func TestEncode_Ptr(t *testing.T) {
grace := int64(30)
pod := &api.Pod{
ObjectMeta: api.ObjectMeta{
Labels: map[string]string{"name": "foo"},
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
TerminationGracePeriodSeconds: &grace,
SecurityContext: &api.PodSecurityContext{},
},
}
obj := runtime.Object(pod)
data, err := testapi.Default.Codec().Encode(obj)
obj2, err2 := testapi.Default.Codec().Decode(data)
if err != nil || err2 != nil {
t.Fatalf("Failure: '%v' '%v'", err, err2)
}
if _, ok := obj2.(*api.Pod); !ok {
t.Fatalf("Got wrong type")
}
if !api.Semantic.DeepEqual(obj2, pod) {
t.Errorf("\nExpected:\n\n %#v,\n\nGot:\n\n %#vDiff: %v\n\n", pod, obj2, util.ObjectDiff(obj2, pod))
}
}
func roundTrip(t *testing.T, codec runtime.Codec, item runtime.Object) {
printer := spew.ConfigState{DisableMethods: true}
name := reflect.TypeOf(item).Elem().Name()
data, err := codec.Encode(item)
if err != nil {
t.Errorf("%v: %v (%s)", name, err, printer.Sprintf("%#v", item))
return
}
obj2, err := codec.Decode(data)
if err != nil {
t.Errorf("0: %v: %v\nCodec: %v\nData: %s\nSource: %#v", name, err, codec, string(data), printer.Sprintf("%#v", item))
return
}
if !api.Semantic.DeepEqual(item, obj2) {
t.Errorf("1: %v: diff: %v\nCodec: %v\nSource:\n\n%#v\n\nEncoded:\n\n%s\n\nFinal:\n\n%#v", name, util.ObjectGoPrintDiff(item, obj2), codec, printer.Sprintf("%#v", item), string(data), printer.Sprintf("%#v", obj2))
return
}
obj3 := reflect.New(reflect.TypeOf(item).Elem()).Interface().(runtime.Object)
err = codec.DecodeInto(data, obj3)
if err != nil {
t.Errorf("2: %v: %v", name, err)
return
}
if !api.Semantic.DeepEqual(item, obj3) {
t.Errorf("3: %v: diff: %v\nCodec: %v", name, util.ObjectDiff(item, obj3), codec)
return
}
}
func TestEtcdDelete(t *testing.T) {
podA := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "1"},
Spec: api.PodSpec{NodeName: "machine"},
}
nodeWithPodA := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
emptyNode := tools.EtcdResponseWithError{
R: &etcd.Response{},
E: tools.EtcdErrorNotFound,
}
testContext := api.WithNamespace(api.NewContext(), "test")
key := "foo"
table := map[string]struct {
existing tools.EtcdResponseWithError
expect tools.EtcdResponseWithError
errOK func(error) bool
}{
"normal": {
existing: nodeWithPodA,
expect: emptyNode,
errOK: func(err error) bool { return err == nil },
},
"notExisting": {
existing: emptyNode,
expect: emptyNode,
errOK: func(err error) bool { return errors.IsNotFound(err) },
},
}
for name, item := range table {
fakeClient, registry := NewTestGenericEtcdRegistry(t)
path := etcdtest.AddPrefix("pods/foo")
fakeClient.Data[path] = item.existing
obj, err := registry.Delete(testContext, key, nil)
if !item.errOK(err) {
t.Errorf("%v: unexpected error: %v (%#v)", name, err, obj)
}
if item.expect.E != nil {
item.expect.E.(*etcd.EtcdError).Index = fakeClient.ChangeIndex
}
if e, a := item.expect, fakeClient.Data[path]; !api.Semantic.DeepDerivative(e, a) {
t.Errorf("%v:\n%s", name, util.ObjectDiff(e, a))
}
}
}
func testPrinter(t *testing.T, printer ResourcePrinter, unmarshalFunc func(data []byte, v interface{}) error) {
buf := bytes.NewBuffer([]byte{})
err := printer.PrintObj(&testData, buf)
if err != nil {
t.Fatal(err)
}
var poutput testStruct
// Verify that given function runs without error.
err = unmarshalFunc(buf.Bytes(), &poutput)
if err != nil {
t.Fatal(err)
}
// Use real decode function to undo the versioning process.
poutput = testStruct{}
err = runtime.YAMLDecoder(testapi.Default.Codec()).DecodeInto(buf.Bytes(), &poutput)
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(testData, poutput) {
t.Errorf("Test data and unmarshaled data are not equal: %v", util.ObjectDiff(poutput, testData))
}
obj := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo"},
}
buf.Reset()
printer.PrintObj(obj, buf)
var objOut api.Pod
// Verify that given function runs without error.
