X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;ds=inline;f=pkg%2Fcontrol%2Fcontrol.go;h=eb2852a861bef50ed4ac8b2c7967c5045e7e3a48;hb=56e0383cad5307302f547a95755c3bcdd9e3251d;hp=cfe3dfbdaa21cae8884d48ec92608808eb2b0075;hpb=86a462083a043a01f499610209ba7a1b6ee8d652;p=ric-plt%2Fsubmgr.git diff --git a/pkg/control/control.go b/pkg/control/control.go index cfe3dfb..eb2852a 100755 --- a/pkg/control/control.go +++ b/pkg/control/control.go @@ -45,7 +45,6 @@ var maxSubDelReqTryCount uint64 = 2 // Initial try + retry type Control struct { e2ap *E2ap registry *Registry - rtmgrClient *RtmgrClient tracker *Tracker timerMap *TimerMap rmrSendMutex sync.Mutex @@ -85,8 +84,15 @@ func init() { 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() @@ -94,23 +100,11 @@ func NewControl() *Control { 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, } } @@ -234,7 +228,7 @@ func (c *Control) handleSubscriptionRequest(params *RMRParams) { 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 } @@ -252,7 +246,7 @@ func (c *Control) handleSubscriptionRequest(params *RMRParams) { 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 } @@ -263,7 +257,7 @@ func (c *Control) handleSubscriptionRequest(params *RMRParams) { c.rmrSend("SubReq to E2T", subs, trans, packedData.Buf, len(packedData.Buf)) - c.timerMap.StartTimer("RIC_SUB_REQ", int(subs.Seq), subReqTime, FirstTry, c.handleSubscriptionRequestTimer) + c.timerMap.StartTimer("RIC_SUB_REQ", int(subs.GetSubId()), subReqTime, FirstTry, c.handleSubscriptionRequestTimer) xapp.Logger.Debug("SubReq: Debugging trans table = %v", c.tracker.transactionXappTable) return } @@ -271,22 +265,44 @@ func (c *Control) handleSubscriptionRequest(params *RMRParams) { func (c *Control) handleSubscriptionResponse(params *RMRParams) { xapp.Logger.Info("SubResp from E2T: %s", params.String()) - payloadSeqNum, err := c.e2ap.GetSubscriptionResponseSequenceNumber(params.Payload) + // + // + // + SubRespMsg, err := c.e2ap.UnpackSubscriptionResponse(params.Payload) if err != nil { - xapp.Logger.Error("SubResp: 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("SubDelReq: %s Dropping this msg. %s", err.Error(), params.String()) return } - xapp.Logger.Info("SubResp: Received payloadSeqNum: %v", payloadSeqNum) - subs := c.registry.GetSubscription(payloadSeqNum) + // + // + // + subs := c.registry.GetSubscription(uint16(SubRespMsg.RequestId.Seq)) + if subs == nil && params.SubId > 0 { + subs = c.registry.GetSubscription(uint16(params.SubId)) + } + if subs == nil { - xapp.Logger.Error("SubResp: Unknown payloadSeqNum. Dropping this msg. PayloadSeqNum: %v, SubId: %v", payloadSeqNum, params.SubId) + xapp.Logger.Error("SubResp: Not valid subscription found payloadSeqNum: %d, SubId: %d. Dropping this msg. %s", SubRespMsg.RequestId.Seq, params.SubId, params.String()) return } + xapp.Logger.Info("SubResp: subscription found payloadSeqNum: %d, SubId: %d", SubRespMsg.RequestId.Seq, subs.GetSubId()) + // + // + // trans := subs.GetTransaction() + if trans == nil { + xapp.Logger.Error("SubResp: Unknown trans. Dropping this msg. SubId: %d", subs.GetSubId()) + return + } - c.timerMap.StopTimer("RIC_SUB_REQ", int(payloadSeqNum)) + trans.SubRespMsg = SubRespMsg + + // + // + // + c.timerMap.StopTimer("RIC_SUB_REQ", int(subs.GetSubId())) responseReceived := trans.CheckResponseReceived() if responseReceived == true { @@ -294,40 +310,66 @@ func (c *Control) handleSubscriptionResponse(params *RMRParams) { return } + packedData, err := c.e2ap.PackSubscriptionResponse(trans.SubRespMsg) + if err != nil { + xapp.Logger.Error("SubResp: %s for trans %s", err.Error(), trans) + trans.Release() + return + } + + //Optimize and store packed message to be sent. + trans.Payload = packedData.Buf + trans.PayloadLen = len(packedData.Buf) + subs.Confirmed() trans.Release() - c.rmrReplyToSender("SubResp to xapp", subs, trans, params.Mtype, params.Payload, params.PayloadLen) - xapp.Logger.Info("SubResp: SubId: %v, from address: %s. Deleting trans record", payloadSeqNum, trans.RmrEndpoint) + c.rmrReplyToSender("SubResp to xapp", subs, trans, 12011, trans.Payload, trans.PayloadLen) 