kopia/cli/command_mount_browse.go

package cli

import (
	"fmt"
	"os"
	"os/exec"
	"runtime"

	"github.com/rs/zerolog/log"
	"github.com/skratchdot/open-golang/open"
)

var (
	mountBrowser = mountCommand.Flag("browse", "Browse mounted filesystem using the provided method").Default("OS").Enum("NONE", "WEB", "OS")
)

var mountBrowsers = map[string]func(mountPoint string, addr string) error{
	"NONE": nil,
	"WEB":  openInWebBrowser,
	"OS":   openInOSBrowser,
}

func browseMount(mountPoint string, addr string) error {
	b := mountBrowsers[*mountBrowser]
	if b == nil {
		waitForCtrlC()
		return nil
	}

	return b(mountPoint, addr)
}

func openInWebBrowser(mountPoint string, addr string) error {
	startWebBrowser(addr)
	waitForCtrlC()
	return nil
}

func openInOSBrowser(mountPoint string, addr string) error {
	if runtime.GOOS == "windows" {
		return netUSE(mountPoint, addr)
	}

	startWebBrowser(addr)
	waitForCtrlC()
	return nil
}

func netUSE(mountPoint string, addr string) error {
	c := exec.Command("net", "use", mountPoint, addr)
	c.Stdout = os.Stdout
	c.Stderr = os.Stderr
	c.Stdin = os.Stdin
	if err := c.Run(); err != nil {
		return fmt.Errorf("unable to mount: %v", err)
	}

	startWebBrowser("x:\\")
	waitForCtrlC()

	c = exec.Command("net", "use", mountPoint, "/d")
	c.Stdout = os.Stdout
	c.Stderr = os.Stderr
	c.Stdin = os.Stdin
	if err := c.Run(); err != nil {
		return fmt.Errorf("unable to unmount: %v", err)
	}

	return nil
}

func startWebBrowser(url string) {
	if err := open.Start(url); err != nil {
		log.Warn().Err(err).Msg("unable to start web browser")
	}
}