type Control struct {
e2ap *E2ap
registry *Registry
- rtmgrClient *RtmgrClient
tracker *Tracker
timerMap *TimerMap
rmrSendMutex sync.Mutex
func NewControl() *Control {
+ transport := httptransport.New(viper.GetString("rtmgr.HostAddr")+":"+viper.GetString("rtmgr.port"), viper.GetString("rtmgr.baseUrl"), []string{"http"})
+ client := rtmgrclient.New(transport, strfmt.Default)
+ handle := rtmgrhandle.NewProvideXappSubscriptionHandleParamsWithTimeout(10 * time.Second)
+ deleteHandle := rtmgrhandle.NewDeleteXappSubscriptionHandleParamsWithTimeout(10 * time.Second)
+ rtmgrClient := RtmgrClient{client, handle, deleteHandle}
+
registry := new(Registry)
registry.Initialize(seedSN)
+ registry.rtmgrClient = &rtmgrClient
tracker := new(Tracker)
tracker.Init()
timerMap := new(TimerMap)
timerMap.Init()
- transport := httptransport.New(viper.GetString("rtmgr.HostAddr")+":"+viper.GetString("rtmgr.port"), viper.GetString("rtmgr.baseUrl"), []string{"http"})
- client := rtmgrclient.New(transport, strfmt.Default)
- handle := rtmgrhandle.NewProvideXappSubscriptionHandleParamsWithTimeout(10 * time.Second)
- deleteHandle := rtmgrhandle.NewDeleteXappSubscriptionHandleParamsWithTimeout(10 * time.Second)
- rtmgrClient := RtmgrClient{client, handle, deleteHandle}
-
- rtmgrClientPtr := &rtmgrClient
-
- //TODO: to make this better. Now it is just a hack.
- registry.rtmgrClient = rtmgrClientPtr
-
return &Control{e2ap: new(E2ap),
- registry: registry,
- rtmgrClient: rtmgrClientPtr,
- tracker: tracker,
- timerMap: timerMap,
- msgCounter: 0,
+ registry: registry,
+ tracker: tracker,
+ timerMap: timerMap,
+ msgCounter: 0,
}
}
err = subs.SetTransaction(trans)
if err != nil {
xapp.Logger.Error("SubReq: %s, Dropping this msg. %s", err.Error(), trans)
- c.registry.DelSubscription(subs.Seq)
+ subs.Release()
trans.Release()
return
}
packedData, err := c.e2ap.PackSubscriptionRequest(trans.SubReqMsg)
if err != nil {
xapp.Logger.Error("SubReq: %s for trans %s", err.Error(), trans)
- c.registry.DelSubscription(subs.Seq)
+ subs.Release()
trans.Release()
return
}
func (c *Control) handleSubscriptionFailure(params *RMRParams) {
xapp.Logger.Info("SubFail from E2T: %s", params.String())
- payloadSeqNum, err := c.e2ap.GetSubscriptionFailureSequenceNumber(params.Payload)
+ //
+ //
+ //
+ SubFailMsg, err := c.e2ap.UnpackSubscriptionFailure(params.Payload)
if err != nil {
- xapp.Logger.Error("SubFail: Unable to get Sequence Number from Payload. Dropping this msg. Err: %v, SubId: %v, Xid: %s, Payload %X", err, params.SubId, params.Xid, params.Payload)
+ xapp.Logger.Error("SubFail: %s Dropping this msg. %s", err.Error(), params.String())
return
}
- xapp.Logger.Info("SubFail: Received payloadSeqNum: %v", payloadSeqNum)
- subs := c.registry.GetSubscription(payloadSeqNum)
+ //
+ //
+ //
+ subs := c.registry.GetSubscription(uint16(SubFailMsg.RequestId.Seq))
+ if subs == nil && params.SubId > 0 {
+ subs = c.registry.GetSubscription(uint16(params.SubId))
+ }
+
if subs == nil {
- xapp.Logger.Error("SubFail: Unknown payloadSeqNum. Dropping this msg. PayloadSeqNum: %v, SubId: %v", payloadSeqNum, params.SubId)
+ xapp.Logger.Error("SubFail: Not valid subscription found payloadSeqNum: %d, SubId: %d. Dropping this msg. %s", SubFailMsg.RequestId.Seq, params.SubId, params.String())
return
}
+ xapp.Logger.Info("SubFail: subscription found payloadSeqNum: %d, SubId: %d", SubFailMsg.RequestId.Seq, subs.GetSubId())
+ //
+ //
+ //
