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GateWayNode
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4-20-2

master
31353 2024-04-20 20:58:06 +08:00
parent 27c65908d1
commit a889cd9388
13 changed files with 404 additions and 195 deletions
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8
pom.xml
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@ -7,7 +7,13 @@
<groupId>com.muyu</groupId>
<artifactId>LoadCenter</artifactId>
<version>1.0-SNAPSHOT</version>
<developers>
<developer>
<id>aliyundeveloper</id>
<name>Aliyun SDK</name>
<email>aliyunsdk@aliyun.com</email>
</developer>
</developers>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>

148
src/main/java/com/guo/aly/ALYunEcsService.java
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@ -4,19 +4,19 @@ import com.alibaba.fastjson2.JSON;
import com.aliyun.ecs20140526.Client;
import com.aliyun.ecs20140526.models.*;
import com.aliyun.tea.TeaException;
import com.aliyun.teaopenapi.models.Config;
import com.aliyun.teautil.Common;
import com.aliyun.teautil.models.RuntimeOptions;
import com.guo.aly.config.AliConfig;
import com.guo.aly.model.EcsSelectModel;
import com.guo.aly.model.EscRemoveModel;
import com.guo.aly.model.InstanceInfo;
import com.guo.gateway.model.NodeInfo;
import lombok.extern.log4j.Log4j2;
import org.springframework.stereotype.Service;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.*;
import java.util.stream.Collectors;
/**
@ -38,33 +38,32 @@ public class ALYunEcsService {
}
/**
* 根据实例ID和实例名称查询实例信息
* 根据实例名称/ID查询实例
* @param ecsSelectModel
* @return 返回实例集合信息
* @return
* @throws Exception
*/
public List<InstanceInfo> selectECS(EcsSelectModel ecsSelectModel) throws Exception {
//判断是查询根据名称查询还是ID
if (ecsSelectModel.getInstanceIdList() != null){
InstanceInfo instanceInfo = selectInstanceId(ecsSelectModel);
return Arrays.asList(instanceInfo);
}
List<String> instanceNameList = ecsSelectModel.getInstanceNameList();
String nameListString = instanceNameList.toString();
String substring = nameListString.substring(1, nameListString.length() - 1);
DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest()
.setRegionId(aliConfig.getRegionId())
.setInstanceName(substring)
.setPageSize(10);
// 判断是否指定了实例ID或实例名称
if (ecsSelectModel.getInstanceIdList() != null && !ecsSelectModel.getInstanceIdList().isEmpty()) {
// 如果指定了实例ID，则设置实例ID查询条件
describeInstancesRequest.setInstanceIds(String.join(",", ecsSelectModel.getInstanceIdList()));
} else if (ecsSelectModel.getInstanceNameList() != null && !ecsSelectModel.getInstanceNameList().isEmpty()) {
// 如果指定了实例名称，则设置实例名称查询条件
describeInstancesRequest.setInstanceName(String.join(",", ecsSelectModel.getInstanceNameList()));
} else {
// 如果既没有指定实例ID也没有指定实例名称，则抛出异常或者返回空列表，视情况而定
throw new IllegalArgumentException("Please provide at least one instance ID or instance name.");
// 或者直接返回空列表
// return new ArrayList<>();
}
com.aliyun.teautil.models.RuntimeOptions runtime = new com.aliyun.teautil.models.RuntimeOptions();
List<InstanceInfo> instanceInfos = new ArrayList<>(); // 用于存储查询到的实例信息
try {
com.aliyun.teautil.models.RuntimeOptions runtime = new com.aliyun.teautil.models.RuntimeOptions();
DescribeInstancesResponse describeInstancesResponse = client.describeInstancesWithOptions(describeInstancesRequest, runtime);
DescribeInstancesResponseBody body = describeInstancesResponse.getBody();
DescribeInstancesResponseBody.DescribeInstancesResponseBodyInstances instances = body.getInstances();
@ -79,7 +78,7 @@ public class ALYunEcsService {
// 去掉方括号
publicIpAddress = publicIpAddress.substring(1, publicIpAddress.length() - 1);
instanceInfo.setPublicIpAddress(publicIpAddress);
String privateIpAddress = item.getVpcAttributes().getPrivateIpAddress().getIpAddress().toString();
String privateIpAddress = item.getVpcAttributes().getPrivateIpAddress().ipAddress.toString();
// 去掉方括号
privateIpAddress = privateIpAddress.substring(1, privateIpAddress.length() - 1);
instanceInfo.setPrivateIpAddress(privateIpAddress);
@ -87,22 +86,123 @@ public class ALYunEcsService {
}
} catch (TeaException error) {
error.printStackTrace();
// 可以打印错误信息以便排查问题
System.out.println("TeaException occurred: " + error.getMessage());
// 异常处理
} catch (Exception _error) {
_error.printStackTrace();
// 可以打印错误信息以便排查问题
