feat:add remain light client content type

Signed-off-by: Chen Kai <281165273grape@gmail.com>
2026-07-29 16:13:47 +00:00 · 2024-04-07 17:56:02 +08:00 · 2024-04-07 17:56:02 +08:00 · f7834b5be1
commit f7834b5be1
parent dd8588c97e
2 changed files with 192 additions and 0 deletions
--- a/portalnetwork/beacon/types.go
+++ b/portalnetwork/beacon/types.go
@ -156,3 +156,147 @@ func (r LightClientUpdateRange) HashTreeRoot(spec *common.Spec, hFn tree.HashFn)
 		return nil
 	}, length, 128)
 }
+
+type ForkedLightClientOptimisticUpdate struct {
+	ForkDigest                  common.ForkDigest
+	LightClientOptimisticUpdate common.SpecObj
+}
+
+func (flcou *ForkedLightClientOptimisticUpdate) Deserialize(spec *common.Spec, dr *codec.DecodingReader) error {
+	_, err := dr.Read(flcou.ForkDigest[:])
+	if err != nil {
+		return err
+	}
+
+	if flcou.ForkDigest == Bellatrix {
+		flcou.LightClientOptimisticUpdate = &altair.LightClientOptimisticUpdate{}
+	} else if flcou.ForkDigest == Capella {
+		flcou.LightClientOptimisticUpdate = &capella.LightClientOptimisticUpdate{}
+	} else {
+		return errors.New("unknown fork digest")
+	}
+
+	err = flcou.LightClientOptimisticUpdate.Deserialize(spec, dr)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (flcou *ForkedLightClientOptimisticUpdate) Serialize(spec *common.Spec, w *codec.EncodingWriter) error {
+	return w.Container(flcou.ForkDigest, spec.Wrap(flcou.LightClientOptimisticUpdate))
+}
+
+func (flcou *ForkedLightClientOptimisticUpdate) FixedLength(_ *common.Spec) uint64 {
+	return 0
+}
+
+func (flcou *ForkedLightClientOptimisticUpdate) ByteLength(spec *common.Spec) uint64 {
+	return 4 + flcou.LightClientOptimisticUpdate.ByteLength(spec)
+}
+
+func (flcou *ForkedLightClientOptimisticUpdate) HashTreeRoot(spec *common.Spec, h tree.HashFn) common.Root {
+	return h.HashTreeRoot(flcou.ForkDigest, spec.Wrap(flcou.LightClientOptimisticUpdate))
+}
+
+type ForkedLightClientFinalityUpdate struct {
+	ForkDigest                common.ForkDigest
+	LightClientFinalityUpdate common.SpecObj
+}
+
+func (flcfu *ForkedLightClientFinalityUpdate) Deserialize(spec *common.Spec, dr *codec.DecodingReader) error {
+	_, err := dr.Read(flcfu.ForkDigest[:])
+	if err != nil {
+		return err
+	}
+
+	if flcfu.ForkDigest == Bellatrix {
+		flcfu.LightClientFinalityUpdate = &altair.LightClientFinalityUpdate{}
+	} else if flcfu.ForkDigest == Capella {
+		flcfu.LightClientFinalityUpdate = &capella.LightClientFinalityUpdate{}
+	} else {
+		return errors.New("unknown fork digest")
+	}
+
+	err = flcfu.LightClientFinalityUpdate.Deserialize(spec, dr)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (flcfu *ForkedLightClientFinalityUpdate) Serialize(spec *common.Spec, w *codec.EncodingWriter) error {
+	return w.Container(flcfu.ForkDigest, spec.Wrap(flcfu.LightClientFinalityUpdate))
+}
+
+func (flcfu *ForkedLightClientFinalityUpdate) FixedLength(_ *common.Spec) uint64 {
+	return 0
+}
+
+func (flcfu *ForkedLightClientFinalityUpdate) ByteLength(spec *common.Spec) uint64 {
+	return 4 + flcfu.LightClientFinalityUpdate.ByteLength(spec)
+}
+
+func (flcfu *ForkedLightClientFinalityUpdate) HashTreeRoot(spec *common.Spec, h tree.HashFn) common.Root {
+	return h.HashTreeRoot(flcfu.ForkDigest, spec.Wrap(flcfu.LightClientFinalityUpdate))
+}
+
+type HistoricalSummariesProof struct {
+	Proof [5]common.Bytes32
+}
+
+func (hsp *HistoricalSummariesProof) Deserialize(dr *codec.DecodingReader) error {
+	roots := hsp.Proof[:]
+	return tree.ReadRoots(dr, &roots, 5)
