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Always set ?namespace in query if specified

Browse Source 
Revise our code to only call Request.Namespace() if a namespace
*should* be present.  For root scoped resources, namespace should
be ignored.  For namespaced resources, it is an error to have
Namespace=="".
This commit is contained in:
Clayton Coleman 2015-02-15 23:43:45 -05:00
parent 9175082a1c
commit 3e2e4714a2
10 changed files with 100 additions and 63 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
cmd/integration/integration.go
View File

@ -279,18 +279,19 @@ func runReplicationControllerTest(c *client.Client) {
}
glog.Infof("Creating replication controllers")
if _, err := c.ReplicationControllers(api.NamespaceDefault).Create(&controller); err != nil {
updated, err := c.ReplicationControllers(api.NamespaceDefault).Create(&controller)
if err != nil {
glog.Fatalf("Unexpected error: %v", err)
}
glog.Infof("Done creating replication controllers")
// Give the controllers some time to actually create the pods
if err := wait.Poll(time.Second, time.Second*30, client.ControllerHasDesiredReplicas(c, &controller)); err != nil {
if err := wait.Poll(time.Second, time.Second*30, client.ControllerHasDesiredReplicas(c, updated)); err != nil {
glog.Fatalf("FAILED: pods never created %v", err)
}
// wait for minions to indicate they have info about the desired pods
pods, err := c.Pods(api.NamespaceDefault).List(labels.Set(controller.Spec.Selector).AsSelector())
pods, err := c.Pods(api.NamespaceDefault).List(labels.Set(updated.Spec.Selector).AsSelector())
if err != nil {
glog.Fatalf("FAILED: unable to get pods to list: %v", err)
}
@ -523,7 +524,7 @@ func runMasterServiceTest(client *client.Client) {
}
func runServiceTest(client *client.Client) {
pod := api.Pod{
pod := &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Labels: map[string]string{
@ -548,14 +549,14 @@ func runServiceTest(client *client.Client) {
PodIP: "1.2.3.4",
},
}
_, err := client.Pods(api.NamespaceDefault).Create(&pod)
pod, err := client.Pods(api.NamespaceDefault).Create(pod)
if err != nil {
glog.Fatalf("Failed to create pod: %v, %v", pod, err)
}
if err := wait.Poll(time.Second, time.Second*20, podExists(client, pod.Namespace, pod.Name)); err != nil {
glog.Fatalf("FAILED: pod never started running %v", err)
}
svc1 := api.Service{
svc1 := &api.Service{
ObjectMeta: api.ObjectMeta{Name: "service1"},
Spec: api.ServiceSpec{
Selector: map[string]string{
@ -566,7 +567,7 @@ func runServiceTest(client *client.Client) {
SessionAffinity: "None",
},
}
_, err = client.Services(api.NamespaceDefault).Create(&svc1)
svc1, err = client.Services(api.NamespaceDefault).Create(svc1)
if err != nil {
glog.Fatalf("Failed to create service: %v, %v", svc1, err)
}
@ -574,7 +575,7 @@ func runServiceTest(client *client.Client) {
glog.Fatalf("FAILED: unexpected endpoints: %v", err)
}
// A second service with the same port.
svc2 := api.Service{
svc2 := &api.Service{
ObjectMeta: api.ObjectMeta{Name: "service2"},
Spec: api.ServiceSpec{
Selector: map[string]string{
@ -585,7 +586,7 @@ func runServiceTest(client *client.Client) {
SessionAffinity: "None",
},
}
_, err = client.Services(api.NamespaceDefault).Create(&svc2)
svc2, err = client.Services(api.NamespaceDefault).Create(svc2)
if err != nil {
glog.Fatalf("Failed to create service: %v, %v", svc2, err)
}

8
pkg/client/cache/listwatch_test.go vendored
View File

@ -42,7 +42,7 @@ func buildResourcePath(prefix, namespace, resource string) string {
base := path.Join("/api", testapi.Version(), prefix)
if len(namespace) > 0 {
if !(testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2") {
base = path.Join(base, "ns", namespace)
base = path.Join(base, "namespaces", namespace)
}
}
return path.Join(base, resource)
@ -58,10 +58,8 @@ func buildQueryValues(namespace string, query url.Values) url.Values {
}
}
}
if len(namespace) > 0 {
if testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2" {
v.Set("namespace", namespace)
}
if testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2" {
v.Set("namespace", namespace)
}
return v
}