err = unmarshalFunc(buf.Bytes(), &objOut)
if err != nil {
t.Fatalf("unexpected error: %#v", err)
}
// Use real decode function to undo the versioning process.
objOut = api.Pod{}
err = runtime.YAMLDecoder(testapi.Default.Codec()).DecodeInto(buf.Bytes(), &objOut)
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(obj, &objOut) {
t.Errorf("Unexpected inequality:\n%v", util.ObjectDiff(obj, &objOut))
}
}
func TestGet_NoError(t *testing.T) {
r := NewTestREST(testResponse{code: 200, data: "ok"})
got, err := r.Get(api.NewContext(), "test1")
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
expect := createTestStatus("test1", api.ConditionTrue, "ok", "nil")
if e, a := expect, got; !reflect.DeepEqual(e, a) {
t.Errorf("Got unexpected object. Diff: %s", util.ObjectDiff(e, a))
}
}
func TestList_NoError(t *testing.T) {
r := NewTestREST(testResponse{code: 200, data: "ok"})
got, err := r.List(api.NewContext(), labels.Everything(), fields.Everything())
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
expect := &api.ComponentStatusList{
Items: []api.ComponentStatus{*(createTestStatus("test1", api.ConditionTrue, "ok", "nil"))},
}
if e, a := expect, got; !reflect.DeepEqual(e, a) {
t.Errorf("Got unexpected object. Diff: %s", util.ObjectDiff(e, a))
}
}
func TestGetAttrs(t *testing.T) {
eventA := &api.Event{
ObjectMeta: api.ObjectMeta{Name: "f0118"},
InvolvedObject: api.ObjectReference{
Kind: "Pod",
Name: "foo",
Namespace: "baz",
UID: "long uid string",
APIVersion: testapi.Default.Version(),
ResourceVersion: "0",
FieldPath: "",
},
Reason: "ForTesting",
Source: api.EventSource{Component: "test"},
}
label, field, err := getAttrs(eventA)
if err != nil {
t.Fatalf("Unexpected error %v", err)
}
if e, a := label, (labels.Set{}); !reflect.DeepEqual(e, a) {
t.Errorf("diff: %s", util.ObjectDiff(e, a))
}
expect := fields.Set{
"metadata.name": "f0118",
"involvedObject.kind": "Pod",
"involvedObject.name": "foo",
"involvedObject.namespace": "baz",
"involvedObject.uid": "long uid string",
"involvedObject.apiVersion": testapi.Default.Version(),
"involvedObject.resourceVersion": "0",
"involvedObject.fieldPath": "",
"reason": "ForTesting",
"source": "test",
}
if e, a := expect, field; !reflect.DeepEqual(e, a) {
t.Errorf("diff: %s", util.ObjectDiff(e, a))
}
}
func TestList_UnknownError(t *testing.T) {
r := NewTestREST(testResponse{code: 500, data: "", err: fmt.Errorf("fizzbuzz error")})
got, err := r.List(api.NewContext(), labels.Everything(), fields.Everything())
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
expect := &api.ComponentStatusList{
Items: []api.ComponentStatus{
*(createTestStatus("test1", api.ConditionUnknown, "", "Get http://testserver1:8000/healthz: fizzbuzz error"))},
}
if e, a := expect, got; !reflect.DeepEqual(e, a) {
t.Errorf("Got unexpected object. Diff: %s", util.ObjectDiff(e, a))
}
}
func TestUpdateStatus(t *testing.T) {
storage, status, fakeClient := newStorage(t)
ctx := api.NewDefaultContext()
key, _ := storage.KeyFunc(ctx, "foo")
key = etcdtest.AddPrefix(key)
resourcequotaStart := validNewResourceQuota()
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), resourcequotaStart), 0)
resourcequotaIn := &api.ResourceQuota{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
ResourceVersion: "1",
},
Status: api.ResourceQuotaStatus{
Used: api.ResourceList{
api.ResourceCPU: resource.MustParse("1"),
api.ResourceMemory: resource.MustParse("1Gi"),
api.ResourcePods: resource.MustParse("1"),
api.ResourceServices: resource.MustParse("1"),
api.ResourceReplicationControllers: resource.MustParse("1"),
api.ResourceQuotas: resource.MustParse("1"),
},
Hard: api.ResourceList{
api.ResourceCPU: resource.MustParse("100"),
api.ResourceMemory: resource.MustParse("4Gi"),
api.ResourcePods: resource.MustParse("10"),
api.ResourceServices: resource.MustParse("10"),
api.ResourceReplicationControllers: resource.MustParse("10"),
api.ResourceQuotas: resource.MustParse("1"),
},
},
}
expected := *resourcequotaStart
expected.ResourceVersion = "2"
expected.Labels = resourcequotaIn.Labels
expected.Status = resourcequotaIn.Status
_, _, err := status.Update(ctx, resourcequotaIn)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
