mirror of
https://github.com/Luzifer/password.git
synced 2024-09-20 10:52:57 +00:00
44 lines
885 B
Go
44 lines
885 B
Go
|
// Copyright 2010 Jonas mg
|
||
|
|
//
|
||
|
|
// 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 http://mozilla.org/MPL/2.0/.
|
||
|
|
|
||
|
|
package user
|
||
|
|
|
||
|
|
import "os"
|
||
|
|
|
||
|
|
var isRoot bool
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
// Root's user ID is 0.
|
||
|
|
if os.Getuid() == 0 {
|
||
|
|
isRoot = true
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// checkRoot checks if the user is root.
|
||
|
|
func checkRoot() {
|
||
|
|
if !isRoot {
|
||
|
|
panic("you have to be Root")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// exist checks if the file exists.
|
||
|
|
func exist(file string) (bool, error) {
|
||
|
|
_, err := os.Stat(file)
|
||
|
|
if err != nil {
|
||
|
|
if err == os.ErrNotExist {
|
||
|
|
return false, nil
|
||
|
|
}
|
||
|
|
return false, err
|
||
|
|
}
|
||
|
|
return true, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// _SEC_PER_DAY is the number of secons that a day has.
|
||
|
|
const _SEC_PER_DAY = 24 * 60 * 60
|
||
|
|
|
||
|
|
// secToDay converts from secons to days.
|
||
|
|
func secToDay(sec int64) int { return int(sec / _SEC_PER_DAY) }
|