"Hub":                        validateHub,
		"Tag":                        validateTag,
		"Revision":                   validateRevision,
		"Components.IngressGateways": validateGatewayName,
		"Components.EgressGateways":  validateGatewayName,
	}
	// requiredValues lists all the values that must be non-empty.
	requiredValues = map[string]bool{}
)

// CheckIstioOperator validates the operator CR.