eth: formatting

* eth: make transaction propagation paths in the network deterministic

* eth: avoid potential division by 0

* eth: make tx propagation dependent on local node id too

* eth: fix review comments

CHANGELOG.md

@@ -1,4 +1,15 @@
 # Changelog
+## v1.4.8
+### FEATURE
+* [\#2483](https://github.com/bnb-chain/bsc/pull/2483) core/vm: add secp256r1 into PrecompiledContractsHaber
+* [\#2400](https://github.com/bnb-chain/bsc/pull/2400) RIP-7212: Precompile for secp256r1 Curve Support
+
+### IMPROVEMENT
+NA
+
+### BUGFIX
+NA
+
 ## v1.4.7
 ### FEATURE
 * [\#2439](https://github.com/bnb-chain/bsc/pull/2439) config: setup Mainnet Tycho(Cancun) hardfork date

cmd/geth/chaincmd.go

@@ -63,6 +63,7 @@ var (
 		Flags: flags.Merge([]cli.Flag{
 			utils.CachePreimagesFlag,
 			utils.OverrideCancun,
+			utils.OverrideHaber,
 			utils.OverrideVerkle,
 		}, utils.DatabaseFlags),
 		Description: `
@@ -256,6 +257,10 @@ func initGenesis(ctx *cli.Context) error {
 		v := ctx.Uint64(utils.OverrideCancun.Name)
 		overrides.OverrideCancun = &v
 	}
+	if ctx.IsSet(utils.OverrideHaber.Name) {
+		v := ctx.Uint64(utils.OverrideHaber.Name)
+		overrides.OverrideHaber = &v
+	}
 	if ctx.IsSet(utils.OverrideVerkle.Name) {
 		v := ctx.Uint64(utils.OverrideVerkle.Name)
 		overrides.OverrideVerkle = &v

cmd/geth/config.go

@@ -189,6 +189,10 @@ func makeFullNode(ctx *cli.Context) (*node.Node, ethapi.Backend) {
 		v := ctx.Uint64(utils.OverrideCancun.Name)
 		cfg.Eth.OverrideCancun = &v
 	}
+	if ctx.IsSet(utils.OverrideHaber.Name) {
+		v := ctx.Uint64(utils.OverrideHaber.Name)
+		cfg.Eth.OverrideHaber = &v
+	}
 	if ctx.IsSet(utils.OverrideVerkle.Name) {
 		v := ctx.Uint64(utils.OverrideVerkle.Name)
 		cfg.Eth.OverrideVerkle = &v

cmd/geth/main.go

@@ -73,6 +73,7 @@ var (
 		utils.SmartCardDaemonPathFlag,
 		utils.RialtoHash,
 		utils.OverrideCancun,
+		utils.OverrideHaber,
 		utils.OverrideVerkle,
 		utils.OverrideFullImmutabilityThreshold,
 		utils.OverrideMinBlocksForBlobRequests,

cmd/utils/flags.go

@@ -310,6 +310,11 @@ var (
 		Usage:    "Manually specify the Cancun fork timestamp, overriding the bundled setting",
 		Category: flags.EthCategory,
 	}
+	OverrideHaber = &cli.Uint64Flag{
+		Name:     "override.haber",
+		Usage:    "Manually specify the Haber fork timestamp, overriding the bundled setting",
+		Category: flags.EthCategory,
+	}
 	OverrideVerkle = &cli.Uint64Flag{
 		Name:     "override.verkle",
 		Usage:    "Manually specify the Verkle fork timestamp, overriding the bundled setting",

core/genesis.go

@@ -217,6 +217,7 @@ func (e *GenesisMismatchError) Error() string {
 // Typically, these modifications involve hardforks that are not enabled on the BSC mainnet, intended for testing purposes.
 type ChainOverrides struct {
 	OverrideCancun *uint64
+	OverrideHaber  *uint64
 	OverrideVerkle *uint64
 }
 
@@ -246,6 +247,9 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, triedb *triedb.Database, g
 			if overrides != nil && overrides.OverrideCancun != nil {
 				config.CancunTime = overrides.OverrideCancun
 			}
+			if overrides != nil && overrides.OverrideHaber != nil {
+				config.HaberTime = overrides.OverrideHaber
+			}
 			if overrides != nil && overrides.OverrideVerkle != nil {
 				config.VerkleTime = overrides.OverrideVerkle
 			}

core/types/bid.go

@@ -6,6 +6,8 @@ import (
 	"sync/atomic"
 	"time"
 
+	mapset "github.com/deckarep/golang-set/v2"
+
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/crypto"
@@ -40,6 +42,12 @@ func (b *BidArgs) ToBid(builder common.Address, signer Signer) (*Bid, error) {
 		return nil, err
 	}
 
+	if len(b.RawBid.UnRevertible) > len(txs) {
+		return nil, fmt.Errorf("expect NonRevertible no more than %d", len(txs))
+	}
+	unRevertibleHashes := mapset.NewThreadUnsafeSetWithSize[common.Hash](len(b.RawBid.UnRevertible))
+	unRevertibleHashes.Append(b.RawBid.UnRevertible...)
+
 	if len(b.PayBidTx) != 0 {
 		var payBidTx = new(Transaction)
 		err = payBidTx.UnmarshalBinary(b.PayBidTx)
@@ -51,14 +59,15 @@ func (b *BidArgs) ToBid(builder common.Address, signer Signer) (*Bid, error) {
 	}
 
 	bid := &Bid{
-		Builder:     builder,
+		Builder:      builder,
-		BlockNumber: b.RawBid.BlockNumber,
+		BlockNumber:  b.RawBid.BlockNumber,
-		ParentHash:  b.RawBid.ParentHash,
+		ParentHash:   b.RawBid.ParentHash,
-		Txs:         txs,
+		Txs:          txs,
-		GasUsed:     b.RawBid.GasUsed + b.PayBidTxGasUsed,
+		UnRevertible: unRevertibleHashes,
-		GasFee:      b.RawBid.GasFee,
+		GasUsed:      b.RawBid.GasUsed + b.PayBidTxGasUsed,
-		BuilderFee:  b.RawBid.BuilderFee,
+		GasFee:       b.RawBid.GasFee,
-		rawBid:      *b.RawBid,
+		BuilderFee:   b.RawBid.BuilderFee,
+		rawBid:       *b.RawBid,
 	}
 
 	if bid.BuilderFee == nil {
@@ -70,12 +79,13 @@ func (b *BidArgs) ToBid(builder common.Address, signer Signer) (*Bid, error) {
 
