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serving/setting-up-ingress-static-ip.md
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@ -8,26 +8,21 @@ external IP address of the "knative-ingressgateway" service under the
gateway, you just need to set the external IP address of the gateway, you just need to set the external IP address of the
"knative-ingressgateway" service to the static IP you need. "knative-ingressgateway" service to the static IP you need.
Platforms:
* [Google Kubernetes Engine](#google-kubernetes-engine--gke-)
## Prerequisites ## Prerequisites
### Prerequisite 1: Reserve a static IP ### Prerequisite 1: Reserve a static IP
#### Knative on GKE #### Google Kubernetes Engine (GKE)
If you are running Knative cluster on GKE, you can follow the [instructions](https://cloud.google.com/compute/docs/ip-addresses/reserve-static-external-ip-address#reserve_new_static) to reserve a REGIONAL If you are running Knative cluster on GKE, you can follow the [instructions](https://cloud.google.com/compute/docs/ip-addresses/reserve-static-external-ip-address#reserve_new_static) to reserve a REGIONAL
IP address. The region of the IP address should be the region your Knative IP address. The region of the IP address should be the region your Knative
cluster is running in (e.g. us-east1, us-central1, etc.). cluster is running in (e.g. us-east1, us-central1, etc.).
TODO: add documentation on reserving static IP in other cloud platforms.
### Prerequisite 2: Deploy Istio And Knative Serving
Follow the [instructions](https://github.com/knative/serving/blob/master/DEVELOPMENT.md)
to deploy Istio and Knative Serving into your cluster.
Once you reach this point, you can start to set up static IP for Knative
gateway.
## Set Up Static IP for Knative Gateway ## Set Up Static IP for Knative Gateway
### Step 1: Update external IP of "knative-ingressgateway" service ### Step 1: Update external IP of "knative-ingressgateway" service
@ -35,7 +30,8 @@ gateway.
Run following command to reset the external IP for the Run following command to reset the external IP for the
"knative-ingressgateway" service to the static IP you reserved. "knative-ingressgateway" service to the static IP you reserved.
```shell ```shell
kubectl patch svc knative-ingressgateway -n istio-system --patch '{"spec": { "loadBalancerIP": "<your-reserved-static-ip>" }}' kubectl patch svc knative-ingressgateway -n istio-system \
--patch '{"spec": { "loadBalancerIP": "<your-reserved-static-ip>" }}'
``` ```
### Step 2: Verify static IP address of knative-ingressgateway service ### Step 2: Verify static IP address of knative-ingressgateway service