func TestDaemonSetController(t *testing.T) {
cluster1 := NewCluster("cluster1", api_v1.ConditionTrue)
cluster2 := NewCluster("cluster2", api_v1.ConditionTrue)
fakeClient := &fake_fedclientset.Clientset{}
RegisterFakeList("clusters", &fakeClient.Fake, &federation_api.ClusterList{Items: []federation_api.Cluster{*cluster1}})
RegisterFakeList("daemonsets", &fakeClient.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
daemonsetWatch := RegisterFakeWatch("daemonsets", &fakeClient.Fake)
clusterWatch := RegisterFakeWatch("clusters", &fakeClient.Fake)
cluster1Client := &fake_kubeclientset.Clientset{}
cluster1Watch := RegisterFakeWatch("daemonsets", &cluster1Client.Fake)
RegisterFakeList("daemonsets", &cluster1Client.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
cluster1CreateChan := RegisterFakeCopyOnCreate("daemonsets", &cluster1Client.Fake, cluster1Watch)
cluster1UpdateChan := RegisterFakeCopyOnUpdate("daemonsets", &cluster1Client.Fake, cluster1Watch)
cluster2Client := &fake_kubeclientset.Clientset{}
cluster2Watch := RegisterFakeWatch("daemonsets", &cluster2Client.Fake)
RegisterFakeList("daemonsets", &cluster2Client.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
cluster2CreateChan := RegisterFakeCopyOnCreate("daemonsets", &cluster2Client.Fake, cluster2Watch)
daemonsetController := NewDaemonSetController(fakeClient)
informer := ToFederatedInformerForTestOnly(daemonsetController.daemonsetFederatedInformer)
informer.SetClientFactory(func(cluster *federation_api.Cluster) (kubeclientset.Interface, error) {
switch cluster.Name {
case cluster1.Name:
return cluster1Client, nil
case cluster2.Name:
return cluster2Client, nil
default:
return nil, fmt.Errorf("Unknown cluster")
}
})
daemonsetController.clusterAvailableDelay = time.Second
daemonsetController.daemonsetReviewDelay = 50 * time.Millisecond
daemonsetController.smallDelay = 20 * time.Millisecond
daemonsetController.updateTimeout = 5 * time.Second
stop := make(chan struct{})
daemonsetController.Run(stop)
daemonset1 := extensionsv1.DaemonSet{
ObjectMeta: api_v1.ObjectMeta{
Name: "test-daemonset",
Namespace: "ns",
SelfLink: "/api/v1/namespaces/ns/daemonsets/test-daemonset",
},
Spec: extensionsv1.DaemonSetSpec{
Selector: &extensionsv1.LabelSelector{
MatchLabels: make(map[string]string),
},
},
}
// Test add federated daemonset.
daemonsetWatch.Add(&daemonset1)
createdDaemonSet := GetDaemonSetFromChan(cluster1CreateChan)
assert.NotNil(t, createdDaemonSet)
assert.Equal(t, daemonset1.Namespace, createdDaemonSet.Namespace)
assert.Equal(t, daemonset1.Name, createdDaemonSet.Name)
assert.True(t, daemonsetsEqual(daemonset1, *createdDaemonSet))
// Wait for the daemonset to appear in the informer store
err := WaitForStoreUpdate(
daemonsetController.daemonsetFederatedInformer.GetTargetStore(),
cluster1.Name, getDaemonSetKey(daemonset1.Namespace, daemonset1.Name), wait.ForeverTestTimeout)
assert.Nil(t, err, "daemonset should have appeared in the informer store")
// Test update federated daemonset.
daemonset1.Annotations = map[string]string{
"A": "B",
}
daemonsetWatch.Modify(&daemonset1)
updatedDaemonSet := GetDaemonSetFromChan(cluster1UpdateChan)
assert.NotNil(t, updatedDaemonSet)
assert.Equal(t, daemonset1.Name, updatedDaemonSet.Name)
assert.Equal(t, daemonset1.Namespace, updatedDaemonSet.Namespace)
assert.True(t, daemonsetsEqual(daemonset1, *updatedDaemonSet))
// Test update federated daemonset.
