func TestOverlappingRCs(t *testing.T) {
c := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
for i := 0; i < 5; i++ {
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, 10)
manager.podStoreSynced = alwaysReady
// Create 10 rcs, shuffled them randomly and insert them into the rc manager's store
var controllers []*api.ReplicationController
for j := 1; j < 10; j++ {
controllerSpec := newReplicationController(1)
controllerSpec.CreationTimestamp = unversioned.Date(2014, time.December, j, 0, 0, 0, 0, time.Local)
controllerSpec.Name = string(util.NewUUID())
controllers = append(controllers, controllerSpec)
}
shuffledControllers := shuffle(controllers)
for j := range shuffledControllers {
manager.rcStore.Store.Add(shuffledControllers[j])
}
// Add a pod and make sure only the oldest rc is synced
pods := newPodList(nil, 1, api.PodPending, controllers[0])
rcKey := getKey(controllers[0], t)
manager.addPod(&pods.Items[0])
queueRC, _ := manager.queue.Get()
if queueRC != rcKey {
t.Fatalf("Expected to find key %v in queue, found %v", rcKey, queueRC)
}
}
}
func TestSyncEndpointsItemsPreexistingIdentical(t *testing.T) {
ns := api.NamespaceDefault
testServer, endpointsHandler := makeTestServer(t, api.NamespaceDefault,
serverResponse{http.StatusOK, &api.Endpoints{
ObjectMeta: api.ObjectMeta{
ResourceVersion: "1",
Name: "foo",
Namespace: ns,
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "1.2.3.4", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod0", Namespace: ns}}},
Ports: []api.EndpointPort{{Port: 8080, Protocol: "TCP"}},
}},
}})
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
endpoints := NewEndpointController(client, controller.NoResyncPeriodFunc)
addPods(endpoints.podStore.Store, api.NamespaceDefault, 1, 1, 0)
endpoints.serviceStore.Store.Add(&api.Service{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: api.NamespaceDefault},
Spec: api.ServiceSpec{
Selector: map[string]string{"foo": "bar"},
Ports: []api.ServicePort{{Port: 80, Protocol: "TCP", TargetPort: intstr.FromInt(8080)}},
},
})
endpoints.syncService(ns + "/foo")
endpointsHandler.ValidateRequest(t, testapi.Default.ResourcePath("endpoints", api.NamespaceDefault, "foo"), "GET", nil)
}
func TestDSManagerInit(t *testing.T) {
// Insert a stable daemon set and make sure we don't create an extra pod
// for the one node which already has a daemon after a simulated restart.
ds := newDaemonSet("test")
ds.Status = extensions.DaemonSetStatus{
CurrentNumberScheduled: 1,
NumberMisscheduled: 0,
DesiredNumberScheduled: 1,
}
nodeName := "only-node"
podList := &api.PodList{
Items: []api.Pod{
*newPod("podname", nodeName, simpleDaemonSetLabel),
}}
response := runtime.EncodeOrDie(testapi.Default.Codec(), podList)
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: response,
}
testServer := httptest.NewServer(&fakeHandler)
// TODO: Uncomment when fix #19254
// defer testServer.Close()
clientset := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewDaemonSetsController(clientset, controller.NoResyncPeriodFunc)
manager.dsStore.Add(ds)
manager.nodeStore.Add(newNode(nodeName, nil))
manager.podStoreSynced = alwaysReady
controller.SyncAllPodsWithStore(manager.kubeClient, manager.podStore.Store)
fakePodControl := &controller.FakePodControl{}
manager.podControl = fakePodControl
manager.syncHandler(getKey(ds, t))
validateSyncDaemonSets(t, fakePodControl, 0, 0)
}
func TestDeleteFinalStateUnknown(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
manager.podControl = &fakePodControl
received := make(chan string)
manager.syncHandler = func(key string) error {
received <- key
return nil
}
// The DeletedFinalStateUnknown object should cause the ReplicaSet manager to insert
// the controller matching the selectors of the deleted pod into the work queue.
