架构 < 18 用户层  OpenAPI：暴露标准 Rest 风格 HTTP 接口，简单易用，方便多语言集成。  Console：易用控制台，做服务管理、配置管理等操作。  SDK：多语言 SDK，目前几乎支持所有主流编程语言。  Agent：Sidecar 模式运行，通过标准 DNS 协议与业务解耦。  CLI：命令行对产品进行轻量化管理，像 git ⼀样好用。 业务层 插件机制：实现三个模块可分可合能力，实现扩展点 SPI 机制，用于扩展自己公司定制。  事件机制：实现异步化事件通知，SDK 数据变化异步通知等逻辑，是 Nacos 高性能的关键部分。  日志模块：管理日志分类，日志级别，日志可移植性（尤其避免冲突），日志格式，异常码+帮 助文档。  回调机制：SDK 通知数据，通过统⼀的模式回调用户处理。接口和数据结构需要具备可扩展性。  寻址模式：解决 Server Server IP 直连，域名访问，Nameserver 寻址、广播等多种寻址模式，需要可 扩展。  推送通道：解决 Server 与存储、Server 间、Server 与 SDK 间高效通信问题。  容量管理：管理每个租户，分组下的容量，防止存储被写爆，影响服务可用性。  流量管理：按照租户，分组等多个维度对请求频率，长链接个数，报文大小，请求流控进行控制。  缓存机制：容灾目录，本地缓存，Server

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v1.8 or higher. Before you begin, you should check your current Java installation by using the following commands: 9 $ sdk install springboot $ spring --version Spring CLI v3.0.0-M4 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.0-M4-bin/spring-3.0.0-M4/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.0-M4 The preceding instructions install

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.0.1 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.1-bin/spring-3.0.1/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.1 The preceding instructions install a local

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.0.4 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.4-bin/spring-3.0.4/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.4 The preceding instructions install a local

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.1.0-RC1 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.1.0-RC1-bin/spring-3.1.0-RC1/ $ sdk default springboot dev $ spring --version Spring CLI v3.1.0-RC1 The preceding instructions install

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.0.0-RC2 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.0-RC2-bin/spring-3.0.0-RC2/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.0-RC2 The preceding instructions install

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.0.3 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.3-bin/spring-3.0.3/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.3 The preceding instructions install a local

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.0.2 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.0.2-bin/spring-3.0.2/ $ sdk default springboot dev $ spring --version Spring CLI v3.0.2 The preceding instructions install a local

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.1.0-M2 If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot springboot dev /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.1.0-M2-bin/spring-3.1.0-M2/ $ sdk default springboot dev $ spring --version Spring CLI v3.1.0-M2 The preceding instructions install

with “classic” Java development tools or installed as a command line tool. Either way, you need Java SDK v17 or higher. Before you begin, you should check your current Java installation by using the following commands: $ sdk install springboot $ spring --version Spring CLI v3.2.3-SNAPSHOT If you develop features for the CLI and want access to the version you built, use the following commands: $ sdk install springboot /path/to/spring-boot/spring-boot-cli/target/spring-boot- cli-3.2.3-SNAPSHOT-bin/spring-3.2.3-SNAPSHOT/ $ sdk default springboot dev $ spring --version Spring CLI v3.2.3-SNAPSHOT The preceding instructions install