func reloadJobsFromDB(cr *cron.Cron, error_jobs map[string]error, backend *dbBackend, arguments map[string]interface{}) error {
jobs, e := backend.snapshot(nil)
if nil != e {
return errors.New("load snapshot from db failed, " + e.Error())
}
versions := map[int64]version{}
for _, v := range jobs {
versions[v.id] = v
}
for _, ent := range cr.Entries() {
if job, ok := ent.Job.(*JobFromDB); ok {
if v, ok := versions[job.id]; ok {
if !v.updated_at.Equal(job.updated_at) {
reloadJobFromDB(cr, error_jobs, backend, arguments, job.id, job.name)
}
delete(versions, job.id)
} else {
log.Println("[sys] delete job -", job.name)
cr.Unschedule(fmt.Sprint(job.id))
delete(error_jobs, fmt.Sprint(job.id))
}
}
}
for id, _ := range versions {
reloadJobFromDB(cr, error_jobs, backend, arguments, id, "")
}
return nil
}
