f404a2d0f1
Sets the `currentExcessBlobGas` from env, alternatively calculates it based on `parentExcessBlobGas` and `parentBlobGasUsed`. It then emits the `currentExcessBlobGas` and `currentBlobGasUsed` into the output, to be used as parent-values for a future iteration. Closes #27785 Closes #27783 --------- Signed-off-by: jsvisa <delweng@gmail.com> Co-authored-by: Martin Holst Swende <martin@swende.se>
376 lines
15 KiB
Go
376 lines
15 KiB
Go
// Copyright 2020 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package t8ntool
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import (
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/consensus/misc"
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"github.com/ethereum/go-ethereum/consensus/misc/eip4844"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ethereum/go-ethereum/trie"
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"golang.org/x/crypto/sha3"
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)
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type Prestate struct {
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Env stEnv `json:"env"`
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Pre core.GenesisAlloc `json:"pre"`
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}
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// ExecutionResult contains the execution status after running a state test, any
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// error that might have occurred and a dump of the final state if requested.
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type ExecutionResult struct {
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StateRoot common.Hash `json:"stateRoot"`
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TxRoot common.Hash `json:"txRoot"`
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ReceiptRoot common.Hash `json:"receiptsRoot"`
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LogsHash common.Hash `json:"logsHash"`
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Bloom types.Bloom `json:"logsBloom" gencodec:"required"`
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Receipts types.Receipts `json:"receipts"`
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Rejected []*rejectedTx `json:"rejected,omitempty"`
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Difficulty *math.HexOrDecimal256 `json:"currentDifficulty" gencodec:"required"`
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GasUsed math.HexOrDecimal64 `json:"gasUsed"`
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BaseFee *math.HexOrDecimal256 `json:"currentBaseFee,omitempty"`
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WithdrawalsRoot *common.Hash `json:"withdrawalsRoot,omitempty"`
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CurrentExcessBlobGas *math.HexOrDecimal64 `json:"currentExcessBlobGas,omitempty"`
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CurrentBlobGasUsed *math.HexOrDecimal64 `json:"currentBlobGasUsed,omitempty"`
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}
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type ommer struct {
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Delta uint64 `json:"delta"`
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Address common.Address `json:"address"`
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}
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//go:generate go run github.com/fjl/gencodec -type stEnv -field-override stEnvMarshaling -out gen_stenv.go
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type stEnv struct {
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Coinbase common.Address `json:"currentCoinbase" gencodec:"required"`
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Difficulty *big.Int `json:"currentDifficulty"`
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Random *big.Int `json:"currentRandom"`
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ParentDifficulty *big.Int `json:"parentDifficulty"`
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ParentBaseFee *big.Int `json:"parentBaseFee,omitempty"`
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ParentGasUsed uint64 `json:"parentGasUsed,omitempty"`
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ParentGasLimit uint64 `json:"parentGasLimit,omitempty"`
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GasLimit uint64 `json:"currentGasLimit" gencodec:"required"`
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Number uint64 `json:"currentNumber" gencodec:"required"`
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Timestamp uint64 `json:"currentTimestamp" gencodec:"required"`
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ParentTimestamp uint64 `json:"parentTimestamp,omitempty"`
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BlockHashes map[math.HexOrDecimal64]common.Hash `json:"blockHashes,omitempty"`
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Ommers []ommer `json:"ommers,omitempty"`
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Withdrawals []*types.Withdrawal `json:"withdrawals,omitempty"`
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BaseFee *big.Int `json:"currentBaseFee,omitempty"`
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ParentUncleHash common.Hash `json:"parentUncleHash"`
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ExcessBlobGas *uint64 `json:"excessBlobGas,omitempty"`
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ParentExcessBlobGas *uint64 `json:"parentExcessBlobGas,omitempty"`
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ParentBlobGasUsed *uint64 `json:"parentBlobGasUsed,omitempty"`
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}
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type stEnvMarshaling struct {
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Coinbase common.UnprefixedAddress
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Difficulty *math.HexOrDecimal256
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Random *math.HexOrDecimal256
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ParentDifficulty *math.HexOrDecimal256
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ParentBaseFee *math.HexOrDecimal256
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ParentGasUsed math.HexOrDecimal64
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ParentGasLimit math.HexOrDecimal64
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GasLimit math.HexOrDecimal64
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Number math.HexOrDecimal64
