cmd/evm: cancun-updates for b11r and t8n -tools (#28195)

This change updates `evm b11r` (blockbuilder) and `evm t8n` (transition) tools to contain cancun updates (e.g. new header fields)
---------

Co-authored-by: Mario Vega <marioevz@gmail.com>

cmd/evm/internal/t8ntool/block.go

@@ -54,6 +54,9 @@ type header struct {
 	Nonce                 *types.BlockNonce `json:"nonce"`
 	BaseFee               *big.Int          `json:"baseFeePerGas" rlp:"optional"`
 	WithdrawalsHash       *common.Hash      `json:"withdrawalsRoot" rlp:"optional"`
+	BlobGasUsed           *uint64           `json:"blobGasUsed"   rlp:"optional"`
+	ExcessBlobGas         *uint64           `json:"excessBlobGas"   rlp:"optional"`
+	ParentBeaconBlockRoot *common.Hash      `json:"parentBeaconBlockRoot" rlp:"optional"`
 }
 
 type headerMarshaling struct {
@@ -64,6 +67,8 @@ type headerMarshaling struct {
 	Time          math.HexOrDecimal64
 	Extra         hexutil.Bytes
 	BaseFee       *math.HexOrDecimal256
+	BlobGasUsed   *math.HexOrDecimal64
+	ExcessBlobGas *math.HexOrDecimal64
 }
 
 type bbInput struct {
@@ -129,6 +134,9 @@ func (i *bbInput) ToBlock() *types.Block {
 		MixDigest:        i.Header.MixDigest,
 		BaseFee:          i.Header.BaseFee,
 		WithdrawalsHash:  i.Header.WithdrawalsHash,
+		BlobGasUsed:      i.Header.BlobGasUsed,
+		ExcessBlobGas:    i.Header.ExcessBlobGas,
+		ParentBeaconRoot: i.Header.ParentBeaconBlockRoot,
 	}
 
 	// Fill optional values.

cmd/evm/internal/t8ntool/execution.go

@@ -59,7 +59,7 @@ type ExecutionResult struct {
 	BaseFee              *math.HexOrDecimal256 `json:"currentBaseFee,omitempty"`
 	WithdrawalsRoot      *common.Hash          `json:"withdrawalsRoot,omitempty"`
 	CurrentExcessBlobGas *math.HexOrDecimal64  `json:"currentExcessBlobGas,omitempty"`
-	CurrentBlobGasUsed   *math.HexOrDecimal64  `json:"currentBlobGasUsed,omitempty"`
+	CurrentBlobGasUsed   *math.HexOrDecimal64  `json:"blobGasUsed,omitempty"`
 }
 
 type ommer struct {
@@ -85,7 +85,7 @@ type stEnv struct {
 	Withdrawals           []*types.Withdrawal                 `json:"withdrawals,omitempty"`
 	BaseFee               *big.Int                            `json:"currentBaseFee,omitempty"`
 	ParentUncleHash       common.Hash                         `json:"parentUncleHash"`
-	ExcessBlobGas         *uint64                             `json:"excessBlobGas,omitempty"`
+	ExcessBlobGas         *uint64                             `json:"currentExcessBlobGas,omitempty"`
 	ParentExcessBlobGas   *uint64                             `json:"parentExcessBlobGas,omitempty"`
 	ParentBlobGasUsed     *uint64                             `json:"parentBlobGasUsed,omitempty"`
 	ParentBeaconBlockRoot *common.Hash                        `json:"parentBeaconBlockRoot"`
@@ -197,6 +197,9 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
 			rejectedTxs = append(rejectedTxs, &rejectedTx{i, errMsg})
 			continue
 		}
+		if tx.Type() == types.BlobTxType {
+			blobGasUsed += uint64(params.BlobTxBlobGasPerBlob * len(tx.BlobHashes()))
+		}
 		msg, err := core.TransactionToMessage(tx, signer, pre.Env.BaseFee)
 		if err != nil {
 			log.Warn("rejected tx", "index", i, "hash", tx.Hash(), "error", err)
@@ -226,9 +229,6 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
 			gaspool.SetGas(prevGas)
 			continue
 		}
-		if tx.Type() == types.BlobTxType {
-			blobGasUsed += params.BlobTxBlobGasPerBlob
-		}
 		includedTxs = append(includedTxs, tx)
 		if hashError != nil {
 			return nil, nil, NewError(ErrorMissingBlockhash, hashError)

cmd/evm/internal/t8ntool/gen_header.go

@@ -35,6 +35,9 @@ func (h header) MarshalJSON() ([]byte, error) {
 		Nonce                 *types.BlockNonce     `json:"nonce"`
 		BaseFee               *math.HexOrDecimal256 `json:"baseFeePerGas" rlp:"optional"`
 		WithdrawalsHash       *common.Hash          `json:"withdrawalsRoot" rlp:"optional"`
+		BlobGasUsed           *math.HexOrDecimal64  `json:"blobGasUsed"   rlp:"optional"`
+		ExcessBlobGas         *math.HexOrDecimal64  `json:"excessBlobGas"   rlp:"optional"`
+		ParentBeaconBlockRoot *common.Hash          `json:"parentBeaconBlockRoot" rlp:"optional"`
 	}
 	var enc header
 	enc.ParentHash = h.ParentHash
@@ -54,6 +57,9 @@ func (h header) MarshalJSON() ([]byte, error) {
 	enc.Nonce = h.Nonce
 	enc.BaseFee = (*math.HexOrDecimal256)(h.BaseFee)
 	enc.WithdrawalsHash = h.WithdrawalsHash
+	enc.BlobGasUsed = (*math.HexOrDecimal64)(h.BlobGasUsed)
+	enc.ExcessBlobGas = (*math.HexOrDecimal64)(h.ExcessBlobGas)
+	enc.ParentBeaconBlockRoot = h.ParentBeaconBlockRoot
 	return json.Marshal(&enc)
 }
 
