, user='leap@leap.se', url=''): - return KeyManager(user, url, self._soledad) - def test_get_all_keys_in_db(self): km = self._key_manager() km._wrapper_map[OpenPGPKey].put_key_raw(PRIVATE_KEY) # get public keys keys = km.get_all_keys_in_local_db(False) self.assertEqual(len(keys), 1, 'Wrong number of keys') - self.assertEqual('leap@leap.se', keys[0].address) + self.assertEqual(ADDRESS, keys[0].address) self.assertFalse(keys[0].private) # get private keys keys = km.get_all_keys_in_local_db(True) self.assertEqual(len(keys), 1, 'Wrong number of keys') - self.assertEqual('leap@leap.se', keys[0].address) + self.assertEqual(ADDRESS, keys[0].address) self.assertTrue(keys[0].private) + def test_get_public_key(self): + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PRIVATE_KEY) + # get the key + key = km.get_key(ADDRESS, OpenPGPKey, private=False, + fetch_remote=False) + self.assertTrue(key is not None) + self.assertEqual(key.address, ADDRESS) + self.assertEqual( + key.fingerprint.lower(), KEY_FINGERPRINT.lower()) + self.assertFalse(key.private) + + def test_get_private_key(self): + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PRIVATE_KEY) + # get the key + key = km.get_key(ADDRESS, OpenPGPKey, private=True, + fetch_remote=False) + self.assertTrue(key is not None) + self.assertEqual(key.address, ADDRESS) + self.assertEqual( + key.fingerprint.lower(), KEY_FINGERPRINT.lower()) + self.assertTrue(key.private) + + def test_send_key_raises_key_not_found(self): + km = self._key_manager() + self.assertRaises( + KeyNotFound, + km.send_key, OpenPGPKey, send_private=False) + + def test_send_private_key_raises_key_not_found(self): + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PUBLIC_KEY) + self.assertRaises( + KeyNotFound, + km.send_key, OpenPGPKey, send_private=True, + password='123') + + def test_send_private_key_without_password_raises(self): + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PUBLIC_KEY) + self.assertRaises( + NoPasswordGiven, + km.send_key, OpenPGPKey, send_private=True) + + def test_send_public_key(self): + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PUBLIC_KEY) + km._fetcher.put = mock.Mock() + km.token = '123' + km.send_key(OpenPGPKey, send_private=False) + # setup args + data = { + 'address': km._address, + 'keys': [ + json.loads( + km.get_key( + km._address, OpenPGPKey).get_json()), + ] + } + url = km._nickserver_url + '/key/' + km._address + + km._fetcher.put.assert_called_once_with( + url, data=data, auth=(km._address, '123') + ) + + def test_fetch_keys_from_server(self): + km = self._key_manager() + # setup mock + + class Response(object): + status_code = 200 + headers = {'content-type': 'application/json'} + def json(self): + return {'address': 'anotheruser@leap.se', 'keys': []} + + km._fetcher.get = mock.Mock( + return_value=Response()) + # do the fetch + km.fetch_keys_from_server('anotheruser@leap.se') + # and verify the call + km._fetcher.get.assert_called_once_with( + km._nickserver_url + '/key/' + 'anotheruser@leap.se', + ) + + def test_refresh_keys(self): + # TODO: maybe we should not attempt to refresh our own public key? + km = self._key_manager() + km._wrapper_map[OpenPGPKey].put_key_raw(PUBLIC_KEY) + km.fetch_keys_from_server = mock.Mock(return_value=[]) + km.refresh_keys() + km.fetch_keys_from_server.assert_called_once_with( + 'leap@leap.se' + ) + # Key material for testing KEY_FINGERPRINT = "E36E738D69173C13D709E44F2F455E2824D18DDF" |