hardcoded Genesis validator root

CHANGELOG.md

@@ -38,6 +38,7 @@ The format is based on Keep a Changelog, and this project adheres to Semantic Ve
 - Updated k8s-io/client-go to v0.30.4 and k8s-io/apimachinery to v0.30.4
 - Migrated tracing library from opencensus to opentelemetry for both the beacon node and validator.
 - Refactored light client code to make it more readable and make future PRs easier.
+- Replaced st.GenesisValidatorsRoot() function in p2p and rpc packages with hardcoded value of Genesis validator root
 
 ### Deprecated
 - `--disable-grpc-gateway` flag is deprecated due to grpc gateway removal.

beacon-chain/p2p/service.go

@@ -413,7 +413,7 @@ func (s *Service) awaitStateInitialized() {
 		log.WithError(err).Fatal("failed to receive initial genesis data")
 	}
 	s.genesisTime = clock.GenesisTime()
-	gvr := clock.GenesisValidatorsRoot()
+	gvr := params.BeaconConfig().GenesisValidatorsRoot
 	s.genesisValidatorsRoot = gvr[:]
 	_, err = s.currentForkDigest() // initialize fork digest cache
 	if err != nil {

beacon-chain/rpc/prysm/v1alpha1/node/BUILD.bazel

@@ -11,6 +11,7 @@ go_library(
         "//beacon-chain/execution:go_default_library",
         "//beacon-chain/p2p:go_default_library",
         "//beacon-chain/sync:go_default_library",
+        "//config/params:go_default_library",
         "//io/logs:go_default_library",
         "//monitoring/tracing/trace:go_default_library",
         "//proto/prysm/v1alpha1:go_default_library",

beacon-chain/rpc/prysm/v1alpha1/node/server.go

@@ -20,6 +20,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/beacon-chain/execution"
 	"github.com/prysmaticlabs/prysm/v5/beacon-chain/p2p"
 	"github.com/prysmaticlabs/prysm/v5/beacon-chain/sync"
+	"github.com/prysmaticlabs/prysm/v5/config/params"
 	"github.com/prysmaticlabs/prysm/v5/io/logs"
 	"github.com/prysmaticlabs/prysm/v5/monitoring/tracing/trace"
 	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
@@ -101,11 +102,11 @@ func (ns *Server) GetGenesis(ctx context.Context, _ *empty.Empty) (*ethpb.Genesi
 		gt = timestamppb.New(genesisTime)
 	}
 
-	genValRoot := ns.GenesisFetcher.GenesisValidatorsRoot()
+	genValRoot := params.BeaconConfig().GenesisValidatorsRoot[:]
 	return &ethpb.Genesis{
 		GenesisTime:            gt,
 		DepositContractAddress: contractAddr,
-		GenesisValidatorsRoot:  genValRoot[:],
+		GenesisValidatorsRoot:  genValRoot,
 	}, nil
 }
 

beacon-chain/rpc/prysm/v1alpha1/validator/server.go

@@ -187,7 +187,7 @@ func (vs *Server) WaitForChainStart(_ *emptypb.Empty, stream ethpb.BeaconNodeVal
 		res := &ethpb.ChainStartResponse{
 			Started:               true,
 			GenesisTime:           head.GenesisTime(),
-			GenesisValidatorsRoot: head.GenesisValidatorsRoot(),
+			GenesisValidatorsRoot: params.BeaconConfig().GenesisValidatorsRoot[:],
 		}
 		return stream.Send(res)
 	}
@@ -198,11 +198,10 @@ func (vs *Server) WaitForChainStart(_ *emptypb.Empty, stream ethpb.BeaconNodeVal
 	}
 	log.WithField("startTime", clock.GenesisTime()).Debug("Received chain started event")
 	log.Debug("Sending genesis time notification to connected validator clients")
-	gvr := clock.GenesisValidatorsRoot()
 	res := &ethpb.ChainStartResponse{
 		Started:               true,
 		GenesisTime:           uint64(clock.GenesisTime().Unix()),
-		GenesisValidatorsRoot: gvr[:],
+		GenesisValidatorsRoot: params.BeaconConfig().GenesisValidatorsRoot[:],
 	}
 	return stream.Send(res)
 }