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Add type hints to E2E handler. (#9232)

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This finishes adding type hints to the `synapse.handlers` module.
This commit is contained in:
Patrick Cloke 2021-01-28 08:34:19 -05:00 committed by GitHub
parent 34efb4c604
commit a78016dadf
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7 changed files with 198 additions and 177 deletions
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1
changelog.d/9232.misc Normal file
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@ -0,0 +1 @@
Add type hints to handlers code.

42
mypy.ini
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@ -23,47 +23,7 @@ files =
synapse/events/validator.py,
synapse/events/spamcheck.py,
synapse/federation,
synapse/handlers/_base.py,
synapse/handlers/account_data.py,
synapse/handlers/account_validity.py,
synapse/handlers/acme.py,
synapse/handlers/acme_issuing_service.py,
synapse/handlers/admin.py,
synapse/handlers/appservice.py,
synapse/handlers/auth.py,
synapse/handlers/cas_handler.py,
synapse/handlers/deactivate_account.py,
synapse/handlers/device.py,
synapse/handlers/devicemessage.py,
synapse/handlers/directory.py,
synapse/handlers/events.py,
synapse/handlers/federation.py,
synapse/handlers/groups_local.py,
synapse/handlers/identity.py,
synapse/handlers/initial_sync.py,
synapse/handlers/message.py,
synapse/handlers/oidc_handler.py,
synapse/handlers/pagination.py,
synapse/handlers/password_policy.py,
synapse/handlers/presence.py,
synapse/handlers/profile.py,
synapse/handlers/read_marker.py,
synapse/handlers/receipts.py,
synapse/handlers/register.py,
synapse/handlers/room.py,
synapse/handlers/room_list.py,
synapse/handlers/room_member.py,
synapse/handlers/room_member_worker.py,
synapse/handlers/saml_handler.py,
synapse/handlers/search.py,
synapse/handlers/set_password.py,
synapse/handlers/sso.py,
synapse/handlers/state_deltas.py,
synapse/handlers/stats.py,
synapse/handlers/sync.py,
synapse/handlers/typing.py,
synapse/handlers/user_directory.py,
synapse/handlers/ui_auth,
synapse/handlers,
synapse/http/client.py,
synapse/http/federation/matrix_federation_agent.py,
synapse/http/federation/well_known_resolver.py,

12
synapse/handlers/device.py
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@ -15,7 +15,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from typing import TYPE_CHECKING, Any, Dict, Iterable, List, Optional, Set, Tuple
from typing import TYPE_CHECKING, Dict, Iterable, List, Optional, Set, Tuple
from synapse.api import errors
from synapse.api.constants import EventTypes
@ -62,7 +62,7 @@ class DeviceWorkerHandler(BaseHandler):
self._auth_handler = hs.get_auth_handler()
@trace
async def get_devices_by_user(self, user_id: str) -> List[Dict[str, Any]]:
async def get_devices_by_user(self, user_id: str) -> List[JsonDict]:
"""
Retrieve the given user's devices
@ -85,7 +85,7 @@ class DeviceWorkerHandler(BaseHandler):
return devices
@trace
async def get_device(self, user_id: str, device_id: str) -> Dict[str, Any]:
async def get_device(self, user_id: str, device_id: str) -> JsonDict:
""" Retrieve the given device
Args:
@ -598,7 +598,7 @@ class DeviceHandler(DeviceWorkerHandler):
def _update_device_from_client_ips(
device: Dict[str, Any], client_ips: Dict[Tuple[str, str], Dict[str, Any]]
device: JsonDict, client_ips: Dict[Tuple[str, str], JsonDict]
) -> None:
ip = client_ips.get((device["user_id"], device["device_id"]), {})
device.update({"last_seen_ts": ip.get("last_seen"), "last_seen_ip": ip.get("ip")})
@ -946,8 +946,8 @@ class DeviceListUpdater:
async def process_cross_signing_key_update(
self,
user_id: str,
master_key: Optional[Dict[str, Any]],
self_signing_key: Optional[Dict[str, Any]],
master_key: Optional[JsonDict],
self_signing_key: Optional[JsonDict],
) -> List[str]:
"""Process the given new master and self-signing key for the given remote user.

