Permit custom names for API server lb/proxy containers. (#10166)

Signed-off-by: Pat Riehecky <riehecky@fnal.gov>

roles/kubernetes/node/defaults/main.yml

@@ -92,6 +92,7 @@ loadbalancer_apiserver_memory_requests: 32M
 loadbalancer_apiserver_cpu_requests: 25m
 
 loadbalancer_apiserver_keepalive_timeout: 5m
+loadbalancer_apiserver_pod_name: "{% if loadbalancer_apiserver_type == 'nginx' %}nginx-proxy{% else %}haproxy{% endif %}"
 
 # Uncomment if you need to enable deprecated runtimes
 # kube_api_runtime_config:

roles/kubernetes/node/templates/manifests/haproxy.manifest.j2

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: Pod
 metadata:
-  name: haproxy
+  name: {{ loadbalancer_apiserver_pod_name }}
   namespace: kube-system
   labels:
     addonmanager.kubernetes.io/mode: Reconcile

roles/kubernetes/node/templates/manifests/nginx-proxy.manifest.j2

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: Pod
 metadata:
-  name: nginx-proxy
+  name: {{ loadbalancer_apiserver_pod_name }}
   namespace: kube-system
   labels:
     addonmanager.kubernetes.io/mode: Reconcile