mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-07-28 07:36:44 +00:00
feat: finish accumulator
This commit is contained in:
pengzhen
Chen Kai
parent
b4d7cd8500
commit
b4d6ed2eee
10 changed files with 610 additions and 23 deletions
2
go.sum
2
go.sum
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@ -567,6 +567,7 @@ github.com/status-im/keycard-go v0.2.0 h1:QDLFswOQu1r5jsycloeQh3bVU8n/NatHHaZobt
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github.com/status-im/keycard-go v0.2.0/go.mod h1:wlp8ZLbsmrF6g6WjugPAx+IzoLrkdf9+mHxBEeo3Hbg=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
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github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
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github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
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@ -617,6 +618,7 @@ go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
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go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
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go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
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go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
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go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
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go.uber.org/automaxprocs v1.5.2 h1:2LxUOGiR3O6tw8ui5sZa2LAaHnsviZdVOUZw4fvbnME=
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go.uber.org/automaxprocs v1.5.2/go.mod h1:eRbA25aqJrxAbsLO0xy5jVwPt7FQnRgjW+efnwa1WM0=
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go.uber.org/goleak v1.2.0 h1:xqgm/S+aQvhWFTtR0XK3Jvg7z8kGV8P4X14IzwN3Eqk=
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230
portalnetwork/history/accumulator.go
Normal file
230
portalnetwork/history/accumulator.go
Normal file
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@ -0,0 +1,230 @@
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package history
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import (
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_ "embed"
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"encoding/binary"
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"errors"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/rlp"
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ssz "github.com/ferranbt/fastssz"
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"github.com/holiman/uint256"
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)
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const (
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epochSize = 8192
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mergeBlockNumber uint64 = 15537394
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preMergeEpochs = (mergeBlockNumber + epochSize - 1) / epochSize
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)
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var (
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ErrNotPreMergeHeader = errors.New("must be pre merge header")
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ErrPreMergeHeaderMustWithProof = errors.New("pre merge header must has accumulator proof")
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)
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//go:embed assets/merge_macc.bin
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var masterAccumulatorBytes []byte
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var zeroRecordBytes = make([]byte, 64)
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type AccumulatorProof [][]byte
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type epoch struct {
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records [][]byte
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difficulty *uint256.Int
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}
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func newEpoch() *epoch {
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return &epoch{
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records: make([][]byte, 0, epochSize),
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difficulty: uint256.NewInt(0),
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}
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}
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func (e *epoch) add(header types.Header) error {
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blockHash := header.Hash().Bytes()
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difficulty := uint256.MustFromBig(header.Number)
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e.difficulty = uint256.NewInt(0).Add(e.difficulty, difficulty)
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record := HeaderRecord{
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BlockHash: blockHash,
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TotalDifficulty: e.difficulty.Bytes(),
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}
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sszBytes, err := record.MarshalSSZ()
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if err != nil {
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return nil
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}
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e.records = append(e.records, sszBytes)
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return nil
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}
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type Accumulator struct {
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historicalEpochs [][]byte
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currentEpoch *epoch
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}
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type BlockEpochData struct {
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epochHash []byte
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blockRelativeIndex uint64
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}
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func NewAccumulator() *Accumulator {
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return &Accumulator{
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historicalEpochs: make([][]byte, 0, int(preMergeEpochs)),
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currentEpoch: newEpoch(),
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}
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}
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func (a *Accumulator) Update(header types.Header) error {
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if header.Number.Uint64() >= mergeBlockNumber {
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return ErrNotPreMergeHeader
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}
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if len(a.currentEpoch.records) == epochSize {
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epochAccu := EpochAccumulator{
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HeaderRecords: a.currentEpoch.records,
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}
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root, err := epochAccu.HashTreeRoot()
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if err != nil {
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return err
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}
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a.historicalEpochs = append(a.historicalEpochs, MixInLength(root, epochSize))
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a.currentEpoch = newEpoch()
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}
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a.currentEpoch.add(header)
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return nil
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}
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func (a *Accumulator) Finish() (*MasterAccumulator, error) {
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// padding with zero bytes
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for len(a.currentEpoch.records) < epochSize {
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a.currentEpoch.records = append(a.currentEpoch.records, zeroRecordBytes)
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}
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epochAccu := EpochAccumulator{
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HeaderRecords: a.currentEpoch.records,
