From a82b831b8b2b96dfa5791808f1207500e16697cf Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期三, 04 一月 2023 10:39:40 +0800
Subject: [PATCH] 优化设备状态保持,自动记录心跳间隔,三次心跳失败则设备离线,不在使用设备有效期字段作为唯一判断标准,提高容错能力和稳定性。

---
 src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index 9b2a099..53072b2 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -1,8 +1,8 @@
 package com.genersoft.iot.vmp.storager.dao;
 
-import com.genersoft.iot.vmp.gb28181.bean.Device;
 import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
 import com.genersoft.iot.vmp.gb28181.bean.DeviceChannelInPlatform;
+import com.genersoft.iot.vmp.vmanager.bean.ResourceBaceInfo;
 import com.genersoft.iot.vmp.vmanager.gb28181.platform.bean.ChannelReduce;
 import org.apache.ibatis.annotations.*;
 import org.springframework.stereotype.Repository;
@@ -347,4 +347,8 @@
 
     @Select("select * from device_channel where deviceId = #{deviceId}")
     List<DeviceChannel> queryAllChannels(String deviceId);
+
+
+    @Select("select count(1) as total, sum(status) as online from device_channel")
+    ResourceBaceInfo getOverview();
 }

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