rqOut, err := storage.Get(ctx, "foo")
if !api.Semantic.DeepEqual(&expected, rqOut) {
t.Errorf("unexpected object: %s", util.ObjectDiff(&expected, rqOut))
}
}
func doDeepCopyTest(t *testing.T, version, kind string, f *fuzz.Fuzzer) {
item, err := api.Scheme.New(version, kind)
if err != nil {
t.Fatalf("Could not create a %s: %s", kind, err)
}
f.Fuzz(item)
itemCopy, err := api.Scheme.DeepCopy(item)
if err != nil {
t.Errorf("Could not deep copy a %s: %s", kind, err)
return
}
if !reflect.DeepEqual(item, itemCopy) {
t.Errorf("\nexpected: %#v\n\ngot: %#v\n\ndiff: %v", item, itemCopy, util.ObjectDiff(item, itemCopy))
}
}
func TestUpdateStatus(t *testing.T) {
storage, statusStorage, fakeClient := newStorage(t)
ctx := api.NewDefaultContext()
fakeClient.TestIndex = true
key, _ := storage.KeyFunc(ctx, "foo")
key = etcdtest.AddPrefix(key)
pvcStart := validNewPersistentVolumeClaim("foo", api.NamespaceDefault)
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), pvcStart), 0)
pvc := &api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
ResourceVersion: "1",
},
Spec: api.PersistentVolumeClaimSpec{
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("3Gi"),
},
},
},
Status: api.PersistentVolumeClaimStatus{
Phase: api.ClaimBound,
},
}
expected := *pvcStart
expected.ResourceVersion = "2"
expected.Labels = pvc.Labels
expected.Status = pvc.Status
_, _, err := statusStorage.Update(ctx, pvc)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
pvcOut, err := storage.Get(ctx, "foo")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !api.Semantic.DeepEqual(&expected, pvcOut) {
t.Errorf("unexpected object: %s", util.ObjectDiff(&expected, pvcOut))
}
}
func TestGetMultipleTypeObjectsWithDirectReference(t *testing.T) {
_, svc, _ := testData()
node := &api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
},
Spec: api.NodeSpec{
ExternalID: "ext",
},
}
f, tf, codec := NewAPIFactory()
tf.Printer = &testPrinter{}
tf.Client = &fake.RESTClient{
Codec: codec,
Client: fake.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
switch req.URL.Path {
case "/nodes/foo":
return &http.Response{StatusCode: 200, Body: objBody(codec, node)}, nil
case "/namespaces/test/services/bar":
return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
default:
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
return nil, nil
}
}),
}
tf.Namespace = "test"
buf := bytes.NewBuffer([]byte{})
cmd := NewCmdGet(f, buf)
cmd.SetOutput(buf)
cmd.Run(cmd, []string{"services/bar", "node/foo"})
expected := []runtime.Object{&svc.Items[0], node}
actual := tf.Printer.(*testPrinter).Objects
if !api.Semantic.DeepEqual(expected, actual) {
t.Errorf("unexpected object: %s", util.ObjectDiff(expected, actual))
}
if len(buf.String()) == 0 {
t.Errorf("unexpected empty output")
}
}
func TestScaleGet(t *testing.T) {
storage, fakeClient := newStorage(t)
ctx := api.WithNamespace(api.NewContext(), namespace)
key := etcdtest.AddPrefix("/deployments/" + namespace + "/" + name)
if _, err := fakeClient.Set(key, runtime.EncodeOrDie(testapi.Extensions.Codec(), &validDeployment), 0); err != nil {
t.Fatalf("unexpected error: %v", err)
}
expect := &validScale
obj, err := storage.Scale.Get(ctx, name)
scale := obj.(*extensions.Scale)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if e, a := expect, scale; !api.Semantic.DeepEqual(e, a) {
t.Errorf("unexpected scale: %s", util.ObjectDiff(e, a))
}
}
func TestGet(t *testing.T) {
storage, fakeClient := newStorage(t)
ctx := api.WithNamespace(api.NewContext(), "test")
key := etcdtest.AddPrefix("/controllers/test/foo")
if _, err := fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), &validController), 0); err != nil {
t.Fatalf("unexpected error: %v", err)
}
expect := &validScale
obj, err := storage.Get(ctx, "foo")
scale := obj.(*extensions.Scale)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if e, a := expect, scale; !api.Semantic.DeepEqual(e, a) {
t.Errorf("unexpected scale: %s", util.ObjectDiff(e, a))
}
}
func (test configCommandTest) run(t *testing.T) string {
out, actualConfig := testConfigCommand(test.args, test.startingConfig, t)
testSetNilMapsToEmpties(reflect.ValueOf(&test.expectedConfig))