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}
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root, err := epochAccu.HashTreeRoot()
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if err != nil {
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return nil, err
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}
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a.historicalEpochs = append(a.historicalEpochs, MixInLength(root, epochSize))
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return &MasterAccumulator{
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HistoricalEpochs: a.historicalEpochs,
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}, nil
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}
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func GetEpochIndex(blockNumber uint64) uint64 {
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return blockNumber / epochSize
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}
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func GetEpochIndexByHeader(header types.Header) uint64 {
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return GetEpochIndex(header.Number.Uint64())
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}
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func GetHeaderRecordIndex(blockNumber uint64) uint64 {
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return blockNumber % epochSize
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}
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func GetHeaderRecordIndexByHeader(header types.Header) uint64 {
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return GetHeaderRecordIndex(header.Number.Uint64())
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}
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func BuildProof(header types.Header, epochAccumulator EpochAccumulator) (AccumulatorProof, error) {
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tree, err := epochAccumulator.GetTree()
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if err != nil {
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return nil, err
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}
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index := GetHeaderRecordIndexByHeader(header)
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// maybe the calculation of index should impl in ssz
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proofIndex := epochSize*2 + index*2
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sszProof, err := tree.Prove(int(proofIndex))
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// the epoch hash root has mix in with epochsize, so we have to add it to proof
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hashes := sszProof.Hashes
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sizeBytes := make([]byte, 32)
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binary.LittleEndian.PutUint32(sizeBytes, epochSize)
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hashes = append(hashes, sizeBytes)
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return AccumulatorProof(hashes), err
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}
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func BuildHeaderWithProof(header types.Header, epochAccumulator EpochAccumulator) (*BlockHeaderWithProof, error) {
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proof, err := BuildProof(header, epochAccumulator)
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if err != nil {
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return nil, err
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}
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rlpBytes, err := rlp.EncodeToBytes(header)
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if err != nil {
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return nil, err
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}
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return &BlockHeaderWithProof{
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Header: rlpBytes,
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Proof: &BlockHeaderProof{
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Selector: accumulatorProof,
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Proof: proof,
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},
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}, nil
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}
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func (f MasterAccumulator) GetBlockEpochDataForBlockNumber(blockNumber uint64) BlockEpochData {
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epochIndex := GetEpochIndex(blockNumber)
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return BlockEpochData{
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epochHash: f.HistoricalEpochs[epochIndex],
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blockRelativeIndex: GetHeaderRecordIndex(blockNumber),
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}
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}
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func (f MasterAccumulator) VerifyAccumulatorProof(header types.Header, proof AccumulatorProof) (bool, error) {
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if header.Number.Uint64() > mergeBlockNumber {
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return false, ErrNotPreMergeHeader
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}
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epochIndex := GetEpochIndexByHeader(header)
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root := f.HistoricalEpochs[epochIndex]
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valid := verifyProof(root, header, proof)
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return valid, nil
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}
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func (f MasterAccumulator) VerifyHeader(header types.Header, headerProof BlockHeaderProof) (bool, error) {
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switch headerProof.Selector {
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case accumulatorProof:
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return f.VerifyAccumulatorProof(header, headerProof.Proof)
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case none:
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if header.Number.Uint64() > mergeBlockNumber {
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return false, ErrNotPreMergeHeader
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}
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return false, ErrPreMergeHeaderMustWithProof
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}
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return false, nil
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}
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func MixInLength(root [32]byte, length uint64) []byte {
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hash := ssz.NewHasher()
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hash.AppendBytes32(root[:])
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hash.MerkleizeWithMixin(0, length, 0)
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// length of root is 32, so we can ignore the err
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newRoot, _ := hash.HashRoot()
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return newRoot[:]
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}
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func verifyProof(root []byte, header types.Header, proof AccumulatorProof) bool {
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leaf := header.Hash()
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recordIndex := GetHeaderRecordIndexByHeader(header)
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index := epochSize*2*2 + recordIndex*2
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sszProof := &ssz.Proof{
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Index: int(index),
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Leaf: leaf[:],
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Hashes: proof,
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}
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valid, err := ssz.VerifyProof(root, sszProof)
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if err != nil {
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return false
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}
