Store key validity time in the storage layer

This is a first step to checking that the key is valid at the required moment.

The idea here is that, rather than passing VerifyKey objects in and out of the
storage layer, we instead pass FetchKeyResult objects, which simply wrap the
VerifyKey and add a valid_until_ts field.
This commit is contained in:
Richard van der Hoff 2019-04-03 18:10:24 +01:00
parent 84660d91b2
commit b75537beaf
6 changed files with 122 additions and 46 deletions

View file

@ -17,6 +17,8 @@ import signedjson.key
from twisted.internet.defer import Deferred
from synapse.storage.keys import FetchKeyResult
import tests.unittest
KEY_1 = signedjson.key.decode_verify_key_base64(
@ -37,8 +39,8 @@ class KeyStoreTestCase(tests.unittest.HomeserverTestCase):
"from_server",
10,
[
("server1", key_id_1, KEY_1),
("server1", key_id_2, KEY_2),
("server1", key_id_1, FetchKeyResult(KEY_1, 100)),
("server1", key_id_2, FetchKeyResult(KEY_2, 200)),
],
)
self.get_success(d)
@ -50,13 +52,15 @@ class KeyStoreTestCase(tests.unittest.HomeserverTestCase):
self.assertEqual(len(res.keys()), 3)
res1 = res[("server1", key_id_1)]
self.assertEqual(res1, KEY_1)
self.assertEqual(res1.version, "key1")
self.assertEqual(res1.verify_key, KEY_1)
self.assertEqual(res1.verify_key.version, "key1")
self.assertEqual(res1.valid_until_ts, 100)
res2 = res[("server1", key_id_2)]
self.assertEqual(res2, KEY_2)
self.assertEqual(res2.verify_key, KEY_2)
# version comes from the ID it was stored with
self.assertEqual(res2.version, "KEY_ID_2")
self.assertEqual(res2.verify_key.version, "KEY_ID_2")
self.assertEqual(res2.valid_until_ts, 200)
# non-existent result gives None
self.assertIsNone(res[("server1", "ed25519:key3")])
@ -73,8 +77,8 @@ class KeyStoreTestCase(tests.unittest.HomeserverTestCase):
"from_server",
0,
[
("srv1", key_id_1, KEY_1),
("srv1", key_id_2, KEY_2),
("srv1", key_id_1, FetchKeyResult(KEY_1, 100)),
("srv1", key_id_2, FetchKeyResult(KEY_2, 200)),
],
)
self.get_success(d)
@ -82,26 +86,38 @@ class KeyStoreTestCase(tests.unittest.HomeserverTestCase):
d = store.get_server_verify_keys([("srv1", key_id_1), ("srv1", key_id_2)])
res = self.get_success(d)
self.assertEqual(len(res.keys()), 2)
self.assertEqual(res[("srv1", key_id_1)], KEY_1)
self.assertEqual(res[("srv1", key_id_2)], KEY_2)
res1 = res[("srv1", key_id_1)]
self.assertEqual(res1.verify_key, KEY_1)
self.assertEqual(res1.valid_until_ts, 100)
res2 = res[("srv1", key_id_2)]
self.assertEqual(res2.verify_key, KEY_2)
self.assertEqual(res2.valid_until_ts, 200)
# we should be able to look up the same thing again without a db hit
res = store.get_server_verify_keys([("srv1", key_id_1)])
if isinstance(res, Deferred):
res = self.successResultOf(res)
self.assertEqual(len(res.keys()), 1)
self.assertEqual(res[("srv1", key_id_1)], KEY_1)
self.assertEqual(res[("srv1", key_id_1)].verify_key, KEY_1)
new_key_2 = signedjson.key.get_verify_key(
signedjson.key.generate_signing_key("key2")
)
d = store.store_server_verify_keys(
"from_server", 10, [("srv1", key_id_2, new_key_2)]
"from_server", 10, [("srv1", key_id_2, FetchKeyResult(new_key_2, 300))]
)
self.get_success(d)
d = store.get_server_verify_keys([("srv1", key_id_1), ("srv1", key_id_2)])
res = self.get_success(d)
self.assertEqual(len(res.keys()), 2)
self.assertEqual(res[("srv1", key_id_1)], KEY_1)
self.assertEqual(res[("srv1", key_id_2)], new_key_2)
res1 = res[("srv1", key_id_1)]
self.assertEqual(res1.verify_key, KEY_1)
self.assertEqual(res1.valid_until_ts, 100)
res2 = res[("srv1", key_id_2)]
self.assertEqual(res2.verify_key, new_key_2)
self.assertEqual(res2.valid_until_ts, 300)