9#include <userver/clients/dns/resolver_fwd.hpp>
10#include <userver/engine/deadline.hpp>
11#include <userver/utils/strong_typedef.hpp>
13USERVER_NAMESPACE_BEGIN
18using DsnList = std::vector<Dsn>;
20DsnList SplitByHost(
const Dsn& dsn);
44std::string EscapeHostName(
const std::string& hostname,
char escape_char =
'_');