Handle munin_allow and nagios_allow variables as arrays

munin/manifests/init.pp

@@ -3,11 +3,18 @@
 #
 # === Global variables
 #
+#   $munin_allow:
+#       Array of IP addresses allowed to connect to munin-node.
+#
 #   $munin_tls:
 #       Enable and require TLS if set to "true".
 #
 class munin::node {
 
+    if !$munin_allow {
+        $munin_allow = [ "127.0.0.1" ]
+    }
+
     package { "munin-node":
         ensure => installed,
     }

munin/templates/munin-node.conf.erb

@@ -37,8 +37,9 @@ host_name <%= @homename %>
 # regular expression, due to brain damage in Net::Server, which
 # doesn't understand CIDR-style network notation.  You may repeat
 # the allow line as many times as you'd like
-
-allow <%= @munin_allow %>
+<% @munin_allow.each do |allow| -%>
+allow <%= "^%s$" % allow.gsub('.', '\.') %>
+<% end -%>
 
 # Which address to bind to;
 host <%= @ipaddress %>