oc-schedulerd/daemons/execution_manager.go

68 lines
2.0 KiB
Go

package daemons
import (
"oc-scheduler/logger"
"oc-scheduler/models"
"oc-scheduler/workflow_builder"
"time"
)
type ExecutionManager struct {
bookings *models.ScheduledBooking
executions []models.Booking
}
func (em *ExecutionManager) SetBookings(b *models.ScheduledBooking){
em.bookings = b
}
// Loop every second on the booking's list and move the booking that must start to a new list
// that will be looped over to start them
func (em *ExecutionManager) RetrieveNextExecutions(){
if(em.bookings == nil){
logger.Logger.Fatal().Msg("booking has not been set in the exection manager")
}
for(true){
logger.Logger.Debug().Msg("New loop")
em.bookings.Mu.Lock()
bookings := em.bookings.Bookings
if (len(bookings) > 0){
for i := len( bookings) - 1 ; i >= 0 ; i--{
logger.Logger.Debug().Msg("It should start at " + bookings[i].Start.String() + " and it is now " + time.Now().UTC() .String())
if (bookings[i].Start.Before(time.Now().UTC())){
logger.Logger.Info().Msg("Will execute " + bookings[i].Workflow + " soon")
go em.executeBooking(bookings[i])
bookings = append(bookings[:i], bookings[i+1:]...)
em.bookings.Bookings = bookings
}
}
}
em.bookings.Mu.Unlock()
time.Sleep(time.Second)
}
}
func (em *ExecutionManager) executeBooking(booking models.Booking){
// create argo
new_graph := workflow_builder.Graph{}
err := new_graph.LoadFrom(booking.Workflow)
if err != nil {
logger.Logger.Error().Msg("Could not retrieve workflow " + booking.Workflow + " from oc-catalog API")
}
argo_file, err := new_graph.ExportToArgo()
if err != nil {
logger.Logger.Error().Msg("Could not create the Argo file for " + booking.Workflow )
logger.Logger.Error().Msg(err.Error())
}
_ = argo_file
// start execution
// locally launch a pod that contains oc-monitor, give it the name of the workflow
// create the yaml that describes the pod : filename, path/url to Loki
// locally launch an argo workflow with the filename `argo submit PATH_TO_YAML --watch --serviceaccount=argo -n argo`
}