// 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.
-//
+
+// This source code is part of the near-RT RIC (RAN Intelligent Controller)
+// platform project (RICP).
package rNibWriter
import (
- "errors"
+ "encoding/json"
"fmt"
"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
- "gerrit.o-ran-sc.org/r/ric-plt/sdlgo"
"github.com/golang/protobuf/proto"
)
-var writerPool *common.Pool
+const E2TAddressesKey = "E2TAddresses"
type rNibWriterInstance struct {
- sdl *common.ISdlInstance
- namespace string
+ sdl common.ISdlInstance
}
/*
RNibWriter interface allows saving data to the redis DB
*/
type RNibWriter interface {
- SaveNodeb(nbIdentity *entities.NbIdentity, nb *entities.NodebInfo) common.IRNibError
- UpdateNodebInfo(nodebInfo *entities.NodebInfo) common.IRNibError
- SaveRanLoadInformation(inventoryName string, ranLoadInformation *entities.RanLoadInformation) common.IRNibError
+ SaveNodeb(nbIdentity *entities.NbIdentity, nb *entities.NodebInfo) error
+ UpdateNodebInfo(nodebInfo *entities.NodebInfo) error
+ SaveRanLoadInformation(inventoryName string, ranLoadInformation *entities.RanLoadInformation) error
+ SaveE2TInstance(e2tInstance *entities.E2TInstance) error
+ SaveE2TAddresses(addresses []string) error
+ RemoveE2TInstance(e2tAddress string) error
+ UpdateGnbCells(nodebInfo *entities.NodebInfo, servedNrCells []*entities.ServedNRCell) error
+ RemoveServedNrCells(inventoryName string, servedNrCells []*entities.ServedNRCell) error
}
/*
-Init initializes the infrastructure required for the RNibWriter instance
+GetRNibWriter returns reference to RNibWriter
*/
-func Init(namespace string, poolSize int) {
- initPool(poolSize,
- func() interface{} {
- var sdlI common.ISdlInstance = sdlgo.NewSdlInstance(namespace, sdlgo.NewDatabase())
- return &rNibWriterInstance{sdl: &sdlI, namespace: namespace}
- },
- func(obj interface{}) {
- (*obj.(*rNibWriterInstance).sdl).Close()
- })
-}
-/*
-InitPool initializes the writer's instances pool
-*/
-func initPool(poolSize int, newObj func() interface{}, destroyObj func(interface{})) {
- writerPool = common.NewPool(poolSize, newObj, destroyObj)
+func GetRNibWriter(sdl common.ISdlInstance) RNibWriter {
+ return &rNibWriterInstance{sdl: sdl}
}
-/*
-GetRNibWriter returns RNibWriter instance from the pool
-*/
-func GetRNibWriter() RNibWriter {
- return writerPool.Get().(RNibWriter)
+
+func (w *rNibWriterInstance) RemoveServedNrCells(inventoryName string, servedNrCells []*entities.ServedNRCell) error {
+ cellKeysToRemove := buildCellKeysToRemove(inventoryName, servedNrCells)
+ err := w.sdl.Remove(cellKeysToRemove)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ return nil
}
/*
SaveNodeb saves nodeB entity data in the redis DB according to the specified data model
*/
-func (w *rNibWriterInstance) SaveNodeb(nbIdentity *entities.NbIdentity, entity *entities.NodebInfo) common.IRNibError {
-
+func (w *rNibWriterInstance) SaveNodeb(nbIdentity *entities.NbIdentity, entity *entities.NodebInfo) error {
isNotEmptyIdentity := isNotEmpty(nbIdentity)
if isNotEmptyIdentity && entity.GetNodeType() == entities.Node_UNKNOWN {
- return common.NewValidationError(errors.New(fmt.Sprintf("#rNibWriter.saveNodeB - Unknown responding node type, entity: %v", entity)))
+ return common.NewValidationError(fmt.Sprintf("#rNibWriter.saveNodeB - Unknown responding node type, entity: %v", entity))
}
- defer writerPool.Put(w)
data, err := proto.Marshal(entity)
if err != nil {
return common.NewInternalError(err)
}
if entity.GetEnb() != nil {
- pairs, rNibErr = appendEnbCells(nbIdentity, entity.GetEnb().GetServedCells(), pairs)
+ pairs, rNibErr = appendEnbCells(nbIdentity.InventoryName, entity.GetEnb().GetServedCells(), pairs)
if rNibErr != nil {
return rNibErr
}
}
if entity.GetGnb() != nil {
- pairs, rNibErr = appendGnbCells(nbIdentity, entity.GetGnb().GetServedNrCells(), pairs)
+ pairs, rNibErr = appendGnbCells(nbIdentity.InventoryName, entity.GetGnb().GetServedNrCells(), pairs)
if rNibErr != nil {
return rNibErr
}
}
- err = (*w.sdl).Set(pairs)
+ err = w.sdl.Set(pairs)
if err != nil {
return common.NewInternalError(err)
}
if err != nil {
return common.NewInternalError(err)
}
- err = (*w.sdl).RemoveMember(entities.Node_UNKNOWN.String(), nbIdData)
+ err = w.sdl.RemoveMember(entities.Node_UNKNOWN.String(), nbIdData)
if err != nil {
return common.NewInternalError(err)
}
if err != nil {
return common.NewInternalError(err)
}
- err = (*w.sdl).AddMember(entity.GetNodeType().String(), nbIdData)
+ err = w.sdl.AddMember(entity.GetNodeType().String(), nbIdData)
if err != nil {
return common.NewInternalError(err)
}
return nil
}
-/*
-UpdateNodebInfo...
