Add helm and istio instruction

README.md

@@ -5,7 +5,7 @@ NOTE:
 * The master branch is tested with Docker for Mac/Windows 18.06 (with Kubernetes 1.10.3). If you want to use Docker for Mac/Windows 18.03, please use the 18.03 branch ```git checkout 18.03```
 * If you run on Windows, please execute following commands in Bash shell
 
-Install Docker for Mac or Windows
+### Enable Kubernetes on Docker for Mac or Windows
 
 Config registry mirror for Docker daemon with ```https://registry.docker-cn.com```
 
@@ -61,3 +61,62 @@ Access dashboard
 http://localhost:8001/api/v1/namespaces/kube-system/services/https:kubernetes-dashboard:/proxy/#!/overview?namespace=default
 ```
 
+### Install Helm
+
+Install helm client following the instruction on https://github.com/helm/helm/blob/master/docs/install.md
+
+```
+# Use homebrew on Mac
+brew install kubernetes-helm
+
+# Install Tiller into your Kubernetes cluster
+helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.9.1
+
+# update charts repo
+helm repo update
+```
+
+### Install Istio
+
+More details can be found in https://istio.io/docs/setup/kubernetes/
+
+Download Istio 1.0.0 and install CLI
+
+```
+curl -L https://git.io/getLatestIstio | sh -
+cd istio-1.0.0/
+export PATH=$PWD/bin:$PATH
+```
+
+Install Istio with Helm chart
+
+```
+kubectl apply -f install/kubernetes/helm/istio/templates/crds.yaml
+helm install install/kubernetes/helm/istio --name istio --namespace istio-system
+helm status istio
+```
+
+Enable automatic sidecar injection for ```default``` namespace
+
+```
+kubectl label namespace default istio-injection=enabled
+kubectl get namespace -L istio-injection
+```
+
+Install Book Info sample
+
+```
+kubectl apply -f samples/bookinfo/platform/kube/bookinfo.yaml
+
+# confirm application is running
+export GATEWAY_URL=localhost:80
+curl -o /dev/null -s -w "%{http_code}\n" http://${GATEWAY_URL}/productpage
+```
+
+Delete Istio
+
+```
+helm del --purge istio
+```
+
+