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).
23 "e2mgr/e2managererrors"
26 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
30 type ranListManagerInstance struct {
32 rnibDataService services.RNibDataService
34 nbIdentityMap map[string]*entities.NbIdentity
37 type RanListManager interface {
38 InitNbIdentityMap() error
39 AddNbIdentity(nodeType entities.Node_Type, nbIdentity *entities.NbIdentity) error
40 UpdateNbIdentityConnectionStatus(nodeType entities.Node_Type, ranName string, connectionStatus entities.ConnectionStatus) error
41 RemoveNbIdentity(nodeType entities.Node_Type, ranName string) error
42 GetNbIdentityList() []*entities.NbIdentity
45 func NewRanListManager(logger *logger.Logger, rnibDataService services.RNibDataService) RanListManager {
46 return &ranListManagerInstance{
48 rnibDataService: rnibDataService,
49 nbIdentityMap: make(map[string]*entities.NbIdentity),
53 func (m *ranListManagerInstance) InitNbIdentityMap() error {
54 nbIds, err := m.rnibDataService.GetListNodebIds()
57 m.logger.Errorf("#ranListManagerInstance.InitNbIdentityMap - Failed fetching RAN list from DB. error: %s", err)
61 for _, v := range nbIds {
62 m.nbIdentityMap[v.InventoryName] = v
65 m.logger.Infof("#ranListManagerInstance.InitNbIdentityMap - Successfully initiated nodeb identity map")
66 m.logger.Debugf("#ranListManagerInstance.InitNbIdentityMap - nodeb Identity map: %s", m.nbIdentityMap)
70 func (m *ranListManagerInstance) AddNbIdentity(nodeType entities.Node_Type, nbIdentity *entities.NbIdentity) error {
74 m.nbIdentityMap[nbIdentity.InventoryName] = nbIdentity
76 err := m.rnibDataService.AddNbIdentity(nodeType, nbIdentity)
79 m.logger.Errorf("#ranListManagerInstance.AddNbIdentity - RAN name: %s - Failed adding nodeb identity to DB. error: %s", nbIdentity.InventoryName, err)
83 m.logger.Infof("#ranListManagerInstance.AddNbIdentity - RAN name: %s - Successfully added nodeb identity", nbIdentity.InventoryName)
84 m.logger.Debugf("#ranListManagerInstance.AddNbIdentity - nodeb Identity map: %s", m.nbIdentityMap)
88 func (m *ranListManagerInstance) UpdateNbIdentityConnectionStatus(nodeType entities.Node_Type, ranName string, connectionStatus entities.ConnectionStatus) error {
92 m.logger.Infof("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - updating nodeb identity connection status", ranName)
94 oldNbIdentity, ok := m.nbIdentityMap[ranName]
96 m.logger.Errorf("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - nodeb identity not found in nbIdentityMap", ranName)
97 return e2managererrors.NewInternalError()
100 newNbIdentity := &entities.NbIdentity{
101 GlobalNbId: oldNbIdentity.GlobalNbId,
102 InventoryName: ranName,
103 ConnectionStatus: connectionStatus,
105 m.nbIdentityMap[ranName] = newNbIdentity
107 err := m.rnibDataService.UpdateNbIdentity(nodeType, oldNbIdentity, newNbIdentity)
109 m.logger.Errorf("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - Failed updating nodeb identity in DB. error: %s", ranName, err)
112 m.logger.Infof("#ranListManagerInstance.UpdateNbIdentityConnectionStatus - RAN name: %s - Successfully updated nodeb identity", ranName)
116 func (m *ranListManagerInstance) RemoveNbIdentity(nodeType entities.Node_Type, ranName string) error {
120 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - deleting nodeb identity from memory and db...", ranName)
122 nbIdentity, ok := m.nbIdentityMap[ranName]
124 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - nodeb identity not found", ranName)
128 delete(m.nbIdentityMap, ranName)
130 err := m.rnibDataService.RemoveNbIdentity(nodeType, nbIdentity)
132 m.logger.Errorf("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - Failed removing nodeb identity from DB. error: %s", ranName, err)
136 m.logger.Infof("#ranListManagerInstance.RemoveNbIdentity - RAN name: %s - Successfully deleted nodeb identity", ranName)
140 func (m *ranListManagerInstance) GetNbIdentityList() []*entities.NbIdentity {
141 nbIds := make([]*entities.NbIdentity, 0, len(m.nbIdentityMap))
142 for _, v := range m.nbIdentityMap {
143 nbIds = append(nbIds, v)
146 m.logger.Infof("#ranListManagerInstance.GetNbIdentityList - %d identity returned", len(nbIds))