Merge pull request ethereum#15 from flashbots/fix/SUAVE-236-deuce

Set beaconRoot in block header field

core/types/suave_structs.go

@@ -1,6 +1,3 @@
-// Code generated by suave/gen in https://github.com/flashbots/suave-geth.
-// DO NOT EDIT.
-// Hash: c60f303834fbdbbd940aae7cb3679cf3755a25f7384f1052c20bf6c38d9a0451
 package types
 
 import "github.com/ethereum/go-ethereum/common"
@@ -19,6 +16,7 @@ type BuildBlockArgs struct {
 	Random         common.Hash
 	Withdrawals    []*Withdrawal
 	Extra          []byte
+	BeaconRoot     common.Hash
 	FillPending    bool
 }
 
@@ -50,4 +48,4 @@ type SimulatedLog struct {
 	Data   []byte
 	Addr   common.Address
 	Topics []common.Hash
-}
+}

miner/worker.go

@@ -929,11 +929,12 @@ func (w *worker) prepareWork(genParams *generateParams) (*environment, error) {
 	}
 	// Construct the sealing block header.
 	header := &types.Header{
-		ParentHash: parent.Hash(),
-		Number:     new(big.Int).Add(parent.Number, common.Big1),
-		GasLimit:   core.CalcGasLimit(parent.GasLimit, w.config.GasCeil),
-		Time:       timestamp,
-		Coinbase:   genParams.coinbase,
+		ParentHash:       parent.Hash(),
+		Number:           new(big.Int).Add(parent.Number, common.Big1),
+		GasLimit:         core.CalcGasLimit(parent.GasLimit, w.config.GasCeil),
+		Time:             timestamp,
+		Coinbase:         genParams.coinbase,
+		ParentBeaconRoot: genParams.beaconRoot,
 	}
 	// Set the extra field.
 	if len(w.extra) != 0 {
@@ -1291,6 +1292,7 @@ func (w *worker) buildBlockFromTxs(ctx context.Context, args *types.BuildBlockAr
 		random:      args.Random,
 		extra:       args.Extra,
 		withdrawals: args.Withdrawals,
+		beaconRoot:  &args.BeaconRoot,
 		// noUncle:     true,
 		noTxs: false,
 	}
@@ -1339,6 +1341,7 @@ func (w *worker) buildBlockFromBundles(ctx context.Context, args *types.BuildBlo
 		random:      args.Random,
 		extra:       args.Extra,
 		withdrawals: args.Withdrawals,
+		beaconRoot:  &args.BeaconRoot,
 		// noUncle:     true,
 		noTxs: false,
 	}