labelMap := map[string]string{"foo": "bar"}
rsSpec := newReplicaSet(1, labelMap)
manager.rsStore.Store.Add(rsSpec)
pods := newPodList(nil, 1, api.PodRunning, labelMap, rsSpec)
manager.deletePod(cache.DeletedFinalStateUnknown{Key: "foo", Obj: &pods.Items[0]})
go manager.worker()
expected := getKey(rsSpec, t)
select {
case key := <-received:
if key != expected {
t.Errorf("Unexpected sync all for ReplicaSet %v, expected %v", key, expected)
}
case <-time.After(util.ForeverTestTimeout):
t.Errorf("Processing DeleteFinalStateUnknown took longer than expected")
}
}
func TestSyncEndpointsItemsPreserveNoSelector(t *testing.T) {
ns := api.NamespaceDefault
testServer, endpointsHandler := makeTestServer(t, ns,
serverResponse{http.StatusOK, &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "6.7.8.9"}},
Ports: []api.EndpointPort{{Port: 1000}},
}},
}})
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
endpoints := NewEndpointController(client, controller.NoResyncPeriodFunc)
endpoints.serviceStore.Store.Add(&api.Service{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: ns},
Spec: api.ServiceSpec{Ports: []api.ServicePort{{Port: 80}}},
})
endpoints.syncService(ns + "/foo")
endpointsHandler.ValidateRequestCount(t, 0)
}
// TestSyncJobExpectations tests that a pod cannot sneak in between counting active pods
// and checking expectations.
func TestSyncJobExpectations(t *testing.T) {
clientset := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewJobController(clientset, controller.NoResyncPeriodFunc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.podStoreSynced = alwaysReady
manager.updateHandler = func(job *extensions.Job) error { return nil }
job := newJob(2, 2)
manager.jobStore.Store.Add(job)
pods := newPodList(2, api.PodPending, job)
manager.podStore.Store.Add(&pods[0])
manager.expectations = FakeJobExpectations{
controller.NewControllerExpectations(), true, func() {
// If we check active pods before checking expectataions, the job
// will create a new replica because it doesn't see this pod, but
// has fulfilled its expectations.
manager.podStore.Store.Add(&pods[1])
},
}
manager.syncJob(getKey(job, t))
if len(fakePodControl.Templates) != 0 {
t.Errorf("Unexpected number of creates. Expected %d, saw %d\n", 0, len(fakePodControl.Templates))
}
if len(fakePodControl.DeletePodName) != 0 {
t.Errorf("Unexpected number of deletes. Expected %d, saw %d\n", 0, len(fakePodControl.DeletePodName))
}
}
func TestRSManagerNotReady(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, 2)
manager.podControl = &fakePodControl
manager.podStoreSynced = func() bool { return false }
// Simulates the ReplicaSet reflector running before the pod reflector. We don't
// want to end up creating replicas in this case until the pod reflector
// has synced, so the ReplicaSet controller should just requeue the ReplicaSet.
rsSpec := newReplicaSet(1, map[string]string{"foo": "bar"})
manager.rsStore.Store.Add(rsSpec)
rsKey := getKey(rsSpec, t)
manager.syncReplicaSet(rsKey)
validateSyncReplicaSet(t, &fakePodControl, 0, 0)
queueRS, _ := manager.queue.Get()
if queueRS != rsKey {
t.Fatalf("Expected to find key %v in queue, found %v", rsKey, queueRS)
}
manager.podStoreSynced = alwaysReady
manager.syncReplicaSet(rsKey)
validateSyncReplicaSet(t, &fakePodControl, 1, 0)
}
// TestRSSyncExpectations tests that a pod cannot sneak in between counting active pods
// and checking expectations.
func TestRSSyncExpectations(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, 2)
manager.podStoreSynced = alwaysReady
manager.podControl = &fakePodControl
labelMap := map[string]string{"foo": "bar"}
rsSpec := newReplicaSet(2, labelMap)
manager.rsStore.Store.Add(rsSpec)
pods := newPodList(nil, 2, api.PodPending, labelMap, rsSpec)
manager.podStore.Store.Add(&pods.Items[0])
postExpectationsPod := pods.Items[1]
manager.expectations = FakeRSExpectations{
controller.NewControllerExpectations(), true, func() {
// If we check active pods before checking expectataions, the
// ReplicaSet will create a new replica because it doesn't see
// this pod, but has fulfilled its expectations.
