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【代码新增】IoT：实现 device 下行服务调用的逻辑

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This commit is contained in:
YunaiV
2025-01-31 11:10:20 +08:00
parent 7670ac19e5
commit b454069897
17 changed files with 289 additions and 36 deletions
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14
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/IotDeviceController.http Normal file
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@@ -0,0 +1,14 @@
### 请求 /iot/device/simulation-downstream 接口 => 成功
POST {{baseUrl}}/iot/device/simulation-downstream
Content-Type: application/json
tenant-id: {{adminTenentId}}
Authorization: Bearer {{token}}
{
"id": 25,
"type": "service",
"identifier": "temperature",
"data": {
"xx": "yy"
}
}

3
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/IotDeviceController.java
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@@ -6,6 +6,7 @@ import cn.iocoder.yudao.framework.common.pojo.PageParam;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
import cn.iocoder.yudao.framework.excel.core.util.ExcelUtils;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationDownstreamReqVO;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.device.*;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationUpstreamReqVO;
import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;
@@ -171,7 +172,7 @@ public class IotDeviceController {
@Operation(summary = "模拟设备下行")
@PreAuthorize("@ss.hasPermission('iot:device:simulation')")
public CommonResult<Boolean> simulationDownstreamDevice(
@Valid @RequestBody IotDeviceSimulationUpstreamReqVO downstreamReqVO) {
@Valid @RequestBody IotDeviceSimulationDownstreamReqVO downstreamReqVO) {
deviceDownstreamService.simulationDeviceDownstream(downstreamReqVO);
return success(true);
}

6
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/dal/dataobject/device/IotDeviceLogDO.java
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@@ -75,6 +75,12 @@ public class IotDeviceLogDO {
* 存储具体的消息数据内容，通常是 JSON 格式
*/
private String content;
/**
* 响应码
*
* 目前只有 server 下行消息给 device 设备时，才会有响应码
*/
private Integer code;
/**
* 上报时间戳

8
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/mq/message/IotDeviceMessage.java
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@@ -55,12 +55,16 @@ public class IotDeviceMessage {
* 例如说：属性上报的 properties、事件上报的 params
*/
private Object data;
/**
* 响应码
*
* 目前只有 server 下行消息给 device 设备时，才会有响应码
*/
private Integer code;
/**
* 上报时间
*/
private LocalDateTime reportTime;
// TODO @芋艿 code;
}

4
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/control/IotDeviceDownstreamService.java
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@@ -1,6 +1,6 @@
package cn.iocoder.yudao.module.iot.service.device.control;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationUpstreamReqVO;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationDownstreamReqVO;
import jakarta.validation.Valid;
/**
@@ -17,6 +17,6 @@ public interface IotDeviceDownstreamService {
*
* @param downstreamReqVO 设备下行请求 VO
*/
void simulationDeviceDownstream(@Valid IotDeviceSimulationUpstreamReqVO downstreamReqVO);
void simulationDeviceDownstream(@Valid IotDeviceSimulationDownstreamReqVO downstreamReqVO);
}

