2 // Copyright 2019 AT&T Intellectual Property
3 // Copyright 2019 Nokia
4 // Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved.
6 // Licensed under the Apache License, Version 2.0 (the "License");
7 // you may not use this file except in compliance with the License.
8 // You may obtain a copy of the License at
10 // http://www.apache.org/licenses/LICENSE-2.0
12 // Unless required by applicable law or agreed to in writing, software
13 // distributed under the License is distributed on an "AS IS" BASIS,
14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 // See the License for the specific language governing permissions and
16 // limitations under the License.
18 // This source code is part of the near-RT RIC (RAN Intelligent Controller)
19 // platform project (RICP).
24 "e2mgr/e2managererrors"
27 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
32 type ranListManagerInstance struct {
34 rnibDataService services.RNibDataService
36 nbIdentityMap map[string]*entities.NbIdentity
39 type RanListManager interface {
40 InitNbIdentityMap() error
41 AddNbIdentity(nodeType entities.Node_Type, nbIdentity *entities.NbIdentity) error
42 UpdateNbIdentityConnectionStatus(nodeType entities.Node_Type, ranName string, connectionStatus entities.ConnectionStatus) error
43 RemoveNbIdentity(nodeType entities.Node_Type, ranName string) error
44 GetNbIdentityList() []*entities.NbIdentity
45 UpdateHealthcheckTimeStampReceived(oldRRanName string) (*entities.NbIdentity, *entities.NbIdentity)
46 UpdateHealthcheckTimeStampSent(oldRRanName string) (*entities.NbIdentity, *entities.NbIdentity)
47 UpdateNbIdentities(nodeType entities.Node_Type, oldNbIdentities []*entities.NbIdentity, newNbIdentities []*entities.NbIdentity) error
50 func NewRanListManager(logger *logger.Logger, rnibDataService services.RNibDataService) RanListManager {
51 return &ranListManagerInstance{
53 rnibDataService: rnibDataService,
54 nbIdentityMap: make(map[string]*entities.NbIdentity),
58 func (m *ranListManagerInstance) InitNbIdentityMap() error {
59 nbIds, err := m.rnibDataService.GetListNodebIds()
62 m.logger.Errorf("#ranListManagerInstance.InitNbIdentityMap - Failed fetching RAN list from DB. error: %s", err)
66 for _, v := range nbIds {
67 m.nbIdentityMap[v.InventoryName] = v
70 m.logger.Infof("#ranListManagerInstance.InitNbIdentityMap - Successfully initiated nodeb identity map")
71 m.logger.Debugf("#ranListManagerInstance.InitNbIdentityMap - nodeb Identity map: %s", m.nbIdentityMap)
75 func (m *ranListManagerInstance) AddNbIdentity(nodeType entities.Node_Type, nbIdentity *entities.NbIdentity) error {
79 m.nbIdentityMap[nbIdentity.InventoryName] = nbIdentity
81 err := m.rnibDataService.AddNbIdentity(nodeType, nbIdentity)
84 m.logger.Errorf("#ranListManagerInstance.AddNbIdentity - RAN name: %s - Failed adding nodeb identity to DB. error: %s", nbIdentity.InventoryName, err)
88 m.logger.Infof("#ranListManagerInstance.AddNbIdentity - RAN name: %s - Successfully added nodeb identity", nbIdentity.InventoryName)
89 m.logger.Debugf("#ranListManagerInstance.AddNbIdentity - nodeb Identity map: %s", m.nbIdentityMap)
93 func (m *ranListManagerInstance) UpdateNbIdentityConnectionStatus(nodeType entities.Node_Type, ranName string, connectionStatus entities.ConnectionStatus) error {
97 m.logger.Infof("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - updating nodeb identity connection status", ranName)
99 oldNbIdentity, ok := m.nbIdentityMap[ranName]
101 m.logger.Errorf("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - nodeb identity not found in nbIdentityMap", ranName)
102 return e2managererrors.NewInternalError()
