Python Django Latex Permissions Problem

[Nick Craig-Wood]

I-T <iqbaltalaat at gmail.com> wrote:
>  I have a python/django webapp running with apache2. It executes system
>  commands for getting a pdf generated by pdflatex from a .tex file and
>  a couple of image files which it also generates.
> 
>  The permssions from ls-l for all the created files is:-
>  -rw-r--r-- 1 www-data www-data
> 
>  The files are being created in /tmp/pdfscratch{id} created from the
>  script and so is the directory.
> 
>  pdflatex fails with the following error message:-
> 
>  This is pdfTeXk, Version 3.141592-1.40.3 (Web2C  7.5.6)
>   %&-line parsing enabled.
>  entering extended mode
>  ! I can't write on file `uber.log'.
>  Please type another transcript file name:
>  ! Emergency stop
>  !  ==> Fatal error occurred, no output PDF file  produced!
> 
>  Its supposed to write to this directory. I have a feeling that
>  pdflatex is trying to generate files using some weird access
>  credentials that dont have access to /tmp/pdfscratch{id}

Unlikely - it takes root to change user and I wouldn't have thought
any of the files would be setuid.

Try chdir to /tmp/pdfscratch{id} first would be my suggestion.

-- 
Nick Craig-Wood <nick at craig-wood.com> -- http://www.craig-wood.com/nick