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tailscale/version/prop.go

77 lines
1.9 KiB
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 version
import (
"os"
"path/filepath"
"runtime"
"strings"
"tailscale.com/syncs"
)
// IsMobile reports whether this is a mobile client build.
func IsMobile() bool {
return runtime.GOOS == "android" || runtime.GOOS == "ios"
}
// OS returns runtime.GOOS, except instead of returning "darwin" it
// returns "iOS" or "macOS".
func OS() string {
if runtime.GOOS == "ios" {
return "iOS"
}
if runtime.GOOS == "darwin" {
return "macOS"
}
return runtime.GOOS
}
// IsSandboxedMacOS reports whether this process is a sandboxed macOS
// process (either the app or the extension). It is true for the Mac App Store
// and macsys (System Extension) version on macOS, and false for
// tailscaled-on-macOS.
func IsSandboxedMacOS() bool {
if runtime.GOOS != "darwin" {
return false
}
if IsMacSysExt() {
return true
}
exe, _ := os.Executable()
return strings.HasSuffix(exe, "/Contents/MacOS/Tailscale") || strings.HasSuffix(exe, "/Contents/MacOS/IPNExtension")
}
var isMacSysExt syncs.AtomicValue[bool]
// IsMacSysExt whether this binary is from the standalone "System
// Extension" (a.k.a. "macsys") version of Tailscale for macOS.
func IsMacSysExt() bool {
if runtime.GOOS != "darwin" {
return false
}
if b, ok := isMacSysExt.LoadOk(); ok {
return b
}
exe, err := os.Executable()
if err != nil {
return false
}
v := filepath.Base(exe) == "io.tailscale.ipn.macsys.network-extension"
isMacSysExt.Store(v)
return v
}
// IsWindowsGUI reports whether the current process is the Windows GUI.
func IsWindowsGUI() bool {
if runtime.GOOS != "windows" {
return false
}
exe, _ := os.Executable()
exe = filepath.Base(exe)
return strings.EqualFold(exe, "tailscale-ipn.exe") || strings.EqualFold(exe, "tailscale-ipn")
}