 // RawBid represents a raw bid from builder directly.
 type RawBid struct {
-	BlockNumber uint64          `json:"blockNumber"`
+	BlockNumber  uint64          `json:"blockNumber"`
-	ParentHash  common.Hash     `json:"parentHash"`
+	ParentHash   common.Hash     `json:"parentHash"`
-	Txs         []hexutil.Bytes `json:"txs"`
+	Txs          []hexutil.Bytes `json:"txs"`
-	GasUsed     uint64          `json:"gasUsed"`
+	UnRevertible []common.Hash   `json:"unRevertible"`
-	GasFee      *big.Int        `json:"gasFee"`
+	GasUsed      uint64          `json:"gasUsed"`
-	BuilderFee  *big.Int        `json:"builderFee"`
+	GasFee       *big.Int        `json:"gasFee"`
+	BuilderFee   *big.Int        `json:"builderFee"`
 
 	hash atomic.Value
 }
@@ -154,13 +164,14 @@ func (b *RawBid) Hash() common.Hash {
 
 // Bid represents a bid.
 type Bid struct {
-	Builder     common.Address
+	Builder      common.Address
-	BlockNumber uint64
+	BlockNumber  uint64
-	ParentHash  common.Hash
+	ParentHash   common.Hash
-	Txs         Transactions
+	Txs          Transactions
-	GasUsed     uint64
+	UnRevertible mapset.Set[common.Hash]
-	GasFee      *big.Int
+	GasUsed      uint64
-	BuilderFee  *big.Int
+	GasFee       *big.Int
+	BuilderFee   *big.Int
 
 	rawBid RawBid
 }

core/vm/contracts.go

@@ -36,6 +36,7 @@ import (
 	"github.com/ethereum/go-ethereum/crypto/bn256"
 	"github.com/ethereum/go-ethereum/crypto/kzg4844"
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
+	"github.com/ethereum/go-ethereum/crypto/secp256r1"
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/params"
 	"github.com/ethereum/go-ethereum/rlp"
@@ -247,6 +248,36 @@ var PrecompiledContractsCancun = map[common.Address]PrecompiledContract{
 	common.BytesToAddress([]byte{105}): &secp256k1SignatureRecover{},
 }
 
+// PrecompiledContractsHaber contains the default set of pre-compiled Ethereum
+// contracts used in the Haber release.
+var PrecompiledContractsHaber = map[common.Address]PrecompiledContract{
+	common.BytesToAddress([]byte{1}):    &ecrecover{},
+	common.BytesToAddress([]byte{2}):    &sha256hash{},
+	common.BytesToAddress([]byte{3}):    &ripemd160hash{},
+	common.BytesToAddress([]byte{4}):    &dataCopy{},
+	common.BytesToAddress([]byte{5}):    &bigModExp{eip2565: true},
+	common.BytesToAddress([]byte{6}):    &bn256AddIstanbul{},
+	common.BytesToAddress([]byte{7}):    &bn256ScalarMulIstanbul{},
+	common.BytesToAddress([]byte{8}):    &bn256PairingIstanbul{},
+	common.BytesToAddress([]byte{9}):    &blake2F{},
+	common.BytesToAddress([]byte{0x0a}): &kzgPointEvaluation{},
+
+	common.BytesToAddress([]byte{100}): &tmHeaderValidate{},
+	common.BytesToAddress([]byte{101}): &iavlMerkleProofValidatePlato{},
+	common.BytesToAddress([]byte{102}): &blsSignatureVerify{},
+	common.BytesToAddress([]byte{103}): &cometBFTLightBlockValidateHertz{},
+	common.BytesToAddress([]byte{104}): &verifyDoubleSignEvidence{},
+	common.BytesToAddress([]byte{105}): &secp256k1SignatureRecover{},
+
+	common.BytesToAddress([]byte{0x01, 0x00}): &p256Verify{},
+}
+
+// PrecompiledContractsP256Verify contains the precompiled Ethereum
+// contract specified in EIP-7212. This is exported for testing purposes.
+var PrecompiledContractsP256Verify = map[common.Address]PrecompiledContract{
+	common.BytesToAddress([]byte{0x01, 0x00}): &p256Verify{},
+}
+
 // PrecompiledContractsBLS contains the set of pre-compiled Ethereum
 // contracts specified in EIP-2537. These are exported for testing purposes.
 var PrecompiledContractsBLS = map[common.Address]PrecompiledContract{
@@ -262,6 +293,7 @@ var PrecompiledContractsBLS = map[common.Address]PrecompiledContract{
 }
 
 var (
+	PrecompiledAddressesHaber     []common.Address
 	PrecompiledAddressesCancun    []common.Address
 	PrecompiledAddressesFeynman   []common.Address
 	PrecompiledAddressesHertz     []common.Address
@@ -313,11 +345,16 @@ func init() {
 	for k := range PrecompiledContractsCancun {
 		PrecompiledAddressesCancun = append(PrecompiledAddressesCancun, k)
 	}
+	for k := range PrecompiledContractsHaber {
+		PrecompiledAddressesHaber = append(PrecompiledAddressesHaber, k)
+	}
 }
 
 // ActivePrecompiles returns the precompiles enabled with the current configuration.
 func ActivePrecompiles(rules params.Rules) []common.Address {
 	switch {
+	case rules.IsHaber:
+		return PrecompiledAddressesHaber
 	case rules.IsCancun:
 		return PrecompiledAddressesCancun
 	case rules.IsFeynman:
@@ -1389,6 +1426,40 @@ func kZGToVersionedHash(kzg kzg4844.Commitment) common.Hash {
 	return h
 }
 
