ansible/host_vars/vm3/vpn.yml

---
vpn_interfaces:
  wg0:
    ip: "{{ interfaces.wg0.ipv4 }}"
    private_key: "{{ vpn_vault_vm3_key }}"
    public_key: "Cj3HAjXXr9DcmJoOkQkHvLWujZm8h6tBt2d54g0pqEg="
    keepalive: true
    peers:
    - endpoint: "{{ hostvars['hindley'].interfaces.enp2s0.ipv4 }}"
      public_key: "{{ hostvars['hindley'].vpn_interfaces.wg0.public_key }}"
      allowed_ips: 
        - "{{ hostvars['hindley'].vpn_interfaces.wg0.ip }}/{{ interfaces.wg0.netmaskv4 }}"
      comment: "hindley"