Some misc changes (#1107)

- ticker.Stop always
- clean up timer func (if they are added) on participant close
- sequencer test enhancement to add a real packet after a pdding packet

pkg/rtc/config.go

@@ -329,6 +329,7 @@ func getNAT1to1IPsForConf(conf *config.Config) ([]string, error) {
 	var firstResloved bool
 	natMapping := make(map[string]string)
 	timeout := time.NewTimer(5 * time.Second)
+	defer timeout.Stop()
 
 done:
 	for {

pkg/rtc/participant.go

@@ -524,6 +524,9 @@ func (p *ParticipantImpl) Close(sendLeave bool, reason types.ParticipantCloseRea
 		return nil
 	}
 
+	p.clearDisconnectTimer()
+	p.clearMigrationTimer()
+
 	// send leave message
 	if sendLeave {
 		_ = p.writeMessage(&livekit.SignalResponse{

pkg/service/redisstore.go

@@ -420,6 +420,8 @@ func (s *RedisStore) UpdateEgress(_ context.Context, info *livekit.EgressInfo) e
 // Deletes egress info 24h after the egress has ended
 func (s *RedisStore) egressWorker() {
 	ticker := time.NewTicker(time.Minute * 30)
+	defer ticker.Stop()
+
 	for {
 		select {
 		case <-s.done:

pkg/sfu/sequencer_test.go

@@ -71,14 +71,14 @@ func Test_sequencer_getNACKSeqNo(t *testing.T) {
 		{
 			name: "Should get correct seq numbers",
 			fields: fields{
-				input:   []uint16{2, 3, 4, 7, 8},
+				input:   []uint16{2, 3, 4, 7, 8, 11},
 				padding: []uint16{9, 10},
 				offset:  5,
 			},
 			args: args{
-				seqNo: []uint16{4 + 5, 5 + 5, 8 + 5, 9 + 5, 10 + 5},
+				seqNo: []uint16{4 + 5, 5 + 5, 8 + 5, 9 + 5, 10 + 5, 11 + 5},
 			},
-			want: []uint16{4, 8},
+			want: []uint16{4, 8, 11},
 		},
 	}
 	for _, tt := range tests {