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Re: (ITS#5534) Samba4 needs internal transactions/consistancy
On Tue, 2008-05-27 at 18:22 -0700, Howard Chu wrote:
> firstname.lastname@example.org wrote:
> > Full_Name: Andrew Bartlett
> > Version: CVS HEAD
> > OS: Fedora 9
> > URL: http://www.openldap.org/lists/openldap-technical/200803/msg00101.h=
> > Submission from: (NULL) (126.96.36.199)
> > For Samba4, I need a few things, detailed in the attached URL.
> The above message thread had some unanswered questions. We may need to ha=
> each point listed out again.
> > This ITS is for internal transactions and validation - the ability to h=
> > openldap overlay roll back all the changes so far, because a preconditi=
on is not
> > met.
> I think this one is understood, OK. Just a matter of getting the time to =
> > I need the memberOf and refint modules to ensure that no dangling links=
> > exist, even over subtree renames and invalid modifies, and that a trans=
> > ensures this is always the case.
> I think the proper use of memberOf still needs to be addressed. E.g., it'=
> generally a bad idea to search for (memberOf=3Dfoo) when you can simply=20
> enumerate the members inside the "foo" entry. If you give us precise exam=
> of the searches and modifications that you'll be using, we may be able to=
> narrow the scope of this work.
I'll be passing on any search that a windows client makes, and trying to
return the same result a windows server would return. Bad ideas still
have to be implemented in my world :-(
> > This needs to occur even between databases on the server, but I won't a=
> > it occur outside the known trees.
> It's already possible for operations in one database to reference entries=
> different database, so that aspect of validation should be fine. However,=
> noted before, "validation" is generally bogus to begin with. In particula=
> how do you create entries with circular references? If you disallow refer=
> to nonexistent entries, you can't set the references until after all of t=
> entries have been created. This means that you cannot backup a database t=
> has these references and then later reload it in a single pass.
An interesting point, but I need to match the windows runtime
Authentication Developer, Samba Team http://samba.org
Samba Developer, Red Hat Inc.
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