Re: ssh does not source /etc/bash.bashrc, but manual execution of /bin/bash does it under specific circumstances

[Nick]

Hello Chet and Eduardo,

thank you very much for your replies. Everything is crystal clear now.
Sorry for the 'wrong alarm' (:

Best,
Nick

On 20/12/2016 20:24, Chet Ramey wrote:
> On 12/20/16 11:11 AM, Nick wrote:
>
> >          i came up with a weird behavior of ssh+bash on my Debian box (8.6).
> >          I created an alias in /etc/bash.bashrc file, which is sourced through 
> > /etc/profile.
> >          Everything worked fine, till i decided to remove the '. 
> > /etc/bash.bashrc' line from /etc/profile.
> >          When i` m connected via ssh the '/etc/bash.bashrc' is not sourced and 
> > the alias does not work as expected.
> >          But, when i execute bash from my shell, the '/etc/bash.bashrc' seems 
> > to be sourced and the alias is there (please find bellow a demo)
> ssh without a command is equivalent to slogin, which starts a login shell
> on the remote host.  Login shells don't execute ~/.bashrc (and, if so
> configured, SYS_BASHRC), so there's usually a line to source it in one of
> the login shell startup files (/etc/profile in your case).  That's why
> it's there, and that's why removing it had the effect you observed.
>
> >          Not sure if i miss something (f.x. bash is executed with different 
> > flags while being called from ssh versus a user), but as far as i understand, 
> > the same things should be (or not) sourced.
> Well, it's the difference between a login shell and a non-login interactive
> shell.