158
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/control/IotDeviceDownstreamServiceImpl.java
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@@ -1,17 +1,36 @@
package cn.iocoder.yudao.module.iot.service.device.control;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationUpstreamReqVO;
import cn.hutool.core.exceptions.ExceptionUtil;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.util.IdUtil;
import cn.iocoder.yudao.framework.common.exception.ServiceException;
import cn.iocoder.yudao.framework.common.pojo.CommonResult;
import cn.iocoder.yudao.module.iot.api.device.dto.control.downstream.IotDeviceDownstreamAbstractReqDTO;
import cn.iocoder.yudao.module.iot.api.device.dto.control.downstream.IotDeviceServiceInvokeReqDTO;
import cn.iocoder.yudao.module.iot.controller.admin.device.vo.control.IotDeviceSimulationDownstreamReqVO;
import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;
import cn.iocoder.yudao.module.iot.dal.dataobject.plugin.IotPluginInstanceDO;
import cn.iocoder.yudao.module.iot.enums.device.IotDeviceMessageIdentifierEnum;
import cn.iocoder.yudao.module.iot.enums.device.IotDeviceMessageTypeEnum;
import cn.iocoder.yudao.module.iot.mq.message.IotDeviceMessage;
import cn.iocoder.yudao.module.iot.mq.producer.device.IotDeviceProducer;
import cn.iocoder.yudao.module.iot.service.device.IotDeviceService;
import cn.iocoder.yudao.module.iot.service.plugin.IotPluginInstanceService;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.client.RestTemplate;
import java.time.LocalDateTime;
import java.util.Map;
import java.util.Objects;
import static cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstants.BAD_REQUEST;
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.iot.enums.ErrorCodeConstants.DEVICE_DOWNSTREAM_FAILED;
/**
* 设备下行 Service 实现类
*
@@ -24,9 +43,17 @@ public class IotDeviceDownstreamServiceImpl implements IotDeviceDownstreamServic
@Resource
private IotDeviceService deviceService;
@Resource
private IotPluginInstanceService pluginInstanceService;
@Resource
private RestTemplate restTemplate;
@Resource
private IotDeviceProducer deviceProducer;
@Override
public void simulationDeviceDownstream(IotDeviceSimulationUpstreamReqVO downstreamReqVO) {
public void simulationDeviceDownstream(IotDeviceSimulationDownstreamReqVO downstreamReqVO) {
// 校验设备是否存在
IotDeviceDO device = deviceService.validateDeviceExists(downstreamReqVO.getId());
// TODO 芋艿：父设备的处理
@@ -40,12 +67,14 @@ public class IotDeviceDownstreamServiceImpl implements IotDeviceDownstreamServic
// 属性相关
if (Objects.equals(downstreamReqVO.getType(), IotDeviceMessageTypeEnum.PROPERTY.getType()))
// 属性设置
if (Objects.equals(downstreamReqVO.getIdentifier(), IotDeviceMessageIdentifierEnum.PROPERTY_SET.getIdentifier())) {
if (Objects.equals(downstreamReqVO.getIdentifier(),
IotDeviceMessageIdentifierEnum.PROPERTY_SET.getIdentifier())) {
setDeviceProperty(downstreamReqVO, device, parentDevice);
return;
}
// 属性设置
if (Objects.equals(downstreamReqVO.getIdentifier(), IotDeviceMessageIdentifierEnum.PROPERTY_GET.getIdentifier())) {
if (Objects.equals(downstreamReqVO.getIdentifier(),
IotDeviceMessageIdentifierEnum.PROPERTY_GET.getIdentifier())) {
getDeviceProperty(downstreamReqVO, device, parentDevice);
return;
}
@@ -53,22 +82,121 @@ public class IotDeviceDownstreamServiceImpl implements IotDeviceDownstreamServic
// TODO 芋艿：配置下发
}
private void invokeDeviceService(IotDeviceSimulationUpstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
// 校验服务是否存在
// TODO 芋艿：这里需要校验服务是否存在
// 调用服务
// TODO 芋艿：这里需要调用服务
/**
* 调用设备服务
*
* @param downstreamReqVO 下行请求
* @param device 设备
* @param parentDevice 父设备
*/
@SuppressWarnings("unchecked")
private void invokeDeviceService(IotDeviceSimulationDownstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
// 1. 参数校验
if (!(downstreamReqVO.getData() instanceof Map<?, ?>)) {
throw new ServiceException(BAD_REQUEST.getCode(), "data 不是 Map 类型");
}
// 2. 发送请求
String url = String.format( "sys/%s/%s/thing/service/%s",
getProductKey(device, parentDevice), getDeviceName(device, parentDevice), downstreamReqVO.getIdentifier());
IotDeviceServiceInvokeReqDTO reqDTO = new IotDeviceServiceInvokeReqDTO()
.setParams((Map<String, Object>) downstreamReqVO.getData());
CommonResult<Boolean> result = requestPlugin(url, reqDTO, device);
// 3. 发送设备消息
IotDeviceMessage message = new IotDeviceMessage().setRequestId(reqDTO.getRequestId())
.setType(IotDeviceMessageTypeEnum.SERVICE.getType()).setIdentifier(reqDTO.getIdentifier())
.setData(reqDTO.getParams());
sendDeviceMessage(message, device, result.getCode());
// 4. 如果不成功，抛出异常，提示用户
if (result.isError()) {
log.error("[invokeDeviceService][设备({})服务调用失败，请求参数：({})，响应结果：({})]",
device.getDeviceKey(), reqDTO, result);
throw exception(DEVICE_DOWNSTREAM_FAILED, result.getMsg());
}
}
private void setDeviceProperty(IotDeviceSimulationUpstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
// TODO 芋艿：这里需要设置设备属性
/**
* 设置设备属性
*
* @param downstreamReqVO 下行请求
* @param device 设备
* @param parentDevice 父设备
*/
private void setDeviceProperty(IotDeviceSimulationDownstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
// TODO 1. 请求
// TODO 2. 发送消息
}
private void getDeviceProperty(IotDeviceSimulationUpstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
private void getDeviceProperty(IotDeviceSimulationDownstreamReqVO downstreamReqVO,
IotDeviceDO device, IotDeviceDO parentDevice) {
// TODO 芋艿：这里需要获取设备属性
}
/**
* 请求插件
*
* @param url URL
* @param reqDTO 请求参数，只需要设置子类的参数！
* @param device 设备
* @return 响应结果
*/
@SuppressWarnings({"unchecked", "HttpUrlsUsage"})
private CommonResult<Boolean> requestPlugin(String url, IotDeviceDownstreamAbstractReqDTO reqDTO, IotDeviceDO device) {
// 获得设备对应的插件实例
IotPluginInstanceDO pluginInstance = pluginInstanceService.getPluginInstanceByDeviceKey(device.getDeviceKey());
if (pluginInstance == null) {
throw exception(DEVICE_DOWNSTREAM_FAILED, "设备找不到对应的插件实例");
}
// 补充通用参数
reqDTO.setRequestId(IdUtil.fastSimpleUUID());
// 执行请求
ResponseEntity<CommonResult<Boolean>> responseEntity;
try {
responseEntity = restTemplate.postForEntity(
String.format("http://%s:%d/%s", pluginInstance.getHostIp(), pluginInstance.getDownstreamPort(), url),
reqDTO, (Class<CommonResult<Boolean>>) (Class<?>) CommonResult.class);
Assert.isTrue(responseEntity.getStatusCode().is2xxSuccessful(),
"HTTP 状态码不是 2xx，而是" + responseEntity.getStatusCode());
Assert.notNull(responseEntity.getBody(), "响应结果不能为空");
} catch (Exception ex) {
log.error("[requestPlugin][设备({}) url({}) 下行消息失败，请求参数({})]", device.getDeviceKey(), url, reqDTO, ex);
throw exception(DEVICE_DOWNSTREAM_FAILED, ExceptionUtil.getMessage(ex));
}
return responseEntity.getBody();
}
private void sendDeviceMessage(IotDeviceMessage message, IotDeviceDO device, Integer code) {
// 1. 完善消息
message.setProductKey(device.getProductKey()).setDeviceName(device.getDeviceName())
.setDeviceKey(device.getDeviceKey());
Assert.notNull(message.getRequestId(), "requestId 不能为空");
if (message.getReportTime() == null) {
message.setReportTime(LocalDateTime.now());
}
message.setCode(code);
// 2. 发送消息
try {
deviceProducer.sendDeviceMessage(message);
log.info("[sendDeviceMessage][message({}) 发送消息成功]", message);
} catch (Exception e) {
log.error("[sendDeviceMessage][message({}) 发送消息失败]", message, e);
}
}
private String getDeviceName(IotDeviceDO device, IotDeviceDO parentDevice) {
return parentDevice != null ? parentDevice.getDeviceName() : device.getDeviceName();
}
private String getProductKey(IotDeviceDO device, IotDeviceDO parentDevice) {
return parentDevice != null ? parentDevice.getProductKey() : device.getProductKey();
}
}

