66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
# standard imports
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import logging
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# external imports
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from hexathon import (
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add_0x,
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strip_0x,
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)
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from chainlib.eth.tx import unpack
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from chainqueue.db.enum import StatusBits
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from chainqueue.db.models.tx import TxCache
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from chainqueue.db.models.otx import Otx
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from chainlib.eth.address import to_checksum_address
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# local imports
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from cic_eth.db.models.base import SessionBase
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from cic_eth.eth.gas import create_check_gas_task
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from cic_eth.queue.query import get_paused_tx
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from .base import SyncFilter
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logg = logging.getLogger()
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class GasFilter(SyncFilter):
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def __init__(self, chain_spec, queue=None):
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self.queue = queue
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self.chain_spec = chain_spec
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def filter(self, conn, block, tx, db_session):
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if tx.value > 0:
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tx_hash_hex = add_0x(tx.hash)
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logg.debug('gas refill tx {}'.format(tx_hash_hex))
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session = SessionBase.bind_session(db_session)
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q = session.query(TxCache.recipient)
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q = q.join(Otx)
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q = q.filter(Otx.tx_hash==strip_0x(tx_hash_hex))
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r = q.first()
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if r == None:
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logg.debug('unsolicited gas refill tx {}'.format(tx_hash_hex))
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SessionBase.release_session(session)
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return
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txs = get_paused_tx(self.chain_spec, status=StatusBits.GAS_ISSUES, sender=r[0], session=session, decoder=unpack)
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SessionBase.release_session(session)
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address = to_checksum_address(r[0])
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logg.info('resuming gas-in-waiting txs for {}'.format(r[0]))
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if len(txs) > 0:
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s = create_check_gas_task(
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list(txs.values()),
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self.chain_spec,
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address,
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0,
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tx_hashes_hex=list(txs.keys()),
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queue=self.queue,
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)
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return s.apply_async()
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def __str__(self):
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return 'eic-eth gasfilter'
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