nimbus-eth1/tests/test_ledger.nim

761 lines
22 KiB
Nim

# Nimbus
# Copyright (c) 2018-2024 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
std/[strformat, strutils, importutils],
eth/keys,
eth/common/transaction_utils,
stew/byteutils,
stew/endians2,
../nimbus/config,
../nimbus/db/ledger,
../nimbus/db/storage_types,
../nimbus/common/common,
../nimbus/core/chain,
../nimbus/core/tx_pool,
../nimbus/core/casper,
../nimbus/transaction,
../nimbus/constants,
../nimbus/db/ledger/backend/accounts_ledger {.all.}, # import all private symbols
unittest2
const
genesisFile = "tests/customgenesis/cancun123.json"
hexPrivKey = "af1a9be9f1a54421cac82943820a0fe0f601bb5f4f6d0bccc81c613f0ce6ae22"
# The above privKey will generate this address
# senderAddr = hexToByteArray[20]("73cf19657412508833f618a15e8251306b3e6ee5")
type
TestEnv = object
com: CommonRef
xdb: CoreDbRef
txs: seq[Transaction]
txi: seq[int] # selected index into txs[] (crashable sender addresses)
vaultKey: PrivateKey
nonce : uint64
chainId : ChainId
xp : TxPoolRef
chain : ForkedChainRef
# ------------------------------------------------------------------------------
# Helpers
# ------------------------------------------------------------------------------
proc pp*(a: EthAddress): string =
a.toHex[32 .. 39].toLowerAscii
proc pp*(tx: Transaction): string =
# "(" & tx.ecRecover.value.pp & "," & $tx.nonce & ")"
"(" & tx.recoverSender().value().pp & "," & $tx.nonce & ")"
proc pp*(h: KeccakHash): string =
h.data.toHex[52 .. 63].toLowerAscii
proc pp*(tx: Transaction; ledger: LedgerRef): string =
let address = tx.recoverSender().value()
"(" & address.pp &
"," & $tx.nonce &
";" & $ledger.getNonce(address) &
"," & $ledger.getBalance(address) &
")"
when isMainModule:
import chronicles
proc setTraceLevel =
discard
when defined(chronicles_runtime_filtering) and loggingEnabled:
setLogLevel(LogLevel.TRACE)
proc setErrorLevel =
discard
when defined(chronicles_runtime_filtering) and loggingEnabled:
setLogLevel(LogLevel.ERROR)
# ------------------------------------------------------------------------------
# Private functions
# ------------------------------------------------------------------------------
proc privKey(keyHex: string): PrivateKey =
let kRes = PrivateKey.fromHex(keyHex)
if kRes.isErr:
echo kRes.error
quit(QuitFailure)
kRes.get()
proc initEnv(): TestEnv =
let
conf = makeConfig(@[
"--custom-network:" & genesisFile
])
let
com = CommonRef.new(
newCoreDbRef DefaultDbMemory,
conf.networkId,
conf.networkParams
)
TestEnv(
com : com,
xdb : com.db,
vaultKey: privKey(hexPrivKey),
nonce : 0'u64,
chainId : conf.networkParams.config.chainId,
xp : TxPoolRef.new(com),
chain : newForkedChain(com, com.genesisHeader),
)
func makeTx(
env: var TestEnv,
recipient: EthAddress,
amount: UInt256,
payload: openArray[byte] = []): Transaction =
const
gasLimit = 75000.GasInt
gasPrice = 30.gwei
let tx = Transaction(
txType : TxLegacy,
chainId : env.chainId,
nonce : AccountNonce(env.nonce),
gasPrice: gasPrice,
gasLimit: gasLimit,
to : Opt.some(recipient),
value : amount,
payload : @payload
)
inc env.nonce
signTransaction(tx, env.vaultKey, eip155 = true)
func initAddr(z: int): EthAddress =
const L = sizeof(result)
result.data[L-sizeof(uint32)..^1] = toBytesBE(z.uint32)
proc importBlock(env: TestEnv; blk: EthBlock) =
env.chain.importBlock(blk).isOkOr:
raiseAssert "persistBlocks() failed at block #" &
$blk.header.number & " msg: " & error
proc getLedger(com: CommonRef; header: BlockHeader): LedgerRef =
LedgerRef.init(com.db, header.stateRoot)
func getRecipient(tx: Transaction): EthAddress =
tx.to.expect("transaction have no recipient")
