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Add error checks around mdns.Query #18

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merged 1 commit into from Sep 10, 2019
Merged

Add error checks around mdns.Query #18

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12 changes: 8 additions & 4 deletions discovery/service.go
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Expand Up @@ -32,29 +32,33 @@ func NewService(ctx context.Context) *Service {
}

func (d *Service) Run(ctx context.Context, interval time.Duration) error {
mdns.Query(&mdns.QueryParam{
err := mdns.Query(&mdns.QueryParam{
Service: "_googlecast._tcp",
Domain: "local",
Timeout: interval,
Entries: d.entriesCh,
})
if err != nil {
return err
}

ticker := time.NewTicker(interval)
for {
select {
case <-ticker.C:
mdns.Query(&mdns.QueryParam{
err = mdns.Query(&mdns.QueryParam{
Service: "_googlecast._tcp",
Domain: "local",
Timeout: time.Second * 3,
Entries: d.entriesCh,
})
if err != nil {
return err
}
case <-ctx.Done():
return ctx.Err()
}
}

return nil
}

func (d *Service) Stop() {
Expand Down