testSetNilMapsToEmpties(reflect.ValueOf(&actualConfig))
testClearLocationOfOrigin(&actualConfig)
if !api.Semantic.DeepEqual(test.expectedConfig, actualConfig) {
t.Errorf("diff: %v", util.ObjectDiff(test.expectedConfig, actualConfig))
t.Errorf("expected: %#v\n actual: %#v", test.expectedConfig, actualConfig)
}
for _, expectedOutput := range test.expectedOutputs {
if !strings.Contains(out, expectedOutput) {
t.Errorf("expected '%s' in output, got '%s'", expectedOutput, out)
}
}
return out
}
func TestSetListToRuntimeObjectArray(t *testing.T) {
pl := &api.List{}
list := []runtime.Object{
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "1"}},
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "2"}},
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "3"}},
}
err := runtime.SetList(pl, list)
if err != nil {
t.Fatalf("Unexpected error %v", err)
}
if e, a := len(list), len(pl.Items); e != a {
t.Fatalf("Expected %v, got %v", e, a)
}
for i := range list {
if e, a := list[i], pl.Items[i]; e != a {
t.Fatalf("%d: unmatched: %s", i, util.ObjectDiff(e, a))
}
}
}
func (test stepParserTest) run(t *testing.T) {
actualSteps, err := newNavigationSteps(test.path)
if len(test.expectedError) != 0 {
if err == nil {
t.Errorf("Did not get %v", test.expectedError)
} else {
if !strings.Contains(err.Error(), test.expectedError) {
t.Errorf("Expected %v, but got %v", test.expectedError, err)
}
}
return
}
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if !reflect.DeepEqual(test.expectedNavigationSteps, *actualSteps) {
t.Errorf("diff: %v", util.ObjectDiff(test.expectedNavigationSteps, *actualSteps))
t.Errorf("expected: %#v\n actual: %#v", test.expectedNavigationSteps, *actualSteps)
}
}
func TestDoRequestFailed(t *testing.T) {
status := &unversioned.Status{
Code: http.StatusNotFound,
Status: unversioned.StatusFailure,
Reason: unversioned.StatusReasonNotFound,
Message: " \"\" not found",
Details: &unversioned.StatusDetails{},
}
expectedBody, _ := testapi.Default.Codec().Encode(status)
fakeHandler := util.FakeHandler{
StatusCode: 404,
ResponseBody: string(expectedBody),
T: t,
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
c, err := RESTClientFor(&Config{
Host: testServer.URL,
Version: testapi.Default.Version(),
Codec: testapi.Default.Codec(),
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
body, err := c.Get().Do().Raw()
if err == nil || body != nil {
t.Errorf("unexpected non-error: %#v", body)
}
ss, ok := err.(APIStatus)
if !ok {
t.Errorf("unexpected error type %v", err)
}
actual := ss.Status()
if !reflect.DeepEqual(status, &actual) {
t.Errorf("Unexpected mis-match: %s", util.ObjectDiff(status, &actual))
}
}
func TestUpdateStatus(t *testing.T) {
storage, statusStorage, fakeClient := newStorage(t)
fakeClient.TestIndex = true
ctx := api.NewContext()
key, _ := storage.KeyFunc(ctx, "foo")
key = etcdtest.AddPrefix(key)
pvStart := validNewPersistentVolume("foo")
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), pvStart), 0)
pvIn := &api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: "foo",
ResourceVersion: "1",
},
Status: api.PersistentVolumeStatus{
Phase: api.VolumeBound,
},
}
expected := *pvStart
expected.ResourceVersion = "2"
expected.Labels = pvIn.Labels
expected.Status = pvIn.Status
_, _, err := statusStorage.Update(ctx, pvIn)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
pvOut, err := storage.Get(ctx, "foo")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !api.Semantic.DeepEqual(&expected, pvOut) {
t.Errorf("unexpected object: %s", util.ObjectDiff(&expected, pvOut))
}
}
func TestEtcdUpdateNotScheduled(t *testing.T) {
storage, _, _, fakeClient := newStorage(t)
ctx := api.NewDefaultContext()
fakeClient.TestIndex = true
key, _ := storage.KeyFunc(ctx, "foo")
key = etcdtest.AddPrefix(key)
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), validNewPod()), 1)
podIn := validChangedPod()
_, _, err := storage.Update(ctx, podIn)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
response, err := fakeClient.Get(key, false, false)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
podOut := &api.Pod{}
testapi.Default.Codec().DecodeInto([]byte(response.Node.Value), podOut)
if !api.Semantic.DeepEqual(podOut, podIn) {
t.Errorf("objects differ: %v", util.ObjectDiff(podOut, podIn))
}
}
func TestArrayOfRuntimeObject(t *testing.T) {
s := runtime.NewScheme()
s.AddKnownTypes("", &EmbeddedTest{})
s.AddKnownTypeWithName("v1test", "EmbeddedTest", &EmbeddedTestExternal{})
s.AddKnownTypes("", &ObjectTest{})
s.AddKnownTypeWithName("v1test", "ObjectTest", &ObjectTestExternal{})
internal := &ObjectTest{
Items: []runtime.Object{
&EmbeddedTest{ID: "foo"},
&EmbeddedTest{ID: "bar"},
// TODO: until YAML is removed, this JSON must be in ascending key order to ensure consistent roundtrip serialization
&runtime.Unknown{RawJSON: []byte(`{"apiVersion":"unknown","foo":"bar","kind":"OtherTest"}`)},
&ObjectTest{
Items: []runtime.Object{
&EmbeddedTest{ID: "baz"},
},
},
},
}
wire, err := s.EncodeToVersion(internal, "v1test")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
t.Logf("Wire format is:\n%s\n", string(wire))
obj := &ObjectTestExternal{}
if err := json.Unmarshal(wire, obj); err != nil {
t.Fatalf("unexpected error: %v", err)
}
t.Logf("exact wire is: %s", string(obj.Items[0].RawJSON))
decoded, err := s.Decode(wire)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
list, err := runtime.ExtractList(decoded)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if errs := runtime.DecodeList(list, s); len(errs) > 0 {
t.Fatalf("unexpected error: %v", errs)
}
list2, err := runtime.ExtractList(list[3])
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if errs := runtime.DecodeList(list2, s); len(errs) > 0 {
t.Fatalf("unexpected error: %v", errs)
}
if err := runtime.SetList(list[3], list2); err != nil {
t.Fatalf("unexpected error: %v", err)
}
internal.Items[2].(*runtime.Unknown).Kind = "OtherTest"
internal.Items[2].(*runtime.Unknown).APIVersion = "unknown"
if e, a := internal.Items, list; !reflect.DeepEqual(e, a) {
t.Errorf("mismatched decoded: %s", util.ObjectDiff(e, a))
}
}
func TestSchedulerForgetAssumedPodAfterDelete(t *testing.T) {
eventBroadcaster := record.NewBroadcaster()
defer eventBroadcaster.StartLogging(t.Logf).Stop()
// Setup modeler so we control the contents of all 3 stores: assumed,
// scheduled and queued
scheduledPodStore := cache.NewStore(cache.MetaNamespaceKeyFunc)
scheduledPodLister := &cache.StoreToPodLister{Store: scheduledPodStore}
queuedPodStore := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
queuedPodLister := &cache.StoreToPodLister{Store: queuedPodStore}
modeler := NewSimpleModeler(queuedPodLister, scheduledPodLister)
// Create a fake clock used to timestamp entries and calculate ttl. Nothing
// will expire till we flip to something older than the ttl, at which point
// all entries inserted with fakeTime will expire.
ttl := 30 * time.Second
fakeTime := time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC)
fakeClock := &util.FakeClock{Time: fakeTime}
ttlPolicy := &cache.TTLPolicy{Ttl: ttl, Clock: fakeClock}
assumedPodsStore := cache.NewFakeExpirationStore(
cache.MetaNamespaceKeyFunc, nil, ttlPolicy, fakeClock)
modeler.assumedPods = &cache.StoreToPodLister{Store: assumedPodsStore}
// Port is the easiest way to cause a fit predicate failure
podPort := 8080
firstPod := podWithPort("foo", "", podPort)
// Create the scheduler config
algo := NewGenericScheduler(
map[string]algorithm.FitPredicate{"PodFitsHostPorts": predicates.PodFitsHostPorts},
[]algorithm.PriorityConfig{},
modeler.PodLister(),
rand.New(rand.NewSource(time.Now().UnixNano())))
var gotBinding *api.Binding
c := &Config{
Modeler: modeler,
NodeLister: algorithm.FakeNodeLister(
api.NodeList{Items: []api.Node{{ObjectMeta: api.ObjectMeta{Name: "machine1"}}}},
),
Algorithm: algo,
Binder: fakeBinder{func(b *api.Binding) error {
scheduledPodStore.Add(podWithPort(b.Name, b.Target.Name, podPort))
gotBinding = b
return nil
}},
NextPod: func() *api.Pod {
return queuedPodStore.Pop().(*api.Pod)
},
Error: func(p *api.Pod, err error) {
t.Errorf("Unexpected error when scheduling pod %+v: %v", p, err)
},
Recorder: eventBroadcaster.NewRecorder(api.EventSource{Component: "scheduler"}),
}
// First scheduling pass should schedule the pod
s := New(c)
called := make(chan struct{})
events := eventBroadcaster.StartEventWatcher(func(e *api.Event) {
if e, a := "Scheduled", e.Reason; e != a {
t.Errorf("expected %v, got %v", e, a)
}
close(called)
})
queuedPodStore.Add(firstPod)
// queuedPodStore: [foo:8080]
// scheduledPodStore: []
// assumedPods: []
s.scheduleOne()
// queuedPodStore: []
// scheduledPodStore: [foo:8080]
// assumedPods: [foo:8080]
pod, exists, _ := scheduledPodStore.GetByKey("foo")
if !exists {
t.Errorf("Expected scheduled pod store to contain pod")
}
pod, exists, _ = queuedPodStore.GetByKey("foo")
if exists {
t.Errorf("Did not expect a queued pod, found %+v", pod)
}
pod, exists, _ = assumedPodsStore.GetByKey("foo")
if !exists {
t.Errorf("Assumed pod store should contain stale pod")
}
expectBind := &api.Binding{
ObjectMeta: api.ObjectMeta{Name: "foo"},
Target: api.ObjectReference{Kind: "Node", Name: "machine1"},
}
if ex, ac := expectBind, gotBinding; !reflect.DeepEqual(ex, ac) {
t.Errorf("Expected exact match on binding: %s", util.ObjectDiff(ex, ac))
}
<-called
events.Stop()
scheduledPodStore.Delete(pod)
_, exists, _ = assumedPodsStore.Get(pod)
if !exists {
t.Errorf("Expected pod %#v in assumed pod store", pod)
}
secondPod := podWithPort("bar", "", podPort)
queuedPodStore.Add(secondPod)
// queuedPodStore: [bar:8080]
// scheduledPodStore: []
// assumedPods: [foo:8080]
// Second scheduling pass will fail to schedule if the store hasn't expired
// the deleted pod. This would normally happen with a timeout.
//expirationPolicy.NeverExpire = util.NewStringSet()
fakeClock.Time = fakeClock.Time.Add(ttl + 1)
called = make(chan struct{})
events = eventBroadcaster.StartEventWatcher(func(e *api.Event) {
if e, a := "Scheduled", e.Reason; e != a {
t.Errorf("expected %v, got %v", e, a)
}
close(called)
})
s.scheduleOne()
expectBind = &api.Binding{
ObjectMeta: api.ObjectMeta{Name: "bar"},
Target: api.ObjectReference{Kind: "Node", Name: "machine1"},
}
if ex, ac := expectBind, gotBinding; !reflect.DeepEqual(ex, ac) {
t.Errorf("Expected exact match on binding: %s", util.ObjectDiff(ex, ac))
}
<-called
events.Stop()
}
func TestScheduler(t *testing.T) {
eventBroadcaster := record.NewBroadcaster()
defer eventBroadcaster.StartLogging(t.Logf).Stop()
errS := errors.New("scheduler")
errB := errors.New("binder")
table := []struct {
injectBindError error
sendPod *api.Pod
algo algorithm.ScheduleAlgorithm
expectErrorPod *api.Pod
expectAssumedPod *api.Pod
expectError error
expectBind *api.Binding
eventReason string
}{
{
sendPod: podWithID("foo", ""),
algo: mockScheduler{"machine1", nil},
expectBind: &api.Binding{ObjectMeta: api.ObjectMeta{Name: "foo"}, Target: api.ObjectReference{Kind: "Node", Name: "machine1"}},
expectAssumedPod: podWithID("foo", "machine1"),
eventReason: "Scheduled",
}, {
sendPod: podWithID("foo", ""),
algo: mockScheduler{"machine1", errS},
expectError: errS,
expectErrorPod: podWithID("foo", ""),
eventReason: "FailedScheduling",
}, {
sendPod: podWithID("foo", ""),
algo: mockScheduler{"machine1", nil},
expectBind: &api.Binding{ObjectMeta: api.ObjectMeta{Name: "foo"}, Target: api.ObjectReference{Kind: "Node", Name: "machine1"}},
injectBindError: errB,
expectError: errB,
expectErrorPod: podWithID("foo", ""),
eventReason: "FailedScheduling",
},
}
for i, item := range table {
var gotError error
var gotPod *api.Pod
var gotAssumedPod *api.Pod
var gotBinding *api.Binding
c := &Config{
Modeler: &FakeModeler{
AssumePodFunc: func(pod *api.Pod) {
gotAssumedPod = pod
},
},
NodeLister: algorithm.FakeNodeLister(
api.NodeList{Items: []api.Node{{ObjectMeta: api.ObjectMeta{Name: "machine1"}}}},
),
Algorithm: item.algo,
Binder: fakeBinder{func(b *api.Binding) error {
gotBinding = b
return item.injectBindError
}},
Error: func(p *api.Pod, err error) {
gotPod = p
gotError = err
},
NextPod: func() *api.Pod {
return item.sendPod
},
Recorder: eventBroadcaster.NewRecorder(api.EventSource{Component: "scheduler"}),
}
s := New(c)
called := make(chan struct{})
events := eventBroadcaster.StartEventWatcher(func(e *api.Event) {
if e, a := item.eventReason, e.Reason; e != a {
t.Errorf("%v: expected %v, got %v", i, e, a)
}
close(called)
})
s.scheduleOne()
if e, a := item.expectAssumedPod, gotAssumedPod; !reflect.DeepEqual(e, a) {
