On Fri, Dec 08, 2017 at 12:56:11PM +0100, Edward Shryane wrote: > We could also add an 'end-of-stream' comment in keep-alive mode, > something like '%END (starting serial) - (ending serial)', which is > output after any backlog of updates.
Yeah, that would be useful. Is this easy low hanging fruit? > It's still possible not to have any updates for a time, which a client > may see as a timeout. We could also add a heartbeat mechanism, to > periodically output a comment such as '%HEARTBEAT', if there have not > been any updates. > > Do either of these changes necessitate a new protocol version? I doubt it, since "%END XXX - YYY" is a comment. > We could also provide NRTM over HTTP(S) WebSockets, that protocol > includes support for a Ping/Pong heartbeat mechanism. Shouldn't we do away with NRTM at that point and come up with a DELTA-like protocol? :) Kind regards, Job
