Date: Tue, 16 Mar 2010 11:19:27 -0400 From: John Nielsen <john@jnielsen.net> To: freebsd-emulation@freebsd.org Cc: Alexander Leidinger <Alexander@leidinger.net>, Ed Schouten <ed@80386.nl> Subject: Re: linux-only jail possible? Message-ID: <201003161119.27247.john@jnielsen.net> In-Reply-To: <201003161023.37749.lists@jnielsen.net> References: <201003021325.27197.lists@jnielsen.net> <20100316100221.19045bdtxsacbysc@webmail.leidinger.net> <201003161023.37749.lists@jnielsen.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tuesday 16 March 2010 10:23:37 John Nielsen wrote: > On Tuesday 16 March 2010 05:02:21 Alexander Leidinger wrote: > > Quoting John Nielsen <lists@jnielsen.net> (from Mon, 15 Mar 2010 > > > > 20:46:05 -0400): > > > On Sunday 07 March 2010 05:44:37 am Ed Schouten wrote: > > >> * Alexander Leidinger <Alexander@Leidinger.net> wrote: > > >> > On Sat, 6 Mar 2010 19:15:12 +0100 Ed Schouten <ed@80386.nl> wrote: > > >> > > I am still in doubt what to do. Maybe we could consider > > >> > > committing a patch like this: > > >> > > > >> > [...] > > >> > > > >> > > This is a bit more complete. What it does, is that it creates a > > >> > > symlink from /proc/%d/fd to /dev/fd, only if the calling process > > >> > > matches. Then when you mount fdescfs on /dev/fd, it also does > > >> > > the right thing, because it will always readlink() on a > > >> > > character device, which also returns an error code. > > >> > > > > >> > > Comments, suggestions anyone? > > >> > > > >> > Looks better than the one before. :) > > >> > > >> Great. Just committed it to SVN: > > >> > > >> http://svn.freebsd.org/viewvc/base?view=revision&revision=204825 > > > > > > I finally tried the patch from SVN today and it does NOT resolve the > > > openpty issue on FreeBSD 8-STABLE amd64 + CentOS 5.4 i386 jail + > > > OpenSSH 4.3p2. I still (or again) get the "fatal: openpty returns > > > device for which ttyname fails." message. > > > > Just to verify: You have fdeskfs mounted in the linux jail? > > Err.. no. Did I miss that requirement? :) I'll give that a go with the > SVN linproc patch. Well that was.. dramatic. I mounted fdescfs and tried to ssh to the jail. The (host) box immediately panicked (before I put in a password or did anything other than "ssh <jailip>"): panic: fdesc_readdir: not hungry cpuid = 0 Uptime: ... etc JN
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201003161119.27247.john>