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Spingboot 整合netty-socket.io

依赖

注意版本号，不然client版本不对的话也是连不上的

https://github.com/mrniko/netty-socketio

<dependency>
    <groupId>com.corundumstudio.socketio</groupId>
    <artifactId>netty-socketio</artifactId>
</dependency>


<zyy-socket.version>2.0.2</zyy-socket.version>

结构

Spingboot 整合netty-socket.io,java,websocket,java,后端

3 配置

package com.zyy.wss.config;

import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.corundumstudio.socketio.SocketConfig;
import com.corundumstudio.socketio.SocketIOServer;
import com.corundumstudio.socketio.annotation.SpringAnnotationScanner;
import com.zyy.framework.model.constant.SecurityConstants;
import com.zyy.wss.handler.NettySocketEventHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.logging.log4j.util.Strings;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.provider.token.TokenStore;

import javax.annotation.Resource;
import java.util.List;
import java.util.Map;

/**
 * @author: liucw
 * @createDate: 2023/4/26
 * @description:
 */


@Configuration
@Slf4j
public class NettySocketConfig {
    @Value("${socket.port}")
    private Integer socketPort;
    @Value("${socket.upgradeTimeout}")
    private Integer upgradeTimeout;
    @Value("${socket.pingInterval}")
    private Integer pingInterval;
    @Value("${socket.pingTimeout}")
    private Integer pingTimeout;

    @Value("${socket.bossThreadCount}")
    private Integer bossThreadCount;

    @Value("${socket.workerThreadCount}")
    private Integer workerThreadCount;
    @Resource
    private NettySocketEventHandler nettySocketEventHandler;


    @Resource
    private TokenStore tokenStore;

    @Bean
    public SocketIOServer socketIOServer() {
        /*
         * 创建Socket，并设置监听端口
         */
        com.corundumstudio.socketio.Configuration config = new com.corundumstudio.socketio.Configuration();
        // 设置主机名，默认是0.0.0.0
        config.setHostname("0.0.0.0");
        // 设置监听端口
        config.setBossThreads(bossThreadCount);
        config.setWorkerThreads(workerThreadCount);
        config.setAllowCustomRequests(true);
        config.setPort(socketPort);
        // 协议升级超时时间（毫秒）, 默认10000, HTTP握手升级为ws协议超时时间
        config.setUpgradeTimeout(upgradeTimeout);
        // Ping消息间隔（毫秒）, 默认25000, 客户端向服务器发送一条心跳消息间隔
        config.setPingInterval(pingInterval);
        // Ping消息超时时间（毫秒）, 默认60000, 这个时间间隔内没有接收到心跳消息就会发送超时事件
        config.setPingTimeout(pingTimeout);
        // 开放跨域 null 不是*
        config.setOrigin("*");
        SocketConfig socketConfig = new SocketConfig();
        socketConfig.setReuseAddress(true);
        socketConfig.setTcpNoDelay(true);
        socketConfig.setSoLinger(0);
        config.setSocketConfig(socketConfig);

        config.setAuthorizationListener(handshakeData -> {
            Map<String, List<String>> urlParams = handshakeData.getUrlParams();
            String accessToken = handshakeData.getSingleUrlParam("Authorization");
            log.info(" handshakeData  url  req :{} ,authorization:{}", JSONUtil.toJsonStr(urlParams), accessToken);
            if (StrUtil.isBlank(accessToken)) {
                return false;
            }
            OAuth2AccessToken oAuth2AccessToken = tokenStore.readAccessToken(StrUtil.replaceIgnoreCase(accessToken, SecurityConstants.JWT_PREFIX, Strings.EMPTY));
            return !oAuth2AccessToken.isExpired();
        });
        SocketIOServer socketIOServer = new SocketIOServer(config);
        socketIOServer.addListeners(nettySocketEventHandler);
        return socketIOServer;
    }

    @Bean
    public SpringAnnotationScanner springAnnotationScanner(SocketIOServer socketServer) {
        return new SpringAnnotationScanner(socketServer);
    }
}

4 .ClientCache

package com.zyy.wss.config;

import com.corundumstudio.socketio.SocketIOClient;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;

import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @author litong
 * @date 2019/11/6 16:01
 */
@Component
@Slf4j
public class ClientCache {

    /**
     * 本地缓存
     */
    private static Map<String, HashMap<UUID, SocketIOClient>> concurrentHashMap = new ConcurrentHashMap<>();