223
synapse/handlers/e2e_keys.py
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@ -16,7 +16,7 @@
# limitations under the License.
import logging
from typing import Dict, List, Optional, Tuple
from typing import TYPE_CHECKING, Dict, Iterable, List, Optional, Tuple
import attr
from canonicaljson import encode_canonical_json
@ -31,6 +31,7 @@ from synapse.logging.context import make_deferred_yieldable, run_in_background
from synapse.logging.opentracing import log_kv, set_tag, tag_args, trace
from synapse.replication.http.devices import ReplicationUserDevicesResyncRestServlet
from synapse.types import (
JsonDict,
UserID,
get_domain_from_id,
get_verify_key_from_cross_signing_key,
@ -40,11 +41,14 @@ from synapse.util.async_helpers import Linearizer
from synapse.util.caches.expiringcache import ExpiringCache
from synapse.util.retryutils import NotRetryingDestination
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
class E2eKeysHandler:
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
self.store = hs.get_datastore()
self.federation = hs.get_federation_client()
self.device_handler = hs.get_device_handler()
@ -78,7 +82,9 @@ class E2eKeysHandler:
)
@trace
async def query_devices(self, query_body, timeout, from_user_id):
async def query_devices(
self, query_body: JsonDict, timeout: int, from_user_id: str
) -> JsonDict:
""" Handle a device key query from a client
{
@ -98,12 +104,14 @@ class E2eKeysHandler:
}
Args:
from_user_id (str): the user making the query. This is used when
from_user_id: the user making the query. This is used when
adding cross-signing signatures to limit what signatures users
can see.
"""
device_keys_query = query_body.get("device_keys", {})
device_keys_query = query_body.get(
"device_keys", {}
) # type: Dict[str, Iterable[str]]
# separate users by domain.
# make a map from domain to user_id to device_ids
@ -121,7 +129,8 @@ class E2eKeysHandler:
set_tag("remote_key_query", remote_queries)
# First get local devices.
failures = {}
# A map of destination -> failure response.
failures = {} # type: Dict[str, JsonDict]
results = {}
if local_query:
local_result = await self.query_local_devices(local_query)
@ -135,9 +144,10 @@ class E2eKeysHandler:
)
# Now attempt to get any remote devices from our local cache.
remote_queries_not_in_cache = {}
# A map of destination -> user ID -> device IDs.
remote_queries_not_in_cache = {} # type: Dict[str, Dict[str, Iterable[str]]]
if remote_queries:
query_list = []
query_list = [] # type: List[Tuple[str, Optional[str]]]
for user_id, device_ids in remote_queries.items():
if device_ids:
query_list.extend((user_id, device_id) for device_id in device_ids)
@ -284,15 +294,15 @@ class E2eKeysHandler:
return ret
async def get_cross_signing_keys_from_cache(
self, query, from_user_id
self, query: Iterable[str], from_user_id: Optional[str]
) -> Dict[str, Dict[str, dict]]:
"""Get cross-signing keys for users from the database
Args:
query (Iterable[string]) an iterable of user IDs. A dict whose keys
query: an iterable of user IDs. A dict whose keys
are user IDs satisfies this, so the query format used for
query_devices can be used here.
from_user_id (str): the user making the query. This is used when
from_user_id: the user making the query. This is used when
adding cross-signing signatures to limit what signatures users
can see.