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Timestamp math.HexOrDecimal64
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ParentTimestamp math.HexOrDecimal64
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BaseFee *math.HexOrDecimal256
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ExcessBlobGas *math.HexOrDecimal64
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ParentExcessBlobGas *math.HexOrDecimal64
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ParentBlobGasUsed *math.HexOrDecimal64
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}
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type rejectedTx struct {
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Index int `json:"index"`
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Err string `json:"error"`
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}
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// Apply applies a set of transactions to a pre-state
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func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
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txs types.Transactions, miningReward int64,
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getTracerFn func(txIndex int, txHash common.Hash) (tracer vm.EVMLogger, err error)) (*state.StateDB, *ExecutionResult, error) {
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// Capture errors for BLOCKHASH operation, if we haven't been supplied the
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// required blockhashes
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var hashError error
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getHash := func(num uint64) common.Hash {
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if pre.Env.BlockHashes == nil {
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hashError = fmt.Errorf("getHash(%d) invoked, no blockhashes provided", num)
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return common.Hash{}
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}
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h, ok := pre.Env.BlockHashes[math.HexOrDecimal64(num)]
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if !ok {
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hashError = fmt.Errorf("getHash(%d) invoked, blockhash for that block not provided", num)
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}
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return h
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}
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var (
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statedb = MakePreState(rawdb.NewMemoryDatabase(), pre.Pre)
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signer = types.MakeSigner(chainConfig, new(big.Int).SetUint64(pre.Env.Number), pre.Env.Timestamp)
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gaspool = new(core.GasPool)
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blockHash = common.Hash{0x13, 0x37}
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rejectedTxs []*rejectedTx
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includedTxs types.Transactions
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gasUsed = uint64(0)
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receipts = make(types.Receipts, 0)
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txIndex = 0
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)
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gaspool.AddGas(pre.Env.GasLimit)
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vmContext := vm.BlockContext{
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CanTransfer: core.CanTransfer,
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Transfer: core.Transfer,
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Coinbase: pre.Env.Coinbase,
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BlockNumber: new(big.Int).SetUint64(pre.Env.Number),
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Time: pre.Env.Timestamp,
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Difficulty: pre.Env.Difficulty,
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GasLimit: pre.Env.GasLimit,
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GetHash: getHash,
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}
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// If currentBaseFee is defined, add it to the vmContext.
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if pre.Env.BaseFee != nil {
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vmContext.BaseFee = new(big.Int).Set(pre.Env.BaseFee)
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}
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// If random is defined, add it to the vmContext.
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if pre.Env.Random != nil {
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rnd := common.BigToHash(pre.Env.Random)
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vmContext.Random = &rnd
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}
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// If excessBlobGas is defined, add it to the vmContext.
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if pre.Env.ExcessBlobGas != nil {
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vmContext.ExcessBlobGas = pre.Env.ExcessBlobGas
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} else {
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// If it is not explicitly defined, but we have the parent values, we try
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// to calculate it ourselves.
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parentExcessBlobGas := pre.Env.ParentExcessBlobGas
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parentBlobGasUsed := pre.Env.ParentBlobGasUsed
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if parentExcessBlobGas != nil && parentBlobGasUsed != nil {
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excessBlobGas := eip4844.CalcExcessBlobGas(*parentExcessBlobGas, *parentBlobGasUsed)
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vmContext.ExcessBlobGas = &excessBlobGas
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}
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}
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// If DAO is supported/enabled, we need to handle it here. In geth 'proper', it's
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// done in StateProcessor.Process(block, ...), right before transactions are applied.