    /**
     * 存入本地缓存
     *
     * @param userId         用户ID
     * @param sessionId      页面sessionID
     * @param socketIOClient 页面对应的通道连接信息
     */
    public void saveClient(String userId, UUID sessionId, SocketIOClient socketIOClient) {
        HashMap<UUID, SocketIOClient> sessionIdClientCache = concurrentHashMap.get(userId);
        if (sessionIdClientCache == null) {
            sessionIdClientCache = new HashMap<>();
        }
        sessionIdClientCache.put(sessionId, socketIOClient);
        concurrentHashMap.put(userId, sessionIdClientCache);

        log.info("ClientCache :{}",concurrentHashMap.get(userId).size());

    }

    /**
     * 根据用户ID获取所有通道信息
     *
     * @param userId
     * @return
     */
    public HashMap<UUID, SocketIOClient> getUserClient(String userId) {
        return concurrentHashMap.get(userId);
    }

    /**
     * 根据用户ID及页面sessionID删除页面链接信息
     *
     * @param userId
     * @param sessionId
     */
    public void deleteSessionClient(String userId, UUID sessionId) {
        concurrentHashMap.get(userId).remove(sessionId);
    }
}

5 . 连接处理类

package com.zyy.wss.handler;

import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.corundumstudio.socketio.AckRequest;
import com.corundumstudio.socketio.SocketIOClient;
import com.corundumstudio.socketio.annotation.OnConnect;
import com.corundumstudio.socketio.annotation.OnDisconnect;
import com.corundumstudio.socketio.annotation.OnEvent;
import com.zyy.admin.api.dto.common.NumberNotDownloadedDto;
import com.zyy.admin.api.enums.common.ExportEnums;
import com.zyy.common.api.feign.DownloadCenterFeign;
import com.zyy.framework.model.dto.result.data.DataResult;
import com.zyy.framework.model.enums.TenantEnums;
import com.zyy.framework.model.enums.base.EnumUtils;
import com.zyy.wss.config.ClientCache;
import com.zyy.wss.entity.DownLoadData;
import com.zyy.wss.entity.MessageInfoStructure;
import com.zyy.wss.entity.TokenInfo;
import com.zyy.wss.enums.MsgTypeEnum;
import com.zyy.wss.helper.JWTHelper;

import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.Objects;
import java.util.UUID;

/**
 * @author: liucw
 * @createDate: 2023/4/26
 * @description:
 */
@Component
@Slf4j
public class NettySocketEventHandler {
    @Resource
    private ClientCache clientCache;
    @Resource
    private JWTHelper jwtHelper;
    @Resource
    private DownloadCenterFeign downloadCenterFeign;

    /**
     * socket事件消息接收入口
     */
    @OnEvent(value = "message_event") //value值与前端自行商定
    public void onEvent(SocketIOClient client, AckRequest ackRequest, MessageInfoStructure data) {
        boolean ackRequested = ackRequest.isAckRequested();
        // 获取前端推送数据
        log.info("onEvent ：{}", JSONUtil.toJsonStr(data));
        //根据msgType类别进行数据类型判断,
        if (Objects.nonNull(data.getMsgType()) && data.getMsgType().equals(MsgTypeEnum.EXPORT_POLLING.getValue())) {
            TokenInfo clientKey = jwtHelper.getClientKey(client);
            assert clientKey != null;
            DataResult<Integer> integerDataResult = null;
            if (data.getTenantId().equals(TenantEnums.ZMP_BACK.getId())) {
                integerDataResult = downloadCenterFeign.downloadableCount(NumberNotDownloadedDto.builder().userType(ExportEnums.ExportUserType.DAY_PIVOT.getUserType()).userId(clientKey.getUserId()).build());
            } else if (data.getTenantId().equals(TenantEnums.ZMP_BEND.getId())) {
                integerDataResult = downloadCenterFeign.downloadableCount(NumberNotDownloadedDto.builder().userType(ExportEnums.ExportUserType.CLOUD_CHAIN.getUserType()).userId(clientKey.getCustomerId()).build());
            }
            log.info("integerDataResult :{}", JSONUtil.toJsonStr(integerDataResult));
            if (StrUtil.isNotBlank(data.getMsgContent())) {
                DownLoadData downLoadData = (DownLoadData) JSONUtil.toBean(data.getMsgContent(), EnumUtils.of(MsgTypeEnum.class, MsgTypeEnum.EXPORT_POLLING.getValue()).getContentType());
                log.info("Json: " + downLoadData);
            }
            //数据类型标识
            //向前端发送接收数据成功标识
            //这里可填写接收数据后的相关业务逻辑代码
            client.sendEvent("message_event", integerDataResult);

