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List:       varnish-commit
Subject:    [master] 6b52421 Set a better example in the docs
From:       Dridi Boukelmoune <dridi.boukelmoune () gmail ! com>
Date:       2016-11-30 16:01:05
Message-ID: E1cC7Jh-00062G-AU () project ! varnish-software ! com
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commit 6b5242150f3e0a485c8e83d1fe1c4491acdc8105
Author: Dridi Boukelmoune <dridi.boukelmoune@gmail.com>
Date:   Wed Nov 30 15:14:03 2016 +0100

    Set a better example in the docs
    
    Adapted from an original patch from @michbsd: on top of normalizing the
    host header we now have a regular expressions that only match the right
    domains and potential sub-domains.
    
    Closes #2140

diff --git a/doc/sphinx/users-guide/vcl-separate.rst b/doc/sphinx/users-guide/vcl-separate.rst
index 67c9727..031807c 100644
--- a/doc/sphinx/users-guide/vcl-separate.rst
+++ b/doc/sphinx/users-guide/vcl-separate.rst
@@ -28,14 +28,19 @@ Next we write the top-level VCL program, which branches out
 to the other two, depending on the Host: header in the
 request::
 
-    /* We have to have a backend, even if we do not use it */
+    import std;
+
+    # We have to have a backend, even if we do not use it
     backend default { .host = "127.0.0.1"; }
 
     sub vcl_recv {
-	if (req.http.host ~ "varnish.org$") {
+	# Normalize host header
+	set req.http.host = std.tolower(req.http.host);
+
+	if (req.http.host ~ "\.?varnish\.org$") {
 	    return (vcl(l_vo));
 	}
-	if (req.http.host ~ "varnish-cache.org$") {
+	if (req.http.host ~ "\.?varnish-cache\.org$") {
 	    return (vcl(l_vc));
 	}
 	return (synth(302, "http://varnish-cache.org"));

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