feat: Create role

tasks/configuration.yml

@@ -0,0 +1,20 @@
+---
+# tasks file for nftables
+
+- name: Build rules list
+  ansible.builtin.set_fact:
+    nftables_rules: "{{ nftables_rules + specific }}"
+  when: specific | length > 0
+  loop: "{{ lookup('ansible.builtin.varnames', '^nftables_rules_.+', wantlist=True) }}"
+  vars:
+    specific: "{{ lookup('ansible.builtin.vars', item, default='') }}"
+
+- name: Deploy configuration file
+  ansible.builtin.template:
+    src: "{{ nftables_conf_template }}"
+    dest: "{{ nftables_conf_path }}"
+    owner: root
+    group: root
+    mode: u=rw,g=,o=
+  become: true
+  notify: Restart nftables.service

tasks/installation.yml

@@ -0,0 +1,8 @@
+---
+# tasks file for nftables
+
+- name: Install nftables
+  ansible.builtin.apt:
+    state: present
+    name: nftables
+  when: ansible_facts['pkg_mgr'] == "apt"

tasks/main.yml

@@ -0,0 +1,10 @@
+---
+# tasks file for nftables
+
+- name: Include installation tasks
+  ansible.builtin.include_tasks:
+    file: installation.yml
+
+- name: Import configuration tasks
+  ansible.builtin.import_tasks:
+    file: configuration.yml