120 lines
3.1 KiB
Go
120 lines
3.1 KiB
Go
// Copyright 2019 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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"fmt"
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"code.gitea.io/gitea/modules/generate"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/timeutil"
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"xorm.io/xorm"
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)
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func hashAppToken(x *xorm.Engine) error {
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// AccessToken see models/token.go
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type AccessToken struct {
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ID int64 `xorm:"pk autoincr"`
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UID int64 `xorm:"INDEX"`
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Name string
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Sha1 string
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Token string `xorm:"-"`
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TokenHash string // sha256 of token - we will ensure UNIQUE later
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TokenSalt string
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TokenLastEight string `xorm:"token_last_eight"`
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CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
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HasRecentActivity bool `xorm:"-"`
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HasUsed bool `xorm:"-"`
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}
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// First remove the index
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sess := x.NewSession()
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defer sess.Close()
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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 := sess.Sync2(new(AccessToken)); err != nil {
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return fmt.Errorf("Sync2: %v", err)
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}
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if err := sess.Commit(); err != nil {
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return 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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// transform all tokens to hashes
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const batchSize = 100
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for start := 0; ; start += batchSize {
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tokens := make([]*AccessToken, 0, batchSize)
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if err := sess.Limit(batchSize, start).Find(&tokens); err != nil {
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return err
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}
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if len(tokens) == 0 {
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break
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}
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for _, token := range tokens {
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// generate salt
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salt, err := generate.GetRandomString(10)
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if err != nil {
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return err
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}
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token.TokenSalt = salt
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token.TokenHash = hashToken(token.Sha1, salt)
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if len(token.Sha1) < 8 {
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log.Warn("Unable to transform token %s with name %s belonging to user ID %d, skipping transformation", token.Sha1, token.Name, token.UID)
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continue
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}
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token.TokenLastEight = token.Sha1[len(token.Sha1)-8:]
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token.Sha1 = "" // ensure to blank out column in case drop column doesn't work
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if _, err := sess.ID(token.ID).Cols("token_hash, token_salt, token_last_eight, sha1").Update(token); err != nil {
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return fmt.Errorf("couldn't add in sha1, token_hash, token_salt and token_last_eight: %v", err)
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}
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}
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}
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// Commit and begin new transaction for dropping columns
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if err := sess.Commit(); err != nil {
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return 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, "access_token", "sha1"); err != nil {
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return err
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}
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if err := sess.Commit(); err != nil {
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return err
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}
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return resyncHashAppTokenWithUniqueHash(x)
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}
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func resyncHashAppTokenWithUniqueHash(x *xorm.Engine) error {
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// AccessToken see models/token.go
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type AccessToken struct {
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TokenHash string `xorm:"UNIQUE"` // sha256 of token - we will ensure UNIQUE later
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}
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sess := x.NewSession()
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defer sess.Close()
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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 := sess.Sync2(new(AccessToken)); err != nil {
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return fmt.Errorf("Sync2: %v", err)
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}
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return sess.Commit()
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}
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