separate mounts from unmounts

command/mount.go

@@ -27,7 +27,7 @@ import (
 // mountCmd represents the mount command
 var mountCmd = &cobra.Command{
 	Use:   "mount",
-	Short: "Mount local filesystem inside the VM",
+	Short: "Mount/Unmount local filesystem inside the VM",
 	Long: `Mount local filesystem to a directory inside the VM, 
 if the guest directory is not specified, then /vermin is used
 
@@ -45,23 +45,33 @@ $ vermin mount vm_01 ~/Downloads
 
 To mount the ~/MyHtmlProject directory to /var/www/html inside the VM:
 $ vermin mount vm_01 ~/MyHtmlProject:/var/www/html
+
+To unmount previous mounted directories:
+$ vermin mount -r vm_01
 `,
 	Run: func(cmd *cobra.Command, args []string) {
 
-		vmName := args[0]
-		path := args[1]
+		vmName := normalizeVmName(args[0])
 		remove, _ := cmd.Flags().GetBool("remove")
 
-		p := strings.Split(path, ":")
-		hostPath := p[0]
-		checkFilePath(hostPath)
+		var err error
+		if remove {
+			err = vms.Unmount(vmName)
+		} else {
+			path := args[1]
+
+			p := strings.Split(path, ":")
+			hostPath := p[0]
+			checkFilePath(hostPath)
 
-		guestPath := "/vermin"
-		if len(p) > 1 {
-			guestPath = p[1]
+			guestPath := "/vermin"
+			if len(p) > 1 {
+				guestPath = p[1]
+			}
+
+			err = vms.Mount(vmName, hostPath, guestPath)
 		}
 
-		err := vms.Mount(vmName, hostPath, guestPath, remove)
 		if err != nil {
 			fmt.Println(err)
 			os.Exit(1)
@@ -71,7 +81,8 @@ $ vermin mount vm_01 ~/MyHtmlProject:/var/www/html
 		if len(args) < 1 {
 			return errors.New("vm required")
 		}
-		if len(args) < 2 {
+		remove, _ := cmd.Flags().GetBool("remove")
+		if !remove && len(args) < 2 {
 			return errors.New("path required")
 		}
 		return nil

hypervisor/virtualbox/virtualbox.go

@@ -151,6 +151,7 @@ func (*virtualbox) RemoveMounts(vmName, ipAddr string) error {
 
 	for i := range transientMounts {
 		mountName := transientMounts[i]
+		fmt.Println(mountName)
 		if _, err = vboxManage("sharedfolder", "remove", vmName, "--name", mountName, "--transient").Call(); err != nil {
 			return err
 		}

vms/mount.go

@@ -11,7 +11,7 @@ var (
 	mountHeader = fmt.Sprintf(mountFormat, "HOST DIR", "GUEST DIR")
 )
 
-func Mount(vmName, hostPath, guestPath string, remove bool) error {
+func Unmount(vmName string) error {
 	ipAddr, err := ip.Find(vmName, false)
 	if err != nil {
 		return err
@@ -21,10 +21,17 @@ func Mount(vmName, hostPath, guestPath string, remove bool) error {
 		return err
 	}
 
-	if remove {
-		if err = hypervisor.RemoveMounts(vmName, ipAddr); err != nil {
-			return err
-		}
+	return hypervisor.RemoveMounts(vmName, ipAddr)
+}
+
+func Mount(vmName, hostPath, guestPath string) error {
+	ipAddr, err := ip.Find(vmName, false)
+	if err != nil {
+		return err
+	}
+
+	if err := checkRunningVM(vmName); err != nil {
+		return err
 	}
 
 	return hypervisor.AddMount(vmName, ipAddr, hostPath, guestPath)