62 lines
1.6 KiB
Nim
62 lines
1.6 KiB
Nim
#
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# helper tool to dump debugging data for persisted block
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# usage: dumper [--datadir:your_path] --head:blockNumber
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#
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import
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configuration, stint, eth/common,
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../nimbus/db/[db_chain, select_backend, capturedb],
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eth/trie/[hexary, db], ../nimbus/p2p/executor,
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../nimbus/[tracer, vm_state, vm_types]
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proc dumpDebug(chainDB: BaseChainDB, blockNumber: UInt256) =
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var
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memoryDB = newMemoryDB()
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captureDB = newCaptureDB(chainDB.db, memoryDB)
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captureTrieDB = trieDB captureDB
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captureChainDB = newBaseChainDB(captureTrieDB, false)
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let transaction = memoryDB.beginTransaction()
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defer: transaction.dispose()
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let
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parentNumber = blockNumber - 1
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parent = captureChainDB.getBlockHeader(parentNumber)
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header = captureChainDB.getBlockHeader(blockNumber)
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headerHash = header.blockHash
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body = captureChainDB.getBlockBody(headerHash)
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vmState = BaseVMState.new(parent, header, captureChainDB)
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discard captureChainDB.setHead(parent, true)
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discard vmState.processBlockNotPoA(header, body)
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transaction.rollback()
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dumpDebuggingMetaData(captureChainDB, header, body, vmState, false)
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proc main() {.used.} =
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let conf = getConfiguration()
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let db = newChainDB(conf.dataDir)
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let trieDB = trieDB db
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let chainDB = newBaseChainDB(trieDB, false)
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if conf.head != 0.u256:
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dumpDebug(chainDB, conf.head)
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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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