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.
18 package rmrmsghandlers
20 // #cgo CFLAGS: -I../../asn1codec/inc/ -I../../asn1codec/e2ap_engine/
21 // #cgo LDFLAGS: -L ../../asn1codec/lib/ -L../../asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
22 // #include <asn1codec_utils.h>
23 // #include <configuration_update_wrapper.h>
35 type X2EnbConfigurationUpdateHandler struct{}
37 func NewX2EnbConfigurationUpdateHandler() X2EnbConfigurationUpdateHandler {
38 return X2EnbConfigurationUpdateHandler{}
41 func (src X2EnbConfigurationUpdateHandler) Handle(logger *logger.Logger, e2Sessions sessions.E2Sessions, request *models.NotificationRequest,
42 messageChannel chan<- *models.NotificationResponse) {
44 var payloadSize C.ulong
45 payloadSize = e2pdus.MaxAsn1PackedBufferSize
46 packedBuffer := [e2pdus.MaxAsn1PackedBufferSize]C.uchar{}
47 errorBuffer := [e2pdus.MaxAsn1PackedBufferSize]C.char{}
48 refinedMessage, err := converters.UnpackX2apPduAndRefine(logger, e2pdus.MaxAsn1CodecAllocationBufferSize, request.Len, request.Payload, e2pdus.MaxAsn1CodecMessageBufferSize)
50 status := C.build_pack_x2enb_configuration_update_failure(&payloadSize, &packedBuffer[0], e2pdus.MaxAsn1PackedBufferSize, &errorBuffer[0])
52 payload := (*[1 << 30]byte)(unsafe.Pointer(&packedBuffer))[:payloadSize:payloadSize]
53 logger.Debugf("#x2enb_configuration_update_handler.Handle - Enb configuration update negative ack message payload: (%d) %02x", len(payload), payload)
54 response := models.NotificationResponse{RanName: request.RanName, Payload: payload, MgsType: rmrCgo.RIC_ENB_CONFIGURATION_UPDATE_FAILURE}
55 messageChannel <- &response
57 logger.Errorf("#x2enb_configuration_update_handler.Handle - failed to build and pack Enb configuration update unsuccessful outcome message. Error: %v", errorBuffer)
59 logger.Errorf("#x2enb_configuration_update_handler.Handle - unpack failed. Error: %v", err)
61 logger.Infof("#x2enb_configuration_update_handler.Handle - Enb configuration update initiating message received")
62 logger.Debugf("#x2enb_configuration_update_handler.Handle - Enb configuration update initiating message payload: %s", refinedMessage.PduPrint)
64 status := C.build_pack_x2enb_configuration_update_ack(&payloadSize, &packedBuffer[0], e2pdus.MaxAsn1PackedBufferSize, &errorBuffer[0])
66 payload := (*[1 << 30]byte)(unsafe.Pointer(&packedBuffer))[:payloadSize:payloadSize]
67 logger.Debugf("#x2enb_configuration_update_handler.Handle - Enb configuration update positive ack message payload: (%d) %02x", len(payload), payload)
68 response := models.NotificationResponse{RanName: request.RanName, Payload: payload, MgsType: rmrCgo.RIC_ENB_CONFIGURATION_UPDATE_ACK}
69 messageChannel <- &response
71 logger.Errorf("#x2enb_configuration_update_handler.Handle - failed to build and pack enb configuration update successful outcome message. Error: %v", errorBuffer)
74 printHandlingSetupResponseElapsedTimeInMs(logger, "#x2enb_configuration_update_handler.Handle - Summary: Elapsed time for receiving and handling enb configuration update initiating message from E2 terminator", request.StartTime)