Decompressing a compressed response from upstream, applying transformations and then compressing for downstream again
Maxim Dounin
mdounin at mdounin.ru
Mon Jan 20 13:48:52 UTC 2014
Hello!
On Mon, Jan 20, 2014 at 09:40:30PM +0800, Rv Rv wrote:
> Hello
> Is there a way we can achieve the following when nginx is acting
> as a reverse proxy
> 1. Client sends HTTP request with Accept-Encoding as gzip
> 2. Nginx proxy forwards the request with the request
> header intact
> 3. Origin server sends a compressed response
> 4. At the nginx proxy, we *decompress* the response, apply
> transformations on the response body and then *again*
> compress it
> In other words, is there a way to use the functionality of gzip
> and gunzip modules simultaneously for a processing a response
> and in a particular order
As of now, it's not possible without code modifications - mostly
because there is no way to tell gunzip filter you want it to
always decompress a response. It can be achieved with minor code
changes though.
--
Maxim Dounin
http://nginx.org/
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