105 newNbIdentity := &entities.NbIdentity{
106 GlobalNbId: oldNbIdentity.GlobalNbId,
107 InventoryName: ranName,
108 ConnectionStatus: connectionStatus,
109 HealthCheckTimestampSent: oldNbIdentity.HealthCheckTimestampSent,
110 HealthCheckTimestampReceived: oldNbIdentity.HealthCheckTimestampReceived,
112 m.nbIdentityMap[ranName] = newNbIdentity
114 err := m.rnibDataService.UpdateNbIdentity(nodeType, oldNbIdentity, newNbIdentity)
116 m.logger.Errorf("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - Failed updating nodeb identity in DB. error: %s", ranName, err)
119 m.logger.Infof("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - Successfully updated nodeb identity", ranName)
123 func (m *ranListManagerInstance) RemoveNbIdentity(nodeType entities.Node_Type, ranName string) error {
127 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - deleting nodeb identity from memory and db...", ranName)
129 nbIdentity, ok := m.nbIdentityMap[ranName]
131 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - nodeb identity not found", ranName)
135 delete(m.nbIdentityMap, ranName)
137 err := m.rnibDataService.RemoveNbIdentity(nodeType, nbIdentity)
139 m.logger.Errorf("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - Failed removing nodeb identity from DB. error: %s", ranName, err)
143 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - Successfully deleted nodeb identity", ranName)
147 func (m *ranListManagerInstance) GetNbIdentityList() []*entities.NbIdentity {
148 nbIds := make([]*entities.NbIdentity, 0, len(m.nbIdentityMap))
149 for _, v := range m.nbIdentityMap {
150 nbIds = append(nbIds, v)
153 m.logger.Infof("#ranListManagerInstance.GetNbIdentityList - %d identity returned", len(nbIds))
158 func (m *ranListManagerInstance) UpdateHealthcheckTimeStampSent(oldRRanName string) (*entities.NbIdentity, *entities.NbIdentity){
159 currentTimeStamp := time.Now().UnixNano()
160 oldNbIdentity := m.nbIdentityMap[oldRRanName]
162 newNbIdentity := &entities.NbIdentity{
163 GlobalNbId: oldNbIdentity.GlobalNbId,
164 InventoryName: oldNbIdentity.InventoryName,
165 ConnectionStatus: oldNbIdentity.ConnectionStatus,
166 HealthCheckTimestampSent: currentTimeStamp,
167 HealthCheckTimestampReceived: oldNbIdentity.HealthCheckTimestampReceived,
170 m.nbIdentityMap[oldNbIdentity.InventoryName] = newNbIdentity
171 return oldNbIdentity, newNbIdentity
174 func (m *ranListManagerInstance) UpdateHealthcheckTimeStampReceived(oldRRanName string) (*entities.NbIdentity, *entities.NbIdentity){
175 currentTimeStamp := time.Now().UnixNano()
176 oldNbIdentity := m.nbIdentityMap[oldRRanName]
178 newNbIdentity := &entities.NbIdentity{
179 GlobalNbId: oldNbIdentity.GlobalNbId,
180 InventoryName: oldNbIdentity.InventoryName,
181 ConnectionStatus: oldNbIdentity.ConnectionStatus,
182 HealthCheckTimestampSent: oldNbIdentity.HealthCheckTimestampSent,
183 HealthCheckTimestampReceived: currentTimeStamp,
186 m.nbIdentityMap[oldNbIdentity.InventoryName] = newNbIdentity
187 return oldNbIdentity, newNbIdentity
190 func (m *ranListManagerInstance) UpdateNbIdentities(nodeType entities.Node_Type, oldNbIdentities []*entities.NbIdentity, newNbIdentities []*entities.NbIdentity) error {
194 err := m.rnibDataService.UpdateNbIdentities(nodeType, oldNbIdentities, newNbIdentities)
197 m.logger.Errorf("#ranListManagerInstance.UpdateNbIdentities not completed for %d nbIdentities of nodetype - %s", len(newNbIdentities), nodeType.String())
199 m.logger.Infof("#ranListManagerInstance.UpdateNbIdentities completed successfully for %d nbIdentities of nodetype - %s", len(newNbIdentities), nodeType.String())