ghostream/auth/auth.go

55 lines
1.0 KiB
Go

// Package auth manages backends to auth incoming streams
package auth
import (
"errors"
"log"
"strings"
"gitlab.crans.org/nounous/ghostream/auth/basic"
"gitlab.crans.org/nounous/ghostream/auth/ldap"
)
// Options holds package configuration
type Options struct {
Enabled bool
Backend string
Basic basic.Options
LDAP ldap.Options
}
// Backend to log user in
type Backend interface {
Login(string, string) (bool, error)
Close()
}
// New initialize authentification backend
func New(cfg *Options) (Backend, error) {
var backend Backend
var err error
if !cfg.Enabled {
// Authentification is disabled
return nil, nil
}
switch strings.ToLower(cfg.Backend) {
case "basic":
backend, err = basic.New(&cfg.Basic)
case "ldap":
backend, err = ldap.New(&cfg.LDAP)
default:
// Package is misconfigured
backend, err = nil, errors.New("authentification backend not found")
}
if err != nil {
// Backend init failed
return nil, err
}
log.Printf("%s backend successfully initialized", cfg.Backend)
return backend, nil
}