# ------------------------------------------------------------------------------
# Crash test function, finding out about how the transaction framework works ..
# ------------------------------------------------------------------------------
proc modBalance(ac: LedgerRef, address: EthAddress) =
## This function is crucial for profucing the crash. If must
## modify the balance so that the database gets written.
# ac.blindBalanceSetter(address)
ac.addBalance(address, 1.u256)
proc runTrial2ok(env: TestEnv, ledger: LedgerRef; inx: int) =
## Run two blocks, the first one with *rollback*.
let eAddr = env.txs[inx].getRecipient
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.rollback(accTx)
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
proc runTrial3(env: TestEnv, ledger: LedgerRef; inx: int; rollback: bool) =
## Run three blocks, the second one optionally with *rollback*.
let eAddr = env.txs[inx].getRecipient
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
block body2:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
if rollback:
ledger.rollback(accTx)
break body2
ledger.commit(accTx)
ledger.persist()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
proc runTrial3Survive(env: TestEnv, ledger: LedgerRef; inx: int; noisy = false) =
## Run three blocks with extra db frames and *rollback*.
let eAddr = env.txs[inx].getRecipient
block:
let dbTx = env.xdb.ctx.newTransaction()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.rollback(accTx)
dbTx.rollback()
block:
let dbTx = env.xdb.ctx.newTransaction()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
ledger.persist()
dbTx.commit()
proc runTrial4(env: TestEnv, ledger: LedgerRef; inx: int; rollback: bool) =
## Like `runTrial3()` but with four blocks and extra db transaction frames.
let eAddr = env.txs[inx].getRecipient
block:
let dbTx = env.xdb.ctx.newTransaction()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
block body3:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
if rollback:
ledger.rollback(accTx)
break body3
ledger.commit(accTx)
ledger.persist()
# There must be no dbTx.rollback() here unless `ledger` is
# discarded and/or re-initialised.
dbTx.commit()
block:
let dbTx = env.xdb.ctx.newTransaction()
block:
let accTx = ledger.beginSavepoint
ledger.modBalance(eAddr)
ledger.commit(accTx)
ledger.persist()
dbTx.commit()
# ------------------------------------------------------------------------------
# Test Runner
# ------------------------------------------------------------------------------
const
NumTransactions = 17
NumBlocks = 13
feeRecipient = initAddr(401)
prevRandao = Bytes32 EMPTY_UNCLE_HASH # it can be any valid hash
proc runLedgerTransactionTests(noisy = true) =
suite "Ledger nesting scenarios":
var env = initEnv()
test "Create transactions and blocks":
var
recipientSeed = 501
blockTime = EthTime.now()
for _ in 0..<NumBlocks:
for _ in 0..<NumTransactions:
let recipient = initAddr(recipientSeed)
let tx = env.makeTx(recipient, 1.u256)
env.xp.add(PooledTransaction(tx: tx))
inc recipientSeed
check env.xp.nItems.total == NumTransactions
env.com.pos.prevRandao = prevRandao
env.com.pos.feeRecipient = feeRecipient
env.com.pos.timestamp = blockTime
blockTime = EthTime(blockTime.uint64 + 1'u64)
let r = env.xp.assembleBlock()
if r.isErr:
debugEcho r.error
check false
return
let blk = r.get.blk
let body = BlockBody(
transactions: blk.txs,
uncles: blk.uncles,
withdrawals: Opt.some(newSeq[Withdrawal]())
)
env.importBlock(EthBlock.init(blk.header, body))
check env.xp.smartHead(blk.header, env.chain)
for tx in body.transactions:
env.txs.add tx
test &"Collect unique recipient addresses from {env.txs.len} txs," &
&" head=#{env.xdb.getCanonicalHead.number}":
