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Raise a more helpful exception

This commit is contained in:
Erik Johnston 2017-03-23 13:48:30 +00:00
parent e64655c25d
commit 6ebe2d23b1

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@ -14,6 +14,8 @@
# limitations under the License.
from twisted.internet import defer
from synapse.api.errors import SynapseError
from canonicaljson import encode_canonical_json
import ujson as json
@ -150,8 +152,8 @@ class EndToEndKeyStore(SQLBaseStore):
if key_id in existing_key_map:
ex_algo, ex_bytes = existing_key_map[key_id]
if algorithm != ex_algo or json_bytes != ex_bytes:
raise Exception(
"One time key with key_id %r already exists" % (key_id,)
raise SynapseError(
400, "One time key with key_id %r already exists" % (key_id,)
)
else:
new_keys.append((algorithm, key_id, json_bytes))