> Hello fellow UWSGI supporters,
>
> I'm struggling with an issue in my PHP software (namely Pimcore).
>
> The PHP stuff is served through an Haproxy -> Nginx -> UWSGI stack that
> runs without a hitch since 18 months.
>
> A few days ago, after a Pimcore software update to version 2.3.0, users
> reported corrupted file downloads, and I noticed something weird with
> Content-Length.  Let me illustrate the problem with an example from the
> logs.
>
> From uwsgi logs:
>
> [pid: 15215|app: -1|req: -1/15] 127.0.0.1 () {32 vars in 567 bytes} [Mon
> Dec  8 14:58:50 2014] GET
> /admin/asset/get-image-thumbnail/id/8280/treepreview/true_dc=1418043520956/download/true
> => generated *13950* bytes in 4364 msecs (HTTP/1.1 200) 8 headers in 256
> bytes (0 switches on core 0)
>
> From nginx logs:
>
> 127.0.0.1 - - [08/Dec/2014:14:58:54 +0100] "GET
> /admin/asset/get-image-thumbnail/id/8280/treepreview/true_dc=1418043520956/download/true
> HTTP/1.1" 200 *12032* "-" "curl/7.22.0 (x86_64-pc-linux-gnu)
> libcurl/7.22.0
> OpenSSL/1.0.1 zlib/1.2.3.4 libidn/1.23 librtmp/2.3"
>
> As you can see there is a discrepancy between the response length reported
> by uwsgi, and the one from nginx.  It should be the same.
>
> The output of curl is also surprising:
>
> $ curl -i -b pimcore_admin_sid=something
> http://localhost/admin/asset/get-image-thumbnail/id/8280/treepreview/true_dc=1418043520956/download/true
> HTTP/1.1 200 OK
> Server: nginx/1.1.19
> Date: Mon, 08 Dec 2014 13:58:54 GMT
> Content-Type: image/pjpeg
>
> *Content-Length: 2*Connection: keep-alive
> Content-Disposition: attachment; filename="320.336g-1.pjpeg"
> Cache-Control: public, max-age=300
> Expires: Mon, 08 Dec 2014 15:03:54 +0100
> Pragma:
> X-Powered-By: pimcore
>
>
> As you can see the reported Content-Length this time is 2 bytes!  And
> please notice there are two blank lines in the response.
>
> How is it possible that the Content-Length is different in three places?
>
> I couldn't find a way to make this problem 100% reproducible, so this is
> particularly difficult to resolve.
>
> Your help would be appreciated to narrow down what is causing this.
>
> UWSGI config file: https://gist.github.com/jbq/6840da7bb0e5de1fff85
> Nginx config file: https://gist.github.com/jbq/76ebfd526f2ba8b60166
>
> Best regards,
> --
> Jean-Baptiste Quenot
> _______________________________________________
> uWSGI mailing list
> [email protected]
> http://lists.unbit.it/cgi-bin/mailman/listinfo/uwsgi
>

Hi, which uWSGI version ?


-- 
Roberto De Ioris
http://unbit.it
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