func makeTestServer(t *testing.T, namespace, name string, podResponse, controllerResponse, updateResponse serverResponse) (*httptest.Server, *util.FakeHandler) {
fakePodHandler := util.FakeHandler{
StatusCode: podResponse.statusCode,
ResponseBody: runtime.EncodeOrDie(testapi.Codec(), podResponse.obj.(runtime.Object)),
}
fakeControllerHandler := util.FakeHandler{
StatusCode: controllerResponse.statusCode,
ResponseBody: runtime.EncodeOrDie(testapi.Codec(), controllerResponse.obj.(runtime.Object)),
}
fakeUpdateHandler := util.FakeHandler{
StatusCode: updateResponse.statusCode,
ResponseBody: runtime.EncodeOrDie(testapi.Codec(), updateResponse.obj.(runtime.Object)),
}
mux := http.NewServeMux()
mux.Handle(testapi.ResourcePath("pods", namespace, ""), &fakePodHandler)
mux.Handle(testapi.ResourcePath(replicationControllerResourceName(), "", ""), &fakeControllerHandler)
if namespace != "" {
mux.Handle(testapi.ResourcePath(replicationControllerResourceName(), namespace, ""), &fakeControllerHandler)
}
if name != "" {
mux.Handle(testapi.ResourcePath(replicationControllerResourceName(), namespace, name), &fakeUpdateHandler)
}
mux.HandleFunc("/", func(res http.ResponseWriter, req *http.Request) {
t.Errorf("unexpected request: %v", req.RequestURI)
res.WriteHeader(http.StatusNotFound)
})
return httptest.NewServer(mux), &fakeUpdateHandler
}
func TestSetObjWithoutResourceVersioner(t *testing.T) {
obj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
fakeClient := NewFakeEtcdClient(t)
helper := NewEtcdHelper(fakeClient, testapi.Codec(), etcdtest.PathPrefix())
helper.Versioner = nil
returnedObj := &api.Pod{}
err := helper.SetObj("/some/key", obj, returnedObj, 3)
key := etcdtest.AddPrefix("/some/key")
if err != nil {
t.Errorf("Unexpected error %#v", err)
}
data, err := testapi.Codec().Encode(obj)
if err != nil {
t.Errorf("Unexpected error %#v", err)
}
expect := string(data)
got := fakeClient.Data[key].R.Node.Value
if expect != got {
t.Errorf("Wanted %v, got %v", expect, got)
}
if e, a := uint64(3), fakeClient.LastSetTTL; e != a {
t.Errorf("Wanted %v, got %v", e, a)
}
if obj.ResourceVersion != returnedObj.ResourceVersion || obj.Name != returnedObj.Name {
t.Errorf("If set was successful but returned object did not have correct resource version")
}
}
func TestDoRequestNewWayFile(t *testing.T) {
reqObj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
reqBodyExpected, err := testapi.Codec().Encode(reqObj)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
file, err := ioutil.TempFile("", "foo")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
_, err = file.Write(reqBodyExpected)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
expectedObj := &api.Service{Spec: api.ServiceSpec{Ports: []api.ServicePort{{
Protocol: "TCP",
Port: 12345,
TargetPort: util.NewIntOrStringFromInt(12345),
}}}}
expectedBody, _ := testapi.Codec().Encode(expectedObj)
fakeHandler := util.FakeHandler{
StatusCode: 200,
ResponseBody: string(expectedBody),
T: t,
}
testServer := httptest.NewServer(&fakeHandler)
c := NewOrDie(&Config{Host: testServer.URL, Version: testapi.Version(), Username: "******", Password: "******"})
wasCreated := true
obj, err := c.Verb("POST").
Prefix("foo/bar", "baz").
Timeout(time.Second).
Body(file.Name()).