@ -315,14 +325,12 @@ class E2eKeysHandler:
if "self_signing" in user_info:
self_signing_keys[user_id] = user_info["self_signing"]
if (
from_user_id in keys
and keys[from_user_id] is not None
and "user_signing" in keys[from_user_id]
):
# users can see other users' master and self-signing keys, but can
# only see their own user-signing keys
user_signing_keys[from_user_id] = keys[from_user_id]["user_signing"]
# users can see other users' master and self-signing keys, but can
# only see their own user-signing keys
if from_user_id:
from_user_key = keys.get(from_user_id)
if from_user_key and "user_signing" in from_user_key:
user_signing_keys[from_user_id] = from_user_key["user_signing"]
return {
"master_keys": master_keys,
@ -344,9 +352,9 @@ class E2eKeysHandler:
A map from user_id -> device_id -> device details
"""
set_tag("local_query", query)
local_query = []
local_query = [] # type: List[Tuple[str, Optional[str]]]
result_dict = {}
result_dict = {} # type: Dict[str, Dict[str, dict]]
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)):
@ -380,10 +388,14 @@ class E2eKeysHandler:
log_kv(results)
return result_dict
async def on_federation_query_client_keys(self, query_body):
async def on_federation_query_client_keys(
self, query_body: Dict[str, Dict[str, Optional[List[str]]]]
) -> JsonDict:
""" Handle a device key query from a federated server
"""
device_keys_query = query_body.get("device_keys", {})
device_keys_query = query_body.get(
"device_keys", {}
) # type: Dict[str, Optional[List[str]]]
res = await self.query_local_devices(device_keys_query)
ret = {"device_keys": res}
@ -397,31 +409,34 @@ class E2eKeysHandler:
return ret
@trace
async def claim_one_time_keys(self, query, timeout):
local_query = []
remote_queries = {}
async def claim_one_time_keys(
self, query: Dict[str, Dict[str, Dict[str, str]]], timeout: int
) -> JsonDict:
local_query = [] # type: List[Tuple[str, str, str]]
remote_queries = {} # type: Dict[str, Dict[str, Dict[str, str]]]
for user_id, device_keys in query.get("one_time_keys", {}).items():
for user_id, one_time_keys in query.get("one_time_keys", {}).items():
# we use UserID.from_string to catch invalid user ids
if self.is_mine(UserID.from_string(user_id)):
for device_id, algorithm in device_keys.items():
for device_id, algorithm in one_time_keys.items():
local_query.append((user_id, device_id, algorithm))
else:
domain = get_domain_from_id(user_id)
remote_queries.setdefault(domain, {})[user_id] = device_keys
remote_queries.setdefault(domain, {})[user_id] = one_time_keys
set_tag("local_key_query", local_query)
set_tag("remote_key_query", remote_queries)
results = await self.store.claim_e2e_one_time_keys(local_query)
json_result = {}
failures = {}
# A map of user ID -> device ID -> key ID -> key.
json_result = {} # type: Dict[str, Dict[str, Dict[str, JsonDict]]]
failures = {} # type: Dict[str, JsonDict]
for user_id, device_keys in results.items():
for device_id, keys in device_keys.items():
for key_id, json_bytes in keys.items():
for key_id, json_str in keys.items():
json_result.setdefault(user_id, {})[device_id] = {
key_id: json_decoder.decode(json_bytes)
key_id: json_decoder.decode(json_str)
}
@trace
@ -468,7 +483,9 @@ class E2eKeysHandler:
return {"one_time_keys": json_result, "failures": failures}
@tag_args
async def upload_keys_for_user(self, user_id, device_id, keys):
async def upload_keys_for_user(
self, user_id: str, device_id: str, keys: JsonDict
) -> JsonDict:
time_now = self.clock.time_msec()
@ -543,8 +560,8 @@ class E2eKeysHandler:
return {"one_time_key_counts": result}
async def _upload_one_time_keys_for_user(
self, user_id, device_id, time_now, one_time_keys
):
self, user_id: str, device_id: str, time_now: int, one_time_keys: JsonDict
) -> None:
logger.info(
"Adding one_time_keys %r for device %r for user %r at %d",
one_time_keys.keys(),
@ -585,12 +602,14 @@ class E2eKeysHandler:
log_kv({"message": "Inserting new one_time_keys.", "keys": new_keys})
await self.store.add_e2e_one_time_keys(user_id, device_id, time_now, new_keys)
async def upload_signing_keys_for_user(self, user_id, keys):
async def upload_signing_keys_for_user(
self, user_id: str, keys: JsonDict
) -> JsonDict:
"""Upload signing keys for cross-signing
Args:
user_id (string): the user uploading the keys
keys (dict[string, dict]): the signing keys
user_id: the user uploading the keys
keys: the signing keys
"""
# if a master key is uploaded, then check it. Otherwise, load the
@ -667,16 +686,17 @@ class E2eKeysHandler:
return {}
async def upload_signatures_for_device_keys(self, user_id, signatures):
async def upload_signatures_for_device_keys(
self, user_id: str, signatures: JsonDict
) -> JsonDict:
"""Upload device signatures for cross-signing
Args:
user_id (string): the user uploading the signatures
signatures (dict[string, dict[string, dict]]): map of users to
devices to signed keys. This is the submission from the user; an
exception will be raised if it is malformed.
user_id: the user uploading the signatures
signatures: map of users to devices to signed keys. This is the submission
from the user; an exception will be raised if it is malformed.
