nimbus-eth1/premix/regress.nim

81 lines
2.0 KiB
Nim

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