598 lines
20 KiB
Nim
598 lines
20 KiB
Nim
# Nimbus
|
|
# Copyright (c) 2023 Status Research & Development GmbH
|
|
# Licensed under either of
|
|
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
|
|
# http://www.apache.org/licenses/LICENSE-2.0)
|
|
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
|
|
# http://opensource.org/licenses/MIT)
|
|
# at your option. This file may not be copied, modified, or distributed except
|
|
# according to those terms.
|
|
|
|
import
|
|
std/[times, json, strutils],
|
|
stew/byteutils,
|
|
eth/[common, common/eth_types, rlp], chronos,
|
|
web3/engine_api_types,
|
|
json_rpc/[rpcclient, errors, jsonmarshal],
|
|
../../../tests/rpcclient/eth_api,
|
|
../../../premix/parser,
|
|
../../../nimbus/rpc/hexstrings,
|
|
../../../nimbus/beacon/execution_types,
|
|
../../../nimbus/beacon/web3_eth_conv,
|
|
./types
|
|
|
|
import web3/engine_api as web3_engine_api
|
|
|
|
export
|
|
execution_types,
|
|
rpcclient
|
|
|
|
type
|
|
Hash256 = eth_types.Hash256
|
|
VersionedHash = engine_api_types.VersionedHash
|
|
|
|
from os import DirSep, AltSep
|
|
const
|
|
sourceDir = currentSourcePath.rsplit({DirSep, AltSep}, 1)[0]
|
|
|
|
createRpcSigs(RpcClient, sourceDir & "/engine_callsigs.nim")
|
|
|
|
template wrapTry(body: untyped) =
|
|
try:
|
|
body
|
|
except ValueError as e:
|
|
return err(e.msg)
|
|
except JsonRpcError as ex:
|
|
return err(ex.msg)
|
|
|
|
template wrapTrySimpleRes(body: untyped) =
|
|
wrapTry:
|
|
let res = waitFor body
|
|
return ok(res)
|
|
|
|
proc forkchoiceUpdatedV1*(client: RpcClient,
|
|
update: ForkchoiceStateV1,
|
|
payloadAttributes = none(PayloadAttributesV1)):
|
|
Result[ForkchoiceUpdatedResponse, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_forkchoiceUpdatedV1(update, payloadAttributes)
|
|
|
|
proc forkchoiceUpdatedV2*(client: RpcClient,
|
|
update: ForkchoiceStateV1,
|
|
payloadAttributes = none(PayloadAttributes)):
|
|
Result[ForkchoiceUpdatedResponse, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_forkchoiceUpdatedV2(update, payloadAttributes)
|
|
|
|
proc forkchoiceUpdatedV3*(client: RpcClient,
|
|
update: ForkchoiceStateV1,
|
|
payloadAttributes = none(PayloadAttributes)):
|
|
Result[ForkchoiceUpdatedResponse, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_forkchoiceUpdatedV3(update, payloadAttributes)
|
|
|
|
proc getPayloadV1*(client: RpcClient, payloadId: PayloadID): Result[ExecutionPayloadV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_getPayloadV1(payloadId)
|
|
|
|
proc getPayloadV2*(client: RpcClient, payloadId: PayloadID): Result[GetPayloadV2Response, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_getPayloadV2(payloadId)
|
|
|
|
proc getPayloadV3*(client: RpcClient, payloadId: PayloadID): Result[GetPayloadV3Response, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_getPayloadV3(payloadId)
|
|
|
|
proc getPayload*(client: RpcClient,
|
|
payloadId: PayloadID,
|
|
version: Version): Result[GetPayloadResponse, string] =
|
|
if version == Version.V3:
|
|
let x = client.getPayloadV3(payloadId).valueOr:
|
|
return err(error)
|
|
ok(GetPayloadResponse(
|
|
executionPayload: executionPayload(x.executionPayload),
|
|
blockValue: some(x.blockValue),
|
|
blobsBundle: some(x.blobsBundle),
|
|
shouldOverrideBuilder: some(x.shouldOverrideBuilder),
|
|
))
|
|
elif version == Version.V2:
|
|
let x = client.getPayloadV2(payloadId).valueOr:
|
|
return err(error)
|
|
ok(GetPayloadResponse(
|
|
executionPayload: executionPayload(x.executionPayload),
|
|
blockValue: some(x.blockValue)
|
|
))
|
|
else:
|
|
let x = client.getPayloadV1(payloadId).valueOr:
|
|
return err(error)
|
|
ok(GetPayloadResponse(
|
|
executionPayload: executionPayload(x),
|
|
))
|
|
|
|
proc forkchoiceUpdated*(client: RpcClient,
|
|
update: ForkchoiceStateV1,
|
|
attr: PayloadAttributes):
|
|
Result[ForkchoiceUpdatedResponse, string] =
|
|
case attr.version
|
|
of Version.V1: client.forkchoiceUpdatedV1(update, some attr.V1)
|
|
of Version.V2: client.forkchoiceUpdatedV2(update, some attr)
|
|
of Version.V3: client.forkchoiceUpdatedV3(update, some attr)
|
|
|
|
proc forkchoiceUpdated*(client: RpcClient,
|
|
version: Version,
|
|
update: ForkchoiceStateV1,
|
|
attr = none(PayloadAttributes)):
|
|
Result[ForkchoiceUpdatedResponse, string] =
|
|
case version
|
|
of Version.V1: client.forkchoiceUpdatedV1(update, attr.V1)
|
|
of Version.V2: client.forkchoiceUpdatedV2(update, attr)
|
|
of Version.V3: client.forkchoiceUpdatedV3(update, attr)
|
|
|
|
proc newPayloadV1*(client: RpcClient,
|
|
payload: ExecutionPayloadV1):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV1(payload)
|
|
|
|
proc newPayloadV2*(client: RpcClient,
|
|
payload: ExecutionPayloadV2):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV2(payload)
|
|
|
|
proc newPayloadV2*(client: RpcClient,
|
|
payload: ExecutionPayloadV1OrV2):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV2(payload)
|
|
|
|
proc newPayloadV3*(client: RpcClient,
|
|
payload: ExecutionPayloadV3,
|
|
versionedHashes: seq[VersionedHash],
|
|
parentBeaconBlockRoot: FixedBytes[32]
|
|
):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV3(payload, versionedHashes, parentBeaconBlockRoot)
|
|
|
|
proc newPayloadV1*(client: RpcClient,
|
|
payload: ExecutionPayload):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV1(payload)
|
|
|
|
proc newPayloadV2*(client: RpcClient,
|
|
payload: ExecutionPayload):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV2(payload)
|
|
|
|
proc newPayloadV3*(client: RpcClient,
|
|
payload: ExecutionPayload,
|
|
versionedHashes: Option[seq[VersionedHash]],
|
|
parentBeaconBlockRoot: Option[FixedBytes[32]]
|
|
):
|
|
Result[PayloadStatusV1, string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_newPayloadV3(payload, versionedHashes, parentBeaconBlockRoot)
|
|
|
|
proc collectBlobHashes(list: openArray[Web3Tx]): seq[Web3Hash] =
|
|
for w3tx in list:
|
|
let tx = ethTx(w3Tx)
|
|
for h in tx.versionedHashes:
|
|
result.add w3Hash(h)
|
|
|
|
proc newPayload*(client: RpcClient,
|
|
payload: ExecutionPayload,
|
|
beaconRoot = none(common.Hash256)): Result[PayloadStatusV1, string] =
|
|
case payload.version
|
|
of Version.V1: return client.newPayloadV1(payload.V1)
|
|
of Version.V2: return client.newPayloadV2(payload.V2)
|
|
of Version.V3:
|
|
if beaconRoot.isNone:
|
|
# fallback
|
|
return client.newPayloadV2(payload.V2)
|
|
let versionedHashes = collectBlobHashes(payload.transactions)
|
|
return client.newPayloadV3(payload.V3,
|
|
versionedHashes,
|
|
w3Hash beaconRoot.get)
|
|
|
|
proc newPayload*(client: RpcClient,
|
|
version: Version,
|
|
payload: ExecutableData): Result[PayloadStatusV1, string] =
|
|
case version
|
|
of Version.V1: return client.newPayloadV1(payload.basePayload)
|
|
of Version.V2: return client.newPayloadV2(payload.basePayload)
|
|
of Version.V3:
|
|
return client.newPayloadV3(payload.basePayload,
|
|