manager.podStore.Store.Add(&postExpectationsPod)
},
}
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 0)
}
func TestSyncPastDeadlineJobFinished(t *testing.T) {
clientset := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewJobController(clientset, controller.NoResyncPeriodFunc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.podStoreSynced = alwaysReady
var actual *extensions.Job
manager.updateHandler = func(job *extensions.Job) error {
actual = job
return nil
}
job := newJob(1, 1)
activeDeadlineSeconds := int64(10)
job.Spec.ActiveDeadlineSeconds = &activeDeadlineSeconds
start := unversioned.Unix(unversioned.Now().Time.Unix()-15, 0)
job.Status.StartTime = &start
job.Status.Conditions = append(job.Status.Conditions, newCondition(extensions.JobFailed, "DeadlineExceeded", "Job was active longer than specified deadline"))
manager.jobStore.Store.Add(job)
err := manager.syncJob(getKey(job, t))
if err != nil {
t.Errorf("Unexpected error when syncing jobs %v", err)
}
if len(fakePodControl.Templates) != 0 {
t.Errorf("Unexpected number of creates. Expected %d, saw %d\n", 0, len(fakePodControl.Templates))
}
if len(fakePodControl.DeletePodName) != 0 {
t.Errorf("Unexpected number of deletes. Expected %d, saw %d\n", 0, len(fakePodControl.DeletePodName))
}
if actual != nil {
t.Error("Unexpected job modification")
}
}
// NewMasterComponents creates, initializes and starts master components based on the given config.
func NewMasterComponents(c *Config) *MasterComponents {
m, s := startMasterOrDie(c.MasterConfig)
// TODO: Allow callers to pipe through a different master url and create a client/start components using it.
glog.Infof("Master %+v", s.URL)
if c.DeleteEtcdKeys {
DeleteAllEtcdKeys()
}
// TODO: caesarxuchao: remove this client when the refactoring of client libraray is done.
restClient := client.NewOrDie(&client.Config{Host: s.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}, QPS: c.QPS, Burst: c.Burst})
clientset := clientset.NewForConfigOrDie(&client.Config{Host: s.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}, QPS: c.QPS, Burst: c.Burst})
rcStopCh := make(chan struct{})
controllerManager := replicationcontroller.NewReplicationManager(clientset, controller.NoResyncPeriodFunc, c.Burst)
// TODO: Support events once we can cleanly shutdown an event recorder.
controllerManager.SetEventRecorder(&record.FakeRecorder{})
if c.StartReplicationManager {
go controllerManager.Run(goruntime.NumCPU(), rcStopCh)
}
var once sync.Once
return &MasterComponents{
ApiServer: s,
KubeMaster: m,
RestClient: restClient,
ControllerManager: controllerManager,
rcStopCh: rcStopCh,
once: once,
}
}
func (c *Client) Setup(t *testing.T) *Client {
c.handler = &utiltesting.FakeHandler{
StatusCode: c.Response.StatusCode,
}
if responseBody := body(t, c.Response.Body, c.Response.RawBody); responseBody != nil {
c.handler.ResponseBody = *responseBody
}
c.server = httptest.NewServer(c.handler)
if c.Client == nil {
c.Client = client.NewOrDie(&client.Config{
Host: c.server.URL,
ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()},
})
// TODO: caesarxuchao: hacky way to specify version of Experimental client.
// We will fix this by supporting multiple group versions in Config
c.ExtensionsClient = client.NewExtensionsOrDie(&client.Config{
Host: c.server.URL,
ContentConfig: client.ContentConfig{GroupVersion: testapi.Extensions.GroupVersion()},
})
c.Clientset = clientset.NewForConfigOrDie(&client.Config{Host: c.server.URL})
}
c.QueryValidator = map[string]func(string, string) bool{}
return c
}
func TestCheckLeftoverEndpoints(t *testing.T) {
ns := api.NamespaceDefault
// Note that this requests *all* endpoints, therefore the NamespaceAll
// below.
