iface

package
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Published: Aug 31, 2021 License: GPL-3.0 Imports: 6 Imported by: 7

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Overview

Package iface defines an interface for the validator database.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type ValidatorDB

type ValidatorDB interface {
	io.Closer
	backuputil.BackupExporter
	DatabasePath() string
	ClearDB() error
	RunUpMigrations(ctx context.Context) error
	RunDownMigrations(ctx context.Context) error
	UpdatePublicKeysBuckets(publicKeys [][48]byte) error

	// Genesis information related methods.
	GenesisValidatorsRoot(ctx context.Context) ([]byte, error)
	SaveGenesisValidatorsRoot(ctx context.Context, genValRoot []byte) error

	// Proposer protection related methods.
	HighestSignedProposal(ctx context.Context, publicKey [48]byte) (types.Slot, bool, error)
	LowestSignedProposal(ctx context.Context, publicKey [48]byte) (types.Slot, bool, error)
	ProposalHistoryForPubKey(ctx context.Context, publicKey [48]byte) ([]*kv.Proposal, error)
	ProposalHistoryForSlot(ctx context.Context, publicKey [48]byte, slot types.Slot) ([32]byte, bool, error)
	SaveProposalHistoryForSlot(ctx context.Context, pubKey [48]byte, slot types.Slot, signingRoot []byte) error
	ProposedPublicKeys(ctx context.Context) ([][48]byte, error)

	// Attester protection related methods.
	// Methods to store and read blacklisted public keys from EIP-3076
	// slashing protection imports.
	EIPImportBlacklistedPublicKeys(ctx context.Context) ([][48]byte, error)
	SaveEIPImportBlacklistedPublicKeys(ctx context.Context, publicKeys [][48]byte) error
	SigningRootAtTargetEpoch(ctx context.Context, publicKey [48]byte, target types.Epoch) ([32]byte, error)
	LowestSignedTargetEpoch(ctx context.Context, publicKey [48]byte) (types.Epoch, bool, error)
	LowestSignedSourceEpoch(ctx context.Context, publicKey [48]byte) (types.Epoch, bool, error)
	AttestedPublicKeys(ctx context.Context) ([][48]byte, error)
	CheckSlashableAttestation(
		ctx context.Context, pubKey [48]byte, signingRoot [32]byte, att *ethpb.IndexedAttestation,
	) (kv.SlashingKind, error)
	SaveAttestationForPubKey(
		ctx context.Context, pubKey [48]byte, signingRoot [32]byte, att *ethpb.IndexedAttestation,
	) error
	SaveAttestationsForPubKey(
		ctx context.Context, pubKey [48]byte, signingRoots [][32]byte, atts []*ethpb.IndexedAttestation,
	) error
	AttestationHistoryForPubKey(
		ctx context.Context, pubKey [48]byte,
	) ([]*kv.AttestationRecord, error)

	// Graffiti ordered index related methods
	SaveGraffitiOrderedIndex(ctx context.Context, index uint64) error
	GraffitiOrderedIndex(ctx context.Context, fileHash [32]byte) (uint64, error)
}

ValidatorDB defines the necessary methods for a Prysm validator DB.

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