46 lines
1.6 KiB
Python
46 lines
1.6 KiB
Python
from torba.server.block_processor import BlockProcessor
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from lbrynet.schema.claim import Claim
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from lbrynet.wallet.server.db import SQLDB
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class LBRYBlockProcessor(BlockProcessor):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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if self.env.coin.NET == "regtest":
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self.prefetcher.polling_delay = 0.5
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self.should_validate_signatures = self.env.boolean('VALIDATE_CLAIM_SIGNATURES', False)
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self.logger.info(f"LbryumX Block Processor - Validating signatures: {self.should_validate_signatures}")
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self.sql: SQLDB = self.db.sql
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def advance_blocks(self, blocks):
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self.sql.begin()
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try:
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super().advance_blocks(blocks)
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self.sql.delete_dereferenced_transactions()
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except:
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self.logger.exception(f'Error while advancing transaction in new block.')
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raise
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finally:
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self.sql.commit()
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def advance_txs(self, height, txs):
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undo = super().advance_txs(height, txs)
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self.sql.advance_txs(height, txs)
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return undo
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def _checksig(self, value, address):
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try:
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claim_dict = Claim.from_bytes(value)
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cert_id = claim_dict.signing_channel_hash
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if not self.should_validate_signatures:
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return cert_id
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if cert_id:
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cert_claim = self.db.get_claim_info(cert_id)
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if cert_claim:
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certificate = Claim.from_bytes(cert_claim.value)
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claim_dict.validate_signature(address, certificate)
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return cert_id
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except Exception:
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pass
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