# since we generate our own transactions instead of replaying
# from testnet blocks, the recipients already unique.
for n,tx in env.txs:
#let a = tx.getRecipient
env.txi.add n
test &"Run {env.txi.len} two-step trials with rollback":
let head = env.xdb.getCanonicalHead()
for n in env.txi:
let dbTx = env.xdb.ctx.newTransaction()
defer: dbTx.dispose()
let ledger = env.com.getLedger(head)
env.runTrial2ok(ledger, n)
test &"Run {env.txi.len} three-step trials with rollback":
let head = env.xdb.getCanonicalHead()
for n in env.txi:
let dbTx = env.xdb.ctx.newTransaction()
defer: dbTx.dispose()
let ledger = env.com.getLedger(head)
env.runTrial3(ledger, n, rollback = true)
test &"Run {env.txi.len} three-step trials with extra db frame rollback" &
" throwing Exceptions":
let head = env.xdb.getCanonicalHead()
for n in env.txi:
let dbTx = env.xdb.ctx.newTransaction()
defer: dbTx.dispose()
let ledger = env.com.getLedger(head)
env.runTrial3Survive(ledger, n, noisy)
test &"Run {env.txi.len} tree-step trials without rollback":
let head = env.xdb.getCanonicalHead()
for n in env.txi:
let dbTx = env.xdb.ctx.newTransaction()
defer: dbTx.dispose()
let ledger = env.com.getLedger(head)
env.runTrial3(ledger, n, rollback = false)
test &"Run {env.txi.len} four-step trials with rollback and db frames":
let head = env.xdb.getCanonicalHead()
for n in env.txi:
let dbTx = env.xdb.ctx.newTransaction()
defer: dbTx.dispose()
let ledger = env.com.getLedger(head)
env.runTrial4(ledger, n, rollback = true)
proc runLedgerBasicOperationsTests() =
suite "Ledger basic operations tests":
setup:
const emptyAcc {.used.} = newAccount()
var
memDB = newCoreDbRef DefaultDbMemory
stateDB {.used.} = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
address {.used.} = address"0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6"
code {.used.} = hexToSeqByte("0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6")
rootHash {.used.} : KeccakHash
test "accountExists and isDeadAccount":
check stateDB.accountExists(address) == false
check stateDB.isDeadAccount(address) == true
stateDB.setBalance(address, 1000.u256)
check stateDB.accountExists(address) == true
check stateDB.isDeadAccount(address) == false
stateDB.setBalance(address, 0.u256)
stateDB.setNonce(address, 1)
check stateDB.isDeadAccount(address) == false
stateDB.setCode(address, code)
stateDB.setNonce(address, 0)
check stateDB.isDeadAccount(address) == false
stateDB.setCode(address, newSeq[byte]())
check stateDB.isDeadAccount(address) == true
check stateDB.accountExists(address) == true
test "clone storage":
# give access to private fields of AccountRef
privateAccess(AccountRef)
var x = AccountRef(
overlayStorage: Table[UInt256, UInt256](),
originalStorage: newTable[UInt256, UInt256]()
)
x.overlayStorage[10.u256] = 11.u256
x.overlayStorage[11.u256] = 12.u256
x.originalStorage[10.u256] = 11.u256
x.originalStorage[11.u256] = 12.u256
var y = x.clone(cloneStorage = true)
y.overlayStorage[12.u256] = 13.u256
y.originalStorage[12.u256] = 13.u256
check 12.u256 notin x.overlayStorage
check 12.u256 in y.overlayStorage
check x.overlayStorage.len == 2
check y.overlayStorage.len == 3
check 12.u256 in x.originalStorage
check 12.u256 in y.originalStorage
check x.originalStorage.len == 3
check y.originalStorage.len == 3
test "Ledger various operations":
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
var addr1 = initAddr(1)
check ac.isDeadAccount(addr1) == true
check ac.accountExists(addr1) == false
check ac.contractCollision(addr1) == false
ac.setBalance(addr1, 1000.u256)
check ac.getBalance(addr1) == 1000.u256
ac.subBalance(addr1, 100.u256)
check ac.getBalance(addr1) == 900.u256
