Merge pull request #4216 from wenchajun/notification

Add notification setting validation API

pkg/apiserver/apiserver.go

@@ -77,6 +77,7 @@ import (
 	networkv1alpha2 "kubesphere.io/kubesphere/pkg/kapis/network/v1alpha2"
 	notificationv1 "kubesphere.io/kubesphere/pkg/kapis/notification/v1"
 	notificationkapisv2beta1 "kubesphere.io/kubesphere/pkg/kapis/notification/v2beta1"
+	notificationkapisv2beta2 "kubesphere.io/kubesphere/pkg/kapis/notification/v2beta2"
 	"kubesphere.io/kubesphere/pkg/kapis/oauth"
 	openpitrixv1 "kubesphere.io/kubesphere/pkg/kapis/openpitrix/v1"
 	operationsv1alpha2 "kubesphere.io/kubesphere/pkg/kapis/operations/v1alpha2"
@@ -271,6 +272,7 @@ func (s *APIServer) installKubeSphereAPIs() {
 	urlruntime.Must(kubeedgev1alpha1.AddToContainer(s.container, s.Config.KubeEdgeOptions.Endpoint))
 	urlruntime.Must(notificationkapisv2beta1.AddToContainer(s.container, s.InformerFactory, s.KubernetesClient.Kubernetes(),
 		s.KubernetesClient.KubeSphere()))
+	urlruntime.Must(notificationkapisv2beta2.AddToContainer(s.container, s.Config.NotificationOptions))
 	urlruntime.Must(gatewayv1alpha1.AddToContainer(s.container, s.Config.GatewayOptions, s.RuntimeCache, s.RuntimeClient))
 }
 

pkg/kapis/notification/v2beta2/handler.go

@@ -0,0 +1,114 @@
+package v2beta2
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"net/http"
+
+	"github.com/emicklei/go-restful"
+	"kubesphere.io/api/notification/v2beta2"
+
+	nm "kubesphere.io/kubesphere/pkg/simple/client/notification"
+)
+
+const (
+	VerificationAPIPath = "/api/v2/verify"
+)
+
+type handler struct {
+	option *nm.Options
+}
+
+type Result struct {
+	Code    int    `json:"Status"`
+	Message string `json:"Message"`
+}
+type notification struct {
+	Config   v2beta2.Config   `json:"config"`
+	Receiver v2beta2.Receiver `json:"receiver"`
+}
+
+func newHandler(option *nm.Options) *handler {
+	return &handler{
+		option,
+	}
+}
+
+func (h handler) Verify(request *restful.Request, response *restful.Response) {
+	opt := h.option
+	if opt == nil || len(opt.Endpoint) == 0 {
+		response.WriteAsJson(Result{
+			http.StatusBadRequest,
+			"Cannot find Notification Manager endpoint",
+		})
+	}
+	host := opt.Endpoint
+	notification := notification{}
+	reqBody, err := ioutil.ReadAll(request.Request.Body)
+	if err != nil {
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+
+	err = json.Unmarshal(reqBody, &notification)
+	if err != nil {
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+
+	receiver := notification.Receiver
+	user := request.PathParameter("user")
+
+	if receiver.Labels["type"] == "tenant" {
+		if user != receiver.Labels["user"] {
+			response.WriteAsJson(Result{
+				http.StatusForbidden,
+				"Permission denied",
+			})
+			return
+		}
+	}
+	if receiver.Labels["type"] == "global" {
+		if user != "" {
+			response.WriteAsJson(Result{
+				http.StatusForbidden,
+				"Permission denied",
+			})
+			return
+		}
+	}
+
+	req, err := http.NewRequest("POST", fmt.Sprintf("%s%s", host, VerificationAPIPath), bytes.NewReader(reqBody))
+	if err != nil {
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+	req.Header = request.Request.Header
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		// return 500
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+
+	var result Result
+	err = json.Unmarshal(body, &result)
+	if err != nil {
+		response.WriteHeaderAndEntity(http.StatusInternalServerError, err)
+		return
+	}
+
+	response.WriteAsJson(result)
+}

pkg/kapis/notification/v2beta2/register.go

@@ -0,0 +1,50 @@
+/*
+
+  Copyright 2021 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 v2beta2
+
+import (
+	"net/http"
+
+	nm "kubesphere.io/kubesphere/pkg/simple/client/notification"
+
+	"github.com/emicklei/go-restful"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+
+	"kubesphere.io/kubesphere/pkg/api"
+	"kubesphere.io/kubesphere/pkg/apiserver/runtime"
+)
+
+var GroupVersion = schema.GroupVersion{Group: "notification.kubesphere.io", Version: "v2beta2"}
+
+func AddToContainer(container *restful.Container, option *nm.Options) error {
+	h := newHandler(option)
+	ws := runtime.NewWebService(GroupVersion)
+	ws.Route(ws.POST("/configs/notification/verification").
+		Reads("").
+		To(h.Verify).
+		Returns(http.StatusOK, api.StatusOK, http.Response{}.Body)).
+		Doc("Provide validation for notification-manager information")
+	ws.Route(ws.POST("/configs/notification/users/{user}/verification").
+		To(h.Verify).
+		Param(ws.PathParameter("user", "user name")).
+		Returns(http.StatusOK, api.StatusOK, http.Response{}.Body)).
+		Doc("Provide validation for notification-manager information")
+	container.Add(ws)
+	return nil
+}