forgejo/models/migrations/v207.go
Lunny Xiao 35c3553870
Support webauthn ()
Migrate from U2F to Webauthn

Co-authored-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
2022-01-14 16:03:31 +01:00

91 lines
2.2 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package migrations
import (
"crypto/elliptic"
"encoding/base64"
"strings"
"code.gitea.io/gitea/modules/timeutil"
"github.com/tstranex/u2f"
"xorm.io/xorm"
)
func addWebAuthnCred(x *xorm.Engine) error {
// Create webauthnCredential table
type webauthnCredential struct {
ID int64 `xorm:"pk autoincr"`
Name string
LowerName string `xorm:"unique(s)"`
UserID int64 `xorm:"INDEX unique(s)"`
CredentialID string `xorm:"INDEX"`
PublicKey []byte
AttestationType string
AAGUID []byte
SignCount uint32 `xorm:"BIGINT"`
CloneWarning bool
CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
}
if err := x.Sync2(&webauthnCredential{}); err != nil {
return err
}
// Now migrate the old u2f registrations to the new format
type u2fRegistration struct {
ID int64 `xorm:"pk autoincr"`
Name string
UserID int64 `xorm:"INDEX"`
Raw []byte
Counter uint32 `xorm:"BIGINT"`
CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
}
var start int
regs := make([]*u2fRegistration, 0, 50)
for {
err := x.OrderBy("id").Limit(50, start).Find(&regs)
if err != nil {
return err
}
for _, reg := range regs {
parsed := new(u2f.Registration)
err = parsed.UnmarshalBinary(reg.Raw)
if err != nil {
continue
}
c := &webauthnCredential{
ID: reg.ID,
Name: reg.Name,
LowerName: strings.ToLower(reg.Name),
UserID: reg.UserID,
CredentialID: base64.RawStdEncoding.EncodeToString(parsed.KeyHandle),
PublicKey: elliptic.Marshal(elliptic.P256(), parsed.PubKey.X, parsed.PubKey.Y),
AttestationType: "fido-u2f",
AAGUID: []byte{},
SignCount: reg.Counter,
}
_, err := x.Insert(c)
if err != nil {
return err
}
}
if len(regs) < 50 {
break
}
start += 50
regs = regs[:0]
}
return nil
}