131 lines
3.9 KiB
Go
131 lines
3.9 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package ldap
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import (
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"context"
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"fmt"
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"strings"
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asymkey_model "code.gitea.io/gitea/models/asymkey"
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"code.gitea.io/gitea/models/auth"
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user_model "code.gitea.io/gitea/models/user"
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auth_module "code.gitea.io/gitea/modules/auth"
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"code.gitea.io/gitea/modules/util"
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source_service "code.gitea.io/gitea/services/auth/source"
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user_service "code.gitea.io/gitea/services/user"
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)
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// Authenticate queries if login/password is valid against the LDAP directory pool,
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// and create a local user if success when enabled.
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func (source *Source) Authenticate(ctx context.Context, user *user_model.User, userName, password string) (*user_model.User, error) {
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loginName := userName
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if user != nil {
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loginName = user.LoginName
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}
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sr := source.SearchEntry(loginName, password, source.authSource.Type == auth.DLDAP)
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if sr == nil {
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// User not in LDAP, do nothing
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return nil, user_model.ErrUserNotExist{Name: loginName}
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}
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isAttributeSSHPublicKeySet := len(strings.TrimSpace(source.AttributeSSHPublicKey)) > 0
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// Update User admin flag if exist
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if isExist, err := user_model.IsUserExist(ctx, 0, sr.Username); err != nil {
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return nil, err
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} else if isExist {
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if user == nil {
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user, err = user_model.GetUserByName(ctx, sr.Username)
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if err != nil {
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return nil, err
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}
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}
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if user != nil && !user.ProhibitLogin {
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cols := make([]string, 0)
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if len(source.AdminFilter) > 0 && user.IsAdmin != sr.IsAdmin {
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// Change existing admin flag only if AdminFilter option is set
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user.IsAdmin = sr.IsAdmin
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cols = append(cols, "is_admin")
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}
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if !user.IsAdmin && len(source.RestrictedFilter) > 0 && user.IsRestricted != sr.IsRestricted {
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// Change existing restricted flag only if RestrictedFilter option is set
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user.IsRestricted = sr.IsRestricted
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cols = append(cols, "is_restricted")
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}
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if len(cols) > 0 {
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err = user_model.UpdateUserCols(ctx, user, cols...)
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if err != nil {
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return nil, err
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}
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}
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}
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}
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if user != nil {
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if isAttributeSSHPublicKeySet && asymkey_model.SynchronizePublicKeys(user, source.authSource, sr.SSHPublicKey) {
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if err := asymkey_model.RewriteAllPublicKeys(ctx); err != nil {
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return user, err
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}
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}
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} else {
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// Fallback.
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if len(sr.Username) == 0 {
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sr.Username = userName
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}
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if len(sr.Mail) == 0 {
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sr.Mail = fmt.Sprintf("%s@localhost.local", sr.Username)
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}
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user = &user_model.User{
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LowerName: strings.ToLower(sr.Username),
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Name: sr.Username,
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FullName: composeFullName(sr.Name, sr.Surname, sr.Username),
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Email: sr.Mail,
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LoginType: source.authSource.Type,
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LoginSource: source.authSource.ID,
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LoginName: userName,
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IsAdmin: sr.IsAdmin,
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}
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overwriteDefault := &user_model.CreateUserOverwriteOptions{
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IsRestricted: util.OptionalBoolOf(sr.IsRestricted),
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IsActive: util.OptionalBoolTrue,
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}
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err := user_model.CreateUser(ctx, user, overwriteDefault)
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if err != nil {
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return user, err
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}
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if isAttributeSSHPublicKeySet && asymkey_model.AddPublicKeysBySource(user, source.authSource, sr.SSHPublicKey) {
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if err := asymkey_model.RewriteAllPublicKeys(ctx); err != nil {
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return user, err
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}
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}
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if len(source.AttributeAvatar) > 0 {
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if err := user_service.UploadAvatar(user, sr.Avatar); err != nil {
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return user, err
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}
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}
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}
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if source.GroupsEnabled && (source.GroupTeamMap != "" || source.GroupTeamMapRemoval) {
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groupTeamMapping, err := auth_module.UnmarshalGroupTeamMapping(source.GroupTeamMap)
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if err != nil {
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return user, err
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}
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if err := source_service.SyncGroupsToTeams(ctx, user, sr.Groups, groupTeamMapping, source.GroupTeamMapRemoval); err != nil {
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return user, err
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}
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}
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return user, nil
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}
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// IsSkipLocalTwoFA returns if this source should skip local 2fa for password authentication
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func (source *Source) IsSkipLocalTwoFA() bool {
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return source.SkipLocalTwoFA
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}
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