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Re: "IMAP IDLE"-like long-polling "git fetch"




On Sat, Dec 29, 2018 at 03:56:21AM +0000, Eric Wong wrote:
> Hey all, I just added this to the TODO file for public-inbox[1] but
> obviously it's intended for git.git (meta@public-inbox cc-ed):
> 
> > +* Contribute something like IMAP IDLE for "git fetch".
> > +  Inboxes (and any git repos) can be kept up-to-date without
> > +  relying on polling.
> 
> I would've thought somebody had done this by now, but I guess
> it's dependent on a bunch of things (TLS layer nowadays, maybe
> HTTP/2), so git-daemon support alone wouldn't cut it...

Polling is not all bad, especially for large repository collections. I'm
not sure you want to "idle" individual repositories when there's
thousands of them. We ended up writing grokmirror for replicating
repo collections using manifest files.

> Anyways, until this is implemented, feel free to continue
> hammering a way on https://public-inbox.org/git/ with frequent
> "git fetch".  I write C10K servers in my sleep -_-

The archive is also mirrored at
https://git.kernel.org/pub/scm/public-inbox/vger.kernel.org/git.git, and
also on kernel.googlesource.com.

-K