[ckan-discuss] Architecture Best Practice

Tue Apr 30 23:32:54 BST 2013

Kids there a puppet, chef or juju build file for ckan?  I'd like to run it
on OpenStack. /Flanders
On May 1, 2013 7:58 AM, "David Read" <david.read at hackneyworkshop.com> wrote:

> Marina,
>
> Great to hear about your project - sounds excellent.
>
> Looking after one CKAN server is a bit of work, so your consideration
> of running 5 to 10 of these things concerns me. Unless they really are
> almost identical configurations. You know the sort of thing -
> monitoring your backups are running nightly and they aren't using up
> all your disk space, then you find a CKAN bug and want to install the
> patch, and then you need to change the caching settings or migrate the
> database and install a new plugin. To do a good job with these sorts
> of issues coming up, you'll really need something like Puppet to keep
> track of the configurations. So if you can do it all with one CKAN
> instance then that might save on maintenance work.
>
> 300 to 1200 extra fields would worry me somewhat from the performance
> point of view, although my experience doesn't include the SOLR caching
> tricks that CKAN 2.0+ has. All the same I think it is well worth doing
> some tests with a schema this big and a suitable number of datasets
> (stuffed with test data, even if all the same) as soon as you can, to
> check that CKAN runs acceptably.
>
> David
>
>
> On 30 April 2013 13:03, Sean Hammond <sean.hammond at okfn.org> wrote:
> >> Speaking of validation, is there any documentation I'm missing on
> >> validators.py? I couldn't quite tell how those validations are currently
> >> being called. (For example I tried to work backwards in the code how
> >> default CKAN stops you if you try to enter a name under 2 characters
> for a
> >> dataset, but I couldn't clearly find where it was being called.)
> >
> > This wiki page might be relevant:
> >
> >
> https://github.com/okfn/ckan/wiki/Converters-and-Validators-in-navl-Schemas
> >
> > The validators are called by the validate() function (in
> > ckan/lib/navl/dictization_functions.py). Each action function in
> > ckan/logic/action/*.py should call validate() at some point, passing in
> > the appropriate schema.
> >
> > _______________________________________________
> > ckan-discuss mailing list
> > ckan-discuss at lists.okfn.org
> > http://lists.okfn.org/mailman/listinfo/ckan-discuss
> > Unsubscribe: http://lists.okfn.org/mailman/options/ckan-discuss
>
> _______________________________________________
> ckan-discuss mailing list
> ckan-discuss at lists.okfn.org
> http://lists.okfn.org/mailman/listinfo/ckan-discuss
> Unsubscribe: http://lists.okfn.org/mailman/options/ckan-discuss
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.okfn.org/pipermail/ckan-discuss/attachments/20130501/a21c3e0e/attachment.htm>