Practices of Go Microservices on Post-Kubernetes 郑伟 ⽯墨⽂档 Background in Shimo Language • Go • Node • Rust Background in Shimo Framework • Gin • Echo • gRPC • … Background in Shimo Platform operations Components Logging • Append standard logging when error occurs How do we manage our microservices? Traffic Management - Rate limiting/Circuit Breaker • Ingress Controller • Client/Server side

Database Inventory Database http://blog.christianposta.com/microservices/the-hardest-part-about-microservices-data/ http://microservices.io/patterns/data/database-per-service.html 两阶段提交 2PC Transaction https://github.com/aphyr/dist-sagas/blob/master/sagas.pdf Distributed Sagas Chris Richardson http://microservices.io/patterns/data/saga.html Microservice saga pattern StartSaga Saga Started Flight Started 两个Saga事务同时访问扣款账号，⽆无法看到退款 （脏读取问题） • 在⼀一个Saga事务内，数据被其他事务修改前后的读取值不不⼀一致（模糊 读取问题） http://microservices.io/microservices/general/2018/03/22/microxchg-sagas.html 如何应对隔离性问题 • 隔离的本质是控制并发，防⽌止并发事务操作相同资源⽽而引起结果错乱

Database Inventory Database http://blog.christianposta.com/microservices/the-hardest-part-about-microservices-data/ http://microservices.io/patterns/data/database-per-service.html 两阶段提交 2PC Transaction https://github.com/aphyr/dist-sagas/blob/master/sagas.pdf Distributed Sagas Chris Richardson http://microservices.io/patterns/data/saga.html Microservice saga pattern StartSaga Saga Started Flight Started 两个Saga事务同时访问扣款账号，⽆无法看到退款 （脏读取问题） • 在⼀一个Saga事务内，数据被其他事务修改前后的读取值不不⼀一致（模糊 读取问题） http://microservices.io/microservices/general/2018/03/22/microxchg-sagas.html 如何应对隔离性问题 • 隔离的本质是控制并发，防⽌止并发事务操作相同资源⽽而引起结果错乱

2001–2002 monolithic application + teams 2001 Lesson learned: decompose for agility 2002 microservices + 2 pizza teams Full ownership Full accountability “DevOps” Focused innovation Two-pizza When the impact of change is small, release velocity can increase Monolith Does everything Microservices Does one thing MICROSERVICE API API MICROSERVICE MICROSERVICE EVENT API MICROSERVICE APPLICATION Mobile client Client IoT PERSISTENCE PERSISTENCE Microservices Architecture APIs are the front door of microservices Mobile apps Websites Services Internet Amazon CloudFront Amazon

interoperability between microservices? Motivation • How to maintain interoperability between microservices? Upgrade Motivation • How to maintain interoperability between microservices? • APIs are allowed as v2 Send v2 result Decode v2 as v1 Motivation • How to maintain interoperability between microservices? • APIs are allowed to evolve without breaking existing client • Wire format contains type information

Meetup 联合发起⼈人 关于我 议题 • 微服务架构的核⼼心 • 微服务架构设计原则 • 微服务架构⽣生态系统 Are you using microservices? Are you using microservices? https://www.nginx.com/resources/library/app-dev-survey/ 什什么是微服务架构？ • 微服务架构 等 Microservices – the new architectural style. Martin Fowler,Mar 2014 ...... Micro (u)Services Architecture - small, short lived services rather than SOA. Fred George 2012/3 Microservices are

Istio & Kubernetes • Istio & Kubernetes上的灰度发布 An open platform to connect, manage, and secure microservices. Istio项目 微服务角度看Istio: 治理形态的演变 Node 1 svc1 自身业务 SDK Sidecar 服务治理 Node 2 svc 2 自身业务 SDK without notice. Thank You. Istio & Kubernetes 在Google：Managed Istio Istio & Kubernetes 在Google：microservices become API Apigee API Management complements Istio with the robust features of Google Cloud's Cloud's Apigee API management platform, Apigee Edge, by extending API management natively into the microservices stack Istio & Kubernetes 在Google： Knative Knative Serving builds on Kubernetes and Istio to

基于go-kit构建易拆分的单体应⽤ 03 总结 04 微服务架构的困境与突破 第⼀部分 微服务架构的困境与突破 01 Monolith to Microservices To move from Monolithic to Microservices more easily，what should we consider ? (2) Business Logic+Data Interface Go-kit Instruction https://github.com/go-kit/kit Go-kit is a programming toolkit for building microservices (or elegant monoliths) in Go. Architecture and design : It is not an MVC framework. Instead, Go-kit

Cloud-Optimized PaaS Cloud-Native PaaS for microservices and serverless Cloud Infrastructure-Ready VMs Managed services Azure PaaS for containerized microservices + Serverless computing + Managed services

September 24, 2022 Shanghai, China Cloud Native Application Networking Secure, Observe and manage microservices Outline ● Background ● Enterprise Service Mesh: Tetrate Service Bridge ● Tetrate OSS Projects aware network Cloud!=Cloud Native Bare metal VMs Kubernetes VMs ● Monolith was decoupled to Microservices ● External and internal traffic starts to look less and less different from the perspective