mirror of
https://github.com/casdoor/casdoor.git
synced 2025-05-23 02:35:49 +08:00
72 lines
2.1 KiB
Go
72 lines
2.1 KiB
Go
// Copyright 2025 The Casdoor Authors. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package cred
|
|
|
|
import (
|
|
"crypto/sha256"
|
|
"encoding/base64"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"golang.org/x/crypto/pbkdf2"
|
|
)
|
|
|
|
// password type: pbkdf2-django
|
|
|
|
type Pbkdf2DjangoCredManager struct{}
|
|
|
|
func NewPbkdf2DjangoCredManager() *Pbkdf2DjangoCredManager {
|
|
cm := &Pbkdf2DjangoCredManager{}
|
|
return cm
|
|
}
|
|
|
|
func (m *Pbkdf2DjangoCredManager) GetHashedPassword(password string, userSalt string, organizationSalt string) string {
|
|
iterations := 260000
|
|
salt := userSalt
|
|
if salt == "" {
|
|
salt = organizationSalt
|
|
}
|
|
|
|
saltBytes := []byte(salt)
|
|
passwordBytes := []byte(password)
|
|
computedHash := pbkdf2.Key(passwordBytes, saltBytes, iterations, sha256.Size, sha256.New)
|
|
hashBase64 := base64.StdEncoding.EncodeToString(computedHash)
|
|
return "pbkdf2_sha256$" + strconv.Itoa(iterations) + "$" + salt + "$" + hashBase64
|
|
}
|
|
|
|
func (m *Pbkdf2DjangoCredManager) IsPasswordCorrect(password string, passwordHash string, userSalt string, organizationSalt string) bool {
|
|
parts := strings.Split(passwordHash, "$")
|
|
if len(parts) != 4 {
|
|
return false
|
|
}
|
|
|
|
algorithm, iterations, salt, hash := parts[0], parts[1], parts[2], parts[3]
|
|
if algorithm != "pbkdf2_sha256" {
|
|
return false
|
|
}
|
|
|
|
iter, err := strconv.Atoi(iterations)
|
|
if err != nil {
|
|
return false
|
|
}
|
|
|
|
saltBytes := []byte(salt)
|
|
passwordBytes := []byte(password)
|
|
computedHash := pbkdf2.Key(passwordBytes, saltBytes, iter, sha256.Size, sha256.New)
|
|
computedHashBase64 := base64.StdEncoding.EncodeToString(computedHash)
|
|
|
|
return computedHashBase64 == hash
|
|
}
|