Re: [libvirt] [PATCH] lxc: Bind mount container TTYs

Am 26.06.2015 um 15:09 schrieb Martin Kletzander: > On Tue, Jun 23, 2015 at 04:38:57PM +0200, Richard Weinberger wrote: >> Instead of creating symlinks, bind mount the devices to >> /dev/pts/XY. >> Using bind mounts it is no longer needed to add pts devices >> to files like /dev/securetty. >> > > I guess you meant /etc/securetty. Lol, yes. :-) > This patch makes sense, but if I start a container that I couldn't > login as a root into (because of securetty), it still doesn't help, I > still can't login. Moreover, if I stop it and start it few times and > restart the daemon (I'm not sure whether that's needed, it's just that > I had to switch between gdb and non-gdb daemons and it happened only > sometimes), I get this: > > error: internal error: guest failed to start: unexpected exit status 125 > > The error in log is: > > libvirt: error : failed to setup stdout file handle: Bad file descriptor > > I briefly looked at it and *cmd->outfdptr has the value of 247083264 > which is nowhere in the output of lsof for that process. I know that > it doesn't sounds even remotely related, but without this patch that > doesn't happen. Maybe it just uncovers some error rotting there for a > long time... Hmm, very strange. What guest container are you using? I tried with a Debian jessi and had user namespace enabled.

Thanks, //richard