t.Errorf("%v: assumed pod: wanted %v, got %v", i, e, a)
}
if e, a := item.expectErrorPod, gotPod; !reflect.DeepEqual(e, a) {
t.Errorf("%v: error pod: wanted %v, got %v", i, e, a)
}
if e, a := item.expectError, gotError; !reflect.DeepEqual(e, a) {
t.Errorf("%v: error: wanted %v, got %v", i, e, a)
}
if e, a := item.expectBind, gotBinding; !reflect.DeepEqual(e, a) {
t.Errorf("%v: error: %s", i, util.ObjectDiff(e, a))
}
<-called
events.Stop()
}
}
func TestEtcdUpdateStatus(t *testing.T) {
storage, _, statusStorage, fakeClient := newStorage(t)
ctx := api.NewDefaultContext()
fakeClient.TestIndex = true
key, _ := storage.KeyFunc(ctx, "foo")
key = etcdtest.AddPrefix(key)
podStart := api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
},
Spec: api.PodSpec{
NodeName: "machine",
Containers: []api.Container{
{
Image: "foo:v1",
SecurityContext: securitycontext.ValidSecurityContextWithContainerDefaults(),
},
},
},
}
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Default.Codec(), &podStart), 0)
podIn := api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo",
ResourceVersion: "1",
Labels: map[string]string{
"foo": "bar",
},
},
Spec: api.PodSpec{
NodeName: "machine",
Containers: []api.Container{
{
Image: "foo:v2",
ImagePullPolicy: api.PullIfNotPresent,
TerminationMessagePath: api.TerminationMessagePathDefault,
},
},
},
Status: api.PodStatus{
Phase: api.PodRunning,
PodIP: "127.0.0.1",
Message: "is now scheduled",
},
}
expected := podStart
expected.ResourceVersion = "2"
grace := int64(30)
expected.Spec.TerminationGracePeriodSeconds = &grace
expected.Spec.RestartPolicy = api.RestartPolicyAlways
expected.Spec.DNSPolicy = api.DNSClusterFirst
expected.Spec.Containers[0].ImagePullPolicy = api.PullIfNotPresent
expected.Spec.Containers[0].TerminationMessagePath = api.TerminationMessagePathDefault
expected.Labels = podIn.Labels
expected.Status = podIn.Status
_, _, err := statusStorage.Update(ctx, &podIn)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
podOut, err := storage.Get(ctx, "foo")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !api.Semantic.DeepEqual(&expected, podOut) {
t.Errorf("unexpected object: %s", util.ObjectDiff(&expected, podOut))
}
}
func TestEtcdWatch(t *testing.T) {
testContext := api.WithNamespace(api.NewContext(), "test")
noNamespaceContext := api.NewContext()
table := map[string]struct {
generic.Matcher
context api.Context
}{
"single": {
Matcher: setMatcher{sets.NewString("foo")},
},
"multi": {
Matcher: setMatcher{sets.NewString("foo", "bar")},
},
"singleNoNamespace": {
Matcher: setMatcher{sets.NewString("foo")},
context: noNamespaceContext,
},
}
for name, m := range table {
ctx := testContext
if m.context != nil {
ctx = m.context
}
podA := &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: "test",
ResourceVersion: "1",
},
Spec: api.PodSpec{NodeName: "machine"},
}
respWithPodA := &etcd.Response{
Node: &etcd.Node{
Key: "/registry/pods/test/foo",
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
Action: "create",
}
fakeClient, registry := NewTestGenericEtcdRegistry(t)
wi, err := registry.WatchPredicate(ctx, m, "1")
if err != nil {
t.Errorf("%v: unexpected error: %v", name, err)
continue
}
fakeClient.WaitForWatchCompletion()
go func() {
fakeClient.WatchResponse <- respWithPodA
}()
got, open := <-wi.ResultChan()
if !open {
t.Errorf("%v: unexpected channel close", name)
continue
}
if e, a := podA, got.Object; !api.Semantic.DeepDerivative(e, a) {
t.Errorf("%v: difference: %s", name, util.ObjectDiff(e, a))
}
}
}
func TestEtcdCreate(t *testing.T) {
podA := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: api.PodSpec{NodeName: "machine"},
}
podB := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: api.PodSpec{NodeName: "machine2"},
}
nodeWithPodA := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
emptyNode := tools.EtcdResponseWithError{
R: &etcd.Response{},
E: tools.EtcdErrorNotFound,
}
testContext := api.WithNamespace(api.NewContext(), "test")
table := map[string]struct {
existing tools.EtcdResponseWithError
expect tools.EtcdResponseWithError
toCreate runtime.Object
objOK func(obj runtime.Object) bool
