prysm-pulse/proto/slashing/slashing.proto
Alon Muroch 98557e8f5e
highest slashing attestation RPC endpoint (#7647)
* highest slashing attestation RPC endpoint

* slasher mock fix

* Update proto/slashing/slashing.proto

Co-authored-by: Shay Zluf <thezluf@gmail.com>

* comments + small fixes

* PR review ctx comments and fixes

Co-authored-by: Shay Zluf <thezluf@gmail.com>
2020-11-22 08:51:20 +00:00

78 lines
3.2 KiB
Protocol Buffer

syntax = "proto3";
package ethereum.slashing;
import "eth/v1alpha1/beacon_block.proto";
import "github.com/gogo/protobuf/gogoproto/gogo.proto";
// Slasher service API
//
// Slasher service provides an interface for validators and beacon chain server to query
// and subscribe for slashable events on the network as well as to make sure that the
// attestation or proposal they are going to submit to the network are not going to
// produce a slashable event.
service Slasher {
// Returns any found attester slashings if the passed in attestation conflicts with a validators history.
rpc IsSlashableAttestation(ethereum.eth.v1alpha1.IndexedAttestation) returns (AttesterSlashingResponse);
// Returns any found proposer slashings if the passed in proposal conflicts with a validators history.
rpc IsSlashableBlock(ethereum.eth.v1alpha1.SignedBeaconBlockHeader) returns (ProposerSlashingResponse);
// Returns if a given indexed attestation could be slashable when compared to the slashers history for the attesters.
// This function is read-only, and does not need the indexed attestation to be signed.
rpc IsSlashableAttestationNoUpdate(ethereum.eth.v1alpha1.IndexedAttestation) returns (Slashable);
// Returns if a given beacon block header could be slashable when compared to the slashers history for the proposer.
// This function is read-only, and does not need the beacon block header to be signed.
rpc IsSlashableBlockNoUpdate(ethereum.eth.v1alpha1.BeaconBlockHeader) returns (Slashable);
// Returns the highest source and target attestation for validator indexes that have been observed by the slasher.
rpc HighestAttestations(HighestAttestationRequest) returns (HighestAttestationResponse);
}
message HighestAttestationRequest {
repeated uint64 validator_ids = 1;
}
message HighestAttestationResponse {
repeated HighestAttestation attestations = 1;
}
message HighestAttestation {
uint64 validator_id = 1;
uint64 highest_source_epoch = 2;
uint64 highest_target_epoch = 3;
}
message ProposerSlashingResponse {
repeated ethereum.eth.v1alpha1.ProposerSlashing proposer_slashing = 1;
}
message Slashable {
bool slashable = 1;
}
message AttesterSlashingResponse {
repeated ethereum.eth.v1alpha1.AttesterSlashing attester_slashing = 1;
}
// ProposalHistory defines the structure for recording a validator's historical proposals.
// Using a bitlist to represent the epochs and an uint64 to mark the latest marked
// epoch of the bitlist, we can easily store which epochs a validator has proposed
// a block for while pruning the older data.
message ProposalHistory {
bytes epoch_bits = 1 [(gogoproto.casttype) = "github.com/prysmaticlabs/go-bitfield.Bitlist"];
uint64 latest_epoch_written = 2;
}
// AttestationHistory defines the structure for recording a validator's historical attestation.
// Using a map[uint64]uint64 to map its target epoch to its source epoch, in order to detect if a
// vote being created is not a double vote and surrounded by, or surrounding any other votes.
// Using an uint64 to mark the latest written epoch, we can safely perform a rolling prune whenever
// the history is updated.
message AttestationHistory {
map<uint64, uint64> target_to_source = 1;
uint64 latest_epoch_written = 2;
}