[Kde-scm-interest] New message: Re: svn2git for Boost

[Dave Abrahams]

on Wed Jan 02 2013, Ulrich Spörlein <uqs-AT-FreeBSD.org> wrote:

> On Wed, 2013-01-02 at 12:53:02 -0500, Dave Abrahams wrote:
>> 
>> on Wed Jan 02 2013, Gitorious <no-reply-AT-gitorious.org> wrote:
>> 
>> > Hello dabrahams
>> >
>
>> > uqs has sent you a message on Gitorious:
>> > ----------------------------------------------------
>> >
>> > Hey,
>> >
>> > there's really not much infrastructure involved in doing so, you need
>> > to get direct access to the SVN repo somehow (most likely by using
>> > svnsync), then write your rules and a cronjob that runs svnsync,
>> > svn2git, and perhaps a push to github or gitorious, periodically.
>> 
>> Well, OK, we're doing that.  I think we're going to push to bitbucket
>> because it offers a real commit graph... oh, interesting, Gitorious does
>> too, now.  Perhaps we'll try both.
>
> The more the merrier! :)
>
>> > I'm doing just that for the FreeBSD repositories, 
>> 
>> Oh, wonderful!
>> 
>> > mail me at uqs-AT-FreeBSD.org if you need more help
>> 
>> Thanks.  Well, here are a few other questions we have:
>
> I should probably have mentioned that this is a pretty simple scenario,
> where one SVN repo gets converted to one GIT repo and the location of
> branches is well-formed and known in advance.
>
>> * Could you explain the "recurse" action?  We've read through the
>>   explanation on the website several times and still can't understand
>>   it.
>
> I never used it, never needed to. I trust you've read this?
> http://techbase.kde.org/Projects/MoveToGit/UsingSvn2Git

Yes, that's where the "explanation on the website" that I referred to lives.
>
> In any case, how complex is your SVN repository in terms of tags and
> branches, 

It's a royal mess; see
http://ci.boost.org/websvn/listing.php?repname=boost or
http://ci.boost.org/viewvc/boost/ if you dare.

> and do you need to absolutely get this right, because you are
> switching to GIT for good, or is this more of a long-term test into
> the feasibility of the conversion?

The former.

>> * Is there a tool for ensuring every file state committed to SVN is
>>   part of some Git commit in some Git repo produced by the system?
>
> Not to my knowledge, sorry. I only sporadically do this for the FreeBSD
> repositories, because we use SVN keywords, and it's a pain in the neck
> to get a checkout w/o them expanded.
>
>> * It seems like there could be more automation for dealing with svn
>>   copies, and probably a few other tasks.  Has it just turned out to be
>>   not worth automating?
>
> What do you mean by svn copies? 

I mean "svn cp"s, a.k.a. branches.  See the use of the --stop-on-copy
argument to svn log in the webpage you cited above.


-- 
Dave Abrahams
BoostPro Computing                  Software Development        Training
http://www.boostpro.com             Clang/LLVM/EDG Compilers  C++  Boost