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Implementation of MSC3967: Don't require UIA for initial upload of cross signing keys (#15077)

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Hugh Nimmo-Smith 2023-03-02 10:34:59 +00:00 • committed by GitHub
parent 2b78981736
commit 916b8061d2
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5 changed files with 182 additions and 9 deletions
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32
synapse/rest/client/keys.py
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@ -312,15 +312,29 @@ class SigningKeyUploadServlet(RestServlet):
user_id = requester.user.to_string()
body = parse_json_object_from_request(request)
await self.auth_handler.validate_user_via_ui_auth(
requester,
request,
body,
"add a device signing key to your account",
# Allow skipping of UI auth since this is frequently called directly
# after login and it is silly to ask users to re-auth immediately.
can_skip_ui_auth=True,
)
if self.hs.config.experimental.msc3967_enabled:
if await self.e2e_keys_handler.is_cross_signing_set_up_for_user(user_id):
# If we already have a master key then cross signing is set up and we require UIA to reset
await self.auth_handler.validate_user_via_ui_auth(
requester,
request,
body,
"reset the device signing key on your account",
# Do not allow skipping of UIA auth.
can_skip_ui_auth=False,
)
# Otherwise we don't require UIA since we are setting up cross signing for first time
else:
# Previous behaviour is to always require UIA but allow it to be skipped
await self.auth_handler.validate_user_via_ui_auth(
requester,
request,
body,
"add a device signing key to your account",
# Allow skipping of UI auth since this is frequently called directly
# after login and it is silly to ask users to re-auth immediately.
can_skip_ui_auth=True,
)
result = await self.e2e_keys_handler.upload_signing_keys_for_user(user_id, body)
return 200, result