-
Notifications
You must be signed in to change notification settings - Fork 0
/
list.go
108 lines (91 loc) · 4.22 KB
/
list.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
// 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 horizontalpodautoscaler
import (
"github.com/kubernetes/dashboard/src/app/backend/api"
"github.com/kubernetes/dashboard/src/app/backend/errors"
"github.com/kubernetes/dashboard/src/app/backend/resource/common"
autoscaling "k8s.io/api/autoscaling/v1"
k8sClient "k8s.io/client-go/kubernetes"
)
type HorizontalPodAutoscalerList struct {
ListMeta api.ListMeta `json:"listMeta"`
// Unordered list of Horizontal Pod Autoscalers.
HorizontalPodAutoscalers []HorizontalPodAutoscaler `json:"horizontalpodautoscalers"`
// List of non-critical errors, that occurred during resource retrieval.
Errors []error `json:"errors"`
}
// HorizontalPodAutoscaler (aka. Horizontal Pod Autoscaler)
type HorizontalPodAutoscaler struct {
ObjectMeta api.ObjectMeta `json:"objectMeta"`
TypeMeta api.TypeMeta `json:"typeMeta"`
ScaleTargetRef ScaleTargetRef `json:"scaleTargetRef"`
MinReplicas *int32 `json:"minReplicas"`
MaxReplicas int32 `json:"maxReplicas"`
CurrentCPUUtilizationPercentage *int32 `json:"currentCPUUtilizationPercentage"`
TargetCPUUtilizationPercentage *int32 `json:"targetCPUUtilizationPercentage"`
}
func GetHorizontalPodAutoscalerList(client k8sClient.Interface, nsQuery *common.NamespaceQuery) (*HorizontalPodAutoscalerList, error) {
channel := common.GetHorizontalPodAutoscalerListChannel(client, nsQuery, 1)
hpaList := <-channel.List
err := <-channel.Error
nonCriticalErrors, criticalError := errors.HandleError(err)
if criticalError != nil {
return nil, criticalError
}
return toHorizontalPodAutoscalerList(hpaList.Items, nonCriticalErrors), nil
}
func GetHorizontalPodAutoscalerListForResource(client k8sClient.Interface, namespace, kind, name string) (*HorizontalPodAutoscalerList, error) {
nsQuery := common.NewSameNamespaceQuery(namespace)
channel := common.GetHorizontalPodAutoscalerListChannel(client, nsQuery, 1)
hpaList := <-channel.List
err := <-channel.Error
nonCriticalErrors, criticalError := errors.HandleError(err)
if criticalError != nil {
return nil, criticalError
}
filteredHpaList := make([]autoscaling.HorizontalPodAutoscaler, 0)
for _, hpa := range hpaList.Items {
if hpa.Spec.ScaleTargetRef.Kind == kind && hpa.Spec.ScaleTargetRef.Name == name {
filteredHpaList = append(filteredHpaList, hpa)
}
}
return toHorizontalPodAutoscalerList(filteredHpaList, nonCriticalErrors), nil
}
func toHorizontalPodAutoscalerList(hpas []autoscaling.HorizontalPodAutoscaler, nonCriticalErrors []error) *HorizontalPodAutoscalerList {
hpaList := &HorizontalPodAutoscalerList{
HorizontalPodAutoscalers: make([]HorizontalPodAutoscaler, 0),
ListMeta: api.ListMeta{TotalItems: len(hpas)},
Errors: nonCriticalErrors,
}
for _, hpa := range hpas {
horizontalPodAutoscaler := toHorizontalPodAutoScaler(&hpa)
hpaList.HorizontalPodAutoscalers = append(hpaList.HorizontalPodAutoscalers, horizontalPodAutoscaler)
}
return hpaList
}
func toHorizontalPodAutoScaler(hpa *autoscaling.HorizontalPodAutoscaler) HorizontalPodAutoscaler {
return HorizontalPodAutoscaler{
ObjectMeta: api.NewObjectMeta(hpa.ObjectMeta),
TypeMeta: api.NewTypeMeta(api.ResourceKindHorizontalPodAutoscaler),
ScaleTargetRef: ScaleTargetRef{
Kind: hpa.Spec.ScaleTargetRef.Kind,
Name: hpa.Spec.ScaleTargetRef.Name,
},
MinReplicas: hpa.Spec.MinReplicas,
MaxReplicas: hpa.Spec.MaxReplicas,
CurrentCPUUtilizationPercentage: hpa.Status.CurrentCPUUtilizationPercentage,
TargetCPUUtilizationPercentage: hpa.Spec.TargetCPUUtilizationPercentage,
}
}