+//
+// Copyright 2019 AT&T Intellectual Property
+// Copyright 2019 Nokia
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// 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 services
import (
SaveRanLoadInformation(inventoryName string, ranLoadInformation *entities.RanLoadInformation) error
GetNodeb(ranName string) (*entities.NodebInfo, error)
GetListNodebIds() ([]*entities.NbIdentity, error)
+ PingRnib() bool
+ GetE2TInstance(address string) (*entities.E2TInstance, error)
+ GetE2TInstances(addresses []string) ([]*entities.E2TInstance, error)
+ GetE2TAddresses() ([]string, error)
+ SaveE2TInstance(e2tInstance *entities.E2TInstance) error
+ SaveE2TAddresses(addresses []string) error
+ GetE2TInstanceNoLogs(address string) (*entities.E2TInstance, error)
+ GetE2TInstancesNoLogs(addresses []string) ([]*entities.E2TInstance, error)
+ SaveE2TInstanceNoLogs(e2tInstance *entities.E2TInstance) error
+ GetE2TAddressesNoLogs() ([]string, error)
+ RemoveE2TInstance(e2tAddress string) error
+ UpdateGnbCells(nodebInfo *entities.NodebInfo, servedNrCells []*entities.ServedNRCell) error
+ RemoveServedNrCells(inventoryName string, servedNrCells []*entities.ServedNRCell) error
+ GetGeneralConfiguration() (*entities.GeneralConfiguration, error)
+ UpdateNodebInfoOnConnectionStatusInversion(nodebInfo *entities.NodebInfo, event string) error
+ SaveGeneralConfiguration(config *entities.GeneralConfiguration) error
}
type rNibDataService struct {
- logger *logger.Logger
- rnibReaderProvider func() reader.RNibReader
- rnibWriterProvider func() rNibWriter.RNibWriter
- maxAttempts int
- retryInterval time.Duration
+ logger *logger.Logger
+ rnibReader reader.RNibReader
+ rnibWriter rNibWriter.RNibWriter
+ maxAttempts int
+ retryInterval time.Duration
+ stateChangeMessageChannel string
}
-func NewRnibDataService(logger *logger.Logger, config *configuration.Configuration, rnibReaderProvider func() reader.RNibReader, rnibWriterProvider func() rNibWriter.RNibWriter) *rNibDataService {
+func NewRnibDataService(logger *logger.Logger, config *configuration.Configuration, rnibReader reader.RNibReader, rnibWriter rNibWriter.RNibWriter) *rNibDataService {
return &rNibDataService{
- logger: logger,
- rnibReaderProvider: rnibReaderProvider,
- rnibWriterProvider: rnibWriterProvider,
- maxAttempts: config.MaxRnibConnectionAttempts,
- retryInterval: time.Duration(config.RnibRetryIntervalMs) * time.Millisecond,
+ logger: logger,
+ rnibReader: rnibReader,
+ rnibWriter: rnibWriter,
+ maxAttempts: config.MaxRnibConnectionAttempts,
+ retryInterval: time.Duration(config.RnibRetryIntervalMs) * time.Millisecond,
+ stateChangeMessageChannel: config.StateChangeMessageChannel,
}
}
+func (w *rNibDataService) RemoveServedNrCells(inventoryName string, servedNrCells []*entities.ServedNRCell) error {
+ err := w.retry("RemoveServedNrCells", func() (err error) {
+ err = w.rnibWriter.RemoveServedNrCells(inventoryName, servedNrCells)
+ return
+ })
+
+ return err
+}
+
+func (w *rNibDataService) UpdateGnbCells(nodebInfo *entities.NodebInfo, servedNrCells []*entities.ServedNRCell) error {
+ w.logger.Infof("#RnibDataService.UpdateGnbCells - nodebInfo: %s, servedNrCells: %s", nodebInfo, servedNrCells)
+
+ err := w.retry("UpdateGnbCells", func() (err error) {
+ err = w.rnibWriter.UpdateGnbCells(nodebInfo, servedNrCells)
+ return
+ })
+
+ return err
+}
+
func (w *rNibDataService) UpdateNodebInfo(nodebInfo *entities.NodebInfo) error {
w.logger.Infof("#RnibDataService.UpdateNodebInfo - nodebInfo: %s", nodebInfo)
err := w.retry("UpdateNodebInfo", func() (err error) {
