2 ==================================================================================
3 Copyright (c) 2019 AT&T Intellectual Property.
4 Copyright (c) 2019 Nokia
6 Licensed under the Apache License, Version 2.0 (the "License");
7 you may not use this file except in compliance with the License.
8 You may obtain a copy of the License at
10 http://www.apache.org/licenses/LICENSE-2.0
12 Unless required by applicable law or agreed to in writing, software
13 distributed under the License is distributed on an "AS IS" BASIS,
14 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 See the License for the specific language governing permissions and
16 limitations under the License.
17 ==================================================================================
23 "gerrit.o-ran-sc.org/r/ric-plt/e2ap/pkg/e2ap"
24 "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
29 //-----------------------------------------------------------------------------
31 //-----------------------------------------------------------------------------
32 type Subscription struct {
33 mutex sync.Mutex // Lock
35 registry *Registry // Registry
36 ReqId RequestId // ReqId (Requestor Id + Seq Nro a.k.a subsid)
37 Meid *xapp.RMRMeid // Meid/RanName
38 EpList xapp.RmrEndpointList // Endpoints
39 RMRRouteCreated bool // Does subscription have RMR route
40 TransLock sync.Mutex // Lock transactions, only one executed per time for subs
41 TheTrans TransactionIf // Ongoing transaction
42 SubReqMsg *e2ap.E2APSubscriptionRequest // Subscription information
43 SubRFMsg interface{} // Subscription information
44 OngoingReqCount int // Subscription create process is ongoing. In merge case it can ongoing for more than one endpoint
45 OngoingDelCount int // Subscription delete process is ongoing. In merge case it can ongoing for more than one endpoint
46 PolicyUpdate bool // This is true when policy subscrition is being updated. Used not to send delete for update after timeout or restart
47 RetryFromXapp bool // Retry form xApp for subscription that already exist
48 SubRespRcvd bool // Subscription response received
49 DeleteFromDb bool // Delete subscription from db
50 NoRespToXapp bool // Send no response for subscription delete to xApp after restart
51 DoNotWaitSubResp bool // Test flag. Response is not waited for Subscription Request
54 func (s *Subscription) String() string {
57 meidstr = s.Meid.String()
59 return "subs(" + s.ReqId.String() + "/" + meidstr + "/" + s.EpList.String() + ")"
62 func (s *Subscription) GetCachedResponse() (interface{}, bool) {
64 defer s.mutex.Unlock()
65 return s.SubRFMsg, s.valid
68 func (s *Subscription) SetCachedResponse(subRFMsg interface{}, valid bool) (interface{}, bool) {
70 defer s.mutex.Unlock()
73 return s.SubRFMsg, s.valid
76 func (s *Subscription) GetReqId() *RequestId {
78 defer s.mutex.Unlock()
82 func (s *Subscription) GetMeid() *xapp.RMRMeid {
84 defer s.mutex.Unlock()
88 func (s *Subscription) GetTransaction() TransactionIf {
90 defer s.mutex.Unlock()
94 func (s *Subscription) WaitTransactionTurn(trans TransactionIf) {
101 func (s *Subscription) ReleaseTransactionTurn(trans TransactionIf) {
103 if trans != nil && trans == s.TheTrans {
110 func (s *Subscription) IsMergeable(trans *TransactionXapp, subReqMsg *e2ap.E2APSubscriptionRequest) bool {
112 defer s.mutex.Unlock()
114 if s.valid == false {
118 if s.SubReqMsg == nil {
122 if s.Meid.RanName != trans.Meid.RanName {
126 // EventTrigger check
127 if s.SubReqMsg.EventTriggerDefinition.Data.Length != subReqMsg.EventTriggerDefinition.Data.Length {
130 for i := uint64(0); i < s.SubReqMsg.EventTriggerDefinition.Data.Length; i++ {
131 if s.SubReqMsg.EventTriggerDefinition.Data.Data[i] != subReqMsg.EventTriggerDefinition.Data.Data[i] {
137 if len(s.SubReqMsg.ActionSetups) != len(subReqMsg.ActionSetups) {
141 for _, acts := range s.SubReqMsg.ActionSetups {
142 for _, actt := range subReqMsg.ActionSetups {
143 if acts.ActionId != actt.ActionId {
146 if acts.ActionType != actt.ActionType {
150 if acts.ActionType != e2ap.E2AP_ActionTypeReport {
154 if acts.RicActionDefinitionPresent != actt.RicActionDefinitionPresent {
158 if acts.ActionDefinitionChoice.Data.Length != actt.ActionDefinitionChoice.Data.Length {
161 for i := uint64(0); i < acts.ActionDefinitionChoice.Data.Length; i++ {
162 if acts.ActionDefinitionChoice.Data.Data[i] != actt.ActionDefinitionChoice.Data.Data[i] {
166 if acts.SubsequentAction.Present != actt.SubsequentAction.Present ||
167 acts.SubsequentAction.Type != actt.SubsequentAction.Type ||
168 acts.SubsequentAction.TimetoWait != actt.SubsequentAction.TimetoWait {