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return valid
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}
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func NewMasterAccumulator() (MasterAccumulator, error) {
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var masterAcc = MasterAccumulator{
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HistoricalEpochs: make([][]byte, 0),
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}
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err := masterAcc.UnmarshalSSZ(masterAccumulatorBytes)
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return masterAcc, err
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}
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114
portalnetwork/history/accumulator_test.go
Normal file
114
portalnetwork/history/accumulator_test.go
Normal file
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@ -0,0 +1,114 @@
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package history
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"os"
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"strconv"
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"testing"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/stretchr/testify/assert"
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)
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func TestVerifyHeaderWithProofs(t *testing.T) {
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headerWithProofs, err := parseHeaderWithProof()
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assert.NoError(t, err)
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masterAcc, err := NewMasterAccumulator()
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assert.NoError(t, err)
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for _, val := range headerWithProofs {
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head := types.Header{}
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err := rlp.DecodeBytes(val.Header, &head)
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assert.NoError(t, err)
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valid, err := masterAcc.VerifyHeader(head, *val.Proof)
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assert.NoError(t, err)
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assert.True(t, valid)
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}
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}
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func TestBuildAndVerifyProof(t *testing.T) {
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masterAcc, err := NewMasterAccumulator()
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assert.NoError(t, err)
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epochIndex := GetEpochIndex(1000003)
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epochStr := hexutil.Encode(masterAcc.HistoricalEpochs[epochIndex])
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epochAccumulator, err := getEpochAccu(epochStr)
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assert.NoError(t, err)
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for i := 1000001; i < 1000011; i++ {
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header, err := getHeader(1000003)
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assert.NoError(t, err)
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proof, err := BuildProof(*header, epochAccumulator)
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assert.NoError(t, err)
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valid, err := masterAcc.VerifyAccumulatorProof(*header, proof)
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assert.NoError(t, err)
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assert.True(t, valid)
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assert.True(t, valid)
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}
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}
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// all test blocks are in the same epoch
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func parseHeaderWithProof() ([]BlockHeaderWithProof, error) {
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headWithProofBytes, err := os.ReadFile("./testdata/header_with_proofs.json")
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if err != nil {
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return nil, err
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}
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headerMap := make(map[string]map[string]string)
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err = json.Unmarshal(headWithProofBytes, &headerMap)
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if err != nil {
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return nil, err
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}
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res := make([]BlockHeaderWithProof, 0)
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for _, v := range headerMap {
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val := v["value"]
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bytes, err := hexutil.Decode(val)
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if err != nil {
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return nil, err
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}
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headWithProof := BlockHeaderWithProof{}
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err = headWithProof.UnmarshalSSZ(bytes)
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if err != nil {
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return nil, err
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}
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res = append(res, headWithProof)
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}
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return res, nil
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}
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func getEpochAccu(name string) (EpochAccumulator, error) {
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epochAccu := EpochAccumulator{
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HeaderRecords: make([][]byte, 0),
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}
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epochData, err := os.ReadFile(fmt.Sprintf("./testdata/%s.bin", name))
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if err != nil {
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return epochAccu, err
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}
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err = epochAccu.UnmarshalSSZ(epochData)
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return epochAccu, err
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}
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func getHeader(number uint64) (*types.Header, error) {
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headerFile, err := os.ReadFile("./testdata/header_rlps.json")
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if err != nil {
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return nil, err
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}
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contentMap := make(map[string]string)
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err = json.Unmarshal(headerFile, &contentMap)
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if err != nil {
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return nil, err
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}
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headerStr := contentMap[strconv.FormatUint(number, 10)]
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headerBytes, err := hexutil.Decode(headerStr)
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if err != nil {
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return nil, err
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}
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reader := bytes.NewReader(headerBytes)
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head := &types.Header{}
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err = rlp.Decode(reader, head)
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return head, err
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}
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BIN
portalnetwork/history/assets/merge_macc.bin
Normal file
BIN
portalnetwork/history/assets/merge_macc.bin
Normal file
Binary file not shown.
