44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
import sys, sqlite3
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import onionrstorage, onionrexceptions, onionrcrypto as crypto
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import filepaths
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from onionrblocks import storagecounter
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from coredb import dbfiles
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from onionrutils import blockmetadata, bytesconverter
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def set_data(data)->str:
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'''
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Set the data assciated with a hash
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'''
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storage_counter = storagecounter.StorageCounter()
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data = data
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dataSize = sys.getsizeof(data)
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nonce_hash = crypto.hashers.sha3_hash(bytesconverter.str_to_bytes(blockmetadata.fromdata.get_block_metadata_from_data(data)[2]))
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nonce_hash = bytesconverter.bytes_to_str(nonce_hash)
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if not type(data) is bytes:
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data = data.encode()
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dataHash = crypto.hashers.sha3_hash(data)
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if type(dataHash) is bytes:
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dataHash = dataHash.decode()
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blockFileName = filepaths.block_data_location + dataHash + '.dat'
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try:
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onionrstorage.getData(dataHash)
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except onionrexceptions.NoDataAvailable:
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if storage_counter.add_bytes(dataSize) != False:
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onionrstorage.store(data, blockHash=dataHash)
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conn = sqlite3.connect(dbfiles.block_meta_db, timeout=30)
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c = conn.cursor()
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c.execute("UPDATE hashes SET dataSaved=1 WHERE hash = ?;", (dataHash,))
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conn.commit()
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conn.close()
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with open(filepaths.data_nonce_file, 'a') as nonceFile:
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nonceFile.write(nonce_hash + '\n')
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else:
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raise onionrexceptions.DiskAllocationReached
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else:
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raise onionrexceptions.DataExists("Data is already set for " + dataHash)
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print(dataHash, nonce_hash)
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return dataHash
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