Setting up Istio

setup-istio.sh

#!/usr/bin/env bash
set -e

# Get the distribution
mkdir istio
cd istio
curl -L https://istio.io/downloadIstio | sh -
cd istio-1.8.0

# Create a namespace for Istio
kubectl create namespace istio-system

# Use Helm to install Istio
helm install --namespace istio-system istio-base \
  manifests/charts/base \
  --set global.jwtPolicy=first-party-jwt 

helm install --namespace istio-system istiod \
  manifests/charts/istio-control/istio-discovery \
  --set global.hub="docker.io/istio" \
  --set global.tag="1.8.0" \
  --set global.jwtPolicy=first-party-jwt

# Now get the key addons
kubectl apply -f samples/addons/prometheus.yaml
kubectl apply -f samples/addons/kiali.yaml
kubectl apply -f samples/addons/grafana.yaml

# And set up automatic sidecar injection
kubectl label namespace default istio-injection=enabled