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Catch UnexpectedResponse during policy enactment.

pull/1695/head
jMyles 2020-02-15 17:55:08 -07:00
parent 29f5038ba3
commit 01eb940f34
1 changed files with 10 additions and 3 deletions
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13
nucypher/policy/policies.py
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@ -336,9 +336,16 @@ class Policy(ABC):
for arrangement in self.__assign_kfrags():
arrangement_message_kit = arrangement.encrypt_payload_for_ursula()
response = network_middleware.enact_policy(arrangement.ursula,
arrangement.id,
arrangement_message_kit.to_bytes())
try:
response = network_middleware.enact_policy(arrangement.ursula,
arrangement.id,
arrangement_message_kit.to_bytes())
except network_middleware.UnexpectedResponse as e:
if e.status == 402:
# Ursula is claiming Alice hasn't paid.
continue # TODO
else:
continue # TODO
if not response:
pass # TODO: Parse response for confirmation.