core/vm: implement eip-7843

This commit is contained in:
MariusVanDerWijden 2026-01-12 22:47:41 +01:00 committed by Jared Wasinger
parent a644b7f03c
commit 4a2a3d0e1f
11 changed files with 56 additions and 0 deletions

View file

@ -56,6 +56,7 @@ type header struct {
BlobGasUsed *uint64 `json:"blobGasUsed" rlp:"optional"`
ExcessBlobGas *uint64 `json:"excessBlobGas" rlp:"optional"`
ParentBeaconBlockRoot *common.Hash `json:"parentBeaconBlockRoot" rlp:"optional"`
SlotNumber *uint64 `json:"slotNumber" rlp:"optional"`
}
type headerMarshaling struct {
@ -68,6 +69,7 @@ type headerMarshaling struct {
BaseFee *math.HexOrDecimal256
BlobGasUsed *math.HexOrDecimal64
ExcessBlobGas *math.HexOrDecimal64
SlotNumber *math.HexOrDecimal64
}
type bbInput struct {
@ -136,6 +138,7 @@ func (i *bbInput) ToBlock() *types.Block {
BlobGasUsed: i.Header.BlobGasUsed,
ExcessBlobGas: i.Header.ExcessBlobGas,
ParentBeaconRoot: i.Header.ParentBeaconBlockRoot,
SlotNumber: i.Header.SlotNumber,
}
// Fill optional values.

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@ -102,6 +102,7 @@ type stEnv struct {
ParentExcessBlobGas *uint64 `json:"parentExcessBlobGas,omitempty"`
ParentBlobGasUsed *uint64 `json:"parentBlobGasUsed,omitempty"`
ParentBeaconBlockRoot *common.Hash `json:"parentBeaconBlockRoot"`
SlotNumber *uint64 `json:"slotNumber"`
}
type stEnvMarshaling struct {
@ -120,6 +121,7 @@ type stEnvMarshaling struct {
ExcessBlobGas *math.HexOrDecimal64
ParentExcessBlobGas *math.HexOrDecimal64
ParentBlobGasUsed *math.HexOrDecimal64
SlotNumber *math.HexOrDecimal64
}
type rejectedTx struct {
@ -195,6 +197,7 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
ExcessBlobGas: pre.Env.ParentExcessBlobGas,
BlobGasUsed: pre.Env.ParentBlobGasUsed,
BaseFee: pre.Env.ParentBaseFee,
SlotNumber: pre.Env.SlotNumber,
}
header := &types.Header{
Time: pre.Env.Timestamp,

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@ -275,6 +275,14 @@ func (beacon *Beacon) verifyHeader(chain consensus.ChainHeaderReader, header, pa
if chain.Config().IsAmsterdam(header.Number, header.Time) && header.BlockAccessListHash == nil {
return fmt.Errorf("block access list hash must be set post-Amsterdam")
}
amsterdam := chain.Config().IsAmsterdam(header.Number, header.Time)
if amsterdam && header.SlotNumber == nil {
return errors.New("header is missing slotNumber")
}
if !amsterdam && header.SlotNumber != nil {
return fmt.Errorf("invalid slotNumber: have %d, expected nil", *header.SlotNumber)
}
return nil
}

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@ -310,6 +310,8 @@ func (c *Clique) verifyHeader(chain consensus.ChainHeaderReader, header *types.H
return fmt.Errorf("invalid blobGasUsed: have %d, expected nil", *header.BlobGasUsed)
case header.ParentBeaconRoot != nil:
return fmt.Errorf("invalid parentBeaconRoot, have %#x, expected nil", *header.ParentBeaconRoot)
case header.SlotNumber != nil:
return fmt.Errorf("invalid slotNumber, have %#x, expected nil", *header.SlotNumber)
}
// All basic checks passed, verify cascading fields
return c.verifyCascadingFields(chain, header, parents)
@ -698,6 +700,9 @@ func encodeSigHeader(w io.Writer, header *types.Header) {
if header.ParentBeaconRoot != nil {
panic("unexpected parent beacon root value in clique")
}
if header.SlotNumber != nil {
panic("unexpected slot number value in clique")
}
if err := rlp.Encode(w, enc); err != nil {
panic("can't encode: " + err.Error())
}

View file

@ -283,6 +283,8 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainHeaderReader, header, pa
return fmt.Errorf("invalid blobGasUsed: have %d, expected nil", *header.BlobGasUsed)
case header.ParentBeaconRoot != nil:
return fmt.Errorf("invalid parentBeaconRoot, have %#x, expected nil", *header.ParentBeaconRoot)
case header.SlotNumber != nil:
return fmt.Errorf("invalid slotNumber, have %#x, expected nil", *header.SlotNumber)
}
// Add some fake checks for tests
if ethash.fakeDelay != nil {
@ -562,6 +564,9 @@ func (ethash *Ethash) SealHash(header *types.Header) (hash common.Hash) {
if header.ParentBeaconRoot != nil {
panic("parent beacon root set on ethash")
}
if header.SlotNumber != nil {
panic("slot number set on ethash")
}
rlp.Encode(hasher, enc)
hasher.Sum(hash[:0])
return hash