w3Hashes payload.versionedHashes,
|
|
w3Hash payload.beaconRoot)
|
|
|
|
proc exchangeCapabilities*(client: RpcClient,
|
|
methods: seq[string]):
|
|
Result[seq[string], string] =
|
|
wrapTrySimpleRes:
|
|
client.engine_exchangeCapabilities(methods)
|
|
|
|
proc toBlockNumber(n: Option[HexQuantityStr]): common.BlockNumber =
|
|
if n.isNone:
|
|
return 0.toBlockNumber
|
|
toBlockNumber(hexToInt(string n.get, uint64))
|
|
|
|
proc toBlockNonce(n: Option[HexDataStr]): common.BlockNonce =
|
|
if n.isNone:
|
|
return default(BlockNonce)
|
|
hexToByteArray(string n.get, result)
|
|
|
|
proc maybeU256(n: Option[HexQuantityStr]): Option[UInt256] =
|
|
if n.isNone:
|
|
return none(UInt256)
|
|
some(UInt256.fromHex(string n.get))
|
|
|
|
proc maybeU64(n: Option[HexQuantityStr]): Option[uint64] =
|
|
if n.isNone:
|
|
return none(uint64)
|
|
some(hexToInt(string n.get, uint64))
|
|
|
|
proc maybeBool(n: Option[HexQuantityStr]): Option[bool] =
|
|
if n.isNone:
|
|
return none(bool)
|
|
some(hexToInt(string n.get, int).bool)
|
|
|
|
proc maybeChainId(n: Option[HexQuantityStr]): Option[ChainId] =
|
|
if n.isNone:
|
|
return none(ChainId)
|
|
some(hexToInt(string n.get, int).ChainId)
|
|
|
|
proc maybeInt(n: Option[HexQuantityStr]): Option[int] =
|
|
if n.isNone:
|
|
return none(int)
|
|
some(hexToInt(string n.get, int))
|
|
|
|
proc toBlockHeader(bc: eth_api.BlockObject): common.BlockHeader =
|
|
common.BlockHeader(
|
|
blockNumber : toBlockNumber(bc.number),
|
|
parentHash : bc.parentHash,
|
|
nonce : toBlockNonce(bc.nonce),
|
|
ommersHash : bc.sha3Uncles,
|
|
bloom : BloomFilter bc.logsBloom,
|
|
txRoot : bc.transactionsRoot,
|
|
stateRoot : bc.stateRoot,
|
|
receiptRoot : bc.receiptsRoot,
|
|
coinbase : bc.miner,
|
|
difficulty : UInt256.fromHex(string bc.difficulty),
|
|
extraData : hexToSeqByte(string bc.extraData),
|
|
mixDigest : bc.mixHash,
|
|
gasLimit : hexToInt(string bc.gasLimit, GasInt),
|
|
gasUsed : hexToInt(string bc.gasUsed, GasInt),
|
|
timestamp : EthTime hexToInt(string bc.timestamp, uint64),
|
|
fee : maybeU256(bc.baseFeePerGas),
|
|
withdrawalsRoot: bc.withdrawalsRoot,
|
|
blobGasUsed : maybeU64(bc.blobGasUsed),
|
|
excessBlobGas : maybeU64(bc.excessBlobGas),
|
|
parentBeaconBlockRoot: bc.parentBeaconBlockRoot,
|
|
)
|
|
|
|
proc toTransactions(txs: openArray[JsonNode]): seq[Transaction] =
|
|
for x in txs:
|
|
result.add parseTransaction(x)
|
|
|
|
proc toWithdrawal(wd: rpc_types.WithdrawalObject): Withdrawal =
|
|
Withdrawal(
|
|
index: hexToInt(string wd.index, uint64),
|
|
validatorIndex: hexToInt(string wd.validatorIndex, uint64),
|
|
address: wd.address,
|
|
amount: hexToInt(string wd.amount, uint64),
|
|
)
|
|
|
|
proc toWithdrawals(list: seq[rpc_types.WithdrawalObject]): seq[Withdrawal] =
|
|
result = newSeqOfCap[Withdrawal](list.len)
|
|
for wd in list:
|
|
result.add toWithdrawal(wd)
|
|
|
|
proc toWithdrawals(list: Option[seq[rpc_types.WithdrawalObject]]): Option[seq[Withdrawal]] =
|
|
if list.isNone:
|
|
return none(seq[Withdrawal])
|
|
some(toWithdrawals(list.get))
|
|
|
|
type
|
|
RPCReceipt* = object
|
|
txHash*: Hash256
|
|
txIndex*: int
|
|
blockHash*: Hash256
|
|
blockNumber*: uint64
|
|
sender*: EthAddress
|
|
to*: Option[EthAddress]
|
|
cumulativeGasUsed*: GasInt
|
|
gasUsed*: GasInt
|
|
contractAddress*: Option[EthAddress]
|
|
logs*: seq[FilterLog]
|
|
logsBloom*: FixedBytes[256]
|
|
recType*: ReceiptType
|
|
stateRoot*: Option[Hash256]
|
|
status*: Option[bool]
|
|
