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package service
import (
"errors"
"github.com/mhsanaei/3x-ui/v2/database"
"github.com/mhsanaei/3x-ui/v2/database/model"
"github.com/mhsanaei/3x-ui/v2/logger"
"github.com/mhsanaei/3x-ui/v2/util/crypto"
ldaputil "github.com/mhsanaei/3x-ui/v2/util/ldap"
"github.com/xlzd/gotp"
"gorm.io/gorm"
)
// UserService provides business logic for user management and authentication.
// It handles user creation, login, password management, and 2FA operations.
type UserService struct {
settingService SettingService
}
// GetFirstUser retrieves the first user from the database.
// This is typically used for initial setup or when there's only one admin user.
func (s *UserService) GetFirstUser() (*model.User, error) {
db := database.GetDB()
user := &model.User{}
err := db.Model(model.User{}).
First(user).
Error
if err != nil {
return nil, err
}
return user, nil
}
func (s *UserService) CheckUser(username string, password string, twoFactorCode string) *model.User {
db := database.GetDB()
user := &model.User{}
err := db.Model(model.User{}).
Where("username = ?", username).
First(user).
Error
if err == gorm.ErrRecordNotFound {
return nil
} else if err != nil {
logger.Warning("check user err:", err)
return nil
}
// If LDAP enabled and local password check fails, attempt LDAP auth
if !crypto.CheckPasswordHash(user.Password, password) {
ldapEnabled, _ := s.settingService.GetLdapEnable()
if !ldapEnabled {
return nil
}
host, _ := s.settingService.GetLdapHost()
port, _ := s.settingService.GetLdapPort()
useTLS, _ := s.settingService.GetLdapUseTLS()
bindDN, _ := s.settingService.GetLdapBindDN()
ldapPass, _ := s.settingService.GetLdapPassword()
baseDN, _ := s.settingService.GetLdapBaseDN()
userFilter, _ := s.settingService.GetLdapUserFilter()
userAttr, _ := s.settingService.GetLdapUserAttr()
cfg := ldaputil.Config{
Host: host,
Port: port,
UseTLS: useTLS,
BindDN: bindDN,
Password: ldapPass,
BaseDN: baseDN,
UserFilter: userFilter,
UserAttr: userAttr,
}
ok, err := ldaputil.AuthenticateUser(cfg, username, password)
if err != nil || !ok {
return nil
}
// On successful LDAP auth, continue 2FA checks below
}
twoFactorEnable, err := s.settingService.GetTwoFactorEnable()
if err != nil {
logger.Warning("check two factor err:", err)
return nil
}
if twoFactorEnable {
twoFactorToken, err := s.settingService.GetTwoFactorToken()
if err != nil {
logger.Warning("check two factor token err:", err)
return nil
}
if gotp.NewDefaultTOTP(twoFactorToken).Now() != twoFactorCode {
return nil
}
}
return user
}
func (s *UserService) UpdateUser(id int, username string, password string) error {
db := database.GetDB()
hashedPassword, err := crypto.HashPasswordAsBcrypt(password)
if err != nil {
return err
}
twoFactorEnable, err := s.settingService.GetTwoFactorEnable()
if err != nil {
return err
}
if twoFactorEnable {
s.settingService.SetTwoFactorEnable(false)
s.settingService.SetTwoFactorToken("")
}
return db.Model(model.User{}).
Where("id = ?", id).
Updates(map[string]any{"username": username, "password": hashedPassword}).
Error
}
func (s *UserService) UpdateFirstUser(username string, password string) error {
if username == "" {
return errors.New("username can not be empty")
} else if password == "" {
return errors.New("password can not be empty")
}
hashedPassword, er := crypto.HashPasswordAsBcrypt(password)
if er != nil {
return er
}
db := database.GetDB()
user := &model.User{}
err := db.Model(model.User{}).First(user).Error
if database.IsNotFound(err) {
user.Username = username
user.Password = hashedPassword
return db.Model(model.User{}).Create(user).Error
} else if err != nil {
return err
}
user.Username = username
user.Password = hashedPassword
return db.Save(user).Error
}
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