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feat:(1.3.0-beta1): 优化客户端注册

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opensnail 2024-12-24 23:29:17 +08:00
parent b50a2402ab
commit 03bc07fe95
4 changed files with 424 additions and 316 deletions
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3
snail-job-server/snail-job-server-common/src/main/java/com/aizuda/snailjob/server/common/client/CommonRpcClient.java
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@ -6,6 +6,7 @@ import com.aizuda.snailjob.server.common.rpc.client.annotation.Body;
import com.aizuda.snailjob.server.common.rpc.client.annotation.Mapping;
import com.aizuda.snailjob.server.model.dto.ConfigDTO;
import static com.aizuda.snailjob.common.core.constant.SystemConstants.HTTP_PATH.GET_REG_NODES_AND_REFRESH;
import static com.aizuda.snailjob.common.core.constant.SystemConstants.HTTP_PATH.SYNC_CONFIG;
/**
@ -20,4 +21,6 @@ public interface CommonRpcClient {
@Mapping(path = SYNC_CONFIG, method = RequestMethod.POST)
Result syncConfig(@Body ConfigDTO configDTO);
@Mapping(path = GET_REG_NODES_AND_REFRESH, method = RequestMethod.POST)
Result<String> getRegNodesAndFlush();
}

205
snail-job-server/snail-job-server-common/src/main/java/com/aizuda/snailjob/server/common/register/ClientRegister.java
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@ -1,22 +1,37 @@
package com.aizuda.snailjob.server.common.register;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.aizuda.snailjob.common.core.constant.SystemConstants.HTTP_PATH;
import com.aizuda.snailjob.common.core.enums.NodeTypeEnum;
import com.aizuda.snailjob.common.core.model.Result;
import com.aizuda.snailjob.common.core.util.JsonUtil;
import com.aizuda.snailjob.common.core.util.NetUtil;
import com.aizuda.snailjob.common.core.util.StreamUtils;
import com.aizuda.snailjob.common.log.SnailJobLog;
import com.aizuda.snailjob.server.common.cache.CacheConsumerGroup;
import com.aizuda.snailjob.server.common.cache.CacheRegisterTable;
import com.aizuda.snailjob.server.common.client.CommonRpcClient;
import com.aizuda.snailjob.server.common.dto.RegisterNodeInfo;
import com.aizuda.snailjob.server.common.rpc.client.RequestBuilder;
import com.aizuda.snailjob.server.common.schedule.AbstractSchedule;
import com.aizuda.snailjob.server.common.triple.Pair;
import com.aizuda.snailjob.template.datasource.persistence.po.ServerNode;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fasterxml.jackson.core.type.TypeReference;
import com.google.common.collect.Lists;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.stereotype.Component;
import java.time.Duration;
import java.time.Instant;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArraySet;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.*;
import java.util.stream.Collectors;
/**
@ -28,12 +43,13 @@ import java.util.stream.Collectors;
*/
@Component(ClientRegister.BEAN_NAME)
@Slf4j
public class ClientRegister extends AbstractRegister implements Runnable {
@RequiredArgsConstructor
public class ClientRegister extends AbstractRegister {
ExecutorService executorService = Executors.newFixedThreadPool(5);
private final RefreshNodeSchedule refreshNodeSchedule;
public static final String BEAN_NAME = "clientRegister";
public static final int DELAY_TIME = 30;
private Thread THREAD = null;
protected static final LinkedBlockingDeque<ServerNode> QUEUE = new LinkedBlockingDeque<>(1000);
@Override
@ -61,10 +77,8 @@ public class ClientRegister extends AbstractRegister implements Runnable {
@Override