trans := subs.GetTransaction()
if trans == nil {
- xapp.Logger.Error("SubFail: Unknown trans. Dropping this msg. PayloadSeqNum: %v, SubId: %v", payloadSeqNum, params.SubId)
+ xapp.Logger.Error("SubFail: Unknown trans. Dropping this msg. SubId: %d", subs.GetSubId())
return
}
+ trans.SubFailMsg = SubFailMsg
- c.timerMap.StopTimer("RIC_SUB_REQ", int(payloadSeqNum))
+ //
+ //
+ //
+ c.timerMap.StopTimer("RIC_SUB_REQ", int(subs.GetSubId()))
responseReceived := trans.CheckResponseReceived()
if err != nil {
- xapp.Logger.Info("SubFail: Dropping this msg. Err: %v SubId: %v", err, payloadSeqNum)
return
}
// Subscription timer already received
return
}
- xapp.Logger.Info("SubFail: SubId: %v, from address: %s. Forwarding response to xApp", payloadSeqNum, trans.RmrEndpoint)
-
- c.rmrReplyToSender("SubFail to xapp", subs, trans, params.Mtype, params.Payload, params.PayloadLen)
- time.Sleep(3 * time.Second)
+ packedData, err := c.e2ap.PackSubscriptionFailure(trans.SubFailMsg)
+ if err != nil {
+ //TODO error handling improvement
+ xapp.Logger.Error("SubFail: %s for trans %s (continuing cleaning)", err.Error(), trans)
+ } else {
+ //Optimize and store packed message to be sent.
+ trans.Payload = packedData.Buf
+ trans.PayloadLen = len(packedData.Buf)
+ c.rmrReplyToSender("SubFail to xapp", subs, trans, 12012, trans.Payload, trans.PayloadLen)
+ time.Sleep(3 * time.Second)
+ }
- xapp.Logger.Info("SubFail: Deleting trans record. SubId: %v, Xid: %s", params.SubId, params.Xid)
trans.Release()
- if !c.registry.DelSubscription(payloadSeqNum) {
- xapp.Logger.Error("SubFail: Failed to release sequency number. SubId: %v, Xid: %s", params.SubId, params.Xid)
- }
+ subs.Release()
return
}
trans.RetryTransaction()
- c.rmrSend("SubReq(SubReq timer) to E2T", subs, trans, trans.Payload, trans.PayloadLen)
+ c.rmrSend("SubReq(SubReq timer retransmit) to E2T", subs, trans, trans.Payload, trans.PayloadLen)
tryCount++
c.timerMap.StartTimer("RIC_SUB_REQ", int(subs.GetSubId()), subReqTime, tryCount, c.handleSubscriptionRequestTimer)
if err != nil {
xapp.Logger.Error("SubReq timeout: %s, Dropping this msg.", err.Error())
//TODO improve error handling. Important at least in merge
- c.registry.DelSubscription(subs.GetSubId())
+ subs.Release()
return
}
xapp.Logger.Error("SubReq timeout: Packing SubDelReq failed. Err: %v", err)
//TODO improve error handling. Important at least in merge
deltrans.Release()
- c.registry.DelSubscription(subs.GetSubId())
+ subs.Release()
return
}
deltrans.PayloadLen = len(packedData.Buf)
func (c *Control) handleSubscriptionDeleteResponse(params *RMRParams) (err error) {
xapp.Logger.Info("SubDelResp from E2T:%s", params.String())
- payloadSeqNum, err := c.e2ap.GetSubscriptionDeleteResponseSequenceNumber(params.Payload)
+ //
+ //
+ //
+ SubDelRespMsg, err := c.e2ap.UnpackSubscriptionDeleteResponse(params.Payload)
if err != nil {
- xapp.Logger.Error("SubDelResp: Unable to get Sequence Number from Payload. Dropping this msg. Err: %v, SubId: %v, Xid: %s, Payload %X", err, params.SubId, params.Xid, params.Payload)
+ xapp.Logger.Error("SubDelResp: %s Dropping this msg. %s", err.Error(), params.String())
return
}
- xapp.Logger.Info("SubDelResp: Received payloadSeqNum: %v", payloadSeqNum)
- subs := c.registry.GetSubscription(payloadSeqNum)
+ //
+ //
+ //
+ subs := c.registry.GetSubscription(uint16(SubDelRespMsg.RequestId.Seq))
+ if subs == nil && params.SubId > 0 {
