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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.transport;
import org.elasticsearch.Version;
import org.elasticsearch.cache.recycler.MockPageCacheRecycler;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.network.NetworkService;
import org.elasticsearch.common.settings.ClusterSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.InetSocketTransportAddress;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.common.util.MockBigArrays;
import org.elasticsearch.indices.breaker.NoneCircuitBreakerService;
import org.elasticsearch.test.ESTestCase;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.netty.NettyTransport;
import org.junit.After;
import org.junit.Before;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.InetAddress;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import static org.elasticsearch.common.settings.Settings.settingsBuilder;
import static org.hamcrest.Matchers.is;
/**
* This test checks, if a HTTP look-alike request (starting with a HTTP method and a space)
* actually returns text response instead of just dropping the connection
*/
public class NettySizeHeaderFrameDecoderTests extends ESTestCase {
private final Settings settings = settingsBuilder()
.put("name", "foo")
.put(TransportSettings.BIND_HOST.getKey(), "127.0.0.1")
.put(TransportSettings.PORT.getKey(), "0")
.build();
private ThreadPool threadPool;
private NettyTransport nettyTransport;
private int port;
private InetAddress host;
@Before
public void startThreadPool() {
threadPool = new ThreadPool(settings);
threadPool.setClusterSettings(new ClusterSettings(settings, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS));
NetworkService networkService = new NetworkService(settings);
BigArrays bigArrays = new MockBigArrays(new MockPageCacheRecycler(settings, threadPool), new NoneCircuitBreakerService());
nettyTransport = new NettyTransport(settings, threadPool, networkService, bigArrays, Version.CURRENT, new NamedWriteableRegistry());
nettyTransport.start();
TransportService transportService = new TransportService(nettyTransport, threadPool);
nettyTransport.transportServiceAdapter(transportService.createAdapter());
InetSocketTransportAddress transportAddress = (InetSocketTransportAddress) randomFrom(nettyTransport.boundAddress().boundAddresses());
port = transportAddress.address().getPort();
host = transportAddress.address().getAddress();
}
@After
public void terminateThreadPool() throws InterruptedException {
nettyTransport.stop();
terminate(threadPool);
}
public void testThatTextMessageIsReturnedOnHTTPLikeRequest() throws Exception {
String randomMethod = randomFrom("GET", "POST", "PUT", "DELETE", "HEAD", "OPTIONS", "PATCH");
String data = randomMethod + " / HTTP/1.1";
try (Socket socket = new Socket(host, port)) {
socket.getOutputStream().write(data.getBytes(StandardCharsets.UTF_8));
socket.getOutputStream().flush();
try (BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream(), StandardCharsets.UTF_8))) {
assertThat(reader.readLine(), is("This is not a HTTP port"));
}
}
}
public void testThatNothingIsReturnedForOtherInvalidPackets() throws Exception {
try (Socket socket = new Socket(host, port)) {
socket.getOutputStream().write("FOOBAR".getBytes(StandardCharsets.UTF_8));
socket.getOutputStream().flush();
// end of stream
assertThat(socket.getInputStream().read(), is(-1));
}
}
}
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