change explorer node storage folder (#2720)

api/service/explorer/storage.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/harmony-one/harmony/core/types"
+	nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
 	"github.com/harmony-one/harmony/internal/utils"
 	staking "github.com/harmony-one/harmony/staking/types"
 	"github.com/syndtr/goleveldb/leveldb"
@@ -46,7 +47,7 @@ func GetStorageInstance(ip, port string, remove bool) *Storage {
 
 // Init initializes the block update.
 func (storage *Storage) Init(ip, port string, remove bool) {
-	dbFileName := "/tmp/explorer_storage_" + ip + "_" + port
+	dbFileName := nodeconfig.GetDefaultConfig().DBDir + "/explorer_storage_" + ip + "_" + port
 	var err error
 	if remove {
 		var err = os.RemoveAll(dbFileName)

api/service/explorer/storage_test.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"testing"
 
+	nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -14,6 +15,7 @@ func TestGetAddressKey(t *testing.T) {
 
 // TestInit ..
 func TestInit(t *testing.T) {
+	nodeconfig.GetDefaultConfig().DBDir = "/tmp"
 	ins := GetStorageInstance("1.1.1.1", "3333", true)
 	if err := ins.GetDB().Put([]byte{1}, []byte{2}, nil); err != nil {
 		t.Fatal("(*LDBDatabase).Put failed:", err)

cmd/harmony/main.go

@@ -523,6 +523,7 @@ func setupConsensusAndNode(nodeConfig *nodeconfig.ConfigType) *node.Node {
 		nodeconfig.NewGroupIDByShardID(shard.BeaconChainShardID),
 	)
 
+	nodeconfig.GetDefaultConfig().DBDir = nodeConfig.DBDir
 	switch *nodeType {
 	case "explorer":
 		nodeconfig.SetDefaultRole(nodeconfig.ExplorerNode)