85 lines
1.8 KiB
Go
85 lines
1.8 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// +build !cgo,!windows,!plan9,!android
|
|
|
|
package user
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"os"
|
|
"runtime"
|
|
"strconv"
|
|
)
|
|
|
|
func init() {
|
|
userImplemented = false
|
|
groupImplemented = false
|
|
}
|
|
|
|
func current() (*User, error) {
|
|
u := &User{
|
|
Uid: currentUID(),
|
|
Gid: currentGID(),
|
|
Username: os.Getenv("USER"),
|
|
Name: "", // ignored
|
|
HomeDir: os.Getenv("HOME"),
|
|
}
|
|
if runtime.GOOS == "nacl" {
|
|
if u.Uid == "" {
|
|
u.Uid = "1"
|
|
}
|
|
if u.Username == "" {
|
|
u.Username = "nacl"
|
|
}
|
|
if u.HomeDir == "" {
|
|
u.HomeDir = "/home/nacl"
|
|
}
|
|
}
|
|
// cgo isn't available, but if we found the minimum information
|
|
// without it, use it:
|
|
if u.Uid != "" && u.Username != "" && u.HomeDir != "" {
|
|
return u, nil
|
|
}
|
|
return u, fmt.Errorf("user: Current not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
|
|
}
|
|
|
|
func lookupUser(username string) (*User, error) {
|
|
return nil, errors.New("user: Lookup requires cgo")
|
|
}
|
|
|
|
func lookupUserId(uid string) (*User, error) {
|
|
return nil, errors.New("user: LookupId requires cgo")
|
|
}
|
|
|
|
func lookupGroup(groupname string) (*Group, error) {
|
|
return nil, errors.New("user: LookupGroup requires cgo")
|
|
}
|
|
|
|
func lookupGroupId(string) (*Group, error) {
|
|
return nil, errors.New("user: LookupGroupId requires cgo")
|
|
}
|
|
|
|
func listGroups(*User) ([]string, error) {
|
|
return nil, errors.New("user: GroupIds requires cgo")
|
|
}
|
|
|
|
func currentUID() string {
|
|
if id := os.Getuid(); id >= 0 {
|
|
return strconv.Itoa(id)
|
|
}
|
|
// Note: Windows returns -1, but this file isn't used on
|
|
// Windows anyway, so this empty return path shouldn't be
|
|
// used.
|
|
return ""
|
|
}
|
|
|
|
func currentGID() string {
|
|
if id := os.Getgid(); id >= 0 {
|
|
return strconv.Itoa(id)
|
|
}
|
|
return ""
|
|
}
|