2 // Copyright 2019 AT&T Intellectual Property
3 // Copyright 2019 Nokia
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
17 // This source code is part of the near-RT RIC (RAN Intelligent Controller)
18 // platform project (RICP).
20 package httpmsghandlers
23 "e2mgr/e2managererrors"
28 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
29 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
30 "github.com/pkg/errors"
33 type AddEnbRequestHandler struct {
35 nodebValidator *managers.NodebValidator
36 rNibDataService services.RNibDataService
37 ranListManager managers.RanListManager
40 func NewAddEnbRequestHandler(logger *logger.Logger, rNibDataService services.RNibDataService, nodebValidator *managers.NodebValidator, ranListManager managers.RanListManager) *AddEnbRequestHandler {
41 return &AddEnbRequestHandler{
43 nodebValidator: nodebValidator,
44 rNibDataService: rNibDataService,
45 ranListManager: ranListManager,
49 func (h *AddEnbRequestHandler) Handle(request models.Request) (models.IResponse, error) {
51 addEnbRequest := request.(*models.AddEnbRequest)
53 h.logger.Infof("#AddEnbRequestHandler.Handle - Ran name: %s", addEnbRequest.RanName)
55 err := h.validateRequestBody(addEnbRequest)
58 h.logger.Errorf("#AddEnbRequestHandler.Handle - validation failure: %s is a mandatory field and cannot be empty", err)
59 return nil, e2managererrors.NewRequestValidationError()
62 enbType := addEnbRequest.Enb.GetEnbType()
63 if h.nodebValidator.IsNgEnbType(enbType){
64 h.logger.Errorf("#AddEnbRequestHandler.Handle - validation failure: enb type is not supported. enb type: %s", enbType)
65 return nil, e2managererrors.NewRequestValidationError()
68 _, err = h.rNibDataService.GetNodeb(addEnbRequest.RanName)
71 h.logger.Errorf("#AddEnbRequestHandler.Handle - RAN name: %s - RAN already exists. quit", addEnbRequest.RanName)
72 return nil, e2managererrors.NewNodebExistsError()
75 _, ok := err.(*common.ResourceNotFoundError)
77 h.logger.Errorf("#AddEnbRequestHandler.Handle - RAN name: %s - failed to get nodeb entity from RNIB. Error: %s", addEnbRequest.RanName, err)
78 return nil, e2managererrors.NewRnibDbError()
81 nodebInfo := h.createNodebInfo(addEnbRequest)
82 err = h.rNibDataService.AddEnb(nodebInfo)
85 h.logger.Errorf("#AddEnbRequestHandler.Handle - RAN name: %s - failed to add eNB entity in RNIB. Error: %s", addEnbRequest.RanName, err)
86 return nil, e2managererrors.NewRnibDbError()
89 nbIdentity := h.createNbIdentity(addEnbRequest)
90 err = h.ranListManager.AddNbIdentity(entities.Node_ENB, nbIdentity)
93 return nil, e2managererrors.NewRnibDbError()
96 return models.NewNodebResponse(nodebInfo), nil
99 func (h *AddEnbRequestHandler) createNodebInfo(addEnbRequest *models.AddEnbRequest) *entities.NodebInfo {
100 nodebInfo := entities.NodebInfo{
101 RanName: addEnbRequest.RanName,
102 Ip: addEnbRequest.Ip,
103 Port: addEnbRequest.Port,
104 GlobalNbId: addEnbRequest.GlobalNbId,
105 Configuration: &entities.NodebInfo_Enb{Enb: addEnbRequest.Enb},
106 NodeType: entities.Node_ENB,
107 ConnectionStatus: entities.ConnectionStatus_DISCONNECTED,
108 SetupFromNetwork: false,
114 func (h *AddEnbRequestHandler) createNbIdentity(addEnbRequest *models.AddEnbRequest) *entities.NbIdentity {
115 return &entities.NbIdentity{
116 GlobalNbId: addEnbRequest.GlobalNbId,
117 InventoryName: addEnbRequest.RanName,
118 ConnectionStatus: entities.ConnectionStatus_DISCONNECTED,
122 func (h *AddEnbRequestHandler) validateRequestBody(addEnbRequest *models.AddEnbRequest) error {
124 if addEnbRequest.RanName == "" {
125 return errors.New("ranName")
128 if addEnbRequest.GlobalNbId == nil {
129 return errors.New("globalNbId")
132 if err := isGlobalNbIdValid(addEnbRequest.GlobalNbId); err != nil {
136 if addEnbRequest.Enb == nil {
137 return errors.New("enb")
140 if err := h.nodebValidator.IsEnbValid(addEnbRequest.Enb); err != nil {
147 func isGlobalNbIdValid(globalNbId *entities.GlobalNbId) error {
148 if globalNbId.PlmnId == "" {
149 return errors.New("globalNbId.plmnId")
152 if globalNbId.NbId == "" {
153 return errors.New("globalNbId.nbId")