DataCenter zone = _configService.getZone(zoneId);
if (zone == null) {
throw new InvalidParameterValueException("Unable to find zone by id=" + zoneId);
}
ServiceOffering serviceOffering = _configService.getServiceOffering(serviceOfferingId);
if (serviceOffering == null) {
throw new InvalidParameterValueException("Unable to find service offering: " + serviceOfferingId);
}
VirtualMachineTemplate template = _templateService.getTemplate(templateId);
// Make sure a valid template ID was specified
if (template == null) {
throw new InvalidParameterValueException("Unable to use template " + templateId);
}
DiskOffering diskOffering = null;
if (diskOfferingId != null) {
diskOffering = _configService.getDiskOffering(diskOfferingId);
if (diskOffering == null) {
throw new InvalidParameterValueException("Unable to find disk offering " + diskOfferingId);
}
}
if (!zone.isLocalStorageEnabled()) {
if (serviceOffering.getUseLocalStorage()) {
throw new InvalidParameterValueException("Zone is not configured to use local storage but service offering " + serviceOffering.getName() + " uses it");
}
if (diskOffering != null && diskOffering.getUseLocalStorage()) {
throw new InvalidParameterValueException("Zone is not configured to use local storage but disk offering " + diskOffering.getName() + " uses it");
}
}