effectiveGasPrice*: GasInt
|
|
|
|
RPCTx* = object
|
|
txType*: TxType
|
|
blockHash*: Option[Hash256] # none if pending
|
|
blockNumber*: Option[uint64]
|
|
sender*: EthAddress
|
|
gasLimit*: GasInt
|
|
gasPrice*: GasInt
|
|
maxFeePerGas*: GasInt
|
|
maxPriorityFeePerGas*: GasInt
|
|
hash*: Hash256
|
|
payload*: seq[byte]
|
|
nonce*: AccountNonce
|
|
to*: Option[EthAddress]
|
|
txIndex*: Option[int]
|
|
value*: UInt256
|
|
v*: int64
|
|
r*: UInt256
|
|
s*: UInt256
|
|
chainId*: Option[ChainId]
|
|
accessList*: Option[seq[rpc_types.AccessTuple]]
|
|
maxFeePerBlobGas*: Option[UInt256]
|
|
versionedHashes*: Option[VersionedHashes]
|
|
|
|
proc toRPCReceipt(rec: eth_api.ReceiptObject): RPCReceipt =
|
|
RPCReceipt(
|
|
txHash: rec.transactionHash,
|
|
txIndex: hexToInt(string rec.transactionIndex, int),
|
|
blockHash: rec.blockHash,
|
|
blockNumber: hexToInt(string rec.blockNumber, uint64),
|
|
sender: rec.`from`,
|
|
to: rec.to,
|
|
cumulativeGasUsed: hexToInt(string rec.cumulativeGasUsed, GasInt),
|
|
gasUsed: hexToInt(string rec.gasUsed, GasInt),
|
|
contractAddress: rec.contractAddress,
|
|
logs: rec.logs,
|
|
logsBloom: rec.logsBloom,
|
|
recType: hexToInt(string rec.`type`, int).ReceiptType,
|
|
stateRoot: rec.root,
|
|
status: maybeBool(rec.status),
|
|
effectiveGasPrice: hexToInt(string rec.effectiveGasPrice, GasInt),
|
|
)
|
|
|
|
proc toRPCTx(tx: eth_api.TransactionObject): RPCTx =
|
|
RPCTx(
|
|
txType: hexToInt(string tx.`type`, int).TxType,
|
|
blockHash: tx.blockHash,
|
|
blockNumber: maybeU64 tx.blockNumber,
|
|
sender: tx.`from`,
|
|
gasLimit: hexToInt(string tx.gas, GasInt),
|
|
gasPrice: hexToInt(string tx.gasPrice, GasInt),
|
|
maxFeePerGas: hexToInt(string tx.maxFeePerGas, GasInt),
|
|
maxPriorityFeePerGas: hexToInt(string tx.maxPriorityFeePerGas, GasInt),
|
|
hash: tx.hash,
|
|
payload: tx.input,
|
|
nonce: hexToInt(string tx.nonce, AccountNonce),
|
|
to: tx.to,
|
|
txIndex: maybeInt(tx.transactionIndex),
|
|
value: UInt256.fromHex(string tx.value),
|
|
v: hexToInt(string tx.v, int64),
|
|
r: UInt256.fromHex(string tx.r),
|
|
s: UInt256.fromHex(string tx.s),
|
|
chainId: maybeChainId(tx.chainId),
|
|
accessList: tx.accessList,
|
|
maxFeePerBlobGas: maybeU256(tx.maxFeePerBlobGas),
|
|
versionedHashes: tx.versionedHashes,
|
|
)
|
|
|
|
proc waitForTTD*(client: RpcClient,
|
|
ttd: DifficultyInt): Future[(common.BlockHeader, bool)] {.async.} =
|
|
let period = chronos.seconds(5)
|
|
var loop = 0
|
|
var emptyHeader: common.BlockHeader
|
|
while loop < 5:
|
|
let res = await client.eth_getBlockByNumber("latest", false)
|
|
if res.isNone:
|
|
return (emptyHeader, false)
|
|
let bc = res.get()
|
|
if hexToInt(string bc.totalDifficulty, int64).u256 >= ttd:
|
|
return (toBlockHeader(bc), true)
|
|
|
|
await sleepAsync(period)
|
|
inc loop
|
|
|
|
return (emptyHeader, false)
|
|
|
|
proc blockNumber*(client: RpcClient): Result[uint64, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_blockNumber()
|
|
return ok(hexToInt(string res, uint64))
|
|
|
|
proc headerByNumber*(client: RpcClient, number: uint64): Result[common.BlockHeader, string] =
|
|
wrapTry:
|
|
let qty = encodeQuantity(number)
|
|
let res = waitFor client.eth_getBlockByNumber(string qty, false)
|
|
if res.isNone:
|
|
return err("failed to get blockHeader: " & $number)
|
|
return ok(res.get.toBlockHeader)
|
|
|
|
proc blockByNumber*(client: RpcClient, number: uint64, output: var common.EthBlock): Result[void, string] =
|
|
wrapTry:
|
|
let qty = encodeQuantity(number)
|
|
let res = waitFor client.eth_getBlockByNumber(string qty, true)
|
|
if res.isNone:
|
|
return err("failed to get block: " & $number)
|
|
let blk = res.get()
|
|
output.header = toBlockHeader(blk)
|
|
output.txs = toTransactions(blk.transactions)
|
|
output.withdrawals = toWithdrawals(blk.withdrawals)
|
|
return ok()
|
|
|
|
proc headerByHash*(client: RpcClient, hash: Hash256): Result[common.BlockHeader, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getBlockByHash(hash, false)
|
|
if res.isNone:
|
|
return err("failed to get block: " & hash.data.toHex)
|
|
return ok(res.get.toBlockHeader)
|
|
|
|
proc latestHeader*(client: RpcClient): Result[common.BlockHeader, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getBlockByNumber("latest", false)
|
|
if res.isNone:
|
|
return err("failed to get latest blockHeader")
|
|
return ok(res.get.toBlockHeader)
|
|
|
|
proc latestBlock*(client: RpcClient): Result[common.EthBlock, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getBlockByNumber("latest", true)
|
|
if res.isNone:
|
|
return err("failed to get latest blockHeader")
|
|
let blk = res.get()
|
|
let output = EthBlock(
|
|
header: toBlockHeader(blk),
|
|
txs: toTransactions(blk.transactions),
|
|
withdrawals: toWithdrawals(blk.withdrawals),
|
|
)
|
|
return ok(output)
|
|
|
|
proc namedHeader*(client: RpcClient, name: string): Result[common.BlockHeader, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getBlockByNumber(name, false)
|
|
if res.isNone:
|
|
return err("failed to get named blockHeader")
|
|
return ok(res.get.toBlockHeader)
|
|
|
|
proc sendTransaction*(client: RpcClient, tx: common.Transaction): Result[void, string] =
|
|
wrapTry:
|
|
let encodedTx = rlp.encode(tx)
|
|
let res = waitFor client.eth_sendRawTransaction(hexDataStr(encodedTx))
|
|
let txHash = rlpHash(tx)
|
|
let getHash = Hash256(data: hexToByteArray[32](string res))
|
|
if txHash != getHash:
|
|
return err("sendTransaction: tx hash mismatch")
|
|
return ok()
|
|
|
|
proc balanceAt*(client: RpcClient, address: EthAddress): Result[UInt256, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getBalance(ethAddressStr(address), "latest")
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc balanceAt*(client: RpcClient, address: EthAddress, blockNumber: UInt256): Result[UInt256, string] =
|
|
wrapTry:
|
|
let qty = encodeQuantity(blockNumber)
|
|
let res = waitFor client.eth_getBalance(ethAddressStr(address), qty.string)
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc nonceAt*(client: RpcClient, address: EthAddress): Result[AccountNonce, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionCount(ethAddressStr(address), "latest")
|
|
return ok(fromHex[AccountNonce](res.string))
|
|
|
|
proc txReceipt*(client: RpcClient, txHash: Hash256): Result[RPCReceipt, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionReceipt(txHash)
|
|
if res.isNone:
|
|
return err("failed to get receipt: " & txHash.data.toHex)
|
|
return ok(toRPCReceipt res.get)
|
|
|
|
proc txByHash*(client: RpcClient, txHash: Hash256): Result[RPCTx, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getTransactionByHash(txHash)
|
|
if res.isNone:
|
|
return err("failed to get transaction: " & txHash.data.toHex)
|
|
return ok(toRPCTx res.get)
|
|
|
|
proc toDataStr(slot: UInt256): HexDataStr =
|
|
let hex = slot.toHex
|
|
let prefix = if hex.len mod 2 == 0: "0x" else: "0x0"
|
|
