oh-my-posh/environment_windows.go

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2019-03-13 04:14:30 -07:00
package main
import (
"log"
"golang.org/x/sys/windows"
)
func (env *environment) isRunningAsRoot() bool {
var sid *windows.SID
// Although this looks scary, it is directly copied from the
// official windows documentation. The Go API for this is a
// direct wrap around the official C++ API.
// See https://docs.microsoft.com/en-us/windows/desktop/api/securitybaseapi/nf-securitybaseapi-checktokenmembership
err := windows.AllocateAndInitializeSid(
&windows.SECURITY_NT_AUTHORITY,
2,
windows.SECURITY_BUILTIN_DOMAIN_RID,
windows.DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&sid)
if err != nil {
log.Fatalf("SID Error: %s", err)
return false
}
// This appears to cast a null pointer so I'm not sure why this
// works, but this guy says it does and it Works for Me™:
// https://github.com/golang/go/issues/28804#issuecomment-438838144
token := windows.Token(0)
member, err := token.IsMember(sid)
if err != nil {
return false
}
return member && token.IsElevated()
}