mirror of https://github.com/go-gitea/gitea.git
114 lines
2.9 KiB
Go
114 lines
2.9 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/sha256"
|
|
"fmt"
|
|
|
|
"golang.org/x/crypto/argon2"
|
|
"golang.org/x/crypto/bcrypt"
|
|
"golang.org/x/crypto/pbkdf2"
|
|
"golang.org/x/crypto/scrypt"
|
|
"xorm.io/builder"
|
|
"xorm.io/xorm"
|
|
)
|
|
|
|
func recalculateUserEmptyPWD(x *xorm.Engine) (err error) {
|
|
const (
|
|
algoBcrypt = "bcrypt"
|
|
algoScrypt = "scrypt"
|
|
algoArgon2 = "argon2"
|
|
algoPbkdf2 = "pbkdf2"
|
|
)
|
|
|
|
type User struct {
|
|
ID int64 `xorm:"pk autoincr"`
|
|
Passwd string `xorm:"NOT NULL"`
|
|
PasswdHashAlgo string `xorm:"NOT NULL DEFAULT 'argon2'"`
|
|
MustChangePassword bool `xorm:"NOT NULL DEFAULT false"`
|
|
LoginType int
|
|
LoginName string
|
|
Type int
|
|
Salt string `xorm:"VARCHAR(10)"`
|
|
}
|
|
|
|
// hashPassword hash password based on algo and salt
|
|
// state 461406070c
|
|
hashPassword := func(passwd, salt, algo string) string {
|
|
var tempPasswd []byte
|
|
|
|
switch algo {
|
|
case algoBcrypt:
|
|
tempPasswd, _ = bcrypt.GenerateFromPassword([]byte(passwd), bcrypt.DefaultCost)
|
|
return string(tempPasswd)
|
|
case algoScrypt:
|
|
tempPasswd, _ = scrypt.Key([]byte(passwd), []byte(salt), 65536, 16, 2, 50)
|
|
case algoArgon2:
|
|
tempPasswd = argon2.IDKey([]byte(passwd), []byte(salt), 2, 65536, 8, 50)
|
|
case algoPbkdf2:
|
|
fallthrough
|
|
default:
|
|
tempPasswd = pbkdf2.Key([]byte(passwd), []byte(salt), 10000, 50, sha256.New)
|
|
}
|
|
|
|
return fmt.Sprintf("%x", tempPasswd)
|
|
}
|
|
|
|
// ValidatePassword checks if given password matches the one belongs to the user.
|
|
// state 461406070c, changed since it's not necessary to be time constant
|
|
ValidatePassword := func(u *User, passwd string) bool {
|
|
tempHash := hashPassword(passwd, u.Salt, u.PasswdHashAlgo)
|
|
|
|
if u.PasswdHashAlgo != algoBcrypt && u.Passwd == tempHash {
|
|
return true
|
|
}
|
|
if u.PasswdHashAlgo == algoBcrypt && bcrypt.CompareHashAndPassword([]byte(u.Passwd), []byte(passwd)) == nil {
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
|
|
sess := x.NewSession()
|
|
defer sess.Close()
|
|
|
|
const batchSize = 100
|
|
|
|
for start := 0; ; start += batchSize {
|
|
users := make([]*User, 0, batchSize)
|
|
if err = sess.Limit(batchSize, start).Where(builder.Neq{"passwd": ""}, 0).Find(&users); err != nil {
|
|
return
|
|
}
|
|
if len(users) == 0 {
|
|
break
|
|
}
|
|
|
|
if err = sess.Begin(); err != nil {
|
|
return
|
|
}
|
|
|
|
for _, user := range users {
|
|
if ValidatePassword(user, "") {
|
|
user.Passwd = ""
|
|
user.Salt = ""
|
|
user.PasswdHashAlgo = ""
|
|
if _, err = sess.ID(user.ID).Cols("passwd", "salt", "passwd_hash_algo").Update(user); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
}
|
|
|
|
if err = sess.Commit(); err != nil {
|
|
return
|
|
}
|
|
}
|
|
|
|
// delete salt and algo where password is empty
|
|
_, err = sess.Where(builder.Eq{"passwd": ""}.And(builder.Neq{"salt": ""}.Or(builder.Neq{"passwd_hash_algo": ""}))).
|
|
Cols("salt", "passwd_hash_algo").Update(&User{})
|
|
|
|
return err
|
|
}
|