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beacon/light/api: fix version decoding

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This commit is contained in:
Felix Lange 2024-03-13 23:55:06 +01:00
parent 7db96f1a38
commit b1ae3691f8
1 changed files with 13 additions and 14 deletions
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27
beacon/light/api/light_api.go
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@ -241,18 +241,28 @@ func (api *BeaconLightApi) GetFinalityUpdate() (types.FinalityUpdate, error) {
func decodeFinalityUpdate(enc []byte) (types.FinalityUpdate, error) {
var data struct {
Data struct {
Version string `json:"version"`
Version string
Data struct {
Attested jsonHeaderWithExecProof `json:"attested_header"`
Finalized jsonHeaderWithExecProof `json:"finalized_header"`
FinalityBranch merkle.Values `json:"finality_branch"`
Aggregate types.SyncAggregate `json:"sync_aggregate"`
SignatureSlot common.Decimal `json:"signature_slot"`
} `json:"data"`
}
}
if err := json.Unmarshal(enc, &data); err != nil {
return types.FinalityUpdate{}, err
}
// Decode the execution payload headers.
attestedExecHeader, err := types.ExecutionHeaderFromJSON(data.Version, data.Data.Attested.Execution)
if err != nil {
return types.FinalityUpdate{}, fmt.Errorf("invalid attested header: %v", err)
}
finalizedExecHeader, err := types.ExecutionHeaderFromJSON(data.Version, data.Data.Finalized.Execution)
if err != nil {
return types.FinalityUpdate{}, fmt.Errorf("invalid finalized header: %v", err)
}
// Perform sanity checks.
if len(data.Data.Aggregate.Signers) != params.SyncCommitteeBitmaskSize {
return types.FinalityUpdate{}, errors.New("invalid sync_committee_bits length")
}
@ -260,17 +270,6 @@ func decodeFinalityUpdate(enc []byte) (types.FinalityUpdate, error) {
return types.FinalityUpdate{}, errors.New("invalid sync_committee_signature length")
}
// Decode the execution payload headers.
fork := data.Data.Version
attestedExecHeader, err := types.ExecutionHeaderFromJSON(fork, data.Data.Attested.Execution)
if err != nil {
return types.FinalityUpdate{}, fmt.Errorf("invalid attested header: %v", err)
}
finalizedExecHeader, err := types.ExecutionHeaderFromJSON(fork, data.Data.Finalized.Execution)
if err != nil {
return types.FinalityUpdate{}, fmt.Errorf("invalid finalized header: %v", err)
}
return types.FinalityUpdate{
Attested: types.HeaderWithExecProof{
Header: data.Data.Attested.Beacon,