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).
21 package rmrmsghandlers
23 // #cgo CFLAGS: -I../../3rdparty/asn1codec/inc/ -I../../3rdparty/asn1codec/e2ap_engine/
24 // #cgo LDFLAGS: -L ../../3rdparty/asn1codec/lib/ -L../../3rdparty/asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
25 // #include <asn1codec_utils.h>
26 // #include <configuration_update_wrapper.h>
34 "e2mgr/services/rmrsender"
38 type EndcConfigurationUpdateHandler struct {
40 rmrSender *rmrsender.RmrSender
43 func NewEndcConfigurationUpdateHandler(logger *logger.Logger, rmrSender *rmrsender.RmrSender) EndcConfigurationUpdateHandler {
44 return EndcConfigurationUpdateHandler{
50 func (h EndcConfigurationUpdateHandler) Handle(request *models.NotificationRequest) {
52 var payloadSize C.ulong
53 payloadSize = e2pdus.MaxAsn1PackedBufferSize
54 packedBuffer := [e2pdus.MaxAsn1PackedBufferSize]C.uchar{}
55 errorBuffer := [e2pdus.MaxAsn1PackedBufferSize]C.char{}
56 refinedMessage, err := converters.UnpackX2apPduAndRefine(h.logger, e2pdus.MaxAsn1CodecAllocationBufferSize /*allocation buffer*/, request.Len, request.Payload, e2pdus.MaxAsn1CodecMessageBufferSize /*message buffer*/)
58 status := C.build_pack_endc_configuration_update_failure(&payloadSize, &packedBuffer[0], e2pdus.MaxAsn1PackedBufferSize, &errorBuffer[0])
60 payload := (*[1 << 30]byte)(unsafe.Pointer(&packedBuffer))[:payloadSize:payloadSize]
61 h.logger.Debugf("#endc_configuration_update_handler.Handle - Endc configuration update negative ack message payload: (%d) %02x", len(payload), payload)
62 msg := models.NewRmrMessage(rmrCgo.RIC_ENDC_CONF_UPDATE_FAILURE, request.RanName, payload)
63 _ = h.rmrSender.Send(msg)
65 h.logger.Errorf("#endc_configuration_update_handler.Handle - failed to build and pack Endc configuration update unsuccessful outcome message. Error: %v", errorBuffer)
67 h.logger.Errorf("#endc_configuration_update_handler.Handle - unpack failed. Error: %v", err)
69 h.logger.Infof("#endc_configuration_update_handler.Handle - Endc configuration update initiating message received")
70 h.logger.Debugf("#endc_configuration_update_handler.Handle - Endc configuration update initiating message payload: %s", refinedMessage.PduPrint)
71 status := C.build_pack_endc_configuration_update_ack(&payloadSize, &packedBuffer[0], e2pdus.MaxAsn1PackedBufferSize, &errorBuffer[0])
73 payload := (*[1 << 30]byte)(unsafe.Pointer(&packedBuffer))[:payloadSize:payloadSize]
74 h.logger.Debugf("#endc_configuration_update_handler.Handle - Endc configuration update positive ack message payload: (%d) %02x", len(payload), payload)
75 msg := models.NewRmrMessage(rmrCgo.RIC_ENDC_CONF_UPDATE_ACK, request.RanName, payload)
76 _ = h.rmrSender.Send(msg)
78 h.logger.Errorf("#endc_configuration_update_handler.Handle - failed to build and pack endc configuration update successful outcome message. Error: %v", errorBuffer)
82 printHandlingSetupResponseElapsedTimeInMs(h.logger, "#endc_configuration_update_handler.Handle - Summary: Elapsed time for receiving and handling endc configuration update initiating message from E2 terminator", request.StartTime)