allow setting additional loopback addresses

templates/frr.conf.j2

@@ -19,6 +19,12 @@ interface lo
 {%  if frrlite_loopback_ip6|default(False) %}
  ipv6 address {{ frrlite_loopback_ip6 }}
 {%  endif %}
+{%  for ip in frrlite_extra_loopback_ip4s|default([]) %}
+ ip address {{ ip }}
+{%  endfor %}
+{%  for ip in frrlite_extra_loopback_ip6s|default([]) %}
+ ipv6 address {{ ip }}
+{%  endfor %}
 !
 {% endif %}