disable xattr by default (--enable-xattr)

cmd/mount.go

@@ -177,7 +177,7 @@ func mount(c *cli.Context) error {
 	if !c.Bool("no-usage-report") {
 		go reportUsage(m)
 	}
-	err = fuse.Main(conf, c.String("o"), c.Float64("attr-cache"), c.Float64("entry-cache"), c.Float64("dir-entry-cache"))
+	err = fuse.Main(conf, c.String("o"), c.Float64("attr-cache"), c.Float64("entry-cache"), c.Float64("dir-entry-cache"), c.Bool("enable-xattr"))
 	if err != nil {
 		logger.Fatalf("fuse: %s", err)
 	}
@@ -229,6 +229,10 @@ func mountFlags() *cli.Command {
 				Value: 1.0,
 				Usage: "dir entry cache timeout in seconds",
 			},
+			&cli.BoolFlag{
+				Name:  "enable-xattr",
+				Usage: "enable extended attributes (xattr)",
+			},
 
 			&cli.IntFlag{
 				Name:  "get-timeout",

pkg/fuse/fuse.go

@@ -404,7 +404,7 @@ func (fs *JFS) StatFs(cancel <-chan struct{}, in *fuse.InHeader, out *fuse.Statf
 	return 0
 }
 
-func Main(conf *vfs.Config, options string, attrcacheto_, entrycacheto_, direntrycacheto_ float64) error {
+func Main(conf *vfs.Config, options string, attrcacheto_, entrycacheto_, direntrycacheto_ float64, xattrs bool) error {
 	if err := syscall.Setpriority(syscall.PRIO_PROCESS, os.Getpid(), -19); err != nil {
 		logger.Warnf("setpriority: %s", err)
 	}
@@ -420,7 +420,7 @@ func Main(conf *vfs.Config, options string, attrcacheto_, entrycacheto_, direntr
 	opt.SingleThreaded = false
 	opt.MaxBackground = 50
 	opt.EnableLocks = true
-	opt.DisableXAttrs = false
+	opt.DisableXAttrs = !xattrs
 	opt.IgnoreSecurityLabels = true
 	opt.MaxWrite = 1 << 20
 	opt.MaxReadAhead = 1 << 20