improved graph/workflow retrieval

daemons/schedule_manager.go

@@ -17,13 +17,15 @@ import (
 
 
 type ScheduleManager struct {
-	Api_url	string
-	list	models.ScheduledBooking	
-	ws		HttpQuery
+	Api_url		string
+	bookings	*models.ScheduledBooking	
+	ws			models.HttpQuery
 
 }
 
-
+func (s *ScheduleManager) SetBookings(b *models.ScheduledBooking){
+	s.bookings = b
+}
 
 // Goroutine listening to a NATS server for updates
 // on workflows' scheduling. Messages must contain 
@@ -31,6 +33,10 @@ type ScheduleManager struct {
 // is no way to get scheduling infos for a specific workflow
 func (s *ScheduleManager) ListenWorkflowSubmissions(){
 	
+	if(s.bookings == nil){
+		logger.Logger.Fatal().Msg("booking has not been set in the schedule manager")
+	}
+
 	nc, _ := nats.Connect(nats.DefaultURL)
 	defer nc.Close()
 
@@ -48,7 +54,7 @@ func (s *ScheduleManager) ListenWorkflowSubmissions(){
 
 		map_mess := retrieveMapFromSub(msg.Data)
 	
-		s.list.Mu.Lock()
+		s.bookings.Mu.Lock()
 		
 		start, err := time.Parse(time.RFC3339,map_mess["start_date"])
 		if err != nil{
@@ -59,8 +65,8 @@ func (s *ScheduleManager) ListenWorkflowSubmissions(){
 			logger.Logger.Error().Msg(err.Error())
 		}
 
-		s.list.AddSchedule(models.Booking{Workflow: map_mess["workflow"], Start: start, Stop: stop })
-		s.list.Mu.Unlock()
+		s.bookings.AddSchedule(models.Booking{Workflow: map_mess["workflow"], Start: start, Stop: stop })
+		s.bookings.Mu.Unlock()
 	
 	}
 }
@@ -81,7 +87,7 @@ func (s *ScheduleManager) RetrieveScheduling (){
 		}
 		
 		logger.Logger.Info().Msg("Current list of schedules")
-		fmt.Println(s.list.Bookings)
+		fmt.Println(s.bookings.Bookings)
 
 		time.Sleep(time.Minute * 5)
 	}
@@ -102,14 +108,14 @@ func (s *ScheduleManager) getNextScheduledWorkflows(apiurl string, hours float64
 	var workflows []map[string]string
 	json.Unmarshal(body,&workflows)
 
-	s.list.Mu.Lock()
-	defer s.list.Mu.Unlock()
+	s.bookings.Mu.Lock()
+	defer s.bookings.Mu.Unlock()
 
 	for _, workflow := range(workflows){
 		start, _ := time.Parse(time.RFC3339,workflow["start_date"])
 		stop, _ := time.Parse(time.RFC3339,workflow["stop_date"])
 
-		s.list.AddSchedule(models.Booking{Workflow: workflow["Workflow"], Start: start, Stop: stop}) 
+		s.bookings.AddSchedule(models.Booking{Workflow: workflow["Workflow"], Start: start, Stop: stop}) 
 	}
 	
 	return nil