Re: Remote asynchronous processes

[Philipp Stephani]

Am Di., 4. Aug. 2020 um 19:35 Uhr schrieb Michael Albinus
<michael.albinus@gmx.de>:
>
> Philipp Stephani <p.stephani2@gmail.com> writes:
>
> Hi Philipp,
>
> >> However, we will loose features of remote asynchronous processes. At
> >> least (and not comprehensive), processes started via make-process
> >>
> >> - are not checked for passwords or other interactive dialogues
> >> - do not not support multi-hops anymore
> >> - cannot be killed via interrupt-process (??? I'm not sure)
> >> - do not tell the remote tty
> >> - ...
> >
> > These are typically irrelevant for the editing use cases I have in
> > mind. In particular, starting a Flymake backend couldn't ever prompt
> > the user; any prompt should be converted into a silent failure.
>
> There are prompts you aren't aware of. Password requests are handled by
> Tramp silently, using auth-sources caches. Don't think only about ssh
> where you can use public keys, there's also sudo or whatever.

Fair enough, though I think these prompts are also not really feasible
for the purpose of fast-starting asynchronous processes, as TRAMP
needs to wait at least a tiny bit for the prompts, and every bit of
synchronous waiting is already too much for this use case.