// isFailedPredicate creates a predicate that returns true when the given unit file is in the failed status.
func (d *Deployment) isFailedPredicate(sg scalingGroupUnits, f scheduler.Scheduler, ui *stateUI) func(string) bool {
return func(unitName string) bool {
ui.MessageSink <- fmt.Sprintf("Checking state of %s", unitName)
unitState, err := f.GetState(unitName)
if scheduler.IsNotFound(err) {
ui.Verbosef("Unit '%s' is not found\n", unitName)
return true
} else if err != nil {
ui.Warningf("GetState(%s) failed: %#v", unitName, err)
}
if unitState.Failed {
ui.Verbosef("Unit '%s' is in failed state\n", unitName)
return true
}
return false
}
}
