Function NewMountCommand

cmd/mountlib/mount.go:275–359

NewMountCommand makes a mount command with the given name and Mount function

(commandName string, hidden bool, mount MountFn)

// NewMountCommand makes a mount command with the given name and Mount function
func NewMountCommand(commandName string, hidden bool, mount MountFn) *cobra.Command {
	var commandDefinition = &cobra.Command{
		Use:    commandName + " remote:path /path/to/mountpoint",
		Hidden: hidden,
		Short:  `Mount the remote as file system on a mountpoint.`,
		Long:   help(commandName) + strings.TrimSpace(vfs.Help()),
		Annotations: map[string]string{
			"versionIntroduced": "v1.33",
			"groups":            "Filter",
		},
		Run: func(command *cobra.Command, args []string) {
			cmd.CheckArgs(2, 2, command, args)

			if fs.GetConfig(context.Background()).UseListR {
				fs.Logf(nil, "--fast-list does nothing on a mount")
			}

			if Opt.Daemon {
				config.PassConfigKeyForDaemonization = true
			}

			if os.Getenv("PATH") == "" && runtime.GOOS != "windows" {
				// PATH can be unset when running under Autofs or Systemd mount
				fs.Debugf(nil, "Using fallback PATH to run fusermount")
				_ = os.Setenv("PATH", "/bin:/usr/bin")
			}

			// Show stats if the user has specifically requested them
			if cmd.ShowStats() {
				defer cmd.StartStats()()
			}

			mnt := NewMountPoint(mount, args[1], cmd.NewFsDir(args), &Opt, &vfscommon.Opt)
			mountDaemon, err := mnt.Mount()

			// Wait for foreground mount, if any...
			if mountDaemon == nil {
				if err == nil {
					defer systemd.Notify()()
					err = mnt.Wait()
				}
				if err != nil {
					fs.Fatalf(nil, "Fatal error: %v", err)
				}
				return
			}

			// Wait for mountDaemon, if any...
			killOnce := sync.Once{}
			killDaemon := func(reason string) {
				killOnce.Do(func() {
					if err := mountDaemon.Signal(os.Interrupt); err != nil {
						fs.Errorf(nil, "%s. Failed to terminate daemon pid %d: %v", reason, mountDaemon.Pid, err)
						return
					}
					fs.Debugf(nil, "%s. Terminating daemon pid %d", reason, mountDaemon.Pid)
				})
			}