81 lines
2.0 KiB
Nim
81 lines
2.0 KiB
Nim
import
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eth/[common, rlp], stint, stew/byteutils,
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nimcrypto, chronicles, configuration,
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eth/trie/[hexary, db, trie_defs]
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import
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../nimbus/db/[storage_types, db_chain, select_backend],
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../nimbus/[utils, vm_state, errors],
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../nimbus/p2p/executor
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const
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numBlocks = 256
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proc validateBlock(chainDB: BaseChainDB, blockNumber: BlockNumber): BlockNumber =
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var
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parentNumber = blockNumber - 1
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parent = chainDB.getBlockHeader(parentNumber)
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headers = newSeq[BlockHeader](numBlocks)
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bodies = newSeq[BlockBody](numBlocks)
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for i in 0 ..< numBlocks:
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headers[i] = chainDB.getBlockHeader(blockNumber + i.u256)
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bodies[i] = chainDB.getBlockBody(headers[i].blockHash)
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let transaction = chainDB.db.beginTransaction()
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defer: transaction.dispose()
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for i in 0 ..< numBlocks:
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stdout.write blockNumber + i.u256
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stdout.write "\r"
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let
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vmState = newBaseVMState(parent.stateRoot, headers[i], chainDB)
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validationResult = processBlock(chainDB, headers[i], bodies[i], vmState)
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if validationResult != ValidationResult.OK:
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error "block validation error", validationResult, blockNumber = blockNumber + i.u256
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parent = headers[i]
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transaction.rollback()
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result = blockNumber + numBlocks.u256
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proc main() =
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let
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conf = getConfiguration()
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db = newChainDb(conf.dataDir)
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trieDB = trieDB db
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chainDB = newBaseChainDB(trieDB, false)
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# move head to block number ...
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if conf.head == 0.u256:
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raise newException(ValueError, "please set block number with --head: blockNumber")
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var counter = 0
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var blockNumber = conf.head
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while true:
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blockNumber = chainDB.validateBlock(blockNumber)
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inc counter
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if conf.maxBlocks != 0 and counter >= conf.maxBlocks:
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break
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when isMainModule:
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var message: string
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## Processing command line arguments
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if processArguments(message) != Success:
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echo message
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quit(QuitFailure)
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else:
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if len(message) > 0:
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echo message
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quit(QuitSuccess)
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try:
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main()
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except:
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echo getCurrentExceptionMsg()
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