mirror of
https://github.com/tailscale/tailscale.git
synced 2024-12-01 22:15:51 +00:00
27 lines
767 B
Go
27 lines
767 B
Go
|
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style
|
||
|
|
// license that can be found in the LICENSE file.
|
||
|
|
|
||
|
|
package controlclient
|
||
|
|
|
||
|
|
import (
|
||
|
|
"os/exec"
|
||
|
|
"strings"
|
||
|
|
"syscall"
|
||
|
|
)
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
osVersion = osVersionWindows
|
||
|
|
}
|
||
|
|
|
||
|
|
func osVersionWindows() string {
|
||
|
|
cmd := exec.Command("cmd", "/c", "ver")
|
||
|
|
cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
|
||
|
|
out, _ := cmd.Output() // "\nMicrosoft Windows [Version 10.0.19041.388]\n\n"
|
||
|
|
s := strings.TrimSpace(string(out))
|
||
|
|
s = strings.TrimPrefix(s, "Microsoft Windows [")
|
||
|
|
s = strings.TrimSuffix(s, "]")
|
||
|
|
s = strings.TrimPrefix(s, "Version ") // is this localized? do it last in case.
|
||
|
|
return s // "10.0.19041.388", ideally
|
||
|
|
}
|