[libvirt] [PATCH 6/7] lxc: Verify root fs exists before mounting
Otherwise the following virFileMakePath will create the directory for
us and fail further ahead, which probably isn't intended.
Signed-off-by: Cole Robinson <crobinso(a)redhat.com>
---
src/lxc/lxc_controller.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/src/lxc/lxc_controller.c b/src/lxc/lxc_controller.c
index c94d0d0..7d60090 100644
--- a/src/lxc/lxc_controller.c
+++ b/src/lxc/lxc_controller.c
@@ -664,6 +664,14 @@ lxcControllerRun(virDomainDefPtr def,
*/
if (root) {
VIR_DEBUG("Setting up private /dev/pts");
+
+ if (!virFileExists(root->src)) {
+ virReportSystemError(errno,
+ _("root source %s does not exist"),
+ root->src);
+ goto cleanup;
+ }
+
if (unshare(CLONE_NEWNS) < 0) {
virReportSystemError(errno, "%s",
_("Cannot unshare mount namespace"));
--
1.7.4.4