Gets the gateway url, works with minikube or remote (such as AWS EKS)

istio_gateway_env.sh

#!/usr/bin/env bash

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

if [[ "${INGRESS_HOST}" == "" ]]; then
  # assume minikube
  INGRESS_HOST=$(minikube ip)
  INGRESS_PORT=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="http2")].nodePort}')
else
  INGRESS_PORT=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="http2")].port}')
fi

#SECURE_INGRESS_PORT=$(kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="https")].nodePort}')

echo export INGRESS_HOST=$INGRESS_HOST
echo export INGRESS_PORT=$INGRESS_PORT
# echo export SECURE_INGRESS_POR=$SECURE_INGRESS_PORT

if [[ "${INGRESS_PORT}" != "80" ]]; then
  echo export GATEWAY_URL=http://$INGRESS_HOST:$INGRESS_PORT
else
  echo export GATEWAY_URL=http://$INGRESS_HOST
fi

# echo export SECURE_GATEWAY_URL=https://$INGRESS_HOST:$SECURE_INGRESS_PORT

# Run this command to configure your shell:
# eval $(./gateway-env)