AaronFiore/electrum
1
0
Fork 0
Code Activity

wallet: store wanted_height in future_tx, instead of remaining blocks

Browse Source
This commit is contained in:
ThomasV
2021-03-22 11:00:42 +01:00
parent 03d9b29eee
commit aa1fcc784e
2 changed files with 15 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
electrum/address_synchronizer.py
View File

@@ -86,7 +86,7 @@ class AddressSynchronizer(Logger):
# locks: if you need to take multiple ones, acquire them in the order they are defined here!
self.lock = threading.RLock()
self.transaction_lock = threading.RLock()
self.future_tx = {} # type: Dict[str, int] # txid -> blocks remaining
self.future_tx = {} # type: Dict[str, int] # txid -> wanted height
# Transactions pending verification. txid -> tx_height. Access with self.lock.
self.unverified_tx = defaultdict(int)
# true when synchronized
@@ -626,12 +626,11 @@ class AddressSynchronizer(Logger):
return cached_local_height
return self.network.get_local_height() if self.network else self.db.get('stored_height', 0)
def add_future_tx(self, tx: Transaction, num_blocks: int) -> bool:
assert num_blocks > 0, num_blocks
def add_future_tx(self, tx: Transaction, wanted_height: int) -> bool:
with self.lock:
tx_was_added = self.add_transaction(tx)
if tx_was_added:
self.future_tx[tx.txid()] = num_blocks
self.future_tx[tx.txid()] = wanted_height
return tx_was_added
def get_tx_height(self, tx_hash: str) -> TxMinedInfo:
@@ -646,9 +645,11 @@ class AddressSynchronizer(Logger):
height = self.unverified_tx[tx_hash]
return TxMinedInfo(height=height, conf=0)
elif tx_hash in self.future_tx:
num_blocks_remainining = self.future_tx[tx_hash]
assert num_blocks_remainining > 0, num_blocks_remainining
return TxMinedInfo(height=TX_HEIGHT_FUTURE, conf=-num_blocks_remainining)
num_blocks_remainining = self.future_tx[tx_hash] - self.get_local_height()
if num_blocks_remainining > 0:
return TxMinedInfo(height=TX_HEIGHT_FUTURE, conf=-num_blocks_remainining)
else:
return TxMinedInfo(height=TX_HEIGHT_LOCAL, conf=0)
else:
# local transaction
return TxMinedInfo(height=TX_HEIGHT_LOCAL, conf=0)

14
electrum/lnwatcher.py
View File

@@ -411,16 +411,16 @@ class LNWalletWatcher(LNWatcher):
async def try_redeem(self, prevout: str, sweep_info: 'SweepInfo', chan_id_for_log: str, name: str) -> None:
prev_txid, prev_index = prevout.split(':')
broadcast = True
local_height = self.network.get_local_height()
if sweep_info.cltv_expiry:
local_height = self.network.get_local_height()
remaining = sweep_info.cltv_expiry - local_height
if remaining > 0:
wanted_height = sweep_info.cltv_expiry - local_height
if wanted_height - local_height > 0:
broadcast = False
reason = 'waiting for {}: CLTV ({} > {}), prevout {}'.format(name, local_height, sweep_info.cltv_expiry, prevout)
if sweep_info.csv_delay:
prev_height = self.get_tx_height(prev_txid)
remaining = sweep_info.csv_delay - prev_height.conf
if remaining > 0:
wanted_height = sweep_info.csv_delay + prev_height.height - 1
if wanted_height - local_height > 0:
broadcast = False
reason = 'waiting for {}: CSV ({} >= {}), prevout: {}'.format(name, prev_height.conf, sweep_info.csv_delay, prevout)
tx = sweep_info.gen_tx()
@@ -432,13 +432,13 @@ class LNWalletWatcher(LNWatcher):
if broadcast:
await self.network.try_broadcasting(tx, name)
else:
if self.lnworker.wallet.db.get_transaction(txid):
if txid in self.lnworker.wallet.future_tx:
return
self.logger.debug(f'(chan {chan_id_for_log}) trying to redeem {name}: {prevout}')
self.logger.info(reason)
# it's OK to add local transaction, the fee will be recomputed
try:
tx_was_added = self.lnworker.wallet.add_future_tx(tx, remaining)
tx_was_added = self.lnworker.wallet.add_future_tx(tx, wanted_height)
except Exception as e:
self.logger.info(f'could not add future tx: {name}. prevout: {prevout} {str(e)}')
tx_was_added = False