10
pkg/client/events.go
View File

@ -66,7 +66,7 @@ func (e *events) Create(event *api.Event) (*api.Event, error) {
}
result := &api.Event{}
err := e.client.Post().
Namespace(event.Namespace).
NamespaceIfScoped(event.Namespace, len(event.Namespace) > 0).
Resource("events").
Body(event).
Do().
@ -85,7 +85,7 @@ func (e *events) Update(event *api.Event) (*api.Event, error) {
}
result := &api.Event{}
err := e.client.Put().
Namespace(event.Namespace).
NamespaceIfScoped(event.Namespace, len(event.Namespace) > 0).
Resource("events").
Name(event.Name).
Body(event).
@ -98,7 +98,7 @@ func (e *events) Update(event *api.Event) (*api.Event, error) {
func (e *events) List(label, field labels.Selector) (*api.EventList, error) {
result := &api.EventList{}
err := e.client.Get().
Namespace(e.namespace).
NamespaceIfScoped(e.namespace, len(e.namespace) > 0).
Resource("events").
SelectorParam("labels", label).
SelectorParam("fields", field).
@ -115,7 +115,7 @@ func (e *events) Get(name string) (*api.Event, error) {
result := &api.Event{}
err := e.client.Get().
Namespace(e.namespace).
NamespaceIfScoped(e.namespace, len(e.namespace) > 0).
Resource("events").
Name(name).
Do().
@ -127,7 +127,7 @@ func (e *events) Get(name string) (*api.Event, error) {
func (e *events) Watch(label, field labels.Selector, resourceVersion string) (watch.Interface, error) {
return e.client.Get().
Prefix("watch").
Namespace(e.namespace).
NamespaceIfScoped(e.namespace, len(e.namespace) > 0).
Resource("events").
Param("resourceVersion", resourceVersion).
SelectorParam("labels", label).

11
pkg/client/events_test.go
View File

@ -62,7 +62,9 @@ func TestEventCreate(t *testing.T) {
}
timeStamp := util.Now()
event := &api.Event{
//namespace: namespace{"default"},
ObjectMeta: api.ObjectMeta{
Namespace: api.NamespaceDefault,
},
InvolvedObject: *objReference,
FirstTimestamp: timeStamp,
LastTimestamp: timeStamp,
@ -80,7 +82,7 @@ func TestEventCreate(t *testing.T) {
response, err := c.Setup().Events("").Create(event)
if err != nil {
t.Errorf("%#v should be nil.", err)
t.Fatalf("%v should be nil.", err)
}
if e, a := *objReference, response.InvolvedObject; !reflect.DeepEqual(e, a) {
@ -99,6 +101,9 @@ func TestEventGet(t *testing.T) {
}
timeStamp := util.Now()
event := &api.Event{
ObjectMeta: api.ObjectMeta{
Namespace: "other",
},
InvolvedObject: *objReference,
FirstTimestamp: timeStamp,
LastTimestamp: timeStamp,
@ -116,7 +121,7 @@ func TestEventGet(t *testing.T) {
response, err := c.Setup().Events("").Get("1")
if err != nil {
t.Errorf("%#v should be nil.", err)
t.Fatalf("%v should be nil.", err)
}
if e, r := event.InvolvedObject, response.InvolvedObject; !reflect.DeepEqual(e, r) {

18
pkg/client/request.go
View File

@ -181,6 +181,14 @@ func (r *Request) Namespace(namespace string) *Request {
return r
}
// NamespaceIfScoped is a convenience function to set a namespace if scoped is true
func (r *Request) NamespaceIfScoped(namespace string, scoped bool) *Request {
if scoped {
return r.Namespace(namespace)
}
return r
}
// AbsPath overwrites an existing path with the segments provided. Trailing slashes are preserved
// when a single segment is passed.
func (r *Request) AbsPath(segments ...string) *Request {
@ -320,7 +328,7 @@ func (r *Request) finalURL() string {
query.Add(key, value)
}
if r.namespaceSet && r.namespaceInQuery && len(r.namespace) > 0 {
if r.namespaceSet && r.namespaceInQuery {
query.Add("namespace", r.namespace)
}
@ -427,6 +435,14 @@ func (r *Request) Do() Result {
return Result{err: &RequestConstructionError{r.err}}
}
// TODO: added to catch programmer errors (invoking operations with an object with an empty namespace)
if (r.verb == "GET" || r.verb == "PUT" || r.verb == "DELETE") && r.namespaceSet && len(r.resourceName) > 0 && len(r.namespace) == 0 {
return Result{err: &RequestConstructionError{fmt.Errorf("an empty namespace may not be set when a resource name is provided")}}
}
if (r.verb == "POST") && r.namespaceSet && len(r.namespace) == 0 {
return Result{err: &RequestConstructionError{fmt.Errorf("an empty namespace may not be set during creation")}}
}
req, err := http.NewRequest(r.verb, r.finalURL(), r.body)
if err != nil {
return Result{err: &RequestConstructionError{err}}

