On 2015-01-21, Jason Vas Dias <jason.vas.dias@xxxxxxxxx> wrote:
> Please can OpenSSH provide some way of specifying which shell to use to
> execute commands on a host.
No way. The security fallout is staggering.
> For the account I need to use, the user's password shell is not acceptable,
> (a ten year old version of bash 3.0)
> and cannot be changed without weeks or months of burocracy , if at all.
Oh, but you could install a new sshd there?
> I built & installed the latest bash under that account, in the ~/bin directory,
> but SSH will not use it.
---- ~/.profile --->
case $BASH_VERSION in
3.*) exec ~/bin/bash -l ;;
esac
<-------------------
You can build something similar with ~/.bashrc for non-login shells.
> Using the client OpenSSH version : 1:6.6p1-2ubuntu2 on a linux x86_64
> Ubuntu 14.04.1 host,
> if I try to specify which bash to use for an SSH command like :
> $ ssh $account /home/${user}/bin/bash -c 'echo $BASH_VERSION; echo
> $BASH_VERSION';
> something very weird happens - only the second statement produces any
> output .
Insufficient quoting.
$ ssh $account "/home/${user}/bin/bash -c 'echo \$BASH_VERSION; echo \$BASH_VERSION'"
--
Christian "naddy" Weisgerber naddy@xxxxxxxxxxxx
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