harbor/utils/encrypt.go

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/*
Copyright (c) 2016 VMware, Inc. 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.
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*/
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package utils
import (
"crypto/sha1"
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"encoding/base64"
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"fmt"
"golang.org/x/crypto/pbkdf2"
)
// Encrypt encrypts the content with salt
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func Encrypt(content string, salt string) string {
return fmt.Sprintf("%x", pbkdf2.Key([]byte(content), []byte(salt), 4096, 16, sha1.New))
}
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// ReversibleEncrypt encrypts the str with base64
func ReversibleEncrypt(str string) string {
return base64.StdEncoding.EncodeToString([]byte(str))
}
// ReversibleDecrypt decrypts the str with base64
func ReversibleDecrypt(str string) (string, error) {
b, err := base64.StdEncoding.DecodeString(str)
return string(b), err
}