Invalidate signing key cache when we gat an update

This might make the cache slightly more efficient.
This commit is contained in:
Richard van der Hoff 2017-09-20 01:32:42 +01:00
parent fcf2c0fd1a
commit e76d1135dd

View file

@ -113,30 +113,37 @@ class KeyStore(SQLBaseStore):
keys[key_id] = key
defer.returnValue(keys)
@defer.inlineCallbacks
def store_server_verify_key(self, server_name, from_server, time_now_ms,
verify_key):
"""Stores a NACL verification key for the given server.
Args:
server_name (str): The name of the server.
key_id (str): The version of the key for the server.
from_server (str): Where the verification key was looked up
ts_now_ms (int): The time now in milliseconds
verification_key (VerifyKey): The NACL verify key.
time_now_ms (int): The time now in milliseconds
verify_key (nacl.signing.VerifyKey): The NACL verify key.
"""
yield self._simple_upsert(
table="server_signature_keys",
keyvalues={
"server_name": server_name,
"key_id": "%s:%s" % (verify_key.alg, verify_key.version),
},
values={
"from_server": from_server,
"ts_added_ms": time_now_ms,
"verify_key": buffer(verify_key.encode()),
},
desc="store_server_verify_key",
)
key_id = "%s:%s" % (verify_key.alg, verify_key.version)
def _txn(txn):
self._simple_upsert_txn(
txn,
table="server_signature_keys",
keyvalues={
"server_name": server_name,
"key_id": key_id,
},
values={
"from_server": from_server,
"ts_added_ms": time_now_ms,
"verify_key": buffer(verify_key.encode()),
},
)
txn.call_after(
self._get_server_verify_key.invalidate,
(server_name, key_id)
)
return self.runInteraction("store_server_verify_key", _txn)
def store_server_keys_json(self, server_name, key_id, from_server,
ts_now_ms, ts_expires_ms, key_json_bytes):