Just to add - google "ppp over ssh" or similar and you'll get tons of examples (note, don't do the ppp thing if you have tap/tun) On Thu, Oct 30, 2014 at 8:58 PM, Iain Morgan <imorgan@xxxxxxxxxxxx> wrote: > On Fri, Oct 31, 2014 at 00:56:57 +0100, Christoph Anton Mitterer wrote: >> Hi. >> >> Is there a way via ssh_config (i.e. not talking about shell script >> wrappers around ssh, which of course could somehow do the job) to start >> a command before ssh connects? >> >> I think about e.g. a command (or series of commands) that does provide >> the necessary credentials (e.g. kinit, aklog) or perhaps does some port >> knocking on the remote server to open up ssh. >> >> >> Even better would be (well especially with looking at kerberos) to have >> and additional option to have the actual session process started by >> another command, e.g. k5start[0] or krenew[0]. >> That would make it much easier to handle connections that go to >> different realms. >> >> >> Perhaps at least the later can be done with ProxyCommand? >> > > The traditional answer would be "use a shell script or alias." However, > in some cases you could probably abuse ProxyCommand to do your bidding > -- keeping in mind that its stdio is connected to the ssh process. > > If you are using the latest OpenSSH, you might also be able to abuse teh > "Match exec" support. However, I'm not sure if that will work if the > command requires user input. I suspect that it won't. > > -- > Iain Morgan > _______________________________________________ > openssh-unix-dev mailing list > openssh-unix-dev@xxxxxxxxxxx > https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev _______________________________________________ openssh-unix-dev mailing list openssh-unix-dev@xxxxxxxxxxx https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev
