Re: [libvirt] [PATCH v3 09/12] LXC: controller: change the owner of /dev to the root user of container

container will create /dev/pts directory in /dev. the owner of /dev should be the root user of container. Signed-off-by: Gao feng <gaofeng(a)cn.fujitsu.com&gt; --- src/lxc/lxc_controller.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/src/lxc/lxc_controller.c b/src/lxc/lxc_controller.c index 4660f25..f892ce3 100644 --- a/src/lxc/lxc_controller.c +++ b/src/lxc/lxc_controller.c @@ -1191,6 +1191,13 @@ virLXCControllerSetupDev(virLXCControllerPtr ctrl) char *opts = NULL; char *dev = NULL; int ret = -1; + uid_t uid = (uid_t)-1; + gid_t gid = (gid_t)-1; + + if (ctrl->def->idmap.uidmap) { + uid = ctrl->def->idmap.uidmap[0].target; + gid = ctrl->def->idmap.gidmap[0].target; + } VIR_DEBUG("Setting up /dev/ for container"); @@ -1231,6 +1238,13 @@ virLXCControllerSetupDev(virLXCControllerPtr ctrl) goto cleanup; } + if (chown(dev, uid, gid) < 0) { + virReportSystemError(errno, + _("Failed to change owner of %s to %d:%d"), + dev, uid, gid); + goto cleanup; + } + ret = 0; cleanup: