63 lines
1.7 KiB
Python
63 lines
1.7 KiB
Python
# standard imports
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import logging
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# external imports
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import celery
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from hexathon import (
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add_0x,
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)
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from chainsyncer.db.models.base import SessionBase
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from chainqueue.db.models.otx import Otx
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from chainlib.status import Status
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# local imports
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from .base import SyncFilter
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logg = logging.getLogger().getChild(__name__)
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class TxFilter(SyncFilter):
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def __init__(self, chain_spec, queue):
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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=None):
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db_session = SessionBase.bind_session(db_session)
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tx_hash_hex = tx.hash
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otx = Otx.load(add_0x(tx_hash_hex), session=db_session)
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if otx == None:
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logg.debug('tx {} not found locally, skipping'.format(tx_hash_hex))
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return None
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logg.debug('otx filter match on {}'.format(otx.tx_hash))
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db_session.flush()
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SessionBase.release_session(db_session)
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s_final_state = celery.signature(
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'cic_eth.queue.state.set_final',
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[
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self.chain_spec.asdict(),
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add_0x(tx_hash_hex),
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tx.block.number,
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tx.index,
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tx.status == Status.ERROR,
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],
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queue=self.queue,
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)
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s_obsolete_state = celery.signature(
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'cic_eth.queue.state.obsolete',
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[
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self.chain_spec.asdict(),
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add_0x(tx_hash_hex),
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True,
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],
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queue=self.queue,
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)
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t = celery.group(s_obsolete_state, s_final_state)()
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return t
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def __str__(self):
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return 'cic-eth erc20 transfer filter'
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