[openstack-dev] [oslo][oslo.log]Re: Error will be occurred if watch_log_file option is true
honjo.rikimaru at po.ntt-tx.co.jp
Tue Jan 9 09:11:09 UTC 2018
On 2018/01/04 23:12, Doug Hellmann wrote:
> Excerpts from Rikimaru Honjo's message of 2018-01-04 18:22:26 +0900:
>> The below bug was reported in Masakari's Launchpad.
>> I think that this bug was caused by oslo.log.
>> (And, the root cause is a bug of pyinotify using by oslo.log. The detail is
>> written in the bug report.)
>> * masakari-api failed to launch due to setting of watch_log_file and log_file
>> There is a possibility that this bug will affects all openstack components using oslo.log.
>> (But, the processes working with uwsgi wasn't affected when I tried to reproduce.
>> I haven't solved the reason of this yet...)
>> Could you help us?
>> And, what should we do...?
>> e.g. nova-api, cinder-api, keystone...
>> Best regards,
> The bug is in pyinotify. According to the git repo  that project
> was last updated in June of 2015. I recommend we move off of
> pyinotify entirely, since it appears to be unmaintained.
> If there is another library to do the same thing we should switch
> to it (there seem to be lots of options ). If there is no viable
> replacement or fork, we should deprecate that log watching feature
> (and anything else for which we use pyinotify) and remove it ASAP.
> We'll need a volunteer to do the evaluation and update oslo.log.
>  https://github.com/seb-m/pyinotify
>  https://pypi.python.org/pypi?%3Aaction=search&term=inotify&submit=search
Thank you for replying.
I haven't deeply researched, but inotify looks good.
Because "weight" of inotify is the largest, and following text is described.
> This project is unrelated to the *PyInotify* project that existed prior to this one (this project began in 2015). That project is defunct and no longer available.
PyInotify is defunct and no longer available...
E-mail:honjo.rikimaru at po.ntt-tx.co.jp
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