[Product-Developers] PIL error when using effective-user on Ubuntu Hardy

[Guido Stevens]

Mikko Ohtamaa wrote:
> 
>     Starting Plone via 'bin/instance fg' as a normal unprivileged user
>     works just fine. However, switching to production mode (chowning
>     parts+var to www-data, starting as root, effective-user=www-data)
>     gives a strange exception on PIL:
> 
>     ImportError: No module named misc.lock_file
> 
> 
> This is just a guess, but could buildout featch, compile and store a 
> custom PIL somewhere where effective-user does not have access 
> (/root/.buildoutcache)? 

Nope, the error persists if I make the eggs cache read/write for www-data.

> Ubuntu might try to fall back to different, 
> system wide PIL version, which is incompatible version.

Wow. The backtrace rendered contains code snippets which aren't even 
present in PIL. It looks more like this error generates from 
parts/zope2/lib/python/Zope2/Startup.

Will dive into this deeper tomorrow.
-- 
***   Guido A.J. Stevens        ***   tel: +31.43.3618933    ***
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