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Remove the /send_relation endpoint. (#11682) 

This was removed from MSC2674 before that was approved
and is not used by any known clients.
This commit is contained in:
Patrick Cloke 2022-01-06 14:00:34 -05:00 committed by GitHub
parent 201c48c8de
commit 6c68e874b1
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3 changed files with 19 additions and 133 deletions
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1
changelog.d/11682.removal Normal file
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@ -0,0 +1 @@
Remove the unstable `/send_relation` endpoint.

125
synapse/rest/client/relations.py
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@ -19,28 +19,20 @@ any time to reflect changes in the MSC.
"""
import logging
from typing import TYPE_CHECKING, Awaitable, Optional, Tuple
from typing import TYPE_CHECKING, Optional, Tuple
from synapse.api.constants import EventTypes, RelationTypes
from synapse.api.errors import ShadowBanError, SynapseError
from synapse.api.constants import RelationTypes
from synapse.api.errors import SynapseError
from synapse.http.server import HttpServer
from synapse.http.servlet import (
RestServlet,
parse_integer,
parse_json_object_from_request,
parse_string,
)
from synapse.http.servlet import RestServlet, parse_integer, parse_string
from synapse.http.site import SynapseRequest
from synapse.rest.client.transactions import HttpTransactionCache
from synapse.rest.client._base import client_patterns
from synapse.storage.relations import (
AggregationPaginationToken,
PaginationChunk,
RelationPaginationToken,
)
from synapse.types import JsonDict
from synapse.util.stringutils import random_string
from ._base import client_patterns
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -48,112 +40,6 @@ if TYPE_CHECKING:
logger = logging.getLogger(__name__)
class RelationSendServlet(RestServlet):
"""Helper API for sending events that have relation data.
Example API shape to send a 👍 reaction to a room:
POST /rooms/!foo/send_relation/$bar/m.annotation/m.reaction?key=%F0%9F%91%8D
{}
{
"event_id": "$foobar"
}
"""
PATTERN = (
"/rooms/(?P<room_id>[^/]*)/send_relation"
"/(?P<parent_id>[^/]*)/(?P<relation_type>[^/]*)/(?P<event_type>[^/]*)"
)
def __init__(self, hs: "HomeServer"):
super().__init__()
self.auth = hs.get_auth()
self.event_creation_handler = hs.get_event_creation_handler()
self.txns = HttpTransactionCache(hs)
def register(self, http_server: HttpServer) -> None:
http_server.register_paths(
"POST",
client_patterns(self.PATTERN + "$", releases=()),
self.on_PUT_or_POST,
self.__class__.__name__,
)
http_server.register_paths(
"PUT",
client_patterns(self.PATTERN + "/(?P<txn_id>[^/]*)$", releases=()),
self.on_PUT,
self.__class__.__name__,
)
def on_PUT(
self,
request: SynapseRequest,
room_id: str,
parent_id: str,
relation_type: str,
event_type: str,
txn_id: Optional[str] = None,
) -> Awaitable[Tuple[int, JsonDict]]:
return self.txns.fetch_or_execute_request(
request,
self.on_PUT_or_POST,
request,
room_id,
parent_id,
relation_type,
event_type,
txn_id,
)
async def on_PUT_or_POST(
self,
request: SynapseRequest,
room_id: str,
parent_id: str,
relation_type: str,
event_type: str,
txn_id: Optional[str] = None,
) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request, allow_guest=True)
if event_type == EventTypes.Member:
# Add relations to a membership is meaningless, so we just deny it
# at the CS API rather than trying to handle it correctly.
raise SynapseError(400, "Cannot send member events with relations")
content = parse_json_object_from_request(request)
aggregation_key = parse_string(request, "key", encoding="utf-8")
content["m.relates_to"] = {
"event_id": parent_id,
"rel_type": relation_type,
}
if aggregation_key is not None:
content["m.relates_to"]["key"] = aggregation_key
event_dict = {
"type": event_type,
"content": content,
"room_id": room_id,
"sender": requester.user.to_string(),
}
try:
(
event,
_,
) = await self.event_creation_handler.create_and_send_nonmember_event(
requester, event_dict=event_dict, txn_id=txn_id
)
event_id = event.event_id
except ShadowBanError:
event_id = "$" + random_string(43)
return 200, {"event_id": event_id}
class RelationPaginationServlet(RestServlet):
"""API to paginate relations on an event by topological ordering, optionally
filtered by relation type and event type.
@ -431,7 +317,6 @@ class RelationAggregationGroupPaginationServlet(RestServlet):
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
RelationSendServlet(hs).register(http_server)
RelationPaginationServlet(hs).register(http_server)
RelationAggregationPaginationServlet(hs).register(http_server)
RelationAggregationGroupPaginationServlet(hs).register(http_server)

26
tests/rest/client/test_relations.py
View File

@ -93,11 +93,6 @@ class RelationsTestCase(unittest.HomeserverTestCase):
channel.json_body,
)
def test_deny_membership(self):
"""Test that we deny relations on membership events"""
channel = self._send_relation(RelationTypes.ANNOTATION, EventTypes.Member)
self.assertEquals(400, channel.code, channel.json_body)
def test_deny_invalid_event(self):
"""Test that we deny relations on non-existant events"""
channel = self._send_relation(
@ -1119,7 +1114,8 @@ class RelationsTestCase(unittest.HomeserverTestCase):
relation_type: One of `RelationTypes`
event_type: The type of the event to create
key: The aggregation key used for m.annotation relation type.
content: The content of the created event.
content: The content of the created event. Will be modified to configure
the m.relates_to key based on the other provided parameters.
access_token: The access token used to send the relation, defaults
to `self.user_token`
parent_id: The event_id this relation relates to. If None, then self.parent_id
@ -1130,17 +1126,21 @@ class RelationsTestCase(unittest.HomeserverTestCase):
if not access_token:
access_token = self.user_token
query = ""
if key:
query = "?key=" + urllib.parse.quote_plus(key.encode("utf-8"))
original_id = parent_id if parent_id else self.parent_id
if content is None:
content = {}
content["m.relates_to"] = {
"event_id": original_id,
"rel_type": relation_type,
}
if key is not None:
content["m.relates_to"]["key"] = key
channel = self.make_request(
"POST",
"/_matrix/client/unstable/rooms/%s/send_relation/%s/%s/%s%s"
% (self.room, original_id, relation_type, event_type, query),
content or {},
f"/_matrix/client/v3/rooms/{self.room}/send/{event_type}",
content,
access_token=access_token,
)
return channel