Do().WasCreated(&wasCreated).Get()
if err != nil {
t.Errorf("Unexpected error: %v %#v", err, err)
return
}
if obj == nil {
t.Error("nil obj")
} else if !api.Semantic.DeepDerivative(expectedObj, obj) {
t.Errorf("Expected: %#v, got %#v", expectedObj, obj)
}
if wasCreated {
t.Errorf("expected object was not created")
}
tmpStr := string(reqBodyExpected)
requestURL := testapi.ResourcePathWithPrefix("foo/bar/baz", "", "", "")
requestURL += "?timeout=1s"
fakeHandler.ValidateRequest(t, requestURL, "POST", &tmpStr)
if fakeHandler.RequestReceived.Header["Authorization"] == nil {
t.Errorf("Request is missing authorization header: %#v", *fakeHandler.RequestReceived)
}
}
func TestWatch(t *testing.T) {
client := framework.NewEtcdClient()
helper := tools.NewEtcdHelper(client, testapi.Codec(), etcdtest.PathPrefix())
framework.WithEtcdKey(func(key string) {
key = etcdtest.AddPrefix(key)
resp, err := client.Set(key, runtime.EncodeOrDie(testapi.Codec(), &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}), 0)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
expectedVersion := resp.Node.ModifiedIndex
// watch should load the object at the current index
w, err := helper.Watch(key, 0, tools.Everything)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
event := <-w.ResultChan()
if event.Type != watch.Added || event.Object == nil {
t.Fatalf("expected first value to be set to ADDED, got %#v", event)
}
// version should match what we set
pod := event.Object.(*api.Pod)
if pod.ResourceVersion != strconv.FormatUint(expectedVersion, 10) {
t.Errorf("expected version %d, got %#v", expectedVersion, pod)
}
// should be no events in the stream
select {
case event, ok := <-w.ResultChan():
if !ok {
t.Fatalf("channel closed unexpectedly")
}
t.Fatalf("unexpected object in channel: %#v", event)
default:
}
// should return the previously deleted item in the watch, but with the latest index
resp, err = client.Delete(key, false)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
expectedVersion = resp.Node.ModifiedIndex
event = <-w.ResultChan()
if event.Type != watch.Deleted {
t.Errorf("expected deleted event %#v", event)
}
pod = event.Object.(*api.Pod)
if pod.ResourceVersion != strconv.FormatUint(expectedVersion, 10) {
t.Errorf("expected version %d, got %#v", expectedVersion, pod)
}
})
}
func TestDecoder(t *testing.T) {
table := []watch.EventType{watch.Added, watch.Deleted, watch.Modified, watch.Error}
for _, eventType := range table {
out, in := io.Pipe()
decoder := NewDecoder(out, testapi.Codec())
expect := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
encoder := json.NewEncoder(in)
go func() {
data, err := testapi.Codec().Encode(expect)
if err != nil {
t.Fatalf("Unexpected error %v", err)
}
if err := encoder.Encode(&WatchEvent{eventType, runtime.RawExtension{json.RawMessage(data)}}); err != nil {
t.Errorf("Unexpected error %v", err)
}
in.Close()
}()
done := make(chan struct{})
go func() {
action, got, err := decoder.Decode()
if err != nil {
t.Fatalf("Unexpected error %v", err)
}
if e, a := eventType, action; e != a {
t.Errorf("Expected %v, got %v", e, a)
}
if e, a := expect, got; !api.Semantic.DeepDerivative(e, a) {
t.Errorf("Expected %v, got %v", e, a)
}
t.Logf("Exited read")
close(done)
}()
<-done
done = make(chan struct{})
go func() {
_, _, err := decoder.Decode()
if err == nil {
t.Errorf("Unexpected nil error")
}
close(done)
}()
<-done
decoder.Close()
}
}
func NewTestEventEtcdRegistry(t *testing.T) (*tools.FakeEtcdClient, generic.Registry) {
f := tools.NewFakeEtcdClient(t)
f.TestIndex = true
h := tools.NewEtcdHelper(f, testapi.Codec(), etcdtest.PathPrefix())
return f, NewEtcdRegistry(h, testTTL)
}
func TestDoRequestBearer(t *testing.T) {
status := &api.Status{Status: api.StatusFailure}
expectedBody, _ := latest.Codec.Encode(status)
fakeHandler := util.FakeHandler{
StatusCode: 400,
ResponseBody: string(expectedBody),
T: t,
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
request, _ := http.NewRequest("GET", testServer.URL, nil)
c, err := RESTClientFor(&Config{
Host: testServer.URL,
Version: testapi.Version(),
Codec: testapi.Codec(),
BearerToken: "test",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
err = c.Get().Do().Error()
if err == nil {
t.Fatalf("unexpected non-error: %v", err)
}
if fakeHandler.RequestReceived.Header.Get("Authorization") != "Bearer test" {
t.Errorf("Request is missing authorization header: %#v", *request)
}
}
func TestValidateOk(t *testing.T) {
schema, err := loadSchemaForTest()
