104 lines
3.1 KiB
Go
104 lines
3.1 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package store
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import (
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"testing"
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"time"
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coordinationv1 "k8s.io/api/coordination/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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generator "k8s.io/kube-state-metrics/v2/pkg/metric_generator"
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)
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func TestLeaseStore(t *testing.T) {
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const metadata = `
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# HELP kube_lease_owner Information about the Lease's owner.
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# TYPE kube_lease_owner gauge
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# HELP kube_lease_renew_time Kube lease renew time.
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# TYPE kube_lease_renew_time gauge
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`
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leaseOwner := "kube-master"
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var (
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cases = []generateMetricsTestCase{
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{
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Obj: &coordinationv1.Lease{
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ObjectMeta: metav1.ObjectMeta{
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Generation: 2,
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Name: "kube-master",
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Namespace: "default",
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CreationTimestamp: metav1.Time{Time: time.Unix(1500000000, 0)},
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OwnerReferences: []metav1.OwnerReference{
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{
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Kind: "Node",
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Name: leaseOwner,
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},
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},
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},
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Spec: coordinationv1.LeaseSpec{
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RenewTime: &metav1.MicroTime{Time: time.Unix(1500000000, 0)},
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HolderIdentity: &leaseOwner,
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},
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},
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Want: metadata + `
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kube_lease_owner{lease="kube-master",owner_kind="Node",owner_name="kube-master",namespace="default",lease_holder="kube-master"} 1
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kube_lease_renew_time{lease="kube-master",namespace="default"} 1.5e+09
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`,
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MetricNames: []string{
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"kube_lease_owner",
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"kube_lease_renew_time",
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},
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},
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{
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Obj: &coordinationv1.Lease{
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ObjectMeta: metav1.ObjectMeta{
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Generation: 2,
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Name: "kube-master",
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Namespace: "default",
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CreationTimestamp: metav1.Time{Time: time.Unix(1500000000, 0)},
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OwnerReferences: []metav1.OwnerReference{
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{
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Kind: "Node",
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Name: leaseOwner,
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},
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},
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},
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Spec: coordinationv1.LeaseSpec{
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RenewTime: &metav1.MicroTime{Time: time.Unix(1500000000, 0)},
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},
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},
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Want: metadata + `
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kube_lease_owner{lease="kube-master",owner_kind="Node",owner_name="kube-master",namespace="default",lease_holder=""} 1
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kube_lease_renew_time{lease="kube-master",namespace="default"} 1.5e+09
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`,
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MetricNames: []string{
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"kube_lease_owner",
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"kube_lease_renew_time",
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},
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},
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}
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)
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for i, c := range cases {
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c.Func = generator.ComposeMetricGenFuncs(leaseMetricFamilies)
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c.Headers = generator.ExtractMetricFamilyHeaders(leaseMetricFamilies)
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if err := c.run(); err != nil {
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t.Errorf("unexpected collecting result in %dth run:\n%v", i, err)
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}
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}
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}
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