orion/reach/time_sync.go

51 lines
1.1 KiB
Go

package reach
import (
"sync"
"forge.cadoles.com/Pyxis/golang-socketio"
"github.com/pkg/errors"
)
const (
eventGetTimeSyncStatus = "get time sync status"
eventTimeSyncResults = "time sync status"
)
type timeSyncStatus struct {
Status bool `json:"status"`
}
// TimeSynced returns the ReachRS module time synchronization status.
// A true response means that the module has synchronized its clock.
func (u *Updater) TimeSynced() (bool, error) {
var err error
var synced bool
var wg sync.WaitGroup
wg.Add(1)
err = u.conn.On(eventTimeSyncResults, func(h *gosocketio.Channel, st *timeSyncStatus) {
synced = st.Status
u.conn.Off(eventTimeSyncResults)
wg.Done()
})
if err != nil {
return false, errors.Wrapf(err, "error while binding to '%s' event", eventTimeSyncResults)
}
u.logf("sending '%s' event", eventGetTimeSyncStatus)
if err = u.conn.Emit(eventGetTimeSyncStatus, nil); err != nil {
return false, errors.Wrapf(err, "error while emitting '%s' event", eventGetTimeSyncStatus)
}
u.logf("'%s' event sent", eventGetTimeSyncStatus)
wg.Wait()
u.logf("time sync result: %v", synced)
return synced, err
}