Re: [Evolution] Yandex Caldav/Carddav

[Sergey Makeev <burivoy yandex ru>]

Ok, ok, I will try to provide you debugging infi as descrived.
Meanwhile, why don't you register a test Yandex account and reproduce the
experiment in your home laboratory?

Sergey Makeev
Le noble russe



Adam Tauno Williams <awilliam whitemice org> 16 февраля 2017 г. 0:15:44
написал:

> Quoting Sergey Makeev <burivoy yandex ru>:
> > Server side workes fine with Outlook Caldav Synchronizer, DavDroid,
> > eMClient. Client side needs ti break connectiin after each request.
>
> NO, that is not how this process works.  You are ***assuming*** you
> know the cause of the problem - and I am confident you are wrong (as I
> am 99.44% confident that Evolution does not pipeline WebDAV operations
> - meaning "drop connection" means nothing in this case - there is no
> connection to drop).
>
> Please provide debugging information as described.
>
> I would love to help - I develop WebDAV/CalDAV client and server code.
>   It is not as straight-forward as you think;  what is an
> **WORK-AROUND** for an IDIOSYNCRASY [aka BUG] of one client is not
> necessarily the solution for any other client.
>
>
> > Adam Tauno Williams <awilliam whitemice org>
> > > Quoting Sergey Makeev <burivoy yandex ru>:
> > > > Yandex have CalDAV and CardDAV servers and Evolution connects to them.
> > > > One can create meetings, appointments, tasks and contacts. But when one
> > > > tries to modify an entry within meeting, appointment, task or contact
> > > > Evolution returns an error with code 200 (OK) (sic!). Thats for the
> > > > first time. For the second time it returns an error with code 409
> > > > (Conflict).
> > > That sounds like a server-side bug.  HTTP/200 is not an error, per se.
> > > > Open CalDAV Synchronizer for MS Outlook available for downloads at
> > > > Sourceforge.net had the very same behavior. One was allowed to create a
> > > > meeting, appointment, task of contacts but was just unable to edit it
> > > > later on. Upon conversation with developers of the project it was
> > > > advised by them to fill-in the check-box "break or interrupt connection
> > > > after each request". That solved the problem.
> > > > Could you please implement similar function of fix communication with
> > > > Yandex CalDAV/CardDAV servers once and for ever?
> > > Isn't this a duplicate post?
> > > You need to debug the DAV operation so the transaction can be
> > > observed.  To do so check the Evolution debugging page and run the
> > > evolution-calendar-factory with the environment set to enable CALDAV
> > > debugging.
> > > WEBDAV_DEBUG=all CALDAV_DEBUG=all evolution-calendar-factory >& logfile
>
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