agent: hyperstart: Tear down properly the pod

By using stopPod() to call into DESTROYPOD command, we make sure
the pod inside the VM is properly torn down.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>

Author: Sebastien Boeuf

hyperstart.go

@@ -440,6 +440,15 @@ func (h *hyper) startPod(pod Pod) error {
 
 // stopPod is the agent Pod stopping implementation for hyperstart.
 func (h *hyper) stopPod(pod Pod) error {
+	proxyCmd := hyperstartProxyCmd{
+		cmd:     hyperstart.DestroyPod,
+		message: nil,
+	}
+
+	if _, err := h.proxy.sendCmd(proxyCmd); err != nil {
+		return err
+	}
+
 	return nil
 }