FF:

User-Agent: Mozilla/5.0 (X11; U; Linux i686; de-DE; rv:1.9.0.3) Gecko/
2008092623 Firefox/3.0.3

Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/
*;q=0.8

Accept-Language: en-us,en;q=0.5

Accept-Encoding: gzip,deflate

Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7

Keep-Alive: 300

Connection: keep-alive

Content-Type: multipart/form-data;
boundary=---------------------------523970165160586190745423760

Content-Length: 2693550


Opera:

POST /group/3/manage_grouppicture_save HTTP/1.1

User-Agent: Opera/9.62 (X11; Linux i686; U; de) Presto/2.1.1

Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/
png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1

Accept-Language: de-DE,de;q=0.9,en;q=0.8

Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1

Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0

Expect: 100-continue

Connection: Keep-Alive

Content-Length: 2693506

Content-Type: multipart/form-data; boundary=----------
raXwlYmtJiMEEDq2SIyPMz

On Dec 31, 1:28 am, "Graham Dumpleton" <[email protected]>
wrote:
> 2008/12/31 Graham Dumpleton <[email protected]>:
>
>
>
> > 2008/12/31 whuuu <[email protected]>:
>
> >> hey guys,
>
> >> i got a really strange problem:
>
> >> Do you have any idea what could cause 'Request body truncated' when
> >> uploading files using mod_wsgi?
> >> The error just appears when using Opera as browser and mod_wsgi.
> >> Upload files using Firefox works (even with mod_wsgi) and uploading
> >> files using Opera with pylons' development server works, as well.
>
> >> mod_wsgi (pid=12318): Exception occurred processing WSGI script '/home/
> >> test/env/projects/portal_en.wsgi'.
> >> Traceback (most recent call last):
> >> File "/home/test/env/lib/python2.5/site-packages/Paste-1.7.2-py2.5.egg/
> >> paste/cascade.py", line 102, in __call__
> >>     raise IOError("Request body truncated")
> >> IOError: Request body truncate
>
> >> I'm using mod_wsgi 2.3 (lenny) and running my app in daemon mode.
>
> > Do you have Apache setup to allow compressed request content.
>
> > Ie., Apache has:
>
> >  SetInputFilter DEFLATE
>
> > and HTTP request is setting:
>
> >  Content-Encoding: gzip
>
> > WSGI doesn't really support mutating input filters and the checks that
> > Paste cascade is doing would bork if such a thing it present.
>
> > Otherwise, I need to look more closely at what Paste cascade is doing
> > any whether it guarantees that all applications in cascade will see
> > full input, or if earlier one consuming any input will mean latter
> > will not see it all.
>
> Actually, compressed input would actually work the opposite way and
> generally mean there would be more input available than original
> content length.
>
> Either way, suggest applying second recipe in:
>
> http://code.google.com/p/modwsgi/wiki/DebuggingTechniques#Tracking_Re...
>
> to record all request content and headers. Can then look at whether
> such headers are set or not, or whether Content-Length even matches
> posted content by looking at how much stored in input file for the
> request.
>
> Graham
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