add cluster and crd to resources api group (#2053)

pkg/models/resources/v1alpha3/customresourcedefinition/customresourcedefinitions.go

@@ -0,0 +1,61 @@
+package customresourcedefinition
+
+import (
+	"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
+	apiextensionsinformers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions"
+	"k8s.io/apimachinery/pkg/runtime"
+	"kubesphere.io/kubesphere/pkg/api"
+	"kubesphere.io/kubesphere/pkg/apiserver/query"
+	"kubesphere.io/kubesphere/pkg/models/resources/v1alpha3"
+)
+
+type crdGetter struct {
+	informers apiextensionsinformers.SharedInformerFactory
+}
+
+func New(informers apiextensionsinformers.SharedInformerFactory) v1alpha3.Interface {
+	return &crdGetter{
+		informers: informers,
+	}
+}
+
+func (c crdGetter) Get(_, name string) (runtime.Object, error) {
+	return c.informers.Apiextensions().V1().CustomResourceDefinitions().Lister().Get(name)
+}
+
+func (c crdGetter) List(_ string, query *query.Query) (*api.ListResult, error) {
+	crds, err := c.informers.Apiextensions().V1().CustomResourceDefinitions().Lister().List(query.Selector())
+	if err != nil {
+		return nil, err
+	}
+
+	var result []runtime.Object
+	for _, deploy := range crds {
+		result = append(result, deploy)
+	}
+
+	return v1alpha3.DefaultList(result, query, c.compare, c.filter), nil
+}
+
+func (c crdGetter) compare(left runtime.Object, right runtime.Object, field query.Field) bool {
+	leftCRD, ok := left.(*v1.CustomResourceDefinition)
+	if !ok {
+		return false
+	}
+
+	rightCRD, ok := right.(*v1.CustomResourceDefinition)
+	if !ok {
+		return false
+	}
+
+	return v1alpha3.DefaultObjectMetaCompare(leftCRD.ObjectMeta, rightCRD.ObjectMeta, field)
+}
+
+func (c crdGetter) filter(object runtime.Object, filter query.Filter) bool {
+	crd, ok := object.(*v1.CustomResourceDefinition)
+	if !ok {
+		return false
+	}
+
+	return v1alpha3.DefaultObjectMetaFilter(crd.ObjectMeta, filter)
+}

pkg/models/resources/v1alpha3/customresourcedefinition/customresourcedefinitions_test.go

@@ -0,0 +1,97 @@
+package customresourcedefinition
+
+import (
+	"github.com/google/go-cmp/cmp"
+	v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
+	fakeapiextensions "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake"
+	apiextensionsinformers "k8s.io/apiextensions-apiserver/pkg/client/informers/externalversions"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"kubesphere.io/kubesphere/pkg/api"
+	"kubesphere.io/kubesphere/pkg/apiserver/query"
+	"testing"
+)
+
+var crds = []*v1.CustomResourceDefinition{
+	{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: "clusters.cluster.kubesphere.io",
+			Labels: map[string]string{
+				"controller-tools.k8s.io": "1.0",
+			},
+		},
+	},
+	{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: "workspaces.tenant.kubesphere.io",
+			Labels: map[string]string{
+				"controller-tools.k8s.io": "1.0",
+			},
+		},
+	},
+}
+
+func crdsToRuntimeObjects(crds ...*v1.CustomResourceDefinition) []runtime.Object {
+	items := make([]runtime.Object, 0)
+
+	for _, crd := range crds {
+		items = append(items, crd)
+	}
+
+	return items
+}
+
+func crdsToInterface(crds ...*v1.CustomResourceDefinition) []interface{} {
+	items := make([]interface{}, 0)
+
+	for _, crd := range crds {
+		items = append(items, crd)
+	}
+
+	return items
+}
+
+func TestCrdGetterList(t *testing.T) {
+	var testCases = []struct {
+		description string
+		query       *query.Query
+		expected    *api.ListResult
+	}{
+		{
+			description: "Test normal case",
+			query: &query.Query{
+				Filters: map[query.Field]query.Value{
+					query.FieldName: "clusters.cluster.kubesphere.io",
+				},
+			},
+			expected: &api.ListResult{
+				TotalItems: 1,
+				Items:      crdsToInterface(crds[0]),
+			},
+		},
+	}
+
+	client := fakeapiextensions.NewSimpleClientset(crdsToRuntimeObjects(crds...)...)
+	informers := apiextensionsinformers.NewSharedInformerFactory(client, 0)
+
+	for _, crd := range crds {
+		informers.Apiextensions().V1().CustomResourceDefinitions().Informer().GetIndexer().Add(crd)
+	}
+
+	for _, testCase := range testCases {
+
+		crdGetter := New(informers)
+
+		t.Run(testCase.description, func(t *testing.T) {
+			result, err := crdGetter.List("", testCase.query)
+
+			if err != nil {
+				t.Error(err)
+			}
+
+			if diff := cmp.Diff(result, testCase.expected); len(diff) != 0 {
+				t.Errorf("%T, got+ expected-, %s", testCase.expected, diff)
+			}
+		})
+	}
+}