import (
"fmt"
"gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
- "strconv"
"sync"
)
-//-----------------------------------------------------------------------------
-//
-//-----------------------------------------------------------------------------
-type TransactionXappKey struct {
- RmrEndpoint
- Xid string // xapp xid in req
-}
-
-func (key *TransactionXappKey) String() string {
- return key.RmrEndpoint.String() + "/" + key.Xid
-}
-
-//-----------------------------------------------------------------------------
-//
-//-----------------------------------------------------------------------------
-type Transaction struct {
- tracker *Tracker // tracker instance
- Subs *Subscription
- RmrEndpoint RmrEndpoint
- Xid string // xapp xid in req
- OrigParams *xapp.RMRParams // request orginal params
- RespReceived bool
- ForwardRespToXapp bool
- mutex sync.Mutex
-}
-
-func (t *Transaction) String() string {
- t.mutex.Lock()
- defer t.mutex.Unlock()
- var subId string = "?"
- if t.Subs != nil {
- subId = strconv.FormatUint(uint64(t.Subs.Seq), 10)
- }
- return subId + "/" + t.RmrEndpoint.String() + "/" + t.Xid
-}
-
-func (t *Transaction) CheckResponseReceived() bool {
- t.mutex.Lock()
- defer t.mutex.Unlock()
- if t.RespReceived == false {
- t.RespReceived = true
- return false
- }
- return true
-}
-
-func (t *Transaction) RetryTransaction() {
- t.mutex.Lock()
- defer t.mutex.Unlock()
- t.RespReceived = false
-}
-
-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
- t.tracker = nil
-}
-
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
type Tracker struct {
- transactionXappTable map[TransactionXappKey]*Transaction
mutex sync.Mutex
+ transactionXappTable map[TransactionXappKey]*Transaction
}
func (t *Tracker) Init() {
return nil, err
}
- if subs.SetTransaction(trans) == false {
- othTrans := subs.GetTransaction()
- err := fmt.Errorf("Tracker: Subscription %s got already transaction ongoing: %s, transaction %s not created", subs, othTrans, trans)
- return nil, err
- }
- trans.Subs = subs
- if (trans.Subs.RmrEndpoint.Addr != trans.RmrEndpoint.Addr) || (trans.Subs.RmrEndpoint.Port != trans.RmrEndpoint.Port) {
- err := fmt.Errorf("Tracker: Subscription endpoint %s mismatch with trans: %s", subs, trans)
- trans.Subs.UnSetTransaction(nil)
+ err := subs.SetTransaction(trans)
+ if err != nil {
return nil, err
}
-
trans.tracker = t
t.transactionXappTable[xappkey] = trans
return trans, nil