protected void afterProcessor(final ServerNode serverNode) {
}
@Override
protected Integer getNodeType() {
return NodeTypeEnum.CLIENT.getType();
@ -72,18 +86,14 @@ public class ClientRegister extends AbstractRegister implements Runnable {
@Override
public void start() {
THREAD = new Thread(this, "client-register");
THREAD.start();
refreshNodeSchedule.startScheduler();
}
@Override
public void close() {
if (Objects.nonNull(THREAD)) {
THREAD.interrupt();
}
}
public static List<ServerNode> getExpireNodes(){
public static List<ServerNode> getExpireNodes() {
try {
ServerNode serverNode = QUEUE.poll(5L, TimeUnit.SECONDS);
if (Objects.nonNull(serverNode)) {
@ -97,30 +107,145 @@ public class ClientRegister extends AbstractRegister implements Runnable {
return null;
}
@Override
public void run() {
// while (!Thread.currentThread().isInterrupted()) {
// try {
// ServerNode serverNode = QUEUE.poll(5L, TimeUnit.SECONDS);
// if (Objects.nonNull(serverNode)) {
// List<ServerNode> lists = Lists.newArrayList(serverNode);
// QUEUE.drainTo(lists, 256);
//
// // 注册或续租
// refreshExpireAt(lists);
// }
// } catch (InterruptedException ignored) {
// Thread.currentThread().interrupt();
// } catch (Exception e) {
// SnailJobLog.LOCAL.error("client refresh expireAt error.");
// } finally {
// // 防止刷的过快
// try {
// TimeUnit.MILLISECONDS.sleep(2000);
// } catch (InterruptedException ignored) {
// Thread.currentThread().interrupt();
// }
// }
// }
public static List<ServerNode> refreshLocalCache() {
// 获取当前所有需要续签的node
List<ServerNode> expireNodes = ClientRegister.getExpireNodes();
if (Objects.nonNull(expireNodes)) {
// 进行本地续签
for (final ServerNode serverNode : expireNodes) {
serverNode.setExpireAt(LocalDateTime.now().plusSeconds(DELAY_TIME));
// 刷新全量本地缓存
CacheRegisterTable.addOrUpdate(serverNode);
// 刷新过期时间
CacheConsumerGroup.addOrUpdate(serverNode.getGroupName(), serverNode.getNamespaceId());
}
}
return expireNodes;
}
@Component
@Slf4j
@RequiredArgsConstructor
public class RefreshNodeSchedule extends AbstractSchedule {
@Override
protected void doExecute() {
try {
// 获取在线的客户端节点并且排除当前节点
LambdaQueryWrapper<ServerNode> wrapper = new LambdaQueryWrapper<ServerNode>()
.eq(ServerNode::getNodeType, NodeTypeEnum.SERVER.getType());
List<ServerNode> serverNodes = serverNodeMapper.selectList(wrapper);
serverNodes = StreamUtils.filter(serverNodes, serverNode -> !serverNode.getHostId().equals(ServerRegister.CURRENT_CID));
List<ServerNode> waitRefreshDBClientNodes = new ArrayList<>();
// 刷新本地缓存
List<ServerNode> refreshCache = refreshLocalCache();
if (CollUtil.isNotEmpty(refreshCache)) {
// 完成本节点的刷新
waitRefreshDBClientNodes.addAll(refreshCache);
}
if (!serverNodes.isEmpty()) {
// 并行获取所有服务端需要注册的列表
// 获取列表 并完成注册/本地完成续签
List<ServerNode> allClientList = collectAllClientQueue(serverNodes);
if (CollUtil.isNotEmpty(allClientList)) {
waitRefreshDBClientNodes.addAll(allClientList);
}
}
if (CollUtil.isEmpty(waitRefreshDBClientNodes)) {
SnailJobLog.LOCAL.warn("clientNodes is empty");
return;
}
SnailJobLog.LOCAL.info("start refresh client nodes：{}", waitRefreshDBClientNodes);
// 刷新DB
refreshExpireAt(waitRefreshDBClientNodes);
} catch (Exception e) {
SnailJobLog.LOCAL.error("refresh 失败", e);
}
}
private List<ServerNode> collectAllClientQueue(List<ServerNode> serverNodes) {
if (CollUtil.isEmpty(serverNodes)) {
return Lists.newArrayList();
}
int size = serverNodes.size();
// 存储处理结果
List<Future<String>> futures = new ArrayList<>(size);
for (ServerNode serverNode : serverNodes) {
Future<String> future = executorService.submit(() -> {
