openpty() and jail in RELENG_7

[Tom Evans]

On Wed, 2007-11-07 at 16:21 +0200, Vlad GALU wrote:
> On 11/7/07, Tom Evans <tevans.uk at googlemail.com> wrote:
> > On Tue, 2007-11-06 at 22:19 +0200, Dan Epure wrote:
> > > Hi All,
<snip>
> > > I think the problem is related to restrictions imposed by the jail.
> > >
> > > Please advise.
> > >
> > > Gepu
> >
> > This is because you haven't been allocated a pty inside your jail.
> > Enable sshd inside your jail, ssh to your jail (which will allocate you
> > a pty). Then from inside your jail, you can use any pty-using
> > application you wish.
> >
> > I am presuming you are doing something like 'jexec 1 /bin/csh' or
> > similar, and I'm only really repeating Xin Li's advice to me[1].
> >
> > Cheers
> >
> > Tom
> >
> > [1]
> > http://lists.freebsd.org/pipermail/freebsd-jail/2007-October/000106.html
> >
> >
> 
>     I'm chiming in to signal a possibly related problem. Logging in
> and out via sshd behaves normally (ie: the ptys are cleaned up
> accordingly) but opening virtual consoles in screen and then closing
> them does not, thus leading to starvation.
> 

I can confirm this also occurs in our jails on 6.2-RELEASE-p5. 

Tom
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