testServer, _ := makeTestServer(t, api.NamespaceAll,
serverResponse{http.StatusOK, &api.EndpointsList{
ListMeta: unversioned.ListMeta{
ResourceVersion: "1",
},
Items: []api.Endpoints{{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "6.7.8.9"}},
Ports: []api.EndpointPort{{Port: 1000}},
}},
}},
}})
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
endpoints := NewEndpointController(client, controller.NoResyncPeriodFunc)
endpoints.checkLeftoverEndpoints()
if e, a := 1, endpoints.queue.Len(); e != a {
t.Fatalf("Expected %v, got %v", e, a)
}
got, _ := endpoints.queue.Get()
if e, a := ns+"/foo", got; e != a {
t.Errorf("Expected %v, got %v", e, a)
}
}
func TestOverlappingRSs(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
labelMap := map[string]string{"foo": "bar"}
for i := 0; i < 5; i++ {
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, 10)
manager.podStoreSynced = alwaysReady
// Create 10 ReplicaSets, shuffled them randomly and insert them into the ReplicaSet controller's store
var controllers []*extensions.ReplicaSet
for j := 1; j < 10; j++ {
rsSpec := newReplicaSet(1, labelMap)
rsSpec.CreationTimestamp = unversioned.Date(2014, time.December, j, 0, 0, 0, 0, time.Local)
rsSpec.Name = string(util.NewUUID())
controllers = append(controllers, rsSpec)
}
shuffledControllers := shuffle(controllers)
for j := range shuffledControllers {
manager.rsStore.Store.Add(shuffledControllers[j])
}
// Add a pod and make sure only the oldest ReplicaSet is synced
pods := newPodList(nil, 1, api.PodPending, labelMap, controllers[0])
rsKey := getKey(controllers[0], t)
manager.addPod(&pods.Items[0])
queueRS, _ := manager.queue.Get()
if queueRS != rsKey {
t.Fatalf("Expected to find key %v in queue, found %v", rsKey, queueRS)
}
}
}
func TestPodControllerLookup(t *testing.T) {
manager := NewReplicaSetController(clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}}), controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
testCases := []struct {
inRSs []*extensions.ReplicaSet
pod *api.Pod
outRSName string
}{
// pods without labels don't match any ReplicaSets
{
inRSs: []*extensions.ReplicaSet{
{ObjectMeta: api.ObjectMeta{Name: "basic"}}},
pod: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo1", Namespace: api.NamespaceAll}},
outRSName: "",
},
// Matching labels, not namespace
{
inRSs: []*extensions.ReplicaSet{
{
ObjectMeta: api.ObjectMeta{Name: "foo"},
Spec: extensions.ReplicaSetSpec{
Selector: &extensions.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
},
},
},
pod: &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo2", Namespace: "ns", Labels: map[string]string{"foo": "bar"}}},
outRSName: "",
},
// Matching ns and labels returns the key to the ReplicaSet, not the ReplicaSet name
{
inRSs: []*extensions.ReplicaSet{
{
ObjectMeta: api.ObjectMeta{Name: "bar", Namespace: "ns"},
Spec: extensions.ReplicaSetSpec{
Selector: &extensions.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
},
},
},
pod: &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo3", Namespace: "ns", Labels: map[string]string{"foo": "bar"}}},
outRSName: "bar",
},
}
for _, c := range testCases {
for _, r := range c.inRSs {
manager.rsStore.Add(r)
}
if rs := manager.getPodReplicaSet(c.pod); rs != nil {
if c.outRSName != rs.Name {
t.Errorf("Got replica set %+v expected %+v", rs.Name, c.outRSName)
}
} else if c.outRSName != "" {
t.Errorf("Expected a replica set %v pod %v, found none", c.outRSName, c.pod.Name)
}
}
}
func newTestController() (*DaemonSetsController, *controller.FakePodControl) {
clientset := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewDaemonSetsController(clientset, controller.NoResyncPeriodFunc)
manager.podStoreSynced = alwaysReady
podControl := &controller.FakePodControl{}
manager.podControl = podControl
return manager, podControl
}
func TestSyncReplicaSetDormancy(t *testing.T) {
// Setup a test server so we can lie about the current state of pods
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
manager.podControl = &fakePodControl
labelMap := map[string]string{"foo": "bar"}
rsSpec := newReplicaSet(2, labelMap)
manager.rsStore.Store.Add(rsSpec)
newPodList(manager.podStore.Store, 1, api.PodRunning, labelMap, rsSpec)
// Creates a replica and sets expectations
rsSpec.Status.Replicas = 1
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 1, 0)
// Expectations prevents replicas but not an update on status
rsSpec.Status.Replicas = 0
fakePodControl.Clear()
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 0)
// Get the key for the controller
rsKey, err := controller.KeyFunc(rsSpec)
if err != nil {
t.Errorf("Couldn't get key for object %+v: %v", rsSpec, err)
}
// Lowering expectations should lead to a sync that creates a replica, however the
// fakePodControl error will prevent this, leaving expectations at 0, 0
manager.expectations.CreationObserved(rsKey)
rsSpec.Status.Replicas = 1
fakePodControl.Clear()
fakePodControl.Err = fmt.Errorf("Fake Error")
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 0)
// This replica should not need a Lowering of expectations, since the previous create failed
fakePodControl.Err = nil
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 1, 0)
// 1 PUT for the ReplicaSet status during dormancy window.
// Note that the pod creates go through pod control so they're not recorded.
fakeHandler.ValidateRequestCount(t, 1)
}
func TestSyncReplicationControllerCreates(t *testing.T) {
c := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
// A controller with 2 replicas and no pods in the store, 2 creates expected
rc := newReplicationController(2)
manager.rcStore.Store.Add(rc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(rc, t))
validateSyncReplication(t, &fakePodControl, 2, 0)
}
func TestSyncReplicationControllerDoesNothing(t *testing.T) {
c := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
// 2 running pods, a controller with 2 replicas, sync is a no-op
controllerSpec := newReplicationController(2)
manager.rcStore.Store.Add(controllerSpec)
newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec)
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(controllerSpec, t))
validateSyncReplication(t, &fakePodControl, 0, 0)
}
func TestSyncReplicaSetCreates(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
// A controller with 2 replicas and no pods in the store, 2 creates expected
labelMap := map[string]string{"foo": "bar"}
rs := newReplicaSet(2, labelMap)
manager.rsStore.Store.Add(rs)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
validateSyncReplicaSet(t, &fakePodControl, 2, 0)
}
func TestSyncReplicationControllerDeletes(t *testing.T) {
c := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
manager.podControl = &fakePodControl
// 2 running pods and a controller with 1 replica, one pod delete expected
controllerSpec := newReplicationController(1)
manager.rcStore.Store.Add(controllerSpec)
newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec)
manager.syncReplicationController(getKey(controllerSpec, t))
validateSyncReplication(t, &fakePodControl, 0, 1)
}
func TestSyncReplicaSetDeletes(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
fakePodControl := controller.FakePodControl{}
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
manager.podControl = &fakePodControl
// 2 running pods and a controller with 1 replica, one pod delete expected
labelMap := map[string]string{"foo": "bar"}
rsSpec := newReplicaSet(1, labelMap)
manager.rsStore.Store.Add(rsSpec)
newPodList(manager.podStore.Store, 2, api.PodRunning, labelMap, rsSpec)
manager.syncReplicaSet(getKey(rsSpec, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 1)
}
func TestSyncEndpointsItemsWithLabels(t *testing.T) {
ns := "other"
testServer, endpointsHandler := makeTestServer(t, ns,
serverResponse{http.StatusOK, &api.Endpoints{}})
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
endpoints := NewEndpointController(client, controller.NoResyncPeriodFunc)
addPods(endpoints.podStore.Store, ns, 3, 2, 0)
serviceLabels := map[string]string{"foo": "bar"}
endpoints.serviceStore.Store.Add(&api.Service{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
Labels: serviceLabels,
},
Spec: api.ServiceSpec{
Selector: map[string]string{"foo": "bar"},
Ports: []api.ServicePort{
{Name: "port0", Port: 80, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
{Name: "port1", Port: 88, Protocol: "TCP", TargetPort: intstr.FromInt(8088)},
},
},
})
endpoints.syncService(ns + "/foo")
expectedSubsets := []api.EndpointSubset{{
Addresses: []api.EndpointAddress{
{IP: "1.2.3.4", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod0", Namespace: ns}},
{IP: "1.2.3.5", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod1", Namespace: ns}},
{IP: "1.2.3.6", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod2", Namespace: ns}},
},
Ports: []api.EndpointPort{
{Name: "port0", Port: 8080, Protocol: "TCP"},
{Name: "port1", Port: 8088, Protocol: "TCP"},
},
}}
data := runtime.EncodeOrDie(testapi.Default.Codec(), &api.Endpoints{
ObjectMeta: api.ObjectMeta{
ResourceVersion: "",
Labels: serviceLabels,
},
Subsets: endptspkg.SortSubsets(expectedSubsets),
})
// endpointsHandler should get 2 requests - one for "GET" and the next for "POST".
endpointsHandler.ValidateRequestCount(t, 2)
endpointsHandler.ValidateRequest(t, testapi.Default.ResourcePath("endpoints", ns, ""), "POST", &data)
}
func TestSyncJobDeleted(t *testing.T) {
clientset := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewJobController(clientset, controller.NoResyncPeriodFunc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.podStoreSynced = alwaysReady
manager.updateHandler = func(job *extensions.Job) error { return nil }
job := newJob(2, 2)
err := manager.syncJob(getKey(job, t))
if err != nil {
t.Errorf("Unexpected error when syncing jobs %v", err)
}
if len(fakePodControl.Templates) != 0 {
t.Errorf("Unexpected number of creates. Expected %d, saw %d\n", 0, len(fakePodControl.Templates))
}
if len(fakePodControl.DeletePodName) != 0 {
t.Errorf("Unexpected number of deletes. Expected %d, saw %d\n", 0, len(fakePodControl.DeletePodName))
}
}
func TestControllerUpdateRequeue(t *testing.T) {
// This server should force a requeue of the controller because it fails to update status.Replicas.
fakeHandler := utiltesting.FakeHandler{
StatusCode: 500,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
labelMap := map[string]string{"foo": "bar"}
rs := newReplicaSet(1, labelMap)
manager.rsStore.Store.Add(rs)
rs.Status = extensions.ReplicaSetStatus{Replicas: 2}
newPodList(manager.podStore.Store, 1, api.PodRunning, labelMap, rs)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
ch := make(chan interface{})
go func() {
item, _ := manager.queue.Get()
ch <- item
}()
select {
case key := <-ch:
expectedKey := getKey(rs, t)
if key != expectedKey {
t.Errorf("Expected requeue of replica set with key %s got %s", expectedKey, key)
}
case <-time.After(util.ForeverTestTimeout):
manager.queue.ShutDown()
t.Errorf("Expected to find a ReplicaSet in the queue, found none.")
}
// 1 Update and 1 GET, both of which fail
fakeHandler.ValidateRequestCount(t, 2)
}
func TestControllerUpdateRequeue(t *testing.T) {
// This server should force a requeue of the controller because it fails to update status.Replicas.
fakeHandler := utiltesting.FakeHandler{
StatusCode: 500,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
// TODO: Uncomment when fix #19254
// defer testServer.Close()
c := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(c, controller.NoResyncPeriodFunc, BurstReplicas)
manager.podStoreSynced = alwaysReady
rc := newReplicationController(1)
manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2}
newPodList(manager.podStore.Store, 1, api.PodRunning, rc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicationController(getKey(rc, t))
ch := make(chan interface{})
go func() {
item, _ := manager.queue.Get()
ch <- item
}()
select {
case key := <-ch:
expectedKey := getKey(rc, t)
if key != expectedKey {
t.Errorf("Expected requeue of controller with key %s got %s", expectedKey, key)
}
case <-time.After(util.ForeverTestTimeout):
manager.queue.ShutDown()
t.Errorf("Expected to find an rc in the queue, found none.")
}
// 1 Update and 1 GET, both of which fail
fakeHandler.ValidateRequestCount(t, 2)
}
func TestSyncJobUpdateRequeue(t *testing.T) {
clientset := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewJobController(clientset, controller.NoResyncPeriodFunc)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.podStoreSynced = alwaysReady
manager.updateHandler = func(job *extensions.Job) error { return fmt.Errorf("Fake error") }
job := newJob(2, 2)
manager.jobStore.Store.Add(job)
err := manager.syncJob(getKey(job, t))
if err != nil {
t.Errorf("Unxpected error when syncing jobs, got %v", err)
}
t.Log("Waiting for a job in the queue")
key, _ := manager.queue.Get()
expectedKey := getKey(job, t)
if key != expectedKey {
t.Errorf("Expected requeue of job with key %s got %s", expectedKey, key)
}
}
func TestSyncEndpointsProtocolUDP(t *testing.T) {
ns := "other"
testServer, endpointsHandler := makeTestServer(t, ns,
serverResponse{http.StatusOK, &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "6.7.8.9"}},
Ports: []api.EndpointPort{{Port: 1000, Protocol: "UDP"}},
}},
}})
// TODO: Uncomment when fix #19254
// defer testServer.Close()
client := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
endpoints := NewEndpointController(client, controller.NoResyncPeriodFunc)
addPods(endpoints.podStore.Store, ns, 1, 1, 0)
endpoints.serviceStore.Store.Add(&api.Service{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: ns},
Spec: api.ServiceSpec{
Selector: map[string]string{},
Ports: []api.ServicePort{{Port: 80, TargetPort: intstr.FromInt(8080), Protocol: "UDP"}},
},
})
endpoints.syncService(ns + "/foo")
endpointsHandler.ValidateRequestCount(t, 2)
data := runtime.EncodeOrDie(testapi.Default.Codec(), &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "1.2.3.4", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod0", Namespace: ns}}},
Ports: []api.EndpointPort{{Port: 8080, Protocol: "UDP"}},
}},
})
endpointsHandler.ValidateRequest(t, testapi.Default.ResourcePath("endpoints", ns, "foo"), "PUT", &data)
}
func TestDeleteControllerAndExpectations(t *testing.T) {
client := clientset.NewForConfigOrDie(&client.Config{Host: "", ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, 10)
manager.podStoreSynced = alwaysReady
rs := newReplicaSet(1, map[string]string{"foo": "bar"})
manager.rsStore.Store.Add(rs)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
// This should set expectations for the ReplicaSet
manager.syncReplicaSet(getKey(rs, t))
validateSyncReplicaSet(t, &fakePodControl, 1, 0)
fakePodControl.Clear()
// Get the ReplicaSet key
rsKey, err := controller.KeyFunc(rs)
if err != nil {
t.Errorf("Couldn't get key for object %+v: %v", rs, err)
}
// This is to simulate a concurrent addPod, that has a handle on the expectations
// as the controller deletes it.
podExp, exists, err := manager.expectations.GetExpectations(rsKey)
if !exists || err != nil {
t.Errorf("No expectations found for ReplicaSet")
}
manager.rsStore.Delete(rs)
manager.syncReplicaSet(getKey(rs, t))
if _, exists, err = manager.expectations.GetExpectations(rsKey); exists {
t.Errorf("Found expectaions, expected none since the ReplicaSet has been deleted.")
}
// This should have no effect, since we've deleted the ReplicaSet.
podExp.Seen(1, 0)
manager.podStore.Store.Replace(make([]interface{}, 0), "0")
manager.syncReplicaSet(getKey(rs, t))
validateSyncReplicaSet(t, &fakePodControl, 0, 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(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicaSetController(client, controller.NoResyncPeriodFunc, BurstReplicas)
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: activePods}
newPodList(manager.podStore.Store, activePods, api.PodRunning, labelMap, rs)
fakePodControl := controller.FakePodControl{}
manager.podControl = &fakePodControl
manager.syncReplicaSet(getKey(rs, t))
validateSyncReplicaSet(t, &fakePodControl, 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()
c := clientset.NewForConfigOrDie(&client.Config{Host: testServer.URL, ContentConfig: client.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}})
manager := NewReplicationManager(c, 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)
}