prysm-pulse/validator/db/iface/interface.go
2021-07-21 21:34:07 +00:00

65 lines
2.8 KiB
Go

// Package iface defines an interface for the validator database.
package iface
import (
"context"
"io"
types "github.com/prysmaticlabs/eth2-types"
ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
"github.com/prysmaticlabs/prysm/shared/backuputil"
"github.com/prysmaticlabs/prysm/validator/db/kv"
)
// Ensure the kv store implements the interface.
var _ = ValidatorDB(&kv.Store{})
// ValidatorDB defines the necessary methods for a Prysm validator DB.
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)
}