| /* |
| * 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.dolphinscheduler.remote; |
| |
| import org.apache.dolphinscheduler.remote.command.Command; |
| import org.apache.dolphinscheduler.remote.command.CommandType; |
| import org.apache.dolphinscheduler.remote.config.NettyClientConfig; |
| import org.apache.dolphinscheduler.remote.config.NettyServerConfig; |
| import org.apache.dolphinscheduler.remote.future.InvokeCallback; |
| import org.apache.dolphinscheduler.remote.future.ResponseFuture; |
| import org.apache.dolphinscheduler.remote.processor.NettyRequestProcessor; |
| import org.apache.dolphinscheduler.remote.utils.Host; |
| |
| import java.io.Serializable; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.Unpooled; |
| import io.netty.channel.Channel; |
| |
| /** |
| * netty remote client test |
| */ |
| public class NettyRemotingClientTest { |
| |
| /** |
| * test send sync |
| */ |
| @Test |
| public void testSendSync() { |
| NettyServerConfig serverConfig = new NettyServerConfig(); |
| |
| NettyRemotingServer server = new NettyRemotingServer(serverConfig); |
| server.registerProcessor(CommandType.PING, new NettyRequestProcessor() { |
| @Override |
| public void process(Channel channel, Command command) { |
| channel.writeAndFlush(Pong.create(command.getOpaque())); |
| } |
| }); |
| |
| |
| server.start(); |
| // |
| final NettyClientConfig clientConfig = new NettyClientConfig(); |
| NettyRemotingClient client = new NettyRemotingClient(clientConfig); |
| Command commandPing = Ping.create(); |
| try { |
| Command response = client.sendSync(new Host("127.0.0.1", serverConfig.getListenPort()), commandPing, 2000); |
| Assert.assertEquals(commandPing.getOpaque(), response.getOpaque()); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| server.close(); |
| client.close(); |
| } |
| |
| /** |
| * test sned async |
| */ |
| @Test |
| public void testSendAsync(){ |
| NettyServerConfig serverConfig = new NettyServerConfig(); |
| |
| NettyRemotingServer server = new NettyRemotingServer(serverConfig); |
| server.registerProcessor(CommandType.PING, new NettyRequestProcessor() { |
| @Override |
| public void process(Channel channel, Command command) { |
| channel.writeAndFlush(Pong.create(command.getOpaque())); |
| } |
| }); |
| server.start(); |
| // |
| final NettyClientConfig clientConfig = new NettyClientConfig(); |
| NettyRemotingClient client = new NettyRemotingClient(clientConfig); |
| CountDownLatch latch = new CountDownLatch(1); |
| Command commandPing = Ping.create(); |
| try { |
| final AtomicLong opaque = new AtomicLong(0); |
| client.sendAsync(new Host("127.0.0.1", serverConfig.getListenPort()), commandPing, 2000, new InvokeCallback() { |
| @Override |
| public void operationComplete(ResponseFuture responseFuture) { |
| opaque.set(responseFuture.getOpaque()); |
| latch.countDown(); |
| } |
| }); |
| latch.await(); |
| Assert.assertEquals(commandPing.getOpaque(), opaque.get()); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| server.close(); |
| client.close(); |
| } |
| |
| private static class Ping implements Serializable { |
| |
| /** |
| * ping body |
| */ |
| protected static final ByteBuf EMPTY_BODY = Unpooled.EMPTY_BUFFER; |
| |
| /** |
| * request command body |
| */ |
| private static final byte[] EMPTY_BODY_ARRAY = new byte[0]; |
| |
| private static final ByteBuf PING_BUF; |
| |
| static { |
| ByteBuf ping = Unpooled.buffer(); |
| ping.writeByte(Command.MAGIC); |
| ping.writeByte(CommandType.PING.ordinal()); |
| ping.writeLong(0); |
| ping.writeInt(0); |
| ping.writeBytes(EMPTY_BODY); |
| PING_BUF = Unpooled.unreleasableBuffer(ping).asReadOnly(); |
| } |
| |
| /** |
| * ping content |
| * |
| * @return result |
| */ |
| public static ByteBuf pingContent() { |
| return PING_BUF.duplicate(); |
| } |
| |
| /** |
| * create ping command |
| * |
| * @return command |
| */ |
| public static Command create() { |
| Command command = new Command(); |
| command.setType(CommandType.PING); |
| command.setBody(EMPTY_BODY_ARRAY); |
| return command; |
| } |
| } |
| |
| private static class Pong implements Serializable { |
| |
| /** |
| * pong body |
| */ |
| protected static final ByteBuf EMPTY_BODY = Unpooled.EMPTY_BUFFER; |
| |
| /** |
| * pong command body |
| */ |
| private static final byte[] EMPTY_BODY_ARRAY = new byte[0]; |
| |
| /** |
| * pong byte buffer |
| */ |
| private static final ByteBuf PONG_BUF; |
| |
| static { |
| ByteBuf ping = Unpooled.buffer(); |
| ping.writeByte(Command.MAGIC); |
| ping.writeByte(CommandType.PONG.ordinal()); |
| ping.writeLong(0); |
| ping.writeInt(0); |
| ping.writeBytes(EMPTY_BODY); |
| PONG_BUF = Unpooled.unreleasableBuffer(ping).asReadOnly(); |
| } |
| |
| /** |
| * pong content |
| * |
| * @return result |
| */ |
| public static ByteBuf pongContent() { |
| return PONG_BUF.duplicate(); |
| } |
| |
| /** |
| * package pong command |
| * |
| * @param opaque request unique identification |
| * @return command |
| */ |
| public static Command create(long opaque) { |
| Command command = new Command(opaque); |
| command.setType(CommandType.PONG); |
| command.setBody(EMPTY_BODY_ARRAY); |
| return command; |
| } |
| } |
| } |