        }

    }

    /**
     * socket添加@OnDisconnect事件，客户端断开连接时调用，刷新客户端信息
     */

    @OnDisconnect
    public void onDisconnect(SocketIOClient client) {
        log.info("--------------------客户端已断开连接--------------------");
        //client.disconnect();
        TokenInfo clientKey = jwtHelper.getClientKey(client);
        if (Objects.isNull(clientKey)) {
            log.error("Client key token error");
            return;
        }
        clientCache.deleteSessionClient(String.valueOf(clientKey.getUserId()), client.getSessionId());
    }

    /**
     * socket添加connect事件，当客户端发起连接时调用
     */
    @OnConnect
    public void onConnect(SocketIOClient client) {
        if (client != null) {
            TokenInfo clientKey = jwtHelper.getClientKey(client);
            if (Objects.isNull(clientKey)) {
                log.error("Client key token error");
                return;
            }
            //存储SocketIOClient，用于向不同客户端发送消息
            // socketIOClientMap.put(mac, client);
            UUID sessionId = client.getSessionId();
            clientCache.saveClient(String.valueOf(clientKey.getUserId()), sessionId, client);
            log.info("--------------------客户端连接成功---------------------");

            client.sendEvent("connected", "connected", sessionId);
        } else {
            log.error("客户端为空");
        }
    }

    /**
     * 广播消息 函数可在其他类中调用
     */
/*    public static void sendBroadcast(byte[] data) {
        for (SocketIOClient client : socketIOClientMap.values()) {
            //向已连接的所有客户端发送数据,map实现客户端的存储
            if (client.isChannelOpen()) {
                client.sendEvent("message_event", data);
            }
        }
    }*/
}

6.工具处理类

package com.zyy.wss.helper;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.bean.copier.CopyOptions;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;

import com.corundumstudio.socketio.SocketIOClient;
import com.google.common.collect.Maps;
import com.nimbusds.jose.JWSObject;
import com.zyy.framework.model.constant.SecurityConstants;
import com.zyy.wss.entity.TokenInfo;
import lombok.extern.slf4j.Slf4j;
import org.apache.logging.log4j.util.Strings;
import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.text.ParseException;
import java.util.Map;

/**
 * @author: liucw
 * @createDate: 2023/4/28
 * @description:
 */

@Component
@Slf4j
public class JWTHelper {

    @Resource
    private TokenStore tokenStore;


    public static Boolean verifyZyToken(String token) {

        token = StrUtil.replaceIgnoreCase(token, SecurityConstants.JWT_PREFIX, Strings.EMPTY);
        String payload;
        try {
            payload = StrUtil.toString(JWSObject.parse(token).getPayload());
        } catch (ParseException e) {
            log.error("验证token失败", e);
            return false;
        }
        TokenInfo tokenInfo = JSONUtil.toBean(payload, TokenInfo.class);
        log.info("token: {}", tokenInfo);
        return tokenInfo.isAuth();
    }

    public static TokenInfo parseZyToken(String token) {

        token = StrUtil.replaceIgnoreCase(token, SecurityConstants.JWT_PREFIX, Strings.EMPTY);
        String payload;
        try {
            payload = StrUtil.toString(JWSObject.parse(token).getPayload());
        } catch (ParseException e) {
            log.error("验证token失败", e);
            return null;
        }
        return JSONUtil.toBean(payload, TokenInfo.class);

    }

    public TokenInfo parseZyTokenTwo(OAuth2AccessToken token) {
        Map<String, Object> source = token.getAdditionalInformation();
        Map<String, String> mapping = Maps.newHashMap();
        mapping.put("username", "username");
        mapping.put("customerId", "customerId");
        mapping.put("userId", "userId");
        return BeanUtil.mapToBean(source, TokenInfo.class, true, CopyOptions.create().setFieldMapping(mapping));
    }


    public TokenInfo getClientKey(SocketIOClient client) {

        String authorization = client.getHandshakeData().getSingleUrlParam("Authorization");
        if (StrUtil.isBlank(authorization)) {
            return null;
        }
        authorization = StrUtil.replaceIgnoreCase(authorization, SecurityConstants.JWT_PREFIX, Strings.EMPTY);
        // TokenStore tokenStore = SpringContextHelper.getBean("tokenStore", TokenStore.class);
        return parseZyTokenTwo(tokenStore.readAccessToken(authorization));

