electrum

commit 72f4e833333d251d179984a707724e6ca51e3208
parent b90cbeb0ba144db0f663d374cbebcbff3bf788dc
Author: ThomasV <thomasv@electrum.org>
Date:   Tue, 18 Feb 2020 17:06:54 +0100

fix race in check_onchain_situation

Diffstat:
M
electrum/lnwatcher.py
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/electrum/lnwatcher.py b/electrum/lnwatcher.py
@@ -170,13 +170,14 @@ class LNWatcher(AddressSynchronizer):
         if not self.synchronizer:
             self.logger.info("synchronizer not set yet")
             return
-        if not self.up_to_date:
-            return
         for address, outpoint in self.channels.items():
             await self.check_onchain_situation(address, outpoint)
 
     async def check_onchain_situation(self, address, funding_outpoint):
         spenders = self.inspect_tx_candidate(funding_outpoint, 0)
+        # inspect_tx_candidate might have added new addresses, in which case we return ealy
+        if not self.is_up_to_date():
+            return
         funding_txid = funding_outpoint.split(':')[0]
         funding_height = self.get_tx_height(funding_txid)
         closing_txid = spenders.get(funding_outpoint)