64 lines
1.9 KiB
Nim
64 lines
1.9 KiB
Nim
import
|
|
json, os, stint, eth/trie/db, byteutils, eth/common,
|
|
../nimbus/db/[db_chain], chronicles, ../nimbus/vm_state,
|
|
../nimbus/p2p/executor, premixcore, prestate, ../nimbus/tracer
|
|
|
|
proc prepareBlockEnv(node: JsonNode, memoryDB: TrieDatabaseRef) =
|
|
let state = node["state"]
|
|
|
|
for k, v in state:
|
|
let key = hexToSeqByte(k)
|
|
let value = hexToSeqByte(v.getStr())
|
|
memoryDB.put(key, value)
|
|
|
|
proc executeBlock(blockEnv: JsonNode, memoryDB: TrieDatabaseRef, blockNumber: Uint256) =
|
|
let
|
|
parentNumber = blockNumber - 1
|
|
chainDB = newBaseChainDB(memoryDB, false)
|
|
parent = chainDB.getBlockHeader(parentNumber)
|
|
header = chainDB.getBlockHeader(blockNumber)
|
|
body = chainDB.getBlockBody(header.blockHash)
|
|
|
|
let
|
|
transaction = memoryDB.beginTransaction()
|
|
vmState = newBaseVMState(parent, chainDB)
|
|
validationResult = processBlock(chainDB, parent, header, body, vmState)
|
|
|
|
if validationResult != ValidationResult.OK:
|
|
error "block validation error", validationResult
|
|
else:
|
|
info "block validation success", validationResult, blockNumber
|
|
|
|
# success or not dispose it
|
|
transaction.dispose()
|
|
|
|
dumpDebuggingMetaData(chainDB, header, body, vmState, false)
|
|
let
|
|
fileName = "debug" & $blockNumber & ".json"
|
|
nimbus = json.parseFile(fileName)
|
|
geth = blockEnv["geth"]
|
|
|
|
processNimbusData(nimbus)
|
|
|
|
# premix data goes to report page
|
|
generatePremixData(nimbus, geth)
|
|
|
|
# prestate data goes to debug tool and contains data
|
|
# needed to execute single block
|
|
generatePrestate(nimbus, geth, blockNumber, parent, header, body)
|
|
|
|
proc main() =
|
|
if paramCount() == 0:
|
|
echo "usage: debug blockxxx.json"
|
|
quit(QuitFailure)
|
|
|
|
let
|
|
blockEnv = json.parseFile(paramStr(1))
|
|
memoryDB = newMemoryDB()
|
|
blockNumber = UInt256.fromHex(blockEnv["blockNumber"].getStr())
|
|
|
|
prepareBlockEnv(blockEnv, memoryDB)
|
|
executeBlock(blockEnv, memoryDB, blockNumber)
|
|
|
|
main()
|