zope migration (plone related)
Greets: Ive been handed an interesting challenge. A debian woody install inclusive of zope and plone died an unruley death due to hardware failure. All that remains is a backup of the data.fs Now its easy enough to reinstall woody and get everything up and running. However when I looked at the installed version of zope, python, cmf and plone (this is essentially a plone site for a dot org) they are extremely dated but at least are consistant with the version of zope which 2.5.1 Given that this collection is so old, Im wondering how difficult of a task it is to move this collection to more recent version of the same. From by basic and preliminary reading it does not look good as everything must be done incrementally to move the collection to the latest release of plone and associated dependencies. So I started thinking about the ZODB. Once restarted on a fresh woody install, and zope 2.5.1 there must be a way to extract only the user data from the ZODB or from plone itself (the later being very easy to do) Secondly once I have the user data there must be a simpler way to migrate this data to a more current release of zope/plone then in incremental stages as described in a few docs that I read. I dont mind doing the necessary homework but I was wondering if my understanding of the process is correct, am I missing something or are there short cuts that I have not reviewed or considered. Thanks for any references or advise sent this way. Best regards /ch
chris h wrote at 2006-12-3 23:10 -0500:
... Now its easy enough to reinstall woody and get everything up and running. However when I looked at the installed version of zope, python, cmf and plone (this is essentially a plone site for a dot org) they are extremely dated but at least are consistant with the version of zope which 2.5.1
Given that this collection is so old, Im wondering how difficult of a task it is to move this collection to more recent version of the same. From by basic and preliminary reading it does not look good as everything must be done incrementally to move the collection to the latest release of plone and associated dependencies.
The security model has slightly tighened between Zope 2.5.1 and Zope 2.9.x. This might give you some places where you have to look for security related modifications. However, Zope will post much less hurdles than Plone. Ask the Plone mailing list about how to migrate from an ancient Plone to a current version. -- Dieter
On Monday 04 December 2006 13:34, Dieter Maurer wrote:
However, Zope will post much less hurdles than Plone. Ask the Plone mailing list about how to migrate from an ancient Plone to a current version.
As always thanks for your insightfull comments Dieter. The plone guys tell me to talk to you guys as its a data.fs issue..:) I'll work this out eventually, it will be painfull however given that plone upgrades are incremental. Given the age of this system Im not sure its worth the effort so perhaps I;ll figure out some way to extract the user data and simply start from scratch. Lots of reading ahead first though. /ch
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chris h -
Dieter Maurer