)

// isControllerInstalled reports whether an operator deployment exists in the given namespace.
func isControllerInstalled(cs kubernetes.Interface, operatorNamespace string, revision string) (bool, error) {
	orn := operatorResourceName
	if revision != "" {
		orn += "-" + revision
	}
	return deploymentExists(cs, operatorNamespace, orn)
}

// renderOperatorManifest renders a manifest to install the operator with the given input arguments.

	processor *processor
}

func (cs *callbacks) Create() *processor {
	return cs.processors["create"]
}

func (cs *callbacks) Query() *processor {
	return cs.processors["query"]
}

func (cs *callbacks) Update() *processor {
	return cs.processors["update"]
}

func (cs *callbacks) Delete() *processor {
	return cs.processors["delete"]
}

func (cs *callbacks) Row() *processor {

		prevDriveIOStatsMu.Lock()
		if prevDriveIOStats != nil {
			duration := now.Sub(prevDriveIOStatsRefreshedAt)
			if duration.Seconds() > 1 {
				for d, cs := range currentStats {
					if ps, found := prevDriveIOStats[d]; found {
						v.ioStats[d] = getDriveIOStatMetrics(getDiffStats(ps, cs), duration)
					}
				}
			}
		}

		prevDriveIOStats = currentStats
		prevDriveIOStatsRefreshedAt = now
		prevDriveIOStatsMu.Unlock()

	"S":  arm.C_SBIT,
	"W":  arm.C_WBIT,
	"P":  arm.C_PBIT,
	"PW": arm.C_WBIT | arm.C_PBIT,
	"WP": arm.C_WBIT | arm.C_PBIT,
}

var armSCOND = map[string]uint8{
	"EQ":  arm.C_SCOND_EQ,
	"NE":  arm.C_SCOND_NE,
	"CS":  arm.C_SCOND_HS,
	"HS":  arm.C_SCOND_HS,
	"CC":  arm.C_SCOND_LO,
	"LO":  arm.C_SCOND_LO,
	"MI":  arm.C_SCOND_MI,
	"PL":  arm.C_SCOND_PL,
	"VS":  arm.C_SCOND_VS,
	"VC":  arm.C_SCOND_VC,
	"HI":  arm.C_SCOND_HI,