Reduce strictness of session count check (#281)

* Reduce strictness of session count check

This is to help us reduce the noisiness of our record tester alerting

* review comments

internal/app/recordtester/recordtester_app.go

@@ -258,8 +258,13 @@ func (rt *recordTester) Start(fileName string, testDuration, pauseDuration time.
 		return 252, err
 	}
 	glog.Infof("Sessions: %+v", sessions)
-	if len(sessions) != 1 {
-		err := fmt.Errorf("should have one session, got %d", len(sessions))
+	sessionsLength := len(sessions)
+	if sessionsLength == 2 {
+		// We often see failures for 2 sessions, this should be fixed once we move to catalyst recording but for now
+		// we want to ignore these to reduce the alert noise
+		return 0, nil
+	} else if sessionsLength != 1 {
+		err := fmt.Errorf("invalid session count, got %d", sessionsLength)
 		glog.Error(err)
 		// exit(251, fileName, *fileArg, err)
 		return 251, err