[ZWeb] DISCUSS: Migration armageddon

Chris McDonough chrism@zope.com
Tue, 7 May 2002 17:36:59 -0400


It's hard to tell, the migration script is still running. ;-)

----- Original Message -----
From: "Paul Everitt" <paul@zope.com>
To: "Chris McDonough" <chrism@zope.com>
Cc: <Zope-Web@zope.org>
Sent: Tuesday, May 07, 2002 5:40 PM
Subject: Re: [ZWeb] DISCUSS: Migration armageddon


>
> Actually, 60% is as good as 100%, depending on what's missing.  We
need
> to have much of the content to continue through the milestones,
but not all.
>
> What didn't migrate?
>
> --paul
>
> Chris McDonough wrote:
> > Update:  thanks to Jens we have the migration script running but
> > it's only migrating about 60% of the content over.  It needs
work to
> > do the other 40%.
> >
> > ----- Original Message -----
> > From: "Paul Everitt" <paul@zope.com>
> > To: <Zope-Web@zope.org>
> > Sent: Tuesday, May 07, 2002 5:06 PM
> > Subject: [ZWeb] DISCUSS: Migration armageddon
> >
> >
> >
> >>Howdy.  I'd like to put an issue in front of the nzo team and
get
> >
> > some
> >
> >>input.
> >>
> >>We have a big and scary challenge facing nzo.  Getting content
out
> >
> > of
> >
> >>czo (current zope.org) and into nzo (new.zope.org) has turned
into
> >
> > a pit
> >
> >>of despair.  The next step isn't clear.
> >>
> >>Background information: czo has a bunch of Zope 2.3 objects,
> >
> > mostly as
> >
> >>ZClasses and stock zope objects.  There are special cases and
> >
> > business
> >
> >>rules that have accumulated over the years that make it a
> >
> > challenge to
> >
> >>get a grip on what's there.
> >>
> >>Likewise, there is a nzo software setup that is really different
> >
> > from
> >
> >>nzo (CMF/Zope 2.5.x), also with some of its own business rules.
> >>
> >>We need to get content from czo -> nzo in a repeatable way.
> >
> > Presumably
> >
> >>this means multiple passes as we go throught milestones on the
way
> >
> > to
> >
> >>launch.
> >>
> >>To facilitate this, Tres' team here wrote some migration scripts
> >
> > that
> >
> >>try to express all the exceptional conditions and business rules
> >
> > for the
> >
> >>transformation.  This migration script *used* to work.  It
doesn't
> >
> > work
> >
> >>now.  ChrisM spent two days trying to address this and ran into
> >
> > all
> >
> >>kinds of nasty things.
> >>
> >>Here's the challenge: we've now used up the allotted time for
> >
> > Chris and
> >
> >>we can't migrate the czo content.
> >>
> >>It appears that these are some of the options:
> >>
> >>a. Wait (for an indeterminate amount of time) for Chris to
become
> >>available again.
> >>
> >>b. Try to run nzo in parallel with czo and find someone to
provide
> >
> > links
> >
> >>between the two.
> >>
> >>c. Somebody think up a different approach to migration.
> >>
> >>I'm open to suggestions on this.  Realistic suggestions are
> >
> > preferred. :^)
> >
> >>--Paul
> >>
> >>
> >>
> >>_______________________________________________
> >>Zope-web maillist  -  Zope-web@zope.org
> >>http://lists.zope.org/mailman/listinfo/zope-web
> >>
> >
> >
> >
> >
> > _______________________________________________
> > Zope-web maillist  -  Zope-web@zope.org
> > http://lists.zope.org/mailman/listinfo/zope-web
>
>
>
>