微服务架构下Deloyment最佳方式探讨

背景

服务的升级和重构上线，跟服务如何平滑的部署、流量迁移有着密不可分的关系。

参考

Flagger
Flagger is a Kubernetes operator that automates the promotion of canary deployments using Istio, Linkerd, App Mesh, Nginx, Contour or Gloo routing for traffic shifting and prometheus metrics for canary analysis.