- err = w.rnibWriterProvider().UpdateNodebInfo(nodebInfo)
+ err = w.rnibWriter.UpdateNodebInfo(nodebInfo)
return
})
w.logger.Infof("#RnibDataService.SaveNodeb - nbIdentity: %s, nodebInfo: %s", nbIdentity, nb)
err := w.retry("SaveNodeb", func() (err error) {
- err = w.rnibWriterProvider().SaveNodeb(nbIdentity, nb)
+ err = w.rnibWriter.SaveNodeb(nbIdentity, nb)
return
})
w.logger.Infof("#RnibDataService.SaveRanLoadInformation - inventoryName: %s, ranLoadInformation: %s", inventoryName, ranLoadInformation)
err := w.retry("SaveRanLoadInformation", func() (err error) {
- err = w.rnibWriterProvider().SaveRanLoadInformation(inventoryName, ranLoadInformation)
+ err = w.rnibWriter.SaveRanLoadInformation(inventoryName, ranLoadInformation)
return
})
}
func (w *rNibDataService) GetNodeb(ranName string) (*entities.NodebInfo, error) {
- w.logger.Infof("#RnibDataService.GetNodeb - ranName: %s", ranName)
var nodeb *entities.NodebInfo = nil
err := w.retry("GetNodeb", func() (err error) {
- nodeb, err = w.rnibReaderProvider().GetNodeb(ranName)
+ nodeb, err = w.rnibReader.GetNodeb(ranName)
return
})
+ if err == nil {
+ w.logger.Infof("#RnibDataService.GetNodeb - RAN name: %s, connection status: %s, associated E2T: %s", nodeb.RanName, nodeb.ConnectionStatus, nodeb.AssociatedE2TInstanceAddress)
+ }
+
return nodeb, err
}
func (w *rNibDataService) GetListNodebIds() ([]*entities.NbIdentity, error) {
- w.logger.Infof("#RnibDataService.GetListNodebIds")
-
var nodeIds []*entities.NbIdentity = nil
err := w.retry("GetListNodebIds", func() (err error) {
- nodeIds, err = w.rnibReaderProvider().GetListNodebIds()
+ nodeIds, err = w.rnibReader.GetListNodebIds()
return
})
+ if err == nil {
+ w.logger.Infof("#RnibDataService.GetListNodebIds - RANs count: %d", len(nodeIds))
+ }
+
return nodeIds, err
}
+func (w *rNibDataService) GetE2TInstance(address string) (*entities.E2TInstance, error) {
+ var e2tInstance *entities.E2TInstance = nil
+
+ err := w.retry("GetE2TInstance", func() (err error) {
+ e2tInstance, err = w.rnibReader.GetE2TInstance(address)
+ return
+ })
+
+ if err == nil {
+ w.logger.Infof("#RnibDataService.GetE2TInstance - E2T instance address: %s, state: %s, associated RANs count: %d, keep Alive ts: %d", e2tInstance.Address, e2tInstance.State, len(e2tInstance.AssociatedRanList), e2tInstance.KeepAliveTimestamp)
+ }
+
+ return e2tInstance, err
+}
+
+func (w *rNibDataService) GetE2TInstanceNoLogs(address string) (*entities.E2TInstance, error) {
+ var e2tInstance *entities.E2TInstance = nil
+
+ err := w.retry("GetE2TInstance", func() (err error) {
+ e2tInstance, err = w.rnibReader.GetE2TInstance(address)
+ return
+ })
+
+ return e2tInstance, err
+}
+
+func (w *rNibDataService) GetE2TInstances(addresses []string) ([]*entities.E2TInstance, error) {
+ w.logger.Infof("#RnibDataService.GetE2TInstances - addresses: %s", addresses)
+ var e2tInstances []*entities.E2TInstance = nil
+
+ err := w.retry("GetE2TInstance", func() (err error) {
+ e2tInstances, err = w.rnibReader.GetE2TInstances(addresses)
+ return
+ })
+
+ return e2tInstances, err
+}
+
+func (w *rNibDataService) GetE2TInstancesNoLogs(addresses []string) ([]*entities.E2TInstance, error) {
+
+ var e2tInstances []*entities.E2TInstance = nil
+
+ err := w.retry("GetE2TInstance", func() (err error) {
+ e2tInstances, err = w.rnibReader.GetE2TInstances(addresses)
+ return
+ })
+
+ return e2tInstances, err
+}
+
+func (w *rNibDataService) GetE2TAddresses() ([]string, error) {
+
+ var e2tAddresses []string = nil
+
+ err := w.retry("GetE2TAddresses", func() (err error) {
+ e2tAddresses, err = w.rnibReader.GetE2TAddresses()
+ return
+ })
+
