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This commit is contained in:
Victor Shyba 2020-12-21 18:44:07 -03:00
parent c73f64c424
commit c6a4d5602e
1 changed files with 16 additions and 43 deletions
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59
lbry/wallet/ledger.py
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@ -513,10 +513,8 @@ class Ledger(metaclass=LedgerRegistry):
)
return True
synced_txs = []
to_request = {}
pending_synced_history = {}
updated_cached_items = {}
already_synced = set()
already_synced_offset = 0
@ -526,40 +524,22 @@ class Ledger(metaclass=LedgerRegistry):
already_synced.add((txid, remote_height))
already_synced_offset += 1
continue
cache_item = self._tx_cache.get(txid)
if cache_item is None:
cache_item = TransactionCacheItem()
self._tx_cache[txid] = cache_item
tx_indexes = {}
for i, (txid, remote_height) in enumerate(remote_history):
tx_indexes[txid] = i
if (txid, remote_height) in already_synced:
continue
cache_item = self._tx_cache.get(txid)
cache_item.pending_verifications += 1
updated_cached_items[txid] = cache_item
assert cache_item is not None, 'cache item is none'
# tx = cache_item.tx
# if cache_item.tx is not None and \
# cache_item.tx.height >= remote_height and \
# (cache_item.tx.is_verified or remote_height < 1):
# synced_txs.append(cache_item.tx) # cached tx is already up-to-date
# pending_synced_history[i] = f'{tx.id}:{tx.height}:'
# continue
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))
log.info("Sync finished for address %s: %d/%d", address, len(pending_synced_history), len(to_request))
@ -572,19 +552,7 @@ 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()))
cache_size = self.config.get("tx_cache_size", 10_000)
for txid, cache_item in updated_cached_items.items():
cache_item.pending_verifications -= 1
if cache_item.pending_verifications < 0:
log.warning("config value tx cache size %i needs to be increased", cache_size)
cache_item.pending_verifications = 0
await self.db.set_address_history(address, synced_history)
if address_manager is None:
address_manager = await self.get_address_manager_for_address(address)
@ -592,13 +560,6 @@ class Ledger(metaclass=LedgerRegistry):
if address_manager is not None:
await address_manager.ensure_address_gap()
for txid, cache_item in updated_cached_items.items():
if self._tx_cache.get(txid) is not cache_item:
log.warning("tx cache corrupted while syncing %s, reattempt sync=%s", address, reattempt_update)
if reattempt_update:
return await self.update_history(address, remote_status, address_manager, False)
return False
local_status, local_history = \
await self.get_local_status_and_history(address, synced_history)
@ -654,6 +615,13 @@ class Ledger(metaclass=LedgerRegistry):
remote_heights = {}
for txid, height in sorted(to_request, key=lambda x: x[1]):
if txid in self._tx_cache:
tx = self._tx_cache[txid].tx
if tx is not None and tx.is_verified:
yield tx
continue
else:
self._tx_cache[txid] = TransactionCacheItem()
remote_heights[txid] = height
if len(batches[-1]) == 100:
batches.append([])
@ -671,7 +639,12 @@ class Ledger(metaclass=LedgerRegistry):
pending_sync.append(asyncio.ensure_future(self._sync(tx, remote_history)))
log.info("%d/%d", len(pending_sync), len(to_request))
yield tx
await asyncio.gather(*pending_sync)
pending_sync = await asyncio.gather(*pending_sync)
await self.db.save_transaction_io_batch(
pending_sync, address, self.address_to_hash160(address), ""
)
while pending_sync:
self._on_transaction_controller.add(TransactionEvent(address, pending_sync.pop()))
async def _single_batch(self, batch, remote_heights):
heights = {remote_heights[txid] for txid in batch}