fix the coinbase generate bug (#1136)

BytomDAO · Jul 14, 2018 · f53cde9 · f53cde9
1 parent ede27cc
commit f53cde9
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/mining/mining.go b/mining/mining.go
@@ -6,6 +6,7 @@ package mining
 
 import (
 	"sort"
+	"strconv"
 	"time"
 
 	log "github.com/sirupsen/logrus"
@@ -39,7 +40,9 @@ func createCoinbaseTx(accountManager *account.Manager, amount uint64, blockHeigh
 	}
 
 	builder := txbuilder.NewBuilder(time.Now())
-	if err = builder.AddInput(types.NewCoinbaseInput([]byte(string(blockHeight))), &txbuilder.SigningInstruction{}); err != nil {
+	if err = builder.AddInput(types.NewCoinbaseInput(
+		append([]byte{0x00}, []byte(strconv.FormatUint(blockHeight, 10))...),
+	), &txbuilder.SigningInstruction{}); err != nil {
 		return
 	}
 	if err = builder.AddOutput(types.NewTxOutput(*consensus.BTMAssetID, amount, script)); err != nil {