Re: [libvirt] [PATCH RFC] LXC: add HOME environment variable

-----Original Message----- On Tue, Aug 12, 2014 at 11:21:41AM +0200, Richard Weinberger wrote: > On Mon, Aug 11, 2014 at 11:13 AM, Daniel P. Berrange > <berrange(a)redhat.com&gt; wrote: > > On Tue, Aug 05, 2014 at 02:40:53AM +0000, chenhanxiao(a)cn.fujitsu.com wrote: > >> ping > >> > >> > -----Original Message----- > >> > From: libvir-list-bounces(a)redhat.com [mailto:libvir-list-bounces@redhat.com] > >> > On Behalf Of Chen Hanxiao > >> > Sent: Friday, July 25, 2014 2:40 PM > >> > To: libvir-list(a)redhat.com > >> > Subject: [libvirt] [PATCH RFC] LXC: add HOME environment variable > >> > > >> > We lacked of HOME environment variable, > >> > set 'HOME=/' as default. > >> > > >> > Signed-off-by: Chen Hanxiao <chenhanxiao(a)cn.fujitsu.com&gt; > >> > --- > >> > src/lxc/lxc_container.c | 1 + > >> > 1 file changed, 1 insertion(+) > >> > > >> > diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c > >> > index 1cf2c8f..9df9c04 100644 > >> > --- a/src/lxc/lxc_container.c > >> > +++ b/src/lxc/lxc_container.c > >> > @@ -236,6 +236,7 @@ static virCommandPtr > >> > lxcContainerBuildInitCmd(virDomainDefPtr vmDef, > >> > virCommandAddEnvString(cmd, "PATH=/bin:/sbin"); > >> > virCommandAddEnvString(cmd, "TERM=linux"); > >> > virCommandAddEnvString(cmd, "container=lxc-libvirt"); > >> > + virCommandAddEnvString(cmd, "HOME=/"); > >> > virCommandAddEnvPair(cmd, "container_uuid", uuidstr); > >> > if (nttyPaths > 1) > >> > virCommandAddEnvPair(cmd, "container_ttys", > >> > virBufferCurrentContent(&buf)); > > > > I'm curious what expects to have a $HOME env var set. I'd tend to view > > the setting of $HOME to be something that the software in the container > > should take care of. > > The kernel sets up $HOME for the init process. > Therefore any init can assume that $HOME is set. > libvirt currently violates that implicit rule. Ah ok, that makese sense then. ACK

> > > Setting HOME=/ in libvirt isn't a problem, I'm just curious why we need > > it. Regards, Daniel -- |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :| |: http://libvirt.org -o- http://virt-manager.org :| |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|