nimbus-eth1/tests/test_overflow.nim

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# Nimbus
# Copyright (c) 2023-2024 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 eth/[keys, trie]
import stew/byteutils
import unittest2
import ../nimbus/common
import ../nimbus/vm_state
import ../nimbus/vm_types
import ../nimbus/transaction
import ../nimbus/transaction/call_evm
import ../nimbus/db/core_db
import ../nimbus/db/ledger
const
data = [0x5b.uint8, 0x5a, 0x5a, 0x30, 0x30, 0x30, 0x30, 0x72, 0x00, 0x00, 0x00, 0x58,
0x58, 0x24, 0x58, 0x58, 0x3a, 0x19, 0x75, 0x75, 0x2e, 0x2e, 0x2e, 0x2e,
0xec, 0x9f, 0x69, 0x67, 0x7f, 0xff, 0xff, 0xff, 0xff, 0x6c, 0x5a, 0x32,
0x07, 0xf4, 0x75, 0x75, 0xf5, 0x75, 0x75, 0x75, 0x7f, 0x5b, 0xd9, 0x32,
0x5a, 0x07, 0x19, 0x34, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e,
0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e,
0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0xec,
0x9f, 0x69, 0x67, 0x7f, 0xff, 0xff, 0xff, 0xff, 0x6c, 0xfc, 0xf7, 0xfc,
0xfc, 0xfc, 0xfc, 0xf4, 0x03, 0x03, 0x81, 0x81, 0x81, 0xfb, 0x7a, 0x30,
0x80, 0x3d, 0x59, 0x59, 0x59, 0x59, 0x81, 0x00, 0x59, 0x2f, 0x45, 0x30,
0x32, 0xf4, 0x5d, 0x5b, 0x37, 0x19]
codeAddress = hexToByteArray[20]("000000000000000000000000636f6e7472616374")
coinbase = hexToByteArray[20]("4444588443C3a91288c5002483449Aba1054192b")
proc overflowMain*() =
test "GasCall unhandled overflow":
let header = BlockHeader(
stateRoot: emptyRlpHash,
blockNumber: u256(1150000),
coinBase: coinbase,
gasLimit: 30000000,
timeStamp: EthTime(123456),
)
let com = CommonRef.new(newCoreDbRef(DefaultDbMemory), config = chainConfigForNetwork(MainNet))
let s = BaseVMState.new(
header,
header,
com,
)
s.stateDB.setCode(codeAddress, @data)
let unsignedTx = Transaction(
txType: TxLegacy,
nonce: 0,
chainId: MainNet.ChainId,
gasPrice: 0.GasInt,
gasLimit: 30000000,
to: codeAddress.some,
value: 0.u256,
payload: @data
)
let privateKey = PrivateKey.fromHex("0000000000000000000000000000000000000000000000000000001000000000")[]
let tx = signTransaction(unsignedTx, privateKey, ChainId(1), false)
let res = testCallEvm(tx, tx.getSender, s, FkHomestead)
when defined(evmc_enabled):
check res.error == "EVMC_FAILURE"
else:
check res.error == "Opcode Dispatch Error: GasInt overflow, gasCost=2199123918888, gasRefund=9223372036845099570, depth=1"
when isMainModule:
overflowMain()