try {
RegisterNodeInfo nodeInfo = new RegisterNodeInfo();
nodeInfo.setHostId(serverNode.getHostId());
nodeInfo.setGroupName(serverNode.getGroupName());
nodeInfo.setNamespaceId(serverNode.getNamespaceId());
nodeInfo.setHostPort(serverNode.getHostPort());
nodeInfo.setHostIp(serverNode.getHostIp());
CommonRpcClient serverRpcClient = buildRpcClient(nodeInfo);
Result<String> regNodesAndFlush = serverRpcClient.getRegNodesAndFlush();
return regNodesAndFlush.getData();
} catch (Exception e) {
return StrUtil.EMPTY;
}
});
futures.add(future);
}
return futures.stream()
.map(future -> {
try {
String jsonString = future.get(1, TimeUnit.SECONDS);
if (Objects.nonNull(jsonString)) {
return JsonUtil.parseList(jsonString, ServerNode.class);
}
return new ArrayList<ServerNode>();
} catch (Exception e) {
return new ArrayList<ServerNode>();
}
})
.filter(Objects::nonNull)
.flatMap(List::stream)
.distinct()
.toList();
}
private CommonRpcClient buildRpcClient(RegisterNodeInfo registerNodeInfo) {
int maxRetryTimes = 3;
return RequestBuilder.<CommonRpcClient, Result>newBuilder()
.nodeInfo(registerNodeInfo)
.failRetry(true)
.retryTimes(maxRetryTimes)
.client(CommonRpcClient.class)
.build();
}
@Override
public String lockName() {
return "registerNode";
}
@Override
public String lockAtMost() {
return "PT10S";
}
@Override
public String lockAtLeast() {
return "PT5S";
}
public void startScheduler() {
taskScheduler.scheduleWithFixedDelay(this::execute, Instant.now(), Duration.parse("PT5S"));
}
}
}

20
snail-job-server/snail-job-server-job-task/src/main/java/com/aizuda/snailjob/server/job/task/server/ServerRpcClient.java
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@ -1,20 +0,0 @@
package com.aizuda.snailjob.server.job.task.server;
import com.aizuda.snailjob.common.core.model.Result;
import com.aizuda.snailjob.server.common.rpc.client.RequestMethod;
import com.aizuda.snailjob.server.common.rpc.client.annotation.Mapping;
import static com.aizuda.snailjob.common.core.constant.SystemConstants.HTTP_PATH.GET_REG_NODES_AND_REFRESH;
/**
* @Author：srzou
* @Package：com.aizuda.snailjob.server.job.task.server
* @Project：snail-job
* @Date：2024/12/11 9:36
* @Filename：ServerRpcClient
*/
public interface ServerRpcClient {
@Mapping(path = GET_REG_NODES_AND_REFRESH, method = RequestMethod.POST)
Result<String> getRegNodesAndFlush();
}

512
snail-job-server/snail-job-server-starter/src/main/java/com/aizuda/snailjob/server/starter/schedule/RefreshNodeSchedule.java
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@ -1,256 +1,256 @@
package com.aizuda.snailjob.server.starter.schedule;
import cn.hutool.core.collection.CollUtil;
import com.aizuda.snailjob.common.core.enums.NodeTypeEnum;
import com.aizuda.snailjob.common.core.model.Result;
import com.aizuda.snailjob.common.core.util.JsonUtil;
import com.aizuda.snailjob.common.core.util.NetUtil;
import com.aizuda.snailjob.common.log.SnailJobLog;
import com.aizuda.snailjob.server.common.Lifecycle;
import com.aizuda.snailjob.server.common.config.SystemProperties;
import com.aizuda.snailjob.server.common.dto.RegisterNodeInfo;
import com.aizuda.snailjob.server.common.rpc.client.RequestBuilder;
import com.aizuda.snailjob.server.common.schedule.AbstractSchedule;
import com.aizuda.snailjob.server.common.triple.Pair;
import com.aizuda.snailjob.server.job.task.server.ServerRpcClient;
import com.aizuda.snailjob.server.job.task.support.request.GetRegNodesPostHttpRequestHandler;
import com.aizuda.snailjob.template.datasource.persistence.mapper.ServerNodeMapper;
import com.aizuda.snailjob.template.datasource.persistence.po.ServerNode;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fasterxml.jackson.core.type.TypeReference;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.stereotype.Component;
import java.time.Duration;
import java.time.Instant;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.*;
import java.util.stream.Collectors;
import static com.aizuda.snailjob.server.common.register.ClientRegister.DELAY_TIME;
@Component
@Slf4j
@RequiredArgsConstructor
public class RefreshNodeSchedule extends AbstractSchedule implements Lifecycle {
private final ServerNodeMapper serverNodeMapper;
private final SystemProperties systemProperties;
ExecutorService executorService = Executors.newFixedThreadPool(5);
@Override
protected void doExecute() {
int nettyPort = systemProperties.getNettyPort();
String localIpStr = NetUtil.getLocalIpStr();
try {
// 获取在线的客户端节点并且排除当前节点
LambdaQueryWrapper<ServerNode> wrapper = new LambdaQueryWrapper<ServerNode>()
.eq(ServerNode::getNodeType, NodeTypeEnum.SERVER.getType())
.not(w -> w.eq(ServerNode::getHostIp, localIpStr)
.eq(ServerNode::getHostPort, nettyPort));
List<ServerNode> serverNodes = serverNodeMapper.selectList(wrapper);
List<ServerNode> clientNodes = new ArrayList<>();
if (serverNodes.size() > 0) {
// 并行获取所有服务端需要注册的列表
// 获取列表 并完成注册/本地完成续签
List<ServerNode> allClientList = getAllClientList(serverNodes);
if (CollUtil.isNotEmpty(allClientList)) {
clientNodes.addAll(allClientList);
}
List<ServerNode> refreshCache = GetRegNodesPostHttpRequestHandler.getAndRefreshCache();
if (CollUtil.isNotEmpty(refreshCache)) {
// 完成本节点的刷新
clientNodes.addAll(refreshCache);
}
} else {
List<ServerNode> refreshCache = GetRegNodesPostHttpRequestHandler.getAndRefreshCache();
if (CollUtil.isNotEmpty(refreshCache)) {
// 完成本节点的刷新
clientNodes.addAll(refreshCache);
}
}
if (CollUtil.isEmpty(clientNodes)){
SnailJobLog.LOCAL.warn("clientNodes is empty");
return;
}
SnailJobLog.LOCAL.info("start refresh client nodes：{}", clientNodes);
refreshExpireAt(clientNodes);
} catch (Exception e) {
SnailJobLog.LOCAL.error("refresh 失败", e);
}
}
private List<ServerNode> getAllClientList(List<ServerNode> serverNodes) {
int size = serverNodes.size();
// 创建 CountDownLatch
CountDownLatch latch = new CountDownLatch(size);
// 存储处理结果
List<Future<String>> futures = new ArrayList<>(size);
try {
for (ServerNode serverNode : serverNodes) {
Future<String> future = executorService.submit(() -> {
try {
RegisterNodeInfo nodeInfo = new RegisterNodeInfo();
nodeInfo.setHostId(serverNode.getHostId());
nodeInfo.setGroupName(serverNode.getGroupName());
nodeInfo.setNamespaceId(serverNode.getNamespaceId());
nodeInfo.setHostPort(serverNode.getHostPort());
nodeInfo.setHostIp(serverNode.getHostIp());
ServerRpcClient serverRpcClient = buildRpcClient(nodeInfo);
Result<String> regNodesAndFlush = serverRpcClient.getRegNodesAndFlush();
// 模拟耗时处理
return regNodesAndFlush.getData();
} finally {
// 处理完成后计数减一
latch.countDown();
}
});
futures.add(future);
}
// 提交任务
// 等待所有任务完成
latch.await(5, TimeUnit.SECONDS); // 设置超时时间为5秒
return futures.stream()
.map(future -> {
try {
String jsonString = future.get(1, TimeUnit.SECONDS);
if (Objects.nonNull(jsonString)) {
return JsonUtil.parseObject(jsonString, new TypeReference<List<ServerNode>>() {
});
}
return new ArrayList<ServerNode>();
} catch (Exception e) {
return new ArrayList<ServerNode>();
}
})
.filter(Objects::nonNull)
.flatMap(List::stream)
.distinct()
.toList();
// 收集处理结果
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