+}
+
+func (hsp *HistoricalSummariesProof) Serialize(w *codec.EncodingWriter) error {
+	return tree.WriteRoots(w, hsp.Proof[:])
+}
+
+func (hsp *HistoricalSummariesProof) ByteLength() uint64 {
+	return 32 * 5
+}
+
+func (hsp *HistoricalSummariesProof) FixedLength() uint64 {
+	return 32 * 5
+}
+
+func (hsp *HistoricalSummariesProof) HashTreeRoot(hFn tree.HashFn) common.Root {
+	return hFn.ComplexVectorHTR(func(i uint64) tree.HTR {
+		if i < 5 {
+			return &hsp.Proof[i]
+		}
+		return nil
+	}, 5)
+}
+
+// TODO: Add tests for HistoricalSummariesWithProof
+
+type HistoricalSummariesWithProof struct {
+	EPOCH               common.Epoch
+	HistoricalSummaries capella.HistoricalSummaries
+	Proof               *HistoricalSummariesProof
+}
+
+func (hswp *HistoricalSummariesWithProof) Deserialize(spec *common.Spec, dr *codec.DecodingReader) error {
+	return dr.Container(&hswp.EPOCH, spec.Wrap(&hswp.HistoricalSummaries), hswp.Proof)
+}
+
+func (hswp *HistoricalSummariesWithProof) Serialize(spec *common.Spec, w *codec.EncodingWriter) error {
+	return w.Container(hswp.EPOCH, spec.Wrap(&hswp.HistoricalSummaries), hswp.Proof)
+}
+
+func (hswp *HistoricalSummariesWithProof) ByteLength(spec *common.Spec) uint64 {
+	return codec.ContainerLength(hswp.EPOCH, spec.Wrap(&hswp.HistoricalSummaries), hswp.Proof)
+}
+
+func (hswp *HistoricalSummariesWithProof) FixedLength(_ *common.Spec) uint64 {
+	return 0
+}
+
+func (hswp *HistoricalSummariesWithProof) HashTreeRoot(spec *common.Spec, hFn tree.HashFn) common.Root {
+	return hFn.HashTreeRoot(hswp.EPOCH, spec.Wrap(&hswp.HistoricalSummaries), hswp.Proof)
+}
--- a/portalnetwork/beacon/types_test.go
+++ b/portalnetwork/beacon/types_test.go
@ -62,3 +62,51 @@ func TestLightClientUpdateRange(t *testing.T) {
 		assert.Equal(t, b, buf.Bytes())
 	}
 }
+
+func TestForkedLightClientOptimisticUpdate(t *testing.T) {
+	filePath := "testdata/light_client_optimistic_update.json"
+
+	f, _ := os.Open(filePath)
+	jsonStr, _ := io.ReadAll(f)
+
+	var result map[string]interface{}
+	_ = json.Unmarshal(jsonStr, &result)
+
+	for k, v := range result {
+		b, _ := hexutil.Decode(v.(map[string]interface{})["content_value"].(string))
+		dec := codec.NewDecodingReader(bytes.NewReader(b), uint64(len(b)))
+		var f ForkedLightClientOptimisticUpdate
+		err := f.Deserialize(configs.Mainnet, dec)
+		assert.NoError(t, err)
+		assert.Equal(t, k, f.LightClientOptimisticUpdate.(*capella.LightClientOptimisticUpdate).AttestedHeader.Beacon.Slot.String())
+
+		var buf bytes.Buffer
+		err = f.Serialize(configs.Mainnet, codec.NewEncodingWriter(&buf))
+		assert.NoError(t, err)
+		assert.Equal(t, b, buf.Bytes())
+	}
+}
+
+func TestForkedLightClientFinalityUpdate(t *testing.T) {
+	filePath := "testdata/light_client_finality_update.json"
+
+	f, _ := os.Open(filePath)
+	jsonStr, _ := io.ReadAll(f)
+
+	var result map[string]interface{}
+	_ = json.Unmarshal(jsonStr, &result)
+
+	for k, v := range result {
+		b, _ := hexutil.Decode(v.(map[string]interface{})["content_value"].(string))
+		dec := codec.NewDecodingReader(bytes.NewReader(b), uint64(len(b)))
+		var f ForkedLightClientFinalityUpdate
+		err := f.Deserialize(configs.Mainnet, dec)
+		assert.NoError(t, err)
+		assert.Equal(t, k, f.LightClientFinalityUpdate.(*capella.LightClientFinalityUpdate).AttestedHeader.Beacon.Slot.String())
+
+		var buf bytes.Buffer
+		err = f.Serialize(configs.Mainnet, codec.NewEncodingWriter(&buf))
+		assert.NoError(t, err)
+		assert.Equal(t, b, buf.Bytes())
+	}
+}