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response.go
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response.go
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package beacon
import (
"encoding/json"
"strconv"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/prysmaticlabs/prysm/v4/api/client/builder"
"github.com/prysmaticlabs/prysm/v4/beacon-chain/rpc/apimiddleware"
"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
enginev1 "github.com/prysmaticlabs/prysm/v4/proto/engine/v1"
types "github.com/prysmaticlabs/prysm/v4/validator/keymanager/remote-web3signer/v1"
)
// Primitives
type Uint64 = builder.Uint64String
// Response types
type GenesisResponse = apimiddleware.GenesisResponseJson
type BlockRootResponse struct {
Data struct {
Root hexutil.Bytes `json:"root"`
} `json:"data"`
ExecutionOptimistic bool `json:"execution_optimistic"`
}
type LightClientHeader struct {
Beacon BeaconBlockHeader
Execution ExecutionPayloadHeader
ExecutionBranch []hexutil.Bytes
}
func (h *LightClientHeader) UnmarshalJSON(bz []byte) error {
type LightClientHeaderJSON struct {
Beacon types.BeaconBlockHeader `json:"beacon"`
Execution builder.ExecutionPayloadHeaderCapella `json:"execution"`
ExecutionBranch []hexutil.Bytes `json:"execution_branch"`
}
var hj LightClientHeaderJSON
if err := json.Unmarshal(bz, &hj); err != nil {
return err
}
slot, err := strconv.Atoi(hj.Beacon.Slot)
if err != nil {
return err
}
proposerIndex, err := strconv.Atoi(hj.Beacon.ProposerIndex)
if err != nil {
return err
}
*h = LightClientHeader{
Beacon: BeaconBlockHeader{
Slot: primitives.Slot(slot),
ProposerIndex: primitives.ValidatorIndex(proposerIndex),
ParentRoot: hj.Beacon.ParentRoot,
StateRoot: hj.Beacon.StateRoot,
BodyRoot: hj.Beacon.BodyRoot,
},
Execution: enginev1.ExecutionPayloadHeaderCapella{
ParentHash: hj.Execution.ParentHash,
FeeRecipient: hj.Execution.FeeRecipient,
StateRoot: hj.Execution.StateRoot,
ReceiptsRoot: hj.Execution.ReceiptsRoot,
LogsBloom: hj.Execution.LogsBloom,
PrevRandao: hj.Execution.PrevRandao,
BlockNumber: uint64(hj.Execution.BlockNumber),
GasLimit: uint64(hj.Execution.GasLimit),
GasUsed: uint64(hj.Execution.GasUsed),
Timestamp: uint64(hj.Execution.Timestamp),
ExtraData: hj.Execution.ExtraData,
BaseFeePerGas: hj.Execution.BaseFeePerGas.SSZBytes(),
BlockHash: hj.Execution.BlockHash,
TransactionsRoot: hj.Execution.TransactionsRoot,
WithdrawalsRoot: hj.Execution.WithdrawalsRoot,
},
ExecutionBranch: hj.ExecutionBranch,
}
return nil
}
type LightClientBootstrapResponse struct {
Data LightClientBootstrap `json:"data"`
Version string `json:"version"`
}
type LightClientBootstrap struct {
Header LightClientHeader `json:"header"`
CurrentSyncCommittee SyncCommittee `json:"current_sync_committee"`
CurrentSyncCommitteeBranch []hexutil.Bytes `json:"current_sync_committee_branch"`
}
type LightClientUpdateResponse struct {
Version string `json:"version"`
Data LightClientUpdateData `json:"data"`
}
type LightClientUpdatesResponse = []LightClientUpdateResponse
type LightClientUpdateData struct {
AttestedHeader LightClientHeader `json:"attested_header"`
NextSyncCommittee SyncCommittee `json:"next_sync_committee"`
NextSyncCommitteeBranch []hexutil.Bytes `json:"next_sync_committee_branch"`
FinalizedHeader LightClientHeader `json:"finalized_header"`
FinalityBranch []hexutil.Bytes `json:"finality_branch"`
SyncAggregate SyncAggregate `json:"sync_aggregate"`
SignatureSlot Uint64 `json:"signature_slot"`
}
type LightClientFinalityUpdateResponse struct {
Data LightClientFinalityUpdate `json:"data"`
Version string `json:"version"`
}
type LightClientFinalityUpdate struct {
AttestedHeader LightClientHeader `json:"attested_header"`
FinalizedHeader LightClientHeader `json:"finalized_header"`
FinalityBranch []hexutil.Bytes `json:"finality_branch"`
SyncAggregate SyncAggregate `json:"sync_aggregate"`
SignatureSlot Uint64 `json:"signature_slot"`
}
type StateFinalityCheckpointResponse = apimiddleware.StateFinalityCheckpointResponseJson
type SyncAggregate struct {
SyncCommitteeBits hexutil.Bytes `json:"sync_committee_bits"`
SyncCommitteeSignature hexutil.Bytes `json:"sync_committee_signature"`
}
type SyncCommittee struct {
PubKeys []hexutil.Bytes `json:"pubkeys"`
AggregatePubKey hexutil.Bytes `json:"aggregate_pubkey"`
}