@Override
public String lockName() {
return "registerNode";
}
@Override
public String lockAtMost() {
return "PT10S";
}
@Override
public String lockAtLeast() {
return "PT5S";
}
@Override
public void start() {
taskScheduler.scheduleWithFixedDelay(this::execute, Instant.now(), Duration.parse("PT5S"));
}
@Override
public void close() {
}
private ServerRpcClient buildRpcClient(RegisterNodeInfo registerNodeInfo) {
// String regInfo = registerNodeInfo.getHostId() + "/" + registerNodeInfo.getHostIp() + "/" + registerNodeInfo.getHostPort();
// log.info(regInfo + "--------------------------");
int maxRetryTimes = 3;
boolean retry = false;
return RequestBuilder.<ServerRpcClient, Result>newBuilder()
.nodeInfo(registerNodeInfo)
.failRetry(maxRetryTimes > 0 && !retry)
.retryTimes(maxRetryTimes)
.client(ServerRpcClient.class)
.build();
}
private void refreshExpireAt(List<ServerNode> serverNodes) {
if (CollUtil.isEmpty(serverNodes)) {
return;
}
Set<String> hostIds = Sets.newHashSet();
Set<String> hostIps = Sets.newHashSet();
for (final ServerNode serverNode : serverNodes) {
serverNode.setExpireAt(getExpireAt());
hostIds.add(serverNode.getHostId());
hostIps.add(serverNode.getHostIp());
}
List<ServerNode> dbServerNodes = serverNodeMapper.selectList(
new LambdaQueryWrapper<ServerNode>()
.select(ServerNode::getHostIp, ServerNode::getHostId)
.in(ServerNode::getHostId, hostIds)
.in(ServerNode::getHostIp, hostIps)
);
List<ServerNode> insertDBs = Lists.newArrayList();
List<ServerNode> updateDBs = Lists.newArrayList();
Set<Pair<String, String>> pairs = dbServerNodes.stream()
.map(serverNode -> Pair.of(serverNode.getHostId(), serverNode.getHostIp())).collect(
Collectors.toSet());
// 去重处理
Set<Pair<String, String>> existed = Sets.newHashSet();
for (final ServerNode serverNode : serverNodes) {
Pair<String, String> pair = Pair.of(serverNode.getHostId(), serverNode.getHostIp());
if (existed.contains(pair)) {
continue;
}
if (pairs.contains(pair)) {
updateDBs.add(serverNode);
} else {
insertDBs.add(serverNode);
}
existed.add(pair);
}
try {
// 批量更新
if (CollUtil.isNotEmpty(updateDBs)) {
serverNodeMapper.updateBatchExpireAt(updateDBs);
}
} catch (Exception e) {
SnailJobLog.LOCAL.error("续租失败", e);
}
try {
if (CollUtil.isNotEmpty(insertDBs)) {
serverNodeMapper.insertBatch(insertDBs);
}
} catch (DuplicateKeyException ignored) {
} catch (Exception e) {
SnailJobLog.LOCAL.error("注册节点失败", e);
}
}
private LocalDateTime getExpireAt() {
return LocalDateTime.now().plusSeconds(DELAY_TIME);
}
}
//package com.aizuda.snailjob.server.starter.schedule;
//
//import cn.hutool.core.collection.CollUtil;
//import com.aizuda.snailjob.common.core.enums.NodeTypeEnum;
//import com.aizuda.snailjob.common.core.model.Result;
//import com.aizuda.snailjob.common.core.util.JsonUtil;
//import com.aizuda.snailjob.common.core.util.NetUtil;
//import com.aizuda.snailjob.common.log.SnailJobLog;
//import com.aizuda.snailjob.server.common.Lifecycle;
//import com.aizuda.snailjob.server.common.config.SystemProperties;
//import com.aizuda.snailjob.server.common.dto.RegisterNodeInfo;
//import com.aizuda.snailjob.server.common.rpc.client.RequestBuilder;
//import com.aizuda.snailjob.server.common.schedule.AbstractSchedule;
//import com.aizuda.snailjob.server.common.triple.Pair;
//import com.aizuda.snailjob.server.job.task.server.ServerRpcClient;
//import com.aizuda.snailjob.server.job.task.support.request.GetRegNodesPostHttpRequestHandler;
//import com.aizuda.snailjob.template.datasource.persistence.mapper.ServerNodeMapper;
