/
handler.go
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/
handler.go
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// Copyright 2017 The Kubernetes 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 settings
import (
"net/http"
restful "github.com/emicklei/go-restful"
"github.com/kubernetes/dashboard/src/app/backend/args"
clientapi "github.com/kubernetes/dashboard/src/app/backend/client/api"
kdErrors "github.com/kubernetes/dashboard/src/app/backend/errors"
"github.com/kubernetes/dashboard/src/app/backend/settings/api"
)
// SettingsHandler manages all endpoints related to settings management.
type SettingsHandler struct {
manager SettingsManager
}
// Install creates new endpoints for settings management.
func (self *SettingsHandler) Install(ws *restful.WebService) {
ws.Route(
ws.GET("/settings/global").
To(self.handleSettingsGlobalGet).
Writes(api.Settings{}))
ws.Route(ws.GET("/settings/global/cani").
To(self.handleSettingsGlobalCanI).
Writes(clientapi.CanIResponse{}))
ws.Route(
ws.PUT("/settings/global").
To(self.handleSettingsGlobalSave).
Reads(api.Settings{}).
Writes(api.Settings{}))
}
func (self *SettingsHandler) handleSettingsGlobalCanI(request *restful.Request, response *restful.Response) {
verb := request.QueryParameter("verb")
if len(verb) == 0 {
verb = http.MethodGet
}
canI := self.manager.clientManager.CanI(request, clientapi.ToSelfSubjectAccessReview(
api.SettingsConfigMapNamespace,
api.SettingsConfigMapName,
api.ConfigMapKindName,
verb,
))
if args.Holder.GetDisableSettingsAuthorizer() {
canI = true
}
response.WriteHeaderAndEntity(http.StatusOK, clientapi.CanIResponse{canI})
}
func (self *SettingsHandler) handleSettingsGlobalGet(request *restful.Request, response *restful.Response) {
client, err := self.manager.clientManager.Client(request)
if err != nil {
kdErrors.HandleInternalError(response, err)
return
}
result := self.manager.GetGlobalSettings(client)
response.WriteHeaderAndEntity(http.StatusOK, result)
}
func (self *SettingsHandler) handleSettingsGlobalSave(request *restful.Request, response *restful.Response) {
settings := new(api.Settings)
if err := request.ReadEntity(settings); err != nil {
kdErrors.HandleInternalError(response, err)
return
}
client, err := self.manager.clientManager.Client(request)
if err != nil {
kdErrors.HandleInternalError(response, err)
return
}
if err := self.manager.SaveGlobalSettings(client, settings); err != nil {
kdErrors.HandleInternalError(response, err)
return
}
response.WriteHeaderAndEntity(http.StatusCreated, settings)
}
// NewSettingsHandler creates SettingsHandler.
func NewSettingsHandler(manager SettingsManager) SettingsHandler {
return SettingsHandler{manager: manager}
}