9
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/plugin/IotPluginInstanceService.java
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@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.iot.service.plugin;
import cn.iocoder.yudao.module.iot.api.device.dto.control.upstream.IotPluginInstanceHeartbeatReqDTO;
import cn.iocoder.yudao.module.iot.dal.dataobject.plugin.IotPluginInfoDO;
import cn.iocoder.yudao.module.iot.dal.dataobject.plugin.IotPluginInstanceDO;
import org.springframework.web.multipart.MultipartFile;
import java.time.LocalDateTime;
@@ -67,4 +68,12 @@ public interface IotPluginInstanceService {
*/
void updateDevicePluginInstanceProcessIdAsync(String deviceKey, String processId);
/**
* 获得设备对应的插件实例
*
* @param deviceKey 设备 Key
* @return 插件实例
*/
IotPluginInstanceDO getPluginInstanceByDeviceKey(String deviceKey);
}

10
yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/plugin/IotPluginInstanceServiceImpl.java
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@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.iot.service.plugin;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.module.iot.api.device.dto.control.upstream.IotPluginInstanceHeartbeatReqDTO;
import cn.iocoder.yudao.module.iot.dal.dataobject.plugin.IotPluginInfoDO;
import cn.iocoder.yudao.module.iot.dal.dataobject.plugin.IotPluginInstanceDO;
@@ -203,4 +204,13 @@ public class IotPluginInstanceServiceImpl implements IotPluginInstanceService {
devicePluginProcessIdRedisDAO.put(deviceKey, processId);
}
@Override
public IotPluginInstanceDO getPluginInstanceByDeviceKey(String deviceKey) {
String processId = devicePluginProcessIdRedisDAO.get(deviceKey);
if (StrUtil.isEmpty(processId)) {
return null;
}
return pluginInstanceMapper.selectByProcessId(processId);
}
}

4
yudao-module-iot/yudao-module-iot-biz/src/main/resources/mapper/device/IotDeviceLogMapper.xml
View File

@@ -13,6 +13,7 @@
type NCHAR(50),
identifier NCHAR(255),
content NCHAR(1024),
code INT,
report_time TIMESTAMP
) TAGS (
device_key NCHAR(50)
@@ -24,7 +25,7 @@
</select>
<insert id="insert">
INSERT INTO device_log_${deviceKey} (ts, id, product_key, device_name, type, identifier, content, report_time)
INSERT INTO device_log_${deviceKey} (ts, id, product_key, device_name, type, identifier, content, code, report_time)
USING device_log
TAGS ('${deviceKey}')
VALUES (
@@ -35,6 +36,7 @@
#{type},
#{identifier},
#{content},
#{code},
#{reportTime}
)
</insert>