From 90610de58ec99a83a419d14ac27f445312a9672b Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Wed, 20 Jul 2022 16:47:24 +0200
Subject: [PATCH] auto-remove redeemed channel backups

This restores commit 02e45690868bd1fd86b92329697cf9539edb8747.
That commit was reverted because I wrongly assumed that it
would break lnworker.has_conflicting_backup_with.
---
 electrum/lnchannel.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/electrum/lnchannel.py b/electrum/lnchannel.py
index 99b41549a..456d6e610 100644
--- a/electrum/lnchannel.py
+++ b/electrum/lnchannel.py
@@ -351,6 +351,9 @@ class AbstractChannel(Logger, ABC):
 
         if self.get_state() == ChannelState.CLOSED and not keep_watching:
             self.set_state(ChannelState.REDEEMED)
+            if self.lnworker and self.is_backup():
+                # auto-remove redeemed backups
+                self.lnworker.remove_channel_backup(self.channel_id)
 
     @property
     def sweep_address(self) -> str: