func TestControllerUpdateReplicas(t *testing.T) {
// This is a happy server just to record the PUT request we expect for status.Replicas
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "{}",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := clientset.NewForConfigOrDie(&restclient.Config{Host: testServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetControllerFromClient(client, controller.NoResyncPeriodFunc, BurstReplicas, 0)
manager.podStoreSynced = alwaysReady
// Insufficient number of pods in the system, and Status.Replicas is wrong;
// Status.Replica should update to match number of pods in system, 1 new pod should be created.
labelMap := map[string]string{"foo": "bar"}
extraLabelMap := map[string]string{"foo": "bar", "extraKey": "extraValue"}
rs := newReplicaSet(5, labelMap)
rs.Spec.Template.Labels = extraLabelMap
manager.rsStore.Store.Add(rs)
rs.Status = extensions.ReplicaSetStatus{Replicas: 2, FullyLabeledReplicas: 6, ReadyReplicas: 2, ObservedGeneration: 0}
rs.Generation = 1
newPodList(manager.podStore.Indexer, 2, api.PodRunning, labelMap, rs, "pod")
newPodList(manager.podStore.Indexer, 2, api.PodRunning, extraLabelMap, rs, "podWithExtraLabel")
// This response body is just so we don't err out decoding the http response
response := runtime.EncodeOrDie(testapi.Extensions.Codec(), &extensions.ReplicaSet{})
fakeHandler.ResponseBody = response
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
// 1. Status.Replicas should go up from 2->4 even though we created 5-4=1 pod.
// 2. Status.FullyLabeledReplicas should equal to the number of pods that
// has the extra labels, i.e., 2.
// 3. Every update to the status should include the Generation of the spec.
rs.Status = extensions.ReplicaSetStatus{Replicas: 4, FullyLabeledReplicas: 2, ReadyReplicas: 4, ObservedGeneration: 1}
decRc := runtime.EncodeOrDie(testapi.Extensions.Codec(), rs)
fakeHandler.ValidateRequest(t, testapi.Extensions.ResourcePath(replicaSetResourceName(), rs.Namespace, rs.Name)+"/status", "PUT", &decRc)
validateSyncReplicaSet(t, &fakePodControl, 1, 0, 0)
}
func TestControllerUpdateReplicas(t *testing.T) {
// This is a happy server just to record the PUT request we expect for status.Replicas
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
// TODO: Uncomment when fix #19254
// defer testServer.Close()
c := clientset.NewForConfigOrDie(&restclient.Config{Host: testServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, BurstReplicas, 0)
manager.podStoreSynced = alwaysReady
// Insufficient number of pods in the system, and Status.Replicas is wrong;
// Status.Replica should update to match number of pods in system, 1 new pod should be created.
rc := newReplicationController(5)
manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2, FullyLabeledReplicas: 6, ObservedGeneration: 0}
rc.Generation = 1
newPodList(manager.podStore.Store, 2, api.PodRunning, rc, "pod")
rcCopy := *rc
extraLabelMap := map[string]string{"foo": "bar", "extraKey": "extraValue"}
rcCopy.Spec.Selector = extraLabelMap
newPodList(manager.podStore.Store, 2, api.PodRunning, &rcCopy, "podWithExtraLabel")
// This response body is just so we don't err out decoding the http response
response := runtime.EncodeOrDie(testapi.Default.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(rc, t))
// 1. Status.Replicas should go up from 2->4 even though we created 5-4=1 pod.
// 2. Status.FullyLabeledReplicas should equal to the number of pods that
// has the extra labels, i.e., 2.
// 3. Every update to the status should include the Generation of the spec.
rc.Status = api.ReplicationControllerStatus{Replicas: 4, ObservedGeneration: 1}
decRc := runtime.EncodeOrDie(testapi.Default.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.Default.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name)+"/status", "PUT", &decRc)
validateSyncReplication(t, &fakePodControl, 1, 0)
}
func TestStatusUpdatesWithoutReplicasChange(t *testing.T) {
// Setup a fake server to listen for requests, and run the ReplicaSet controller in steady state
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "{}",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := clientset.NewForConfigOrDie(&restclient.Config{Host: testServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetControllerFromClient(client, controller.NoResyncPeriodFunc, BurstReplicas, 0)
manager.podStoreSynced = alwaysReady
// Steady state for the ReplicaSet, no Status.Replicas updates expected
activePods := 5
labelMap := map[string]string{"foo": "bar"}
rs := newReplicaSet(activePods, labelMap)
manager.rsStore.Store.Add(rs)
rs.Status = extensions.ReplicaSetStatus{Replicas: int32(activePods), ReadyReplicas: int32(activePods)}
newPodList(manager.podStore.Indexer, activePods, api.PodRunning, labelMap, rs, "pod")
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 0, 0)
if fakeHandler.RequestReceived != nil {
t.Errorf("Unexpected update when pods and ReplicaSets are in a steady state")
}
// This response body is just so we don't err out decoding the http response, all
// we care about is the request body sent below.
