package server import ( "context" "time" "github.com/sirupsen/logrus" ) func PingUntil(ctx context.Context, baseURL string, callback func()) { pingURL := baseURL + "/api/ping" timeout := time.NewTimer(time.Minute) ticker := time.NewTicker(time.Second) defer ticker.Stop() for { select { case <-timeout.C: logrus.Warnf("ping hits 1 minute timeout") return case <-ctx.Done(): return case <-ticker.C: var response map[string]interface{} var err = getJSON(pingURL, &response) if err == nil { go callback() return } } } } func pingAndOpenURL(ctx context.Context, baseURL string) { setupURL := baseURL + "/setup" go PingUntil(ctx, baseURL, func() { if err := openURL(setupURL); err != nil { logrus.WithError(err).Errorf("can not call open command to open the web page") } }) }