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lnbase: handle error during channel establishment

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Janus 2018-04-12 11:12:21 +02:00 • committed by ThomasV
parent 78119f9733
commit 7bd3cbf567
1 changed files with 11 additions and 3 deletions
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10
lib/lnbase.py
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@ -27,7 +27,8 @@ from .storage import WalletStorage
tcp_socket_timeout = 10 tcp_socket_timeout = 10
server_response_timeout = 60 server_response_timeout = 60
############################### class LightningError(Exception):
pass
message_types = {} message_types = {}
@ -307,6 +308,9 @@ class Peer(PrintError):
return return
f(payload) f(payload)
def on_error(self, payload):
self.temporary_channel_id_to_incoming_accept_channel[payload["channel_id"]].set_exception(LightningError(payload["data"]))
def on_ping(self, payload): def on_ping(self, payload):
l = int.from_bytes(payload['num_pong_bytes'], byteorder="big") l = int.from_bytes(payload['num_pong_bytes'], byteorder="big")
self.send_message(gen_msg('pong', byteslen=l)) self.send_message(gen_msg('pong', byteslen=l))
@ -352,7 +356,11 @@ class Peer(PrintError):
msg = gen_msg("open_channel", temporary_channel_id=temp_channel_id, chain_hash=bytes.fromhex(rev_hex(constants.net.GENESIS)), funding_satoshis=20000, max_accepted_htlcs=5, funding_pubkey=next(pubkeys), revocation_basepoint=next(pubkeys), htlc_basepoint=next(pubkeys), payment_basepoint=next(pubkeys), delayed_payment_basepoint=next(pubkeys), first_per_commitment_point=next(pubkeys)) msg = gen_msg("open_channel", temporary_channel_id=temp_channel_id, chain_hash=bytes.fromhex(rev_hex(constants.net.GENESIS)), funding_satoshis=20000, max_accepted_htlcs=5, funding_pubkey=next(pubkeys), revocation_basepoint=next(pubkeys), htlc_basepoint=next(pubkeys), payment_basepoint=next(pubkeys), delayed_payment_basepoint=next(pubkeys), first_per_commitment_point=next(pubkeys))
self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id] = asyncio.Future() self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id] = asyncio.Future()
self.send_message(msg) self.send_message(msg)
try:
accept_channel = await self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id] accept_channel = await self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id]
except LightningError:
return
finally:
del self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id] del self.temporary_channel_id_to_incoming_accept_channel[temp_channel_id]
# check that it is in my pending requests # check that it is in my pending requests