diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 2ab30ce897..f216382636 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -21,8 +21,6 @@ import re
from typing import List, Optional
from urllib import parse as urlparse
-from canonicaljson import json
-
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import (
AuthError,
@@ -46,6 +44,7 @@ from synapse.rest.client.v2_alpha._base import client_patterns
from synapse.storage.state import StateFilter
from synapse.streams.config import PaginationConfig
from synapse.types import RoomAlias, RoomID, StreamToken, ThirdPartyInstanceID, UserID
+from synapse.util import json_decoder
MYPY = False
if MYPY:
@@ -519,7 +518,9 @@ class RoomMessageListRestServlet(RestServlet):
filter_str = parse_string(request, b"filter", encoding="utf-8")
if filter_str:
filter_json = urlparse.unquote(filter_str)
- event_filter = Filter(json.loads(filter_json)) # type: Optional[Filter]
+ event_filter = Filter(
+ json_decoder.decode(filter_json)
+ ) # type: Optional[Filter]
if (
event_filter
and event_filter.filter_json.get("event_format", "client")
@@ -631,7 +632,9 @@ class RoomEventContextServlet(RestServlet):
filter_str = parse_string(request, b"filter", encoding="utf-8")
if filter_str:
filter_json = urlparse.unquote(filter_str)
- event_filter = Filter(json.loads(filter_json)) # type: Optional[Filter]
+ event_filter = Filter(
+ json_decoder.decode(filter_json)
+ ) # type: Optional[Filter]
else:
event_filter = None
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index a5c24fbd63..96488b131a 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -16,8 +16,6 @@
import itertools
import logging
-from canonicaljson import json
-
from synapse.api.constants import PresenceState
from synapse.api.errors import Codes, StoreError, SynapseError
from synapse.api.filtering import DEFAULT_FILTER_COLLECTION, FilterCollection
@@ -29,6 +27,7 @@ from synapse.handlers.presence import format_user_presence_state
from synapse.handlers.sync import SyncConfig
from synapse.http.servlet import RestServlet, parse_boolean, parse_integer, parse_string
from synapse.types import StreamToken
+from synapse.util import json_decoder
from ._base import client_patterns, set_timeline_upper_limit
@@ -125,7 +124,7 @@ class SyncRestServlet(RestServlet):
filter_collection = DEFAULT_FILTER_COLLECTION
elif filter_id.startswith("{"):
try:
- filter_object = json.loads(filter_id)
+ filter_object = json_decoder.decode(filter_id)
set_timeline_upper_limit(
filter_object, self.hs.config.filter_timeline_limit
)
diff --git a/synapse/rest/key/v2/remote_key_resource.py b/synapse/rest/key/v2/remote_key_resource.py
index e266204f95..5db7f81c2d 100644
--- a/synapse/rest/key/v2/remote_key_resource.py
+++ b/synapse/rest/key/v2/remote_key_resource.py
@@ -15,19 +15,19 @@
import logging
from typing import Dict, Set
-from canonicaljson import json
from signedjson.sign import sign_json
from synapse.api.errors import Codes, SynapseError
from synapse.crypto.keyring import ServerKeyFetcher
from synapse.http.server import DirectServeJsonResource, respond_with_json
from synapse.http.servlet import parse_integer, parse_json_object_from_request
+from synapse.util import json_decoder
logger = logging.getLogger(__name__)
class RemoteKey(DirectServeJsonResource):
- """HTTP resource for retreiving the TLS certificate and NACL signature
+ """HTTP resource for retrieving the TLS certificate and NACL signature
verification keys for a collection of servers. Checks that the reported
X.509 TLS certificate matches the one used in the HTTPS connection. Checks
that the NACL signature for the remote server is valid. Returns a dict of
@@ -209,13 +209,15 @@ class RemoteKey(DirectServeJsonResource):
# Cast to bytes since postgresql returns a memoryview.
json_results.add(bytes(result["key_json"]))
+ # If there is a cache miss, request the missing keys, then recurse (and
+ # ensure the result is sent).
if cache_misses and query_remote_on_cache_miss:
await self.fetcher.get_keys(cache_misses)
await self.query_keys(request, query, query_remote_on_cache_miss=False)
else:
signed_keys = []
for key_json in json_results:
- key_json = json.loads(key_json.decode("utf-8"))
+ key_json = json_decoder.decode(key_json.decode("utf-8"))
for signing_key in self.config.key_server_signing_keys:
key_json = sign_json(key_json, self.config.server_name, signing_key)
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