+ subs = c.registry.GetSubscription(uint16(params.SubId))
+ }
+
if subs == nil {
- xapp.Logger.Error("SubDelResp: Unknown payloadSeqNum. Dropping this msg. PayloadSeqNum: %v, SubId: %v", payloadSeqNum, params.SubId)
+ xapp.Logger.Error("SubDelResp: Not valid subscription found payloadSeqNum: %d, SubId: %d. Dropping this msg. %s", SubDelRespMsg.RequestId.Seq, params.SubId, params.String())
return
}
+ xapp.Logger.Info("SubDelResp: subscription found payloadSeqNum: %d, SubId: %d", SubDelRespMsg.RequestId.Seq, subs.GetSubId())
+ //
+ //
+ //
trans := subs.GetTransaction()
if trans == nil {
- xapp.Logger.Error("SubDelResp: Unknown trans. Dropping this msg. PayloadSeqNum: %v, SubId: %v", subs.GetSubId(), params.SubId)
+ xapp.Logger.Error("SubDelResp: Unknown trans. Dropping this msg. SubId: %d", subs.GetSubId())
return
}
+ trans.SubDelRespMsg = SubDelRespMsg
+
+ //
+ //
+ //
c.timerMap.StopTimer("RIC_SUB_DEL_REQ", int(subs.GetSubId()))
responseReceived := trans.CheckResponseReceived()
return
}
- trans.Release()
+ packedData, err := c.e2ap.PackSubscriptionDeleteResponse(trans.SubDelRespMsg)
+ if err != nil {
+ xapp.Logger.Error("SubDelResp: %s for trans %s (continuing cleaning)", err.Error(), trans)
+ } else {
+ //Optimize and store packed message to be sent.
+ trans.Payload = packedData.Buf
+ trans.PayloadLen = len(packedData.Buf)
+
+ if trans.ForwardRespToXapp == true {
+ c.rmrReplyToSender("SubDelResp to xapp", subs, trans, 12021, trans.Payload, trans.PayloadLen)
+ time.Sleep(3 * time.Second)
+ }
- if trans.ForwardRespToXapp == true {
- c.rmrReplyToSender("SubDelResp to xapp", subs, trans, params.Mtype, params.Payload, params.PayloadLen)
- time.Sleep(3 * time.Second)
}
- xapp.Logger.Info("SubDelResp: Deleting trans record. SubId: %v, Xid: %s", subs.GetSubId(), trans.GetXid())
- if !c.registry.DelSubscription(subs.GetSubId()) {
- xapp.Logger.Error("SubDelResp: Failed to release sequency number. SubId: %v, Xid: %s", subs.GetSubId(), trans.GetXid())
- return
- }
+ trans.Release()
+ subs.Release()
return
}
time.Sleep(3 * time.Second)
}
- xapp.Logger.Info("SubDelFail: Deleting trans record. SubId: %v, Xid: %s", subs.GetSubId(), trans.GetXid())
trans.Release()
- if !c.registry.DelSubscription(subs.GetSubId()) {
- xapp.Logger.Error("SubDelFail: Failed to release sequency number. Err: %v, SubId: %v, Xid: %s", err, subs.GetSubId(), trans.GetXid())
- return
- }
+ subs.Release()
return
}
}
if tryCount < maxSubDelReqTryCount {
- xapp.Logger.Info("SubDelReq timeout: Resending SubDelReq to E2T: Mtype: %v, SubId: %v, Xid %s, Meid %v", trans.GetMtype(), subs.GetSubId(), trans.GetXid(), trans.GetMeid())
// Set possible to handle new response for the subId
-
trans.RetryTransaction()
-
- c.rmrSend("SubDelReq(SubDelReq timer) to E2T", subs, trans, trans.Payload, trans.PayloadLen)
-
+ c.rmrSend("SubDelReq(SubDelReq timer retransmit) to E2T", subs, trans, trans.Payload, trans.PayloadLen)
tryCount++
c.timerMap.StartTimer("RIC_SUB_DEL_REQ", int(subs.GetSubId()), subReqTime, tryCount, c.handleSubscriptionDeleteRequestTimer)
return
time.Sleep(3 * time.Second)
}
-
- xapp.Logger.Info("SubDelReq timeout: Deleting trans record. SubId: %v, Xid: %s", subs.GetSubId(), trans.GetXid())
trans.Release()
- if !c.registry.DelSubscription(subs.GetSubId()) {
- xapp.Logger.Error("SubDelReq timeout: Failed to release sequency number. SubId: %v, Xid: %s", subs.GetSubId(), trans.GetXid())
- }
+ subs.Release()
return
}