+// P256VERIFY (secp256r1 signature verification)
+// implemented as a native contract
+type p256Verify struct{}
+
+// RequiredGas returns the gas required to execute the precompiled contract
+func (c *p256Verify) RequiredGas(input []byte) uint64 {
+	return params.P256VerifyGas
+}
+
+// Run executes the precompiled contract with given 160 bytes of param, returning the output and the used gas
+func (c *p256Verify) Run(input []byte) ([]byte, error) {
+	// Required input length is 160 bytes
+	const p256VerifyInputLength = 160
+	// Check the input length
+	if len(input) != p256VerifyInputLength {
+		// Input length is invalid
+		return nil, nil
+	}
+
+	// Extract the hash, r, s, x, y from the input
+	hash := input[0:32]
+	r, s := new(big.Int).SetBytes(input[32:64]), new(big.Int).SetBytes(input[64:96])
+	x, y := new(big.Int).SetBytes(input[96:128]), new(big.Int).SetBytes(input[128:160])
+
+	// Verify the secp256r1 signature
+	if secp256r1.Verify(hash, r, s, x, y) {
+		// Signature is valid
+		return common.LeftPadBytes(common.Big1.Bytes(), 32), nil
+	} else {
+		// Signature is invalid
+		return nil, nil
+	}
+}
+
 // verifyDoubleSignEvidence implements bsc header verification precompile.
 type verifyDoubleSignEvidence struct{}
 

core/vm/contracts_test.go

@@ -46,17 +46,19 @@ type precompiledFailureTest struct {
 // allPrecompiles does not map to the actual set of precompiles, as it also contains
 // repriced versions of precompiles at certain slots
 var allPrecompiles = map[common.Address]PrecompiledContract{
-	common.BytesToAddress([]byte{1}):          &ecrecover{},
+	common.BytesToAddress([]byte{1}):    &ecrecover{},
-	common.BytesToAddress([]byte{2}):          &sha256hash{},
+	common.BytesToAddress([]byte{2}):    &sha256hash{},
-	common.BytesToAddress([]byte{3}):          &ripemd160hash{},
+	common.BytesToAddress([]byte{3}):    &ripemd160hash{},
-	common.BytesToAddress([]byte{4}):          &dataCopy{},
+	common.BytesToAddress([]byte{4}):    &dataCopy{},
-	common.BytesToAddress([]byte{5}):          &bigModExp{eip2565: false},
+	common.BytesToAddress([]byte{5}):    &bigModExp{eip2565: false},
-	common.BytesToAddress([]byte{0xf5}):       &bigModExp{eip2565: true},
+	common.BytesToAddress([]byte{0xf5}): &bigModExp{eip2565: true},
-	common.BytesToAddress([]byte{6}):          &bn256AddIstanbul{},
+	common.BytesToAddress([]byte{6}):    &bn256AddIstanbul{},
-	common.BytesToAddress([]byte{7}):          &bn256ScalarMulIstanbul{},
+	common.BytesToAddress([]byte{7}):    &bn256ScalarMulIstanbul{},
-	common.BytesToAddress([]byte{8}):          &bn256PairingIstanbul{},
+	common.BytesToAddress([]byte{8}):    &bn256PairingIstanbul{},
-	common.BytesToAddress([]byte{9}):          &blake2F{},
+	common.BytesToAddress([]byte{9}):    &blake2F{},
-	common.BytesToAddress([]byte{0x0a}):       &kzgPointEvaluation{},
+	common.BytesToAddress([]byte{0x0a}): &kzgPointEvaluation{},
+
+	common.BytesToAddress([]byte{0x01, 0x00}): &p256Verify{},
 	common.BytesToAddress([]byte{0x0f, 0x0a}): &bls12381G1Add{},
 	common.BytesToAddress([]byte{0x0f, 0x0b}): &bls12381G1Mul{},
 	common.BytesToAddress([]byte{0x0f, 0x0c}): &bls12381G1MultiExp{},
@@ -407,6 +409,18 @@ func BenchmarkPrecompiledBLS12381G2MultiExpWorstCase(b *testing.B) {
 	benchmarkPrecompiled("0f", testcase, b)
 }
 
+// Benchmarks the sample inputs from the P256VERIFY precompile.
+func BenchmarkPrecompiledP256Verify(bench *testing.B) {
+	t := precompiledTest{
+		Input:    "4cee90eb86eaa050036147a12d49004b6b9c72bd725d39d4785011fe190f0b4da73bd4903f0ce3b639bbbf6e8e80d16931ff4bcf5993d58468e8fb19086e8cac36dbcd03009df8c59286b162af3bd7fcc0450c9aa81be5d10d312af6c66b1d604aebd3099c618202fcfe16ae7770b0c49ab5eadf74b754204a3bb6060e44eff37618b065f9832de4ca6ca971a7a1adc826d0f7c00181a5fb2ddf79ae00b4e10e",
+		Expected: "0000000000000000000000000000000000000000000000000000000000000001",
+		Name:     "p256Verify",
+	}
+	benchmarkPrecompiled("100", t, bench)
+}
+
+func TestPrecompiledP256Verify(t *testing.T) { testJson("p256Verify", "100", t) }
+
 func TestDoubleSignSlash(t *testing.T) {
 	tc := precompiledTest{
 		Input:    "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",

core/vm/evm.go

@@ -48,6 +48,8 @@ type (
 func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) {
 	var precompiles map[common.Address]PrecompiledContract
 	switch {
+	case evm.chainRules.IsHaber:
+		precompiles = PrecompiledContractsHaber
 	case evm.chainRules.IsCancun:
 		precompiles = PrecompiledContractsCancun
 	case evm.chainRules.IsFeynman:

crypto/secp256r1/publickey.go

@@ -0,0 +1,21 @@
+package secp256r1
+
+import (
+	"crypto/ecdsa"
+	"crypto/elliptic"
+	"math/big"
+)
+
+// Generates appropriate public key format from given coordinates
+func newPublicKey(x, y *big.Int) *ecdsa.PublicKey {
+	// Check if the given coordinates are valid
+	if x == nil || y == nil || !elliptic.P256().IsOnCurve(x, y) {
+		return nil
+	}
+
+	return &ecdsa.PublicKey{
+		Curve: elliptic.P256(),
+		X:     x,
+		Y:     y,
+	}
+}

crypto/secp256r1/verifier.go

@@ -0,0 +1,22 @@
+package secp256r1
+
+import (
+	"crypto/ecdsa"
+	"math/big"
+)
+
+// Verify verifies the given signature (r, s) for the given hash and public key (x, y).
+// It returns true if the signature is valid, false otherwise.
+func Verify(hash []byte, r, s, x, y *big.Int) bool {
+	// Create the public key format
+	publicKey := newPublicKey(x, y)
+
+	// Check if they are invalid public key coordinates
+	if publicKey == nil {
+		return false
+	}
+
+	// Verify the signature with the public key,
+	// then return true if it's valid, false otherwise
+	return ecdsa.Verify(publicKey, hash, r, s)
+}

eth/api_admin.go

@@ -24,7 +24,6 @@ import (
 	"os"
 	"strings"
 
