/
common.go
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/
common.go
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// Copyright 2017 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 replicaset
import (
"github.com/kubernetes/dashboard/src/app/backend/api"
metricapi "github.com/kubernetes/dashboard/src/app/backend/integration/metric/api"
"github.com/kubernetes/dashboard/src/app/backend/resource/common"
"github.com/kubernetes/dashboard/src/app/backend/resource/dataselect"
"github.com/kubernetes/dashboard/src/app/backend/resource/event"
apps "k8s.io/api/apps/v1beta2"
"k8s.io/api/core/v1"
)
// ReplicaSet is a presentation layer view of Kubernetes Replica Set resource. This means
// it is Replica Set plus additional augmented data we can get from other sources
// (like services that target the same pods).
type ReplicaSet struct {
ObjectMeta api.ObjectMeta `json:"objectMeta"`
TypeMeta api.TypeMeta `json:"typeMeta"`
// Aggregate information about pods belonging to this Replica Set.
Pods common.PodInfo `json:"pods"`
// Container images of the Replica Set.
ContainerImages []string `json:"containerImages"`
// Init Container images of the Replica Set.
InitContainerImages []string `json:"initContainerImages"`
}
// ToReplicaSet converts replica set api object to replica set model object.
func ToReplicaSet(replicaSet *apps.ReplicaSet, podInfo *common.PodInfo) ReplicaSet {
return ReplicaSet{
ObjectMeta: api.NewObjectMeta(replicaSet.ObjectMeta),
TypeMeta: api.NewTypeMeta(api.ResourceKindReplicaSet),
ContainerImages: common.GetContainerImages(&replicaSet.Spec.Template.Spec),
InitContainerImages: common.GetInitContainerImages(&replicaSet.Spec.Template.Spec),
Pods: *podInfo,
}
}
// The code below allows to perform complex data section on Replica Set
type ReplicaSetCell apps.ReplicaSet
func (self ReplicaSetCell) GetProperty(name dataselect.PropertyName) dataselect.ComparableValue {
switch name {
case dataselect.NameProperty:
return dataselect.StdComparableString(self.ObjectMeta.Name)
case dataselect.CreationTimestampProperty:
return dataselect.StdComparableTime(self.ObjectMeta.CreationTimestamp.Time)
case dataselect.NamespaceProperty:
return dataselect.StdComparableString(self.ObjectMeta.Namespace)
default:
// if name is not supported then just return a constant dummy value, sort will have no effect.
return nil
}
}
func (self ReplicaSetCell) GetResourceSelector() *metricapi.ResourceSelector {
return &metricapi.ResourceSelector{
Namespace: self.ObjectMeta.Namespace,
ResourceType: api.ResourceKindReplicaSet,
ResourceName: self.ObjectMeta.Name,
UID: self.UID,
}
}
func ToCells(std []apps.ReplicaSet) []dataselect.DataCell {
cells := make([]dataselect.DataCell, len(std))
for i := range std {
cells[i] = ReplicaSetCell(std[i])
}
return cells
}
func FromCells(cells []dataselect.DataCell) []apps.ReplicaSet {
std := make([]apps.ReplicaSet, len(cells))
for i := range std {
std[i] = apps.ReplicaSet(cells[i].(ReplicaSetCell))
}
return std
}
func getStatus(list *apps.ReplicaSetList, pods []v1.Pod, events []v1.Event) common.ResourceStatus {
info := common.ResourceStatus{}
if list == nil {
return info
}
for _, rs := range list.Items {
matchingPods := common.FilterPodsByControllerRef(&rs, pods)
podInfo := common.GetPodInfo(rs.Status.Replicas, rs.Spec.Replicas, matchingPods)
warnings := event.GetPodsEventWarnings(events, matchingPods)
if len(warnings) > 0 {
info.Failed++
} else if podInfo.Pending > 0 {
info.Pending++
} else {
info.Running++
}
}
return info
}