{{- if ne $gateway.injectionTemplate "" }}
{{/* This provides a minimal gateway, ready to be injected.
     Any settings from values.gateways should be here - these are options specific to the gateway.
     Global settings, like the image, various env vars and volumes, etc will be injected.
     The normal Deployment is not suitable for this, as the original pod spec will override the injection template. */}}
apiVersion: apps/v1
kind: Deployment
metadata:

{{- if ne $gateway.injectionTemplate "" }}
{{/* This provides a minimal gateway, ready to be injected.
     Any settings from values.gateways should be here - these are options specific to the gateway.
     Global settings, like the image, various env vars and volumes, etc will be injected.
     The normal Deployment is not suitable for this, as the original pod spec will override the injection template. */}}
apiVersion: apps/v1
kind: Deployment
metadata:

selector label foo: bar # Add the existing custom selector label ``` #### Migrating an existing Helm release An existing helm release can be `helm upgrade`d to this chart by using the same release name. For example, if a previous installation was done like: ```console helm install istio-ingress manifests/charts/gateways/istio-ingress -n istio-system ``` It could be upgraded with ```console helm upgrade istio-ingress manifests/charts/gateway -n istio-system --set name=istio-ingressgateway --set label...