340 lines
9.4 KiB
Go
340 lines
9.4 KiB
Go
/*
|
|
Copyright 2021 The Kruise 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 store
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/openkruise/kruise-api/apps/v1alpha1"
|
|
|
|
kruiseclientset "github.com/openkruise/kruise-api/client/clientset/versioned"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
"k8s.io/apimachinery/pkg/util/intstr"
|
|
"k8s.io/apimachinery/pkg/watch"
|
|
"k8s.io/client-go/tools/cache"
|
|
|
|
"k8s.io/kube-state-metrics/v2/pkg/metric"
|
|
generator "k8s.io/kube-state-metrics/v2/pkg/metric_generator"
|
|
)
|
|
|
|
var (
|
|
descSidecarSetLabelsName = "kruise_sidecarset_labels"
|
|
descSidecarSetLabelsHelp = "Kruise labels converted to Prometheus labels."
|
|
descSidecarSetLabelsDefaultLabels = []string{"namespace", "sidecarset"}
|
|
)
|
|
|
|
func sidecarSetMetricFamilies(allowLabelsList []string) []generator.FamilyGenerator {
|
|
return []generator.FamilyGenerator{
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_created",
|
|
"Unix creation timestamp",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
ms := []*metric.Metric{}
|
|
|
|
if !sc.CreationTimestamp.IsZero() {
|
|
ms = append(ms, &metric.Metric{
|
|
Value: float64(sc.CreationTimestamp.Unix()),
|
|
})
|
|
}
|
|
|
|
return &metric.Family{
|
|
Metrics: ms,
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_status_replicas_matched",
|
|
"The number of matched replicas per sidecarset.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.Status.MatchedPods),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"ruise_sidecarset_status_replicas_updated",
|
|
"The number of updated replicas per sidecarset.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.Status.UpdatedPods),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_status_replicas_ready ",
|
|
"The number of ready replicas per sidecarset.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.Status.ReadyPods),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_status_observed_generation",
|
|
"The generation observed by the sidecarset controller.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.Status.ObservedGeneration),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_status_replicas_updated_ready",
|
|
"The number of update and ready replicas per sidecarset.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.Status.UpdatedReadyPods),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_namespcace",
|
|
"The namespace matched pods in.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
LabelKeys: []string{"namespace"},
|
|
LabelValues: []string{sc.Spec.Namespace},
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_strategy_rollingupdate_max_unavailable",
|
|
"Maximum number of unavailable replicas during a rolling update of a sidecarset.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
maxUnavailable, err := intstr.GetValueFromIntOrPercent(sc.Spec.UpdateStrategy.MaxUnavailable, int(sc.Status.MatchedPods), false)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(maxUnavailable),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_strategy_partition",
|
|
"Desired number or percent of Pods in old revisions.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
if sc.Spec.UpdateStrategy.Partition == nil {
|
|
return &metric.Family{}
|
|
}
|
|
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
LabelKeys: []string{"partition"},
|
|
LabelValues: []string{sc.Spec.UpdateStrategy.Partition.String()},
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_strategy_type",
|
|
"The type of updateStrategy.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
LabelKeys: []string{"strategy_type"},
|
|
LabelValues: []string{string(sc.Spec.UpdateStrategy.Type)},
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_metadata_generation",
|
|
"Sequence number representing a specific generation of the desired state.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
Value: float64(sc.ObjectMeta.Generation),
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
descSidecarSetLabelsName,
|
|
descSidecarSetLabelsHelp,
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
labelKeys, labelValues := createLabelKeysValues(sc.Labels, allowLabelsList)
|
|
return &metric.Family{
|
|
Metrics: []*metric.Metric{
|
|
{
|
|
LabelKeys: labelKeys,
|
|
LabelValues: labelValues,
|
|
Value: 1,
|
|
},
|
|
},
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_containers_injectpolicy",
|
|
"The rules that injected SidecarContainer into Pod.spec.containers.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
ms := []*metric.Metric{}
|
|
for _, container := range sc.Spec.Containers {
|
|
ms = append(ms, &metric.Metric{
|
|
LabelKeys: []string{"injectpolicy"},
|
|
LabelValues: []string{string(container.PodInjectPolicy)},
|
|
})
|
|
}
|
|
return &metric.Family{
|
|
Metrics: ms,
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_containers_strategy_type",
|
|
"The type of containers' upgradeStrategy.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
ms := []*metric.Metric{}
|
|
for _, container := range sc.Spec.Containers {
|
|
ms = append(ms, &metric.Metric{
|
|
LabelKeys: []string{"strategy_type"},
|
|
LabelValues: []string{string(container.UpgradeStrategy.UpgradeType)},
|
|
})
|
|
}
|
|
return &metric.Family{
|
|
Metrics: ms,
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_containers_strategy_hotupgradeemptyimage",
|
|
"The consistent of sidecar container.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
ms := []*metric.Metric{}
|
|
for _, container := range sc.Spec.Containers {
|
|
ms = append(ms, &metric.Metric{
|
|
LabelKeys: []string{"hotupgradeemptyimage"},
|
|
LabelValues: []string{string(container.UpgradeStrategy.HotUpgradeEmptyImage)},
|
|
})
|
|
}
|
|
return &metric.Family{
|
|
Metrics: ms,
|
|
}
|
|
}),
|
|
),
|
|
*generator.NewFamilyGenerator(
|
|
"kruise_sidecarset_spec_containers_volumepolicy",
|
|
"The other container's VolumeMounts shared.",
|
|
metric.Gauge,
|
|
"",
|
|
wrapSidecarSetFunc(func(sc *v1alpha1.SidecarSet) *metric.Family {
|
|
ms := []*metric.Metric{}
|
|
for _, container := range sc.Spec.Containers {
|
|
ms = append(ms, &metric.Metric{
|
|
LabelKeys: []string{"volumepolicy"},
|
|
LabelValues: []string{string(container.ShareVolumePolicy.Type)},
|
|
})
|
|
}
|
|
return &metric.Family{
|
|
Metrics: ms,
|
|
}
|
|
}),
|
|
),
|
|
}
|
|
}
|
|
|
|
func wrapSidecarSetFunc(f func(*v1alpha1.SidecarSet) *metric.Family) func(interface{}) *metric.Family {
|
|
return func(obj interface{}) *metric.Family {
|
|
sidecarset := obj.(*v1alpha1.SidecarSet)
|
|
|
|
metricFamily := f(sidecarset)
|
|
|
|
for _, m := range metricFamily.Metrics {
|
|
m.LabelKeys = append(descSidecarSetLabelsDefaultLabels, m.LabelKeys...)
|
|
m.LabelValues = append([]string{sidecarset.Namespace, sidecarset.Name}, m.LabelValues...)
|
|
}
|
|
|
|
return metricFamily
|
|
}
|
|
}
|
|
|
|
func createSidecarSetListWatch(kruiseClient kruiseclientset.Interface, ns string) cache.ListerWatcher {
|
|
// namespace(ns) unused
|
|
return &cache.ListWatch{
|
|
ListFunc: func(opts metav1.ListOptions) (runtime.Object, error) {
|
|
return kruiseClient.AppsV1alpha1().SidecarSets().List(context.TODO(), opts)
|
|
},
|
|
WatchFunc: func(opts metav1.ListOptions) (watch.Interface, error) {
|
|
return kruiseClient.AppsV1alpha1().SidecarSets().Watch(context.TODO(), opts)
|
|
},
|
|
}
|
|
}
|