refactor(node_labels): removed from config.yaml and set to be a manifest on prime node

this also removes the restriction of not being able to set `node-role` label.

!10 nofusscomputing/infrastructure/configuration-management/project-production!4

tasks/k3s/configure.yaml

@@ -33,3 +33,24 @@
       - src: iptables-kubernetes.rules.j2
         dest: "/etc/iptables.rules.d/iptables-kubernetes.rules"
         notify: firewall_reloader
+
+
+- name: Add Kubernetes Node Labels
+  ansible.builtin.copy:
+    content: |-
+      apiVersion: v1
+      kind: Node
+      metadata:
+        name: "{{ inventory_hostname }}"
+        labels:
+          {{ item | to_nice_yaml | indent(4) }}
+    dest: /var/lib/rancher/k3s/server/manifests/node-manifest-{{ inventory_hostname }}.yaml
+    owner: root
+    group: root
+    mode: '700'
+  delegate_to: "{{ kubernetes_config.cluster.prime.name }}"
+  with_items:
+    - "{{ kubernetes_config.hosts[inventory_hostname].labels }}"
+  when:
+    - ( kubernetes_config.hosts[inventory_hostname].labels is defined and
+      kubernetes_config.hosts[inventory_hostname].labels|default('')|length > 0 )

templates/k3s-config.yaml.j2

@@ -20,6 +20,7 @@ cluster-init: true
 disable-network-policy: true
 disable:
   - traefik
+  - metrics-server
 etcd-snapshot-retention: {{ kubernetes_etcd_snapshot_retention | int }}
 etcd-snapshot-schedule-cron: "{{ kubernetes_etcd_snapshot_cron_schedule }}"
 flannel-backend: none
@@ -41,17 +42,6 @@ kubelet-arg:
   - system-reserved=cpu={{ kubelet_arg_system_reserved_cpu }},memory={{ kubelet_arg_system_reserved_memory }},ephemeral-storage={{ kubelet_arg_system_reserved_storage }}
 {% if host_external_ip | default('') %}node-external-ip: "{{ host_external_ip }}"{% endif %}
 
-{% if 
-  kubernetes_config.hosts[inventory_hostname].labels is defined
-    and
-  kubernetes_config.hosts[inventory_hostname].labels | default([]) | list | length > 0
--%}
-node-label: {%- for node_label in kubernetes_config.hosts[inventory_hostname].labels | dict2items +%}
-  - {{ node_label.key }}={{ node_label.value }}
-
-{%- endfor %}
-{%- endif %}
-
 {% if not Kubernetes_Prime | default(false) | bool -%}
 server: https://{{ hostvars[kubernetes_config.cluster.prime.name].ansible_host }}:6443
 {%- endif %}