From 03519831cbfcd3c436859dc250e346dac1f11b89 Mon Sep 17 00:00:00 2001
From: Alan Orth <alan.orth@gmail.com>
Date: Mon, 25 Apr 2016 21:45:21 +0300
Subject: [PATCH] roles/nginx: Return HTTP 444 for requests to invalid
 hostnames

444 is a special nginx return code that means the request was
closed without a response, see:

    http://nginx.org/en/docs/http/request_processing.html
---
 roles/nginx/templates/blank-vhost.conf.j2 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/roles/nginx/templates/blank-vhost.conf.j2 b/roles/nginx/templates/blank-vhost.conf.j2
index 2bc6521..39b396f 100644
--- a/roles/nginx/templates/blank-vhost.conf.j2
+++ b/roles/nginx/templates/blank-vhost.conf.j2
@@ -7,7 +7,7 @@ server {
     listen [::]:80 default;
     server_name _;
 
-    return 403;
+    return 444;
 }
 server {
     listen 443 ssl http2 default;
@@ -34,5 +34,5 @@ server {
     # of such infrastructure, consider turning off session tickets:
     ssl_session_tickets off;
 
-    return 403;
+    return 444;
 }