site/profiles/lib/facter/country.rb

@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+# set country based on the subnet
+
+Facter.add('country') do
+  setcode do
+    # use facts['networking']['ip']to find the promary IP address
+    ip = Facter.value(:networking)['ip']
+
+    # subnet to region mapping
+    subnet_to_country = {
+      '198.18.17.0/24' => 'au'
+    }
+
+    require 'ipaddr'
+
+    # Find the region for the IP
+    country = 'stateless' # default to 'stateless' if no country matches
+    subnet_to_country.each do |subnet, country_initial|
+      if IPAddr.new(subnet).include?(IPAddr.new(ip))
+        country = country_initial
+        break
+      end
+    end
+
+    country
+  end
+end

site/profiles/lib/facter/region.rb

@@ -9,7 +9,7 @@ Facter.add('region') do
 
     # subnet to region mapping
     subnet_to_region = {
-      '198.18.17.0/24' => 'au-drw-1'
+      '198.18.17.0/24' => 'drw1'
     }
 
     require 'ipaddr'