netplan_loopback

roles/.ansible-lint-ignore

@@ -0,0 +1,2 @@
+certbot_rfc2136/tasks/main.yml no-changed-when
+netplan_loopback/tasks/main.yml no-changed-when

roles/netplan_loopback/tasks/main.yml

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+- name: Fail if netplan_loopback_ips is not provided
+  ansible.builtin.fail:
+    msg: The variable netplan_loopback_ips was not provided
+  when: not ((netplan_loopback_ips is defined) and (netplan_loopback_ips|length > 0))
+
+- name: Setup IPs on lo interface
+  ansible.builtin.template:
+    src: netplan_loopback.yaml.j2
+    dest: /etc/netplan/lo.yaml
+    mode: "600"
+
+- name: Netplan apply
+  ansible.builtin.command:
+    cmd: "netplan apply"

roles/netplan_loopback/templates/netplan_loopback.yaml.j2

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+network:
+  version: 2
+  renderer: networkd
+  ethernets:
+    lo:
+      dhcp4: no
+      dhcp6: no
+      addresses:
+{% for ip in netplan_loopback_ips.split(';') %}
+        - {{ ip }}/32
+{% endfor %}