HexDataStr(prefix & hex)
|
|
|
|
proc storageAt*(client: RpcClient, address: EthAddress, slot: UInt256): Result[UInt256, string] =
|
|
wrapTry:
|
|
let res = waitFor client.eth_getStorageAt(ethAddressStr(address), toDataStr(slot), "latest")
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc storageAt*(client: RpcClient, address: EthAddress, slot: UInt256, number: common.BlockNumber): Result[UInt256, string] =
|
|
wrapTry:
|
|
let tag = encodeQuantity(number)
|
|
let res = waitFor client.eth_getStorageAt(ethAddressStr(address), toDataStr(slot), tag.string)
|
|
return ok(UInt256.fromHex(res.string))
|
|
|
|
proc verifyPoWProgress*(client: RpcClient, lastBlockHash: Hash256): Future[Result[void, string]] {.async.} =
|
|
let res = await client.eth_getBlockByHash(lastBlockHash, false)
|
|
if res.isNone:
|
|
return err("cannot get block by hash " & lastBlockHash.data.toHex)
|
|
|
|
let header = res.get()
|
|
let number = toBlockNumber(header.number)
|
|
|
|
let period = chronos.seconds(3)
|
|
var loop = 0
|
|
while loop < 5:
|
|
let res = await client.eth_getBlockByNumber("latest", false)
|
|
if res.isNone:
|
|
return err("cannot get latest block")
|
|
|
|
# Chain has progressed, check that the next block is also PoW
|
|
# Difficulty must NOT be zero
|
|
let bc = res.get()
|
|
let diff = hexToInt(string bc.difficulty, int64)
|
|
if diff == 0:
|
|
return err("Expected PoW chain to progress in PoW mode, but following block difficulty: " & $diff)
|
|
|
|
if toBlockNumber(bc.number) > number:
|
|
return ok()
|
|
|
|
await sleepAsync(period)
|
|
inc loop
|
|
|
|
return err("verify PoW Progress timeout")
|
|
|
|
|
|
proc debugPrevRandaoTransaction*(client: RpcClient, tx: Transaction, expectedPrevRandao: Hash256): Result[void, string] =
|
|
wrapTry:
|
|
let hash = tx.rlpHash
|
|
# we only interested in stack, disable all other elems
|
|
let opts = %* {
|
|
"disableStorage": true,
|
|
"disableMemory": true,
|
|
"disableState": true,
|
|
"disableStateDiff": true
|
|
}
|
|
|
|
let res = waitFor client.call("debug_traceTransaction", %[%hash, opts])
|
|
let structLogs = res["structLogs"]
|
|
|
|
var prevRandaoFound = false
|
|
for i, x in structLogs.elems:
|
|
let op = x["op"].getStr
|
|
if op != "DIFFICULTY": continue
|
|
|
|
if i+1 >= structLogs.len:
|
|
return err("No information after PREVRANDAO operation")
|
|
|
|
prevRandaoFound = true
|
|
let stack = structLogs[i+1]["stack"]
|
|
if stack.len < 1:
|
|
return err("Invalid stack after PREVRANDAO operation")
|
|
|
|
let stackHash = Hash256(data: hextoByteArray[32](stack[0].getStr))
|
|
if stackHash != expectedPrevRandao:
|
|
return err("Invalid stack after PREVRANDAO operation $1 != $2" % [stackHash.data.toHex, expectedPrevRandao.data.toHex])
|
|
|
|
if not prevRandaoFound:
|
|
return err("PREVRANDAO opcode not found")
|
|
|
|
return ok()
|
|
|
|
template expectBalanceEqual*(res: Result[UInt256, string], account: EthAddress,
|
|
expectedBalance: UInt256): auto =
|
|
if res.isErr:
|
|
return err(res.error)
|
|
if res.get != expectedBalance:
|
|
return err("invalid wd balance at $1, expect $2, get $3" % [
|
|
account.toHex, $expectedBalance, $res.get])
|
|
|
|
template expectStorageEqual*(res: Result[UInt256, string], account: EthAddress,
|
|
expectedValue: UInt256): auto =
|
|
if res.isErr:
|
|
return err(res.error)
|
|
if res.get != expectedValue:
|
|
return err("invalid wd storage at $1 is $2, expect $3" % [
|
|
account.toHex, $res.get, $expectedValue])
|