System.out.println("Exception occurred: " + _error.getMessage());
// 异常处理
}
return instanceInfos;
}
/**
* 实例ID查询实例
* @param ecsSelectModel
* @return
*/
public InstanceInfo selectInstanceId(EcsSelectModel ecsSelectModel) {
List<String> instanceIdList = ecsSelectModel.getInstanceIdList();
String instanceIdListString = instanceIdList.toString();
String substring = instanceIdListString.substring(1, instanceIdListString.length() - 1);
DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest()
.setRegionId(aliConfig.getRegionId())
.setInstanceName("*")
.setInstanceIds(com.aliyun.teautil.Common.toJSONString(com.aliyun.darabonbastring
.Client.split(substring, ",", 50)))
.setPageSize(10);
// 初始化返回值
List<DescribeInstancesResponseBody.DescribeInstancesResponseBodyInstancesInstance> instanceList = null;
try {
// 复制代码运行请自行打印 API 的返回值
DescribeInstancesResponse describeInstancesResponse = client.describeInstancesWithOptions(describeInstancesRequest, new RuntimeOptions());
DescribeInstancesResponseBody body = describeInstancesResponse.getBody();
DescribeInstancesResponseBody.DescribeInstancesResponseBodyInstances instances = body.getInstances();
instanceList = instances.getInstance();
if (instanceList == null || instanceList.isEmpty()) {
return new InstanceInfo();
}
InstanceInfo ecsInstanceInfo = new InstanceInfo();
instanceList.forEach(item -> {
ecsInstanceInfo.setInstanceName(item.getInstanceName());
ecsInstanceInfo.setInstanceId(item.getInstanceId());
ecsInstanceInfo.setPublicIpAddress(item.getPublicIpAddress().getIpAddress().toString());
ecsInstanceInfo.setPrivateIpAddress(item.getVpcAttributes().getPrivateIpAddress().ipAddress.toString());
});
return ecsInstanceInfo;
} catch (TeaException error) {
log.error("code:[{}], message: [{}],data: [{}]",error.getCode(),error.getMessage(),error.getData());
// 此处仅做打印展示，请谨慎对待异常处理，在工程项目中切勿直接忽略异常。
// 错误 message
System.out.println(error.getMessage());
// 诊断地址
System.out.println(error.getData().get("Recommend"));
com.aliyun.teautil.Common.assertAsString(error.message);
} catch (Exception _error) {
TeaException error = new TeaException(_error.getMessage(), _error);
log.error("message: [{}]",_error.getMessage(),_error);
// 此处仅做打印展示，请谨慎对待异常处理，在工程项目中切勿直接忽略异常。
// 错误 message
System.out.println(error.getMessage());
// 诊断地址
System.out.println(error.getData().get("Recommend"));
com.aliyun.teautil.Common.assertAsString(error.message);
}
return new InstanceInfo();
}
public List<InstanceInfo> selectInstance(EcsSelectModel ecsSelectModel) throws Exception {
List<InstanceInfo> instan = new ArrayList<>();
// 1. 初始化配置
Config config = new Config();
// 您的AccessKey ID
config.accessKeyId = aliConfig.getAccessKeyId();
// 您的AccessKey Secret
config.accessKeySecret = aliConfig.getAccessKeySecret();
//设置请求地址
config.endpoint = aliConfig.getEndpoint();
// 设置连接超时为5000毫秒
config.connectTimeout = 5000;
// 设置读超时为5000毫秒
config.readTimeout = 5000;
// 2. 初始化客户端
Client client = new Client(config);
java.util.List<String> regionIds = com.aliyun.darabonbastring.Client.split(ecsSelectModel.getInstanceIdList().toString(), ",", 50);
for (String regionId : regionIds) {
DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest()
.setPageSize(100)
.setRegionId(regionId);
DescribeInstancesResponse resp = client.describeInstances(describeInstancesRequest);
java.util.List<DescribeInstancesResponseBody.DescribeInstancesResponseBodyInstancesInstance> instances = resp.body.instances.instance;
com.aliyun.teaconsole.Client.log("" + regionId + " 下 ECS 实例列表:");
for (DescribeInstancesResponseBody.DescribeInstancesResponseBodyInstancesInstance instance : instances) {
InstanceInfo instanceInfo = new InstanceInfo();
instanceInfo.setInstanceId(instance.getInstanceId());
instanceInfo.setInstanceName(instance.getInstanceName());
instanceInfo.setPublicIpAddress(instance.getPublicIpAddress().toString());
instanceInfo.setPrivateIpAddress(instance.getVpcAttributes().getPrivateIpAddress().toString());
instan.add(instanceInfo);
com.aliyun.teaconsole.Client.log(" " + instance.hostName + " 实例ID " + instance.instanceId + " CPU:" + instance.cpu + " 内存:" + instance.memory + " MB 规格：" + instance.instanceType + " 系统:" + instance.OSType + "(" + instance.OSName + ") 状态：" + instance.status + "");
}
}
return instan;
}
/**
* 创建实例方法
* @throws Exception

