Madiator2011/lbry-sdk
1
0
Fork 0
forked from LBRYCommunity/lbry-sdk
Code Pull requests Activity

sync in batches of 10, clearing after

Browse source
This commit is contained in:
Victor Shyba 2020-12-23 18:30:52 -03:00
parent 7f1f4eeac6
commit b2027cfd66
1 changed files with 15 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
lbry/wallet/ledger.py
View file

@ -514,7 +514,6 @@ class Ledger(metaclass=LedgerRegistry):
)
return True
synced_txs = []
to_request = {}
pending_synced_history = {}
already_synced = set()
@ -536,21 +535,14 @@ class Ledger(metaclass=LedgerRegistry):
to_request[i] = (txid, remote_height)
log.debug(
"request %i transactions, %i/%i for %s are already synced", len(to_request), len(synced_txs),
"request %i transactions, %i/%i for %s are already synced", len(to_request), len(already_synced),
len(remote_history), address
)
remote_history_txids = set(txid for txid, _ in remote_history)
async for tx in self.request_synced_transactions(to_request, remote_history_txids, address):
pending_synced_history[tx_indexes[tx.id]] = f"{tx.id}:{tx.height}:"
synced_txs.append(tx)
if len(synced_txs) >= 100:
if len(pending_synced_history) % 100 == 0:
log.info("Syncing address %s: %d/%d", address, len(pending_synced_history), len(to_request))
await self.db.save_transaction_io_batch(
synced_txs, address, self.address_to_hash160(address), ""
)
while synced_txs:
tx = synced_txs.pop()
self._on_transaction_controller.add(TransactionEvent(address, tx))
log.info("Sync finished for address %s: %d/%d", address, len(pending_synced_history), len(to_request))
assert len(pending_synced_history) == len(remote_history), \
@ -562,11 +554,7 @@ class Ledger(metaclass=LedgerRegistry):
if f"{txid}:{height}:" != pending_synced_history[i]:
log.warning("history mismatch: %s vs %s", remote_history[remote_i], pending_synced_history[i])
synced_history += pending_synced_history[i]
await self.db.save_transaction_io_batch(
synced_txs, address, self.address_to_hash160(address), synced_history
)
while synced_txs:
self._on_transaction_controller.add(TransactionEvent(address, synced_txs.pop()))
await self.db.set_address_history(address, synced_history)
if address_manager is None:
address_manager = await self.get_address_manager_for_address(address)
@ -647,8 +635,10 @@ class Ledger(metaclass=LedgerRegistry):
pending_sync = {}
async for tx in self.request_transactions(((txid, height) for txid, height in to_request.values())):
pending_sync[tx.id] = tx
for f in asyncio.as_completed([self._sync(tx, remote_history, pending_sync) for tx in pending_sync.values()]):
yield await f
yield tx
if len(pending_sync) > 10:
await self._sync_and_save_batch(address, remote_history, pending_sync)
await self._sync_and_save_batch(address, remote_history, pending_sync)
async def _single_batch(self, batch, remote_heights):
heights = {remote_heights[txid] for txid in batch}
@ -660,6 +650,14 @@ class Ledger(metaclass=LedgerRegistry):
await self.maybe_verify_transaction(tx, remote_height, merkle)
yield tx
async def _sync_and_save_batch(self, address, remote_history, pending_txs):
await asyncio.gather(*(self._sync(tx, remote_history, pending_txs) for tx in pending_txs.values()))
await self.db.save_transaction_io_batch(
pending_txs.values(), address, self.address_to_hash160(address), ""
)
while pending_txs:
self._on_transaction_controller.add(TransactionEvent(address, pending_txs.popitem()[1]))
async def _sync(self, tx, remote_history, pending_txs):
check_db_for_txos = {}
for txi in tx.inputs: