To install Istio on Amazon EKS (Elastic Kubernetes Service)

Category : Kubernetes | Sub Category : Kubernetes With Java | By Prasad Bonam Last updated: 2023-11-21 14:05:17 Viewed : 224

To install Istio on Amazon EKS (Elastic Kubernetes Service), you can follow the official Istio documentation. The following steps provide a general guide, but it is recommended to check the official Istio documentation for the most up-to-date instructions:

Prerequisites:

1. Amazon EKS Cluster:

   • Create an Amazon EKS cluster and configure kubectl to connect to the cluster.

2. Helm:

   • Install Helm on your local machine. Helm is a package manager for Kubernetes.

Steps to Install Istio on Amazon EKS:

1. Download Istio:

• Download the Istio release by visiting the Istio releases page. Choose the version that suits your needs.

• Extract the downloaded file:

  bashCopy code
  tar -zxvf istio-<version>.tar.gz
  

• Change into the Istio directory:

  bashCopy code
  cd istio-<version>
  

2. Install Istio with Helm:

• Install Istio using Helm. This involves deploying Istio components to your EKS cluster.

  bashCopy code
  helm install istio-base manifests/charts/base -n istio-system
  helm install istiod manifests/charts/istio-control/istio-discovery -n istio-system
  

3. Install Istio Addons:

• Optionally, you can install Istio addons like Prometheus, Grafana, Jaeger, and Kiali. These provide observability and monitoring features.

  bashCopy code
  helm install prometheus manifests/charts/prometheus -n istio-system
  helm install grafana manifests/charts/grafana -n istio-system
  helm install jaeger manifests/charts/jaeger -n istio-system
  helm install kiali manifests/charts/kiali -n istio-system
  

4. Verify Installation:

• Check that all Istio components are running:

  bashCopy code
  kubectl get pods -n istio-system
  

• Ensure the Istio Ingress Gateway is deployed:

  bashCopy code
  kubectl get svc -n istio-system
  

5. Deploy Sample Application:

• Deploy a sample application to test Istio features:

  bashCopy code
  kubectl apply -f samples/bookinfo/platform/kube/bookinfo.yaml
  

• Verify that the application is running:

  bashCopy code
  kubectl get pods
  

6. Access the Sample Application:

• Retrieve the external IP of the Istio Ingress Gateway:

  bashCopy code
  kubectl get svc -n istio-system istio-ingressgateway
  

• Access the sample application using the external IP.

7. Explore Istio Dashboard (Optional):

• If you installed Kiali, access the Kiali dashboard to visualize the service mesh:

  bashCopy code
  kubectl port-forward -n istio-system svc/kiali 20001:20001
  

  Open your browser and navigate to http://localhost:20001.

Cleanup (Optional):

• To uninstall Istio, you can use Helm:

  bashCopy code
  helm uninstall -n istio-system istio-base
  helm uninstall -n istio-system istiod
  helm uninstall -n istio-system prometheus
  helm uninstall -n istio-system grafana
  helm uninstall -n istio-system jaeger
  helm uninstall -n istio-system kiali
  

Note:

• The above instructions assume you have Helm installed locally, and Helm Tiller is deployed in your cluster. If Helm Tiller is not installed, you may need to initialize it using helm init before installing Istio.

• Verify the Istio documentation for any changes or updates to the installation process:

  Istio Installation Guide