业界率先支持 MCP-OVER-XDS 协议，Nacos 2.0.1 + 1.4.2 Release 正式发布

蔚落 2023-01-22 05:52 2阅读 0赞

来源 | [阿里巴巴云原生公众号][Link 1]  
  
Nacos 是阿里巴巴开源的服务发现与配置管理项目，本次同时发布两个版本：

1.  发布 2.0.1 版本，主要致力于支持 MCP-OVER-XDS 协议，解决 Nacos 与 Istio 数据服务同步问题。
2.  发布 1.4.2 版本，极大增强 K8s 环境中 JRaft 集群 Leader 选举的稳定性。

## Nacos 2.0.1 ##

2.0.1 主要变更为：

1.  在 nacos-istio 插件及模块中，支持 MCP-OVER-XDS 协议，解决 Nacos 与 Istio 数据服务同步问题。
2.  增强了 Jraft 协议在 K8s 环境中的 Leader 选举的稳定性。
3.  修复了频繁抛出 Server is Down 错误的问题。

具体变更为：

[#3484] Support ldap login.
    [#4856] Support mcp over xds.
    [#5137] Support service list add view subscriber.
    [#5367] Support client encryption plugin for nacos 2.0.
    [#5307] Push support config some parameters
    [#5334] Fix Server is Down problem in k8s environment.
    [#5361] Check isUseGrpcFeatures() when register instance using GRPC protocol.
    [#5486] Refactor Distro Config as singleton and replace GlobalConfig.
    [#5169] Fix instance beat run only by responsible server.
    [#5175] Fix publishConfig lost type.
    [#5178] Fix NPE when init server list failed.
    [#5182] Fix throw NoSuchFieldException in ConfigController when service connect to nacos.
    [#5204] Fix query error when pageNo is larger than service number.
    [#5268] Fix subscriber app unknown
    [#5327] Fix ThreadPool usage problem and add some monitor for distro.
    [#5384] Fix the problem of unable to shutdown NacosConfigService.
    [#5404] Fix frequently udp push for client 1.X.
    [#5419] Fix Nacos 2.0 client auth may invalid for non public namespace.
    [#5442] change state to UP when received status form old version server.
    [#5096] Add unit tests in nacos 2.0.
    [#5171][#5421][#5436][#5450][#5464] Fix IT for nacos 2.0.

## Nacos 1.4.2 ##

1.  该版本优化了 JRaft 模块，与最新的 nacos-k8s 项目配合使用，极大增强集群选主的稳定性。
2.  另外，该版本了修复有关“Server is Down”问题的提示及众多 1.4.1 版本中的 Bug。

具体变更为：

[#4452] Add config compare features.
    [#4602] Add new way for export config.
    [#4996] Make log level changeable for nacos-core module.
    [#5367] Add pre-plugin in client for encrypting config.
    [#3922] Method createServiceIfAbsent in ServiceManager require sync.
    [#4274] skip master-select task when db.num is 1.
    [#4753] Use SafeConstructor to parse yaml configuration.
    [#4762] Naming health check thread num support user define it by self.
    [#4770] Beta publish: change the way of select betaIps, from input to select.
    [#4778] Make SecurityProxy.accessToken threadsafe in single writer multi reader.
    [#4903] Add securuty hint for login page.
    [#4917] Raft ops interface add auth.
    [#4980] Log4J2NacosLogging.loadConfiguration() return directly When location is blank.
    [#5010] Fix the usage of TemplateUtils.
    [#5190] Add some hint log when login failed.
    [#5234] Solve the problem that page can be edited while publishing-config request is processing.
    [#5331] Fix the mouse hovers over the margin in a pointer state and cannot be clicked.
    [#5350] Add hint and detail reason for consistence status Down.
    [#5439] Support specified naming UDP push port for client.
    [#5434] Optimize the ConfigType.isValidType method.
    [#3779] Check groupName can't be empty.
    [#4661] ConfigServletInner#doGetConfig code optimization.
    [#3610] Fix the press F1 to full screen issue in new config page.
    [#3876] Fix push empty service name.
    [#4306] Fix search service by group error problem.
    [#4573,#4629] Jraft leader status check error.
    [#4672] Fix cloning configuration lost description.
    [#4699] Fix metadata batch operation may delete instance problem.
    [#4756] Fix config list sort and search problem.
    [#4787] Losting member if parsing host throw UnknownHostException.
    [#4806] Fix addListener method comment.
    [#4829] Remove instance when distro and raft remove instances data.
    [#4852] Fix main.js is too large problem.
    [#4854] Modify Header to support Keys Ignore Case.
    [#4898] Fix instance list page bug.
    [#4925] Fix member list change will cover member status and metadata problem.
    [#5078] Fix the problem of inconsistent results for querying subscriber list data multiple times.
    [#5026] Fix MetricsHttpAgent metrics twice.
    [#5018] Check group and dataId in groupKey.
    [#5114] ConcurrentHashSet.java is not compatible with jdk1.6 or 1.7.
    [#5253] Fix missing auth identity header error.
    [#5291] Fix Beat task will stop when throw unexpected exception.
    [#5301] Respond all kinds of collections for istio's request.
    [#5351] Fix Consistence status can't switch to UP after Jraft election.
    [#5390] Fix ip verify error.
    [#5427] Fix NPE if Jraft leader is null in CurcuitFilter.
    [#5437] Fix config beta feature will lost dump event problem.
    [#5451] Fix the tag can't be removed problem.
    [#4822][#4823][#4824][#4825][#4979][#5506] Fix dependency security problem.
    [#5277] Subscriber list servername add required.
    [#5380][#5418] Add and enhance unit test.

## 社区 ##

随着 Nacos 2.0.1 及 1.4.2 的发布 Nacos 社区又新增了一位 Committer：haoyann，这位同学在推进多数据源支持、鉴权及安全性、配置模块优化与完善等内容中作出许多贡献，并积极参与社区讨论。  
  
![haoyann\_commiter.jpg][haoyann_commiter.jpg]

Nacos 社区欢迎更多愿意参与共建的小伙伴加入，包括但不限于：

*  源代码
 *  文档
 *  社区讨论
 *  多语言实现
 *  周边生态产品结合

积极参与将可以获得 Nacos 社区赠送的精美小礼品～

## About Nacos ##

Nacos 致力于帮助您发现、配置和管理微服务。Nacos 提供了一组简单易用的特性集，帮助您快速实现动态服务发现、服务配置、服务元数据及流量管理。  
  
Nacos 帮助您更敏捷和容易地构建、交付和管理微服务平台。Nacos 是构建以“服务”为中心的现代应用架构 (例如微服务范式、云原生范式) 的服务基础设施。

[Link 1]: https://mp.weixin.qq.com/s/j-Wl_gJWo8sno876U2Xajw
[haoyann_commiter.jpg]: /images/20221020/84564d0b58ab4b3db5c4a64ee4760280.png