push code back with legal issues fix

[ric-plt/e2mgr.git] / E2Manager / handlers / setup_response_notification_handler.go

diff --git a/E2Manager/handlers/setup_response_notification_handler.go b/E2Manager/handlers/setup_response_notification_handler.go
new file mode 100644 (file)
index 0000000..121c65b
--- /dev/null
+++ b/E2Manager/handlers/setup_response_notification_handler.go
@@ -0,0 +1,51 @@
+//
+// 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.
+//
+
+package handlers
+
+import "C"
+import (
+       "e2mgr/models"
+       "fmt"
+       "time"
+
+       "e2mgr/logger"
+       "e2mgr/sessions"
+)
+
+type SetupResponseNotificationHandler struct{}
+
+func (src SetupResponseNotificationHandler) Handle(logger *logger.Logger, e2Sessions sessions.E2Sessions,
+       request *models.NotificationRequest, messageChannel chan<- *models.NotificationResponse) {
+
+       refinedResponse, err := unpackX2apPduAndRefine(logger, MaxAsn1CodecAllocationBufferSize /*allocation buffer*/, request.Len, request.Payload, MaxAsn1CodecMessageBufferSize /*message buffer*/)
+       if err != nil {
+               logger.Errorf("#setup_response_notification_handler.Handle - unpack failed. Error: %v", err)
+       }
+
+       e2session, ok := e2Sessions[request.TransactionId]
+       printHandlingSetupResponseElapsedTimeInMs(logger, fmt.Sprintf("#setupResponseNotificationHandler.handle - transactionId %s: Summary: Elapsed time for receiving and handling setup response from E2 terminator", request.TransactionId), request.StartTime)
+       if ok {
+               printHandlingSetupResponseElapsedTimeInMs(logger, fmt.Sprintf("#setupResponseNotificationHandler.handle - transactionId %s: Summary: Total roundtrip elapsed time", request.TransactionId), e2session.SessionStart)
+               delete(e2Sessions, request.TransactionId) // Avoid pinning memory (help GC)
+       }
+       logger.Debugf("#setupResponseNotificationHandler.handle - transactionId %s: PDU: %v", request.TransactionId, refinedResponse.pduPrint)
+}
+
+func printHandlingSetupResponseElapsedTimeInMs(logger *logger.Logger, msg string, startTime time.Time) {
+       logger.Infof("%s: %f ms", msg, float64(time.Since(startTime))/float64(time.Millisecond))
+}