From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Wed 27 Apr 2005 - 15:01:40 BST
On Wed, Apr 27, 2005 at 11:26:22AM +0200, Arjen wrote:
>
>
> On Wed, 20 Apr 2005, Herbert Poetzl wrote:
>
> >On Tue, Apr 19, 2005 at 11:06:56PM +0200, Arjen wrote:
> >>Hi!
> >>
> >>Playing around with my vservers i noticed this, i can ssh from my root
> >>server to my vservers, but from my vservers i can't ssh to another
> >>vserver,
> >>to the rootserver or to the 'outside'. Is this common behavior? If not any
> >>hints on how to get around this? I can imagine it has something to do with
> >>all network interfaces having the same macaddress on host and vservers,
> >>but
> >>was hoping there was a workaround. For now i'm stuck with 'Host
> >>verification
> >>failed', not handy when having port 22 on my nat-router forwarded to a
> >>vserver.
> >>
> >>Oh, btw, when I do it as root it works! Now I really don't get it.
> >
> >sounds like an userspace/configuration issue to me ...
> >
> >did you check the logs on the server side? maybe some
> >permissions are not as expected ... does ssh or any
> >shell work as user (inside the vserver)?
>
> Nothing in the logs...
>
> Yes, i can start f.e. sash without any problems. But i still can't ssh
> out of the vserver as a normal user, only as root.
>
> The thing is, i'm still battling this. I've got a similar problem using
> screen, when i start screen as a normal user it tells me:
> No more PTYs.
> Sorry could not find a PTY.
what does 'ls -la /dev/' inside the vserver give, and
what 'cat /proc/mounts'?
> I can fix this for screen by making it suid, but thats not a real
> solution.
>
> I've been googling for the ssh issue and found that this also could be
> related to not being able to allocate a tty.
could you provide an strace -fF of a failing screen?
TIA,
Herbert
> Sorry for bringing this up again, but i'm getting tired of having to su
> to be able to ssh out of my vservers.
>
> Any hints appreciated!
> -Arjen
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