Returns:
dict: response to be sent back to the client. The response will have
The response to be sent back to the client. The response will have
a "failures" key, which will be a dict mapping users to devices
to errors for the signatures that failed.
Raises:
@ -719,7 +739,9 @@ class E2eKeysHandler:
return {"failures": failures}
async def _process_self_signatures(self, user_id, signatures):
async def _process_self_signatures(
self, user_id: str, signatures: JsonDict
) -> Tuple[List["SignatureListItem"], Dict[str, Dict[str, dict]]]:
"""Process uploaded signatures of the user's own keys.
Signatures of the user's own keys from this API come in two forms:
@ -731,15 +753,14 @@ class E2eKeysHandler:
signatures (dict[string, dict]): map of devices to signed keys
Returns:
(list[SignatureListItem], dict[string, dict[string, dict]]):
a list of signatures to store, and a map of users to devices to failure
reasons
A tuple of a list of signatures to store, and a map of users to
devices to failure reasons
Raises:
SynapseError: if the input is malformed
"""
signature_list = []
failures = {}
signature_list = [] # type: List[SignatureListItem]
failures = {} # type: Dict[str, Dict[str, JsonDict]]
if not signatures:
return signature_list, failures
@ -834,19 +855,24 @@ class E2eKeysHandler:
return signature_list, failures
def _check_master_key_signature(
self, user_id, master_key_id, signed_master_key, stored_master_key, devices
):
self,
user_id: str,
master_key_id: str,
signed_master_key: JsonDict,
stored_master_key: JsonDict,
devices: Dict[str, Dict[str, JsonDict]],
) -> List["SignatureListItem"]:
"""Check signatures of a user's master key made by their devices.
Args:
user_id (string): the user whose master key is being checked
master_key_id (string): the ID of the user's master key
signed_master_key (dict): the user's signed master key that was uploaded
stored_master_key (dict): our previously-stored copy of the user's master key
devices (iterable(dict)): the user's devices
user_id: the user whose master key is being checked
master_key_id: the ID of the user's master key
signed_master_key: the user's signed master key that was uploaded
stored_master_key: our previously-stored copy of the user's master key
devices: the user's devices
Returns:
list[SignatureListItem]: a list of signatures to store
A list of signatures to store
Raises:
SynapseError: if a signature is invalid
@ -877,25 +903,26 @@ class E2eKeysHandler:
return master_key_signature_list
async def _process_other_signatures(self, user_id, signatures):
async def _process_other_signatures(
self, user_id: str, signatures: Dict[str, dict]
) -> Tuple[List["SignatureListItem"], Dict[str, Dict[str, dict]]]:
"""Process uploaded signatures of other users' keys. These will be the
target user's master keys, signed by the uploading user's user-signing
key.
Args:
user_id (string): the user uploading the keys
signatures (dict[string, dict]): map of users to devices to signed keys
user_id: the user uploading the keys
signatures: map of users to devices to signed keys
Returns:
(list[SignatureListItem], dict[string, dict[string, dict]]):
a list of signatures to store, and a map of users to devices to failure
A list of signatures to store, and a map of users to devices to failure
reasons
Raises:
SynapseError: if the input is malformed
"""
signature_list = []
failures = {}
signature_list = [] # type: List[SignatureListItem]
failures = {} # type: Dict[str, Dict[str, JsonDict]]
if not signatures:
return signature_list, failures
@ -983,7 +1010,7 @@ class E2eKeysHandler:
async def _get_e2e_cross_signing_verify_key(
self, user_id: str, key_type: str, from_user_id: str = None
):
) -> Tuple[JsonDict, str, VerifyKey]:
"""Fetch locally or remotely query for a cross-signing public key.
First, attempt to fetch the cross-signing public key from storage.
@ -997,8 +1024,7 @@ class E2eKeysHandler:
This affects what signatures are fetched.
Returns:
dict, str, VerifyKey: the raw key data, the key ID, and the
signedjson verify key
The raw key data, the key ID, and the signedjson verify key
Raises:
NotFoundError: if the key is not found
@ -1135,16 +1161,18 @@ class E2eKeysHandler:
return desired_key, desired_key_id, desired_verify_key
def _check_cross_signing_key(key, user_id, key_type, signing_key=None):
def _check_cross_signing_key(
key: JsonDict, user_id: str, key_type: str, signing_key: Optional[VerifyKey] = None
) -> None:
"""Check a cross-signing key uploaded by a user. Performs some basic sanity
checking, and ensures that it is signed, if a signature is required.
Args:
key (dict): the key data to verify
user_id (str): the user whose key is being checked
key_type (str): the type of key that the key should be
signing_key (VerifyKey): (optional) the signing key that the key should
be signed with. If omitted, signatures will not be checked.
key: the key data to verify
user_id: the user whose key is being checked
key_type: the type of key that the key should be
signing_key: the signing key that the key should be signed with. If
omitted, signatures will not be checked.
"""
if (
key.get("user_id") != user_id
@ -1162,16 +1190,21 @@ def _check_cross_signing_key(key, user_id, key_type, signing_key=None):
)
def _check_device_signature(user_id, verify_key, signed_device, stored_device):
def _check_device_signature(
user_id: str,
verify_key: VerifyKey,
signed_device: JsonDict,
stored_device: JsonDict,
) -> None:
"""Check that a signature on a device or cross-signing key is correct and
matches the copy of the device/key that we have stored. Throws an
exception if an error is detected.
Args:
user_id (str): the user ID whose signature is being checked
verify_key (VerifyKey): the key to verify the device with
signed_device (dict): the uploaded signed device data
stored_device (dict): our previously stored copy of the device
user_id: the user ID whose signature is being checked
verify_key: the key to verify the device with
signed_device: the uploaded signed device data
stored_device: our previously stored copy of the device
Raises:
SynapseError: if the signature was invalid or the sent device is not the
@ -1201,7 +1234,7 @@ def _check_device_signature(user_id, verify_key, signed_device, stored_device):
raise SynapseError(400, "Invalid signature", Codes.INVALID_SIGNATURE)
def _exception_to_failure(e):
def _exception_to_failure(e: Exception) -> JsonDict:
if isinstance(e, SynapseError):
return {"status": e.code, "errcode": e.errcode, "message": str(e)}
@ -1218,7 +1251,7 @@ def _exception_to_failure(e):
return {"status": 503, "message": str(e)}
def _one_time_keys_match(old_key_json, new_key):
def _one_time_keys_match(old_key_json: str, new_key: JsonDict) -> bool:
old_key = json_decoder.decode(old_key_json)
# if either is a string rather than an object, they must match exactly
@ -1239,16 +1272,16 @@ class SignatureListItem:
"""An item in the signature list as used by upload_signatures_for_device_keys.
"""
signing_key_id = attr.ib()
target_user_id = attr.ib()
target_device_id = attr.ib()
signature = attr.ib()
signing_key_id = attr.ib(type=str)
target_user_id = attr.ib(type=str)
target_device_id = attr.ib(type=str)
signature = attr.ib(type=JsonDict)
class SigningKeyEduUpdater:
"""Handles incoming signing key updates from federation and updates the DB"""
def __init__(self, hs, e2e_keys_handler):
def __init__(self, hs: "HomeServer", e2e_keys_handler: E2eKeysHandler):
self.store = hs.get_datastore()
self.federation = hs.get_federation_client()
self.clock = hs.get_clock()
@ -1257,7 +1290,7 @@ class SigningKeyEduUpdater:
self._remote_edu_linearizer = Linearizer(name="remote_signing_key")
# user_id -> list of updates waiting to be handled.
self._pending_updates = {}
self._pending_updates = {} # type: Dict[str, List[Tuple[JsonDict, JsonDict]]]
# Recently seen stream ids. We don't bother keeping these in the DB,
# but they're useful to have them about to reduce the number of spurious
@ -1270,13 +1303,15 @@ class SigningKeyEduUpdater:
iterable=True,
)
async def incoming_signing_key_update(self, origin, edu_content):
async def incoming_signing_key_update(
self, origin: str, edu_content: JsonDict
) -> None:
"""Called on incoming signing key update from federation. Responsible for
parsing the EDU and adding to pending updates list.
Args:
origin (string): the server that sent the EDU
edu_content (dict): the contents of the EDU
origin: the server that sent the EDU
edu_content: the contents of the EDU
"""
user_id = edu_content.pop("user_id")
@ -1299,11 +1334,11 @@ class SigningKeyEduUpdater:
await self._handle_signing_key_updates(user_id)
async def _handle_signing_key_updates(self, user_id):
async def _handle_signing_key_updates(self, user_id: str) -> None:
"""Actually handle pending updates.
