[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>
---
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:
--
1.8.1.4