response := runtime.EncodeOrDie(testapi.Extensions.Codec(), &extensions.ReplicaSet{})
fakeHandler.ResponseBody = response
rs.Generation = rs.Generation + 1
manager.syncReplicaSet(getKey(rs, t))
rs.Status.ObservedGeneration = rs.Generation
updatedRc := runtime.EncodeOrDie(testapi.Extensions.Codec(), rs)
fakeHandler.ValidateRequest(t, testapi.Extensions.ResourcePath(replicaSetResourceName(), rs.Namespace, rs.Name)+"/status", "PUT", &updatedRc)
}
func TestStatusUpdatesWithoutReplicasChange(t *testing.T) {
// Setup a fake server to listen for requests, and run the rc manager in steady state
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
// Steady state for the replication controller, no Status.Replicas updates expected
activePods := 5
rc := newReplicationController(activePods)
manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: activePods}
newPodList(manager.podStore.Store, activePods, api.PodRunning, rc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(rc, t))
validateSyncReplication(t, &fakePodControl, 0, 0)
if fakeHandler.RequestReceived != nil {
t.Errorf("Unexpected update when pods and rcs are in a steady state")
}
// This response body is just so we don't err out decoding the http response, all
// we care about is the request body sent below.
response := runtime.EncodeOrDie(testapi.Default.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
rc.Generation = rc.Generation + 1
manager.syncReplicationController(getKey(rc, t))
rc.Status.ObservedGeneration = rc.Generation
updatedRc := runtime.EncodeOrDie(testapi.Default.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.Default.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name)+"/status", "PUT", &updatedRc)
}
func TestReadyReplicas(t *testing.T) {
// This is a happy server just to record the PUT request we expect for status.Replicas
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "{}",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := clientset.NewForConfigOrDie(&restclient.Config{Host: testServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetControllerFromClient(client, controller.NoResyncPeriodFunc, BurstReplicas, 0)
manager.podStoreSynced = alwaysReady
// Status.Replica should update to match number of pods in system, 1 new pod should be created.
labelMap := map[string]string{"foo": "bar"}
rs := newReplicaSet(2, labelMap)
rs.Status = extensions.ReplicaSetStatus{Replicas: 2, ReadyReplicas: 0, ObservedGeneration: 1}
rs.Generation = 1
manager.rsStore.Store.Add(rs)
newPodList(manager.podStore.Indexer, 2, api.PodPending, labelMap, rs, "pod")
newPodList(manager.podStore.Indexer, 2, api.PodRunning, labelMap, rs, "pod")
// This response body is just so we don't err out decoding the http response
response := runtime.EncodeOrDie(testapi.Extensions.Codec(), &extensions.ReplicaSet{})
fakeHandler.ResponseBody = response
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
// ReadyReplicas should go from 0 to 2.
rs.Status = extensions.ReplicaSetStatus{Replicas: 2, ReadyReplicas: 2, ObservedGeneration: 1}
decRs := runtime.EncodeOrDie(testapi.Extensions.Codec(), rs)
fakeHandler.ValidateRequest(t, testapi.Extensions.ResourcePath(replicaSetResourceName(), rs.Namespace, rs.Name)+"/status", "PUT", &decRs)
validateSyncReplicaSet(t, &fakePodControl, 0, 0, 0)
}
func TestControllerUpdateReplicas(t *testing.T) {
// This is a happy server just to record the PUT request we expect for status.Replicas
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
// Insufficient number of pods in the system, and Status.Replicas is wrong;
// Status.Replica should update to match number of pods in system, 1 new pod should be created.
rc := newReplicationController(5)
manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2, ObservedGeneration: 0}
rc.Generation = 1
newPodList(manager.podStore.Store, 4, api.PodRunning, rc)
// This response body is just so we don't err out decoding the http response
response := runtime.EncodeOrDie(testapi.Default.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(rc, t))
// 1. Status.Replicas should go up from 2->4 even though we created 5-4=1 pod.
// 2. Every update to the status should include the Generation of the spec.
rc.Status = api.ReplicationControllerStatus{Replicas: 4, ObservedGeneration: 1}
decRc := runtime.EncodeOrDie(testapi.Default.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.Default.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name)+"/status", "PUT", &decRc)
validateSyncReplication(t, &fakePodControl, 1, 0)
}