#pragma once #include namespace DB { class Context; /// Replies "Ok.\n" if all replicas on this server don't lag too much. Otherwise output lag information. class ReplicasStatusHandler : public Poco::Net::HTTPRequestHandler { private: Context & context; public: explicit ReplicasStatusHandler(Context & context_); void handleRequest(Poco::Net::HTTPServerRequest & request, Poco::Net::HTTPServerResponse & response) override; }; }