    }

  /*  public static TokenInfo getClientKey(SocketIOClient client) {


        String authorization = client.getHandshakeData().getSingleUrlParam("Authorization");
        if (StrUtil.isBlank(authorization)) {
            return null;
        }
        return parseZyToken(authorization);

    }*/


    public static void main(String[] args) throws ParseException {

        String token = "bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VyX25hbWUiOiJMaWFvMSIsImlwIjoiMTEzLjExMC4yMjEuNSIsImF1dGhlbnRpY2F0aW9uSWRlbnRpdHkiOiJ1c2VybmFtZSIsImF2YXRhciI6bnVsbCwidXNlcklkIjoxNjUxNDEwMDc3MTQ5Njc5NjE4LCJhdXRob3JpdGllcyI6WyJCRU5EOklvdC9NaWZp55So5oi36L-Q6JClIl0sImNsaWVudF9pZCI6InptcC1iZW5kIiwic2NvcGUiOlsiYWxsIl0sImZpcnN0TG9naW5TdGF0dXMiOjAsInRlbmFudElkIjoxMSwiY3VzdG9tZXJJZCI6MTY1MTQxMDA3Njg1MTg1NTM2MSwiZXhwIjoxNjgyNjg4NTU5LCJqdGkiOiI2MTY5ODRiOC1jZDU3LTRmYmItOTMxMS05YzNhNTdlZjVmOTciLCJ1c2VybmFtZSI6IkxpYW8xIn0.jHwvZc3vCwDzTfPJ26-7_wfKOehmfRCxEiKe3l79up5gBaYDSIWb3lTSsdORfhmCiRBRJPvhts19DJIwa3xbieBTDUoN8eEENUBGVblHzTMCgdprms88WCtLue6-BpZ6YnEiBXK1vNLStrdi7zf7JohKwdeXb7OojgKN-5PX2yLuaPZSQMiJmCDQ597q7Lx7DkmR5MdcAqEU2bUuTrFTtqgQDcyfARAqYxra2JFVreVOjnVJoZqtIkYE16lSt5_7IEQYqgzdcccq6hnuZmD7eqcg0vh3KDO94DBZncWEu08CJZ427cpFZBL0n5rTplFFnxNHy8LtX-MiZSZkJHFKjA";
        token = StrUtil.replaceIgnoreCase(token, SecurityConstants.JWT_PREFIX, Strings.EMPTY);

        String payload = StrUtil.toString(JWSObject.parse(token).getPayload());
        TokenInfo tokenInfo1 = JSONUtil.toBean(payload, TokenInfo.class);

        boolean auth = tokenInfo1.isAuth();
        //  TokenInfo tokenInfo = verifyToken(token);
        System.out.println(JSONUtil.toJsonStr(auth));


    }

}

7.NettySocketRunnable

package com.zyy.wss.runner;

import com.corundumstudio.socketio.SocketIOServer;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;

/**
 * @author: liucw
 * @createDate: 2023/4/26
 * @description:
 */

@Component
@Order(value = 1)
@Slf4j
public class NettySocketRunnable implements CommandLineRunner {

    private final SocketIOServer server;

    @Autowired
    public NettySocketRunnable(SocketIOServer server) {
        this.server = server;
    }

    @Override
    public void run(String... args) {
        log.info("--------------------SocketIOServer socket.io通信启动成功！---------------------");
        server.start();
    }
}

yaml 配置

socket:
  port: 9090
  upgradeTimeout: 10000
  pingInterval: 60000
  pingTimeout: 180000
  bossThreadCount : 1
  workerThreadCount : 100

8：nginx 配置协议升级 wss(443) 或ws(80)

map $http_upgrade $connection_upgrade {
        default upgrade;
        '' close;
    }
   upstream socket {
        server 127.0.0.1:9090 ;
                 keepalive 256;
    }
 location /socket.io/ {
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
          proxy_set_header Host $http_host;
          proxy_pass http://socket;
          proxy_http_version 1.1;
          proxy_set_header Upgrade $http_upgrade;
          proxy_set_header Connection "upgrade";
          tcp_nodelay on;
    }

