135 lines
2.4 KiB
Go
135 lines
2.4 KiB
Go
package main
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import (
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_ "embed"
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"fmt"
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"os"
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"os/exec"
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"regexp"
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"strings"
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"github.com/getlantern/systray"
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)
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//go:generate go-winres make
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type (
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Entry struct {
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Key string
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Attributes map[string]string
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}
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)
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var (
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r *regexp.Regexp = regexp.MustCompile(`-+`)
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)
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//go:embed tray.ico
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var icon []byte
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type ()
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func main() {
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systray.Run(onReady, onExit)
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}
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func onReady() {
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entries := list()
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systray.SetTitle("Win2Linux")
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systray.SetTooltip("Switch from Windows to Linux")
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systray.SetIcon(icon)
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for _, entry := range entries {
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fmt.Println(entry.Attributes)
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key := entry.Key
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uuid := entry.Attributes["identifier"]
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if desc, ok := entry.Attributes["description"]; ok {
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key = desc
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}
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mCustom := systray.AddMenuItem(key, "Switch to"+key)
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go func() {
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<-mCustom.ClickedCh
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fmt.Println(uuid)
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reboot(uuid)
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}()
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}
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systray.AddSeparator()
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mQuit := systray.AddMenuItem("Quit", "Quit")
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go func() {
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<-mQuit.ClickedCh
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os.Exit(0)
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}()
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}
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func onExit() {
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// clean up here
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}
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func list() []Entry {
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cmd := exec.Command("bcdedit", "/enum", "firmware")
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out, err := cmd.Output()
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if err != nil {
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panic(err)
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}
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return parse(string(out))
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}
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func parse(out string) []Entry {
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lines := strings.Split(out, "\r\n")
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section := false
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lastLine := ""
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secName := ""
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a := make(map[string][]string)
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for _, l := range lines {
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if !section {
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if r.Match([]byte(l)) {
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secName = lastLine
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section = true
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}
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} else {
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if len(l) != 0 {
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a[secName] = append(a[secName], l)
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} else {
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section = false
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}
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}
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lastLine = l
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}
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var entries []Entry
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for k, sec := range a {
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entry := Entry{
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Key: k,
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Attributes: make(map[string]string),
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}
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for _, l := range sec {
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l = strings.Join(strings.Fields(l), " ")
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val := strings.Split(l, " ")
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if len(val) != 2 {
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if len(val) > 2 {
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val[1] = strings.Join(val[1:], " ")
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}
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continue
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}
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entry.Attributes[val[0]] = val[1]
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}
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entries = append(entries, entry)
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}
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return entries
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}
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func reboot(uuid string) {
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if err := exec.Command("bcdedit", "/Set", "{fwbootmgr}", "BootSequence", uuid, "/addFirst").Run(); err != nil {
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panic(err)
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}
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if err := exec.Command("shutdown", "/r", "/t", "0").Run(); err != nil {
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panic(err)
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}
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os.Exit(0)
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}
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