mirror of https://github.com/go-gitea/gitea
116 lines
2.9 KiB
Go
116 lines
2.9 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package auth
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import (
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"strings"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/models/db"
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"code.gitea.io/gitea/models/login"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/log"
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_ "code.gitea.io/gitea/services/auth/source/db" // register the sources (and below)
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_ "code.gitea.io/gitea/services/auth/source/ldap"
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_ "code.gitea.io/gitea/services/auth/source/oauth2"
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_ "code.gitea.io/gitea/services/auth/source/pam"
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_ "code.gitea.io/gitea/services/auth/source/smtp"
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_ "code.gitea.io/gitea/services/auth/source/sspi"
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)
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// UserSignIn validates user name and password.
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func UserSignIn(username, password string) (*models.User, *login.Source, error) {
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var user *models.User
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if strings.Contains(username, "@") {
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user = &models.User{Email: strings.ToLower(strings.TrimSpace(username))}
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// check same email
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cnt, err := db.Count(user)
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if err != nil {
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return nil, nil, err
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}
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if cnt > 1 {
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return nil, nil, user_model.ErrEmailAlreadyUsed{
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Email: user.Email,
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}
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}
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} else {
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trimmedUsername := strings.TrimSpace(username)
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if len(trimmedUsername) == 0 {
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return nil, nil, models.ErrUserNotExist{Name: username}
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}
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user = &models.User{LowerName: strings.ToLower(trimmedUsername)}
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}
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hasUser, err := models.GetUser(user)
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if err != nil {
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return nil, nil, err
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}
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if hasUser {
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source, err := login.GetSourceByID(user.LoginSource)
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if err != nil {
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return nil, nil, err
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}
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if !source.IsActive {
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return nil, nil, models.ErrLoginSourceNotActived
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}
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authenticator, ok := source.Cfg.(PasswordAuthenticator)
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if !ok {
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return nil, nil, models.ErrUnsupportedLoginType
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}
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user, err := authenticator.Authenticate(user, username, password)
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if err != nil {
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return nil, nil, err
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}
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// WARN: DON'T check user.IsActive, that will be checked on reqSign so that
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// user could be hint to resend confirm email.
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if user.ProhibitLogin {
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return nil, nil, models.ErrUserProhibitLogin{UID: user.ID, Name: user.Name}
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}
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return user, source, nil
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}
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sources, err := login.AllActiveSources()
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if err != nil {
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return nil, nil, err
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}
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for _, source := range sources {
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if !source.IsActive {
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// don't try to authenticate non-active sources
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continue
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}
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authenticator, ok := source.Cfg.(PasswordAuthenticator)
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if !ok {
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continue
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}
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authUser, err := authenticator.Authenticate(nil, username, password)
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if err == nil {
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if !authUser.ProhibitLogin {
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return authUser, source, nil
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}
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err = models.ErrUserProhibitLogin{UID: authUser.ID, Name: authUser.Name}
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}
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if models.IsErrUserNotExist(err) {
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log.Debug("Failed to login '%s' via '%s': %v", username, source.Name, err)
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} else {
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log.Warn("Failed to login '%s' via '%s': %v", username, source.Name, err)
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}
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}
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return nil, nil, models.ErrUserNotExist{Name: username}
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}
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