if err != nil {
t.Errorf("Failed to load: %v", err)
}
tests := []struct {
obj runtime.Object
typeName string
}{
{obj: &api.Pod{}},
{obj: &api.Service{}},
{obj: &api.ReplicationController{}},
}
seed := rand.Int63()
apiObjectFuzzer := apitesting.FuzzerFor(nil, "", rand.NewSource(seed))
for i := 0; i < 5; i++ {
for _, test := range tests {
testObj := test.obj
apiObjectFuzzer.Fuzz(testObj)
data, err := testapi.Codec().Encode(testObj)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
err = schema.ValidateBytes(data)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
}
}
}
func TestSetsCodec(t *testing.T) {
testCases := map[string]struct {
Err bool
Prefix string
Codec runtime.Codec
}{
testapi.Version(): {false, "/api/" + testapi.Version() + "/", testapi.Codec()},
"invalidVersion": {true, "", nil},
}
for version, expected := range testCases {
client, err := New(&Config{Host: "127.0.0.1", Version: version})
switch {
case err == nil && expected.Err:
t.Errorf("expected error but was nil")
continue
case err != nil && !expected.Err:
t.Errorf("unexpected error %v", err)
continue
case err != nil:
continue
}
if e, a := expected.Prefix, client.RESTClient.baseURL.Path; e != a {
t.Errorf("expected %#v, got %#v", e, a)
}
if e, a := expected.Codec, client.RESTClient.Codec; e != a {
t.Errorf("expected %#v, got %#v", e, a)
}
}
}
func body(obj runtime.Object, raw *string) *string {
if obj != nil {
bs, _ := testapi.Codec().Encode(obj)
body := string(bs)
return &body
}
return raw
}
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.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
emptyNode := tools.EtcdResponseWithError{
R: &etcd.Response{},
E: tools.EtcdErrorNotFound,
}
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(api.NewContext(), 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 TestEncodeDecodeRoundTrip(t *testing.T) {
testCases := []struct {
Type watch.EventType
Object runtime.Object
Codec runtime.Codec
}{
{
watch.Added,
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
testapi.Codec(),
},
{
watch.Modified,
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
testapi.Codec(),
},
{
watch.Deleted,
&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
testapi.Codec(),
},
}
for i, testCase := range testCases {
buf := &bytes.Buffer{}
encoder := NewEncoder(buf, testCase.Codec)
if err := encoder.Encode(&watch.Event{Type: testCase.Type, Object: testCase.Object}); err != nil {
t.Errorf("%d: unexpected error: %v", i, err)
continue
}
decoder := NewDecoder(ioutil.NopCloser(buf), testCase.Codec)
event, obj, err := decoder.Decode()
if err != nil {
t.Errorf("%d: unexpected error: %v", i, err)
continue
}
if !api.Semantic.DeepDerivative(testCase.Object, obj) {
t.Errorf("%d: expected %#v, got %#v", i, testCase.Object, obj)
}
if event != testCase.Type {
t.Errorf("%d: unexpected type: %#v", i, event)
}
}
}
func TestCreateObjNilOutParam(t *testing.T) {
obj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
fakeClient := NewFakeEtcdClient(t)
helper := NewEtcdHelper(fakeClient, testapi.Codec(), etcdtest.PathPrefix())
err := helper.CreateObj("/some/key", obj, nil, 5)
if err != nil {
t.Errorf("Unexpected error %#v", err)
}
}
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.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.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 TestMigrateKeys(t *testing.T) {
withEtcdKey(func(oldPrefix string) {
client := newEtcdClient()
helper := tools.NewEtcdHelper(client, testapi.Codec(), oldPrefix)
key1 := oldPrefix + "/obj1"
key2 := oldPrefix + "/foo/obj2"
key3 := oldPrefix + "/foo/bar/obj3"
// Create a new entres - these are the 'existing' entries with old prefix
_, _ = helper.Client.Create(key1, "foo", 0)
_, _ = helper.Client.Create(key2, "foo", 0)
_, _ = helper.Client.Create(key3, "foo", 0)
// Change the helper to a new prefix
newPrefix := "/qingyuan"
helper = tools.NewEtcdHelper(client, testapi.Codec(), newPrefix)
// Migrate the keys
err := helper.MigrateKeys(oldPrefix)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
// Check the resources are at the correct new location
newNames := []string{
newPrefix + "/obj1",
newPrefix + "/foo/obj2",
newPrefix + "/foo/bar/obj3",
}
for _, name := range newNames {
_, err := helper.Client.Get(name, false, false)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
}
// Check the old locations are removed
if _, err := helper.Client.Get(oldPrefix, false, false); err == nil {
t.Fatalf("Old directory still exists.")
}
})
}
func TestSetObjFailCAS(t *testing.T) {
obj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "1"}}
fakeClient := NewFakeEtcdClient(t)
fakeClient.CasErr = fakeClient.NewError(123)
helper := NewEtcdHelper(fakeClient, testapi.Codec(), etcdtest.PathPrefix())
err := helper.SetObj("/some/key", obj, nil, 5)
if err == nil {
t.Errorf("Expecting error.")
}
}
func TestRESTClientRequires(t *testing.T) {
if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: "", Codec: testapi.Codec()}); err == nil {
t.Errorf("unexpected non-error")
}
if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: testapi.Version()}); err == nil {
t.Errorf("unexpected non-error")
}
if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: testapi.Version(), Codec: testapi.Codec()}); err != nil {
t.Errorf("unexpected error: %v", err)
}
}
func TestDoRequestNewWayObj(t *testing.T) {
reqObj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
reqBodyExpected, _ := testapi.Codec().Encode(reqObj)
expectedObj := &api.Service{Spec: api.ServiceSpec{Ports: []api.ServicePort{{
Protocol: "TCP",
Port: 12345,
TargetPort: util.NewIntOrStringFromInt(12345),
}}}}
expectedBody, _ := testapi.Codec().Encode(expectedObj)
fakeHandler := util.FakeHandler{
StatusCode: 200,
ResponseBody: string(expectedBody),
T: t,
}
testServer := httptest.NewServer(&fakeHandler)
c := NewOrDie(&Config{Host: testServer.URL, Version: testapi.Version(), Username: "******", Password: "******"})
obj, err := c.Verb("POST").
Suffix("baz").
Name("bar").
Resource("foo").
LabelsSelectorParam(labels.Set{"name": "foo"}.AsSelector()).
Timeout(time.Second).
Body(reqObj).
Do().Get()
if err != nil {
t.Errorf("Unexpected error: %v %#v", err, err)
return
}
if obj == nil {
t.Error("nil obj")
} else if !api.Semantic.DeepDerivative(expectedObj, obj) {
t.Errorf("Expected: %#v, got %#v", expectedObj, obj)
}
tmpStr := string(reqBodyExpected)
requestURL := testapi.ResourcePath("foo", "", "bar/baz")
requestURL += "?" + api.LabelSelectorQueryParam(testapi.Version()) + "=name%3Dfoo&timeout=1s"
fakeHandler.ValidateRequest(t, requestURL, "POST", &tmpStr)
if fakeHandler.RequestReceived.Header["Authorization"] == nil {
t.Errorf("Request is missing authorization header: %#v", *fakeHandler.RequestReceived)
}
}
func TestExtractObj(t *testing.T) {
fakeClient := NewFakeEtcdClient(t)
helper := NewEtcdHelper(fakeClient, testapi.Codec(), etcdtest.PathPrefix())
key := etcdtest.AddPrefix("/some/key")
expect := api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo"},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
},
}
fakeClient.Set(key, runtime.EncodeOrDie(testapi.Codec(), &expect), 0)
var got api.Pod
err := helper.ExtractObj("/some/key", &got, false)
if err != nil {
t.Errorf("Unexpected error %#v", err)
}
if !reflect.DeepEqual(got, expect) {
t.Errorf("Wanted %#v, got %#v", expect, got)
}
}
func TestStatusUpdatesWithoutReplicasChange(t *testing.T) {
// Setup a fake server to listen for requests, and run the rc manager in steady state
fakeHandler := util.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
manager := NewReplicationManager(client, BurstReplicas)
manager.podStoreSynced = alwaysReady
// Steady state for the replication controller, no Status.Replicas updates expected
activePods := 5
rc := newReplicationController(activePods)
manager.controllerStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: activePods}
newPodList(manager.podStore.Store, activePods, api.PodRunning, rc)
fakePodControl := 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.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.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name), "PUT", &updatedRc)
}
func TestControllerUpdateReplicas(t *testing.T) {
// This is a happy server just to record the PUT request we expect for status.Replicas
