Add Hosts to each others /etc/hosts file

coreos-config/plays/vpn.yaml

@@ -47,6 +47,14 @@
       ansible.builtin.systemd:
         name: wg-quick@wg_infra
         enabled: true
+    - name: Setup /etc/hosts
+      ansible.builtin.lineinfile:
+        path: /etc/hosts
+        regexp: "^{{ item }}\\s"
+        line: "{{ hostvars[item]['wg_addr'] | mandatory }} {{ item }}"
+        state: present
+      loop: "{{ nodes }}"
+      when: item != inventory_hostname
 
   handlers:
     - name: Restart wireguard