5
src/main/java/com/guo/aly/config/AliConfig.java
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@ -71,6 +71,11 @@ public class AliConfig {
*/
private String instanceChargeType;
/**
* 请求地址
*/
private String endpoint;
@Bean
public Client createClient(AliConfig aliConfig) throws Exception {
// 工程代码泄露可能会导致 AccessKey 泄露，并威胁账号下所有资源的安全性。以下代码示例仅供参考。

62
src/main/java/com/guo/common/constant/Constans.java 100644
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@ -0,0 +1,62 @@
package com.guo.common.constant;
/**
* @author gxb
* @description 请求前缀 通用
* @date 2024-04-20 15:11
*/
public class Constans {
/**
* http请求头部前缀
*/
public final static String HTTP_REQUEST_HEAD = "http://";
/**
* 请求端口及路径
*/
public final static String HTTP_REQUEST_ADDRESS = ":8080/public/cluster";
/**
* HTTP请求头的一个字段
*/
public final static String HTTP_REQUEST_ADDHEADER_AGENT = "User-Agent";
/**
* 请求是从Apifox 1.0.0版本的客户端发起
*/
public final static String HTTP_REQUEST_ADDHEADER_APIFOX = "Apifox/1.0.0 (https://apifox.com)";
/**
* HTTP请求头部字段，用于传递访问令牌
*/
public final static String HTTP_REQUEST_ADDHEADER_ACCESSTOKEN = "Accesstoken";
/**
* 空字符串
*/
public final static String HTTP_REQUEST_NULL_STRING = "";
/**
* 数值 0
*/
public final static Integer NUMERICAL_VALUE_ZERO = 0;
/**
* 别名mqttInfo获取消息队列
*/
public final static String HTTP_REQUEST_MQTTINFO = "mqttInfo";
/**
* 获取了 "mqttInfo" 对象中名为 "connectSize" 的整数值
*/
public final static String HTTP_REQUEST_CONNECTSIZE = "connectSize";
/**
* 通用默认数值 0L Long
*/
public final static Long NUMERICAL_VALUE_LONG_ZERO = 0L;
}

12
src/main/java/com/guo/controller/GateWayController.java
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@ -3,10 +3,7 @@ package com.guo.controller;
import com.guo.common.domain.Result;
import com.guo.service.impl.GateWayLoadService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.*;
/**
* @author gxb
@ -24,9 +21,10 @@ public class GateWayController {
* 获取负载节点
* @return 返回公网IP
*/
@PostMapping("/load/node")
public Result<String> loadNode(){
return Result.success(gateWayLoadService.loadNode());
@PostMapping("/load/node/{VehicleVIN}")
public Result<String> loadNode(@PathVariable("VehicleVIN") String VehicleVIN){
return Result.success(gateWayLoadService.loadNode(VehicleVIN));
}
}

2
src/main/java/com/guo/gateway/cache/LoadSeriesCache.java vendored
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@ -40,7 +40,7 @@ public class LoadSeriesCache extends CacheAbs<String> {
* @return 自增后的值
*/
public Long incrementAndGet(){
return redisService.increment(encode(CacheConstants.GATEWAY_LOAD_SERIES_KEY),1L);
return redisService.increment(encode(CacheConstants.GATEWAY_LOAD_SERIES_KEY),0L);
}
/**

