Re: support git+mosh for unreliable connections

[Pirate Praveen <praveen@debian.org>]

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On Thursday 16 April 2015 01:56 AM, Ilari Liusvaara wrote:
> On Wed, Apr 15, 2015 at 08:13:51PM +0530, Pirate Praveen wrote:
>>
>> Q: Are the mosh principles relevant to other network applications?
>>
>>     We think so. The design principles that Mosh stands for are
>> conservative: warning the user if the state being displayed is out of
>> date, serializing and checkpointing all transactions so that if there
>> are no warnings, the user knows every prior transaction has succeeded,
>> and handling expected events (like roaming from one WiFi network to
>> another) gracefully.
>>
>> Can the ideas be used to resume a pull, push or clone operation?
>> Especially serializing and checkpointing.
> 
> Well, it is possible to write a remote helper and serverside program
> that internally handles connection unreliability, so Git itself
> (upload-archive, upload-pack, receive-pack, archive, fetch-pack
> and send-pack) sees a reliable (full-duplex, half-closeable, stream)
> channel.
> 
> Suitably done, that can "resume" (from Git POV, nothing special
> happened) across things like IP address changes.
> 
> However, that is quite difficult to do in practice. Not because
> interface to Git is complicated, but because the transport problem
> itself is complicated (however, it still seems way easier than
> making Git internally be able to resume interrupted operations).
> 
> Mosh needs to solve at least most of that, it just doesn't provode
> the right kind of interface.

I have requested mosh team to fix these issues
https://github.com/keithw/mosh/issues/597



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