Fix some comments and types in service notices (#7996)

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Patrick Cloke 2020-07-31 16:22:06 -04:00 committed by GitHub
parent 394be6a0e6
commit d1008fe949
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7 changed files with 56 additions and 59 deletions

1
changelog.d/7996.bugfix Normal file
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@ -0,0 +1 @@
Fix various comments and minor discrepencies in server notices code.

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@ -13,6 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from typing import Any
from synapse.api.errors import SynapseError
from synapse.api.urls import ConsentURIBuilder
@ -55,14 +56,11 @@ class ConsentServerNotices(object):
self._consent_uri_builder = ConsentURIBuilder(hs.config)
async def maybe_send_server_notice_to_user(self, user_id):
async def maybe_send_server_notice_to_user(self, user_id: str) -> None:
"""Check if we need to send a notice to this user, and does so if so
Args:
user_id (str): user to check
Returns:
Deferred
user_id: user to check
"""
if self._server_notice_content is None:
# not enabled
@ -105,7 +103,7 @@ class ConsentServerNotices(object):
self._users_in_progress.remove(user_id)
def copy_with_str_subst(x, substitutions):
def copy_with_str_subst(x: Any, substitutions: Any) -> Any:
"""Deep-copy a structure, carrying out string substitions on any strings
Args:
@ -121,7 +119,7 @@ def copy_with_str_subst(x, substitutions):
if isinstance(x, dict):
return {k: copy_with_str_subst(v, substitutions) for (k, v) in x.items()}
if isinstance(x, (list, tuple)):
return [copy_with_str_subst(y) for y in x]
return [copy_with_str_subst(y, substitutions) for y in x]
# assume it's uninterested and can be shallow-copied.
return x

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@ -13,6 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from typing import List, Tuple
from synapse.api.constants import (
EventTypes,
@ -52,7 +53,7 @@ class ResourceLimitsServerNotices(object):
and not hs.config.hs_disabled
)
async def maybe_send_server_notice_to_user(self, user_id):
async def maybe_send_server_notice_to_user(self, user_id: str) -> None:
"""Check if we need to send a notice to this user, this will be true in
two cases.
1. The server has reached its limit does not reflect this
@ -60,10 +61,7 @@ class ResourceLimitsServerNotices(object):
actually the server is fine
Args:
user_id (str): user to check
Returns:
Deferred
user_id: user to check
"""
if not self._enabled:
return
@ -115,19 +113,21 @@ class ResourceLimitsServerNotices(object):
elif not currently_blocked and limit_msg:
# Room is not notifying of a block, when it ought to be.
await self._apply_limit_block_notification(
user_id, limit_msg, limit_type
user_id, limit_msg, limit_type # type: ignore
)
except SynapseError as e:
logger.error("Error sending resource limits server notice: %s", e)
async def _remove_limit_block_notification(self, user_id, ref_events):
async def _remove_limit_block_notification(
self, user_id: str, ref_events: List[str]
) -> None:
"""Utility method to remove limit block notifications from the server
notices room.
Args:
user_id (str): user to notify
ref_events (list[str]): The event_ids of pinned events that are unrelated to
limit blocking and need to be preserved.
user_id: user to notify
ref_events: The event_ids of pinned events that are unrelated to
limit blocking and need to be preserved.
"""
content = {"pinned": ref_events}
await self._server_notices_manager.send_notice(
@ -135,16 +135,16 @@ class ResourceLimitsServerNotices(object):
)
async def _apply_limit_block_notification(
self, user_id, event_body, event_limit_type
):
self, user_id: str, event_body: str, event_limit_type: str
) -> None:
"""Utility method to apply limit block notifications in the server
notices room.
Args:
user_id (str): user to notify
event_body(str): The human readable text that describes the block.
event_limit_type(str): Specifies the type of block e.g. monthly active user
limit has been exceeded.
user_id: user to notify
event_body: The human readable text that describes the block.
event_limit_type: Specifies the type of block e.g. monthly active user
limit has been exceeded.
"""
content = {
"body": event_body,
@ -162,7 +162,7 @@ class ResourceLimitsServerNotices(object):
user_id, content, EventTypes.Pinned, ""
)
async def _check_and_set_tags(self, user_id, room_id):
async def _check_and_set_tags(self, user_id: str, room_id: str) -> None:
"""
Since server notices rooms were originally not with tags,
important to check that tags have been set correctly
@ -182,17 +182,16 @@ class ResourceLimitsServerNotices(object):
)
self._notifier.on_new_event("account_data_key", max_id, users=[user_id])
async def _is_room_currently_blocked(self, room_id):
async def _is_room_currently_blocked(self, room_id: str) -> Tuple[bool, List[str]]:
"""
Determines if the room is currently blocked
Args:
room_id(str): The room id of the server notices room
room_id: The room id of the server notices room
Returns:
Deferred[Tuple[bool, List]]:
bool: Is the room currently blocked
list: The list of pinned events that are unrelated to limit blocking
list: The list of pinned event IDs that are unrelated to limit blocking
This list can be used as a convenience in the case where the block
is to be lifted and the remaining pinned event references need to be
preserved
@ -207,7 +206,7 @@ class ResourceLimitsServerNotices(object):
# The user has yet to join the server notices room
pass
referenced_events = []
referenced_events = [] # type: List[str]
if pinned_state_event is not None:
referenced_events = list(pinned_state_event.content.get("pinned", []))

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@ -13,8 +13,10 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from typing import Optional
from synapse.api.constants import EventTypes, Membership, RoomCreationPreset
from synapse.events import EventBase
from synapse.types import UserID, create_requester
from synapse.util.caches.descriptors import cached
@ -50,20 +52,21 @@ class ServerNoticesManager(object):
return self._config.server_notices_mxid is not None
async def send_notice(
self, user_id, event_content, type=EventTypes.Message, state_key=None
):
self,
user_id: str,
event_content: dict,
type: str = EventTypes.Message,
state_key: Optional[bool] = None,
) -> EventBase:
"""Send a notice to the given user
Creates the server notices room, if none exists.
Args:
user_id (str): mxid of user to send event to.
event_content (dict): content of event to send
type(EventTypes): type of event
is_state_event(bool): Is the event a state event
Returns:
Deferred[FrozenEvent]
user_id: mxid of user to send event to.
event_content: content of event to send
type: type of event
is_state_event: Is the event a state event
"""
room_id = await self.get_or_create_notice_room_for_user(user_id)
await self.maybe_invite_user_to_room(user_id, room_id)
@ -89,17 +92,17 @@ class ServerNoticesManager(object):
return event
@cached()
async def get_or_create_notice_room_for_user(self, user_id):
async def get_or_create_notice_room_for_user(self, user_id: str) -> str:
"""Get the room for notices for a given user
If we have not yet created a notice room for this user, create it, but don't
invite the user to it.
Args:
user_id (str): complete user id for the user we want a room for
user_id: complete user id for the user we want a room for
Returns:
str: room id of notice room.
room id of notice room.
"""
if not self.is_enabled():
raise Exception("Server notices not enabled")
@ -163,7 +166,7 @@ class ServerNoticesManager(object):
logger.info("Created server notices room %s for %s", room_id, user_id)
return room_id
async def maybe_invite_user_to_room(self, user_id: str, room_id: str):
async def maybe_invite_user_to_room(self, user_id: str, room_id: str) -> None:
"""Invite the given user to the given server room, unless the user has already
joined or been invited to it.

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@ -12,6 +12,8 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Iterable, Union
from synapse.server_notices.consent_server_notices import ConsentServerNotices
from synapse.server_notices.resource_limits_server_notices import (
ResourceLimitsServerNotices,
@ -32,22 +34,22 @@ class ServerNoticesSender(object):
self._server_notices = (
ConsentServerNotices(hs),
ResourceLimitsServerNotices(hs),
)
) # type: Iterable[Union[ConsentServerNotices, ResourceLimitsServerNotices]]
async def on_user_syncing(self, user_id):
async def on_user_syncing(self, user_id: str) -> None:
"""Called when the user performs a sync operation.
Args:
user_id (str): mxid of user who synced
user_id: mxid of user who synced
"""
for sn in self._server_notices:
await sn.maybe_send_server_notice_to_user(user_id)
async def on_user_ip(self, user_id):
async def on_user_ip(self, user_id: str) -> None:
"""Called on the master when a worker process saw a client request.
Args:
user_id (str): mxid
user_id: mxid
"""
# The synchrotrons use a stubbed version of ServerNoticesSender, so
# we check for notices to send to the user in on_user_ip as well as

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@ -12,7 +12,6 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
class WorkerServerNoticesSender(object):
@ -24,24 +23,18 @@ class WorkerServerNoticesSender(object):
hs (synapse.server.HomeServer):
"""
def on_user_syncing(self, user_id):
async def on_user_syncing(self, user_id: str) -> None:
"""Called when the user performs a sync operation.
Args:
user_id (str): mxid of user who synced
Returns:
Deferred
user_id: mxid of user who synced
"""
return defer.succeed(None)
return None
def on_user_ip(self, user_id):
async def on_user_ip(self, user_id: str) -> None:
"""Called on the master when a worker process saw a client request.
Args:
user_id (str): mxid
Returns:
Deferred
user_id: mxid
"""
raise AssertionError("on_user_ip unexpectedly called on worker")

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@ -202,6 +202,7 @@ commands = mypy \
synapse/push/push_rule_evaluator.py \
synapse/replication \
synapse/rest \
synapse/server_notices \
synapse/spam_checker_api \
synapse/storage/data_stores/main/ui_auth.py \
synapse/storage/database.py \