Args:
user_id (string): the user whose updates we are processing
user_id: the user whose updates we are processing
"""
device_handler = self.e2e_keys_handler.device_handler
@ -1315,7 +1350,7 @@ class SigningKeyEduUpdater:
# This can happen since we batch updates
return
device_ids = []
device_ids = [] # type: List[str]
logger.info("pending updates: %r", pending_updates)

91
synapse/handlers/e2e_room_keys.py
View File

@ -15,6 +15,7 @@
# limitations under the License.
import logging
from typing import TYPE_CHECKING, List, Optional
from synapse.api.errors import (
Codes,
@ -24,8 +25,12 @@ from synapse.api.errors import (
SynapseError,
)
from synapse.logging.opentracing import log_kv, trace
from synapse.types import JsonDict
from synapse.util.async_helpers import Linearizer
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
@ -37,7 +42,7 @@ class E2eRoomKeysHandler:
The actual payload of the encrypted keys is completely opaque to the handler.
"""
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
self.store = hs.get_datastore()
# Used to lock whenever a client is uploading key data. This prevents collisions
@ -48,21 +53,27 @@ class E2eRoomKeysHandler:
self._upload_linearizer = Linearizer("upload_room_keys_lock")
@trace
async def get_room_keys(self, user_id, version, room_id=None, session_id=None):
async def get_room_keys(
self,
user_id: str,
version: str,
room_id: Optional[str] = None,
session_id: Optional[str] = None,
) -> List[JsonDict]:
"""Bulk get the E2E room keys for a given backup, optionally filtered to a given
room, or a given session.
See EndToEndRoomKeyStore.get_e2e_room_keys for full details.
Args:
user_id(str): the user whose keys we're getting
version(str): the version ID of the backup we're getting keys from
room_id(string): room ID to get keys for, for None to get keys for all rooms
session_id(string): session ID to get keys for, for None to get keys for all
user_id: the user whose keys we're getting
version: the version ID of the backup we're getting keys from
room_id: room ID to get keys for, for None to get keys for all rooms
session_id: session ID to get keys for, for None to get keys for all
sessions
Raises:
NotFoundError: if the backup version does not exist
Returns:
A deferred list of dicts giving the session_data and message metadata for
A list of dicts giving the session_data and message metadata for
these room keys.
"""
@ -86,17 +97,23 @@ class E2eRoomKeysHandler:
return results
@trace
async def delete_room_keys(self, user_id, version, room_id=None, session_id=None):
async def delete_room_keys(
self,
user_id: str,
version: str,
room_id: Optional[str] = None,
session_id: Optional[str] = None,
) -> JsonDict:
"""Bulk delete the E2E room keys for a given backup, optionally filtered to a given
room or a given session.
See EndToEndRoomKeyStore.delete_e2e_room_keys for full details.
Args:
user_id(str): the user whose backup we're deleting
version(str): the version ID of the backup we're deleting
room_id(string): room ID to delete keys for, for None to delete keys for all
user_id: the user whose backup we're deleting
version: the version ID of the backup we're deleting
room_id: room ID to delete keys for, for None to delete keys for all
rooms
session_id(string): session ID to delete keys for, for None to delete keys
session_id: session ID to delete keys for, for None to delete keys
for all sessions
Raises:
NotFoundError: if the backup version does not exist
@ -128,15 +145,17 @@ class E2eRoomKeysHandler:
return {"etag": str(version_etag), "count": count}
@trace
async def upload_room_keys(self, user_id, version, room_keys):
async def upload_room_keys(
self, user_id: str, version: str, room_keys: JsonDict
) -> JsonDict:
"""Bulk upload a list of room keys into a given backup version, asserting
that the given version is the current backup version. room_keys are merged
into the current backup as described in RoomKeysServlet.on_PUT().
