mirror of
https://github.com/1Panel-dev/1Panel.git
synced 2025-11-01 03:37:19 +08:00
91 lines
2.2 KiB
Go
91 lines
2.2 KiB
Go
package encrypt
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/aes"
|
|
"crypto/cipher"
|
|
"crypto/md5"
|
|
"crypto/rand"
|
|
"encoding/base64"
|
|
"encoding/hex"
|
|
"fmt"
|
|
"io"
|
|
|
|
"github.com/1Panel-dev/1Panel/backend/global"
|
|
)
|
|
|
|
func StringEncrypt(text string) (string, error) {
|
|
key := global.CONF.System.EncryptKey
|
|
pass := []byte(text)
|
|
xpass, err := aesEncryptWithSalt([]byte(key), pass)
|
|
if err == nil {
|
|
pass64 := base64.StdEncoding.EncodeToString(xpass)
|
|
return pass64, err
|
|
}
|
|
return "", err
|
|
}
|
|
|
|
func StringDecrypt(text string) (string, error) {
|
|
key := global.CONF.System.EncryptKey
|
|
bytesPass, err := base64.StdEncoding.DecodeString(text)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
var tpass []byte
|
|
tpass, err = aesDecryptWithSalt([]byte(key), bytesPass)
|
|
if err == nil {
|
|
result := string(tpass[:])
|
|
return result, err
|
|
}
|
|
return "", err
|
|
}
|
|
|
|
func Md5(str string) string {
|
|
h := md5.New()
|
|
h.Write([]byte(str))
|
|
return hex.EncodeToString(h.Sum(nil))
|
|
}
|
|
|
|
func padding(plaintext []byte, blockSize int) []byte {
|
|
padding := blockSize - len(plaintext)%blockSize
|
|
padtext := bytes.Repeat([]byte{byte(padding)}, padding)
|
|
return append(plaintext, padtext...)
|
|
}
|
|
|
|
func unPadding(origData []byte) []byte {
|
|
length := len(origData)
|
|
unpadding := int(origData[length-1])
|
|
return origData[:(length - unpadding)]
|
|
}
|
|
|
|
func aesEncryptWithSalt(key, plaintext []byte) ([]byte, error) {
|
|
plaintext = padding(plaintext, aes.BlockSize)
|
|
block, err := aes.NewCipher(key)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
ciphertext := make([]byte, aes.BlockSize+len(plaintext))
|
|
iv := ciphertext[0:aes.BlockSize]
|
|
if _, err := io.ReadFull(rand.Reader, iv); err != nil {
|
|
return nil, err
|
|
}
|
|
cbc := cipher.NewCBCEncrypter(block, iv)
|
|
cbc.CryptBlocks(ciphertext[aes.BlockSize:], plaintext)
|
|
return ciphertext, nil
|
|
}
|
|
func aesDecryptWithSalt(key, ciphertext []byte) ([]byte, error) {
|
|
var block cipher.Block
|
|
block, err := aes.NewCipher(key)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if len(ciphertext) < aes.BlockSize {
|
|
return nil, fmt.Errorf("iciphertext too short")
|
|
}
|
|
iv := ciphertext[:aes.BlockSize]
|
|
ciphertext = ciphertext[aes.BlockSize:]
|
|
cbc := cipher.NewCBCDecrypter(block, iv)
|
|
cbc.CryptBlocks(ciphertext, ciphertext)
|
|
ciphertext = unPadding(ciphertext)
|
|
return ciphertext, nil
|
|
}
|