15
src/main/java/com/guo/gateway/cache/NodeScoreCache.java vendored
View File

@ -69,7 +69,10 @@ public class NodeScoreCache extends CacheAbs<String> {
}
/**
* 获取目前连接数
* @return
*/
public Long getNodeNowNum(){
List<WorkGatewayNode> workGatewayNodes = getNodeScore();
// 直接将 double 类型结果转换为 Long 类型
@ -92,16 +95,12 @@ public class NodeScoreCache extends CacheAbs<String> {
redisService.redisTemplate.opsForZSet().add(encode(CacheConstants.GATEWAY_NODE_SCORE_CACHE), Collections.singleton(tuple));
}
/**
* 获取连接数信息
* @return
* 删除缓存
*/
public List<String> get(){
return redisService.getCacheObject(encode(CacheConstants.GATEWAY_NODE_SCORE_CACHE));
public void delete(){
redisService.deleteObject(encode(CacheConstants.GATEWAY_NODE_SCORE_CACHE));
}
}

2
src/main/java/com/guo/service/impl/GateWayLoadService.java
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@ -11,7 +11,7 @@ public interface GateWayLoadService {
* 获取负载节点
* @return 返回公网IP
*/
String loadNode();
String loadNode(String VehicleVIN);
/**
* 刷新负载

76
src/main/java/com/guo/service/impl/GateWayLoadServicelmpl.java
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@ -1,29 +1,17 @@
package com.guo.service.impl;
import com.alibaba.fastjson2.JSONObject;
import com.guo.common.constant.LoadConstants;
import com.guo.gateway.cache.*;
import com.guo.gateway.model.NodeInfo;
import com.guo.gateway.model.NodeJoin;
import com.guo.gateway.model.NodeVehicle;
import com.guo.gateway.model.WorkGatewayNode;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.ToString;
import lombok.extern.log4j.Log4j2;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
/**
* @author gxb
@ -77,17 +65,22 @@ public class GateWayLoadServicelmpl implements GateWayLoadService {
* @return 返回公网IP
*/
@Override
public String loadNode() {
public String loadNode(String VehicleVIN) {
//去刷新负载
refreshLoad();
//获取自增序列值
Long seriesLoad = loadSeriesCache.incrementAndGet(); //获取自增序列值
Long seriesLoadIndex = seriesLoad % LoadConstants.NODE_LENGTH;
//获取负载下标
//获取负载下标通过获取节点ID
String loadNodeId = loadNodeCache.getFindByIndex(seriesLoadIndex);
//通过获取节点ID
//存储 key:实例ID value:VIN
NodeVehicle nodeVehicle = new NodeVehicle();
nodeVehicle.setNodeId(loadNodeId);
nodeVehicle.setVehicleVin(VehicleVIN);
vehicleLineNodeCache.save(nodeVehicle);
//获取缓存内节点的公网/内网信息
NodeInfo nodeInfo = nodeCache.get(loadNodeId);
//获取缓存内节点的公网/内网信息 返回公网IP
// 返回公网IP
return nodeInfo.getPublicIdAddress();
}
@ -104,10 +97,9 @@ public class GateWayLoadServicelmpl implements GateWayLoadService {
// if (refreshLoadLock.tryLock(10, 60, TimeUnit.SECONDS)) {
// 在锁内执行刷新负载的逻辑
//获取 所有手机节点ID和对应的连接数
List<WorkGatewayNode> workGatewayNodes = nodeScoreCache.getNodeScore();
log.info("实例数量 ：" + workGatewayNodes.size());
//车辆上线总数量
long vehicleMaxOnlineNUm = getNodeMaxOnlineNum();
@ -117,14 +109,19 @@ public class GateWayLoadServicelmpl implements GateWayLoadService {
//空余连接数
long vehicleOnlineNum = vehicleMaxOnlineNUm - veicleOnlineNowNum;
//转换
//计算权重
List<WorkGatewayNode> workGatewayNodeWeight = workGatewayNodes.stream()
.map(workGatewayNode -> WorkGatewayNode.builder()
.nodeId(workGatewayNode.getNodeId())
.weight(Integer.parseInt(String.valueOf(vehicleOnlineNum / (80L - workGatewayNode.getWeight()))))
.weight((int) (((double) LoadConstants.MAXIMUM - workGatewayNode.getWeight()) / vehicleOnlineNum * LoadConstants.BE_COMMON))
.build())
.toList();
System.out.println(workGatewayNodes);
System.out.println(workGatewayNodeWeight);
List<String> loadNodeList = new ArrayList<>();
int count = workGatewayNodeWeight.stream().mapToInt(WorkGatewayNode::getWeight).sum();
@ -175,32 +172,33 @@ public class GateWayLoadServicelmpl implements GateWayLoadService {
/**
* 动态ECS
*/
public void dynamicECS(){
//车辆上线总数量
long vehicleMaxOnlineNUm = getNodeMaxOnlineNum();
//目前连接数
Long nodeNowNum = nodeScoreCache.getNodeNowNum();
//负载率
BigDecimal loadRate = new BigDecimal(vehicleMaxOnlineNUm).divide(new BigDecimal(nodeNowNum), 0, BigDecimal.ROUND_HALF_UP);
if (loadRate.longValue() > 80){
//扩容
}else if (loadRate.longValue() <20 ){
//缩容
}
}
// public void dynamicLoad() {
//
// //车辆上线总数量
// long vehicleMaxOnlineNUm = getNodeMaxOnlineNum();
//
// //目前连接数
// Long nodeNowNum = nodeScoreCache.getNodeNowNum();
//
// //负载率
// BigDecimal loadRate = new BigDecimal(vehicleMaxOnlineNUm).divide(new BigDecimal(nodeNowNum), 0, BigDecimal.ROUND_HALF_UP);
//
// if (loadRate.longValue() > 80) {
// //扩容
// } else if (loadRate.longValue() < 20) {
// //缩容
// }
// }
/**
* 获取最大连接数
*
* @return
*/
public Long getNodeMaxOnlineNum() {
List<WorkGatewayNode> workGatewayNodes = nodeScoreCache.getNodeScore();
return workGatewayNodes.size() * 80L;
return workGatewayNodes.size() * LoadConstants.MAXIMUM;
}
}