Args:
user_id(str): the user whose backup we're setting
version(str): the version ID of the backup we're updating
room_keys(dict): a nested dict describing the room_keys we're setting:
user_id: the user whose backup we're setting
version: the version ID of the backup we're updating
room_keys: a nested dict describing the room_keys we're setting:
{
"rooms": {
@ -254,14 +273,16 @@ class E2eRoomKeysHandler:
return {"etag": str(version_etag), "count": count}
@staticmethod
def _should_replace_room_key(current_room_key, room_key):
def _should_replace_room_key(
current_room_key: Optional[JsonDict], room_key: JsonDict
) -> bool:
"""
Determine whether to replace a given current_room_key (if any)
with a newly uploaded room_key backup
Args:
current_room_key (dict): Optional, the current room_key dict if any
room_key (dict): The new room_key dict which may or may not be fit to
current_room_key: Optional, the current room_key dict if any
room_key : The new room_key dict which may or may not be fit to
replace the current_room_key
Returns:
@ -286,14 +307,14 @@ class E2eRoomKeysHandler:
return True
@trace
async def create_version(self, user_id, version_info):
async def create_version(self, user_id: str, version_info: JsonDict) -> str:
"""Create a new backup version. This automatically becomes the new
backup version for the user's keys; previous backups will no longer be
writeable to.
Args:
user_id(str): the user whose backup version we're creating
version_info(dict): metadata about the new version being created
user_id: the user whose backup version we're creating
version_info: metadata about the new version being created
{
"algorithm": "m.megolm_backup.v1",
@ -301,7 +322,7 @@ class E2eRoomKeysHandler:
}
Returns:
A deferred of a string that gives the new version number.
The new version number.
"""
# TODO: Validate the JSON to make sure it has the right keys.
@ -313,17 +334,19 @@ class E2eRoomKeysHandler:
)
return new_version
async def get_version_info(self, user_id, version=None):
async def get_version_info(
self, user_id: str, version: Optional[str] = None
) -> JsonDict:
"""Get the info about a given version of the user's backup
Args:
user_id(str): the user whose current backup version we're querying
version(str): Optional; if None gives the most recent version
user_id: the user whose current backup version we're querying
version: Optional; if None gives the most recent version
otherwise a historical one.
Raises:
NotFoundError: if the requested backup version doesn't exist
Returns:
A deferred of a info dict that gives the info about the new version.
A info dict that gives the info about the new version.
{
"version": "1234",
@ -346,7 +369,7 @@ class E2eRoomKeysHandler:
return res
@trace
async def delete_version(self, user_id, version=None):
async def delete_version(self, user_id: str, version: Optional[str] = None) -> None:
"""Deletes a given version of the user's e2e_room_keys backup
Args:
@ -366,17 +389,19 @@ class E2eRoomKeysHandler:
raise
@trace
async def update_version(self, user_id, version, version_info):
async def update_version(
self, user_id: str, version: str, version_info: JsonDict
) -> JsonDict:
"""Update the info about a given version of the user's backup
Args:
user_id(str): the user whose current backup version we're updating
version(str): the backup version we're updating
version_info(dict): the new information about the backup
user_id: the user whose current backup version we're updating
version: the backup version we're updating
version_info: the new information about the backup
Raises:
NotFoundError: if the requested backup version doesn't exist
Returns:
A deferred of an empty dict.
An empty dict.
"""
if "version" not in version_info:
version_info["version"] = version

2
synapse/logging/opentracing.py
View File

@ -791,7 +791,7 @@ def tag_args(func):
@wraps(func)
def _tag_args_inner(*args, **kwargs):
argspec = inspect.getargspec(func)
argspec = inspect.getfullargspec(func)
for i, arg in enumerate(argspec.args[1:]):
set_tag("ARG_" + arg, args[i])
set_tag("args", args[len(argspec.args) :])

4
synapse/storage/databases/main/end_to_end_keys.py
View File

@ -634,7 +634,7 @@ class EndToEndKeyWorkerStore(EndToEndKeyBackgroundStore):
async def get_e2e_cross_signing_keys_bulk(
self, user_ids: List[str], from_user_id: Optional[str] = None
) -> Dict[str, Dict[str, dict]]:
) -> Dict[str, Optional[Dict[str, dict]]]:
"""Returns the cross-signing keys for a set of users.
Args:
@ -724,7 +724,7 @@ class EndToEndKeyWorkerStore(EndToEndKeyBackgroundStore):
async def claim_e2e_one_time_keys(
self, query_list: Iterable[Tuple[str, str, str]]
) -> Dict[str, Dict[str, Dict[str, bytes]]]:
) -> Dict[str, Dict[str, Dict[str, str]]]:
"""Take a list of one time keys out of the database.
Args: