start filer local socket only on non windows

fix https://github.com/chrislusf/seaweedfs/issues/2930

weed/command/filer.go

@@ -5,6 +5,7 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"runtime"
 	"time"
 
 	"google.golang.org/grpc/reflection"
@@ -248,18 +249,6 @@ func (fo *FilerOptions) startFiler() {
 		glog.Fatalf("Filer listener error: %v", e)
 	}
 
-	// start on local unix socket
-	if *fo.localSocket == "" {
-		*fo.localSocket = fmt.Sprintf("/tmp/seaweefs-filer-%d.sock", *fo.port)
-		if err := os.Remove(*fo.localSocket); err != nil && !os.IsNotExist(err) {
-			glog.Fatalf("Failed to remove %s, error: %s", *fo.localSocket, err.Error())
-		}
-	}
-	filerSocketListener, err := net.Listen("unix", *fo.localSocket)
-	if err != nil {
-		glog.Fatalf("Failed to listen on %s: %v", *fo.localSocket, err)
-	}
-
 	// starting grpc server
 	grpcPort := *fo.portGrpc
 	grpcL, grpcLocalL, err := util.NewIpAndLocalListeners(*fo.bindIp, grpcPort, 0)
@@ -275,9 +264,22 @@ func (fo *FilerOptions) startFiler() {
 	go grpcS.Serve(grpcL)
 
 	httpS := &http.Server{Handler: defaultMux}
-	go func() {
-		httpS.Serve(filerSocketListener)
-	}()
+	if runtime.GOOS != "windows" {
+		if *fo.localSocket == "" {
+			*fo.localSocket = fmt.Sprintf("/tmp/seaweefs-filer-%d.sock", *fo.port)
+			if err := os.Remove(*fo.localSocket); err != nil && !os.IsNotExist(err) {
+				glog.Fatalf("Failed to remove %s, error: %s", *fo.localSocket, err.Error())
+			}
+		}
+		go func() {
+			// start on local unix socket
+			filerSocketListener, err := net.Listen("unix", *fo.localSocket)
+			if err != nil {
+				glog.Fatalf("Failed to listen on %s: %v", *fo.localSocket, err)
+			}
+			httpS.Serve(filerSocketListener)
+		}()
+	}
 	if filerLocalListener != nil {
 		go func() {
 			if err := httpS.Serve(filerLocalListener); err != nil {