Function ping

module/cluster/util.go:33–43

(ctx context.Context, address ...string)

	wg.Done()
}
func ping(ctx context.Context, address ...string) int {
	if len(address) == 0 {
		return 0
	}
	err := admin.Admin(address...).Ping(ctx)
	if err != nil {
		return 0
	}
	
	return 1
}