ansible-inventories/arocom#163 Configure HaProxy and Varnish to properly...

ansible-inventories/arocom#163 Configure HaProxy and Varnish to properly handle PURGE requests on port 80

templates/default.vcl

@@ -64,7 +64,8 @@ sub vcl_recv {
 
   # Allow purging
   if (req.method == "PURGE") {
-    if (!client.ip ~ purge) { # purge is the ACL defined at the begining
+    # Make sure that HaProxy has been setting the header value x-real-ip properly
+    if (!std.ip(req.http.x-real-ip, "0.0.0.0") ~ purge) { # purge is the ACL defined at the beginning
       # Not from an allowed IP? Then die with an error.
       return (synth(405, "This IP is not allowed to send PURGE requests."));
     }