+ if err == nil {
+ w.logger.Infof("#RnibDataService.GetE2TAddresses - addresses: %s", e2tAddresses)
+ }
+
+ return e2tAddresses, err
+}
+
+func (w *rNibDataService) GetE2TAddressesNoLogs() ([]string, error) {
+
+ var e2tAddresses []string = nil
+
+ err := w.retry("GetE2TAddresses", func() (err error) {
+ e2tAddresses, err = w.rnibReader.GetE2TAddresses()
+ return
+ })
+
+ return e2tAddresses, err
+}
+
+func (w *rNibDataService) SaveE2TInstance(e2tInstance *entities.E2TInstance) error {
+ w.logger.Infof("#RnibDataService.SaveE2TInstance - E2T instance address: %s, podName: %s, state: %s, associated RANs count: %d, keep Alive ts: %d", e2tInstance.Address, e2tInstance.PodName, e2tInstance.State, len(e2tInstance.AssociatedRanList), e2tInstance.KeepAliveTimestamp)
+
+ return w.SaveE2TInstanceNoLogs(e2tInstance)
+}
+
+func (w *rNibDataService) SaveE2TInstanceNoLogs(e2tInstance *entities.E2TInstance) error {
+
+ err := w.retry("SaveE2TInstance", func() (err error) {
+ err = w.rnibWriter.SaveE2TInstance(e2tInstance)
+ return
+ })
+
+ return err
+}
+
+func (w *rNibDataService) SaveE2TAddresses(addresses []string) error {
+ w.logger.Infof("#RnibDataService.SaveE2TAddresses - addresses: %s", addresses)
+
+ err := w.retry("SaveE2TAddresses", func() (err error) {
+ err = w.rnibWriter.SaveE2TAddresses(addresses)
+ return
+ })
+
+ return err
+}
+
+func (w *rNibDataService) RemoveE2TInstance(e2tAddress string) error {
+ w.logger.Infof("#RnibDataService.RemoveE2TInstance - e2tAddress: %s", e2tAddress)
+
+ err := w.retry("RemoveE2TInstance", func() (err error) {
+ err = w.rnibWriter.RemoveE2TInstance(e2tAddress)
+ return
+ })
+
+ return err
+}
+
+func (w *rNibDataService) GetGeneralConfiguration() (*entities.GeneralConfiguration, error) {
+ var generalConfiguration *entities.GeneralConfiguration = nil
+
+ err := w.retry("GetGeneralConfiguration", func() (err error) {
+ generalConfiguration, err = w.rnibReader.GetGeneralConfiguration()
+ return
+ })
+
+ if err == nil {
+ w.logger.Infof("#RnibDataService.GetGeneralConfiguration - enableRic: %t", generalConfiguration.EnableRic)
+ }
+
+ return generalConfiguration, err
+}
+
+func (w *rNibDataService) SaveGeneralConfiguration(config *entities.GeneralConfiguration) error {
+ w.logger.Infof("#RnibDataService.SaveGeneralConfiguration - configuration: %+v", *config)
+
+ err := w.retry("SaveGeneralConfiguration", func() (err error) {
+ err = w.rnibWriter.SaveGeneralConfiguration(config)
+ return
+ })
+
+ return err
+}
+
+func (w *rNibDataService) PingRnib() bool {
+ err := w.retry("GetListNodebIds", func() (err error) {
+ _, err = w.rnibReader.GetListNodebIds()
+ return
+ })
+
+ return !isRnibConnectionError(err)
+}
+
+func (w *rNibDataService) UpdateNodebInfoOnConnectionStatusInversion(nodebInfo *entities.NodebInfo, event string) error {
+ w.logger.Infof("#RnibDataService.UpdateNodebInfoOnConnectionStatusInversion - nodebInfo: %s", nodebInfo)
+
+ err := w.retry("UpdateNodebInfoOnConnectionStatusInversion", func() (err error) {
+ err = w.rnibWriter.UpdateNodebInfoOnConnectionStatusInversion(nodebInfo, w.stateChangeMessageChannel, event)
+ return
+ })
+
+ return err
+}
+
func (w *rNibDataService) retry(rnibFunc string, f func() error) (err error) {
attempts := w.maxAttempts
if err == nil {
return
}
- if !w.isConnError(err) {
+ if !isRnibConnectionError(err) {
return err
}
if i >= attempts {
}
}
-func (w *rNibDataService) isConnError(err error) bool {
- internalErr, ok := err.(common.InternalError)
+func isRnibConnectionError(err error) bool {
+ internalErr, ok := err.(*common.InternalError)
if !ok {
return false
}