plugin for c-lightning

fresh_invoice.py

#!/usr/bin/env python3
from lightning import Plugin
import uuid
from paramiko import SSHClient
from scp import SCPClient
import io

plugin = Plugin()

@plugin.init()
def init(options, configuration, plugin):
    plugin.log("Plugin fresh_invoice initialize")

# @plugin.subscribe("connect")
# def on_connect(plugin, id, address):

@plugin.subscribe("invoice_payment")
def on_invoice_payment(plugin, invoice_payment):
    # TODO check if the payed invoice is generated by me, only then generate a new one
    plugin.log("fresh_invoice on_invoice_payment")
    invoice = plugin.rpc.invoice("any", str(uuid.uuid4()), "donation to OpenTimestamps (Finney)", "52w")['bolt11']

    port = int(plugin.options['fresh-invoice-scp-port']['value'])
    host =     plugin.options['fresh-invoice-scp-host']['value']
    user =     plugin.options['fresh-invoice-scp-user']['value']
    path =     plugin.options['fresh-invoice-scp-path']['value']

    stream = io.BytesIO()
    stream.write(invoice.encode('utf-8'))
    stream.seek(0)
    ssh = SSHClient()
    ssh.load_system_host_keys()
    ssh.connect(host, port=port, username=user)
    scp = SCPClient(ssh.get_transport())
    scp.putfo(stream, path)

plugin.add_option('fresh-invoice-scp-host', 'localhost', 'The host where to scp the invoice')
plugin.add_option('fresh-invoice-scp-port', '22', 'The host port')
plugin.add_option('fresh-invoice-scp-user', 'root', 'The host username')
plugin.add_option('fresh-invoice-scp-path', 'invoice.txt', 'The path of the scp host where to write the invoice')

plugin.run()