package control
import (
+ "gerrit.o-ran-sc.org/r/ric-plt/e2ap/pkg/packer"
"gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
"strconv"
"sync"
+ "time"
)
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+
+type TransactionBase struct {
+ mutex sync.Mutex //
+ Seq uint64 //
+ tracker *Tracker //tracker instance
+ Meid *xapp.RMRMeid //meid transaction related
+ Mtype int //Encoded message type to be send
+ Payload *packer.PackedData //Encoded message to be send
+ EventChan chan interface{}
+}
+
+func (t *TransactionBase) SendEvent(event interface{}, waittime time.Duration) (bool, bool) {
+ if waittime > 0 {
+ select {
+ case t.EventChan <- event:
+ return true, false
+ case <-time.After(waittime):
+ return false, true
+ }
+ return false, false
+ }
+ t.EventChan <- event
+ return true, false
+}
+
+func (t *TransactionBase) WaitEvent(waittime time.Duration) (interface{}, bool) {
+ if waittime > 0 {
+ select {
+ case event := <-t.EventChan:
+ return event, false
+ case <-time.After(waittime):
+ return nil, true
+ }
+ }
+ event := <-t.EventChan
+ return event, false
+}
+
+func (t *TransactionBase) GetMtype() int {
+ t.mutex.Lock()
+ defer t.mutex.Unlock()
+ return t.Mtype
+}
+
+func (t *TransactionBase) GetMeid() *xapp.RMRMeid {
+ t.mutex.Lock()
+ defer t.mutex.Unlock()
+ if t.Meid != nil {
+ return t.Meid
+ }
+ return nil
+}
+
+func (t *TransactionBase) GetPayload() *packer.PackedData {
+ t.mutex.Lock()
+ defer t.mutex.Unlock()
+ return t.Payload
+}
+
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
}
func (key *TransactionXappKey) String() string {
- return key.RmrEndpoint.String() + "/" + key.Xid
+ return "transkey(" + key.RmrEndpoint.String() + "/" + key.Xid + ")"
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
type Transaction struct {
- mutex sync.Mutex
- tracker *Tracker // tracker instance
- Subs *Subscription
- RmrEndpoint RmrEndpoint
- Xid string // xapp xid in req
- OrigParams *xapp.RMRParams // request orginal params
- RespReceived bool
- ForwardRespToXapp bool
+ TransactionBase //
+ XappKey *TransactionXappKey //
}
func (t *Transaction) String() string {
+ var transkey string = "transkey(N/A)"
+ if t.XappKey != nil {
+ transkey = t.XappKey.String()
+ }
+ return "trans(" + strconv.FormatUint(uint64(t.Seq), 10) + "/" + t.Meid.RanName + "/" + transkey + ")"
+}
+
+func (t *Transaction) GetEndpoint() *RmrEndpoint {
t.mutex.Lock()
defer t.mutex.Unlock()
- var subId string = "?"
- if t.Subs != nil {
- subId = strconv.FormatUint(uint64(t.Subs.Seq), 10)
+ if t.XappKey != nil {
+ return &t.XappKey.RmrEndpoint
}
- return subId + "/" + t.RmrEndpoint.String() + "/" + t.Xid
+ return nil
}
-func (t *Transaction) CheckResponseReceived() bool {
+func (t *Transaction) GetXid() string {
t.mutex.Lock()
defer t.mutex.Unlock()
- if t.RespReceived == false {
- t.RespReceived = true
- return false
+ if t.XappKey != nil {
+ return t.XappKey.Xid
}
- return true
+ return ""
}
-func (t *Transaction) RetryTransaction() {
+func (t *Transaction) GetSrc() string {
t.mutex.Lock()
defer t.mutex.Unlock()
- t.RespReceived = false
+ if t.XappKey != nil {
+ return t.XappKey.RmrEndpoint.String()
+ }
+ return ""
}
func (t *Transaction) Release() {
t.mutex.Lock()
- defer t.mutex.Unlock()
- if t.Subs != nil {
- t.Subs.UnSetTransaction(t)
- }
- if t.tracker != nil {
- xappkey := TransactionXappKey{t.RmrEndpoint, t.Xid}
- t.tracker.UnTrackTransaction(xappkey)
- }
- t.Subs = nil
+ xapp.Logger.Debug("Transaction: Release %s", t.String())
+ tracker := t.tracker
+ xappkey := t.XappKey
t.tracker = nil
+ t.mutex.Unlock()
+
+ if tracker != nil && xappkey != nil {
+ tracker.UnTrackTransaction(*xappkey)
+ }
}