forked from prysmaticlabs/prysm
/
slashings.go
56 lines (52 loc) · 2.08 KB
/
slashings.go
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package beacon
import (
"context"
ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
"github.com/prysmaticlabs/prysm/shared/featureconfig"
"github.com/prysmaticlabs/prysm/shared/sliceutil"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// SubmitProposerSlashing receives a proposer slashing object via
// RPC and injects it into the beacon node's operations pool.
// Submission into this pool does not guarantee inclusion into a beacon block.
func (bs *Server) SubmitProposerSlashing(
ctx context.Context,
req *ethpb.ProposerSlashing,
) (*ethpb.SubmitSlashingResponse, error) {
beaconState, err := bs.HeadFetcher.HeadState(ctx)
if err != nil {
return nil, status.Errorf(codes.Internal, "Could not retrieve head state: %v", err)
}
if err := bs.SlashingsPool.InsertProposerSlashing(ctx, beaconState, req); err != nil {
return nil, status.Errorf(codes.Internal, "Could not insert proposer slashing into pool: %v", err)
}
if featureconfig.Get().BroadcastSlashings {
bs.Broadcaster.Broadcast(ctx, req)
}
return ðpb.SubmitSlashingResponse{
SlashedIndices: []uint64{req.ProposerIndex},
}, nil
}
// SubmitAttesterSlashing receives an attester slashing object via
// RPC and injects it into the beacon node's operations pool.
// Submission into this pool does not guarantee inclusion into a beacon block.
func (bs *Server) SubmitAttesterSlashing(
ctx context.Context,
req *ethpb.AttesterSlashing,
) (*ethpb.SubmitSlashingResponse, error) {
beaconState, err := bs.HeadFetcher.HeadState(ctx)
if err != nil {
return nil, status.Errorf(codes.Internal, "Could not retrieve head state: %v", err)
}
if err := bs.SlashingsPool.InsertAttesterSlashing(ctx, beaconState, req); err != nil {
return nil, status.Errorf(codes.Internal, "Could not insert attester slashing into pool: %v", err)
}
if featureconfig.Get().BroadcastSlashings {
bs.Broadcaster.Broadcast(ctx, req)
}
slashedIndices := sliceutil.IntersectionUint64(req.Attestation_1.AttestingIndices, req.Attestation_2.AttestingIndices)
return ðpb.SubmitSlashingResponse{
SlashedIndices: slashedIndices,
}, nil
}