-*/
-func (w *rNibWriterInstance) UpdateNodebInfo(nodebInfo *entities.NodebInfo) common.IRNibError {
+func (w *rNibWriterInstance) UpdateGnbCells(nodebInfo *entities.NodebInfo, servedNrCells []*entities.ServedNRCell) error {
- defer writerPool.Put(w)
+ pairs, err := buildUpdateNodebInfoPairs(nodebInfo)
- nodebNameKey, rNibErr := common.ValidateAndBuildNodeBNameKey(nodebInfo.GetRanName())
+ if err != nil {
+ return err
+ }
- if rNibErr != nil {
- return rNibErr
+ pairs, err = appendGnbCells(nodebInfo.RanName, servedNrCells, pairs)
+
+ if err != nil {
+ return err
}
- nodebIdKey, rNibErr := common.ValidateAndBuildNodeBIdKey(nodebInfo.GetNodeType().String(), nodebInfo.GlobalNbId.GetPlmnId(), nodebInfo.GlobalNbId.GetNbId())
+ err = w.sdl.Set(pairs)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ return nil
+}
+
+func buildCellKeysToRemove(inventoryName string, servedNrCellsToRemove []*entities.ServedNRCell) []string {
+
+ cellKeysToRemove := []string{}
+
+ for _, cell := range servedNrCellsToRemove {
+
+ key, _ := common.ValidateAndBuildNrCellIdKey(cell.GetServedNrCellInformation().GetCellId())
+
+ if len(key) != 0 {
+ cellKeysToRemove = append(cellKeysToRemove, key)
+ }
+
+ key, _ = common.ValidateAndBuildCellNamePciKey(inventoryName, cell.GetServedNrCellInformation().GetNrPci())
+
+ if len(key) != 0 {
+ cellKeysToRemove = append(cellKeysToRemove, key)
+ }
+ }
+
+ return cellKeysToRemove
+}
+
+func buildUpdateNodebInfoPairs(nodebInfo *entities.NodebInfo) ([]interface{}, error) {
+ nodebNameKey, rNibErr := common.ValidateAndBuildNodeBNameKey(nodebInfo.GetRanName())
if rNibErr != nil {
- return rNibErr
+ return []interface{}{}, rNibErr
}
+ nodebIdKey, buildNodebIdKeyError := common.ValidateAndBuildNodeBIdKey(nodebInfo.GetNodeType().String(), nodebInfo.GlobalNbId.GetPlmnId(), nodebInfo.GlobalNbId.GetNbId())
+
data, err := proto.Marshal(nodebInfo)
if err != nil {
- return common.NewInternalError(err)
+ return []interface{}{}, common.NewInternalError(err)
}
- var pairs []interface{}
- pairs = append(pairs, nodebNameKey, data, nodebIdKey, data)
- err = (*w.sdl).Set(pairs)
+ pairs := []interface{}{nodebNameKey, data}
+
+ if buildNodebIdKeyError == nil {
+ pairs = append(pairs, nodebIdKey, data)
+ }
+
+ return pairs, nil
+}
+
+/*
+UpdateNodebInfo...
