// NewWorker creates a new gearman worker with the specified name and job function.
func NewWorker(name string, fn JobFunc) *Worker {
// Turn a JobFunc into gearmanWorker.JobFunc
jobFunc := func(job gearmanWorker.Job) ([]byte, error) {
castedJob := Job(job)
return fn(castedJob)
}
w := gearmanWorker.New(gearmanWorker.OneByOne)
w.ErrorHandler = func(e error) {
// Try to reconnect if it is a disconnect error
wdc, ok := e.(*gearmanWorker.WorkerDisconnectError)
if ok {
lg.InfoD("err-disconnected-and-reconnecting", logger.M{"name": name, "error": e.Error()})
r := retrier.New(retrier.ExponentialBackoff(5, 200*time.Millisecond), nil)
if rc_err := r.Run(wdc.Reconnect); rc_err != nil {
lg.CriticalD("err-disconnected-fully", logger.M{"name": name, "error": rc_err.Error()})
defaultErrorHandler(rc_err)
return
}
lg.InfoD("gearman-reconnected", logger.M{"name": name})
} else {
defaultErrorHandler(e)
}
}
worker := &Worker{
fn: jobFunc,
name: name,
w: w,
}
return worker
}
// NewWorker creates a new gearman worker with the specified name and job function.
func NewWorker(name string, fn JobFunc) *Worker {
// Turn a JobFunc into gearmanWorker.JobFunc
jobFunc := func(job gearmanWorker.Job) ([]byte, error) {
castedJob := Job(job)
return fn(castedJob)
}
w := gearmanWorker.New(gearmanWorker.OneByOne)
w.ErrorHandler = func(e error) {
log.Println(e)
if opErr, ok := e.(*net.OpError); ok {
if !opErr.Temporary() {
proc, err := os.FindProcess(os.Getpid())
if err != nil {
log.Println(err)
}
if err := proc.Signal(os.Interrupt); err != nil {
log.Println(err)
}
}
}
}
worker := &Worker{fn: jobFunc, name: name, w: w, sigtermHandler: defaultSigtermHandler}
sigc := make(chan os.Signal, 1)
signal.Notify(sigc, syscall.SIGTERM)
go func() {
<-sigc
worker.sigtermHandler(worker)
}()
return worker
}
