Add Headless Service for agones-allocator

googleforgames · Dec 1, 2023 · 0e2ea03 · 0e2ea03
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commit 0e2ea03
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diff --git a/install/helm/agones/templates/service/allocation.yaml b/install/helm/agones/templates/service/allocation.yaml
@@ -72,6 +72,9 @@ spec:
       protocol: TCP
 {{- end }}
   type: {{ .Values.agones.allocator.service.serviceType }}
+{{- if and (eq .Values.agones.allocator.service.serviceType "ClusterIP") (.Values.agones.allocator.service.headless) }}
+  clusterIP: None
+{{- end }}
 {{- if $useLoadBalancerIP }}
   loadBalancerIP: {{ .Values.agones.allocator.service.loadBalancerIP }}
 {{- end }}

diff --git a/install/helm/agones/values.yaml b/install/helm/agones/values.yaml
@@ -212,6 +212,7 @@ agones:
     service:
       name: agones-allocator
       serviceType: LoadBalancer
+      headless: false
       loadBalancerIP: ""
       loadBalancerSourceRanges: []
       annotations: {}

diff --git a/site/content/en/docs/Installation/Install Agones/helm.md b/site/content/en/docs/Installation/Install Agones/helm.md
@@ -234,6 +234,7 @@ The following tables lists the configurable parameters of the Agones chart and t
 | `agones.allocator.replicas`                              | The number of replicas to run in the deployment                                                                                                                                                                                                                                                                  | `3`                                       |
 | `agones.allocator.service.name`                          | Service name for the allocator                                                                                                                                                                                                                                                                                   | `agones-allocator`                        |
 | `agones.allocator.service.serviceType`                   | The [Service Type][service] of the HTTP Service                                                                                                                                                                                                                                                                  | `LoadBalancer`                            |
+| `agones.allocator.service.headless`                      | If the ServiceType is set to "ClusterIP" and "true", the [Service Type][service] is the [Headless Service][headless-service] for allocator                                                                                                                                                                       | `false`                                   |
 | `agones.allocator.service.http.appProtocol`                 | The `appProtocol` to set on the Service for the http allocation port. If left blank, no value is set.                                                                                                                                                                                                    | ``                             |
 | `agones.allocator.service.http.nodePort`                 | If the ServiceType is set to "NodePort",  this is the NodePort that the allocator http service is exposed on.                                                                                                                                                                                                    | `30000-32767`                             |
 | `agones.allocator.service.loadBalancerIP`                | The [Load Balancer IP][loadBalancer] of the Agones allocator load balancer. Only works if the Kubernetes provider supports this option.                                                                                                                                                                          | \`\`                                      |
@@ -391,6 +392,7 @@ The following tables lists the configurable parameters of the Agones chart and t
 [memory-constraints]: https://kubernetes.io/docs/tasks/administer-cluster/manage-resources/memory-constraint-namespace/
 [ping]: {{< ref "/docs/Guides/ping-service.md" >}}
 [service]: https://kubernetes.io/docs/concepts/services-networking/service/
+[headless-service]: https://kubernetes.io/docs/concepts/services-networking/service/#headless-services
 [allocator]: {{< ref "/docs/advanced/allocator-service.md" >}}
 [loadBalancer]: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer
 [annotations]: https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/