On Thu, 2017-09-21 at 11:02 +0200, Julian Sedding wrote: > Hi Robert > > Another approach may be to use "git subtree" based on the git-svn > repo > from github. > > I quickly tested moving "repoinit" out of a clone of > https://github.com/apache/sling using "git subtree split -P > bundles/jcr/repoinit -b repoinit" as described by a stackoverflow > answer[0]. > > This seems to have worked "better", I have history back to > http://svn.apache.org/r1744564, at which point the module was copied > from "bundles/commons/repoinit" to "bundles/extensions/repoinit". But > here it cuts off again.
That's good. I gave up that approach since it seemed to take a lot - git filter-branch was really fast. I'll put it on the list after reposurgeon, which unfortunately requires a full svn dump of the source repo . 60GB is going to take a while to sync :-) Thanks, Robert > > Regards > Julian > > [0] https://stackoverflow.com/questions/359424/detach-move-subdirecto > ry-into-separate-git-repository/17864475#17864475 > > On Thu, Sep 21, 2017 at 10:18 AM, Robert Munteanu <romb...@apache.org > > wrote: > > Hi Julian, > > > > On Thu, 2017-09-21 at 10:01 +0200, Julian Sedding wrote: > > > Hi Robert > > > > > > Thanks for pushing the conversion forward! > > > > > > IIUC your script uses https://github.com/apache/sling as the > > > source > > > repository. I believe this is created using git-svn. (I'd be > > > happy > > > for > > > a pointer that I am wrong!) > > > > Yes, that is the case. > > > > > > > > According to Eric Raymond (http://esr.ibiblio.org/?p=6778), who > > > claims > > > to have some experience with svn to git migrations, git-svn is > > > not up > > > to the task. Maybe that's where the history is lost. > > > > > > In any case, I think we need to start the migration from the SVN > > > repository, given that https://github.com/apache/sling already > > > lacks > > > the history. > > > > > > Maybe reposurgeon, the tool E. Raymond wrote, can help overcome > > > the > > > issue with lost history when copying branches? > > > > I'll try reposurgeon, thanks for the pointer. The thing is that the > > git > > remote seems to have the right rename handling, but it's lost when > > I > > create the module. But let's see after I try reposurgeon. > > > > Thanks, > > > > Robert > > > > > > > > Regards > > > Julian > > > > > > > > > > > > On Wed, Sep 20, 2017 at 5:42 PM, Robert Munteanu <rombert@apache. > > > org> > > > wrote: > > > > Hi, > > > > > > > > I did a dry run migration of two sling bundles: > > > > > > > > https://github.com/rombert/TMP-sling-org.apache.sling.api > > > > https://github.com/rombert/TMP-sling-org.apache.sling.jcr.rep > > > > oini > > > > t > > > > > > > > Please take a look and check if _anything_ is wrong. I think > > > > that I > > > > have the process narrowed down more or less using the scripts > > > > at > > > > [1]. > > > > > > > > What I know is missing is move tracking. For some reason, the > > > > jcr.repoinit module move is not captured and history starts > > > > after > > > > the > > > > move from bundles/extensions. ( SVN [2], git [3] ). Any help > > > > with > > > > what > > > > would be great. > > > > > > > > Also I've created a small repo tool setup at > > > > > > > > https://github.com/rombert/TMP-sling-manifest > > > > > > > > The instructions are in the README, but you need to install > > > > repo > > > > > > > > $ curl https://storage.googleapis.com/git-repo-downloads/repo > > > > > ~/bin/repo > > > > $ chmod a+x ~/bin/repo > > > > > > > > And then sync your local checkout > > > > > > > > $ repo init -u https://github.com/rombert/TMP-sling-manifest.gi > > > > t > > > > $ repo sync > > > > > > > > Any feedback is welcome, please do look into the migrated > > > > repositories > > > > or maybe propose some tougher migrations. If you are so > > > > inclined, > > > > the > > > > scripts at tooling/scm/scripts [1] can also use a second pair > > > > of > > > > eyes > > > > :-) > > > > > > > > I'm going to leave this open for a week or so, but maybe after > > > > that > > > > we > > > > can start migrating from SVN. > > > > > > > > Thanks, > > > > > > > > Robert > > > > > > > > > > > > [1]: https://svn.apache.org/repos/asf/sling/trunk/tooling/scm/s > > > > crip > > > > ts/ > > > > [2]: http://svn.apache.org/viewvc?view=revision&revision=175216 > > > > 2 > > > > [3]: https://github.com/apache/sling/commit/087f2d0504dc0b8c38f > > > > d298 > > > > ab9c > > > > 29f896321f8c8