-	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/rlp"
@@ -142,31 +141,3 @@ func (api *AdminAPI) ImportChain(file string) (bool, error) {
 	}
 	return true, nil
 }
-
-// MevRunning returns true if the validator accept bids from builder
-func (api *AdminAPI) MevRunning() bool {
-	return api.eth.APIBackend.MevRunning()
-}
-
-// StartMev starts mev. It notifies the miner to start to receive bids.
-func (api *AdminAPI) StartMev() {
-	api.eth.APIBackend.StartMev()
-}
-
-// StopMev stops mev. It notifies the miner to stop receiving bids from this moment,
-// but the bids before this moment would still been taken into consideration by mev.
-func (api *AdminAPI) StopMev() {
-	api.eth.APIBackend.StopMev()
-}
-
-// AddBuilder adds a builder to the bid simulator.
-// url is the endpoint of the builder, for example, "https://mev-builder.amazonaws.com",
-// if validator is equipped with sentry, ignore the url.
-func (api *AdminAPI) AddBuilder(builder common.Address, url string) error {
-	return api.eth.APIBackend.AddBuilder(builder, url)
-}
-
-// RemoveBuilder removes a builder from the bid simulator.
-func (api *AdminAPI) RemoveBuilder(builder common.Address) error {
-	return api.eth.APIBackend.RemoveBuilder(builder)
-}

eth/api_miner.go

@@ -89,3 +89,31 @@ func (api *MinerAPI) SetEtherbase(etherbase common.Address) bool {
 func (api *MinerAPI) SetRecommitInterval(interval int) {
 	api.e.Miner().SetRecommitInterval(time.Duration(interval) * time.Millisecond)
 }
+
+// MevRunning returns true if the validator accept bids from builder
+func (api *MinerAPI) MevRunning() bool {
+	return api.e.APIBackend.MevRunning()
+}
+
+// StartMev starts mev. It notifies the miner to start to receive bids.
+func (api *MinerAPI) StartMev() {
+	api.e.APIBackend.StartMev()
+}
+
+// StopMev stops mev. It notifies the miner to stop receiving bids from this moment,
+// but the bids before this moment would still been taken into consideration by mev.
+func (api *MinerAPI) StopMev() {
+	api.e.APIBackend.StopMev()
+}
+
+// AddBuilder adds a builder to the bid simulator.
+// url is the endpoint of the builder, for example, "https://mev-builder.amazonaws.com",
+// if validator is equipped with sentry, ignore the url.
+func (api *MinerAPI) AddBuilder(builder common.Address, url string) error {
+	return api.e.APIBackend.AddBuilder(builder, url)
+}
+
+// RemoveBuilder removes a builder from the bid simulator.
+func (api *MinerAPI) RemoveBuilder(builder common.Address) error {
+	return api.e.APIBackend.RemoveBuilder(builder)
+}

eth/backend.go

@@ -183,6 +183,10 @@ func New(stack *node.Node, config *ethconfig.Config) (*Ethereum, error) {
 		chainConfig.CancunTime = config.OverrideCancun
 		overrides.OverrideCancun = config.OverrideCancun
 	}
+	if config.OverrideHaber != nil {
+		chainConfig.HaberTime = config.OverrideHaber
+		overrides.OverrideHaber = config.OverrideHaber
+	}
 	if config.OverrideVerkle != nil {
 		chainConfig.VerkleTime = config.OverrideVerkle
 		overrides.OverrideVerkle = config.OverrideVerkle
@@ -310,6 +314,7 @@ func New(stack *node.Node, config *ethconfig.Config) (*Ethereum, error) {
 	// Permit the downloader to use the trie cache allowance during fast sync
 	cacheLimit := cacheConfig.TrieCleanLimit + cacheConfig.TrieDirtyLimit + cacheConfig.SnapshotLimit
 	if eth.handler, err = newHandler(&handlerConfig{
+		NodeID:                 eth.p2pServer.Self().ID(),
 		Database:               chainDb,
 		Chain:                  eth.blockchain,
 		TxPool:                 eth.txPool,

eth/ethconfig/config.go

@@ -191,6 +191,9 @@ type Config struct {
 	// OverrideCancun (TODO: remove after the fork)
 	OverrideCancun *uint64 `toml:",omitempty"`
 
+	// OverrideHaber (TODO: remove after the fork)
+	OverrideHaber *uint64 `toml:",omitempty"`
+
 	// OverrideVerkle (TODO: remove after the fork)
 	OverrideVerkle *uint64 `toml:",omitempty"`
 

eth/ethconfig/gen_config.go

@@ -71,6 +71,7 @@ func (c Config) MarshalTOML() (interface{}, error) {
 		RPCEVMTimeout           time.Duration
 		RPCTxFeeCap             float64
 		OverrideCancun          *uint64 `toml:",omitempty"`
+		OverrideHaber           *uint64 `toml:",omitempty"`
 		OverrideVerkle          *uint64 `toml:",omitempty"`
 		BlobExtraReserve        uint64
 	}
@@ -129,6 +130,7 @@ func (c Config) MarshalTOML() (interface{}, error) {
 	enc.RPCEVMTimeout = c.RPCEVMTimeout
 	enc.RPCTxFeeCap = c.RPCTxFeeCap
 	enc.OverrideCancun = c.OverrideCancun
+	enc.OverrideHaber = c.OverrideHaber
 	enc.OverrideVerkle = c.OverrideVerkle
 	enc.BlobExtraReserve = c.BlobExtraReserve
 	return &enc, nil
@@ -191,6 +193,7 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
 		RPCEVMTimeout           *time.Duration
 		RPCTxFeeCap             *float64
 		OverrideCancun          *uint64 `toml:",omitempty"`
+		OverrideHaber           *uint64 `toml:",omitempty"`
 		OverrideVerkle          *uint64 `toml:",omitempty"`
 		BlobExtraReserve        *uint64
 	}
@@ -360,6 +363,9 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
 	if dec.OverrideCancun != nil {
 		c.OverrideCancun = dec.OverrideCancun
 	}
+	if dec.OverrideHaber != nil {
+		c.OverrideHaber = dec.OverrideHaber
+	}
 	if dec.OverrideVerkle != nil {
 		c.OverrideVerkle = dec.OverrideVerkle
 	}

eth/handler.go

@@ -34,6 +34,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/rawdb"
 	"github.com/ethereum/go-ethereum/core/txpool"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/eth/downloader"
 	"github.com/ethereum/go-ethereum/eth/fetcher"
 	"github.com/ethereum/go-ethereum/eth/protocols/bsc"
@@ -45,6 +46,8 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/metrics"
 	"github.com/ethereum/go-ethereum/p2p"
+	"github.com/ethereum/go-ethereum/p2p/enode"
+	"golang.org/x/crypto/sha3"
 )
 
 const (
@@ -111,6 +114,7 @@ type votePool interface {
 // handlerConfig is the collection of initialization parameters to create a full
 // node network handler.
 type handlerConfig struct {
+	NodeID                 enode.ID         // P2P node ID used for tx propagation topology
 	Database               ethdb.Database   // Database for direct sync insertions
 	Chain                  *core.BlockChain // Blockchain to serve data from
 	TxPool                 txPool           // Transaction pool to propagate from
@@ -127,6 +131,7 @@ type handlerConfig struct {
 }
 
 type handler struct {
+	nodeID                 enode.ID
 	networkID              uint64
 	forkFilter             forkid.Filter // Fork ID filter, constant across the lifetime of the node
 	disablePeerTxBroadcast bool
@@ -184,6 +189,7 @@ func newHandler(config *handlerConfig) (*handler, error) {
 		config.PeerSet = newPeerSet() // Nicety initialization for tests
 	}
 	h := &handler{
+		nodeID:                 config.NodeID,
 		networkID:              config.Network,
 		forkFilter:             forkid.NewFilter(config.Chain),
 		disablePeerTxBroadcast: config.DisablePeerTxBroadcast,
@@ -852,25 +858,54 @@ func (h *handler) BroadcastTransactions(txs types.Transactions) {
 		annos = make(map[*ethPeer][]common.Hash) // Set peer->hash to announce
 	)
 	// Broadcast transactions to a batch of peers not knowing about it
-	for _, tx := range txs {
+	direct := big.NewInt(int64(math.Sqrt(float64(h.peers.len())))) // Approximate number of peers to broadcast to
-		peers := h.peers.peersWithoutTransaction(tx.Hash())
+	if direct.BitLen() == 0 {
+		direct = big.NewInt(1)
+	}
+	total := new(big.Int).Exp(direct, big.NewInt(2), nil) // Stabilise total peer count a bit based on sqrt peers
 
-		var numDirect int
+	var (
+		signer = types.LatestSignerForChainID(h.chain.Config().ChainID) // Don't care about chain status, we just need *a* sender
+		hasher = sha3.NewLegacyKeccak256().(crypto.KeccakState)
+		hash   = make([]byte, 32)
+	)
+	for _, tx := range txs {
+		var maybeDirect bool
 		switch {
 		case tx.Type() == types.BlobTxType:
 			blobTxs++
 		case tx.Size() > txMaxBroadcastSize:
 			largeTxs++
 		default:
-			numDirect = int(math.Sqrt(float64(len(peers))))
+			maybeDirect = true
 		}
-		// Send the tx unconditionally to a subset of our peers
+		// Send the transaction (if it's small enough) directly to a subset of
-		for _, peer := range peers[:numDirect] {
+		// the peers that have not received it yet, ensuring that the flow of
-			txset[peer] = append(txset[peer], tx.Hash())
+		// transactions is groupped by account to (try and) avoid nonce gaps.
-		}
+		//
-		// For the remaining peers, send announcement only
+		// To do this, we hash the local enode IW with together with a peer's
-		for _, peer := range peers[numDirect:] {
+		// enode ID together with the transaction sender and broadcast if
-			annos[peer] = append(annos[peer], tx.Hash())
+		// `sha(self, peer, sender) mod peers < sqrt(peers)`.
+		for _, peer := range h.peers.peersWithoutTransaction(tx.Hash()) {
+			var broadcast bool
+			if maybeDirect {
+				hasher.Reset()
+				hasher.Write(h.nodeID.Bytes())
+				hasher.Write(peer.Node().ID().Bytes())
+
+				from, _ := types.Sender(signer, tx) // Ignore error, we only use the addr as a propagation target splitter
+				hasher.Write(from.Bytes())
+
+				hasher.Read(hash)
+				if new(big.Int).Mod(new(big.Int).SetBytes(hash), total).Cmp(direct) < 0 {
+					broadcast = true
+				}
+			}
+			if broadcast {
+				txset[peer] = append(txset[peer], tx.Hash())
+			} else {
+				annos[peer] = append(annos[peer], tx.Hash())
+			}
 		}
 	}
 	for peer, hashes := range txset {

ethclient/ethclient.go

@@ -131,9 +131,9 @@ func (ec *Client) BlockReceipts(ctx context.Context, blockNrOrHash rpc.BlockNumb
 }
 
 // BlobSidecars return the Sidecars of a given block number or hash.
-func (ec *Client) BlobSidecars(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash, fullBlob bool) ([]*types.BlobTxSidecar, error) {
+func (ec *Client) BlobSidecars(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) ([]*types.BlobTxSidecar, error) {
 	var r []*types.BlobTxSidecar
-	err := ec.c.CallContext(ctx, &r, "eth_getBlobSidecars", blockNrOrHash.String(), fullBlob)
+	err := ec.c.CallContext(ctx, &r, "eth_getBlobSidecars", blockNrOrHash.String(), true)
 	if err == nil && r == nil {
 		return nil, ethereum.NotFound
 	}
@@ -141,9 +141,9 @@ func (ec *Client) BlobSidecars(ctx context.Context, blockNrOrHash rpc.BlockNumbe
 }
 
 // BlobSidecarByTxHash return a sidecar of a given blob transaction
-func (ec *Client) BlobSidecarByTxHash(ctx context.Context, hash common.Hash, fullBlob bool) (*types.BlobTxSidecar, error) {
+func (ec *Client) BlobSidecarByTxHash(ctx context.Context, hash common.Hash) (*types.BlobTxSidecar, error) {
 	var r *types.BlobTxSidecar
-	err := ec.c.CallContext(ctx, &r, "eth_getBlockSidecarByTxHash", hash, fullBlob)
+	err := ec.c.CallContext(ctx, &r, "eth_getBlockSidecarByTxHash", hash, true)
 	if err == nil && r == nil {
 		return nil, ethereum.NotFound
 	}

internal/ethapi/api.go

@@ -1010,7 +1010,11 @@ func (s *BlockChainAPI) GetBlockReceipts(ctx context.Context, blockNrOrHash rpc.
 	return result, nil
 }
 
-func (s *BlockChainAPI) GetBlobSidecars(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash, fullBlob bool) ([]map[string]interface{}, error) {
+func (s *BlockChainAPI) GetBlobSidecars(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash, fullBlob *bool) ([]map[string]interface{}, error) {
+	showBlob := true
+	if fullBlob != nil {
+		showBlob = *fullBlob
+	}
 	header, err := s.b.HeaderByNumberOrHash(ctx, blockNrOrHash)
 	if header == nil || err != nil {
 		// When the block doesn't exist, the RPC method should return JSON null
@@ -1023,12 +1027,16 @@ func (s *BlockChainAPI) GetBlobSidecars(ctx context.Context, blockNrOrHash rpc.B
 	}
 	result := make([]map[string]interface{}, len(blobSidecars))
 	for i, sidecar := range blobSidecars {
-		result[i] = marshalBlobSidecar(sidecar, fullBlob)
+		result[i] = marshalBlobSidecar(sidecar, showBlob)
 	}
 	return result, nil
 }
 
-func (s *BlockChainAPI) GetBlobSidecarByTxHash(ctx context.Context, hash common.Hash, fullBlob bool) (map[string]interface{}, error) {
+func (s *BlockChainAPI) GetBlobSidecarByTxHash(ctx context.Context, hash common.Hash, fullBlob *bool) (map[string]interface{}, error) {
+	showBlob := true
+	if fullBlob != nil {
+		showBlob = *fullBlob
+	}
 	txTarget, blockHash, _, Index := rawdb.ReadTransaction(s.b.ChainDb(), hash)
 	if txTarget == nil {
 		return nil, nil
@@ -1045,7 +1053,7 @@ func (s *BlockChainAPI) GetBlobSidecarByTxHash(ctx context.Context, hash common.
 	}
 	for _, sidecar := range blobSidecars {
 		if sidecar.TxIndex == Index {
-			return marshalBlobSidecar(sidecar, fullBlob), nil
+			return marshalBlobSidecar(sidecar, showBlob), nil
 		}
 	}
 

internal/ethapi/api_test.go

@@ -2204,7 +2204,7 @@ func TestRPCGetBlobSidecars(t *testing.T) {
 			result interface{}
 			err    error
 		)
-		result, err = api.GetBlobSidecars(context.Background(), tt.test, tt.fullBlob)
+		result, err = api.GetBlobSidecars(context.Background(), tt.test, &tt.fullBlob)
 		if err != nil {
 			t.Errorf("test %d: want no error, have %v", i, err)
 			continue
@@ -2254,7 +2254,7 @@ func TestGetBlobSidecarByTxHash(t *testing.T) {
 			fullBlob: true,
 			file:     "block-with-blobSidecars",
 		},
-		// 4. block show part blobs
+		// 5. block show part blobs
 		{
 			test:     txHashs[6],
 			fullBlob: false,
@@ -2267,7 +2267,7 @@ func TestGetBlobSidecarByTxHash(t *testing.T) {
 			result interface{}
 			err    error
 		)
-		result, err = api.GetBlobSidecarByTxHash(context.Background(), tt.test, tt.fullBlob)
+		result, err = api.GetBlobSidecarByTxHash(context.Background(), tt.test, &tt.fullBlob)
 		if err != nil {
 			t.Errorf("test %d: want no error, have %v", i, err)
 			continue

internal/web3ext/web3ext.go

@@ -659,6 +659,30 @@ web3._extend({
 			name: 'stop',
 			call: 'miner_stop'
 		}),
+		new web3._extend.Method({
+			name: 'mevRunning',
+			call: 'miner_mevRunning'
+		}),
+		new web3._extend.Method({
+			name: 'startMev',
+			call: 'miner_startMev'
+		}),
+		new web3._extend.Method({
+			name: 'stopMev',
+			call: 'miner_stopMev'
+		}),
+		new web3._extend.Method({
+			name: 'addBuilder',
+			call: 'miner_addBuilder',
+			params: 2,
+			inputFormatter: [web3._extend.formatters.inputAddressFormatter, null]
+		}),
+		new web3._extend.Method({
+			name: 'removeBuilder',
+			call: 'miner_removeBuilder',
+			params: 1,
+			inputFormatter: [web3._extend.formatters.inputAddressFormatter]
+		}),
 		new web3._extend.Method({
 			name: 'setEtherbase',
 			call: 'miner_setEtherbase',

miner/bid_simulator.go

@@ -78,6 +78,7 @@ type simBidReq struct {
 type bidSimulator struct {
 	config        *MevConfig
 	delayLeftOver time.Duration
+	minGasPrice   *big.Int
 	chain         *core.BlockChain
 	chainConfig   *params.ChainConfig
 	engine        consensus.Engine
@@ -114,6 +115,7 @@ type bidSimulator struct {
 func newBidSimulator(
 	config *MevConfig,
 	delayLeftOver time.Duration,
+	minGasPrice *big.Int,
 	chain *core.BlockChain,
 	chainConfig *params.ChainConfig,
 	engine consensus.Engine,
@@ -122,6 +124,7 @@ func newBidSimulator(
 	b := &bidSimulator{
 		config:        config,
 		delayLeftOver: delayLeftOver,
+		minGasPrice:   minGasPrice,
 		chain:         chain,
 		chainConfig:   chainConfig,
 		engine:        engine,
@@ -592,6 +595,7 @@ func (b *bidSimulator) simBid(interruptCh chan int32, bidRuntime *BidRuntime) {
 		return
 	}
 
+	// commit transactions in bid
 	for _, tx := range bidRuntime.bid.Txs {
 		select {
 		case <-interruptCh:
@@ -609,7 +613,7 @@ func (b *bidSimulator) simBid(interruptCh chan int32, bidRuntime *BidRuntime) {
 			break
 		}
 
