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Add additional validation for the admin register endpoint. (#8837) 

Raise a proper 400 error if the `mac` field is missing.
pull/8864/head
David Florness 2020-12-02 10:01:15 -05:00 committed by GitHub
parent e41720d85f
commit c4675e1b24
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changelog.d/8837.bugfix Normal file
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@ -0,0 +1 @@
Fix a long standing bug in the register admin endpoint (`/_synapse/admin/v1/register`) when the `mac` field was not provided. The endpoint now properly returns a 400 error. Contributed by @edwargix.

3
synapse/rest/admin/users.py
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@ -420,6 +420,9 @@ class UserRegisterServlet(RestServlet):
if user_type is not None and user_type not in UserTypes.ALL_USER_TYPES:
raise SynapseError(400, "Invalid user type")
if "mac" not in body:
raise SynapseError(400, "mac must be specified", errcode=Codes.BAD_JSON)
got_mac = body["mac"]
want_mac_builder = hmac.new(