82
src/main/java/com/guo/task/Collection.java
View File

@ -5,6 +5,7 @@ import com.alibaba.fastjson2.JSONObject;
import com.guo.aly.ALYunEcsService;
import com.guo.aly.model.EcsSelectModel;
import com.guo.aly.model.InstanceInfo;
import com.guo.common.constant.Constans;
import com.guo.common.model.TotalNumber;
import com.guo.gateway.cache.*;
import com.guo.gateway.model.NodeInfo;
@ -21,7 +22,6 @@ import org.springframework.stereotype.Component;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
@ -34,6 +34,17 @@ import java.util.List;
@AllArgsConstructor
public class Collection {
/**
* 最少节点数量
*/
private final static Integer mainNumber = 1;
/**
* 判断连接阈值
*/
private final static Integer maxNumber = 21;
private final static Integer beforemaxNumber = 20;
/**
* 网关负载节点缓存
*/
@ -75,9 +86,13 @@ public class Collection {
@Autowired
private ContractionVolume contractionVolume;
/**
* 阿里云方法
*/
@Autowired
private ALYunEcsService alYunEcsService;
/**
* 定时扫描节点信息
*/
@ -93,10 +108,13 @@ public class Collection {
List<InstanceInfo> instanceLists = alYunEcsService.selectECS(ecsSelectModel);
//节点计数
Long nodeNumber = 0L;
Long nodeNumber = Constans.NUMERICAL_VALUE_LONG_ZERO;
//所有节点连接数总数
long connectionTotal = 0L;
long connectionTotal = Constans.NUMERICAL_VALUE_LONG_ZERO;
//删除连接数缓存
nodeScoreCache.delete();
// 判断实例集合是否为空
if (!instanceLists.isEmpty()) {
@ -116,24 +134,8 @@ public class Collection {
// 将新的 NodeInfo 对象放入缓存
nodeCache.put(nodeInfo);
//获取每个FluxMQ运行信息
String URL = "http://" + instance.getPublicIpAddress()+":8080/public/cluster";
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url(URL)
.get()
.addHeader("User-Agent", "Apifox/1.0.0 (https://apifox.com)")
.addHeader("Accesstoken", "")
.build();
try {
Response response = client.newCall(request).execute();
JSONArray jsonArray = JSONArray.parseArray(response.body().string());
JSONObject jsonObject = jsonArray.getJSONObject(0);
JSONObject mqttInfo = jsonObject.getJSONObject("mqttInfo");
int connectSize = mqttInfo.getIntValue("connectSize");
//查询收集节点连接数
int connectSize = querymqttConnections(instance.getPublicIpAddress());
log.info("当前：" + instance.getInstanceId() + ",的连接数：" + connectSize);
@ -149,24 +151,16 @@ public class Collection {
nodeScoreCache.save(nodeJoin);
//加层判断，把不满足缩容条件的缓存删除 连接数 > 最低阈值
if (connectSize > 20 && nodeReduced.isWhether(instance.getInstanceId())){
if (connectSize > beforemaxNumber && nodeReduced.isWhether(instance.getInstanceId())) {
nodeReduced.remove(instance.getInstanceId());
}
//判断是否达到缩容条件 节点数量 > 1 或 连接数 < 21 必须满足节点数量在两个及以上，且连接数低于21
if (instanceLists.size() > 1 && connectSize < 21){
