improve IAM module

Signed-off-by: hongming <talonwan@yunify.com>

pkg/models/resources/v1alpha3/clusterrolebinding/clusterrolebindings.go

@@ -0,0 +1,80 @@
+/*
+
+ Copyright 2019 The KubeSphere Authors.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+
+*/
+package clusterrolebinding
+
+import (
+	rbacv1 "k8s.io/api/rbac/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/client-go/informers"
+	"kubesphere.io/kubesphere/pkg/api"
+	"kubesphere.io/kubesphere/pkg/apiserver/query"
+	"kubesphere.io/kubesphere/pkg/models/resources/v1alpha3"
+)
+
+type clusterrolebindingsGetter struct {
+	sharedInformers informers.SharedInformerFactory
+}
+
+func New(sharedInformers informers.SharedInformerFactory) v1alpha3.Interface {
+	return &clusterrolebindingsGetter{sharedInformers: sharedInformers}
+}
+
+func (d *clusterrolebindingsGetter) Get(_, name string) (runtime.Object, error) {
+	return d.sharedInformers.Rbac().V1().ClusterRoleBindings().Lister().Get(name)
+}
+
+func (d *clusterrolebindingsGetter) List(_ string, query *query.Query) (*api.ListResult, error) {
+
+	roleBindings, err := d.sharedInformers.Rbac().V1().ClusterRoleBindings().Lister().List(query.Selector())
+
+	if err != nil {
+		return nil, err
+	}
+
+	var result []runtime.Object
+	for _, roleBinding := range roleBindings {
+		result = append(result, roleBinding)
+	}
+
+	return v1alpha3.DefaultList(result, query, d.compare, d.filter), nil
+}
+
+func (d *clusterrolebindingsGetter) compare(left runtime.Object, right runtime.Object, field query.Field) bool {
+
+	leftRoleBinding, ok := left.(*rbacv1.ClusterRoleBinding)
+	if !ok {
+		return false
+	}
+
+	rightRoleBinding, ok := right.(*rbacv1.ClusterRoleBinding)
+	if !ok {
+		return false
+	}
+
+	return v1alpha3.DefaultObjectMetaCompare(leftRoleBinding.ObjectMeta, rightRoleBinding.ObjectMeta, field)
+}
+
+func (d *clusterrolebindingsGetter) filter(object runtime.Object, filter query.Filter) bool {
+	role, ok := object.(*rbacv1.ClusterRoleBinding)
+
+	if !ok {
+		return false
+	}
+
+	return v1alpha3.DefaultObjectMetaFilter(role.ObjectMeta, filter)
+}