View file

@ -74,6 +74,7 @@ type Genesis struct {
ExcessBlobGas *uint64 `json:"excessBlobGas"` // EIP-4844
BlobGasUsed *uint64 `json:"blobGasUsed"` // EIP-4844
BlockAccessListHash *common.Hash `json:"blockAccessListHash,omitempty"` // EIP-7928
SlotNumber *uint64 `json:"slotNumber"` // EIP-7843
}
// copy copies the genesis.
@ -123,7 +124,11 @@ func ReadGenesis(db ethdb.Database) (*Genesis, error) {
genesis.BaseFee = genesisHeader.BaseFee
genesis.ExcessBlobGas = genesisHeader.ExcessBlobGas
genesis.BlobGasUsed = genesisHeader.BlobGasUsed
<<<<<<< HEAD
genesis.BlockAccessListHash = genesisHeader.BlockAccessListHash
=======
genesis.SlotNumber = genesisHeader.SlotNumber
>>>>>>> 06c09385b5 (core/vm: implement eip-7843)
return &genesis, nil
}
@ -550,6 +555,12 @@ func (g *Genesis) toBlockWithRoot(root common.Hash) *types.Block {
if conf.IsPrague(num, g.Timestamp) {
head.RequestsHash = &types.EmptyRequestsHash
}
if conf.IsAmsterdam(num, g.Timestamp) {
head.SlotNumber = g.SlotNumber
if head.SlotNumber == nil {
head.SlotNumber = new(uint64)
}
}
}
return types.NewBlock(head, &types.Body{Withdrawals: withdrawals}, nil, trie.NewStackTrie(nil))
}

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@ -422,6 +422,9 @@ func GenerateBadBlock(parent *types.Block, engine consensus.Engine, txs types.Tr
beaconRoot := common.HexToHash("0xbeac00")
header.ParentBeaconRoot = &beaconRoot
}
if config.IsAmsterdam(header.Number, header.Time) {
header.SlotNumber = new(uint64)
}
// Assemble and return the final block for sealing
body := &types.Body{Transactions: txs}
if config.IsShanghai(header.Number, header.Time) {

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@ -332,6 +332,10 @@ func CopyHeader(h *Header) *Header {
cpy.RequestsHash = new(common.Hash)
*cpy.RequestsHash = *h.RequestsHash
}
if h.SlotNumber != nil {
cpy.SlotNumber = new(uint64)
*cpy.SlotNumber = *h.SlotNumber
}
return &cpy
}

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@ -932,6 +932,9 @@ func RPCMarshalHeader(head *types.Header) map[string]interface{} {
if head.RequestsHash != nil {
result["requestsHash"] = head.RequestsHash
}
if head.SlotNumber != nil {
result["slotNumber"] = head.SlotNumber
}
return result
}

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@ -100,6 +100,7 @@ type btHeader struct {
ExcessBlobGas *uint64
ParentBeaconBlockRoot *common.Hash
BlockAccessListHash *common.Hash
SlotNumber *uint64
}
type btHeaderMarshaling struct {
@ -112,6 +113,7 @@ type btHeaderMarshaling struct {
BaseFeePerGas *math.HexOrDecimal256
BlobGasUsed *math.HexOrDecimal64
ExcessBlobGas *math.HexOrDecimal64
SlotNumber *math.HexOrDecimal64
}
func (t *BlockTest) createTestBlockChain(config *params.ChainConfig, snapshotter bool, scheme string, witness, createAndVerifyBAL bool, tracer *tracing.Hooks) (*core.BlockChain, error) {
@ -409,6 +411,9 @@ func validateHeader(h *btHeader, h2 *types.Header) error {
if !reflect.DeepEqual(h.ParentBeaconBlockRoot, h2.ParentBeaconRoot) {
return fmt.Errorf("parentBeaconBlockRoot: want: %v have: %v", h.ParentBeaconBlockRoot, h2.ParentBeaconRoot)
}
if !reflect.DeepEqual(h.SlotNumber, h2.SlotNumber) {
return fmt.Errorf("slotNumber: want: %v have: %v", h.SlotNumber, h2.SlotNumber)
}
return nil
}

View file

@ -39,6 +39,7 @@ func (b btHeader) MarshalJSON() ([]byte, error) {
ExcessBlobGas *math.HexOrDecimal64
ParentBeaconBlockRoot *common.Hash
BlockAccessListHash *common.Hash
SlotNumber *math.HexOrDecimal64
}
var enc btHeader
enc.Bloom = b.Bloom
@ -62,6 +63,7 @@ func (b btHeader) MarshalJSON() ([]byte, error) {
enc.BlobGasUsed = (*math.HexOrDecimal64)(b.BlobGasUsed)
enc.ExcessBlobGas = (*math.HexOrDecimal64)(b.ExcessBlobGas)
enc.ParentBeaconBlockRoot = b.ParentBeaconBlockRoot
enc.SlotNumber = (*math.HexOrDecimal64)(b.SlotNumber)
return json.Marshal(&enc)
}
@ -90,6 +92,7 @@ func (b *btHeader) UnmarshalJSON(input []byte) error {
ExcessBlobGas *math.HexOrDecimal64
ParentBeaconBlockRoot *common.Hash
BlockAccessListHash *common.Hash
SlotNumber *math.HexOrDecimal64
}
var dec btHeader
if err := json.Unmarshal(input, &dec); err != nil {
@ -161,5 +164,8 @@ func (b *btHeader) UnmarshalJSON(input []byte) error {
if dec.BlockAccessListHash != nil {
b.BlockAccessListHash = dec.BlockAccessListHash
}
if dec.SlotNumber != nil {
b.SlotNumber = (*uint64)(dec.SlotNumber)
}
return nil
}