Merge pull request #4709 from wanyaoqi/bugfix/wyq/host-misc-20200108

host misc fix

pkg/util/fuseutils/fuseutils.go

@@ -61,7 +61,7 @@ func MountFusefs(fetcherfsPath, url, tmpdir, token, mntpath string, blocksize in
 
 	var cmd = []string{fetcherfsPath, "-s", "-o", opts, mntpath}
 	log.Infof("%s", strings.Join(cmd, " "))
-	err := procutils.NewCommand(cmd[0], cmd[1:]...).Run()
+	err := procutils.NewRemoteCommandAsFarAsPossible(cmd[0], cmd[1:]...).Run()
 	if err != nil {
 		log.Errorf("Mount fetcherfs filed: %s", err)
 		procutils.NewCommand("umount", mntpath).Run()

pkg/util/sysutils/kvm.go

@@ -96,13 +96,16 @@ func detectiveKVMModuleSupport() string {
 func ModprobeKvmModule(name string, remove, nest bool) bool {
 	var params = []string{"modprobe"}
 	if remove {
-		params = append(params, "-r")
+		if err := procutils.NewCommand("rmmod", name).Run(); err != nil {
+			log.Errorf("rmmod failed %s: %s", name, err)
+		}
 	}
 	params = append(params, name)
 	if nest {
 		params = append(params, "nested=1")
 	}
 	if err := procutils.NewCommand(params[0], params[1:]...).Run(); err != nil {
+		log.Errorf("Modprobe kvm %v failed: %s", params, err)
 		return false
 	}
 	return true