70 lines
2.2 KiB
Python
70 lines
2.2 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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#from cic_eth.db.models.base import SessionBase
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from cic_eth.queue.query import get_account_tx_local
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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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# local imports
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from cic_eth.encode import tx_normalize
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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 filter(self, conn, block, tx):
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super(GasFilter, self).filter(conn, block, tx)
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if tx.value > 0 or len(tx.payload) == 0:
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tx_hash_hex = add_0x(tx.hash)
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sender_target = tx_normalize.wallet_address(tx.inputs[0])
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txc = get_account_tx_local(self.chain_spec, sender_target, as_recipient=False)
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logline = None
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if len(txc) == 0:
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logline = 'unsolicited gas refill tx {}; cannot find {} among senders'.format(tx_hash_hex, sender_target)
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logline = self.to_logline(block, tx, logline)
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logg.info(logline)
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return None
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self.register_match()
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txs = get_paused_tx(self.chain_spec, status=StatusBits.GAS_ISSUES, sender=sender_target, decoder=unpack)
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t = None
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address = to_checksum_address(sender_target)
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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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t = s.apply_async()
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logline = 'resuming {} gas-in-waiting txs for {}'.format(len(txs), sender_target)
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else:
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logline = 'gas refill tx {}'.format(tx)
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logline = self.to_logline(block, tx, logline)
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logg.info(logline)
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return t
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def __str__(self):
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return 'gasfilter'
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