/**
* 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.gateway.encrypturi.impl;
import org.apache.hadoop.gateway.encrypturi.EncryptStepContextParams;
import org.apache.hadoop.gateway.encrypturi.api.DecryptUriDescriptor;
import org.apache.hadoop.gateway.encrypturi.api.EncryptUriDescriptor;
import org.apache.hadoop.gateway.filter.rewrite.api.UrlRewriteEnvironment;
import org.apache.hadoop.gateway.filter.rewrite.spi.UrlRewriteContext;
import org.apache.hadoop.gateway.filter.rewrite.spi.UrlRewriteStepProcessor;
import org.apache.hadoop.gateway.filter.rewrite.spi.UrlRewriteStepStatus;
import org.apache.hadoop.gateway.services.GatewayServices;
import org.apache.hadoop.gateway.services.security.AliasService;
import org.apache.hadoop.gateway.services.security.CryptoService;
import org.apache.hadoop.gateway.services.security.impl.DefaultCryptoService;
import org.easymock.Capture;
import org.easymock.EasyMock;
import org.junit.Test;
import java.util.Arrays;
import java.util.Iterator;
import java.util.ServiceLoader;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.IsNot.not;
import static org.hamcrest.text.IsEmptyString.isEmptyOrNullString;
import static org.junit.Assert.fail;
public class EncryptDecryptUriProcessorTest {
@SuppressWarnings("rawtypes")
@Test
public void testServiceLoader() throws Exception {
ServiceLoader loader = ServiceLoader.load( UrlRewriteStepProcessor.class );
Iterator iterator = loader.iterator();
assertThat( "Service iterator empty.", iterator.hasNext() );
while( iterator.hasNext() ) {
Object object = iterator.next();
if( object instanceof EncryptUriProcessor ) {
return;
}
}
fail( "Failed to find " + EncryptUriProcessor.class.getName() + " via service loader." );
loader = ServiceLoader.load( UrlRewriteStepProcessor.class );
iterator = loader.iterator();
assertThat( "Service iterator empty.", iterator.hasNext() );
while( iterator.hasNext() ) {
Object object = iterator.next();
if( object instanceof DecryptUriProcessor ) {
return;
}
}
fail( "Failed to find " + DecryptUriProcessor.class.getName() + " via service loader." );
}
@Test
public void testEncryptDecrypt() throws Exception {
String encryptedValueParamName = "address";
String clusterName = "test-cluster-name";
String passwordAlias = "encryptQueryString";
// Test encryption. Result is in encryptedAdrress
AliasService as = EasyMock.createNiceMock( AliasService.class );
String secret = "asdf";
EasyMock.expect( as.getPasswordFromAliasForCluster( clusterName, passwordAlias ) ).andReturn( secret.toCharArray() ).anyTimes();
CryptoService cryptoService = new DefaultCryptoService();
((DefaultCryptoService)cryptoService).setAliasService( as );
GatewayServices gatewayServices = EasyMock.createNiceMock( GatewayServices.class );
EasyMock.expect( gatewayServices.getService( GatewayServices.CRYPTO_SERVICE ) ).andReturn( cryptoService );
UrlRewriteEnvironment encEnvironment = EasyMock.createNiceMock( UrlRewriteEnvironment.class );
EasyMock.expect( encEnvironment.getAttribute( GatewayServices.GATEWAY_SERVICES_ATTRIBUTE ) ).andReturn( gatewayServices ).anyTimes();
EasyMock.expect( encEnvironment.getAttribute( GatewayServices.GATEWAY_CLUSTER_ATTRIBUTE ) ).andReturn( clusterName ).anyTimes();
UrlRewriteContext encContext = EasyMock.createNiceMock( UrlRewriteContext.class );
EncryptStepContextParams hostPortParams = new EncryptStepContextParams();
hostPortParams.addParam( "host", Arrays.asList( "host.yarn.com" ) );
hostPortParams.addParam( "port", Arrays.asList( "8088" ) );
EasyMock.expect( encContext.getParameters() ).andReturn( hostPortParams );
Capture<EncryptStepContextParams> encodedValue = new Capture<EncryptStepContextParams>();
encContext.addParameters( EasyMock.capture( encodedValue ) );
EasyMock.replay( gatewayServices, as, encEnvironment, encContext );
EncryptUriDescriptor descriptor = new EncryptUriDescriptor();
descriptor.setTemplate( "{host}:{port}" );
descriptor.setParam( encryptedValueParamName );
EncryptUriProcessor processor = new EncryptUriProcessor();
processor.initialize( encEnvironment, descriptor );
UrlRewriteStepStatus encStatus = processor.process( encContext );
assertThat( encStatus, is ( UrlRewriteStepStatus.SUCCESS ) );
assertThat( encodedValue.getValue(), notNullValue() );
assertThat( encodedValue.getValue().resolve( encryptedValueParamName ).size(), is( 1 ) );
String encryptedAdrress = encodedValue.getValue().resolve( encryptedValueParamName ).get( 0 );
assertThat( encryptedAdrress, not( isEmptyOrNullString() ) );
assertThat( encryptedAdrress, not( "{host}:{port}" ) );
assertThat( encryptedAdrress, not( "hdp:8088" ) );
// Test decryption. Result is in dectryptedAdrress.
String decParam = "foo";
gatewayServices = EasyMock.createNiceMock( GatewayServices.class );
EasyMock.expect( gatewayServices.getService( GatewayServices.CRYPTO_SERVICE ) ).andReturn( cryptoService );
as = EasyMock.createNiceMock( AliasService.class );
EasyMock.expect( as.getPasswordFromAliasForCluster( clusterName, passwordAlias ) ).andReturn( secret.toCharArray() ).anyTimes();
UrlRewriteEnvironment decEnvironment = EasyMock.createNiceMock( UrlRewriteEnvironment.class );
EasyMock.expect( decEnvironment.getAttribute( GatewayServices.GATEWAY_SERVICES_ATTRIBUTE ) ).andReturn( gatewayServices ).anyTimes();
EasyMock.expect( decEnvironment.getAttribute( GatewayServices.GATEWAY_CLUSTER_ATTRIBUTE ) ).andReturn( clusterName ).anyTimes();
UrlRewriteContext decContext = EasyMock.createNiceMock( UrlRewriteContext.class );
EncryptStepContextParams encryptedParams = new EncryptStepContextParams();
encryptedParams.addParam( decParam, Arrays.asList( encryptedAdrress ) ); //Value was encrypted by EncryptUriProcessor
encryptedParams.addParam( "foo1", Arrays.asList( "test" ) );
EasyMock.expect( decContext.getParameters() ).andReturn( encryptedParams );
Capture<EncryptStepContextParams> decodedValue = new Capture<EncryptStepContextParams>();
decContext.addParameters( EasyMock.capture( decodedValue ) );
EasyMock.replay( gatewayServices, as, decEnvironment, decContext );
DecryptUriDescriptor decDescriptor = new DecryptUriDescriptor();
decDescriptor.setParam( decParam );
DecryptUriProcessor decProcessor = new DecryptUriProcessor();
decProcessor.initialize( decEnvironment, decDescriptor );
UrlRewriteStepStatus decStatus = decProcessor.process( decContext );
assertThat( decStatus, is ( UrlRewriteStepStatus.SUCCESS ) );
assertThat( decodedValue.getValue(), notNullValue() );
assertThat( decodedValue.getValue().resolve( decParam ).size(), is( 1 ) );
String dectryptedAdrress = decodedValue.getValue().resolve( decParam ).get( 0 );
assertThat( dectryptedAdrress, is ( "host.yarn.com:8088" ) );
}
}