knot: rewrite role

roles/knot/tasks/main.yaml

@@ -0,0 +1,40 @@
+---
+- name: Make sure handlers are flushed immediately
+  meta: flush_handlers
+
+- name: Load a variable file based on the OS type
+  include_vars: "{{ lookup('first_found', params) }}"
+  vars:
+    params:
+      files:
+        - "{{ ansible_facts['distribution'] }}-{{ ansible_facts['distribution_major_version'] }}.yaml"
+        - "{{ ansible_facts['distribution'] }}-{{ ansible_facts['distribution_version'] }}.yaml"
+        - "{{ ansible_facts['os_family'] }}-{{ ansible_facts['distribution_major_version'] }}.yaml"
+        - "{{ ansible_facts['os_family'] }}-{{ ansible_facts['distribution_version'] }}.yaml"
+        - "{{ ansible_facts['distribution'] }}.yaml"
+        - "{{ ansible_facts['os_family'] }}.yaml"
+        - main.yaml
+      paths:
+        - "vars"
+  tags: knot_vars
+
+- name: Include knot install for {{ ansible_distribution }}
+  include_tasks: "{{ ansible_facts['os_family'] }}.yaml"
+
+- name: Configure knot
+  copy: 
+    content: "{{ knot_conf }}"
+    dest: /etc/knot/knot.conf
+    mode: 0640
+    owner: "root"
+    group: "knot"
+    validate: "knotc -c %s conf-check"
+  notify: Restart knot
+
+- name: Enable and start knot
+  systemd: 
+    name: "knot"
+    enabled: true
+    state: started
+    masked: false
+    daemon_reload: true