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handle mempool race errors from lbcd

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This commit is contained in:
Jack Robison 2022-01-31 15:34:50 -05:00
parent c17544d8ef
commit 6fc909ea41
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1 changed files with 13 additions and 3 deletions
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16
lbry/wallet/server/block_processor.py
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@ -14,7 +14,7 @@ import lbry
from lbry.schema.claim import Claim
from lbry.wallet.ledger import Ledger, TestNetLedger, RegTestLedger
from lbry.utils import LRUCache
from lbry.wallet.transaction import OutputScript, Output, Transaction
from lbry.wallet.rpc.jsonrpc import RPCError
from lbry.wallet.server.tx import Tx, TxOutput, TxInput
from lbry.wallet.server.hash import hash_to_hex_str
from lbry.wallet.server.util import class_logger
@ -23,6 +23,7 @@ from lbry.wallet.server.db.prefixes import ACTIVATED_SUPPORT_TXO_TYPE, ACTIVATED
from lbry.wallet.server.db.prefixes import PendingActivationKey, PendingActivationValue, ClaimToTXOValue
from lbry.wallet.server.prefetcher import Prefetcher
from lbry.wallet.server.db.db import HubDB
from lbry.wallet.transaction import OutputScript, Output, Transaction
if typing.TYPE_CHECKING:
from lbry.wallet.server.db.revertable import RevertableOpStack
@ -217,12 +218,21 @@ class BlockProcessor:
async with self.state_lock:
current_mempool = await self.run_in_thread(fetch_mempool, self.db.prefix_db.mempool_tx)
_to_put = []
for hh in await self.daemon.mempool_hashes():
try:
mempool_hashes = await self.daemon.mempool_hashes()
except (TypeError, RPCError):
self.logger.warning("failed to get mempool tx hashes, reorg underway?")
return
for hh in mempool_hashes:
tx_hash = bytes.fromhex(hh)[::-1]
if tx_hash in current_mempool:
current_mempool.pop(tx_hash)
else:
_to_put.append((tx_hash, bytes.fromhex(await self.daemon.getrawtransaction(hh))))
try:
_to_put.append((tx_hash, bytes.fromhex(await self.daemon.getrawtransaction(hh))))
except (TypeError, RPCError):
self.logger.warning("failed to get a mempool tx, reorg underway?")
return
if current_mempool:
if bytes.fromhex(await self.daemon.getbestblockhash())[::-1] != self.coin.header_hash(self.db.headers[-1]):
return