errOK func(error) bool
}{
"normal": {
existing: emptyNode,
toCreate: podA,
objOK: hasCreated(t, podA),
errOK: func(err error) bool { return err == nil },
},
"preExisting": {
existing: nodeWithPodA,
expect: nodeWithPodA,
toCreate: podB,
errOK: errors.IsAlreadyExists,
},
}
for name, item := range table {
fakeClient, registry := NewTestGenericEtcdRegistry(t)
path := etcdtest.AddPrefix("pods/foo")
fakeClient.Data[path] = item.existing
obj, err := registry.Create(testContext, item.toCreate)
if !item.errOK(err) {
t.Errorf("%v: unexpected error: %v", name, err)
}
actual := fakeClient.Data[path]
if item.objOK != nil {
if !item.objOK(obj) {
t.Errorf("%v: unexpected returned: %v", name, obj)
}
actualObj, err := api.Scheme.Decode([]byte(actual.R.Node.Value))
if err != nil {
t.Errorf("unable to decode stored value for %#v", actual)
continue
}
if !item.objOK(actualObj) {
t.Errorf("%v: unexpected response: %v", name, actual)
}
} else {
if e, a := item.expect, actual; !api.Semantic.DeepDerivative(e, a) {
t.Errorf("%v:\n%s", name, util.ObjectDiff(e, a))
}
}
}
}
func TestEtcdUpdate(t *testing.T) {
podA := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: api.PodSpec{NodeName: "machine"},
}
podB := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test", ResourceVersion: "1"},
Spec: api.PodSpec{NodeName: "machine2"},
}
podAWithResourceVersion := &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test", ResourceVersion: "3"},
Spec: api.PodSpec{NodeName: "machine"},
}
nodeWithPodA := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
newerNodeWithPodA := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podA),
ModifiedIndex: 2,
CreatedIndex: 1,
},
},
E: nil,
}
nodeWithPodB := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podB),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
nodeWithPodAWithResourceVersion := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Default.Codec(), podAWithResourceVersion),
ModifiedIndex: 3,
CreatedIndex: 1,
},
},
E: nil,
}
emptyNode := tools.EtcdResponseWithError{
R: &etcd.Response{},
E: tools.EtcdErrorNotFound,
}
testContext := api.WithNamespace(api.NewContext(), "test")
table := map[string]struct {
existing tools.EtcdResponseWithError
expect tools.EtcdResponseWithError
toUpdate runtime.Object
allowCreate bool
allowUnconditionalUpdate bool
objOK func(obj runtime.Object) bool
errOK func(error) bool
}{
"normal": {
existing: nodeWithPodA,
expect: nodeWithPodB,
toUpdate: podB,
errOK: func(err error) bool { return err == nil },
},
"notExisting": {
existing: emptyNode,
expect: emptyNode,
toUpdate: podA,
errOK: func(err error) bool { return errors.IsNotFound(err) },
},
"createIfNotFound": {
existing: emptyNode,
toUpdate: podA,
allowCreate: true,
objOK: hasCreated(t, podA),
errOK: func(err error) bool { return err == nil },
},
"outOfDate": {
existing: newerNodeWithPodA,
expect: newerNodeWithPodA,
toUpdate: podB,
errOK: func(err error) bool { return errors.IsConflict(err) },
},
"unconditionalUpdate": {
existing: nodeWithPodAWithResourceVersion,
allowUnconditionalUpdate: true,
toUpdate: podA,
objOK: func(obj runtime.Object) bool { return true },
errOK: func(err error) bool { return err == nil },
},
}
for name, item := range table {
fakeClient, registry := NewTestGenericEtcdRegistry(t)
registry.UpdateStrategy.(*testRESTStrategy).allowCreateOnUpdate = item.allowCreate
registry.UpdateStrategy.(*testRESTStrategy).allowUnconditionalUpdate = item.allowUnconditionalUpdate
path := etcdtest.AddPrefix("pods/foo")
fakeClient.Data[path] = item.existing
obj, _, err := registry.Update(testContext, item.toUpdate)
if !item.errOK(err) {
t.Errorf("%v: unexpected error: %v", name, err)
}
actual := fakeClient.Data[path]
if item.objOK != nil {
if !item.objOK(obj) {
t.Errorf("%v: unexpected returned: %#v", name, obj)
}
actualObj, err := api.Scheme.Decode([]byte(actual.R.Node.Value))
if err != nil {
t.Errorf("unable to decode stored value for %#v", actual)
continue
}
if !item.objOK(actualObj) {
t.Errorf("%v: unexpected response: %#v", name, actual)
}
} else {
if e, a := item.expect, actual; !api.Semantic.DeepDerivative(e, a) {
t.Errorf("%v:\n%s", name, util.ObjectDiff(e, a))
}
}
}
}