// 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 rmrmsghandlers
import (
+ "e2mgr/clients"
"e2mgr/logger"
"e2mgr/managers"
"e2mgr/models"
- "e2mgr/services"
+ "encoding/json"
"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
+ "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
)
type E2TermInitNotificationHandler struct {
- logger *logger.Logger
- rnibDataService services.RNibDataService
- ranReconnectionManager *managers.RanReconnectionManager
+ logger *logger.Logger
+ ranDisconnectionManager *managers.RanDisconnectionManager
+ e2tInstancesManager managers.IE2TInstancesManager
+ routingManagerClient clients.IRoutingManagerClient
}
-func NewE2TermInitNotificationHandler(logger *logger.Logger, ranReconnectionManager *managers.RanReconnectionManager, rnibDataService services.RNibDataService) E2TermInitNotificationHandler {
+func NewE2TermInitNotificationHandler(logger *logger.Logger, ranDisconnectionManager *managers.RanDisconnectionManager, e2tInstancesManager managers.IE2TInstancesManager, routingManagerClient clients.IRoutingManagerClient) E2TermInitNotificationHandler {
return E2TermInitNotificationHandler{
- logger: logger,
- rnibDataService: rnibDataService,
- ranReconnectionManager: ranReconnectionManager,
+ logger: logger,
+ ranDisconnectionManager: ranDisconnectionManager,
+ e2tInstancesManager: e2tInstancesManager,
+ routingManagerClient: routingManagerClient,
}
}
func (h E2TermInitNotificationHandler) Handle(request *models.NotificationRequest) {
+ unmarshalledPayload := models.E2TermInitPayload{}
+ err := json.Unmarshal(request.Payload, &unmarshalledPayload)
+
+ if err != nil {
+ h.logger.Errorf("#E2TermInitNotificationHandler.Handle - Error unmarshaling E2 Term Init payload: %s", err)
+ return
+ }
- h.logger.Infof("#E2TermInitNotificationHandler.Handle - Handling E2_TERM_INIT")
+ e2tAddress := unmarshalledPayload.Address
+
+ if len(e2tAddress) == 0 {
+ h.logger.Errorf("#E2TermInitNotificationHandler.Handle - Empty E2T address received")
+ return
+ }
+
+ h.logger.Infof("#E2TermInitNotificationHandler.Handle - E2T payload: %s - handling E2_TERM_INIT", unmarshalledPayload)
+
+ e2tInstance, err := h.e2tInstancesManager.GetE2TInstance(e2tAddress)
- nbIdentityList, err := h.rnibDataService.GetListNodebIds()
if err != nil {
- h.logger.Errorf("#E2TermInitNotificationHandler.Handle - Failed to get nodes list from RNIB. Error: %s", err.Error())
+ _, ok := err.(*common.ResourceNotFoundError)
+
+ if !ok {
+ h.logger.Errorf("#E2TermInitNotificationHandler.Handle - Failed retrieving E2TInstance. error: %s", err)
+ return
+ }
+
+ h.HandleNewE2TInstance(e2tAddress, unmarshalledPayload.PodName)
+ return
+ }
+
+ if len(e2tInstance.AssociatedRanList) == 0 {
+ h.logger.Infof("#E2TermInitNotificationHandler.Handle - E2T Address: %s - E2T instance has no associated RANs", e2tInstance.Address)
return
}
- if len(nbIdentityList) == 0 {
- h.logger.Warnf("#E2TermInitNotificationHandler.Handle - The Nodes list in RNIB is empty")
+ if e2tInstance.State == entities.ToBeDeleted {
+ h.logger.Infof("#E2TermInitNotificationHandler.Handle - E2T Address: %s - E2T instance status is: %s, ignore", e2tInstance.Address, e2tInstance.State)
return
}
- for _, nbIdentity := range nbIdentityList {
+ h.HandleExistingE2TInstance(e2tInstance)
+
+ h.logger.Infof("#E2TermInitNotificationHandler.Handle - Completed handling of E2_TERM_INIT")
+}
+
+func (h E2TermInitNotificationHandler) HandleExistingE2TInstance(e2tInstance *entities.E2TInstance) {
- if err := h.ranReconnectionManager.ReconnectRan(nbIdentity.InventoryName); err != nil {
- h.logger.Errorf("#E2TermInitNotificationHandler.Handle - Ran name: %s - connection attempt failure, error: %s", (*nbIdentity).GetInventoryName(), err.Error())
- _, ok := err.(*common.ResourceNotFoundError)
- if !ok {
+ for _, ranName := range e2tInstance.AssociatedRanList {
+
+ if err := h.ranDisconnectionManager.DisconnectRan(ranName); err != nil {
+ if _, ok := err.(*common.ResourceNotFoundError); !ok {
break
}
}
}
+}
- h.logger.Infof("#E2TermInitNotificationHandler.Handle - Completed handling of E2_TERM_INIT")
+func (h E2TermInitNotificationHandler) HandleNewE2TInstance(e2tAddress string, podName string) {
+
+ err := h.routingManagerClient.AddE2TInstance(e2tAddress)
+
+ if err != nil {
+ h.logger.Errorf("#E2TermInitNotificationHandler.HandleNewE2TInstance - e2t address: %s - routing manager failure", e2tAddress)
+ return
+ }
+
+ _ = h.e2tInstancesManager.AddE2TInstance(e2tAddress, podName)
}