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Istio Gateway Host and Port discovery (minikube or cluster)
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| #!/usr/bin/env bash | |
| # Usage: | |
| # eval $(bash ./gateway-env.sh) | |
| # Author: [email protected] | |
| INGRESS_HOST=$(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 | |
| echo export INGRESS_HOST=$INGRESS_HOST | |
| echo export INGRESS_PORT=$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 | |
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Wrote this to find the ISTIO gateway url, whether it is minikube or a kubernetes cluster.