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From Krist van Besien <krist.vanbes...@gmail.com>
Subject Re: [users@httpd] HTTP/0.9 and mod_proxy
Date Tue, 06 Oct 2009 07:05:47 GMT
On Mon, Oct 5, 2009 at 8:30 PM, Danijel <apache-users@ml.rbfh.de> wrote:
> Krist van Besien wrote:
>> > The tcpdump between Apache and the backend looks like this:
>> >
>> >        GET /test HTTP/1.0
>> >        Host: backend:9110
>> >        User-Agent: curl/7.15.1 (x86_64-suse-linux) libcurl/7.15.1
>> >        OpenSSL/0.9.8a zlib/1.2.3 libidn/0.6.0
>> >        Accept: */*
>> >        Max-Forwards: 10
>> >        X-Forwarded-For: 127.0.0.1
>> >        X-Forwarded-Host: localhost:4080
>> >        X-Forwarded-Server: localhost
>> >
>> >        <html><head/><body>AS2 Adapter is alive.</body></html>
>>
>> Your problem is that apache expects a http/1.0 response to an HTTP/1.0
>> request. Because the response does not conform to HTTP/1.0 it is
>> rejected. Thus the 502 error.
>>
>> Apache will proxy HTTP/0.9 just fine. Just repeat your test with a
>> HTTP/0.9 client and you'll see. Apache does not translate between
>> HTTP/1.0 and HTTP/0.9. It would anyway not be easy to do this. So if
>> you send a HTTP/1.0 request to your forward proxy it will forward a
>> HTTP/1.0 request to the backend.
>
> I've done that today. The error is the same.

What does the TCP dump show now?

Krist


-- 
krist.vanbesien@gmail.com
krist@vanbesien.org
Bremgarten b. Bern, Switzerland
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