35f54addca
make etcd registry pass test fix kubelet config for quantity fix openstack for quantity fix controller for quantity fix last tests for quantity wire into binaries fix controller manager fix build for 32 bit systems
245 lines
8.8 KiB
Go
245 lines
8.8 KiB
Go
/*
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Copyright 2014 Google Inc. 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 config
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import (
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"sort"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/kubelet"
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)
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const (
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NoneSource = ""
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TestSource = "test"
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)
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func expectEmptyChannel(t *testing.T, ch <-chan interface{}) {
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select {
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case update := <-ch:
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t.Errorf("Expected no update in channel, Got %v", update)
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default:
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}
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}
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type sortedPods []api.BoundPod
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func (s sortedPods) Len() int {
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return len(s)
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}
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func (s sortedPods) Swap(i, j int) {
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s[i], s[j] = s[j], s[i]
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}
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func (s sortedPods) Less(i, j int) bool {
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return s[i].Namespace < s[j].Namespace
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}
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func CreateValidPod(name, namespace, source string) api.BoundPod {
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return api.BoundPod{
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ObjectMeta: api.ObjectMeta{
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Name: name,
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Namespace: namespace,
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Annotations: map[string]string{kubelet.ConfigSourceAnnotationKey: source},
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},
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicy{Always: &api.RestartPolicyAlways{}},
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DNSPolicy: api.DNSClusterFirst,
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},
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}
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}
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func CreatePodUpdate(op kubelet.PodOperation, source string, pods ...api.BoundPod) kubelet.PodUpdate {
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newPods := make([]api.BoundPod, len(pods))
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for i := range pods {
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newPods[i] = pods[i]
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}
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return kubelet.PodUpdate{newPods, op, source}
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}
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func createPodConfigTester(mode PodConfigNotificationMode) (chan<- interface{}, <-chan kubelet.PodUpdate, *PodConfig) {
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config := NewPodConfig(mode)
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channel := config.Channel(TestSource)
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ch := config.Updates()
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return channel, ch, config
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}
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func expectPodUpdate(t *testing.T, ch <-chan kubelet.PodUpdate, expected ...kubelet.PodUpdate) {
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for i := range expected {
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update := <-ch
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sort.Sort(sortedPods(update.Pods))
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if !api.Semantic.DeepEqual(expected[i], update) {
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t.Fatalf("Expected %#v, Got %#v", expected[i], update)
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}
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}
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expectNoPodUpdate(t, ch)
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}
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func expectNoPodUpdate(t *testing.T, ch <-chan kubelet.PodUpdate) {
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select {
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case update := <-ch:
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t.Errorf("Expected no update in channel, Got %#v", update)
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default:
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}
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}
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func TestNewPodAdded(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationIncremental)
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// see an update
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", "test")))
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource, CreateValidPod("foo", "new", "test")))
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}
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func TestNewPodAddedInvalidNamespace(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationIncremental)
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// see an update
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "", ""))
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channel <- podUpdate
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource))
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}
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func TestNewPodAddedDefaultNamespace(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationIncremental)
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// see an update
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "default", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "default", "test")))
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource, CreateValidPod("foo", "default", "test")))
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}
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func TestNewPodAddedDifferentNamespaces(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationIncremental)
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// see an update
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "default", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "default", "test")))
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// see an update in another namespace
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podUpdate = CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", "test")))
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource, CreateValidPod("foo", "default", "test"), CreateValidPod("foo", "new", "test")))
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}
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func TestInvalidPodFiltered(t *testing.T) {
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channel, ch, _ := createPodConfigTester(PodConfigNotificationIncremental)
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// see an update
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", "test")))
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// add an invalid update
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podUpdate = CreatePodUpdate(kubelet.UPDATE, NoneSource, api.BoundPod{ObjectMeta: api.ObjectMeta{Name: "foo"}})
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channel <- podUpdate
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expectNoPodUpdate(t, ch)
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}
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func TestNewPodAddedSnapshotAndUpdates(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationSnapshotAndUpdates)
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// see an set
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, TestSource, CreateValidPod("foo", "new", "test")))
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource, CreateValidPod("foo", "new", "test")))
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// container updates are separated as UPDATE
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pod := podUpdate.Pods[0]
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pod.Spec.Containers = []api.Container{{Name: "bar", Image: "test"}}
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channel <- CreatePodUpdate(kubelet.ADD, NoneSource, pod)
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.UPDATE, NoneSource, pod))
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}
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func TestNewPodAddedSnapshot(t *testing.T) {
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channel, ch, config := createPodConfigTester(PodConfigNotificationSnapshot)
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// see an set
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, TestSource, CreateValidPod("foo", "new", "test")))
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config.Sync()
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, kubelet.AllSource, CreateValidPod("foo", "new", "test")))
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// container updates are separated as UPDATE
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pod := podUpdate.Pods[0]
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pod.Spec.Containers = []api.Container{{Name: "bar", Image: "test"}}
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channel <- CreatePodUpdate(kubelet.ADD, NoneSource, pod)
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.SET, TestSource, pod))
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}
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func TestNewPodAddedUpdatedRemoved(t *testing.T) {
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channel, ch, _ := createPodConfigTester(PodConfigNotificationIncremental)
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// should register an add
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", "test")))
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// should ignore ADDs that are identical
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expectNoPodUpdate(t, ch)
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// an kubelet.ADD should be converted to kubelet.UPDATE
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pod := CreateValidPod("foo", "new", "test")
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pod.Spec.Containers = []api.Container{{Name: "bar", Image: "test"}}
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podUpdate = CreatePodUpdate(kubelet.ADD, NoneSource, pod)
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.UPDATE, NoneSource, pod))
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podUpdate = CreatePodUpdate(kubelet.REMOVE, NoneSource, api.BoundPod{ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "new"}})
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.REMOVE, NoneSource, pod))
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}
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func TestNewPodAddedUpdatedSet(t *testing.T) {
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channel, ch, _ := createPodConfigTester(PodConfigNotificationIncremental)
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// should register an add
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podUpdate := CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", ""), CreateValidPod("foo2", "new", ""), CreateValidPod("foo3", "new", ""))
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channel <- podUpdate
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expectPodUpdate(t, ch, CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo", "new", "test"), CreateValidPod("foo2", "new", "test"), CreateValidPod("foo3", "new", "test")))
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// should ignore ADDs that are identical
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expectNoPodUpdate(t, ch)
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// should be converted to an kubelet.ADD, kubelet.REMOVE, and kubelet.UPDATE
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pod := CreateValidPod("foo2", "new", "test")
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pod.Spec.Containers = []api.Container{{Name: "bar", Image: "test"}}
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podUpdate = CreatePodUpdate(kubelet.SET, NoneSource, pod, CreateValidPod("foo3", "new", ""), CreateValidPod("foo4", "new", "test"))
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channel <- podUpdate
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expectPodUpdate(t, ch,
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CreatePodUpdate(kubelet.REMOVE, NoneSource, CreateValidPod("foo", "new", "test")),
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CreatePodUpdate(kubelet.ADD, NoneSource, CreateValidPod("foo4", "new", "test")),
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CreatePodUpdate(kubelet.UPDATE, NoneSource, pod))
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}
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