X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=pkg%2Fcontrol%2Fe2ap.go;h=93bd42d5370b98eaf84122a3f1aec9972bdf7d73;hb=6bd579175aaa85f1dd864ad10fe4209ed6b450ea;hp=ff9c778ef777f17265304bf4642422276cbf90ff;hpb=4511475f03107eb53c88545649898e3cfbcc2765;p=ric-plt%2Fsubmgr.git diff --git a/pkg/control/e2ap.go b/pkg/control/e2ap.go index ff9c778..93bd42d 100644 --- a/pkg/control/e2ap.go +++ b/pkg/control/e2ap.go @@ -19,66 +19,250 @@ package control +/* +#cgo LDFLAGS: -le2ap_wrapper -le2ap +*/ +import "C" + import ( - "encoding/gob" - "bytes" - "errors" + "encoding/hex" + "encoding/json" + "fmt" + + "gerrit.o-ran-sc.org/r/ric-plt/e2ap/pkg/e2ap" + "gerrit.o-ran-sc.org/r/ric-plt/e2ap/pkg/e2ap_wrapper" + "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/models" + "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp" ) +var packerif e2ap.E2APPackerIf = e2ap_wrapper.NewAsn1E2Packer() + +func GetPackerIf() e2ap.E2APPackerIf { + return packerif +} + +func SetPackerIf(iface e2ap.E2APPackerIf) { + packerif = iface +} + type E2ap struct { } -func (c *E2ap) GetSubscriptionSequenceNumber(payload []byte) (int, error) { - asn1 := new(Asn1) - message, err := asn1.Decode(payload) - if err != nil { - return 0, errors.New("Unable to decode payload due to "+ err.Error()) - } - return message.SubscriptionId, nil +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) SetASN1DebugPrintStatus(logLevel int) { + e2ap_wrapper.SetASN1DebugPrintStatus(logLevel) } -func (c *E2ap) SetSubscriptionSequenceNumber(payload []byte, newSubscriptionid int) ([]byte ,error) { - asn1 := new(Asn1) - message, err := asn1.Decode(payload) - if err != nil { - return make([]byte,0), errors.New("Unable to decode payload due to "+ err.Error()) - } - message.SubscriptionId = newSubscriptionid - payload, err = asn1.Encode(message) - if err != nil { - return make([]byte,0), errors.New("Unable to encode message due to "+ err.Error()) - } - return payload, nil +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) FillSubscriptionReqMsgs(params interface{}, subreqList *e2ap.SubscriptionRequestList, restSubscription *RESTSubscription) error { + xapp.Logger.Debug("FillSubscriptionReqMsgs") + + p := params.(*models.SubscriptionParams) + + for _, subscriptionDetail := range p.SubscriptionDetails { + subReqMsg := e2ap.E2APSubscriptionRequest{} + + if p.RANFunctionID != nil { + subReqMsg.FunctionId = (e2ap.FunctionId)(*p.RANFunctionID) + } + e2EventInstanceID := restSubscription.GetE2IdFromXappIdToE2Id(*subscriptionDetail.XappEventInstanceID) + subReqMsg.RequestId = e2ap.RequestId{uint32(*subscriptionDetail.XappEventInstanceID), uint32(e2EventInstanceID)} + + if len(subscriptionDetail.EventTriggers) > 0 { + for _, val := range subscriptionDetail.EventTriggers { + subReqMsg.EventTriggerDefinition.Data.Data = append(subReqMsg.EventTriggerDefinition.Data.Data, byte(val)) + } + subReqMsg.EventTriggerDefinition.Data.Length = uint64(len(subscriptionDetail.EventTriggers)) + } + for _, actionToBeSetup := range subscriptionDetail.ActionToBeSetupList { + actionToBeSetupItem := e2ap.ActionToBeSetupItem{} + actionToBeSetupItem.ActionType = e2ap.E2AP_ActionTypeInvalid + actionToBeSetupItem.ActionId = uint64(*actionToBeSetup.ActionID) + + actionToBeSetupItem.ActionType = e2ap.E2AP_ActionTypeStrMap[*actionToBeSetup.ActionType] + actionToBeSetupItem.RicActionDefinitionPresent = true + + if len(actionToBeSetup.ActionDefinition) > 0 { + for _, val := range actionToBeSetup.ActionDefinition { + actionToBeSetupItem.ActionDefinitionChoice.Data.Data = append(actionToBeSetupItem.ActionDefinitionChoice.Data.Data, byte(val)) + } + actionToBeSetupItem.ActionDefinitionChoice.Data.Length = uint64(len(actionToBeSetup.ActionDefinition)) + + } + if actionToBeSetup.SubsequentAction != nil { + actionToBeSetupItem.SubsequentAction.Present = true + actionToBeSetupItem.SubsequentAction.Type = e2ap.E2AP_SubSeqActionTypeStrMap[*actionToBeSetup.SubsequentAction.SubsequentActionType] + actionToBeSetupItem.SubsequentAction.TimetoWait = e2ap.E2AP_TimeToWaitStrMap[*actionToBeSetup.SubsequentAction.TimeToWait] + } + subReqMsg.ActionSetups = append(subReqMsg.ActionSetups, actionToBeSetupItem) + } + subreqList.E2APSubscriptionRequests = append(subreqList.E2APSubscriptionRequests, subReqMsg) + } + return nil } +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) CheckActionNotAdmittedList(msgType int, actionNotAdmittedList e2ap.ActionNotAdmittedList, c *Control) ErrorInfo { + + var prefixString string + var errorInfo ErrorInfo + var actionNotAdmittedString string + if len(actionNotAdmittedList.Items) > 0 { + if msgType == xapp.RIC_SUB_RESP { + prefixString = "RICSubscriptionResponse partially accepted:" + c.UpdateCounter(cPartialSubRespFromE2) + } else if msgType == xapp.RIC_SUB_FAILURE { + prefixString = "RICSubscriptionFailure:" + } + jsonActionNotAdmittedList, err := json.Marshal(actionNotAdmittedList.Items) + if err != nil { + actionNotAdmittedString = "ActionNotAdmittedList > 0. Submgr json.Marshal