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https://github.com/OffchainLabs/prysm.git
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774b9a7159
* Migrate Prysm repo to Offchain Labs organization ahead of Pectra upgrade v6 * Replace prysmaticlabs with OffchainLabs on general markdowns * Update mock * Gazelle and add mock.go to excluded generated mock file
110 lines
3.2 KiB
Go
110 lines
3.2 KiB
Go
package payloadattribute
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import (
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"github.com/OffchainLabs/prysm/v6/beacon-chain/state"
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field_params "github.com/OffchainLabs/prysm/v6/config/fieldparams"
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"github.com/OffchainLabs/prysm/v6/consensus-types/blocks"
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"github.com/OffchainLabs/prysm/v6/consensus-types/interfaces"
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"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
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enginev1 "github.com/OffchainLabs/prysm/v6/proto/engine/v1"
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"github.com/OffchainLabs/prysm/v6/runtime/version"
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"github.com/pkg/errors"
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)
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var (
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_ = Attributer(&data{})
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)
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type data struct {
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version int
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timeStamp uint64
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prevRandao []byte
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suggestedFeeRecipient []byte
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withdrawals []*enginev1.Withdrawal
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parentBeaconBlockRoot []byte
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}
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var (
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errNilPayloadAttribute = errors.New("received nil payload attribute")
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errUnsupportedPayloadAttribute = errors.New("unsupported payload attribute")
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errNoParentRoot = errors.New("parent root is empty")
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)
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// New returns a new payload attribute with the given input object.
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func New(i interface{}) (Attributer, error) {
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switch a := i.(type) {
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case nil:
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return nil, blocks.ErrNilObject
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case *enginev1.PayloadAttributes:
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return initPayloadAttributeFromV1(a)
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case *enginev1.PayloadAttributesV2:
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return initPayloadAttributeFromV2(a)
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case *enginev1.PayloadAttributesV3:
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return initPayloadAttributeFromV3(a)
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default:
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return nil, errors.Wrapf(errUnsupportedPayloadAttribute, "unable to create payload attribute from type %T", i)
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}
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}
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// EmptyWithVersion returns an empty payload attribute with the given version.
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func EmptyWithVersion(version int) Attributer {
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return &data{
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version: version,
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}
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}
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func initPayloadAttributeFromV1(a *enginev1.PayloadAttributes) (Attributer, error) {
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if a == nil {
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return nil, errNilPayloadAttribute
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}
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return &data{
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version: version.Bellatrix,
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prevRandao: a.PrevRandao,
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timeStamp: a.Timestamp,
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suggestedFeeRecipient: a.SuggestedFeeRecipient,
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}, nil
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}
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func initPayloadAttributeFromV2(a *enginev1.PayloadAttributesV2) (Attributer, error) {
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if a == nil {
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return nil, errNilPayloadAttribute
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}
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return &data{
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version: version.Capella,
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prevRandao: a.PrevRandao,
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timeStamp: a.Timestamp,
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suggestedFeeRecipient: a.SuggestedFeeRecipient,
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withdrawals: a.Withdrawals,
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}, nil
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}
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func initPayloadAttributeFromV3(a *enginev1.PayloadAttributesV3) (Attributer, error) {
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if a == nil {
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return nil, errNilPayloadAttribute
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}
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return &data{
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version: version.Deneb,
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prevRandao: a.PrevRandao,
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timeStamp: a.Timestamp,
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suggestedFeeRecipient: a.SuggestedFeeRecipient,
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withdrawals: a.Withdrawals,
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parentBeaconBlockRoot: a.ParentBeaconBlockRoot,
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}, nil
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}
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// EventData holds the values for a PayloadAttributes event.
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type EventData struct {
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ProposerIndex primitives.ValidatorIndex
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ProposalSlot primitives.Slot
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ParentBlockNumber uint64
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ParentBlockRoot []byte
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ParentBlockHash []byte
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Attributer Attributer
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HeadState state.BeaconState
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HeadBlock interfaces.ReadOnlySignedBeaconBlock
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HeadRoot [field_params.RootLength]byte
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}
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