Re: [RFC 1/4 v2] Implement a basic remote helper for svn in C.

[Florian Achleitner <florian.achleitner2.6.31@gmail.com>]

On Thursday 26 July 2012 06:40:39 Jonathan Nieder wrote:
> Steven Michalske wrote:
> > On Jul 2, 2012, at 4:07 AM, Jonathan Nieder <jrnieder@gmail.com> wrote:
> >> [...]
> >> 
> >>> diff: Use fifo instead of pipe: Retrieve the name of the pipe from env
> >>> and open it for svndump.
> >> 
> >> I'd prefer to avoid this if possible, since it means having to decide
> >> where the pipe goes on the filesystem.  Can you summarize the
> >> discussion in the commit message so future readers understand why
> >> we're doing it?
> > 
> > Crazy thought here but would a socket not be a bad choice here?
> 
> Not crazy --- it was already mentioned.  It could probably allow using
> --cat-blob-fd even on the platforms that don't inherit file
> descriptors >2, though it wuld take some tweaking.  Though I still
> think the way forward is to keep using plain pipes internally for now
> and to make the bidirectional communication optional, since it
> wouldn't close any doors to whatever is most convenient on each
> platform.  Hopefully I'll hear more from Florian about this in time.

Would you like to see a new pipe patch?

> 
> > Imagine being able to ssh tunnel into the SVN server and run the helper
> > with filesystem access to the SVN repo.
> 
> We're talking about what communicates between the SVN dump parser the
> version control system-specific backend (git fast-import) that reads
> the converted result, so that particular socket wouldn't help much.
>

Yes .. the network part is already handled quite well by svnrdump.