//import com.aizuda.snailjob.template.datasource.persistence.po.ServerNode;
//import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
//import com.fasterxml.jackson.core.type.TypeReference;
//import com.google.common.collect.Lists;
//import com.google.common.collect.Sets;
//import lombok.RequiredArgsConstructor;
//import lombok.extern.slf4j.Slf4j;
//import org.springframework.dao.DuplicateKeyException;
//import org.springframework.stereotype.Component;
//
//import java.time.Duration;
//import java.time.Instant;
//import java.time.LocalDateTime;
//import java.util.ArrayList;
//import java.util.List;
//import java.util.Objects;
//import java.util.Set;
//import java.util.concurrent.*;
//import java.util.stream.Collectors;
//
//import static com.aizuda.snailjob.server.common.register.ClientRegister.DELAY_TIME;
//
//
//@Component
//@Slf4j
//@RequiredArgsConstructor
//public class RefreshNodeSchedule extends AbstractSchedule implements Lifecycle {
// private final ServerNodeMapper serverNodeMapper;
//
// private final SystemProperties systemProperties;
//
// ExecutorService executorService = Executors.newFixedThreadPool(5);
//
// @Override
// protected void doExecute() {
// int nettyPort = systemProperties.getNettyPort();
// String localIpStr = NetUtil.getLocalIpStr();
// try {
// // 获取在线的客户端节点并且排除当前节点
// LambdaQueryWrapper<ServerNode> wrapper = new LambdaQueryWrapper<ServerNode>()
// .eq(ServerNode::getNodeType, NodeTypeEnum.SERVER.getType())
// .not(w -> w.eq(ServerNode::getHostIp, localIpStr)
// .eq(ServerNode::getHostPort, nettyPort));
// List<ServerNode> serverNodes = serverNodeMapper.selectList(wrapper);
// List<ServerNode> clientNodes = new ArrayList<>();
// if (serverNodes.size() > 0) {
// // 并行获取所有服务端需要注册的列表
// // 获取列表 并完成注册/本地完成续签
// List<ServerNode> allClientList = getAllClientList(serverNodes);
// if (CollUtil.isNotEmpty(allClientList)) {
// clientNodes.addAll(allClientList);
// }
// List<ServerNode> refreshCache = GetRegNodesPostHttpRequestHandler.getAndRefreshCache();
// if (CollUtil.isNotEmpty(refreshCache)) {
// // 完成本节点的刷新
// clientNodes.addAll(refreshCache);
// }
// } else {
// List<ServerNode> refreshCache = GetRegNodesPostHttpRequestHandler.getAndRefreshCache();
// if (CollUtil.isNotEmpty(refreshCache)) {
// // 完成本节点的刷新
// clientNodes.addAll(refreshCache);
// }
// }
// if (CollUtil.isEmpty(clientNodes)) {
// SnailJobLog.LOCAL.warn("clientNodes is empty");
// return;
// }
// SnailJobLog.LOCAL.info("start refresh client nodes：{}", clientNodes);
// refreshExpireAt(clientNodes);
//
// } catch (Exception e) {
// SnailJobLog.LOCAL.error("refresh 失败", e);
// }
// }
//
// private List<ServerNode> getAllClientList(List<ServerNode> serverNodes) {
// int size = serverNodes.size();
// // 创建 CountDownLatch
// CountDownLatch latch = new CountDownLatch(size);
//
// // 存储处理结果
// List<Future<String>> futures = new ArrayList<>(size);
//
// try {
// for (ServerNode serverNode : serverNodes) {
// Future<String> future = executorService.submit(() -> {
// try {
// RegisterNodeInfo nodeInfo = new RegisterNodeInfo();
// nodeInfo.setHostId(serverNode.getHostId());
// nodeInfo.setGroupName(serverNode.getGroupName());
// nodeInfo.setNamespaceId(serverNode.getNamespaceId());
// nodeInfo.setHostPort(serverNode.getHostPort());
// nodeInfo.setHostIp(serverNode.getHostIp());
// ServerRpcClient serverRpcClient = buildRpcClient(nodeInfo);
// Result<String> regNodesAndFlush = serverRpcClient.getRegNodesAndFlush();
//
// // 模拟耗时处理
// return regNodesAndFlush.getData();