error" + xapp.Logger.Error("CheckActionNotAdmittedList() json.Marshal error %s", err.Error()) + } else { + actionNotAdmittedString = "ActionNotAdmittedList: " + string(jsonActionNotAdmittedList) + } + } -func (c *E2ap) GetPayloadContent(payload []byte) (content string, err error) { - asn1 := new(Asn1) - message, err := asn1.Decode(payload) - content = message.Content - return + if msgType == xapp.RIC_SUB_FAILURE { + prefixString = "RICSubscriptionFailure" + err := fmt.Errorf("%s", prefixString) + errorInfo.SetInfo(err.Error(), models.SubscriptionInstanceErrorSourceE2Node, "") + } + err := fmt.Errorf("%s %s", prefixString, actionNotAdmittedString) + errorInfo.SetInfo(err.Error(), models.SubscriptionInstanceErrorSourceE2Node, "") + return errorInfo } -/* -Serialize and Deserialize message using this until real ASN1 GO wrapper is not in place -*/ -type Asn1 struct { + +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionRequest(payload []byte) (*e2ap.E2APSubscriptionRequest, error) { + e2SubReq := packerif.NewPackerSubscriptionRequest() + err, subReq := e2SubReq.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subReq, nil } -func (a *Asn1) Encode(message RmrPayload) ([]byte, error) { - buffer := new(bytes.Buffer) - asn1 := gob.NewEncoder(buffer) - if err := asn1.Encode(message); err != nil { - return nil, err - } - return buffer.Bytes(), nil +func (c *E2ap) PackSubscriptionRequest(req *e2ap.E2APSubscriptionRequest) (int, *e2ap.PackedData, error) { + e2SubReq := packerif.NewPackerSubscriptionRequest() + err, packedData := e2SubReq.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_REQ, packedData, nil } -func (a *Asn1) Decode(data []byte) (RmrPayload, error) { - message := new(RmrPayload) - buffer := bytes.NewBuffer(data) - asn1 := gob.NewDecoder(buffer) - if err := asn1.Decode(message); err != nil { - return RmrPayload{}, err - } - return *message, nil +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionResponse(payload []byte) (*e2ap.E2APSubscriptionResponse, error) { + e2SubResp := packerif.NewPackerSubscriptionResponse() + err, subResp := e2SubResp.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subResp, nil } + +func (e *E2ap) PackSubscriptionResponse(req *e2ap.E2APSubscriptionResponse) (int, *e2ap.PackedData, error) { + e2SubResp := packerif.NewPackerSubscriptionResponse() + err, packedData := e2SubResp.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_RESP, packedData, nil +} + +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionFailure(payload []byte) (*e2ap.E2APSubscriptionFailure, error) { + e2SubFail := packerif.NewPackerSubscriptionFailure() + err, subFail := e2SubFail.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subFail, nil +} + +func (e *E2ap) PackSubscriptionFailure(req *e2ap.E2APSubscriptionFailure) (int, *e2ap.PackedData, error) { + e2SubFail := packerif.NewPackerSubscriptionFailure() + err, packedData := e2SubFail.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_FAILURE, packedData, nil +} + +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionDeleteRequest(payload []byte) (*e2ap.E2APSubscriptionDeleteRequest, error) { + e2SubDelReq := packerif.NewPackerSubscriptionDeleteRequest() + err, subDelReq := e2SubDelReq.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subDelReq, nil +} + +func (e *E2ap) PackSubscriptionDeleteRequest(req *e2ap.E2APSubscriptionDeleteRequest) (int, *e2ap.PackedData, error) { + e2SubDelReq := packerif.NewPackerSubscriptionDeleteRequest() + err, packedData := e2SubDelReq.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_DEL_REQ, packedData, nil +} + +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionDeleteResponse(payload []byte) (*e2ap.E2APSubscriptionDeleteResponse, error) { + e2SubDelResp := packerif.NewPackerSubscriptionDeleteResponse() + err, subDelResp := e2SubDelResp.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subDelResp, nil +} + +func (e *E2ap) PackSubscriptionDeleteResponse(req *e2ap.E2APSubscriptionDeleteResponse) (int, *e2ap.PackedData, error) { + e2SubDelResp := packerif.NewPackerSubscriptionDeleteResponse() + err, packedData := e2SubDelResp.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_DEL_RESP, packedData, nil +} + +//----------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------- +func (e *E2ap) UnpackSubscriptionDeleteFailure(payload []byte) (*e2ap.E2APSubscriptionDeleteFailure, error) { + e2SubDelFail := packerif.NewPackerSubscriptionDeleteFailure() + err, subDelFail := e2SubDelFail.UnPack(&e2ap.PackedData{payload}) + if err != nil { + return nil, fmt.Errorf("%s buf[%s]", err.Error(), hex.EncodeToString(payload)) + } + return subDelFail, nil +} + +/* +func (e *E2ap) PackSubscriptionDeleteFailure(req *e2ap.E2APSubscriptionDeleteFailure) (int, *e2ap.PackedData, error) { + e2SubDelFail := packerif.NewPackerSubscriptionDeleteFailure() + err, packedData := e2SubDelFail.Pack(req) + if err != nil { + return 0, nil, err + } + return xapp.RIC_SUB_DEL_FAILURE, packedData, nil +} +*/