ac.addBalance(addr1, 200.u256)
check ac.getBalance(addr1) == 1100.u256
ac.setNonce(addr1, 1)
check ac.getNonce(addr1) == 1
ac.incNonce(addr1)
check ac.getNonce(addr1) == 2
ac.setCode(addr1, code)
check ac.getCode(addr1) == code
ac.setStorage(addr1, 1.u256, 10.u256)
check ac.getStorage(addr1, 1.u256) == 10.u256
check ac.getCommittedStorage(addr1, 1.u256) == 0.u256
check ac.contractCollision(addr1) == true
check ac.getCodeSize(addr1) == code.len
ac.persist()
rootHash = ac.rootHash
var db = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
db.setBalance(addr1, 1100.u256)
db.setNonce(addr1, 2)
db.setCode(addr1, code)
db.setStorage(addr1, 1.u256, 10.u256)
check rootHash == db.rootHash
# Ledger readonly operations using previous hash
var ac2 = LedgerRef.init(memDB, rootHash)
var addr2 = initAddr(2)
check ac2.getCodeHash(addr2) == emptyAcc.codeHash
check ac2.getBalance(addr2) == emptyAcc.balance
check ac2.getNonce(addr2) == emptyAcc.nonce
check ac2.getCode(addr2) == []
check ac2.getCodeSize(addr2) == 0
check ac2.getCommittedStorage(addr2, 1.u256) == 0.u256
check ac2.getStorage(addr2, 1.u256) == 0.u256
check ac2.contractCollision(addr2) == false
check ac2.accountExists(addr2) == false
check ac2.isDeadAccount(addr2) == true
ac2.persist()
# readonly operations should not modify
# state trie at all
check ac2.rootHash == rootHash
test "Ledger code retrieval after persist called":
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
var addr2 = initAddr(2)
ac.setCode(addr2, code)
ac.persist()
check ac.getCode(addr2) == code
let
key = contractHashKey(keccakHash(code))
val = memDB.ctx.getKvt().get(key.toOpenArray).valueOr: EmptyBlob
check val == code
test "accessList operations":
proc verifyAddrs(ac: LedgerRef, addrs: varargs[int]): bool =
for c in addrs:
if not ac.inAccessList(c.initAddr):
return false
true
proc verifySlots(ac: LedgerRef, address: int, slots: varargs[int]): bool =
let a = address.initAddr
if not ac.inAccessList(a):
return false
for c in slots:
if not ac.inAccessList(a, c.u256):
return false
true
proc accessList(ac: LedgerRef, address: int) {.inline.} =
ac.accessList(address.initAddr)
proc accessList(ac: LedgerRef, address, slot: int) {.inline.} =
ac.accessList(address.initAddr, slot.u256)
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
ac.accessList(0xaa)
ac.accessList(0xbb, 0x01)
ac.accessList(0xbb, 0x02)
check ac.verifyAddrs(0xaa, 0xbb)
check ac.verifySlots(0xbb, 0x01, 0x02)
check ac.verifySlots(0xaa, 0x01) == false
check ac.verifySlots(0xaa, 0x02) == false
var sp = ac.beginSavepoint
# some new ones
ac.accessList(0xbb, 0x03)
ac.accessList(0xaa, 0x01)
ac.accessList(0xcc, 0x01)
ac.accessList(0xcc)
check ac.verifyAddrs(0xaa, 0xbb, 0xcc)
check ac.verifySlots(0xaa, 0x01)
check ac.verifySlots(0xbb, 0x01, 0x02, 0x03)
check ac.verifySlots(0xcc, 0x01)
ac.rollback(sp)
check ac.verifyAddrs(0xaa, 0xbb)
check ac.verifyAddrs(0xcc) == false
check ac.verifySlots(0xcc, 0x01) == false
sp = ac.beginSavepoint
ac.accessList(0xbb, 0x03)
ac.accessList(0xaa, 0x01)
ac.accessList(0xcc, 0x01)
ac.accessList(0xcc)
ac.accessList(0xdd, 0x04)
ac.commit(sp)
check ac.verifyAddrs(0xaa, 0xbb, 0xcc)
check ac.verifySlots(0xaa, 0x01)
check ac.verifySlots(0xbb, 0x01, 0x02, 0x03)
check ac.verifySlots(0xcc, 0x01)
check ac.verifySlots(0xdd, 0x04)
test "transient storage operations":
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
proc tStore(ac: LedgerRef, address, slot, val: int) =
ac.setTransientStorage(address.initAddr, slot.u256, val.u256)
proc tLoad(ac: LedgerRef, address, slot: int): UInt256 =
ac.getTransientStorage(address.initAddr, slot.u256)
