13 changed files with 541 additions and 100 deletions
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41src/main/java/com/qyft/ms/system/config/DeviceTcpConfig.java
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14src/main/java/com/qyft/ms/system/config/WebSocketConfig.java
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112src/main/java/com/qyft/ms/system/core/client/DeviceTcpClient.java
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31src/main/java/com/qyft/ms/system/core/handler/DeviceMessageHandler.java
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34src/main/java/com/qyft/ms/system/core/handler/TcpConnectionHandler.java
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79src/main/java/com/qyft/ms/system/core/server/WebSocketServer.java
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2src/main/java/com/qyft/ms/system/service/RoleService.java
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2src/main/java/com/qyft/ms/system/service/UserService.java
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6src/main/resources/application.yml
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80src/main/resources/logback.xml
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4src/main/resources/mapper/system/RoleMapper.xml
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4src/main/resources/mapper/system/UserMapper.xml
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232src/main/resources/sql/init.sql
@ -0,0 +1,41 @@ |
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package com.qyft.ms.system.config; |
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|
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import lombok.Data; |
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import org.springframework.boot.context.properties.ConfigurationProperties; |
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import org.springframework.stereotype.Component; |
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@Data |
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@Component |
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@ConfigurationProperties(prefix = "tcp") |
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public class DeviceTcpConfig { |
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/** |
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* 是否启用 TCP 连接 |
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*/ |
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private boolean enable; |
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/** |
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* 是否开启本地tcp服务器 |
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*/ |
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private boolean serverEnable; |
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/** |
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* TCP 链接地址 |
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*/ |
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private String host; |
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/** |
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* TCP 端口 |
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*/ |
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private int port; |
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/** |
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* 断线重连间隔（毫秒） |
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*/ |
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private int reconnect; |
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/** |
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* 连接超时时间（毫秒） |
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*/ |
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private int timeout; |
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/** |
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* 指令反馈超时时间 |
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*/ |
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private int feedbackTimeout; |
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|
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} |
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@ -0,0 +1,14 @@ |
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package com.qyft.ms.system.config; |
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|
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import org.springframework.context.annotation.Bean; |
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import org.springframework.context.annotation.Configuration; |
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import org.springframework.web.socket.server.standard.ServerEndpointExporter; |
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@Configuration |
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public class WebSocketConfig { |
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@Bean |
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public ServerEndpointExporter serverEndpointExporter() { |
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return new ServerEndpointExporter(); |
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} |
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} |
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@ -0,0 +1,112 @@ |
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package com.qyft.ms.system.core.client; |
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|
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import cn.hutool.json.JSONUtil; |
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import com.qyft.ms.system.config.DeviceTcpConfig; |
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import com.qyft.ms.system.core.handler.DeviceMessageHandler; |
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import com.qyft.ms.system.core.handler.TcpConnectionHandler; |
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import io.netty.bootstrap.Bootstrap; |
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import io.netty.buffer.Unpooled; |
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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.nio.NioSocketChannel; |
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import io.netty.handler.codec.json.JsonObjectDecoder; |
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import io.netty.util.CharsetUtil; |
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import jakarta.annotation.PostConstruct; |
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import lombok.RequiredArgsConstructor; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.scheduling.annotation.Scheduled; |
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import org.springframework.stereotype.Component; |
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import java.net.InetSocketAddress; |
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import java.util.concurrent.TimeUnit; |
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@Slf4j |
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@Component |
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@RequiredArgsConstructor |
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public class DeviceTcpClient { |
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private final DeviceTcpConfig tcpConfig; |
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private final EventLoopGroup group = new NioEventLoopGroup(); |
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private Channel channel; |
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private Bootstrap bootstrap; |
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@PostConstruct |
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private void init() { |
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if (tcpConfig.isEnable()) { |
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connect(); |
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} |
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} |
