feat(node): ability to configure node taints

!13 nofusscomputing/infrastructure/configuration-management/project-production!9 nofusscomputing/infrastructure/configuration-management/inventory-production!7

defaults/main.yml

@@ -113,3 +113,13 @@ k3s:
 #    groups_claim: roles                                    # Mandatory, String. Claim name containing groups
 #    groups_prefix: ''                                      # Optional, String. string to append to groups
 
+#     hosts: 
+
+#       my-host-name:
+#         labels:
+#           mylabel: myvalue
+
+#         taints:
+#           - effect: NoSchedule
+#             key: taintkey
+#             value: taintvalue

docs/projects/ansible/roles/kubernetes/index.md

@@ -29,6 +29,8 @@ This role deploys a K3s cluster. In addition it has the following features:
 
     - Node Labels
 
+    - Node Taints
+
     - Service Load Balancer Namespace
 
 - _[ToDo-#3](https://gitlab.com/nofusscomputing/projects/ansible/kubernetes/-/issues/3)_ Encryption between nodes (Wireguard)

tasks/k3s/configure.yaml

@@ -42,15 +42,21 @@
       kind: Node
       metadata:
         name: "{{ inventory_hostname }}"
+        {% if kubernetes_config.hosts[inventory_hostname].labels | default([]) | list | length > 0 -%}
         labels:
-          {{ item | to_nice_yaml | indent(4) }}
+          {{ kubernetes_config.hosts[inventory_hostname].labels | to_nice_yaml | indent(4) }}
+        {%- endif +%}
+      {% if kubernetes_config.hosts[inventory_hostname].taints | default([]) | list | length > 0 -%}
+      spec:
+        taints:
+          {{ kubernetes_config.hosts[inventory_hostname].taints | to_nice_yaml(indent=0) | indent(4) }}
+      {% endif %}
     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 )
+    kubernetes_config.hosts[inventory_hostname].labels | default([]) | list | length > 0
+      or
+    kubernetes_config.hosts[inventory_hostname].taints | default([]) | list | length > 0