Binary file not shown.
18
portalnetwork/history/testdata/header_rlps.json
vendored
Normal file
18
portalnetwork/history/testdata/header_rlps.json
vendored
Normal file
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@ -0,0 +1,18 @@
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{
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"0": "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",
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"1": "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",
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"2": "0xf90218a088e96d4537bea4d9c05d12549907b32561d3bf31f45aae734cdc119f13406cb6a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d4934794dd2f1e6e498202e86d8f5442af596580a4f03c2ca04943d941637411107494da9ec8bc04359d731bfd08b72b4d0edcbd4cd2ecb341a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008503ff00100002821388808455ba4241a0476574682f76312e302e302d30636463373634372f6c696e75782f676f312e34a02f0790c5aa31ab94195e1f6443d645af5b75c46c04fbf9911711198a0ce8fdda88b853fa261a86aa9e",
|
||||
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||||
}
|
||||
42
portalnetwork/history/testdata/header_with_proofs.json
vendored
Normal file
42
portalnetwork/history/testdata/header_with_proofs.json
vendored
Normal file
|
|
@ -0,0 +1,42 @@
|
|||
{
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||||
"1000001": {
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||||
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|
||||
},
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||||
"1000005": {
|
||||
"content_key": "0x00de9808464da8c76074e77ceb53917fbb58ef8057472c9b24f1332cc293215b91",
|
||||
"value": "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"
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||||
},
|
||||
"1000006": {
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||||
"content_key": "0x003962187c363ce329fd05a41b74017a0a693f0cc5383eb790afad37dcfd1a4b3c",
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||||
"value": "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"
|
||||
},
|
||||
"1000007": {
|
||||
"content_key": "0x007d4fbba665d462a39a06d98e2c57df0d5e34fc7660a064e44617e20143e3c78c",
|
||||
"value": "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"
|
||||
},
|
||||
"1000008": {
|
||||
"content_key": "0x005d1a17185e3b28bb6d6e6bacb37ea2164f4167c9738a23f802a629af1bdf17d9",
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||||
"value": "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"
|
||||
},
|
||||
"1000009": {
|
||||
"content_key": "0x000409be8253ad6ac0eb2056bc94194c6ccb83c74f4292c40c82e2dc8203bdc759",
|
||||
"value": "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"
|
||||
},
|
||||
"1000010": {
|
||||
"content_key": "0x006251d65b8a8668efabe2f89c96a5b6332d83b3bbe585089ea6b2ab9b6754f5e9",
|
||||
"value": "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"
|
||||
}
|
||||
}
|
||||
|
|
@ -1,10 +1,27 @@
|
|||
package history
|
||||
|
||||
import (
|
||||
"errors"
|
||||
|
||||
ssz "github.com/ferranbt/fastssz"
|
||||
)
|
||||
|
||||
//go:generate sszgen --path types.go --exclude-objs BlockHeaderProof
|
||||
|
||||
type BlockHeaderProofType uint8
|
||||
|
||||
const (
|
||||
none BlockHeaderProofType = 0
|
||||
accumulatorProof BlockHeaderProofType = 1
|
||||
)
|
||||
|
||||
type HeaderRecord struct {
|
||||
BlockHash []byte `ssz-size:"32"`
|
||||
TotalDifficulty []byte `ssz-size:"32"`
|
||||
}
|
||||
|
||||
type EpochAccumulator struct {