1: 注意server的版本和client版本是对应上的

2: 上线后注意线上是否有cdn 注意如果有需要开启cdn支持websocket

1: 注意server的版本和client版本是对应上的

2: 上线后注意线上是否有cdn 注意如果有需要开启cdn支持websocket

支持多个节点清集群文章来源地址https://www.toymoban.com/news/detail-613978.html

public interface SocketIOService {


    void pushMessageToUser(String eventName, String userId, Object msgContent);

    void sendToAll(String eventName, Object msgContent);

    void sendMessage(String eventName, String userId, Object msgContent);
}

package com.zyy.wss.service.impl;

import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.corundumstudio.socketio.SocketIOClient;
import com.zyy.wss.config.ClientCache;
import com.zyy.wss.config.properties.SocketIoServerProperties;
import com.zyy.wss.entity.MessageInfoStructure;
import com.zyy.wss.service.SocketIOService;
import lombok.extern.slf4j.Slf4j;
import org.redisson.api.RTopic;
import org.redisson.api.RedissonClient;
import org.springframework.stereotype.Service;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.UUID;

/**
 * @author: liucw
 * @createDate: 2023/5/23
 * @description:
 */

@Service
@Slf4j
public class SocketIOServiceImpl implements SocketIOService {


    @Resource
    private ClientCache clientCache;

    @Resource
    private RedissonClient redissonClient;

    @Resource
    private SocketIoServerProperties serverProperties;
    /**
     * 广播（群发）前缀
     */
    private static final String MASS_PREFIX = "/mass";
    /**
     * socketio
     */
    private static final String TOPIC_SOCKETIO_SINGLE = "socketio:single";

    private static final String TOPIC_SOCKETIO_TOALL = "socketio:toAll";


    @Override
    public void pushMessageToUser(String eventName, String userId, Object msgContent) {

        HashMap<UUID, SocketIOClient> userClient = clientCache.getUserClient(userId);
        if (userClient == null) {
            log.debug("没有在线的用户");
            return;
        }
        userClient.forEach((uuid, socketIOClient) -> {
            //向客户端推送消息
            socketIOClient.sendEvent(eventName, msgContent);
        });


    }

    @Override
    public void sendToAll(String topic, Object msgContent) {
        if (StrUtil.isBlank(topic)) {
            topic = MASS_PREFIX + "/toAll";
        }
        clientCache.sendBroadcast(topic, msgContent);
        //socketIOServer.getBroadcastOperations().sendEvent(topic, msgContent);

    }

    @Override
    public void sendMessage(String eventName, String userId, Object msgContent) {
        MessageInfoStructure socketIOMessageDTO = MessageInfoStructure.builder().topic(eventName).userId(userId).msgContent(JSONUtil.toJsonStr(msgContent)).build();

        if (StrUtil.isNotBlank(userId)) {
            if (Objects.nonNull(serverProperties) && serverProperties.isCluster()) {
                RTopic rTopic = redissonClient.getTopic(TOPIC_SOCKETIO_SINGLE);
                rTopic.publish(socketIOMessageDTO);
            } else {
                pushMessageToUser(eventName, socketIOMessageDTO.getUserId(), msgContent);
            }
        } else {
            RTopic rTopic = redissonClient.getTopic(TOPIC_SOCKETIO_TOALL);
            rTopic.publish(socketIOMessageDTO);
            //sendToAll(eventName, msgContent);
        }
    }

    @PostConstruct
    public void init() {
        if (redissonClient == null) {
            return;
        }
        RTopic topic = redissonClient.getTopic(TOPIC_SOCKETIO_SINGLE);
        topic.addListener(MessageInfoStructure.class, (channel, msg) -> {

            if (StrUtil.isNotBlank(msg.getUserId())) {
                pushMessageToUser(msg.getTopic(), msg.getUserId(), JSONUtil.toBean(msg.getMsgContent(), Map.class));
                log.info(" {} {} {} {} {}", serverProperties.getPort(), channel.toString(), msg.getTopic(), msg.getUserId(), msg.getMsgContent());
            }
        });

        RTopic broadcast = redissonClient.getTopic(TOPIC_SOCKETIO_TOALL);
        broadcast.addListener(MessageInfoStructure.class, (channel, msg) -> {
            sendToAll(msg.getTopic(), JSONUtil.toBean(msg.getMsgContent(), Map.class));
            log.info(" sendToAll  {} {} {} {} {}", serverProperties.getPort(), channel.toString(), msg.getTopic(), msg.getUserId(), msg.getMsgContent());
        });
    }

}