// } finally {
// // 处理完成后计数减一
// latch.countDown();
// }
// });
// futures.add(future);
// }
// // 提交任务
//
// // 等待所有任务完成
// latch.await(5, TimeUnit.SECONDS); // 设置超时时间为5秒
//
// return futures.stream()
// .map(future -> {
// try {
// String jsonString = future.get(1, TimeUnit.SECONDS);
// if (Objects.nonNull(jsonString)) {
// return JsonUtil.parseObject(jsonString, new TypeReference<List<ServerNode>>() {
// });
// }
// return new ArrayList<ServerNode>();
// } catch (Exception e) {
// return new ArrayList<ServerNode>();
// }
// })
// .filter(Objects::nonNull)
// .flatMap(List::stream)
// .distinct()
// .toList();
// // 收集处理结果
//
// } catch (InterruptedException e) {
// throw new RuntimeException(e);
// }
// }
//
// @Override
// public String lockName() {
// return "registerNode";
// }
//
// @Override
// public String lockAtMost() {
// return "PT10S";
// }
//
// @Override
// public String lockAtLeast() {
// return "PT5S";
// }
//
// @Override
// public void start() {
// taskScheduler.scheduleWithFixedDelay(this::execute, Instant.now(), Duration.parse("PT5S"));
// }
//
// @Override
// public void close() {
//
// }
//
// private ServerRpcClient buildRpcClient(RegisterNodeInfo registerNodeInfo) {
//// String regInfo = registerNodeInfo.getHostId() + "/" + registerNodeInfo.getHostIp() + "/" + registerNodeInfo.getHostPort();
//// log.info(regInfo + "--------------------------");
// int maxRetryTimes = 3;
// boolean retry = false;
// return RequestBuilder.<ServerRpcClient, Result>newBuilder()
// .nodeInfo(registerNodeInfo)
// .failRetry(maxRetryTimes > 0 && !retry)
// .retryTimes(maxRetryTimes)
// .client(ServerRpcClient.class)
// .build();
// }
//
// private void refreshExpireAt(List<ServerNode> serverNodes) {
// if (CollUtil.isEmpty(serverNodes)) {
// return;
// }
//
// Set<String> hostIds = Sets.newHashSet();
// Set<String> hostIps = Sets.newHashSet();
// for (final ServerNode serverNode : serverNodes) {
// serverNode.setExpireAt(getExpireAt());
// hostIds.add(serverNode.getHostId());
// hostIps.add(serverNode.getHostIp());
// }
//
// List<ServerNode> dbServerNodes = serverNodeMapper.selectList(
// new LambdaQueryWrapper<ServerNode>()
// .select(ServerNode::getHostIp, ServerNode::getHostId)
// .in(ServerNode::getHostId, hostIds)
// .in(ServerNode::getHostIp, hostIps)
// );
//
// List<ServerNode> insertDBs = Lists.newArrayList();
// List<ServerNode> updateDBs = Lists.newArrayList();
// Set<Pair<String, String>> pairs = dbServerNodes.stream()
// .map(serverNode -> Pair.of(serverNode.getHostId(), serverNode.getHostIp())).collect(
// Collectors.toSet());
//
// // 去重处理
// Set<Pair<String, String>> existed = Sets.newHashSet();
// for (final ServerNode serverNode : serverNodes) {
// Pair<String, String> pair = Pair.of(serverNode.getHostId(), serverNode.getHostIp());
// if (existed.contains(pair)) {
// continue;
// }
//
// if (pairs.contains(pair)) {
// updateDBs.add(serverNode);
// } else {
// insertDBs.add(serverNode);
// }
//
// existed.add(pair);
// }
//
// try {
// // 批量更新
// if (CollUtil.isNotEmpty(updateDBs)) {
// serverNodeMapper.updateBatchExpireAt(updateDBs);
// }
// } catch (Exception e) {
// SnailJobLog.LOCAL.error("续租失败", e);
// }
//
// try {
// if (CollUtil.isNotEmpty(insertDBs)) {
// serverNodeMapper.insertBatch(insertDBs);
// }
// } catch (DuplicateKeyException ignored) {
// } catch (Exception e) {
// SnailJobLog.LOCAL.error("注册节点失败", e);
// }
// }
//
// private LocalDateTime getExpireAt() {
// return LocalDateTime.now().plusSeconds(DELAY_TIME);
// }
//}