proc vts(ac: LedgerRef, address, slot, val: int): bool =
ac.tLoad(address, slot) == val.u256
ac.tStore(0xaa, 3, 66)
ac.tStore(0xbb, 1, 33)
ac.tStore(0xbb, 2, 99)
check ac.vts(0xaa, 3, 66)
check ac.vts(0xbb, 1, 33)
check ac.vts(0xbb, 2, 99)
check ac.vts(0xaa, 1, 33) == false
check ac.vts(0xbb, 1, 66) == false
var sp = ac.beginSavepoint
# some new ones
ac.tStore(0xaa, 3, 77)
ac.tStore(0xbb, 1, 55)
ac.tStore(0xcc, 7, 88)
check ac.vts(0xaa, 3, 77)
check ac.vts(0xbb, 1, 55)
check ac.vts(0xcc, 7, 88)
check ac.vts(0xaa, 3, 66) == false
check ac.vts(0xbb, 1, 33) == false
check ac.vts(0xbb, 2, 99)
ac.rollback(sp)
check ac.vts(0xaa, 3, 66)
check ac.vts(0xbb, 1, 33)
check ac.vts(0xbb, 2, 99)
check ac.vts(0xcc, 7, 88) == false
sp = ac.beginSavepoint
ac.tStore(0xaa, 3, 44)
ac.tStore(0xaa, 4, 55)
ac.tStore(0xbb, 1, 22)
ac.tStore(0xdd, 2, 66)
ac.commit(sp)
check ac.vts(0xaa, 3, 44)
check ac.vts(0xaa, 4, 55)
check ac.vts(0xbb, 1, 22)
check ac.vts(0xbb, 1, 55) == false
check ac.vts(0xbb, 2, 99)
check ac.vts(0xcc, 7, 88) == false
check ac.vts(0xdd, 2, 66)
ac.clearTransientStorage()
check ac.vts(0xaa, 3, 44) == false
check ac.vts(0xaa, 4, 55) == false
check ac.vts(0xbb, 1, 22) == false
check ac.vts(0xbb, 1, 55) == false
check ac.vts(0xbb, 2, 99) == false
check ac.vts(0xcc, 7, 88) == false
check ac.vts(0xdd, 2, 66) == false
test "ledger contractCollision":
# use previous hash
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH)
let addr2 = initAddr(2)
check ac.contractCollision(addr2) == false
ac.setStorage(addr2, 1.u256, 1.u256)
check ac.contractCollision(addr2) == false
ac.persist()
check ac.contractCollision(addr2) == true
let addr3 = initAddr(3)
check ac.contractCollision(addr3) == false
ac.setCode(addr3, @[0xaa.byte, 0xbb])
check ac.contractCollision(addr3) == true
let addr4 = initAddr(4)
check ac.contractCollision(addr4) == false
ac.setNonce(addr4, 1)
check ac.contractCollision(addr4) == true
test "Ledger storage iterator":
var ac = LedgerRef.init(memDB, EMPTY_ROOT_HASH, storeSlotHash = true)
let addr2 = initAddr(2)
ac.setStorage(addr2, 1.u256, 2.u256)
ac.setStorage(addr2, 2.u256, 3.u256)
var keys: seq[UInt256]
var vals: seq[UInt256]
for k, v in ac.cachedStorage(addr2):
keys.add k
vals.add v
# before persist, there are storages in cache
check keys.len == 2
check vals.len == 2
check 1.u256 in keys
check 2.u256 in keys
# before persist, the values are all original values
check vals == @[0.u256, 0.u256]
keys.reset
vals.reset
for k, v in ac.storage(addr2):
keys.add k
vals.add k
# before persist, there are no storages in db
check keys.len == 0
check vals.len == 0
ac.persist()
for k, v in ac.cachedStorage(addr2):
keys.add k
vals.add v
# after persist, there are storages in cache
check keys.len == 2
check vals.len == 2
check 1.u256 in keys
check 2.u256 in keys
# after persist, the values are what we put into
check 2.u256 in vals
check 3.u256 in vals
keys.reset
vals.reset
for k, v in ac.storage(addr2):
keys.add k
vals.add v
# after persist, there are storages in db
check keys.len == 2
check vals.len == 2
check 1.u256 in keys
check 2.u256 in keys
check 2.u256 in vals
check 3.u256 in vals
# ------------------------------------------------------------------------------
# Main function(s)
# ------------------------------------------------------------------------------
proc ledgerMain*(noisy = defined(debug)) =
noisy.runLedgerTransactionTests
runLedgerBasicOperationsTests()
when isMainModule:
var noisy = defined(debug)
setErrorLevel()
noisy.ledgerMain
# ------------------------------------------------------------------------------
# End
# ------------------------------------------------------------------------------