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// 连接到TCP服务器 |
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public void connect() { |
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try { |
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if (bootstrap == null) { |
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bootstrap = new Bootstrap(); |
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bootstrap.group(group) |
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.channel(NioSocketChannel.class) |
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.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, tcpConfig.getTimeout()) |
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.handler(new ChannelInitializer<>() { |
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@Override |
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protected void initChannel(Channel ch) { |
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// 添加JSON解码器 |
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ch.pipeline().addLast(new JsonObjectDecoder()); |
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// 添加设备消息处理器 |
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ch.pipeline().addLast(new DeviceMessageHandler()); |
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// 添加外部定义的TCP连接处理器，并传入TcpClient实例 |
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ch.pipeline().addLast(new TcpConnectionHandler(DeviceTcpClient.this)); |
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} |
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}); |
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} |
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log.info("尝试连接到TCP服务 {}:{}", tcpConfig.getHost(), tcpConfig.getPort()); |
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ChannelFuture future = bootstrap.connect(new InetSocketAddress(tcpConfig.getHost(), tcpConfig.getPort())); |
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future.addListener((ChannelFutureListener) f -> { |
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if (f.isSuccess()) { |
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channel = f.channel(); |
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log.info("已链接到TCP服务"); |
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} else { |
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log.error("无法连接到TCP服务. {}ms后重试...", tcpConfig.getReconnect()); |
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f.channel().eventLoop().schedule(this::connect, tcpConfig.getReconnect(), TimeUnit.MILLISECONDS); |
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} |
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}); |
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} catch (Exception e) { |
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log.error("尝试连接到TCP服务发生意外错误: {}", e.getMessage(), e); |
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} |
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} |
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/** |
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* 定时检查TCP连接 |
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*/ |
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@Scheduled(fixedRateString = "${tcp.reconnect}") |
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private void checkConnection() { |
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if (channel == null || !channel.isActive()) { |
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log.error("TCP服务链接丢失"); |
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connect(); |
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} |
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} |
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/** |
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* 将obj转换成json后发送 |
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*/ |
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public boolean sendToJSON(Object request) { |
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String msg = JSONUtil.toJsonStr(request); |
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return this.send(msg); |
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} |
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/** |
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* 发送字符串请求到TCP服务器 |
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*/ |
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public boolean send(String request) { |
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if (channel != null && channel.isActive()) { |
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log.info("发送TCP指令：{}", request); |
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channel.writeAndFlush(Unpooled.copiedBuffer(request, CharsetUtil.UTF_8)); |
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return true; |
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} else { |
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log.error("TCP服务未连接，无法发送请求: {}", request); |
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return false; |
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} |
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} |
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} |
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@ -0,0 +1,31 @@ |
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package com.qyft.ms.system.core.handler; |
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|
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import cn.hutool.json.JSONObject; |
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import cn.hutool.json.JSONUtil; |
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import io.netty.buffer.ByteBuf; |
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import io.netty.channel.ChannelHandlerContext; |
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import io.netty.channel.ChannelInboundHandlerAdapter; |
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import io.netty.util.CharsetUtil; |
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import lombok.extern.slf4j.Slf4j; |
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@Slf4j |
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public class DeviceMessageHandler extends ChannelInboundHandlerAdapter { |
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@Override |
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public void channelRead(ChannelHandlerContext ctx, Object msg) { |
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ByteBuf buf = (ByteBuf) msg; |
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String serverMsg = buf.toString(CharsetUtil.UTF_8); |
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log.info("serverMsg:{}", serverMsg); |
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try { |
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JSONObject deviceResult = JSONUtil.parseObj(serverMsg); |
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JSONObject payload = deviceResult.getJSONObject("payload"); |
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String tag = deviceResult.get("tag").toString(); |
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Integer cmdId = payload.getInt("cmdId"); |
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// 根据 tag 和 cmdId 进行处理 |
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} catch (Exception e) { |
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log.error("TCP服务消息处理错误: {}, error: {}", serverMsg, e.getMessage(), e); |
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} finally { |
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buf.release(); |
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} |
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} |
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} |
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@ -0,0 +1,34 @@ |
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package com.qyft.ms.system.core.handler; |
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|