-		err = bidRuntime.commitTransaction(b.chain, b.chainConfig, tx)
+		err = bidRuntime.commitTransaction(b.chain, b.chainConfig, tx, bidRuntime.bid.UnRevertible.Contains(tx.Hash()))
 		if err != nil {
 			log.Error("BidSimulator: failed to commit tx", "bidHash", bidRuntime.bid.Hash(), "tx", tx.Hash(), "err", err)
 			err = fmt.Errorf("invalid tx in bid, %v", err)
@@ -617,15 +621,32 @@ func (b *bidSimulator) simBid(interruptCh chan int32, bidRuntime *BidRuntime) {
 		}
 	}
 
-	bidRuntime.packReward(b.config.ValidatorCommission)
+	// check if bid reward is valid
-
+	{
-	// return if bid is invalid, reportIssue issue to mev-sentry/builder if simulation is fully done
+		bidRuntime.packReward(b.config.ValidatorCommission)
-	if !bidRuntime.validReward() {
+		if !bidRuntime.validReward() {
-		err = errors.New("reward does not achieve the expectation")
+			err = errors.New("reward does not achieve the expectation")
-		return
+			return
+		}
 	}
 
-	// fill transactions from mempool
+	// check if bid gas price is lower than min gas price
+	{
+		bidGasUsed := uint64(0)
+		bidGasFee := bidRuntime.env.state.GetBalance(consensus.SystemAddress)
+
+		for _, receipt := range bidRuntime.env.receipts {
+			bidGasUsed += receipt.GasUsed
+		}
+
+		bidGasPrice := new(big.Int).Div(bidGasFee.ToBig(), new(big.Int).SetUint64(bidGasUsed))
+		if bidGasPrice.Cmp(b.minGasPrice) < 0 {
+			err = errors.New("bid gas price is lower than min gas price")
+			return
+		}
+	}
+
+	// if enable greedy merge, fill bid env with transactions from mempool
 	if b.config.GreedyMergeTx {
 		delay := b.engine.Delay(b.chain, bidRuntime.env.header, &b.delayLeftOver)
 		if delay != nil && *delay > 0 {
@@ -645,8 +666,9 @@ func (b *bidSimulator) simBid(interruptCh chan int32, bidRuntime *BidRuntime) {
 		}
 	}
 
+	// commit payBidTx at the end of the block
 	bidRuntime.env.gasPool.AddGas(params.PayBidTxGasLimit)
-	err = bidRuntime.commitTransaction(b.chain, b.chainConfig, payBidTx)
+	err = bidRuntime.commitTransaction(b.chain, b.chainConfig, payBidTx, true)
 	if err != nil {
 		log.Error("BidSimulator: failed to commit tx", "builder", bidRuntime.bid.Builder,
 			"bidHash", bidRuntime.bid.Hash(), "tx", payBidTx.Hash(), "err", err)
@@ -727,12 +749,10 @@ func (r *BidRuntime) packReward(validatorCommission uint64) {
 	r.packedValidatorReward.Sub(r.packedValidatorReward, r.bid.BuilderFee)
 }
 
-func (r *BidRuntime) commitTransaction(chain *core.BlockChain, chainConfig *params.ChainConfig, tx *types.Transaction) error {
+func (r *BidRuntime) commitTransaction(chain *core.BlockChain, chainConfig *params.ChainConfig, tx *types.Transaction, unRevertible bool) error {
 	var (
-		env  = r.env
+		env = r.env
-		snap = env.state.Snapshot()
+		sc  *types.BlobSidecar
-		gp   = env.gasPool.Gas()
-		sc   *types.BlobSidecar
 	)
 
 	// Start executing the transaction
@@ -755,9 +775,9 @@ func (r *BidRuntime) commitTransaction(chain *core.BlockChain, chainConfig *para
 	receipt, err := core.ApplyTransaction(chainConfig, chain, &env.coinbase, env.gasPool, env.state, env.header, tx,
 		&env.header.GasUsed, *chain.GetVMConfig(), core.NewReceiptBloomGenerator())
 	if err != nil {
-		env.state.RevertToSnapshot(snap)
-		env.gasPool.SetGas(gp)
 		return err
+	} else if unRevertible && receipt.Status == types.ReceiptStatusFailed {
+		return errors.New("no revertible transaction failed")
 	}
 
 	if tx.Type() == types.BlobTxType {

miner/miner.go

@@ -102,7 +102,7 @@ func New(eth Backend, config *Config, chainConfig *params.ChainConfig, mux *even
 		worker:  newWorker(config, chainConfig, engine, eth, mux, isLocalBlock, false),
 	}
 
-	miner.bidSimulator = newBidSimulator(&config.Mev, config.DelayLeftOver, eth.BlockChain(), chainConfig, engine, miner.worker)
+	miner.bidSimulator = newBidSimulator(&config.Mev, config.DelayLeftOver, config.GasPrice, eth.BlockChain(), chainConfig, engine, miner.worker)
 	miner.worker.setBestBidFetcher(miner.bidSimulator)
 
 	miner.wg.Add(1)

params/config.go

@@ -152,6 +152,7 @@ var (
 		FeynmanTime:         newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
 		FeynmanFixTime:      newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
 		CancunTime:          newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
+		HaberTime:           newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
 
 		Parlia: &ParliaConfig{
 			Period: 3,
@@ -190,6 +191,7 @@ var (
 		FeynmanTime:         newUint64(1710136800), // 2024-03-11 6:00:00 AM UTC
 		FeynmanFixTime:      newUint64(1711342800), // 2024-03-25 5:00:00 AM UTC
 		CancunTime:          newUint64(1713330442), // 2024-04-17 05:07:22 AM UTC
+		HaberTime:           newUint64(1716962820), // 2024-05-29 06:07:00 AM UTC
 
 		Parlia: &ParliaConfig{
 			Period: 3,
@@ -229,6 +231,7 @@ var (
 		FeynmanTime:         newUint64(0),
 		FeynmanFixTime:      newUint64(0),
 		CancunTime:          newUint64(0),
+		HaberTime:           newUint64(0),
 
