prysm-pulse/beacon-chain/p2p/gossip_topic_mappings.go
terencechain d17996f8b0
Update to V4 🚀 (#12134)
* Update V3 from V4

* Fix build v3 -> v4

* Update ssz

* Update beacon_chain.pb.go

* Fix formatter import

* Update update-mockgen.sh comment to v4

* Fix conflicts. Pass build and tests

* Fix test
2023-03-17 18:52:56 +00:00

68 lines
2.5 KiB
Go

package p2p
import (
"reflect"
"github.com/prysmaticlabs/prysm/v4/config/params"
"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
ethpb "github.com/prysmaticlabs/prysm/v4/proto/prysm/v1alpha1"
"google.golang.org/protobuf/proto"
)
// gossipTopicMappings represent the protocol ID to protobuf message type map for easy
// lookup.
var gossipTopicMappings = map[string]proto.Message{
BlockSubnetTopicFormat: &ethpb.SignedBeaconBlock{},
AttestationSubnetTopicFormat: &ethpb.Attestation{},
ExitSubnetTopicFormat: &ethpb.SignedVoluntaryExit{},
ProposerSlashingSubnetTopicFormat: &ethpb.ProposerSlashing{},
AttesterSlashingSubnetTopicFormat: &ethpb.AttesterSlashing{},
AggregateAndProofSubnetTopicFormat: &ethpb.SignedAggregateAttestationAndProof{},
SyncContributionAndProofSubnetTopicFormat: &ethpb.SignedContributionAndProof{},
SyncCommitteeSubnetTopicFormat: &ethpb.SyncCommitteeMessage{},
BlsToExecutionChangeSubnetTopicFormat: &ethpb.SignedBLSToExecutionChange{},
}
// GossipTopicMappings is a function to return the assigned data type
// versioned by epoch.
func GossipTopicMappings(topic string, epoch primitives.Epoch) proto.Message {
if topic == BlockSubnetTopicFormat {
if epoch >= params.BeaconConfig().CapellaForkEpoch {
return &ethpb.SignedBeaconBlockCapella{}
}
if epoch >= params.BeaconConfig().BellatrixForkEpoch {
return &ethpb.SignedBeaconBlockBellatrix{}
}
if epoch >= params.BeaconConfig().AltairForkEpoch {
return &ethpb.SignedBeaconBlockAltair{}
}
}
return gossipTopicMappings[topic]
}
// AllTopics returns all topics stored in our
// gossip mapping.
func AllTopics() []string {
var topics []string
for k := range gossipTopicMappings {
topics = append(topics, k)
}
return topics
}
// GossipTypeMapping is the inverse of GossipTopicMappings so that an arbitrary protobuf message
// can be mapped to a protocol ID string.
var GossipTypeMapping = make(map[reflect.Type]string, len(gossipTopicMappings))
func init() {
for k, v := range gossipTopicMappings {
GossipTypeMapping[reflect.TypeOf(v)] = k
}
// Specially handle Altair objects.
GossipTypeMapping[reflect.TypeOf(&ethpb.SignedBeaconBlockAltair{})] = BlockSubnetTopicFormat
// Specially handle Bellatrix objects.
GossipTypeMapping[reflect.TypeOf(&ethpb.SignedBeaconBlockBellatrix{})] = BlockSubnetTopicFormat
// Specially handle Capella objects
GossipTypeMapping[reflect.TypeOf(&ethpb.SignedBeaconBlockCapella{})] = BlockSubnetTopicFormat
}