[Koha-devel] Bug 1993 - Task Scheduler Needs Re-write

[Fridolin SOMERS]

Le 18/06/2018 à 15:17, Jonathan Druart a écrit :
> My work was focused on the issue we face for background jobs.
> 
> I have just pushed my local branch to
> https://gitlab.com/joubu/Koha/commits/bug_15032_other_tries (last 7 commits)
> There is nothing to process the queued jobs actually, so I guess it is not
> what you expected.
> IIRC my conclusion was that it is not possible to fix it (i.e. we cannot
> have the progress bar working correctly under plack). We should just
> display a "job submitted" message and provide a view to monitor the running
> job, and finally show the results of the job (but not as simply as it
> sounds).
I like that

> 
> Cheers,
> Jonathan
> 
> On Mon, 18 Jun 2018 at 04:46 Renvoize, Martin <
> martin.renvoize at ptfs-europe.com> wrote:
> 
>> Interested to see what you've started Jonathan,
>>
>> In rebus:list we used Minion, the job queue spin-off project from the same
>> guys that wrote Mojolicious. Granted, it works best with a PostgreSQL
>> backend, but I believe there are MySQL backends too.. I'd probably start
>> there... the more I worked with them the more complicated I came to realise
>> queues are.. lean on the shoulders of giants and all that ;)
>>
>> Martin
>>
>> *Martin Renvoize*
>>
>> Development Manager
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>> On 14 June 2018 at 17:16, Jonathan Druart <
>> jonathan.druart at bugs.koha-community.org> wrote:
>>
>>> Few links:
>>>
>>> http://lists.koha-community.org/pipermail/koha-devel/2017-February/043489.html
>>> *Bug 10662*
>>> <https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=10662> - Build
>>> OAI-PMH Harvesting Client
>>> *Bug 15032*
>>> <https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=15032> - [Plack]
>>> Scripts that fork (like stage-marc-import.pl) don't work as expected
>>>
>>> Basically we need a daemon watching a job queue (DB table) to answer all
>>> these needs at once.
>>> I have started something already, I will get back to it when I will have
>>> time (and motivation).
>>>
>>> Cheers,
>>> Jonathan
>>>
>>> On Thu, 14 Jun 2018 at 12:59 Barton Chittenden <
>>> barton at bywatersolutions.com> wrote:
>>>
>>>> This is an old issue that's never really been addressed. As I understand
>>>> it, at one time, we had a tool that used the unix 'at' scheduler to run
>>>> requested reports. This was a huge security hole, and we disabled it....
>>>> and it's never worked since.
>>>>
>>>> As such, those who host servers must add calls to runreport.pl by hand.
>>>>
>>>> Bug 1993 was opened to address this. It was marked as 'In Discussion' in
>>>> 2013. I would like to see this move forward -- server admins are dying from
>>>> a thousand paper cuts, and I think that users would benefit from having
>>>> more control over when their reports are scheduled.
>>>>
>>>> What still needs to be discussed here?
>>>>
>>>> Thanks,
>>>>
>>>> --Barton
>>>> _______________________________________________
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>>>
>>>
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>>
>>
> 
> 
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-- 
Fridolin SOMERS <fridolin.somers at biblibre.com>
BibLibre, France - software and system maintainer