8
pkg/config/config_test.go
View File

@ -56,17 +56,15 @@ func TestCreateObjects(t *testing.T) {
items := []runtime.Object{}
items = append(items, &api.Pod{
TypeMeta: api.TypeMeta{APIVersion: "v1beta1", Kind: "Pod"},
ObjectMeta: api.ObjectMeta{Name: "test-pod"},
ObjectMeta: api.ObjectMeta{Name: "test-pod", Namespace: "default"},
})
items = append(items, &api.Service{
TypeMeta: api.TypeMeta{APIVersion: "v1beta1", Kind: "Service"},
ObjectMeta: api.ObjectMeta{Name: "test-service"},
ObjectMeta: api.ObjectMeta{Name: "test-service", Namespace: "default"},
})
typer, mapper := getTyperAndMapper()
client, s := getFakeClient(t, []string{"/api/v1beta1/pods", "/api/v1beta1/services"})
client, s := getFakeClient(t, []string{"/api/v1beta1/pods?namespace=default", "/api/v1beta1/services?namespace=default"})
errs := CreateObjects(typer, mapper, client, items)
s.Close()

36
pkg/kubectl/resource/helper.go
View File

@ -35,6 +35,8 @@ type Helper struct {
// An interface for reading or writing the resource version of this
// type.
Versioner runtime.ResourceVersioner
// True if the resource type is scoped to namespaces
NamespaceScoped bool
}
// NewHelper creates a Helper from a ResourceMapping
@ -44,12 +46,14 @@ func NewHelper(client RESTClient, mapping *meta.RESTMapping) *Helper {
Resource: mapping.Resource,
Codec: mapping.Codec,
Versioner: mapping.MetadataAccessor,
NamespaceScoped: mapping.Scope.Name() == meta.RESTScopeNameNamespace,
}
}
func (m *Helper) Get(namespace, name string) (runtime.Object, error) {
return m.RESTClient.Get().
Namespace(namespace).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
Name(name).
Do().
@ -58,7 +62,7 @@ func (m *Helper) Get(namespace, name string) (runtime.Object, error) {
func (m *Helper) List(namespace string, selector labels.Selector) (runtime.Object, error) {
return m.RESTClient.Get().
Namespace(namespace).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
SelectorParam("labels", selector).
Do().
@ -68,7 +72,7 @@ func (m *Helper) List(namespace string, selector labels.Selector) (runtime.Objec
func (m *Helper) Watch(namespace, resourceVersion string, labelSelector, fieldSelector labels.Selector) (watch.Interface, error) {
return m.RESTClient.Get().
Prefix("watch").
Namespace(namespace).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
Param("resourceVersion", resourceVersion).
SelectorParam("labels", labelSelector).
@ -79,7 +83,7 @@ func (m *Helper) Watch(namespace, resourceVersion string, labelSelector, fieldSe
func (m *Helper) WatchSingle(namespace, name, resourceVersion string) (watch.Interface, error) {
return m.RESTClient.Get().
Prefix("watch").
Namespace(namespace).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
Name(name).
Param("resourceVersion", resourceVersion).
@ -88,7 +92,7 @@ func (m *Helper) WatchSingle(namespace, name, resourceVersion string) (watch.Int
func (m *Helper) Delete(namespace, name string) error {
return m.RESTClient.Delete().
Namespace(namespace).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
Name(name).
Do().
@ -100,14 +104,14 @@ func (m *Helper) Create(namespace string, modify bool, data []byte) (runtime.Obj
obj, err := m.Codec.Decode(data)
if err != nil {
// We don't know how to check a version on this object, but create it anyway
return createResource(m.RESTClient, m.Resource, namespace, data)
return m.createResource(m.RESTClient, m.Resource, namespace, data)
}
// Attempt to version the object based on client logic.
version, err := m.Versioner.ResourceVersion(obj)
if err != nil {
// We don't know how to clear the version on this object, so send it to the server as is
return createResource(m.RESTClient, m.Resource, namespace, data)
return m.createResource(m.RESTClient, m.Resource, namespace, data)
}
if version != "" {
if err := m.Versioner.SetResourceVersion(obj, ""); err != nil {
@ -121,11 +125,11 @@ func (m *Helper) Create(namespace string, modify bool, data []byte) (runtime.Obj
}
}
return createResource(m.RESTClient, m.Resource, namespace, data)
return m.createResource(m.RESTClient, m.Resource, namespace, data)
}