fakeHandler := util.FakeHandler{
StatusCode: 200,
ResponseBody: "",
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
manager := NewReplicationManager(client, 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.controllerStore.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.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
fakePodControl := 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.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name), "PUT", &decRc)
validateSyncReplication(t, &fakePodControl, 1, 0)
}
func makeTestServer(t *testing.T, namespace string, endpointsResponse serverResponse) (*httptest.Server, *util.FakeHandler) {
fakeEndpointsHandler := util.FakeHandler{
StatusCode: endpointsResponse.statusCode,
ResponseBody: runtime.EncodeOrDie(testapi.Codec(), endpointsResponse.obj.(runtime.Object)),
}
mux := http.NewServeMux()
mux.Handle(testapi.ResourcePath("endpoints", namespace, ""), &fakeEndpointsHandler)
mux.Handle(testapi.ResourcePath("endpoints/", namespace, ""), &fakeEndpointsHandler)
mux.HandleFunc("/", func(res http.ResponseWriter, req *http.Request) {
t.Errorf("unexpected request: %v", req.RequestURI)
res.WriteHeader(http.StatusNotFound)
})
return httptest.NewServer(mux), &fakeEndpointsHandler
}
func TestRequestStream(t *testing.T) {
testCases := []struct {
Request *Request
Err bool
}{
{
Request: &Request{err: errors.New("bail")},
Err: true,
},
{
Request: &Request{baseURL: &url.URL{}, path: "%"},
Err: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, errors.New("err")
}),
baseURL: &url.URL{},
},
Err: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: http.StatusUnauthorized,
Body: ioutil.NopCloser(bytes.NewReader([]byte(runtime.EncodeOrDie(testapi.Codec(), &api.Status{
Status: api.StatusFailure,
Reason: api.StatusReasonUnauthorized,
})))),
}, nil
}),
codec: latest.Codec,
baseURL: &url.URL{},
},
Err: true,
},
}
for i, testCase := range testCases {
body, err := testCase.Request.Stream()
hasErr := err != nil
if hasErr != testCase.Err {
t.Errorf("%d: expected %t, got %t: %v", i, testCase.Err, hasErr, err)
}
if hasErr && body != nil {
t.Errorf("%d: body should be nil when error is returned", i)
}
}
}
func initialObject(ecli *tools.FakeEtcdClient) {
ecli.Data[key()] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
CreatedIndex: 1,
ModifiedIndex: 2,
Value: runtime.EncodeOrDie(testapi.Codec(), &api.RangeAllocation{
Range: "rangeSpecValue",
}),
},
},
E: nil,
}
}
func initialObject(ecli *tools.FakeEtcdClient) {
_, cidr, _ := net.ParseCIDR("192.168.1.0/24")
ecli.Data[key()] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
CreatedIndex: 1,
ModifiedIndex: 2,
Value: runtime.EncodeOrDie(testapi.Codec(), &api.RangeAllocation{
Range: cidr.String(),
}),
},
},
E: nil,
}
}
func TestSetObjWithVersion(t *testing.T) {
obj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "1"}}
fakeClient := NewFakeEtcdClient(t)
fakeClient.TestIndex = true
helper := NewEtcdHelper(fakeClient, testapi.Codec(), etcdtest.PathPrefix())
key := etcdtest.AddPrefix("/some/key")
fakeClient.Data[key] = EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Codec(), obj),
ModifiedIndex: 1,
},
},
}
returnedObj := &api.Pod{}
err := helper.SetObj("/some/key", obj, returnedObj, 7)
if err != nil {
t.Fatalf("Unexpected error %#v", err)
}
data, err := testapi.Codec().Encode(obj)
if err != nil {
t.Fatalf("Unexpected error %#v", err)
}
expect := string(data)
got := fakeClient.Data[key].R.Node.Value
if expect != got {
t.Errorf("Wanted %v, got %v", expect, got)
}
if e, a := uint64(7), fakeClient.LastSetTTL; e != a {
t.Errorf("Wanted %v, got %v", e, a)
}
if obj.ResourceVersion != returnedObj.ResourceVersion || obj.Name != returnedObj.Name {
t.Errorf("If set was successful but returned object did not have correct resource version")
}
}
func TestEtcdWatch(t *testing.T) {
table := map[string]generic.Matcher{
"single": setMatcher{util.NewStringSet("foo")},
"multi": setMatcher{util.NewStringSet("foo", "bar")},
}
for name, m := range table {
podA := &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
ResourceVersion: "1",
},
Spec: api.PodSpec{NodeName: "machine"},
}
respWithPodA := &etcd.Response{
Node: &etcd.Node{
Key: "/registry/pods/default/foo",
Value: runtime.EncodeOrDie(testapi.Codec(), podA),
ModifiedIndex: 1,
CreatedIndex: 1,
},
Action: "create",
}
fakeClient, registry := NewTestGenericEtcdRegistry(t)
wi, err := registry.WatchPredicate(api.NewContext(), 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 TestSyncEndpointsItemsPreexistingLabelsChange(t *testing.T) {
ns := "bar"
testServer, endpointsHandler := makeTestServer(t, ns,
serverResponse{http.StatusOK, &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
Labels: map[string]string{
"foo": "bar",
},
},
Subsets: []api.EndpointSubset{{
Addresses: []api.EndpointAddress{{IP: "6.7.8.9"}},
Ports: []api.EndpointPort{{Port: 1000}},
}},
}})
defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
endpoints := NewEndpointController(client)
addPods(endpoints.podStore.Store, ns, 1, 1)
serviceLabels := map[string]string{"baz": "blah"}
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{{Port: 80, Protocol: "TCP", TargetPort: util.NewIntOrStringFromInt(8080)}},
},
})
endpoints.syncService(ns + "/foo")
data := runtime.EncodeOrDie(testapi.Codec(), &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: ns,
ResourceVersion: "1",
Labels: serviceLabels,
},
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"}},
}},
})
endpointsHandler.ValidateRequest(t, testapi.ResourcePath("endpoints", ns, "foo"), "PUT", &data)
}
func TestSyncEndpointsItemsWithLabels(t *testing.T) {
ns := "other"
testServer, endpointsHandler := makeTestServer(t, ns,
serverResponse{http.StatusOK, &api.Endpoints{}})
defer testServer.Close()
client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
endpoints := NewEndpointController(client)
addPods(endpoints.podStore.Store, ns, 3, 2)
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: util.NewIntOrStringFromInt(8080)},
{Name: "port1", Port: 88, Protocol: "TCP", TargetPort: util.NewIntOrStringFromInt(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.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.ResourcePath("endpoints", ns, ""), "POST", &data)
}
func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec) {
t := &testFactory{
Validator: validation.NullSchema{},
}
generators := map[string]qingctl.Generator{
"run/v1": qingctl.BasicReplicationController{},
"service/v1": qingctl.ServiceGenerator{},
}
return &cmdutil.Factory{
Object: func() (meta.RESTMapper, runtime.ObjectTyper) {
return latest.RESTMapper, api.Scheme
},
Client: func() (*client.Client, error) {
// Swap out the HTTP client out of the client with the fake's version.
fakeClient := t.Client.(*client.FakeRESTClient)
c := client.NewOrDie(t.ClientConfig)
c.Client = fakeClient.Client
return c, t.Err
},
RESTClient: func(*meta.RESTMapping) (resource.RESTClient, error) {
return t.Client, t.Err
},
Describer: func(*meta.RESTMapping) (qingctl.Describer, error) {
return t.Describer, t.Err
},
Printer: func(mapping *meta.RESTMapping, noHeaders, withNamespace bool, columnLabels []string) (qingctl.ResourcePrinter, error) {
return t.Printer, t.Err
},
Validator: func() (validation.Schema, error) {
return t.Validator, t.Err
},
DefaultNamespace: func() (string, error) {
return t.Namespace, t.Err
},
ClientConfig: func() (*client.Config, error) {
return t.ClientConfig, t.Err
},
Generator: func(name string) (qingctl.Generator, bool) {
generator, ok := generators[name]
return generator, ok
},
}, t, testapi.Codec()
}