@@ -77,6 +83,9 @@ func (h *header) UnmarshalJSON(input []byte) error {
 		Nonce                 *types.BlockNonce     `json:"nonce"`
 		BaseFee               *math.HexOrDecimal256 `json:"baseFeePerGas" rlp:"optional"`
 		WithdrawalsHash       *common.Hash          `json:"withdrawalsRoot" rlp:"optional"`
+		BlobGasUsed           *math.HexOrDecimal64  `json:"blobGasUsed"   rlp:"optional"`
+		ExcessBlobGas         *math.HexOrDecimal64  `json:"excessBlobGas"   rlp:"optional"`
+		ParentBeaconBlockRoot *common.Hash          `json:"parentBeaconBlockRoot" rlp:"optional"`
 	}
 	var dec header
 	if err := json.Unmarshal(input, &dec); err != nil {
@@ -137,5 +146,14 @@ func (h *header) UnmarshalJSON(input []byte) error {
 	if dec.WithdrawalsHash != nil {
 		h.WithdrawalsHash = dec.WithdrawalsHash
 	}
+	if dec.BlobGasUsed != nil {
+		h.BlobGasUsed = (*uint64)(dec.BlobGasUsed)
+	}
+	if dec.ExcessBlobGas != nil {
+		h.ExcessBlobGas = (*uint64)(dec.ExcessBlobGas)
+	}
+	if dec.ParentBeaconBlockRoot != nil {
+		h.ParentBeaconBlockRoot = dec.ParentBeaconBlockRoot
+	}
 	return nil
 }

cmd/evm/internal/t8ntool/gen_stenv.go

@@ -33,7 +33,7 @@ func (s stEnv) MarshalJSON() ([]byte, error) {
 		Withdrawals           []*types.Withdrawal                 `json:"withdrawals,omitempty"`
 		BaseFee               *math.HexOrDecimal256               `json:"currentBaseFee,omitempty"`
 		ParentUncleHash       common.Hash                         `json:"parentUncleHash"`
-		ExcessBlobGas         *math.HexOrDecimal64                `json:"excessBlobGas,omitempty"`
+		ExcessBlobGas         *math.HexOrDecimal64                `json:"currentExcessBlobGas,omitempty"`
 		ParentExcessBlobGas   *math.HexOrDecimal64                `json:"parentExcessBlobGas,omitempty"`
 		ParentBlobGasUsed     *math.HexOrDecimal64                `json:"parentBlobGasUsed,omitempty"`
 		ParentBeaconBlockRoot *common.Hash                        `json:"parentBeaconBlockRoot"`
@@ -81,7 +81,7 @@ func (s *stEnv) UnmarshalJSON(input []byte) error {
 		Withdrawals           []*types.Withdrawal                 `json:"withdrawals,omitempty"`
 		BaseFee               *math.HexOrDecimal256               `json:"currentBaseFee,omitempty"`
 		ParentUncleHash       *common.Hash                        `json:"parentUncleHash"`
-		ExcessBlobGas         *math.HexOrDecimal64                `json:"excessBlobGas,omitempty"`
+		ExcessBlobGas         *math.HexOrDecimal64                `json:"currentExcessBlobGas,omitempty"`
 		ParentExcessBlobGas   *math.HexOrDecimal64                `json:"parentExcessBlobGas,omitempty"`
 		ParentBlobGasUsed     *math.HexOrDecimal64                `json:"parentBlobGasUsed,omitempty"`
 		ParentBeaconBlockRoot *common.Hash                        `json:"parentBeaconBlockRoot"`

cmd/evm/internal/t8ntool/transition.go

@@ -334,7 +334,7 @@ func loadTransactions(txStr string, inputData *input, env stEnv, chainConfig *pa
 		txsWithKeys = inputData.Txs
 	}
 	// We may have to sign the transactions.
-	signer := types.MakeSigner(chainConfig, big.NewInt(int64(env.Number)), env.Timestamp)
+	signer := types.LatestSignerForChainID(chainConfig.ChainID)
 	return signUnsignedTransactions(txsWithKeys, signer)
 }
 

cmd/evm/testdata/28/env.json

@@ -9,8 +9,7 @@
     "parentDifficulty" : "0x00",
     "parentUncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
     "currentRandom" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-    "withdrawals" : [
+    "withdrawals" : [],
-    ],
     "parentBaseFee" : "0x0a",
     "parentGasUsed" : "0x00",
     "parentGasLimit" : "0x7fffffffffffffff",

cmd/evm/testdata/28/exp.json

@@ -42,6 +42,6 @@
     "currentBaseFee": "0x9",
     "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
     "currentExcessBlobGas": "0x0",
-    "currentBlobGasUsed": "0x20000"
+    "blobGasUsed": "0x20000"
   }
 }

cmd/evm/testdata/29/exp.json

@@ -40,6 +40,6 @@
     "currentBaseFee": "0x9",
     "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
     "currentExcessBlobGas": "0x0",
-    "currentBlobGasUsed": "0x0"
+    "blobGasUsed": "0x0"
   }
 }