Summary

In this chapter, we introduced you to the service mesh world, using the popular open-source project Istio. In the first section of the chapter, we explained some of the advantages of using a service mesh, which included security and observability for mesh services.

The second section of the chapter detailed the installation of Istio and the different installation profiles that are available. We deployed Istio into our KinD clusters and we also removed NGNIX to free up ports 80 and 443 to be used by Istio's ingress gateway. This section also included the objects that are added to a cluster once you deploy Istio. We covered the most common objects using example manifests that reinforce how to use each object in your own deployments.

To close out the chapter, we detailed how to install Kiali, Prometheus, and Jaeger to provide powerful observability in our service mesh. We also explained how to use Kiali to look into an application in the mesh to view the application...