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import com.qyft.ms.system.core.client.DeviceTcpClient; |
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import io.netty.channel.ChannelHandlerContext; |
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import io.netty.channel.ChannelInboundHandlerAdapter; |
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import lombok.extern.slf4j.Slf4j; |
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@Slf4j |
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public class TcpConnectionHandler extends ChannelInboundHandlerAdapter { |
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private final DeviceTcpClient tcpClient; |
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// 通过构造方法注入 TcpClient 引用 |
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public TcpConnectionHandler(DeviceTcpClient tcpClient) { |
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this.tcpClient = tcpClient; |
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} |
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@Override |
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public void channelInactive(ChannelHandlerContext ctx) throws Exception { |
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log.error("TCP连接丢失，准备重新连接..."); |
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if (ctx.channel() != null && ctx.channel().isOpen()) { |
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ctx.channel().close(); |
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} |
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// 调用 TcpClient 的连接方法 |
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tcpClient.connect(); |
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super.channelInactive(ctx); |
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} |
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@Override |
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public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) { |
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log.error("TCP连接发生异常: {}", cause.getMessage(), cause); |
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ctx.close(); |
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} |
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} |
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@ -0,0 +1,79 @@ |
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package com.qyft.ms.system.core.server; |
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import jakarta.websocket.*; |
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import jakarta.websocket.server.ServerEndpoint; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.stereotype.Component; |
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import java.util.Set; |
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import java.util.concurrent.CopyOnWriteArraySet; |
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@Slf4j |
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@ServerEndpoint("/ws") |
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@Component |
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public class WebSocketServer { |
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private static final Set<Session> sessions = new CopyOnWriteArraySet<>(); |
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// 消息按顺序发送，加锁 |
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private static final Object sendLock = new Object(); |
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/** |
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* 群发消息给所有客户端 |
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*/ |
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public static void sendMessageToClients(String message) { |
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synchronized (sendLock) { |
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for (Session session : sessions) { |
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if (session.isOpen()) { |
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try { |
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session.getBasicRemote().sendText(message); |
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log.info("发送消息给客户端(sessionId={})：{}", session.getId(), message); |
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} catch (Exception e) { |
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log.error("发送消息失败，sessionId={}", session.getId(), e); |
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} |
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} else { |
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log.warn("跳过关闭状态的 session，sessionId={}", session.getId()); |
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} |
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} |
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} |
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} |
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/** |
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* 当有新的 WebSocket 连接建立时调用 |
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*/ |
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@OnOpen |
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private void onOpen(Session session) { |
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sessions.add(session); |
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log.info("WebSocket 客户端已连接，sessionId={}，当前在线人数={}", session.getId(), sessions.size()); |
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} |
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|
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/** |
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* 当接收到来自客户端的消息时调用 |
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*/ |
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@OnMessage |
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public void onMessage(String message, Session session) { |
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log.info("接收到来自客户端(sessionId={})的消息：{}", session.getId(), message); |
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// 根据业务需求处理消息，此处可添加进一步的处理逻辑 |
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} |
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|
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/** |
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* 当 WebSocket 连接关闭时调用 |
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*/ |
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@OnClose |
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public void onClose(Session session, CloseReason reason) { |
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sessions.remove(session); |
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log.info("WebSocket 客户端断开连接，sessionId={}，原因={}，当前在线人数={}", |
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session.getId(), reason.getReasonPhrase(), sessions.size()); |
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} |
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|
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/** |
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* 当 WebSocket 连接发生错误时调用 |
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*/ |
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@OnError |
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public void onError(Session session, Throwable error) { |
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if (session != null) { |
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log.error("WebSocket 发生错误，sessionId={}", session.getId(), error); |
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} else { |
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log.error("WebSocket 发生错误，session 未初始化", error); |
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} |
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} |
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} |
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