123 lines
5.2 KiB
Go
123 lines
5.2 KiB
Go
/*
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Copyright 2016 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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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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generator "k8s.io/kube-state-metrics/pkg/metric_generator"
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)
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var (
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rc1Replicas int32 = 5
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rc2Replicas int32
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)
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func TestReplicationControllerStore(t *testing.T) {
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// Fixed metadata on type and help text. We prepend this to every expected
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// output so we only have to modify a single place when doing adjustments.
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const metadata = `
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# HELP kube_replicationcontroller_created Unix creation timestamp
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# TYPE kube_replicationcontroller_created gauge
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# HELP kube_replicationcontroller_metadata_generation Sequence number representing a specific generation of the desired state.
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# TYPE kube_replicationcontroller_metadata_generation gauge
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# HELP kube_replicationcontroller_status_replicas The number of replicas per ReplicationController.
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# TYPE kube_replicationcontroller_status_replicas gauge
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# HELP kube_replicationcontroller_status_fully_labeled_replicas The number of fully labeled replicas per ReplicationController.
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# TYPE kube_replicationcontroller_status_fully_labeled_replicas gauge
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# HELP kube_replicationcontroller_status_available_replicas The number of available replicas per ReplicationController.
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# TYPE kube_replicationcontroller_status_available_replicas gauge
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# HELP kube_replicationcontroller_status_ready_replicas The number of ready replicas per ReplicationController.
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# TYPE kube_replicationcontroller_status_ready_replicas gauge
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# HELP kube_replicationcontroller_status_observed_generation The generation observed by the ReplicationController controller.
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# TYPE kube_replicationcontroller_status_observed_generation gauge
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# HELP kube_replicationcontroller_spec_replicas Number of desired pods for a ReplicationController.
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# TYPE kube_replicationcontroller_spec_replicas gauge
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`
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cases := []generateMetricsTestCase{
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{
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Obj: &v1.ReplicationController{
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ObjectMeta: metav1.ObjectMeta{
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Name: "rc1",
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CreationTimestamp: metav1.Time{Time: time.Unix(1500000000, 0)},
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Namespace: "ns1",
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Generation: 21,
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},
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Status: v1.ReplicationControllerStatus{
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Replicas: 5,
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FullyLabeledReplicas: 10,
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ReadyReplicas: 5,
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AvailableReplicas: 3,
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ObservedGeneration: 1,
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},
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Spec: v1.ReplicationControllerSpec{
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Replicas: &rc1Replicas,
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},
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},
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Want: metadata + `
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kube_replicationcontroller_created{namespace="ns1",replicationcontroller="rc1"} 1.5e+09
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kube_replicationcontroller_metadata_generation{namespace="ns1",replicationcontroller="rc1"} 21
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kube_replicationcontroller_status_replicas{namespace="ns1",replicationcontroller="rc1"} 5
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kube_replicationcontroller_status_observed_generation{namespace="ns1",replicationcontroller="rc1"} 1
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kube_replicationcontroller_status_fully_labeled_replicas{namespace="ns1",replicationcontroller="rc1"} 10
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kube_replicationcontroller_status_ready_replicas{namespace="ns1",replicationcontroller="rc1"} 5
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kube_replicationcontroller_status_available_replicas{namespace="ns1",replicationcontroller="rc1"} 3
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kube_replicationcontroller_spec_replicas{namespace="ns1",replicationcontroller="rc1"} 5
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`,
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},
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{
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Obj: &v1.ReplicationController{
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ObjectMeta: metav1.ObjectMeta{
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Name: "rc2",
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Namespace: "ns2",
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Generation: 14,
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},
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Status: v1.ReplicationControllerStatus{
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Replicas: 0,
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FullyLabeledReplicas: 5,
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ReadyReplicas: 0,
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AvailableReplicas: 0,
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ObservedGeneration: 5,
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},
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Spec: v1.ReplicationControllerSpec{
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Replicas: &rc2Replicas,
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},
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},
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Want: metadata + `
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kube_replicationcontroller_metadata_generation{namespace="ns2",replicationcontroller="rc2"} 14
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kube_replicationcontroller_status_replicas{namespace="ns2",replicationcontroller="rc2"} 0
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kube_replicationcontroller_status_observed_generation{namespace="ns2",replicationcontroller="rc2"} 5
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kube_replicationcontroller_status_fully_labeled_replicas{namespace="ns2",replicationcontroller="rc2"} 5
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kube_replicationcontroller_status_ready_replicas{namespace="ns2",replicationcontroller="rc2"} 0
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kube_replicationcontroller_status_available_replicas{namespace="ns2",replicationcontroller="rc2"} 0
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kube_replicationcontroller_spec_replicas{namespace="ns2",replicationcontroller="rc2"} 0
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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(replicationControllerMetricFamilies)
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c.Headers = generator.ExtractMetricFamilyHeaders(replicationControllerMetricFamilies)
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if err := c.run(); err != nil {
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t.Errorf("unexpected collecting result in %vth run:\n%s", i, err)
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}
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}
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}
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