generated from kubernetes/kubernetes-template-project
/
dataset_condition.go
103 lines (84 loc) · 3.46 KB
/
dataset_condition.go
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/*
Copyright 2023 The Fluid Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package utils
import (
datav1alpha1 "github.com/fluid-cloudnative/fluid/api/v1alpha1"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
// NewDatasetCondition creates a new Cache condition.
func NewDatasetCondition(conditionType datav1alpha1.DatasetConditionType, reason, message string, status v1.ConditionStatus) datav1alpha1.DatasetCondition {
return datav1alpha1.DatasetCondition{
Type: conditionType,
Status: status,
LastTransitionTime: metav1.Now(),
LastUpdateTime: metav1.Now(),
Reason: reason,
Message: message,
}
}
// SetDatasetCondition updates the dataset to include the provided condition.
// If the condition that we are about to add already exists
// and has the same status and reason then we are not going to update.
func UpdateDatasetCondition(conditions []datav1alpha1.DatasetCondition, condition datav1alpha1.DatasetCondition) []datav1alpha1.DatasetCondition {
// currentCond := GetDatasetCondition(conditions, condition.Type)
// conditions = trimDatasetConditions(conditions)
index, oldCondtion := GetDatasetCondition(conditions, condition.Type)
if oldCondtion == nil {
conditions = append(conditions, condition)
return conditions
}
// We are updating an existing condition, so we need to check if it has changed.
if condition.Status == oldCondtion.Status {
condition.LastTransitionTime = oldCondtion.LastTransitionTime
}
conditions[index] = condition
return conditions
}
// GetDatasetCondition returns dataset condition according to a given dataset condition type.
// If found, return index of the founded condition in the condition array and the founded condition itself, otherwise return -1 and nil.
func GetDatasetCondition(conditions []datav1alpha1.DatasetCondition,
condType datav1alpha1.DatasetConditionType) (index int, condition *datav1alpha1.DatasetCondition) {
if conditions == nil {
return -1, nil
}
for i := range conditions {
if conditions[i].Type == condType {
return i, &conditions[i]
}
}
return -1, nil
}
// func trimDatasetConditions(conditions []datav1alpha1.DatasetCondition) []datav1alpha1.DatasetCondition {
// knownConditions := map[datav1alpha1.DatasetConditionType]bool{}
// newConditions := []datav1alpha1.DatasetCondition{}
// for _, condition := range conditions {
// if _, found := knownConditions[condition.Type]; !found {
// newConditions = append(newConditions, condition)
// knownConditions[condition.Type] = true
// }
// }
// return newConditions
// }
// IsDatasetConditionExist checks if the given dataset condition exists in the given dataset condition array.
func IsDatasetConditionExist(conditions []datav1alpha1.DatasetCondition,
cond datav1alpha1.DatasetCondition) (found bool) {
condType := cond.Type
index, existCond := GetDatasetCondition(conditions, condType)
if index != -1 {
if existCond.Status == v1.ConditionTrue {
found = true
}
}
return found
}