/**
* {@inheritdoc}
* @see ApiEntityAdapter::validateEntity()
* @param Entity\FarmRoleScalingMetric $entity scaling metric entity
*/
public function validateEntity($entity)
{
if (!$entity instanceof Entity\FarmRoleScalingMetric) {
throw new InvalidArgumentException(sprintf("First argument must be instance of Scalr\\Model\\Entity\\FarmRoleScalingMetric class"));
}
$farmRole = $entity->getFarmRole();
if (empty($farmRole)) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, sprintf("Could not find out the Farm role with ID: %d", $entity->farmRoleId));
}
$disabledScalingBehaviors = array_intersect(FarmRoleAdapter::$disableScalingBehaviors, $farmRole->getRole()->getBehaviors());
if (!empty($disabledScalingBehaviors)) {
throw new ApiErrorException(409, ErrorMessage::ERR_CONFIGURATION_MISMATCH, sprintf('Can not add Scaling Metric to the Role with the following built-in automation types: %s.', implode(', ', RoleAdapter::behaviorsToData($disabledScalingBehaviors))));
}
if (empty($entity->id)) {
if (empty($entity->metricId)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property name");
}
$criteria = [['farmRoleId' => $entity->farmRoleId], ['metricId' => $entity->metricId]];
if (!empty(Entity\FarmRoleScalingMetric::findOne($criteria))) {
throw new ApiErrorException(409, ErrorMessage::ERR_UNICITY_VIOLATION, 'This Scaling metric already added to the current Farm role.');
}
}
}
/**
* Setups given scaling configuration to specified farm role
*
* @param FarmRole $farmRole Configurable farm role
* @param object $scaling Scaling configuration
*
* @throws ApiErrorException
*/
public static function setupScalingConfiguration(FarmRole $farmRole, $scaling)
{
$disabledScalingBehaviors = array_intersect(static::$disableScalingBehaviors, $farmRole->getRole()->getBehaviors());
if (!empty($disabledScalingBehaviors)) {
throw new ApiErrorException(409, ErrorMessage::ERR_CONFIGURATION_MISMATCH, sprintf('Can not add scaling configuration to the Role with the following built-in automation types: %s.', implode(', ', RoleAdapter::behaviorsToData($disabledScalingBehaviors))));
}
if (isset($scaling->enabled)) {
$farmRole->settings[FarmRoleSetting::SCALING_ENABLED] = intval($scaling->enabled);
}
if (isset($scaling->minInstances)) {
if ($scaling->minInstances < 0) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Property scaling.minInstances must be greater than or equal to 0");
}
$farmRole->settings[FarmRoleSetting::SCALING_MIN_INSTANCES] = intval($scaling->minInstances);
}
if (isset($scaling->maxInstances)) {
if ($scaling->maxInstances > 400) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Property scaling.maxInstances must be less than or equal to 400");
}
$farmRole->settings[FarmRoleSetting::SCALING_MAX_INSTANCES] = intval($scaling->maxInstances);
}
if ($farmRole->settings[FarmRoleSetting::SCALING_MAX_INSTANCES] < $farmRole->settings[FarmRoleSetting::SCALING_MIN_INSTANCES]) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Property scaling.maxInstances must be greater than or equal to scaling.minInstances");
}
}