if (instanceLists.size() > mainNumber && connectSize < maxNumber) {
//调用缩容方法 记录
contractionVolume.reduction(instance.getInstanceId());
}
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
//封装节点数量和节点连接总数
@ -176,6 +170,32 @@ public class Collection {
//调用扩容方法去判断是否需要扩容
contractionVolume.contractionVolume(totalNumber);
}
public int querymqttConnections(String publicIPaddress){
//获取每个FluxMQ运行信息
String URL = Constans.HTTP_REQUEST_HEAD
+ publicIPaddress
+ Constans.HTTP_REQUEST_ADDRESS;
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url(URL)
.get()
.addHeader(Constans.HTTP_REQUEST_ADDHEADER_AGENT, Constans.HTTP_REQUEST_ADDHEADER_APIFOX)
.addHeader(Constans.HTTP_REQUEST_ADDHEADER_ACCESSTOKEN, Constans.HTTP_REQUEST_NULL_STRING)
.build();
try {
Response response = client.newCall(request).execute();
JSONArray jsonArray = JSONArray.parseArray(response.body().string());
JSONObject jsonObject = jsonArray.getJSONObject(Constans.NUMERICAL_VALUE_ZERO);
JSONObject mqttInfo = jsonObject.getJSONObject(Constans.HTTP_REQUEST_MQTTINFO);
return mqttInfo.getIntValue(Constans.HTTP_REQUEST_CONNECTSIZE);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}

24
src/main/java/com/guo/task/Contraction/ContractionVolume.java
View File

@ -4,11 +4,13 @@ import com.guo.aly.ALYunEcsService;
import com.guo.common.constant.LoadConstants;
import com.guo.common.model.TotalNumber;
import com.guo.gateway.cache.NodeReduced;
import com.guo.gateway.cache.VehicleLineNodeCache;
import lombok.AllArgsConstructor;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.util.Set;
import java.util.concurrent.TimeUnit;
/**
@ -21,6 +23,16 @@ import java.util.concurrent.TimeUnit;
@Log4j2
public class ContractionVolume {
/**
* 网关车辆对应网关节点 key:实例ID value:VIN
*/
private final VehicleLineNodeCache vehicleLineNodeCache;
/**
* 数值 5
*/
private final static Integer TimeExpired = 5;
@Autowired
private ALYunEcsService alYunEcsService;
@ -41,13 +53,21 @@ public class ContractionVolume {
//查询剩余过期时间 秒
Long expire = nodeReduced.remainingTime(nodeId);
//获取 5分钟的秒值
long fiveMinutesSeconds = TimeUnit.MINUTES.toSeconds(5);
long fiveMinutesSeconds = TimeUnit.MINUTES.toSeconds(TimeExpired);
//打印
log.info("空闲节点 ：" + nodeId + "的剩余时间：" + expire + "/秒");
//比较 剩余时间 小于5分钟
if (expire < fiveMinutesSeconds){
//数据迁移 释放节点
//根据节点ID获取缓存内的车辆VIN值
Set<String> vehicleVinSetList = vehicleLineNodeCache.get(nodeId);
//判断是否存在车辆信息
if (!vehicleVinSetList.isEmpty()){
//执行下线
}
//删除节点信息
}
}

1
src/main/resources/application.yml
View File

@ -20,3 +20,4 @@ aliyun:
size: 20
category: cloud_essd
instance-charge-type: PostPaid
endpoint: ecs.aliyuncs.com