func createResource(c RESTClient, resource, namespace string, data []byte) (runtime.Object, error) {
return c.Post().Namespace(namespace).Resource(resource).Body(data).Do().Get()
func (m *Helper) createResource(c RESTClient, resource, namespace string, data []byte) (runtime.Object, error) {
return c.Post().NamespaceIfScoped(namespace, m.NamespaceScoped).Resource(resource).Body(data).Do().Get()
}
func (m *Helper) Update(namespace, name string, overwrite bool, data []byte) (runtime.Object, error) {
@ -134,21 +138,21 @@ func (m *Helper) Update(namespace, name string, overwrite bool, data []byte) (ru
obj, err := m.Codec.Decode(data)
if err != nil {
// We don't know how to handle this object, but update it anyway
return updateResource(c, m.Resource, namespace, name, data)
return m.updateResource(c, m.Resource, namespace, name, data)
}
// Attempt to version the object based on client logic.
version, err := m.Versioner.ResourceVersion(obj)
if err != nil {
// We don't know how to version this object, so send it to the server as is
return updateResource(c, m.Resource, namespace, name, data)
return m.updateResource(c, m.Resource, namespace, name, data)
}
if version == "" && overwrite {
// Retrieve the current version of the object to overwrite the server object
serverObj, err := c.Get().Namespace(namespace).Resource(m.Resource).Name(name).Do().Get()
if err != nil {
// The object does not exist, but we want it to be created
return updateResource(c, m.Resource, namespace, name, data)
return m.updateResource(c, m.Resource, namespace, name, data)
}
serverVersion, err := m.Versioner.ResourceVersion(serverObj)
if err != nil {
@ -164,9 +168,9 @@ func (m *Helper) Update(namespace, name string, overwrite bool, data []byte) (ru
data = newData
}
return updateResource(c, m.Resource, namespace, name, data)
return m.updateResource(c, m.Resource, namespace, name, data)
}
func updateResource(c RESTClient, resource, namespace, name string, data []byte) (runtime.Object, error) {
return c.Put().Namespace(namespace).Resource(resource).Name(name).Body(data).Do().Get()
func (m *Helper) updateResource(c RESTClient, resource, namespace, name string, data []byte) (runtime.Object, error) {
return c.Put().NamespaceIfScoped(namespace, m.NamespaceScoped).Resource(resource).Name(name).Body(data).Do().Get()
}

27
pkg/kubectl/resource/helper_test.go
View File

@ -75,6 +75,10 @@ func TestHelperDelete(t *testing.T) {
return false
}
parts := splitPath(req.URL.Path)
if len(parts) < 3 {
t.Errorf("expected URL path to have 3 parts: %s", req.URL.Path)
return false
}
if parts[1] != "bar" {
t.Errorf("url doesn't contain namespace: %#v", req)
return false
@ -94,7 +98,8 @@ func TestHelperDelete(t *testing.T) {
Err: test.HttpErr,
}
modifier := &Helper{
RESTClient: client,
RESTClient: client,
NamespaceScoped: true,
}
err := modifier.Delete("bar", "foo")
if (err != nil) != test.Err {
@ -185,9 +190,10 @@ func TestHelperCreate(t *testing.T) {
client.Client = test.RespFunc
}
modifier := &Helper{
RESTClient: client,
Codec: testapi.Codec(),
Versioner: testapi.MetadataAccessor(),
RESTClient: client,
Codec: testapi.Codec(),
Versioner: testapi.MetadataAccessor(),
NamespaceScoped: true,
}
data := []byte{}
if test.Object != nil {
@ -267,7 +273,8 @@ func TestHelperGet(t *testing.T) {
Err: test.HttpErr,
}
modifier := &Helper{
RESTClient: client,
RESTClient: client,
NamespaceScoped: true,
}
obj, err := modifier.Get("bar", "foo")
if (err != nil) != test.Err {
@ -337,7 +344,8 @@ func TestHelperList(t *testing.T) {
Err: test.HttpErr,
}
modifier := &Helper{
RESTClient: client,
RESTClient: client,
NamespaceScoped: true,
}
obj, err := modifier.List("bar", labels.SelectorFromSet(labels.Set{"foo": "baz"}))
if (err != nil) != test.Err {
@ -440,9 +448,10 @@ func TestHelperUpdate(t *testing.T) {
client.Client = test.RespFunc
}
modifier := &Helper{
RESTClient: client,
Codec: testapi.Codec(),
Versioner: testapi.MetadataAccessor(),
RESTClient: client,
Codec: testapi.Codec(),
Versioner: testapi.MetadataAccessor(),
NamespaceScoped: true,
}
data := []byte{}
if test.Object != nil {

16
pkg/service/endpoints_controller_test.go
View File

@ -260,7 +260,7 @@ func TestSyncEndpointsItemsEmptySelectorSelectsAll(t *testing.T) {
serviceList := api.ServiceList{
Items: []api.Service{
{
ObjectMeta: api.ObjectMeta{Name: "foo"},
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "other"},
Spec: api.ServiceSpec{
Selector: map[string]string{},
},
@ -290,14 +290,14 @@ func TestSyncEndpointsItemsEmptySelectorSelectsAll(t *testing.T) {
},
Endpoints: []string{"1.2.3.4:8080"},
})
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo", "PUT", &data)
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo?namespace=other", "PUT", &data)
}
func TestSyncEndpointsItemsPreexisting(t *testing.T) {
serviceList := api.ServiceList{
Items: []api.Service{
{
ObjectMeta: api.ObjectMeta{Name: "foo"},
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "bar"},
Spec: api.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
@ -329,14 +329,14 @@ func TestSyncEndpointsItemsPreexisting(t *testing.T) {
},
Endpoints: []string{"1.2.3.4:8080"},
})
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo", "PUT", &data)
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo?namespace=bar", "PUT", &data)
}
func TestSyncEndpointsItemsPreexistingIdentical(t *testing.T) {
serviceList := api.ServiceList{
Items: []api.Service{
{
ObjectMeta: api.ObjectMeta{Name: "foo"},
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: api.NamespaceDefault},
Spec: api.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
@ -360,14 +360,14 @@ func TestSyncEndpointsItemsPreexistingIdentical(t *testing.T) {
if err := endpoints.SyncServiceEndpoints(); err != nil {
t.Errorf("unexpected error: %v", err)
}
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo", "GET", nil)
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints/foo?namespace=default", "GET", nil)
}
func TestSyncEndpointsItems(t *testing.T) {
serviceList := api.ServiceList{
Items: []api.Service{
{
ObjectMeta: api.ObjectMeta{Name: "foo"},
ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "other"},
Spec: api.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
@ -392,7 +392,7 @@ func TestSyncEndpointsItems(t *testing.T) {
},
Endpoints: []string{"1.2.3.4:8080"},
})
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints", "POST", &data)
endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints?namespace=other", "POST", &data)
}
func TestSyncEndpointsPodError(t *testing.T) {

10
plugin/pkg/scheduler/factory/factory_test.go
View File

@ -277,7 +277,13 @@ func TestBind(t *testing.T) {
table := []struct {
binding *api.Binding
}{
{binding: &api.Binding{PodID: "foo", Host: "foohost.kubernetes.mydomain.com"}},
{binding: &api.Binding{
ObjectMeta: api.ObjectMeta{
Namespace: api.NamespaceDefault,
},
PodID: "foo",
Host: "foohost.kubernetes.mydomain.com",
}},
}
for _, item := range table {
@ -296,7 +302,7 @@ func TestBind(t *testing.T) {
continue
}
expectedBody := runtime.EncodeOrDie(testapi.Codec(), item.binding)
handler.ValidateRequest(t, "/api/"+testapi.Version()+"/bindings", "POST", &expectedBody)
handler.ValidateRequest(t, "/api/"+testapi.Version()+"/bindings?namespace=default", "POST", &expectedBody)
}
}