UID 0 on Unixes, SYSTEM SID on Windows. GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/4148
42 lines
930 B
Go
42 lines
930 B
Go
// Copyright (C) 2017 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package main
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import "syscall"
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa379649(v=vs.85).aspx
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const securityLocalSystemRID = "S-1-5-18"
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func isSuperUser() bool {
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tok, err := syscall.OpenCurrentProcessToken()
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if err != nil {
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l.Debugln("OpenCurrentProcessToken:", err)
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return false
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}
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defer tok.Close()
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user, err := tok.GetTokenUser()
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if err != nil {
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l.Debugln("GetTokenUser:", err)
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return false
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}
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if user.User.Sid == nil {
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l.Debugln("sid is nil")
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return false
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}
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sid, err := user.User.Sid.String()
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if err != nil {
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l.Debugln("Sid.String():", err)
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return false
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}
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l.Debugf("SID: %q", sid)
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return sid == securityLocalSystemRID
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}
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