syncthing/lib/syncthing/superuser_windows.go
Simon Frei 0025e9ccfb all: Refactor cmd/syncthing creating lib/syncthing (ref #4085) (#5805)
* add skeleton for lib/syncthing

* copy syncthingMain to lib/syncthing (verbatim)

* Remove code to deduplicate copies of syncthingMain

* fix simple build errors

* move stuff from main to syncthing with minimal mod

* merge runtime options

* actually use syncthing.App

* pass io.writer to lib/syncthing for auditing

* get rid of env stuff in lib/syncthing

* add .Error() and comments

* review: Remove fs interactions from lib

* and go 1.13 happened

* utility functions
2019-07-14 11:43:13 +01:00

42 lines
935 B
Go

// Copyright (C) 2017 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package syncthing
import "syscall"
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa379649(v=vs.85).aspx
const securityLocalSystemRID = "S-1-5-18"
func isSuperUser() bool {
tok, err := syscall.OpenCurrentProcessToken()
if err != nil {
l.Debugln("OpenCurrentProcessToken:", err)
return false
}
defer tok.Close()
user, err := tok.GetTokenUser()
if err != nil {
l.Debugln("GetTokenUser:", err)
return false
}
if user.User.Sid == nil {
l.Debugln("sid is nil")
return false
}
sid, err := user.User.Sid.String()
if err != nil {
l.Debugln("Sid.String():", err)
return false
}
l.Debugf("SID: %q", sid)
return sid == securityLocalSystemRID
}