/**
* 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.
*/
package org.apache.hadoop.hive.ql.udf.generic;
import static org.junit.Assert.assertEquals;
import java.security.NoSuchAlgorithmException;
import javax.crypto.Cipher;
import org.apache.commons.codec.binary.Base64;
import org.apache.commons.codec.binary.Hex;
import org.apache.hadoop.hive.ql.metadata.HiveException;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredJavaObject;
import org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.Text;
import org.junit.Test;
public class TestGenericUDFAesDecrypt {
@Test
public void testAesDec128ConstStr() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
Text keyWr = new Text("1234567890123456");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, keyWr);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyStr("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, "ABC", udf);
runAndVerifyStr("BQGHoM3lqYcsurCRq3PlUw==", keyWr, "", udf);
// null
runAndVerifyStr(null, keyWr, null, udf);
}
@Test
public void testAesDec256ConstStr() throws HiveException, NoSuchAlgorithmException {
int maxKeyLen = Cipher.getMaxAllowedKeyLength("AES");
// skip the test if Java Cryptography Extension (JCE) Unlimited Strength
// Jurisdiction Policy Files not installed
if (maxKeyLen < 256) {
return;
}
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
Text keyWr = new Text("1234567890123456" + "1234567890123456");
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, keyWr);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyStr("nYfCuJeRd5eD60yXDw7WEA==", keyWr, "ABC", udf);
runAndVerifyStr("mVClVqZ6W4VF6b842FOgCA==", keyWr, "", udf);
// null
runAndVerifyStr(null, keyWr, null, udf);
}
@Test
public void testAesDec128Str() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
Text keyWr = new Text("1234567890123456");
runAndVerifyStr("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, "ABC", udf);
runAndVerifyStr("BQGHoM3lqYcsurCRq3PlUw==", keyWr, "", udf);
// null
runAndVerifyStr(null, keyWr, null, udf);
}
@Test
public void testAesDec128ConstBin() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
BytesWritable keyWr = new BytesWritable("1234567890123456".getBytes());
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.binaryTypeInfo, keyWr);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyBin("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, "ABC", udf);
runAndVerifyBin("BQGHoM3lqYcsurCRq3PlUw==", keyWr, "", udf);
// null
runAndVerifyBin(null, keyWr, null, udf);
}
@Test
public void testAesDec128Bin() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
BytesWritable keyWr = new BytesWritable("1234567890123456".getBytes());
runAndVerifyBin("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, "ABC", udf);
runAndVerifyBin("BQGHoM3lqYcsurCRq3PlUw==", keyWr, "", udf);
// null
runAndVerifyBin(null, keyWr, null, udf);
}
@Test
public void testAesDec192Bin() throws HiveException, NoSuchAlgorithmException {
int maxKeyLen = Cipher.getMaxAllowedKeyLength("AES");
// skip the test if Java Cryptography Extension (JCE) Unlimited Strength
// Jurisdiction Policy Files not installed
if (maxKeyLen < 192) {
return;
}
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
BytesWritable keyWr = new BytesWritable(("1234567890123456" + "12345678").getBytes());
runAndVerifyBin("ucvvpP9r2/LfQ6BilQuFtA==", keyWr, "ABC", udf);
runAndVerifyBin("KqMT3cF6VwSISMaUVUB4Qw==", keyWr, "", udf);
// null
runAndVerifyBin(null, keyWr, null, udf);
}
@Test
public void testAesDecKeyNullConstStr() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
Text keyWr = null;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.stringTypeInfo, keyWr);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyStr("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, null, udf);
}
@Test
public void testAesDecKeyNullStr() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
Text keyWr = null;
runAndVerifyStr("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, null, udf);
}
@Test
public void testAesDecKeyNullConstBin() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
BytesWritable keyWr = null;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory
.getPrimitiveWritableConstantObjectInspector(TypeInfoFactory.binaryTypeInfo, keyWr);
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
runAndVerifyBin("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, null, udf);
}
@Test
public void testAesDecKeyNullBin() throws HiveException {
GenericUDFAesDecrypt udf = new GenericUDFAesDecrypt();
ObjectInspector valueOI0 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
ObjectInspector[] arguments = { valueOI0, valueOI1 };
udf.initialize(arguments);
BytesWritable keyWr = null;
runAndVerifyBin("y6Ss+zCYObpCbgfWfyNWTw==", keyWr, null, udf);
}
private void runAndVerifyStr(String strBase64, Text keyWr, String expResult, GenericUDFAesDecrypt udf)
throws HiveException {
DeferredObject valueObj0 = new DeferredJavaObject(
strBase64 != null ? new BytesWritable(Base64.decodeBase64(strBase64)) : null);
DeferredObject valueObj1 = new DeferredJavaObject(keyWr);
DeferredObject[] args = { valueObj0, valueObj1 };
BytesWritable output = (BytesWritable) udf.evaluate(args);
String expResultHex = expResult == null ? null : Hex.encodeHexString(expResult.getBytes());
assertEquals("aes_decrypt() test ", expResultHex, output != null ? copyBytesAndHex(output) : null);
}
private void runAndVerifyBin(String strBase64, BytesWritable keyWr, String expResult, GenericUDFAesDecrypt udf)
throws HiveException {
DeferredObject valueObj0 = new DeferredJavaObject(
strBase64 != null ? new BytesWritable(Base64.decodeBase64(strBase64)) : null);
DeferredObject valueObj1 = new DeferredJavaObject(keyWr);
DeferredObject[] args = { valueObj0, valueObj1 };
BytesWritable output = (BytesWritable) udf.evaluate(args);
String expResultHex = expResult == null ? null : Hex.encodeHexString(expResult.getBytes());
assertEquals("aes_decrypt() test ", expResultHex, output != null ? copyBytesAndHex(output) : null);
}
private String copyBytesAndHex(BytesWritable bw) {
int size = bw.getLength();
byte[] bytes = new byte[size];
System.arraycopy(bw.getBytes(), 0, bytes, 0, size);
return Hex.encodeHexString(bytes);
}
}