feat: Merge rules and tables in one file

tasks/configuration.yml

@@ -33,10 +33,8 @@
     group: root
     mode: u=rw,g=,o=
     src: "{{ role_path }}/templates/rules.conf.j2"
-    dest: "/srv/nftables/rules_{{ item.filename }}.conf"
-  loop: "{{ nftables_rules }}"
-  loop_control:
-    label: "{{ item.filename }}"
+    dest: "/srv/nftables/rules.conf"
+  when: nftables_rules | length > 0 
   become: true
   notify: Redémarrer nftables.service
 
@@ -45,10 +43,8 @@
     owner: root
     group: root
     mode: u=rw,g=,o=
-    src: "{{ role_path }}/templates/tables.conf.j2"
-    dest: "/srv/nftables/tables_{{ item.filename }}.conf"
-  loop: "{{ nftables_tables }}"
-  loop_control:
-    label: "{{ item.filename }}"
+    src: tables.conf.j2
+    dest: /srv/nftables/tables.conf
+  when: nftables_tables | length > 0
   become: true
   notify: Redémarrer nftables.service

tasks/installation.yml

@@ -12,6 +12,9 @@
     owner: root
     group: root
     mode: u=rwx,g=rx,o=rx
-    state: directory
+    state: "{{ item }}"
     path: /srv/nftables
   become: true
+  loop:
+    - absent
+    - directory

templates/nftables.conf.j2

@@ -16,8 +16,8 @@ table inet filter {
     # accept neighbour discovery otherwise IPv6 connectivity breaks.
     ip6 nexthdr icmpv6 icmpv6 type {nd-neighbor-solicit,  nd-router-advert, nd-neighbor-advert} accept
 
-    # include specifics rules
-    include "/srv/nftables/rules_*.conf"
+    # include specific rules
+    include "/srv/nftables/rules.conf"
 
     # count and drop any other traffic
     counter drop

templates/rules.conf.j2

@@ -1,5 +1,6 @@
 # {{ ansible_managed }}
+{% for item in nftables_rules %}
 
-{% for rule in item.rules %}
-{{ rule }}
+# {{ item.comment }}
+{{ item.rules | join('\n') }}
 {% endfor %}