[Web-SIG] serving (potentially large) files through wsgi?

Chris Withers chris at simplistix.co.uk
Thu Dec 20 22:12:58 CET 2007


Manlio Perillo wrote:
>> For me, it does feel like the responsibility of the server to 
>> configure logging, and I think this is something that should be 
>> documented somewhere. Afterall, as you guys have been discussing, it's 
>> the server that holds configuration for things like listening sockets, 
>> etc and logging feels like that kind of thing to me...
>>
> 
> In mod_wsgi for nginx I now redirect sys.stderr to server log file (as 
> suggested by Graham).

I've never really understood this desire to do *anything* with 
sys.stderr. Writing to sys.stderr seems a very odd thing for any web 
component to use, especially as python now has a fantastic logging package.

> However there are some problems.
> The log object has a fixed error level (NGX_LOG_ERR);
> this means that every message logged using this object will have this 
> error level, even if I do, as example:
> log.info('just an info message')

I'm missing the relationship between this and python's logging package.
I'll note that the point you raise about why using sys.stderr for 
logging sucks are things I agree with ;-)

> A better solution could be the integration with the logging module.
> 
> However there are some problems here, too, since log levels from nginx 
> and the logging module differs.

Why?

cheers,

Chris

-- 
Simplistix - Content Management, Zope & Python Consulting
            - http://www.simplistix.co.uk


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