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Be stricter about JSON that is accepted by Synapse (#8106)

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Patrick Cloke 2020-08-19 07:26:03 -04:00 • committed by GitHub
parent d89692ea84
commit eebf52be06
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20 changed files with 85 additions and 62 deletions
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synapse/http/federation/well_known_resolver.py
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@ -13,7 +13,6 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import logging
import random
import time
@ -26,7 +25,7 @@ from twisted.web.http import stringToDatetime
from twisted.web.http_headers import Headers
from synapse.logging.context import make_deferred_yieldable
from synapse.util import Clock
from synapse.util import Clock, json_decoder
from synapse.util.caches.ttlcache import TTLCache
from synapse.util.metrics import Measure
@ -181,7 +180,7 @@ class WellKnownResolver(object):
if response.code != 200:
raise Exception("Non-200 response %s" % (response.code,))
parsed_body = json.loads(body.decode("utf-8"))
parsed_body = json_decoder.decode(body.decode("utf-8"))
logger.info("Response from .well-known: %s", parsed_body)
result = parsed_body["m.server"].encode("ascii")