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List:       uwsgi
Subject:    [uWSGI] Rewrite routing problem
From:       guido+uwsgi () berhoerster ! name (Guido Berhoerster)
Date:       2013-03-16 17:44:02
Message-ID: 20130316174401.GH24272 () hal ! local ! invalid
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* Roberto De Ioris <roberto-5KDOxZqKugI at public.gmane.org> [2013-03-16 17:09]:
>
>> * Roberto De Ioris <roberto-5KDOxZqKugI-XMD5yJDbdMReXY1tMh2IBg at public.gmane.org> [2013-03-16
>> 16:46]:
>>>
>>>> Hi,
>>>>
>>>> I've a problem getting rewriting via router_rewrite to work, the
>>>> following rewrite rule does not seem to do anything:
>>>>
>>>> $ ./uwsgi
>>>> --plugins=0:notfound,http,router_redirect,router_rewrite,router_static
>>>> --http-socket=:8080 --check-static=$PWD --route-uri='^/logo$
>>>> rewrite-last:
>>>> /logo_uWSGI.png'
>>>> $ curl -I http://127.0.0.1:8080/logo
>>>> HTTP/1.1 404 Not Found
>>>> Connection: close
>>>> Content-Type: text/plain
>>>>
>>>> $ curl -I http://127.0.0.1:8080/logo_uWSGI.png
>>>> HTTP/1.1 200 OK
>>>> Content-Type: image/png
>>>> Content-Length: 5971
>>>> Last-Modified: Sun, 10 Mar 2013 21:24:48 GMT
>>>>
>>>> Am I doing something wrong or is this a bug? This isn't related
>>>> to bug #183, it happens before the fix as well.
>>>> --
>>>> Guido Berhoerster
>>>> _______________________________________________
>>>>
>>>
>>> Check-static happens before routing. What you "rewrite" are the CGI vars
>>> (PATH_INFO and QUERY_STRING) passed to the plugin.
>>
>> Ok, that makes sense, my expectations are still heavily
>> influenced by mod_rewrite and nginx's httprewrite module.
>>
>>> Hint: are you sure you do not need a "static" plugin like the 404 one ?
>>
>> I suppose, together with autoindex functionality it could
>> probably completely replace the need for a webserver like nginx,
>> lighttpd, or apache. But currently no such thing exists, right?
>
> I think you will be able to write it (based on the notfound and
> router_static) in no more than 20 lines :)
>
> After having parsed the request (uwsgi_parse_vars(), line in "notfound")
> you only need to call:
>
> uwsgi_file_serve(wsgi_req, docroot, docroot_len, path_info, path_info_len,
> is_a_file);
>
> (is_a_file force the function to consider path_info as a full filename as
> we do in router_static, ignoring the document root)
>
> You do not need to bother about performance or security, your plugin can
> focus on generation fo document_roots and filenames

Thanks for the hints, I will definitely have a look at that once
I've got a bit more time.
-- 
Guido Berhoerster

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