ton_commitment_signed: distinguish between exceptions - electrum - Electrum Bitcoin wallet
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---
DIR commit 9eddb9844c9ade83ce13eb9f19c88337c440a027
DIR parent 0913194a53dbc405ff70727d1572df06aedeb292
HTML Author: ThomasV <thomasv@electrum.org>
Date: Fri, 7 Jun 2019 12:24:46 +0200
on_commitment_signed: distinguish between exceptions
Diffstat:
M electrum/lnpeer.py | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
---
DIR diff --git a/electrum/lnpeer.py b/electrum/lnpeer.py
t@@ -1097,12 +1097,14 @@ class Peer(Logger):
self.logger.info("on_commitment_signed")
channel_id = payload['channel_id']
chan = self.channels[channel_id]
- ctn_to_recv = chan.get_current_ctn(LOCAL) + 1
# make sure there were changes to the ctx, otherwise the remote peer is misbehaving
if (chan.hm.pending_htlcs(LOCAL) == chan.hm.current_htlcs(LOCAL)
- and chan.pending_feerate(LOCAL) == chan.constraints.feerate) \
- or ctn_to_recv == self.recv_commitment_for_ctn_last[chan]:
- raise RemoteMisbehaving('received commitment_signed without any change')
+ and chan.pending_feerate(LOCAL) == chan.constraints.feerate):
+ raise RemoteMisbehaving('received commitment_signed without pending changes')
+ # make sure ctn is new
+ ctn_to_recv = chan.get_current_ctn(LOCAL) + 1
+ if ctn_to_recv == self.recv_commitment_for_ctn_last[chan]:
+ raise RemoteMisbehaving('received commitment_signed with same ctn')
self.recv_commitment_for_ctn_last[chan] = ctn_to_recv
data = payload["htlc_signature"]