X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=pkg%2Fcontrol%2Fregistry.go;h=5edc3eb7182893bd6d145445db72bf24da8bf17b;hb=422d018f94aedd9f4c001176b5ff06c786de28eb;hp=d182b3eba515c9547455544e55d11d744a64605a;hpb=fbc56f981b7bd3387f7326401ceccbf31893a2ed;p=ric-plt%2Fsubmgr.git

diff --git a/pkg/control/registry.go b/pkg/control/registry.go
index d182b3e..5edc3eb 100644
--- a/pkg/control/registry.go
+++ b/pkg/control/registry.go
@@ -19,45 +19,90 @@
 
 package control
 
-import "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
+import (
+	"fmt"
+	"gerrit.o-ran-sc.org/r/ric-plt/e2ap/pkg/e2ap"
+	"gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
+	"sync"
+)
 
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
 type Registry struct {
-	register map[uint16]bool
-	counter  uint16
+	mutex       sync.Mutex
+	register    map[uint16]*Subscription
+	subIds      []uint16
+	rtmgrClient *RtmgrClient
 }
 
 // This method should run as a constructor
-func (r *Registry) Initialize(seedsn uint16) {
-	r.register = make(map[uint16]bool)
-	r.counter = seedsn
+func (r *Registry) Initialize() {
+	r.register = make(map[uint16]*Subscription)
+	var i uint16
+	for i = 0; i < 65535; i++ {
+		r.subIds = append(r.subIds, i+1)
+	}
 }
 
 // Reserves and returns the next free sequence number
-func (r *Registry) ReserveSequenceNumber() uint16 {
-	sequenceNumber := r.counter
-	r.register[sequenceNumber] = false
-	r.shift()
-	return sequenceNumber
+func (r *Registry) AssignToSubscription(trans *Transaction, subReqMsg *e2ap.E2APSubscriptionRequest) (*Subscription, error) {
+	r.mutex.Lock()
+	defer r.mutex.Unlock()
+	if len(r.subIds) > 0 {
+		sequenceNumber := r.subIds[0]
+		r.subIds = r.subIds[1:]
+		if _, ok := r.register[sequenceNumber]; ok == false {
+			subs := &Subscription{
+				registry: r,
+				Seq:      sequenceNumber,
+				Meid:     trans.Meid,
+			}
+			err := subs.AddEndpoint(trans.GetEndpoint())
+			if err != nil {
+				return nil, err
+			}
+			subs.SubReqMsg = subReqMsg
+
+			r.register[sequenceNumber] = subs
+			xapp.Logger.Debug("Registry: Create %s", subs.String())
+			xapp.Logger.Debug("Registry: substable=%v", r.register)
+			return subs, nil
+		}
+	}
+	return nil, fmt.Errorf("Registry: Failed to reserves subscription")
 }
 
-// This function checks the validity of the given subscription id
-func (r *Registry) IsValidSequenceNumber(sn uint16) bool {
-	xapp.Logger.Debug("Registry map: %v", r.register)
+func (r *Registry) GetSubscription(sn uint16) *Subscription {
+	r.mutex.Lock()
+	defer r.mutex.Unlock()
 	if _, ok := r.register[sn]; ok {
-		return true
+		return r.register[sn]
 	}
-	return false
+	return nil
 }
 
-// This function sets the give id as confirmed in the register
-func (r *Registry) setSubscriptionToConfirmed(sn uint16) {
-	r.register[sn] = true
+func (r *Registry) GetSubscriptionFirstMatch(ids []uint16) (*Subscription, error) {
+	r.mutex.Lock()
+	defer r.mutex.Unlock()
+	for _, id := range ids {
+		if _, ok := r.register[id]; ok {
+			return r.register[id], nil
+		}
+	}
+	return nil, fmt.Errorf("No valid subscription found with ids %v", ids)
 }
 
-func (r *Registry) shift() {
-	if r.counter == 65535 {
-		r.counter = 0
-	} else {
-		r.counter++
+func (r *Registry) DelSubscription(sn uint16) bool {
+	r.mutex.Lock()
+	defer r.mutex.Unlock()
+	if _, ok := r.register[sn]; ok {
+		subs := r.register[sn]
+		xapp.Logger.Debug("Registry: Delete %s", subs.String())
+		r.subIds = append(r.subIds, sn)
+		delete(r.register, sn)
+		xapp.Logger.Debug("Registry: substable=%v", r.register)
+		return true
 	}
+	return false
 }