Date: Thu, 04 Oct 2007 09:20:25 +0100 From: Tom Evans <tevans.uk@googlemail.com> To: Kim Attree <kim.attree@za.verizonbusiness.com> Cc: freebsd-stable@freebsd.org, freebsd-jail@freebsd.org, d@delphij.net Subject: Re: Cannot ssh from jail Message-ID: <1191486025.1475.33.camel@localhost> In-Reply-To: <4704A17E.6030703@za.verizonbusiness.com> References: <1191428709.1475.26.camel@localhost> <4703CA06.7050103@delphij.net> <4704A17E.6030703@za.verizonbusiness.com>
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[-- Attachment #1 --] On Thu, 2007-10-04 at 10:17 +0200, Kim Attree wrote: > LI Xin wrote: > > Tom Evans wrote: > > > >> Hi stable@, jail@ [jail@ plz cc me as I'm not subscribed] > >> > >> I'm having some problems setting up some jails for semi-isolated > >> development (ie, so we can isolate the developers into a jail, give them > >> all the root access they want, and not worry about them blowing up more > >> than their own jail) on 6.2-RELEASE-p5. > >> > >> I have set up a jail, using ezjail, which appeared to work fine. I can > >> start the jail, and use jexec to spawn a shell inside the jail. However, > >> if I then try to ssh from the jail to another box, ssh fails with the > >> error message (with -v): > >> > > > > I think the problem is that if you jexec into a jail then you don't have > > a TTY at hand, so bad things would happen. If you login into the jail > > by some ways (e.g. by ssh or telnet or whatever that spawns a TTY for > > you) then it would work I bet. > > > > Cheers, > > > I had the same problem, setup SSHD in the jail, ssh'ed into that, and > then from there got a TTY and could ssh to anywhere. > > Li is right, with jexec you don't get allocated a TTY. > > Laters, > > Kim Thanks guys, that works perfectly Cheers Tom [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQBHBKJFlcRvFfyds/cRAr7tAKCTYi3f7cNrIU0S+pemjoLVCNjm6ACeMggo gKmg8sVbCN9w2J1m7v8HaQM= =QHGB -----END PGP SIGNATURE-----help
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