daemonset1.Spec.Template.Name = "TEST"
daemonsetWatch.Modify(&daemonset1)
updatedDaemonSet = GetDaemonSetFromChan(cluster1UpdateChan)
assert.NotNil(t, updatedDaemonSet)
assert.Equal(t, daemonset1.Name, updatedDaemonSet.Name)
assert.Equal(t, daemonset1.Namespace, updatedDaemonSet.Namespace)
assert.True(t, daemonsetsEqual(daemonset1, *updatedDaemonSet))
// Test add cluster
clusterWatch.Add(cluster2)
createdDaemonSet2 := GetDaemonSetFromChan(cluster2CreateChan)
assert.NotNil(t, createdDaemonSet2)
assert.Equal(t, daemonset1.Name, createdDaemonSet2.Name)
assert.Equal(t, daemonset1.Namespace, createdDaemonSet2.Namespace)
assert.True(t, daemonsetsEqual(daemonset1, *createdDaemonSet2))
close(stop)
}
func TestDaemonSetController(t *testing.T) {
cluster1 := NewCluster("cluster1", apiv1.ConditionTrue)
cluster2 := NewCluster("cluster2", apiv1.ConditionTrue)
fakeClient := &fakefedclientset.Clientset{}
RegisterFakeList("clusters", &fakeClient.Fake, &federationapi.ClusterList{Items: []federationapi.Cluster{*cluster1}})
RegisterFakeList("daemonsets", &fakeClient.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
daemonsetWatch := RegisterFakeWatch("daemonsets", &fakeClient.Fake)
daemonsetUpdateChan := RegisterFakeCopyOnUpdate("daemonsets", &fakeClient.Fake, daemonsetWatch)
clusterWatch := RegisterFakeWatch("clusters", &fakeClient.Fake)
cluster1Client := &fakekubeclientset.Clientset{}
cluster1Watch := RegisterFakeWatch("daemonsets", &cluster1Client.Fake)
RegisterFakeList("daemonsets", &cluster1Client.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
cluster1CreateChan := RegisterFakeCopyOnCreate("daemonsets", &cluster1Client.Fake, cluster1Watch)
cluster1UpdateChan := RegisterFakeCopyOnUpdate("daemonsets", &cluster1Client.Fake, cluster1Watch)
cluster2Client := &fakekubeclientset.Clientset{}
cluster2Watch := RegisterFakeWatch("daemonsets", &cluster2Client.Fake)
RegisterFakeList("daemonsets", &cluster2Client.Fake, &extensionsv1.DaemonSetList{Items: []extensionsv1.DaemonSet{}})
cluster2CreateChan := RegisterFakeCopyOnCreate("daemonsets", &cluster2Client.Fake, cluster2Watch)
daemonsetController := NewDaemonSetController(fakeClient)
informer := ToFederatedInformerForTestOnly(daemonsetController.daemonsetFederatedInformer)
informer.SetClientFactory(func(cluster *federationapi.Cluster) (kubeclientset.Interface, error) {
switch cluster.Name {
case cluster1.Name:
return cluster1Client, nil
case cluster2.Name:
return cluster2Client, nil
default:
return nil, fmt.Errorf("Unknown cluster")
}
})
daemonsetController.clusterAvailableDelay = time.Second
daemonsetController.daemonsetReviewDelay = 50 * time.Millisecond
daemonsetController.smallDelay = 20 * time.Millisecond
daemonsetController.updateTimeout = 5 * time.Second
stop := make(chan struct{})
daemonsetController.Run(stop)
daemonset1 := extensionsv1.DaemonSet{
ObjectMeta: apiv1.ObjectMeta{
Name: "test-daemonset",
Namespace: "ns",
SelfLink: "/api/v1/namespaces/ns/daemonsets/test-daemonset",
},
Spec: extensionsv1.DaemonSetSpec{
Selector: &metav1.LabelSelector{
MatchLabels: make(map[string]string),
},
},
}
// Test add federated daemonset.
daemonsetWatch.Add(&daemonset1)
// There should be 2 updates to add both the finalizers.
updatedDaemonSet := GetDaemonSetFromChan(daemonsetUpdateChan)
assert.True(t, daemonsetController.hasFinalizerFunc(updatedDaemonSet, deletionhelper.FinalizerDeleteFromUnderlyingClusters))
updatedDaemonSet = GetDaemonSetFromChan(daemonsetUpdateChan)
assert.True(t, daemonsetController.hasFinalizerFunc(updatedDaemonSet, apiv1.FinalizerOrphan))
daemonset1 = *updatedDaemonSet
createdDaemonSet := GetDaemonSetFromChan(cluster1CreateChan)
assert.NotNil(t, createdDaemonSet)
assert.Equal(t, daemonset1.Namespace, createdDaemonSet.Namespace)
assert.Equal(t, daemonset1.Name, createdDaemonSet.Name)
assert.True(t, daemonsetsEqual(daemonset1, *createdDaemonSet),
fmt.Sprintf("expected: %v, actual: %v", daemonset1, *createdDaemonSet))
// Wait for the daemonset to appear in the informer store
err := WaitForStoreUpdate(
daemonsetController.daemonsetFederatedInformer.GetTargetStore(),
cluster1.Name, getDaemonSetKey(daemonset1.Namespace, daemonset1.Name), wait.ForeverTestTimeout)
assert.Nil(t, err, "daemonset should have appeared in the informer store")
// TODO: Re-enable this when we have fixed these flaky tests: https://github.com/kubernetes/kubernetes/issues/36540.
// Test update federated daemonset.
daemonset1.Annotations = map[string]string{
"A": "B",
}
daemonsetWatch.Modify(&daemonset1)
updatedDaemonSet = GetDaemonSetFromChan(cluster1UpdateChan)
assert.NotNil(t, updatedDaemonSet)
assert.Equal(t, daemonset1.Name, updatedDaemonSet.Name)
assert.Equal(t, daemonset1.Namespace, updatedDaemonSet.Namespace)
assert.True(t, daemonsetsEqual(daemonset1, *updatedDaemonSet),
fmt.Sprintf("expected: %v, actual: %v", daemonset1, *updatedDaemonSet))
// Test update federated daemonset.
daemonset1.Spec.Template.Name = "TEST"
daemonsetWatch.Modify(&daemonset1)
err = CheckObjectFromChan(cluster1UpdateChan, MetaAndSpecCheckingFunction(&daemonset1))
assert.NoError(t, err)
// Test add cluster
clusterWatch.Add(cluster2)
createdDaemonSet2 := GetDaemonSetFromChan(cluster2CreateChan)
assert.NotNil(t, createdDaemonSet2)
assert.Equal(t, daemonset1.Name, createdDaemonSet2.Name)
assert.Equal(t, daemonset1.Namespace, createdDaemonSet2.Namespace)
assert.True(t, daemonsetsEqual(daemonset1, *createdDaemonSet2),
fmt.Sprintf("expected: %v, actual: %v", daemonset1, *createdDaemonSet2))
close(stop)
}
