core-lightning/tests/plugins/reject_some_invoices.py
Rusty Russell faac4b28ad plugins: support failure_message in invoice and htlc_accepted hooks.
As promised in the Changelog when we converted from failcodes to messages
internally.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2020-02-25 11:12:12 +10:30

26 lines
605 B
Python
Executable File

#!/usr/bin/env python3
"""Simple plugin to test the invoice_payment_hook.
We just refuse to let them pay invoices with preimages divisible by 16.
"""
from lightning import Plugin
plugin = Plugin()
@plugin.hook('invoice_payment')
def on_payment(payment, plugin, **kwargs):
print("label={}".format(payment['label']))
print("msat={}".format(payment['msat']))
print("preimage={}".format(payment['preimage']))
if payment['preimage'].endswith('0'):
# WIRE_TEMPORARY_NODE_FAILURE = 0x2002
return {'failure_message': "2002"}
return {'result': 'continue'}
plugin.run()