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.
23 "e2mgr/e2managererrors"
30 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
31 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
35 type DeleteAllRequestHandler struct {
36 readerProvider func() reader.RNibReader
37 writerProvider func() rNibWriter.RNibWriter
38 rmrService *services.RmrService
39 config *configuration.Configuration
42 func NewDeleteAllRequestHandler(rmrService *services.RmrService, config *configuration.Configuration, writerProvider func() rNibWriter.RNibWriter,
43 readerProvider func() reader.RNibReader) *DeleteAllRequestHandler {
44 return &DeleteAllRequestHandler {
45 readerProvider: readerProvider,
46 writerProvider: writerProvider,
47 rmrService: rmrService,
52 func (handler *DeleteAllRequestHandler) Handle(logger *logger.Logger, request models.Request) error {
54 err, continueFlow := handler.updateNodebStates(logger, false)
59 if continueFlow == false{
63 //TODO change to rmr_request
64 response := models.NotificationResponse{MgsType: rmrCgo.RIC_SCTP_CLEAR_ALL}
65 if err:= handler.rmrService.SendRmrMessage(&response); err != nil {
66 logger.Errorf("#DeleteAllRequestHandler.Handle - failed to send sctp clear all message to RMR: %s", err)
67 return e2managererrors.NewRmrError()
70 time.Sleep(time.Duration(handler.config.BigRedButtonTimeoutSec) * time.Second)
71 logger.Infof("#DeleteAllRequestHandler.Handle - timer expired")
73 err, _ = handler.updateNodebStates(logger, true)
81 func (handler *DeleteAllRequestHandler) updateNodebStates(logger *logger.Logger, timeoutExpired bool) (error, bool){
82 nbIdentityList, err := handler.readerProvider().GetListNodebIds()
85 logger.Errorf("#DeleteAllRequestHandler.updateNodebStates - failed to get nodes list from RNIB. Error: %s", err.Error())
86 return e2managererrors.NewRnibDbError(), false
89 if len(nbIdentityList) == 0 {
93 numOfRanToShutDown := 0
94 for _,nbIdentity := range nbIdentityList{
96 node, err := handler.readerProvider().GetNodeb((*nbIdentity).GetInventoryName())
99 logger.Errorf("#DeleteAllRequestHandler.updateNodebStates - failed to get nodeB entity for ran name: %v from RNIB. Error: %s",
100 (*nbIdentity).GetInventoryName(), err.Error())
106 if handler.saveNodebShutDownState(logger, nbIdentity, node){
111 if handler.saveNodebNextState(logger, nbIdentity, node){
116 if numOfRanToShutDown > 0{
117 logger.Infof("#DeleteAllRequestHandler.updateNodebStates - update nodebs states in RNIB completed")
119 logger.Infof("#DeleteAllRequestHandler.updateNodebStates - nodebs states are not updated ")
126 func (handler *DeleteAllRequestHandler) saveNodebNextState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool{
128 if node.ConnectionStatus == entities.ConnectionStatus_SHUTTING_DOWN{
132 nextStatus, res := stateMachine.NodeNextStateDeleteAll(node.ConnectionStatus)
137 node.ConnectionStatus = nextStatus
139 err := handler.writerProvider().SaveNodeb(nbIdentity, node)
142 logger.Errorf("#DeleteAllRequestHandler.saveNodebNextState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
143 (*nbIdentity).GetInventoryName(), err.Error())
147 if logger.DebugEnabled() {
148 logger.Debugf("#DeleteAllRequestHandler.saveNodebNextState - connection status of inventory name: %v changed to %v",
149 (*nbIdentity).GetInventoryName(), nextStatus.String())
154 func (handler *DeleteAllRequestHandler) saveNodebShutDownState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool{
156 if node.ConnectionStatus == entities.ConnectionStatus_SHUT_DOWN{
160 if node.ConnectionStatus != entities.ConnectionStatus_SHUTTING_DOWN {
161 logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - ignore, status is not Shutting Down, inventory name: %v ", (*nbIdentity).GetInventoryName())
165 node.ConnectionStatus = entities.ConnectionStatus_SHUT_DOWN
167 err := handler.writerProvider().SaveNodeb(nbIdentity, node)
170 logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
171 (*nbIdentity).GetInventoryName(), err.Error())
175 logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - Shut Down , inventory name: %v ", (*nbIdentity).GetInventoryName())