def validate_mining_nonce(self, block, enable_logging=False):
parent_metadata = self.state.get_block_metadata(block.prev_headerhash)
parent_block = self.state.get_block(block.prev_headerhash)
measurement = self.state.get_measurement(block.timestamp,
block.prev_headerhash,
parent_metadata)
diff, target = DifficultyTracker.get(
measurement=measurement,
parent_difficulty=parent_metadata.block_difficulty)
if enable_logging:
logger.debug('-----------------START--------------------')
logger.debug('Validate #%s', block.block_number)
logger.debug('block.timestamp %s', block.timestamp)
logger.debug('parent_block.timestamp %s', parent_block.timestamp)
logger.debug('parent_block.difficulty %s',
UInt256ToString(parent_metadata.block_difficulty))
logger.debug('diff : %s | target : %s', UInt256ToString(diff),
target)
logger.debug('-------------------END--------------------')
if not self.verify_input_cached(block.mining_blob, target):
if enable_logging:
logger.warning("PoW verification failed")
qn = Qryptonight()
tmp_hash = qn.hash(block.mining_blob)
logger.warning("{}".format(tmp_hash))
logger.debug('%s', block.to_json())
return False
return True
def validate_mining_nonce(self,
blockheader: BlockHeader,
enable_logging=True):
with self.lock:
parent_metadata = self.get_block_metadata(
blockheader.prev_headerhash)
parent_block = self._state.get_block(blockheader.prev_headerhash)
measurement = self.get_measurement(blockheader.timestamp,
blockheader.prev_headerhash,
parent_metadata)
diff, target = DifficultyTracker.get(
measurement=measurement,
parent_difficulty=parent_metadata.block_difficulty)
if enable_logging:
logger.debug('-----------------START--------------------')
logger.debug('Validate #%s',
blockheader.block_number)
logger.debug('block.timestamp %s',
blockheader.timestamp)
logger.debug('parent_block.timestamp %s',
parent_block.timestamp)
logger.debug('parent_block.difficulty %s',
UInt256ToString(parent_metadata.block_difficulty))
logger.debug('diff %s',
UInt256ToString(diff))
logger.debug('target %s', bin2hstr(target))
logger.debug('-------------------END--------------------')
if not PoWValidator().verify_input(blockheader.mining_blob,
target):
if enable_logging:
logger.warning("PoW verification failed")
qn = Qryptonight()
tmp_hash = qn.hash(blockheader.mining_blob)
logger.warning("{}".format(bin2hstr(tmp_hash)))
logger.debug('%s', blockheader.to_json())
return False
return True
def _get_qryptonight_hash(self, blob):
qn = Qryptonight()
return bytes(qn.hash(blob))
def _get_qryptonight_hash(blob):
qn = Qryptonight()
qnhash = bytes(qn.hash(blob))
return qnhash
def _get_qryptonight_hash(block_number, seed_height, seed_hash, blob):
qn = Qryptonight()
qnhash = bytes(qn.hash(block_number, seed_height, seed_hash, blob))
return qnhash