+*/
+func (w *rNibWriterInstance) UpdateNodebInfo(nodebInfo *entities.NodebInfo) error {
+
+ pairs, err := buildUpdateNodebInfoPairs(nodebInfo)
+
+ if err != nil {
+ return err
+ }
+
+ err = w.sdl.Set(pairs)
if err != nil {
return common.NewInternalError(err)
/*
SaveRanLoadInformation stores ran load information for the provided ran
*/
-func (w *rNibWriterInstance) SaveRanLoadInformation(inventoryName string, ranLoadInformation *entities.RanLoadInformation) common.IRNibError {
-
- defer writerPool.Put(w)
+func (w *rNibWriterInstance) SaveRanLoadInformation(inventoryName string, ranLoadInformation *entities.RanLoadInformation) error {
key, rnibErr := common.ValidateAndBuildRanLoadInformationKey(inventoryName)
var pairs []interface{}
pairs = append(pairs, key, data)
- err = (*w.sdl).Set(pairs)
+ err = w.sdl.Set(pairs)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ return nil
+}
+
+func (w *rNibWriterInstance) SaveE2TInstance(e2tInstance *entities.E2TInstance) error {
+
+ key, rnibErr := common.ValidateAndBuildE2TInstanceKey(e2tInstance.Address)
+
+ if rnibErr != nil {
+ return rnibErr
+ }
+
+ data, err := json.Marshal(e2tInstance)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ var pairs []interface{}
+ pairs = append(pairs, key, data)
+
+ err = w.sdl.Set(pairs)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ return nil
+}
+
+func (w *rNibWriterInstance) SaveE2TAddresses(addresses []string) error {
+
+ data, err := json.Marshal(addresses)
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+
+ var pairs []interface{}
+ pairs = append(pairs, E2TAddressesKey, data)
+
+ err = w.sdl.Set(pairs)
if err != nil {
return common.NewInternalError(err)
return nil
}
+func (w *rNibWriterInstance) RemoveE2TInstance(address string) error {
+ key, rNibErr := common.ValidateAndBuildE2TInstanceKey(address)
+ if rNibErr != nil {
+ return rNibErr
+ }
+ err := w.sdl.Remove([]string{key})
+
+ if err != nil {
+ return common.NewInternalError(err)
+ }
+ return nil
+}
+
/*
-Close closes writer's pool
+Close the writer
*/
func Close() {
- writerPool.Close()
+ //Nothing to do
}
-func appendEnbCells(nbIdentity *entities.NbIdentity, cells []*entities.ServedCellInfo, pairs []interface{}) ([]interface{}, common.IRNibError) {
+func appendEnbCells(inventoryName string, cells []*entities.ServedCellInfo, pairs []interface{}) ([]interface{}, error) {
for _, cell := range cells {
cellEntity := entities.Cell{Type: entities.Cell_LTE_CELL, Cell: &entities.Cell_ServedCellInfo{ServedCellInfo: cell}}
cellData, err := proto.Marshal(&cellEntity)
return pairs, rNibErr
}
pairs = append(pairs, key, cellData)
- key, rNibErr = common.ValidateAndBuildCellNamePciKey(nbIdentity.InventoryName, cell.GetPci())
+ key, rNibErr = common.ValidateAndBuildCellNamePciKey(inventoryName, cell.GetPci())
if rNibErr != nil {
return pairs, rNibErr
}
return pairs, nil
}
-func appendGnbCells(nbIdentity *entities.NbIdentity, cells []*entities.ServedNRCell, pairs []interface{}) ([]interface{}, common.IRNibError) {
+func appendGnbCells(inventoryName string, cells []*entities.ServedNRCell, pairs []interface{}) ([]interface{}, error) {
for _, cell := range cells {
cellEntity := entities.Cell{Type: entities.Cell_NR_CELL, Cell: &entities.Cell_ServedNrCell{ServedNrCell: cell}}
cellData, err := proto.Marshal(&cellEntity)
return pairs, rNibErr
}
pairs = append(pairs, key, cellData)
- key, rNibErr = common.ValidateAndBuildCellNamePciKey(nbIdentity.InventoryName, cell.GetServedNrCellInformation().GetNrPci())
+ key, rNibErr = common.ValidateAndBuildCellNamePciKey(inventoryName, cell.GetServedNrCellInformation().GetNrPci())
if rNibErr != nil {
return pairs, rNibErr
}