|
||||
HeaderRecords [][]byte `ssz-size:"8192,64"`
|
||||
}
|
||||
type BlockBodyLegacy struct {
|
||||
Transactions [][]byte `ssz-max:"16384,16777216"`
|
||||
Uncles []byte `ssz-max:"131072"`
|
||||
|
|
@ -17,8 +34,8 @@ type PortalBlockBodyShanghai struct {
|
|||
}
|
||||
|
||||
type BlockHeaderWithProof struct {
|
||||
Header []byte `ssz-max:"8192"`
|
||||
Proof []byte `ssz-max:"512"`
|
||||
Header []byte `ssz-max:"8192"`
|
||||
Proof *BlockHeaderProof `ssz-max:"512"`
|
||||
}
|
||||
|
||||
type SSZProof struct {
|
||||
|
|
@ -29,3 +46,63 @@ type SSZProof struct {
|
|||
type MasterAccumulator struct {
|
||||
HistoricalEpochs [][]byte `ssz-max:"1897,32" ssz-size:"?,32"`
|
||||
}
|
||||
|
||||
// BlockHeaderProof is a ssz union type
|
||||
// Union[None, AccumulatorProof]
|
||||
type BlockHeaderProof struct {
|
||||
Selector BlockHeaderProofType
|
||||
Proof [][]byte `ssz-size:"15,32"`
|
||||
}
|
||||
|
||||
func (p *BlockHeaderProof) MarshalSSZ() ([]byte, error) {
|
||||
return ssz.MarshalSSZ(p)
|
||||
}
|
||||
|
||||
func (p *BlockHeaderProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
|
||||
return ssz.MarshalSSZ(p)
|
||||
}
|
||||
|
||||
func (p *BlockHeaderProof) UnmarshalSSZ(buf []byte) (err error) {
|
||||
p.Selector = BlockHeaderProofType(buf[0])
|
||||
if p.Selector == none {
|
||||
return
|
||||
}
|
||||
|
||||
if p.Selector != accumulatorProof {
|
||||
return errors.New("unknown accumulatorProofType, shoud be 0x00 or 0x01")
|
||||
}
|
||||
|
||||
proofBytes := buf[1:]
|
||||
|
||||
if len(proofBytes) != 32*15 {
|
||||
return ssz.ErrBytesLengthFn("AccumulatorProof", len(proofBytes), 32*15)
|
||||
}
|
||||
proof := make([][]byte, 15)
|
||||
|
||||
for i := 0; i < 15; i++ {
|
||||
proof[i] = proofBytes[i*32 : (i+1)*32]
|
||||
}
|
||||
|
||||
p.Proof = AccumulatorProof(proof)
|
||||
return
|
||||
}
|
||||
|
||||
func (p *BlockHeaderProof) SizeSSZ() (size int) {
|
||||
size = 0
|
||||
|
||||
// Field (0) 'Selector'
|
||||
size += 1
|
||||
|
||||
if p.Selector == none {
|
||||
return size
|
||||
}
|
||||
|
||||
// Field (1) 'Proof'
|
||||
size += 15 * 32
|
||||
|
||||
return size
|
||||
}
|
||||
|
||||
func (p *BlockHeaderProof) HashTreeRootWith(hh ssz.HashWalker) (err error) {
|
||||
panic("implement me")
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
// Code generated by fastssz. DO NOT EDIT.
|
||||
// Hash: e3ef9ad54d5a37e7d7a39c518f58dfad310dfc9218e4637043f4ea458dd89b91
|
||||
// Hash: e363d89d6737d1848b24978171e257d960f85a212d73a7dddcfa56d76800f527
|
||||
// Version: 0.1.3
|
||||
package history
|
||||
|
||||
|
|
@ -94,6 +94,92 @@ func (h *HeaderRecord) GetTree() (*ssz.Node, error) {
|
|||
return ssz.ProofTree(h)
|
||||
}
|
||||
|
||||
// MarshalSSZ ssz marshals the EpochAccumulator object
|
||||
func (e *EpochAccumulator) MarshalSSZ() ([]byte, error) {
|
||||
return ssz.MarshalSSZ(e)
|
||||
}
|
||||
|
||||
// MarshalSSZTo ssz marshals the EpochAccumulator object to a target array
|
||||
func (e *EpochAccumulator) MarshalSSZTo(buf []byte) (dst []byte, err error) {
|
||||
dst = buf
|
||||
|
||||
// Field (0) 'HeaderRecords'
|
||||
if size := len(e.HeaderRecords); size != 8192 {
|
||||
err = ssz.ErrVectorLengthFn("EpochAccumulator.HeaderRecords", size, 8192)
|
||||
return
|
||||
}
|
||||
for ii := 0; ii < 8192; ii++ {
|
||||
if size := len(e.HeaderRecords[ii]); size != 64 {
|
||||
err = ssz.ErrBytesLengthFn("EpochAccumulator.HeaderRecords[ii]", size, 64)
|
||||
return
|
||||
}
|
||||
dst = append(dst, e.HeaderRecords[ii]...)
