add constant

weed/cluster/cluster.go

@@ -13,6 +13,7 @@ const (
 	VolumeServerType = "volumeServer"
 	FilerType        = "filer"
 	BrokerType       = "broker"
+	S3Type           = "s3"
 )
 
 type FilerGroupName string

weed/s3api/s3api_server.go

@@ -11,25 +11,26 @@ import (
 	"strings"
 	"time"
 
+	"github.com/gorilla/mux"
+	"google.golang.org/grpc"
+
+	"github.com/seaweedfs/seaweedfs/weed/cluster"
 	"github.com/seaweedfs/seaweedfs/weed/credential"
 	"github.com/seaweedfs/seaweedfs/weed/filer"
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/iam/integration"
 	"github.com/seaweedfs/seaweedfs/weed/iam/policy"
 	"github.com/seaweedfs/seaweedfs/weed/iam/sts"
-	"github.com/seaweedfs/seaweedfs/weed/pb/s3_pb"
-	"github.com/seaweedfs/seaweedfs/weed/util/grace"
-	"github.com/seaweedfs/seaweedfs/weed/wdclient"
-
-	"github.com/gorilla/mux"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
+	"github.com/seaweedfs/seaweedfs/weed/pb/s3_pb"
 	. "github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants"
 	"github.com/seaweedfs/seaweedfs/weed/s3api/s3err"
 	"github.com/seaweedfs/seaweedfs/weed/security"
 	"github.com/seaweedfs/seaweedfs/weed/util"
+	"github.com/seaweedfs/seaweedfs/weed/util/grace"
 	util_http "github.com/seaweedfs/seaweedfs/weed/util/http"
 	util_http_client "github.com/seaweedfs/seaweedfs/weed/util/http/client"
-	"google.golang.org/grpc"
+	"github.com/seaweedfs/seaweedfs/weed/wdclient"
 )
 
 type S3ApiServerOption struct {
@@ -108,7 +109,7 @@ func NewS3ApiServerWithStore(router *mux.Router, option *S3ApiServerOption, expl
 		for i, addr := range option.Masters {
 			masterMap[fmt.Sprintf("master%d", i)] = addr
 		}
-		masterClient := wdclient.NewMasterClient(option.GrpcDialOption, option.FilerGroup, "s3", "", "", "", *pb.NewServiceDiscoveryFromMap(masterMap))
+		masterClient := wdclient.NewMasterClient(option.GrpcDialOption, option.FilerGroup, cluster.S3Type, "", "", "", *pb.NewServiceDiscoveryFromMap(masterMap))
 
 		filerClient = wdclient.NewFilerClient(option.Filers, option.GrpcDialOption, option.DataCenter, &wdclient.FilerClientOption{
 			MasterClient:      masterClient,