Initial commit

vendor/github.com/hyperhq/hypercli/daemon/graphdriver/aufs/mount.go

@@ -0,0 +1,21 @@
+// +build linux
+
+package aufs
+
+import (
+	"os/exec"
+	"syscall"
+
+	"github.com/Sirupsen/logrus"
+)
+
+// Unmount the target specified.
+func Unmount(target string) error {
+	if err := exec.Command("auplink", target, "flush").Run(); err != nil {
+		logrus.Errorf("Couldn't run auplink before unmount: %s", err)
+	}
+	if err := syscall.Unmount(target, 0); err != nil {
+		return err
+	}
+	return nil
+}