Installation of Istio + Addons on GCP

01-create-cluster.sh

export PROJECT_ID=`gcloud config get-value project` && \
export M_TYPE=n1-standard-2 && \
export ZONE=us-west2-a && \
export CLUSTER_NAME=${PROJECT_ID}-${RANDOM} && \
gcloud services enable container.googleapis.com && \
gcloud container clusters create $CLUSTER_NAME \
--cluster-version latest \
--machine-type=$M_TYPE \
--num-nodes 4 \
--zone $ZONE \
--project $PROJECT_ID

02-install-istio-demo.sh

cd $ISTIO_HOME
istioctl install --set profile=demo -y
kubectl label namespace default istio-injection=enabled
kubectl apply -f ${ISTIO_HOME}/samples/bookinfo/platform/kube/bookinfo.yaml

while [[ $(kubectl get pods -l app=ratings -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]
do 
	echo "waiting for ratings pod"
	kubectl get pods
	sleep 60
done

kubectl exec "$(kubectl get pod -l app=ratings -o jsonpath='{.items[0].metadata.name}')" -c ratings -- curl -sS productpage:9080/productpage | grep -o "<title>.*</title>"

03-config-ingress.sh

cd $ISTIO_HOME
kubectl apply -f ${ISTIO_HOME}/samples/bookinfo/networking/bookinfo-gateway.yaml

export INGRESS_HOST=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.status.loadBalancer.ingress[0].ip}')

echo "Update your local DNS with the public Ingress IP"
echo "sudo vi /etc/hosts"
echo "${INGRESS_HOST} bookinfo.istio-cluster.org"
echo "${INGRESS_HOST} kiali.istio-cluster.org"
echo "${INGRESS_HOST} grafana.istio-cluster.org"
echo "${INGRESS_HOST} tracing.istio-cluster.org"
echo "${INGRESS_HOST} control.travel-control.istio-cluster.org"

echo "Open http://bookinfo.istio-cluster.org/productpage"

04-install-istio-addons.sh

cd $ISTIO_HOME
kubectl apply -f ${ISTIO_HOME}/samples/addons

export INGRESS_DOMAIN="istio-cluster.org"

cat <<EOF | kubectl apply -f -
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: kiali-gateway
  namespace: istio-system
spec:
  selector:
    istio: ingressgateway
  servers:
  - port:
      number: 80
      name: http-kiali
      protocol: HTTP
    hosts:
    - "kiali.${INGRESS_DOMAIN}"
---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: kiali-vs
  namespace: istio-system
spec:
  hosts:
  - "kiali.${INGRESS_DOMAIN}"
  gateways:
  - kiali-gateway
  http:
  - route:
    - destination:
        host: kiali
        port:
          number: 20001
---
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: kiali
  namespace: istio-system
spec:
  host: kiali
  trafficPolicy:
    tls:
      mode: DISABLE
---
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: grafana-gateway
  namespace: istio-system
spec:
  selector:
    istio: ingressgateway
  servers:
  - port:
      number: 80
      name: http-grafana
      protocol: HTTP
    hosts:
    - "grafana.${INGRESS_DOMAIN}"
---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: grafana-vs
  namespace: istio-system
spec:
  hosts:
  - "grafana.${INGRESS_DOMAIN}"
  gateways:
  - grafana-gateway
  http:
  - route:
    - destination:
        host: grafana
        port:
          number: 3000
---
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: grafana
  namespace: istio-system
spec:
  host: grafana
  trafficPolicy:
    tls:
      mode: DISABLE
---
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: tracing-gateway
  namespace: istio-system
spec:
  selector:
    istio: ingressgateway
  servers:
  - port:
      number: 80
      name: http-tracing
      protocol: HTTP
    hosts:
    - "tracing.${INGRESS_DOMAIN}"
---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: tracing-vs
  namespace: istio-system
spec:
  hosts:
  - "tracing.${INGRESS_DOMAIN}"
  gateways:
  - tracing-gateway
  http:
  - route:
    - destination:
        host: tracing
        port:
          number: 80
---
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: tracing
  namespace: istio-system
spec:
  host: tracing
  trafficPolicy:
    tls:
      mode: DISABLE
---
EOF

while [[ $(kubectl get pods -l app=kiali -n istio-system -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]
do
        echo "waiting for kiali pod"
        kubectl get pods -n istio-system
        sleep 60
done

echo "Open http://kiali.istio-cluster.org"
echo "Open http://grafana.istio-cluster.org"
echo "Open http://tracing.istio-cluster.org"

11-deploy-travels-demo.sh

kubectl create namespace travel-agency
kubectl create namespace travel-portal
kubectl create namespace travel-control

kubectl label namespace travel-agency istio-injection=enabled
kubectl label namespace travel-portal istio-injection=enabled

kubectl apply -f <(curl -L https://raw.githubusercontent.com/kiali/demos/master/travels/travel_agency.yaml) -n travel-agency
kubectl apply -f <(curl -L https://raw.githubusercontent.com/kiali/demos/master/travels/travel_portal.yaml) -n travel-portal
kubectl apply -f <(curl -L https://raw.githubusercontent.com/kiali/demos/master/travels/travel_control.yaml) -n travel-control

while [[ $(kubectl get pods -l app=control -n travel-control -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]
do
        echo "waiting for control pod"
        kubectl get pods -n travel-control
        sleep 15
done

while [[ $(kubectl get pods -l app=voyages -n travel-portal -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]
do
        echo "waiting for voyages pod"
        kubectl get pods -n travel-portal
        sleep 15
done

while [[ $(kubectl get pods -l app=mysqldb -n travel-agency -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]
do
        echo "waiting for mysqldb pod"
        kubectl get pods -n travel-agency
        sleep 15
done