diff options
Diffstat (limited to 'synapse/handlers/e2e_keys.py')
| -rw-r--r-- | synapse/handlers/e2e_keys.py | 119 |
1 files changed, 58 insertions, 61 deletions
diff --git a/synapse/handlers/e2e_keys.py b/synapse/handlers/e2e_keys.py index 9dc46aa15f..807900fe52 100644 --- a/synapse/handlers/e2e_keys.py +++ b/synapse/handlers/e2e_keys.py @@ -99,9 +99,7 @@ class E2eKeysHandler(object): query_list.append((user_id, None)) user_ids_not_in_cache, remote_results = ( - yield self.store.get_user_devices_from_cache( - query_list - ) + yield self.store.get_user_devices_from_cache(query_list) ) for user_id, devices in iteritems(remote_results): user_devices = results.setdefault(user_id, {}) @@ -126,9 +124,7 @@ class E2eKeysHandler(object): destination_query = remote_queries_not_in_cache[destination] try: remote_result = yield self.federation.query_client_keys( - destination, - {"device_keys": destination_query}, - timeout=timeout + destination, {"device_keys": destination_query}, timeout=timeout ) for user_id, keys in remote_result["device_keys"].items(): @@ -138,14 +134,17 @@ class E2eKeysHandler(object): except Exception as e: failures[destination] = _exception_to_failure(e) - yield make_deferred_yieldable(defer.gatherResults([ - run_in_background(do_remote_query, destination) - for destination in remote_queries_not_in_cache - ], consumeErrors=True)) + yield make_deferred_yieldable( + defer.gatherResults( + [ + run_in_background(do_remote_query, destination) + for destination in remote_queries_not_in_cache + ], + consumeErrors=True, + ) + ) - defer.returnValue({ - "device_keys": results, "failures": failures, - }) + defer.returnValue({"device_keys": results, "failures": failures}) @defer.inlineCallbacks def query_local_devices(self, query): @@ -165,8 +164,7 @@ class E2eKeysHandler(object): for user_id, device_ids in query.items(): # we use UserID.from_string to catch invalid user ids if not self.is_mine(UserID.from_string(user_id)): - logger.warning("Request for keys for non-local user %s", - user_id) + logger.warning("Request for keys for non-local user %s", user_id) raise SynapseError(400, "Not a user here") if not device_ids: @@ -231,9 +229,7 @@ class E2eKeysHandler(object): device_keys = remote_queries[destination] try: remote_result = yield self.federation.claim_client_keys( - destination, - {"one_time_keys": device_keys}, - timeout=timeout + destination, {"one_time_keys": device_keys}, timeout=timeout ) for user_id, keys in remote_result["one_time_keys"].items(): if user_id in device_keys: @@ -241,25 +237,29 @@ class E2eKeysHandler(object): except Exception as e: failures[destination] = _exception_to_failure(e) - yield make_deferred_yieldable(defer.gatherResults([ - run_in_background(claim_client_keys, destination) - for destination in remote_queries - ], consumeErrors=True)) + yield make_deferred_yieldable( + defer.gatherResults( + [ + run_in_background(claim_client_keys, destination) + for destination in remote_queries + ], + consumeErrors=True, + ) + ) logger.info( "Claimed one-time-keys: %s", - ",".join(( - "%s for %s:%s" % (key_id, user_id, device_id) - for user_id, user_keys in iteritems(json_result) - for device_id, device_keys in iteritems(user_keys) - for key_id, _ in iteritems(device_keys) - )), + ",".join( + ( + "%s for %s:%s" % (key_id, user_id, device_id) + for user_id, user_keys in iteritems(json_result) + for device_id, device_keys in iteritems(user_keys) + for key_id, _ in iteritems(device_keys) + ) + ), ) - defer.returnValue({ - "one_time_keys": json_result, - "failures": failures - }) + defer.returnValue({"one_time_keys": json_result, "failures": failures}) @defer.inlineCallbacks def upload_keys_for_user(self, user_id, device_id, keys): @@ -270,11 +270,13 @@ class E2eKeysHandler(object): if device_keys: logger.info( "Updating device_keys for device %r for user %s at %d", - device_id, user_id, time_now + device_id, + user_id, + time_now, ) # TODO: Sign the JSON with the server key changed = yield self.store.set_e2e_device_keys( - user_id, device_id, time_now, device_keys, + user_id, device_id, time_now, device_keys ) if changed: # Only notify about device updates *if* the keys actually changed @@ -283,7 +285,7 @@ class E2eKeysHandler(object): one_time_keys = keys.get("one_time_keys", None) if one_time_keys: yield self._upload_one_time_keys_for_user( - user_id, device_id, time_now, one_time_keys, + user_id, device_id, time_now, one_time_keys ) # the device should have been registered already, but it may have been @@ -298,20 +300,22 @@ class E2eKeysHandler(object): defer.returnValue({"one_time_key_counts": result}) @defer.inlineCallbacks - def _upload_one_time_keys_for_user(self, user_id, device_id, time_now, - one_time_keys): + def _upload_one_time_keys_for_user( + self, user_id, device_id, time_now, one_time_keys + ): logger.info( "Adding one_time_keys %r for device %r for user %r at %d", - one_time_keys.keys(), device_id, user_id, time_now, + one_time_keys.keys(), + device_id, + user_id, + time_now, ) # make a list of (alg, id, key) tuples key_list = [] for key_id, key_obj in one_time_keys.items(): algorithm, key_id = key_id.split(":") - key_list.append(( - algorithm, key_id, key_obj - )) + key_list.append((algorithm, key_id, key_obj)) # First we check if we have already persisted any of the keys. existing_key_map = yield self.store.get_e2e_one_time_keys( @@ -325,42 +329,35 @@ class E2eKeysHandler(object): if not _one_time_keys_match(ex_json, key): raise SynapseError( 400, - ("One time key %s:%s already exists. " - "Old key: %s; new key: %r") % - (algorithm, key_id, ex_json, key) + ( + "One time key %s:%s already exists. " + "Old key: %s; new key: %r" + ) + % (algorithm, key_id, ex_json, key), ) else: - new_keys.append(( - algorithm, key_id, encode_canonical_json(key).decode('ascii'))) + new_keys.append( + (algorithm, key_id, encode_canonical_json(key).decode("ascii")) + ) - yield self.store.add_e2e_one_time_keys( - user_id, device_id, time_now, new_keys - ) + yield self.store.add_e2e_one_time_keys(user_id, device_id, time_now, new_keys) def _exception_to_failure(e): if isinstance(e, CodeMessageException): - return { - "status": e.code, "message": str(e), - } + return {"status": e.code, "message": str(e)} if isinstance(e, NotRetryingDestination): - return { - "status": 503, "message": "Not ready for retry", - } + return {"status": 503, "message": "Not ready for retry"} if isinstance(e, FederationDeniedError): - return { - "status": 403, "message": "Federation Denied", - } + return {"status": 403, "message": "Federation Denied"} # include ConnectionRefused and other errors # # Note that some Exceptions (notably twisted's ResponseFailed etc) don't # give a string for e.message, which json then fails to serialize. - return { - "status": 503, "message": str(e), - } + return {"status": 503, "message": str(e)} def _one_time_keys_match(old_key_json, new_key): |