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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.
*/
package org.apache.spark.network.shuffle;
import java.io.IOException;
import java.util.Arrays;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.*;
import org.apache.spark.network.TestUtils;
import org.apache.spark.network.TransportContext;
import org.apache.spark.network.sasl.SaslServerBootstrap;
import org.apache.spark.network.sasl.SecretKeyHolder;
import org.apache.spark.network.server.TransportServer;
import org.apache.spark.network.server.TransportServerBootstrap;
import org.apache.spark.network.shuffle.protocol.ExecutorShuffleInfo;
import org.apache.spark.network.util.MapConfigProvider;
import org.apache.spark.network.util.TransportConf;
public class ExternalShuffleSecuritySuite {
TransportConf conf = new TransportConf("shuffle", MapConfigProvider.EMPTY);
TransportServer server;
@Before
public void beforeEach() throws IOException {
TransportContext context =
new TransportContext(conf, new ExternalShuffleBlockHandler(conf, null));
TransportServerBootstrap bootstrap = new SaslServerBootstrap(conf,
new TestSecretKeyHolder("my-app-id", "secret"));
this.server = context.createServer(Arrays.asList(bootstrap));
}
@After
public void afterEach() {
if (server != null) {
server.close();
server = null;
}
}
@Test
public void testValid() throws IOException {
validate("my-app-id", "secret", false);
}
@Test
public void testBadAppId() {
try {
validate("wrong-app-id", "secret", false);
} catch (Exception e) {
assertTrue(e.getMessage(), e.getMessage().contains("Wrong appId!"));
}
}
@Test
public void testBadSecret() {
try {
validate("my-app-id", "bad-secret", false);
} catch (Exception e) {
assertTrue(e.getMessage(), e.getMessage().contains("Mismatched response"));
}
}
@Test
public void testEncryption() throws IOException {
validate("my-app-id", "secret", true);
}
/** Creates an ExternalShuffleClient and attempts to register with the server. */
private void validate(String appId, String secretKey, boolean encrypt) throws IOException {
ExternalShuffleClient client =
new ExternalShuffleClient(conf, new TestSecretKeyHolder(appId, secretKey), true, encrypt);
client.init(appId);
// Registration either succeeds or throws an exception.
client.registerWithShuffleServer(TestUtils.getLocalHost(), server.getPort(), "exec0",
new ExecutorShuffleInfo(new String[0], 0,
"org.apache.spark.shuffle.sort.SortShuffleManager"));
client.close();
}
/** Provides a secret key holder which always returns the given secret key, for a single appId. */
static class TestSecretKeyHolder implements SecretKeyHolder {
private final String appId;
private final String secretKey;
TestSecretKeyHolder(String appId, String secretKey) {
this.appId = appId;
this.secretKey = secretKey;
}
@Override
public String getSaslUser(String appId) {
return "user";
}
@Override
public String getSecretKey(String appId) {
if (!appId.equals(this.appId)) {
throw new IllegalArgumentException("Wrong appId!");
}
return secretKey;
}
}
}
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