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【代码评审】IoT：MQTT 插件

This commit is contained in:
YunaiV 2025-02-27 12:45:42 +08:00
parent 006ef40c4b
commit 36dd18d41f
6 changed files with 35 additions and 10 deletions
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2
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/util/MqttSignUtils.java
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@ -59,9 +59,11 @@ public class MqttSignUtils {
@Getter
@AllArgsConstructor
public static class MqttSignResult {
private final String clientId;
private final String username;
private final String password;
}
}

1
yudao-module-iot/yudao-module-iot-plugins/yudao-module-iot-plugin-emqx/src/main/java/cn/iocoder/yudao/module/iot/plugin/emqx/config/IotPluginEmqxProperties.java
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@ -36,6 +36,7 @@ public class IotPluginEmqxProperties {
*/
private boolean mqttSsl;
// TODO @haohao：这个是不是改成数组？
/**
* 订阅的主题
*/

1
yudao-module-iot/yudao-module-iot-plugins/yudao-module-iot-plugin-emqx/src/main/java/cn/iocoder/yudao/module/iot/plugin/emqx/downstream/IotDeviceDownstreamHandlerImpl.java
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@ -26,6 +26,7 @@ public class IotDeviceDownstreamHandlerImpl implements IotDeviceDownstreamHandle
private static final String SYS_TOPIC_PREFIX = "/sys/";
// TODO @haohao：讨论，感觉 mqtt 和 http，可以做个相对统一的格式哈。
// 设备服务调用 标准 JSON
// 请求Topic：/sys/${productKey}/${deviceName}/thing/service/${tsl.service.identifier}
// 响应Topic：/sys/${productKey}/${deviceName}/thing/service/${tsl.service.identifier}_reply

27
yudao-module-iot/yudao-module-iot-plugins/yudao-module-iot-plugin-emqx/src/main/java/cn/iocoder/yudao/module/iot/plugin/emqx/upstream/IotDeviceUpstreamServer.java
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@ -26,17 +26,33 @@ import java.util.concurrent.TimeUnit;
@Slf4j
public class IotDeviceUpstreamServer {
private static final int RECONNECT_DELAY_MS = 5000; // 重连延迟时间(毫秒)
private static final int CONNECTION_TIMEOUT_MS = 10000; // 连接超时时间(毫秒)
private static final String TOPIC_SEPARATOR = ","; // 主题分隔符
private static final MqttQoS DEFAULT_QOS = MqttQoS.AT_LEAST_ONCE; // 默认QoS级别
/**
* 重连延迟时间(毫秒)
*/
private static final int RECONNECT_DELAY_MS = 5000;
/**
* 连接超时时间(毫秒)
*/
private static final int CONNECTION_TIMEOUT_MS = 10000;
/**
* 主题分隔符
*/
private static final String TOPIC_SEPARATOR = ",";
/**
* 默认 QoS 级别
*/
private static final MqttQoS DEFAULT_QOS = MqttQoS.AT_LEAST_ONCE;
private final Vertx vertx;
private final HttpServer server;
private final MqttClient client;
private final IotPluginEmqxProperties emqxProperties;
private final IotDeviceMqttMessageHandler mqttMessageHandler;
private volatile boolean isRunning = false; // 服务运行状态标志
/**
* 服务运行状态标志
*/
private volatile boolean isRunning = false;
public IotDeviceUpstreamServer(IotPluginEmqxProperties emqxProperties,
IotDeviceUpstreamApi deviceUpstreamApi,
@ -50,6 +66,7 @@ public class IotDeviceUpstreamServer {
Router router = Router.router(vertx);
router.route().handler(BodyHandler.create()); // 处理 Body
router.post(IotDeviceAuthVertxHandler.PATH)
// TODO @haohao：疑问，mqtt 的认证，需要通过 http 呀？
.handler(new IotDeviceAuthVertxHandler(deviceUpstreamApi));
// 创建 HttpServer 实例
this.server = vertx.createHttpServer().requestHandler(router);

4
yudao-module-iot/yudao-module-iot-plugins/yudao-module-iot-plugin-emqx/src/main/java/cn/iocoder/yudao/module/iot/plugin/emqx/upstream/router/IotDeviceAuthVertxHandler.java
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@ -27,7 +27,7 @@ public class IotDeviceAuthVertxHandler implements Handler<RoutingContext> {
@Override
@SuppressWarnings("unchecked")
public void handle(RoutingContext routingContext) {
// TODO @haohao：try catch 兜底异常
JsonObject json = routingContext.body().asJsonObject();
String clientId = json.getString("clientid");
String username = json.getString("username");
@ -40,9 +40,11 @@ public class IotDeviceAuthVertxHandler implements Handler<RoutingContext> {
denyAccess(routingContext);
return;
}
// TODO @haohao：貌似可以考虑封装一个 writeJson ，里面有个参数是 data，然后里面去 JsonUtils.toJsonString(data)
IotPluginCommonUtils.writeJson(routingContext, "{\"result\": \"allow\"}");
}
// TODO @haohao：下面两个简单方法，貌似可以考虑不抽小方法哈。
private void denyAccess(RoutingContext routingContext) {
IotPluginCommonUtils.writeJson(routingContext, "{\"result\": \"deny\"}");
}

10
yudao-module-iot/yudao-module-iot-plugins/yudao-module-iot-plugin-emqx/src/main/java/cn/iocoder/yudao/module/iot/plugin/emqx/upstream/router/IotDeviceMqttMessageHandler.java
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@ -26,12 +26,14 @@ import java.util.Arrays;
@Slf4j
public class IotDeviceMqttMessageHandler {
// TODO @haohao：讨论，感觉 mqtt 和 http，可以做个相对统一的格式哈。
// 设备上报属性 标准 JSON
// 请求Topic：/sys/${productKey}/${deviceName}/thing/event/property/post
// 响应Topic：/sys/${productKey}/${deviceName}/thing/event/property/post_reply
// 请求 Topic：/sys/${productKey}/${deviceName}/thing/event/property/post
// 响应 Topic：/sys/${productKey}/${deviceName}/thing/event/property/post_reply
// 设备上报事件 标准 JSON
// 请求Topic：/sys/${productKey}/${deviceName}/thing/event/${tsl.event.identifier}/post
// 响应Topic：/sys/${productKey}/${deviceName}/thing/event/${tsl.event.identifier}/post_reply
// 请求 Topic：/sys/${productKey}/${deviceName}/thing/event/${tsl.event.identifier}/post
// 响应 Topic：/sys/${productKey}/${deviceName}/thing/event/${tsl.event.identifier}/post_reply
private static final String SYS_TOPIC_PREFIX = "/sys/";
private static final String PROPERTY_POST_TOPIC = "/thing/event/property/post";