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 } @@ -335,17 +377,21 @@ func (c *Control) handleSubscriptionFailure(params *RMRParams) { // 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 (continue still)", 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 } @@ -376,7 +422,7 @@ func (c *Control) handleSubscriptionRequestTimer(strId string, nbrId int, tryCou 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) @@ -397,7 +443,7 @@ func (c *Control) handleSubscriptionRequestTimer(strId string, nbrId int, tryCou 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 } @@ -410,7 +456,7 @@ func (c *Control) handleSubscriptionRequestTimer(strId string, nbrId int, tryCou 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) @@ -431,10 +477,11 @@ func (c *Control) handleSubscriptionRequestTimer(strId string, nbrId int, tryCou } func (c *Control) handleSubscriptionDeleteRequest(params *RMRParams) { - var subs *Subscription - xapp.Logger.Info("SubDelReq from xapp: %s", params.String()) + // + // + // trans, err := c.tracker.TrackTransaction(NewRmrEndpoint(params.Src), params.Mtype, params.Xid, @@ -447,23 +494,30 @@ func (c *Control) handleSubscriptionDeleteRequest(params *RMRParams) { return } - payloadSeqNum, err := c.e2ap.GetSubscriptionDeleteRequestSequenceNumber(params.Payload) - if err == nil { - subs = c.registry.GetSubscription(payloadSeqNum) + // + // + // + trans.SubDelReqMsg, err = c.e2ap.UnpackSubscriptionDeleteRequest(params.Payload) + if err != nil { + xapp.Logger.Error("SubDelReq: %s Dropping this msg. %s", err.Error(), trans) + trans.Release() + return } + + // + // + // + subs := c.registry.GetSubscription(uint16(trans.SubDelReqMsg.RequestId.Seq)) if subs == nil && params.SubId > 0 { subs = c.registry.GetSubscription(uint16(params.SubId)) } if subs == nil { - xapp.Logger.Error("SubDelReq: Not valid subscription found payloadSeqNum: %d. Dropping this msg. %s", payloadSeqNum, trans) + xapp.Logger.Error("SubDelReq: Not valid subscription found payloadSeqNum: %d, SubId: %d. Dropping this msg. %s", trans.SubDelReqMsg.RequestId.Seq, params.SubId, trans) trans.Release() return } - xapp.Logger.Info("SubDelReq: subscription found payloadSeqNum: %d. %s", payloadSeqNum, trans) - - trans.PayloadLen = params.PayloadLen - trans.Payload = params.Payload + xapp.Logger.Info("SubDelReq: subscription found payloadSeqNum: %d, SubId: %d. %s", trans.SubDelReqMsg.RequestId.Seq, params.SubId, trans) err = subs.SetTransaction(trans) if err != nil { @@ -472,6 +526,25 @@ func (c *Control) handleSubscriptionDeleteRequest(params *RMRParams) { return } + // + // TODO: subscription delete is in fact owned by subscription and not transaction. + // Transaction is toward xapp while Subscription is toward ran. + // In merge several xapps may wake transactions, while only one subscription + // toward ran occurs -> subscription owns subscription creation toward ran + // + // This is intermediate solution while improving message handling + // + packedData, err := c.e2ap.PackSubscriptionDeleteRequest(trans.SubDelReqMsg) + if err != nil { + xapp.Logger.Error("SubDelReq: %s for trans %s", err.Error(), trans) + trans.Release() + return + } + + //Optimize and store packed message to be sent (for retransmission). Again owned by subscription? + trans.Payload = packedData.Buf + trans.PayloadLen = len(packedData.Buf) + subs.UnConfirmed() c.rmrSend("SubDelReq to E2T", subs, trans, trans.Payload, trans.PayloadLen) @@ -510,18 +583,13 @@ func (c *Control) handleSubscriptionDeleteResponse(params *RMRParams) (err error return } - trans.Release() - 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 } @@ -567,12 +635,8 @@ func (c *Control) handleSubscriptionDeleteFailure(params *RMRParams) { 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 } @@ -598,13 +662,9 @@ func (c *Control) handleSubscriptionDeleteRequestTimer(strId string, nbrId int, } 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 @@ -624,11 +684,7 @@ func (c *Control) handleSubscriptionDeleteRequestTimer(strId string, nbrId int, 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 }