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if chainConfig.DAOForkSupport &&
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chainConfig.DAOForkBlock != nil &&
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chainConfig.DAOForkBlock.Cmp(new(big.Int).SetUint64(pre.Env.Number)) == 0 {
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misc.ApplyDAOHardFork(statedb)
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}
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var blobGasUsed uint64
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for i, tx := range txs {
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if tx.Type() == types.BlobTxType && vmContext.ExcessBlobGas == nil {
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errMsg := "blob tx used but field env.ExcessBlobGas missing"
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log.Warn("rejected tx", "index", i, "hash", tx.Hash(), "error", errMsg)
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rejectedTxs = append(rejectedTxs, &rejectedTx{i, errMsg})
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continue
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}
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msg, err := core.TransactionToMessage(tx, signer, pre.Env.BaseFee)
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if err != nil {
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log.Warn("rejected tx", "index", i, "hash", tx.Hash(), "error", err)
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rejectedTxs = append(rejectedTxs, &rejectedTx{i, err.Error()})
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continue
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}
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tracer, err := getTracerFn(txIndex, tx.Hash())
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if err != nil {
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return nil, nil, err
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}
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vmConfig.Tracer = tracer
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statedb.SetTxContext(tx.Hash(), txIndex)
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var (
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txContext = core.NewEVMTxContext(msg)
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snapshot = statedb.Snapshot()
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prevGas = gaspool.Gas()
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)
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evm := vm.NewEVM(vmContext, txContext, statedb, chainConfig, vmConfig)
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// (ret []byte, usedGas uint64, failed bool, err error)
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msgResult, err := core.ApplyMessage(evm, msg, gaspool)
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if err != nil {
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statedb.RevertToSnapshot(snapshot)
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log.Info("rejected tx", "index", i, "hash", tx.Hash(), "from", msg.From, "error", err)
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rejectedTxs = append(rejectedTxs, &rejectedTx{i, err.Error()})
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gaspool.SetGas(prevGas)
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continue
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}
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if tx.Type() == types.BlobTxType {
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blobGasUsed += params.BlobTxBlobGasPerBlob
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}
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includedTxs = append(includedTxs, tx)
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if hashError != nil {
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return nil, nil, NewError(ErrorMissingBlockhash, hashError)
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}
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gasUsed += msgResult.UsedGas
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// Receipt:
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{
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var root []byte
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if chainConfig.IsByzantium(vmContext.BlockNumber) {
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statedb.Finalise(true)
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} else {
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root = statedb.IntermediateRoot(chainConfig.IsEIP158(vmContext.BlockNumber)).Bytes()
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}
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// Create a new receipt for the transaction, storing the intermediate root and
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// gas used by the tx.
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receipt := &types.Receipt{Type: tx.Type(), PostState: root, CumulativeGasUsed: gasUsed}
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if msgResult.Failed() {
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receipt.Status = types.ReceiptStatusFailed
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} else {
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receipt.Status = types.ReceiptStatusSuccessful
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}
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receipt.TxHash = tx.Hash()
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receipt.GasUsed = msgResult.UsedGas
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// If the transaction created a contract, store the creation address in the receipt.
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if msg.To == nil {
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receipt.ContractAddress = crypto.CreateAddress(evm.TxContext.Origin, tx.Nonce())
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}
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// Set the receipt logs and create the bloom filter.
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receipt.Logs = statedb.GetLogs(tx.Hash(), vmContext.BlockNumber.Uint64(), blockHash)
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receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
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// These three are non-consensus fields:
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//receipt.BlockHash
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//receipt.BlockNumber
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receipt.TransactionIndex = uint(txIndex)
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receipts = append(receipts, receipt)
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}
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txIndex++
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}
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statedb.IntermediateRoot(chainConfig.IsEIP158(vmContext.BlockNumber))
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// Add mining reward? (-1 means rewards are disabled)
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if miningReward >= 0 {
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// Add mining reward. The mining reward may be `0`, which only makes a difference in the cases
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// where
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// - the coinbase self-destructed, or
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// - there are only 'bad' transactions, which aren't executed. In those cases,
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// the coinbase gets no txfee, so isn't created, and thus needs to be touched
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var (
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blockReward = big.NewInt(miningReward)
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minerReward = new(big.Int).Set(blockReward)
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perOmmer = new(big.Int).Div(blockReward, big.NewInt(32))
