prysm-pulse/testing/util/sync_committee.go
terence tsao 4bf935928b
Use field params root length (#10012)
* Use config length 32

* Add root length to minimal

* Fix build

* Gaz
2021-12-14 18:42:05 +00:00

38 lines
1.2 KiB
Go

package util
import (
fieldparams "github.com/prysmaticlabs/prysm/config/fieldparams"
"github.com/prysmaticlabs/prysm/config/params"
"github.com/prysmaticlabs/prysm/encoding/bytesutil"
ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
)
// HydrateSyncCommittee hydrates the provided sync committee message.
func HydrateSyncCommittee(s *ethpb.SyncCommitteeMessage) *ethpb.SyncCommitteeMessage {
if s.Signature == nil {
s.Signature = make([]byte, 96)
}
if s.BlockRoot == nil {
s.BlockRoot = make([]byte, fieldparams.RootLength)
}
return s
}
// ConvertToCommittee takes a list of pubkeys and returns a SyncCommittee with
// these keys as members. Some keys may appear repeated
func ConvertToCommittee(inputKeys [][]byte) *ethpb.SyncCommittee {
var pubKeys [][]byte
for i := uint64(0); i < params.BeaconConfig().SyncCommitteeSize; i++ {
if i < uint64(len(inputKeys)) {
pubKeys = append(pubKeys, bytesutil.PadTo(inputKeys[i], params.BeaconConfig().BLSPubkeyLength))
} else {
pubKeys = append(pubKeys, bytesutil.PadTo([]byte{}, params.BeaconConfig().BLSPubkeyLength))
}
}
return &ethpb.SyncCommittee{
Pubkeys: pubKeys,
AggregatePubkey: bytesutil.PadTo([]byte{}, params.BeaconConfig().BLSPubkeyLength),
}
}