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111 lines
2.6 KiB
111 lines
2.6 KiB
// 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 migrations
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import (
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"encoding/binary"
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"fmt"
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"code.gitea.io/gitea/modules/json"
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"xorm.io/xorm"
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)
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func unwrapLDAPSourceCfg(x *xorm.Engine) error {
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jsonUnmarshalHandleDoubleEncode := func(bs []byte, v interface{}) error {
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err := json.Unmarshal(bs, v)
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if err != nil {
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ok := true
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rs := []byte{}
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temp := make([]byte, 2)
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for _, rn := range string(bs) {
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if rn > 0xffff {
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ok = false
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break
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}
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binary.LittleEndian.PutUint16(temp, uint16(rn))
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rs = append(rs, temp...)
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}
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if ok {
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if rs[0] == 0xff && rs[1] == 0xfe {
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rs = rs[2:]
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}
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err = json.Unmarshal(rs, v)
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}
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}
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if err != nil && len(bs) > 2 && bs[0] == 0xff && bs[1] == 0xfe {
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err = json.Unmarshal(bs[2:], v)
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}
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return err
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}
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// LoginSource represents an external way for authorizing users.
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type LoginSource struct {
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ID int64 `xorm:"pk autoincr"`
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Type int
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IsActived bool `xorm:"INDEX NOT NULL DEFAULT false"`
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IsActive bool `xorm:"INDEX NOT NULL DEFAULT false"`
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Cfg string `xorm:"TEXT"`
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}
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const ldapType = 2
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const dldapType = 5
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type WrappedSource struct {
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Source map[string]interface{}
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}
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// change lower_email as unique
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if err := x.Sync2(new(LoginSource)); err != nil {
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return err
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}
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sess := x.NewSession()
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defer sess.Close()
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const batchSize = 100
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for start := 0; ; start += batchSize {
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sources := make([]*LoginSource, 0, batchSize)
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if err := sess.Limit(batchSize, start).Where("`type` = ? OR `type` = ?", ldapType, dldapType).Find(&sources); err != nil {
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return err
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}
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if len(sources) == 0 {
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break
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}
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for _, source := range sources {
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wrapped := &WrappedSource{
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Source: map[string]interface{}{},
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}
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err := jsonUnmarshalHandleDoubleEncode([]byte(source.Cfg), &wrapped)
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if err != nil {
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return fmt.Errorf("failed to unmarshal %s: %w", string(source.Cfg), err)
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}
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if wrapped.Source != nil && len(wrapped.Source) > 0 {
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bs, err := json.Marshal(wrapped.Source)
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if err != nil {
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return err
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}
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source.Cfg = string(bs)
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if _, err := sess.ID(source.ID).Cols("cfg").Update(source); err != nil {
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return err
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}
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}
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}
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}
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if _, err := x.SetExpr("is_active", "is_actived").Update(&LoginSource{}); err != nil {
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return fmt.Errorf("SetExpr Update failed: %w", err)
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}
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if err := sess.Begin(); err != nil {
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return err
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}
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if err := dropTableColumns(sess, "login_source", "is_actived"); err != nil {
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return err
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}
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return sess.Commit()
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}
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