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)
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for _, ommer := range pre.Env.Ommers {
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// Add 1/32th for each ommer included
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minerReward.Add(minerReward, perOmmer)
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// Add (8-delta)/8
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reward := big.NewInt(8)
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reward.Sub(reward, new(big.Int).SetUint64(ommer.Delta))
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reward.Mul(reward, blockReward)
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reward.Div(reward, big.NewInt(8))
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statedb.AddBalance(ommer.Address, reward)
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}
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statedb.AddBalance(pre.Env.Coinbase, minerReward)
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}
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// Apply withdrawals
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for _, w := range pre.Env.Withdrawals {
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// Amount is in gwei, turn into wei
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amount := new(big.Int).Mul(new(big.Int).SetUint64(w.Amount), big.NewInt(params.GWei))
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statedb.AddBalance(w.Address, amount)
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}
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// Commit block
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root, err := statedb.Commit(vmContext.BlockNumber.Uint64(), chainConfig.IsEIP158(vmContext.BlockNumber))
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if err != nil {
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return nil, nil, NewError(ErrorEVM, fmt.Errorf("could not commit state: %v", err))
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}
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execRs := &ExecutionResult{
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StateRoot: root,
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TxRoot: types.DeriveSha(includedTxs, trie.NewStackTrie(nil)),
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ReceiptRoot: types.DeriveSha(receipts, trie.NewStackTrie(nil)),
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Bloom: types.CreateBloom(receipts),
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LogsHash: rlpHash(statedb.Logs()),
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Receipts: receipts,
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Rejected: rejectedTxs,
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Difficulty: (*math.HexOrDecimal256)(vmContext.Difficulty),
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GasUsed: (math.HexOrDecimal64)(gasUsed),
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BaseFee: (*math.HexOrDecimal256)(vmContext.BaseFee),
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}
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if pre.Env.Withdrawals != nil {
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h := types.DeriveSha(types.Withdrawals(pre.Env.Withdrawals), trie.NewStackTrie(nil))
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execRs.WithdrawalsRoot = &h
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}
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if vmContext.ExcessBlobGas != nil {
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execRs.CurrentExcessBlobGas = (*math.HexOrDecimal64)(vmContext.ExcessBlobGas)
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execRs.CurrentBlobGasUsed = (*math.HexOrDecimal64)(&blobGasUsed)
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}
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// Re-create statedb instance with new root upon the updated database
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// for accessing latest states.
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statedb, err = state.New(root, statedb.Database(), nil)
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if err != nil {
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return nil, nil, NewError(ErrorEVM, fmt.Errorf("could not reopen state: %v", err))
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}
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return statedb, execRs, nil
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}
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func MakePreState(db ethdb.Database, accounts core.GenesisAlloc) *state.StateDB {
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sdb := state.NewDatabaseWithConfig(db, &trie.Config{Preimages: true})
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statedb, _ := state.New(types.EmptyRootHash, sdb, nil)
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for addr, a := range accounts {
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statedb.SetCode(addr, a.Code)
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statedb.SetNonce(addr, a.Nonce)
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statedb.SetBalance(addr, a.Balance)
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for k, v := range a.Storage {
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statedb.SetState(addr, k, v)
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}
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}
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// Commit and re-open to start with a clean state.
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root, _ := statedb.Commit(0, false)
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statedb, _ = state.New(root, sdb, nil)
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return statedb
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}
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func rlpHash(x interface{}) (h common.Hash) {
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hw := sha3.NewLegacyKeccak256()
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rlp.Encode(hw, x)
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hw.Sum(h[:0])
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return h
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}
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// calcDifficulty is based on ethash.CalcDifficulty. This method is used in case
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// the caller does not provide an explicit difficulty, but instead provides only
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// parent timestamp + difficulty.
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// Note: this method only works for ethash engine.
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func calcDifficulty(config *params.ChainConfig, number, currentTime, parentTime uint64,
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parentDifficulty *big.Int, parentUncleHash common.Hash) *big.Int {
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uncleHash := parentUncleHash
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if uncleHash == (common.Hash{}) {
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uncleHash = types.EmptyUncleHash
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}
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parent := &types.Header{
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ParentHash: common.Hash{},
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UncleHash: uncleHash,
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Difficulty: parentDifficulty,
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Number: new(big.Int).SetUint64(number - 1),
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Time: parentTime,
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}
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return ethash.CalcDifficulty(config, currentTime, parent)
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}
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