|
||||
}
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
// UnmarshalSSZ ssz unmarshals the EpochAccumulator object
|
||||
func (e *EpochAccumulator) UnmarshalSSZ(buf []byte) error {
|
||||
var err error
|
||||
size := uint64(len(buf))
|
||||
if size != 524288 {
|
||||
return ssz.ErrSize
|
||||
}
|
||||
|
||||
// Field (0) 'HeaderRecords'
|
||||
e.HeaderRecords = make([][]byte, 8192)
|
||||
for ii := 0; ii < 8192; ii++ {
|
||||
if cap(e.HeaderRecords[ii]) == 0 {
|
||||
e.HeaderRecords[ii] = make([]byte, 0, len(buf[0:524288][ii*64:(ii+1)*64]))
|
||||
}
|
||||
e.HeaderRecords[ii] = append(e.HeaderRecords[ii], buf[0:524288][ii*64:(ii+1)*64]...)
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
|
||||
// SizeSSZ returns the ssz encoded size in bytes for the EpochAccumulator object
|
||||
func (e *EpochAccumulator) SizeSSZ() (size int) {
|
||||
size = 524288
|
||||
return
|
||||
}
|
||||
|
||||
// HashTreeRoot ssz hashes the EpochAccumulator object
|
||||
func (e *EpochAccumulator) HashTreeRoot() ([32]byte, error) {
|
||||
return ssz.HashWithDefaultHasher(e)
|
||||
}
|
||||
|
||||
// HashTreeRootWith ssz hashes the EpochAccumulator object with a hasher
|
||||
func (e *EpochAccumulator) HashTreeRootWith(hh ssz.HashWalker) (err error) {
|
||||
indx := hh.Index()
|
||||
|
||||
// Field (0) 'HeaderRecords'
|
||||
{
|
||||
if size := len(e.HeaderRecords); size != 8192 {
|
||||
err = ssz.ErrVectorLengthFn("EpochAccumulator.HeaderRecords", size, 8192)
|
||||
return
|
||||
}
|
||||
subIndx := hh.Index()
|
||||
for _, i := range e.HeaderRecords {
|
||||
if len(i) != 64 {
|
||||
err = ssz.ErrBytesLength
|
||||
return
|
||||
}
|
||||
hh.PutBytes(i)
|
||||
}
|
||||
hh.Merkleize(subIndx)
|
||||
}
|
||||
|
||||
hh.Merkleize(indx)
|
||||
return
|
||||
}
|
||||
|
||||
// GetTree ssz hashes the EpochAccumulator object
|
||||
func (e *EpochAccumulator) GetTree() (*ssz.Node, error) {
|
||||
return ssz.ProofTree(e)
|
||||
}
|
||||
|
||||
// MarshalSSZ ssz marshals the BlockBodyLegacy object
|
||||
func (b *BlockBodyLegacy) MarshalSSZ() ([]byte, error) {
|
||||
return ssz.MarshalSSZ(b)
|
||||
|
|
@ -558,7 +644,10 @@ func (b *BlockHeaderWithProof) MarshalSSZTo(buf []byte) (dst []byte, err error)
|
|||
|
||||
// Offset (1) 'Proof'
|
||||
dst = ssz.WriteOffset(dst, offset)
|
||||
offset += len(b.Proof)
|
||||
if b.Proof == nil {
|
||||
b.Proof = new(BlockHeaderProof)
|
||||
}
|
||||
offset += b.Proof.SizeSSZ()
|
||||
|
||||
// Field (0) 'Header'
|
||||
if size := len(b.Header); size > 8192 {
|
||||
|
|
@ -568,11 +657,9 @@ func (b *BlockHeaderWithProof) MarshalSSZTo(buf []byte) (dst []byte, err error)
|
|||
dst = append(dst, b.Header...)
