refactor: unify inconsistent variables in apiserver endpoint (#13392)

roles/kubernetes/client/tasks/main.yml

@@ -1,25 +1,4 @@
 ---
-- name: Set external kube-apiserver endpoint
-  set_fact:
-    # noqa: jinja[spacing]
-    external_apiserver_address: >-
-      {%- if loadbalancer_apiserver is defined and loadbalancer_apiserver.address is defined -%}
-      {{ loadbalancer_apiserver.address }}
-      {%- elif kubeconfig_localhost_ansible_host is defined and kubeconfig_localhost_ansible_host -%}
-      {{ hostvars[groups['kube_control_plane'][0]].ansible_host }}
-      {%- else -%}
-      {{ kube_apiserver_access_address }}
-      {%- endif -%}
-    # noqa: jinja[spacing]
-    external_apiserver_port: >-
-      {%- if loadbalancer_apiserver is defined and loadbalancer_apiserver.address is defined and loadbalancer_apiserver.port is defined -%}
-      {{ loadbalancer_apiserver.port | default(kube_apiserver_port) }}
-      {%- else -%}
-      {{ kube_apiserver_port }}
-      {%- endif -%}
-  tags:
-    - facts
-
 - name: Create kube config dir for current/ansible become user
   file:
     path: "{{ ansible_env.HOME | default('/root') }}/.kube"
@@ -47,8 +26,8 @@
 
 - name: Wait for k8s apiserver
   wait_for:
-    host: "{{ kube_apiserver_access_address }}"
-    port: "{{ kube_apiserver_port }}"
+    host: "{{ _kube_apiserver_local_endpoint | urlsplit('hostname') }}"
+    port: "{{ _kube_apiserver_local_endpoint | urlsplit('port') | default(kube_apiserver_port, true) }}"
     timeout: 180
 
 - name: Create kubeconfig localhost artifacts
@@ -73,9 +52,13 @@
       vars:
         admin_kubeconfig: "{{ kubeadm_admin_kubeconfig.stdout | from_yaml }}"
         context: "kubernetes-admin-{{ cluster_name }}@{{ cluster_name }}"
+        client_kubeconfig_endpoint: >-
+          {{ ('https://' ~ (hostvars[groups['kube_control_plane'][0]].ansible_host | ansible.utils.ipwrap) ~ ':' ~ kube_apiserver_port)
+             if (kubeconfig_localhost_ansible_host | default(false) and kube_apiserver_endpoint is not defined)
+             else _kube_apiserver_endpoint }}
         override:
           clusters:
-            - "{{ admin_kubeconfig['clusters'][0] | combine({'name': cluster_name, 'cluster': admin_kubeconfig['clusters'][0]['cluster'] | combine({'server': 'https://' + (external_apiserver_address | string  | ansible.utils.ipwrap) + ':' + (external_apiserver_port | string)})}, recursive=true) }}"
+            - "{{ admin_kubeconfig['clusters'][0] | combine({'name': cluster_name, 'cluster': admin_kubeconfig['clusters'][0]['cluster'] | combine({'server': client_kubeconfig_endpoint})}, recursive=true) }}"
           contexts:
             - "{{ admin_kubeconfig['contexts'][0] | combine({'name': context, 'context': admin_kubeconfig['contexts'][0]['context'] | combine({'cluster': cluster_name})}, recursive=true) }}"
           current-context: "{{ context }}"