return None return True def attach(vm_id, vif_id): ''' Author : LHearen E-mail : [email protected] Time : 2016-01-06 15:35 Description : Attaching a vif to a VM; ''' dom = None try: dom = conn.lookupByUUIDString(vm_id) except Exception, e: logNotFound("VM", vm_id, e) return None ret = VIFHelper.retrieve({"_id": vif_id}) macString = ret['macString'] source = ret['source'] interfaceXmlConfig = XmlConverter.toVIFXml(source, macString) try: dom.attachDeviceFlags(interfaceXmlConfig, 0) dataDict = {"busy": True, "attachedVM": vm_id} VIFHelper.update({"_id": vif_id}, dataDict) dataDict = {"vifs.vif_id": vif_id, "vifs.macString": macString} VMHelper.update({"_id": vm_id}, dataDict) return True except Exception, e: log.debug("Attaching VIF %s to VM %s failed! Message: %s" % (vif_id, vm_id, e)) return None