 		Parlia: &ParliaConfig{
 			Period: 3,
@@ -267,6 +270,7 @@ var (
 		FeynmanTime:         newUint64(0),
 		FeynmanFixTime:      newUint64(0),
 		CancunTime:          newUint64(0),
+
 		Parlia: &ParliaConfig{
 			Period: 3,
 			Epoch:  200,
@@ -504,6 +508,7 @@ type ChainConfig struct {
 	FeynmanTime    *uint64 `json:"feynmanTime,omitempty"`    // Feynman switch time (nil = no fork, 0 = already activated)
 	FeynmanFixTime *uint64 `json:"feynmanFixTime,omitempty"` // FeynmanFix switch time (nil = no fork, 0 = already activated)
 	CancunTime     *uint64 `json:"cancunTime,omitempty"`     // Cancun switch time (nil = no fork, 0 = already on cancun)
+	HaberTime      *uint64 `json:"haberTime,omitempty"`      // Haber switch time (nil = no fork, 0 = already on haber)
 	PragueTime     *uint64 `json:"pragueTime,omitempty"`     // Prague switch time (nil = no fork, 0 = already on prague)
 	VerkleTime     *uint64 `json:"verkleTime,omitempty"`     // Verkle switch time (nil = no fork, 0 = already on verkle)
 
@@ -609,7 +614,12 @@ func (c *ChainConfig) String() string {
 		CancunTime = big.NewInt(0).SetUint64(*c.CancunTime)
 	}
 
-	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Ramanujan: %v, Niels: %v, MirrorSync: %v, Bruno: %v, Berlin: %v, YOLO v3: %v, CatalystBlock: %v, London: %v, ArrowGlacier: %v, MergeFork:%v, Euler: %v, Gibbs: %v, Nano: %v, Moran: %v, Planck: %v,Luban: %v, Plato: %v, Hertz: %v, Hertzfix: %v, ShanghaiTime: %v, KeplerTime: %v, FeynmanTime: %v, FeynmanFixTime: %v, CancunTime: %v, Engine: %v}",
+	var HaberTime *big.Int
+	if c.HaberTime != nil {
+		HaberTime = big.NewInt(0).SetUint64(*c.HaberTime)
+	}
+
+	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Ramanujan: %v, Niels: %v, MirrorSync: %v, Bruno: %v, Berlin: %v, YOLO v3: %v, CatalystBlock: %v, London: %v, ArrowGlacier: %v, MergeFork:%v, Euler: %v, Gibbs: %v, Nano: %v, Moran: %v, Planck: %v,Luban: %v, Plato: %v, Hertz: %v, Hertzfix: %v, ShanghaiTime: %v, KeplerTime: %v, FeynmanTime: %v, FeynmanFixTime: %v, CancunTime: %v, HaberTime: %v, Engine: %v}",
 		c.ChainID,
 		c.HomesteadBlock,
 		c.DAOForkBlock,
@@ -646,6 +656,7 @@ func (c *ChainConfig) String() string {
 		FeynmanTime,
 		FeynmanFixTime,
 		CancunTime,
+		HaberTime,
 		engine,
 	)
 }
@@ -913,6 +924,11 @@ func (c *ChainConfig) IsCancun(num *big.Int, time uint64) bool {
 	return c.IsLondon(num) && isTimestampForked(c.CancunTime, time)
 }
 
+// IsHaber returns whether time is either equal to the Haber fork time or greater.
+func (c *ChainConfig) IsHaber(num *big.Int, time uint64) bool {
+	return c.IsLondon(num) && isTimestampForked(c.HaberTime, time)
+}
+
 // IsPrague returns whether num is either equal to the Prague fork time or greater.
 func (c *ChainConfig) IsPrague(num *big.Int, time uint64) bool {
 	return c.IsLondon(num) && isTimestampForked(c.PragueTime, time)
@@ -976,6 +992,7 @@ func (c *ChainConfig) CheckConfigForkOrder() error {
 		{name: "feynmanTime", timestamp: c.FeynmanTime},
 		{name: "feynmanFixTime", timestamp: c.FeynmanFixTime},
 		{name: "cancunTime", timestamp: c.CancunTime},
+		{name: "haberTime", timestamp: c.HaberTime},
 		{name: "pragueTime", timestamp: c.PragueTime, optional: true},
 		{name: "verkleTime", timestamp: c.VerkleTime, optional: true},
 	} {
@@ -1305,8 +1322,8 @@ type Rules struct {
 	IsPlato                                                 bool
 	IsHertz                                                 bool
 	IsHertzfix                                              bool
-	IsShanghai, IsKepler, IsFeynman, IsCancun, IsPrague     bool
+	IsShanghai, IsKepler, IsFeynman, IsCancun, IsHaber      bool
-	IsVerkle                                                bool
+	IsPrague, IsVerkle                                      bool
 }
 
 // Rules ensures c's ChainID is not nil.
@@ -1341,6 +1358,7 @@ func (c *ChainConfig) Rules(num *big.Int, isMerge bool, timestamp uint64) Rules
 		IsKepler:         c.IsKepler(num, timestamp),
 		IsFeynman:        c.IsFeynman(num, timestamp),
 		IsCancun:         c.IsCancun(num, timestamp),
+		IsHaber:          c.IsHaber(num, timestamp),
 		IsPrague:         c.IsPrague(num, timestamp),
 		IsVerkle:         c.IsVerkle(num, timestamp),
 	}

params/protocol_params.go

@@ -170,6 +170,8 @@ const (
 	Bls12381MapG1Gas          uint64 = 5500   // Gas price for BLS12-381 mapping field element to G1 operation
 	Bls12381MapG2Gas          uint64 = 110000 // Gas price for BLS12-381 mapping field element to G2 operation
 
+	P256VerifyGas uint64 = 3450 // secp256r1 elliptic curve signature verifier gas price
+
 	// The Refund Quotient is the cap on how much of the used gas can be refunded. Before EIP-3529,
 	// up to half the consumed gas could be refunded. Redefined as 1/5th in EIP-3529
 	RefundQuotient        uint64 = 2

params/version.go

@@ -23,7 +23,7 @@ import (
 const (
 	VersionMajor = 1  // Major version component of the current release
 	VersionMinor = 4  // Minor version component of the current release
-	VersionPatch = 7  // Patch version component of the current release
+	VersionPatch = 8  // Patch version component of the current release
 	VersionMeta  = "" // Version metadata to append to the version string
 )