k3s/vendor/k8s.io/apiserver/pkg/util/apihelpers/helpers.go

101 lines
3.4 KiB
Go

/*
Copyright 2019 The Kubernetes 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 apihelpers
import (
"sort"
flowcontrol "k8s.io/api/flowcontrol/v1alpha1"
)
// SetFlowSchemaCondition sets conditions.
func SetFlowSchemaCondition(flowSchema *flowcontrol.FlowSchema, newCondition flowcontrol.FlowSchemaCondition) {
existingCondition := GetFlowSchemaConditionByType(flowSchema, newCondition.Type)
if existingCondition == nil {
flowSchema.Status.Conditions = append(flowSchema.Status.Conditions, newCondition)
return
}
if existingCondition.Status != newCondition.Status {
existingCondition.Status = newCondition.Status
existingCondition.LastTransitionTime = newCondition.LastTransitionTime
}
existingCondition.Reason = newCondition.Reason
existingCondition.Message = newCondition.Message
}
// GetFlowSchemaConditionByType gets conditions.
func GetFlowSchemaConditionByType(flowSchema *flowcontrol.FlowSchema, conditionType flowcontrol.FlowSchemaConditionType) *flowcontrol.FlowSchemaCondition {
for i := range flowSchema.Status.Conditions {
if flowSchema.Status.Conditions[i].Type == conditionType {
return &flowSchema.Status.Conditions[i]
}
}
return nil
}
// SetPriorityLevelConfigurationCondition sets conditions.
func SetPriorityLevelConfigurationCondition(priorityLevel *flowcontrol.PriorityLevelConfiguration, newCondition flowcontrol.PriorityLevelConfigurationCondition) {
existingCondition := GetPriorityLevelConfigurationConditionByType(priorityLevel, newCondition.Type)
if existingCondition == nil {
priorityLevel.Status.Conditions = append(priorityLevel.Status.Conditions, newCondition)
return
}
if existingCondition.Status != newCondition.Status {
existingCondition.Status = newCondition.Status
existingCondition.LastTransitionTime = newCondition.LastTransitionTime
}
existingCondition.Reason = newCondition.Reason
existingCondition.Message = newCondition.Message
}
// GetPriorityLevelConfigurationConditionByType gets conditions.
func GetPriorityLevelConfigurationConditionByType(priorityLevel *flowcontrol.PriorityLevelConfiguration, conditionType flowcontrol.PriorityLevelConfigurationConditionType) *flowcontrol.PriorityLevelConfigurationCondition {
for i := range priorityLevel.Status.Conditions {
if priorityLevel.Status.Conditions[i].Type == conditionType {
return &priorityLevel.Status.Conditions[i]
}
}
return nil
}
var _ sort.Interface = FlowSchemaSequence{}
// FlowSchemaSequence holds sorted set of pointers to FlowSchema objects.
// FlowSchemaSequence implements `sort.Interface`
type FlowSchemaSequence []*flowcontrol.FlowSchema
func (s FlowSchemaSequence) Len() int {
return len(s)
}
func (s FlowSchemaSequence) Less(i, j int) bool {
// the flow-schema w/ lower matching-precedence is prior
if ip, jp := s[i].Spec.MatchingPrecedence, s[j].Spec.MatchingPrecedence; ip != jp {
return ip < jp
}
// sort alphabetically
return s[i].Name < s[j].Name
}
func (s FlowSchemaSequence) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}