Re: [dpdk-dev] Proposal: enable redirection of DPDK logs from the user app

[Olivier Matz <olivier.matz@6wind.com>]

Hi Francesco,

On 10/04/2016 12:24 PM, Montorsi, Francesco wrote:
> Hi all,
> I've not been following closely latest DPDK activity but my company is using DPDK and we recently upgraded to 16.07. 
> We apply several patches to DPDK sources, to make it more similar to a "standard library" (currently it is quite intrusive: calls abort() at will, writes its own log, etc etc)... I think that it may be useful to give back to the community some of these (small) "enhancements".
> 
> One of them is about logging: as the application where we embed DPDK already has its log file, we want DPDK to log in our log facility framework. 
> My "fix" is simple: I just put a callback function in RTE logging system that, by default, points to the existing rte_vlog() function. If needed the library user can provide its own callback function to do what he likes.
> 
> The attached patch is what we use right now. I totally understand it needs some rework to put it in a better shape... but first of all: are you interested in such patch? 

It seems the mailing list stripped your patch sent as attachment.
Can you please resend it again in the body of the mail?

I think we can already redirect logs to a file by using fopencookie() +
rte_openlog_stream(). Did you already check these functions?

Regards,
Olivier