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[INLONG-11621][Sort] Support auth key encryption when use inlong sdk …
…dirty sink (#11653) * [INLONG-11621][Sort] Support auth key encryption when using inlong sdk dirty sink
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99 changes: 99 additions & 0 deletions
99
...-sort/sort-flink/base/src/main/java/org/apache/inlong/sort/base/dirty/utils/AESUtils.java
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You 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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| package org.apache.inlong.sort.base.dirty.utils; | ||
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| import lombok.extern.slf4j.Slf4j; | ||
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| import javax.crypto.Cipher; | ||
| import javax.crypto.KeyGenerator; | ||
| import javax.crypto.SecretKey; | ||
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| import java.security.SecureRandom; | ||
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| /** | ||
| * AES encryption and decryption utils. | ||
| */ | ||
| @Slf4j | ||
| public class AESUtils { | ||
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| private static final int KEY_SIZE = 128; | ||
| private static final String ALGORITHM = "AES"; | ||
| private static final String RNG_ALGORITHM = "SHA1PRNG"; | ||
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| /** | ||
| * Generate key | ||
| */ | ||
| private static SecretKey generateKey(byte[] aesKey) throws Exception { | ||
| SecureRandom random = SecureRandom.getInstance(RNG_ALGORITHM); | ||
| random.setSeed(aesKey); | ||
| KeyGenerator gen = KeyGenerator.getInstance(ALGORITHM); | ||
| gen.init(KEY_SIZE, random); | ||
| return gen.generateKey(); | ||
| } | ||
|
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| /** | ||
| * Encrypt by key | ||
| */ | ||
| public static byte[] encrypt(byte[] plainBytes, byte[] key) throws Exception { | ||
| SecretKey secKey = generateKey(key); | ||
| Cipher cipher = Cipher.getInstance(ALGORITHM); | ||
| cipher.init(Cipher.ENCRYPT_MODE, secKey); | ||
| return cipher.doFinal(plainBytes); | ||
| } | ||
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| /** | ||
| * Decrypt by key and specified version | ||
| */ | ||
| public static byte[] decrypt(byte[] cipherBytes, byte[] key) throws Exception { | ||
| SecretKey secKey = generateKey(key); | ||
| Cipher cipher = Cipher.getInstance(ALGORITHM); | ||
| cipher.init(Cipher.DECRYPT_MODE, secKey); | ||
| return cipher.doFinal(cipherBytes); | ||
| } | ||
|
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| /** | ||
| * Parse byte to String in Hex type | ||
| */ | ||
| public static String parseByte2HexStr(byte[] buf) { | ||
| StringBuilder strBuf = new StringBuilder(); | ||
| for (byte b : buf) { | ||
| String hex = Integer.toHexString(b & 0xFF); | ||
| if (hex.length() == 1) { | ||
| hex = '0' + hex; | ||
| } | ||
| strBuf.append(hex.toUpperCase()); | ||
| } | ||
| return strBuf.toString(); | ||
| } | ||
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| /** | ||
| * Parse String to byte as Hex type | ||
| */ | ||
| public static byte[] parseHexStr2Byte(String hexStr) { | ||
| if (hexStr.length() < 1) { | ||
| return null; | ||
| } | ||
| byte[] result = new byte[hexStr.length() / 2]; | ||
| for (int i = 0; i < hexStr.length() / 2; i++) { | ||
| int high = Integer.parseInt(hexStr.substring(i * 2, i * 2 + 1), 16); | ||
| int low = Integer.parseInt(hexStr.substring(i * 2 + 1, i * 2 + 2), 16); | ||
| result[i] = (byte) (high * 16 + low); | ||
| } | ||
| return result; | ||
| } | ||
| } |