txbatcher: sanity check csv_delay

follow-up 8319a855a9
2025-05-12 13:03:45 +02:00
parent 8319a855a9
commit 148518a1f2
1 changed files with 2 additions and 0 deletions
--- a/electrum/txbatcher.py
+++ b/electrum/txbatcher.py
@@ -102,6 +102,8 @@ class TxBatcher(Logger):

    @locked
    def add_sweep_input(self, key: str, sweep_info: 'SweepInfo', fee_policy_descriptor: str):
+        # sanity check csv_delay (note: values differ for swaps)
+        assert sweep_info.csv_delay >= (sweep_info.txin.get_block_based_relative_locktime() or 0)
        if sweep_info.txin and sweep_info.txout:
            # todo: don't use name, detect sighash
            if sweep_info.name == 'first-stage-htlc':