package com.ard.utils.netty.tcp;
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import com.ard.alarm.radar.domain.ArdEquipRadar;
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import com.ard.alarm.radar.service.IArdEquipRadarService;
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import com.ard.utils.netty.config.NettyTcpConfiguration;
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import io.netty.bootstrap.Bootstrap;
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import io.netty.channel.*;
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import io.netty.channel.nio.NioEventLoopGroup;
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import io.netty.channel.socket.SocketChannel;
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import io.netty.channel.socket.nio.NioSocketChannel;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.boot.ApplicationArguments;
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import org.springframework.boot.ApplicationRunner;
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import org.springframework.core.annotation.Order;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import javax.annotation.Resource;
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import java.util.*;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.CopyOnWriteArraySet;
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import java.util.function.Consumer;
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/**
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* 客户端初始化
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*
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* @author lijiamin
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*/
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@Component
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@Slf4j(topic = "netty")
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@Order(2)
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public class ClientInitialize implements ApplicationRunner {
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@Resource
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NettyTcpConfiguration nettyTcpConfig;
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@Resource
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IArdEquipRadarService ardEquipRadarService;
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private Bootstrap bootstrap;
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public static CopyOnWriteArraySet<ArdEquipRadar> falseConnectSet = new CopyOnWriteArraySet();//失败连接的雷达Set
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public static ConcurrentHashMap<String, ArdEquipRadar> trueConnectMap = new ConcurrentHashMap();//成功连接的ip端口对应的雷达
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public static ConcurrentHashMap<String, MessageHandler> SucMessageHandlerMap = new ConcurrentHashMap();//成功连接的ip端口对应的报文解析器
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public static ConcurrentHashMap<String, Channel> SucChannelMap = new ConcurrentHashMap();//成功连接的ip端口对应的netty通道
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/**
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* Netty初始化配置
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*/
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public void initNettyTcp() {
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EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
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bootstrap = new Bootstrap();
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bootstrap.group(eventLoopGroup)
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.channel(NioSocketChannel.class)
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.option(ChannelOption.TCP_NODELAY, true)
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.option(ChannelOption.SO_KEEPALIVE, true)
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.handler(new ChannelInitializer<SocketChannel>() {
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@Override
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protected void initChannel(SocketChannel socketChannel) {
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socketChannel.pipeline().addLast(new ClientHandler());
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}
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});
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//异步持续监听连接失败的地址
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CompletableFuture.runAsync(new Runnable() {
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@Override
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public void run() {
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while (true) {
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try {
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if (falseConnectSet.size() != 0) {
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// 循环集合内元素
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falseConnectSet.forEach(new Consumer<ArdEquipRadar>() {
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@Override
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public void accept(ArdEquipRadar radar) {
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connectServer(radar);
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}
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});
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}
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Thread.sleep(nettyTcpConfig.getReConnectInterval());
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} catch (Exception e) {
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log.error("Netty初始化配置监听地址出现异常");
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e.printStackTrace();
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}
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}
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}
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});
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}
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/**
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* 服务连接
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*
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* @param ardEquipRadar
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*/
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public void connectServer(ArdEquipRadar ardEquipRadar) {
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// 获取地址及端口
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String host = ardEquipRadar.getIp();
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Integer port = ardEquipRadar.getPort();
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String ipPort = host + ":" + port;
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// 异步连接tcp服务端
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bootstrap.remoteAddress(host, port).connect().addListener((ChannelFuture futureListener) -> {
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if (futureListener.isSuccess()) {
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log.debug("雷达【" + ipPort + "】连接成功");
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// 连接成功信息从Set拔除
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falseConnectSet.remove(ardEquipRadar);
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// 连接成功信息写入map
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trueConnectMap.put(ipPort, ardEquipRadar);
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SucMessageHandlerMap.put(ipPort, new MessageHandler());
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SucChannelMap.put(ipPort, futureListener.channel());
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} else {
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log.debug("雷达【" + ipPort + "】连接失败");
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futureListener.channel().close();
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// 连接失败信息插入Set
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falseConnectSet.add(ardEquipRadar);
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}
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});
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}
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/**
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* 初始化方法
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*/
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@Override
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public void run(ApplicationArguments args) {
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if (!nettyTcpConfig.getEnabled()) {
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return;
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}
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initNettyTcp();//初始化nettyTcp
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List<ArdEquipRadar> ardEquipRadars = ardEquipRadarService.selectArdEquipRadarList(new ArdEquipRadar());
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for (ArdEquipRadar ardEquipRadar : ardEquipRadars) {
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String host = ardEquipRadar.getIp();
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Integer port = Integer.valueOf(ardEquipRadar.getPort());
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log.debug("TCP client try to connect radar【" + host + ":" + port + "】");
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connectServer(ardEquipRadar);//连接每一个雷达服务
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}
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}
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/**
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* 监测雷达连接状态
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*/
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@Scheduled(cron = "0/3 * * * * ?")
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public void monitorConnectStatus() {
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log.debug("定时监测雷达连接状态");
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List<ArdEquipRadar> ardEquipRadars = ardEquipRadarService.selectArdEquipRadarList(new ArdEquipRadar());
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ardEquipRadars.stream().forEach(ardEquipRadar -> {
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boolean online = trueConnectMap.containsKey(ardEquipRadar.getIp() + ":" + ardEquipRadar.getPort());
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if (online) {
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if (ardEquipRadar.getState() == null || !ardEquipRadar.getState().equals("1")) {
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ardEquipRadar.setState("1");
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ardEquipRadarService.updateArdEquipRadar(ardEquipRadar);
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}
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} else {
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if (ardEquipRadar.getState() == null || !ardEquipRadar.getState().equals("0")) {
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ardEquipRadar.setState("0");
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ardEquipRadarService.updateArdEquipRadar(ardEquipRadar);
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}
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}
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});
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}
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}
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