electrum

commit 6e6e829ef73941c992982237e2c3514810613014
parent 098af027890c8450ee0327a9de63f006a4243991
Author: ThomasV <thomasv@electrum.org>
Date:   Mon, 17 Feb 2020 09:19:23 +0100

breach remedy: get spender transaction from LNWatcher's db

Diffstat:
M
electrum/lnwatcher.py
 | 
8
++++----

1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/electrum/lnwatcher.py b/electrum/lnwatcher.py
@@ -354,10 +354,10 @@ class LNWalletWatcher(LNWatcher):
             name = sweep_info.name
             spender_txid = spenders.get(prevout)
             if spender_txid is not None:
-                # TODO handle exceptions for network.get_transaction
-                # TODO don't do network request every time... save tx at least in memory, or maybe wallet file?
-                spender_tx = await self.network.get_transaction(spender_txid)
-                spender_tx = Transaction(spender_tx)
+                spender_tx = self.db.get_transaction(spender_txid)
+                if not spender_tx:
+                    keep_watching = True
+                    continue
                 e_htlc_tx = chan.sweep_htlc(closing_tx, spender_tx)
                 if e_htlc_tx:
                     spender2 = spenders.get(spender_txid+':0')