| /* |
| * Copyright 2022-present Open Networking Foundation |
| * 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 nbi |
| |
| import ( |
| "encoding/json" |
| "net/http" |
| |
| app "voltha-go-controller/internal/pkg/application" |
| "voltha-go-controller/log" |
| ) |
| |
| // DeviceIDListHandle Handle DeviceIDList Requests |
| type DeviceIDListHandle struct { |
| } |
| |
| // ServeHTTP to serve HTTP requests |
| func (dh *DeviceIDListHandle) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
| logger.Infow(ctx, "Received-northbound-request", log.Fields{"Method": r.Method, "URL": r.URL}) |
| switch r.Method { |
| case cGet: |
| dh.GetDeviceIDList(w, r) |
| default: |
| logger.Warnw(ctx, "Unsupported Method", log.Fields{"Method": r.Method}) |
| } |
| } |
| |
| // GetDeviceIDList to get device id list |
| func (dh *DeviceIDListHandle) GetDeviceIDList(w http.ResponseWriter, r *http.Request) { |
| va := app.GetApplication() |
| var deviceID string |
| var deviceIDListResp []string |
| |
| logger.Info(ctx, "Received get DeviceIDList") |
| getDeviceIDList := func(key, value interface{}) bool { |
| voltDevice := value.(*app.VoltDevice) |
| deviceID = voltDevice.Name |
| deviceIDListResp = append(deviceIDListResp, deviceID) |
| return true |
| } |
| va.DevicesDisc.Range(getDeviceIDList) |
| |
| deviceIDListJSON, err := json.Marshal(deviceIDListResp) |
| if err != nil { |
| logger.Errorw(ctx, "Error occurred while marshaling deviceIDList response", log.Fields{"DeviceIDList": deviceIDListResp, "Error": err.Error()}) |
| w.WriteHeader(http.StatusInternalServerError) |
| return |
| } |
| |
| w.Header().Add("Content-Type", "application/json") |
| _, err = w.Write(deviceIDListJSON) |
| if err != nil { |
| logger.Errorw(ctx, "Error in sending deviceIDList response", log.Fields{"DeviceIDLis": deviceIDListResp, "Error": err.Error()}) |
| w.WriteHeader(http.StatusInternalServerError) |
| return |
| } |
| logger.Debugw(ctx, "Fetch DeviceIDList response", log.Fields{"DeviceIDList": deviceIDListResp}) |
| } |