Refactor workspace API and introduced tenant v1alpha3 version

pkg/kapis/tenant/v1alpha3/handler.go

@@ -0,0 +1,80 @@
+/*
+Copyright 2020 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 v1alpha3
+
+import (
+	"fmt"
+
+	"github.com/emicklei/go-restful"
+	"k8s.io/client-go/kubernetes"
+	"k8s.io/klog"
+
+	"kubesphere.io/kubesphere/pkg/api"
+	"kubesphere.io/kubesphere/pkg/apiserver/authorization/authorizer"
+	"kubesphere.io/kubesphere/pkg/apiserver/query"
+	"kubesphere.io/kubesphere/pkg/apiserver/request"
+	kubesphere "kubesphere.io/kubesphere/pkg/client/clientset/versioned"
+	"kubesphere.io/kubesphere/pkg/informers"
+	"kubesphere.io/kubesphere/pkg/models/iam/am"
+	resourcev1alpha3 "kubesphere.io/kubesphere/pkg/models/resources/v1alpha3/resource"
+	"kubesphere.io/kubesphere/pkg/models/tenant"
+	"kubesphere.io/kubesphere/pkg/simple/client/auditing"
+	"kubesphere.io/kubesphere/pkg/simple/client/events"
+	"kubesphere.io/kubesphere/pkg/simple/client/logging"
+	meteringclient "kubesphere.io/kubesphere/pkg/simple/client/metering"
+	monitoringclient "kubesphere.io/kubesphere/pkg/simple/client/monitoring"
+)
+
+type tenantHandler struct {
+	tenant          tenant.Interface
+	meteringOptions *meteringclient.Options
+}
+
+func newTenantHandler(factory informers.InformerFactory, k8sclient kubernetes.Interface, ksclient kubesphere.Interface,
+	evtsClient events.Client, loggingClient logging.Client, auditingclient auditing.Client,
+	am am.AccessManagementInterface, authorizer authorizer.Authorizer,
+	monitoringclient monitoringclient.Interface, resourceGetter *resourcev1alpha3.ResourceGetter,
+	meteringOptions *meteringclient.Options, stopCh <-chan struct{}) *tenantHandler {
+
+	if meteringOptions == nil || meteringOptions.RetentionDay == "" {
+		meteringOptions = &meteringclient.DefaultMeteringOption
+	}
+
+	return &tenantHandler{
+		tenant:          tenant.New(factory, k8sclient, ksclient, evtsClient, loggingClient, auditingclient, am, authorizer, monitoringclient, resourceGetter, stopCh),
+		meteringOptions: meteringOptions,
+	}
+}
+
+func (h *tenantHandler) ListWorkspaces(req *restful.Request, resp *restful.Response) {
+	queryParam := query.ParseQueryParameter(req)
+	user, ok := request.UserFrom(req.Request.Context())
+	if !ok {
+		err := fmt.Errorf("cannot obtain user info")
+		klog.Errorln(err)
+		api.HandleForbidden(resp, nil, err)
+		return
+	}
+
+	result, err := h.tenant.ListWorkspaces(user, queryParam)
+	if err != nil {
+		api.HandleInternalError(resp, nil, err)
+		return
+	}
+
+	resp.WriteEntity(result)
+}