// LabelsSelectorParam adds the given selector as a query parameter
func (r *Request) LabelsSelectorParam(s labels.Selector) *Request {
if r.err != nil {
return r
}
if s == nil {
return r
}
if s.Empty() {
return r
}
return r.setParam(unversioned.LabelSelectorQueryParam(r.content.GroupVersion.String()), s.String())
}
// VersionedParams will take the provided object, serialize it to a map[string][]string using the
// implicit RESTClient API version and the default parameter codec, and then add those as parameters
// to the request. Use this to provide versioned query parameters from client libraries.
func (r *Request) VersionedParams(obj runtime.Object, codec runtime.ParameterCodec) *Request {
if r.err != nil {
return r
}
params, err := codec.EncodeParameters(obj, *r.content.GroupVersion)
if err != nil {
r.err = err
return r
}
for k, v := range params {
for _, value := range v {
// TODO: Move it to setParam method, once we get rid of
// FieldSelectorParam & LabelSelectorParam methods.
if k == unversioned.LabelSelectorQueryParam(r.content.GroupVersion.String()) && value == "" {
// Don't set an empty selector for backward compatibility.
// Since there is no way to get the difference between empty
// and unspecified string, we don't set it to avoid having
// labelSelector= param in every request.
continue
}
if k == unversioned.FieldSelectorQueryParam(r.content.GroupVersion.String()) {
if len(value) == 0 {
// Don't set an empty selector for backward compatibility.
// Since there is no way to get the difference between empty
// and unspecified string, we don't set it to avoid having
// fieldSelector= param in every request.
continue
}
// TODO: Filtering should be handled somewhere else.
selector, err := fields.ParseSelector(value)
if err != nil {
r.err = fmt.Errorf("unparsable field selector: %v", err)
return r
}
filteredSelector, err := selector.Transform(
func(field, value string) (newField, newValue string, err error) {
return fieldMappings.filterField(r.content.GroupVersion, r.resource, field, value)
})
if err != nil {
r.err = fmt.Errorf("untransformable field selector: %v", err)
return r
}
value = filteredSelector.String()
}
r.setParam(k, value)
}
}
return r
}
func TestDoRequestNewWayObj(t *testing.T) {
reqObj := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
reqBodyExpected, _ := runtime.Encode(testapi.Default.Codec(), reqObj)
expectedObj := &api.Service{Spec: api.ServiceSpec{Ports: []api.ServicePort{{
Protocol: "TCP",
Port: 12345,
TargetPort: intstr.FromInt(12345),
}}}}
expectedBody, _ := runtime.Encode(testapi.Default.Codec(), expectedObj)
fakeHandler := utiltesting.FakeHandler{
StatusCode: 200,
ResponseBody: string(expectedBody),
T: t,
}
testServer := httptest.NewServer(&fakeHandler)
defer testServer.Close()
c := testRESTClient(t, testServer)
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.Default.ResourcePath("foo", "", "bar/baz")
requestURL += "?" + unversioned.LabelSelectorQueryParam(testapi.Default.GroupVersion().String()) + "=name%3Dfoo&timeout=1s"
fakeHandler.ValidateRequest(t, requestURL, "POST", &tmpStr)
}