|
||||
|
||||
// Field (1) 'Proof'
|
||||
if size := len(b.Proof); size > 512 {
|
||||
err = ssz.ErrBytesLengthFn("BlockHeaderWithProof.Proof", size, 512)
|
||||
if dst, err = b.Proof.MarshalSSZTo(dst); err != nil {
|
||||
return
|
||||
}
|
||||
dst = append(dst, b.Proof...)
|
||||
|
||||
return
|
||||
}
|
||||
|
|
@ -617,13 +704,12 @@ func (b *BlockHeaderWithProof) UnmarshalSSZ(buf []byte) error {
|
|||
// Field (1) 'Proof'
|
||||
{
|
||||
buf = tail[o1:]
|
||||
if len(buf) > 512 {
|
||||
return ssz.ErrBytesLength
|
||||
if b.Proof == nil {
|
||||
b.Proof = new(BlockHeaderProof)
|
||||
}
|
||||
if cap(b.Proof) == 0 {
|
||||
b.Proof = make([]byte, 0, len(buf))
|
||||
if err = b.Proof.UnmarshalSSZ(buf); err != nil {
|
||||
return err
|
||||
}
|
||||
b.Proof = append(b.Proof, buf...)
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
|
@ -636,7 +722,10 @@ func (b *BlockHeaderWithProof) SizeSSZ() (size int) {
|
|||
size += len(b.Header)
|
||||
|
||||
// Field (1) 'Proof'
|
||||
size += len(b.Proof)
|
||||
if b.Proof == nil {
|
||||
b.Proof = new(BlockHeaderProof)
|
||||
}
|
||||
size += b.Proof.SizeSSZ()
|
||||
|
||||
return
|
||||
}
|
||||
|
|
@ -663,15 +752,8 @@ func (b *BlockHeaderWithProof) HashTreeRootWith(hh ssz.HashWalker) (err error) {
|
|||
}
|
||||
|
||||
// Field (1) 'Proof'
|
||||
{
|
||||
elemIndx := hh.Index()
|
||||
byteLen := uint64(len(b.Proof))
|
||||
if byteLen > 512 {
|
||||
err = ssz.ErrIncorrectListSize
|
||||
return
|
||||
}
|
||||
hh.Append(b.Proof)
|
||||
hh.MerkleizeWithMixin(elemIndx, byteLen, (512+31)/32)
|
||||
if err = b.Proof.HashTreeRootWith(hh); err != nil {
|
||||
return
|
||||
}
|
||||
|
||||
hh.Merkleize(indx)
|
||||
|
|
|
|||
22
test.py
Normal file
22
test.py
Normal file
|
|
@ -0,0 +1,22 @@
|
|||
def bitstring_to_bytes(bitstring):
|
||||
# 创建一个长度为 (len(value) // 8) + 1 的数组，用于存储字节值，初始化为 0
|
||||
array = [0] * ((len(bitstring) // 8) + 1)
|
||||
|
||||
# 遍历位数组 bitstring，将每个位的值设置到相应的字节中
|
||||
for i in range(len(bitstring)):
|
||||
# 计算当前位在字节数组中的索引
|
||||
byte_index = i // 8
|
||||
|
||||
# 将当前位的值按位或到相应的字节上，通过左移 (i % 8) 位来设置对应的位置
|
||||
array[byte_index] |= int(bitstring[i]) << (i % 8)
|
||||
print(array)
|
||||
|
||||
# 将最后一个字节的最高位设置为 1
|
||||
array[len(bitstring) // 8] |= 1 << (len(bitstring) % 8)
|
||||
print(array)
|
||||
|
||||
# 将字节数组转换为 bytes 类型并返回
|
||||
return bytes(array)
|
||||
|
||||
|
||||
bitstring_to_bytes("111100001011")
|
||||
Loading…
Reference in a new issue