100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/telegram/net/DcId.h"
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#include "td/telegram/net/NetQuery.h"
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#include "td/actor/actor.h"
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#include "td/actor/PromiseFuture.h"
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#include "td/utils/common.h"
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#include "td/utils/ScopeGuard.h"
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#include "td/utils/Status.h"
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#include <array>
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#include <atomic>
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#include <functional>
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#include <memory>
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#include <mutex>
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namespace td {
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class DcAuthManager;
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class NetQueryDelayer;
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class PublicRsaKeyShared;
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class PublicRsaKeyWatchdog;
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class SessionMultiProxy;
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// Not just dispatcher.
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class NetQueryDispatcher {
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public:
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explicit NetQueryDispatcher(const std::function<ActorShared<>()> &create_reference);
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NetQueryDispatcher();
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NetQueryDispatcher(const NetQueryDispatcher &) = delete;
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NetQueryDispatcher &operator=(const NetQueryDispatcher &) = delete;
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NetQueryDispatcher(NetQueryDispatcher &&) = delete;
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NetQueryDispatcher &operator=(NetQueryDispatcher &&) = delete;
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~NetQueryDispatcher();
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void dispatch(NetQueryPtr net_query);
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void dispatch_with_callback(NetQueryPtr net_query, ActorShared<NetQueryCallback> callback);
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void stop();
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void update_session_count();
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void destroy_auth_keys(Promise<> promise);
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void update_use_pfs();
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void update_mtproto_header();
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void update_valid_dc(DcId dc_id);
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DcId main_dc_id() const {
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return DcId::internal(main_dc_id_.load());
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}
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void set_main_dc_id(int32 new_main_dc_id);
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private:
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std::atomic<bool> stop_flag_{false};
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bool need_destroy_auth_key_{false};
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ActorOwn<NetQueryDelayer> delayer_;
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ActorOwn<DcAuthManager> dc_auth_manager_;
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struct Dc {
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DcId id_;
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std::atomic<bool> is_valid_{false};
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std::atomic<bool> is_inited_{false}; // TODO: cache in scheduler local storage :D
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ActorOwn<SessionMultiProxy> main_session_;
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ActorOwn<SessionMultiProxy> download_session_;
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ActorOwn<SessionMultiProxy> download_small_session_;
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ActorOwn<SessionMultiProxy> upload_session_;
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};
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static constexpr size_t MAX_DC_COUNT = 1000;
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std::array<Dc, MAX_DC_COUNT> dcs_;
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#if TD_EMSCRIPTEN // FIXME
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std::atomic<int32> main_dc_id_{2};
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#else
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std::atomic<int32> main_dc_id_{1};
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#endif
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std::shared_ptr<PublicRsaKeyShared> common_public_rsa_key_;
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ActorOwn<PublicRsaKeyWatchdog> public_rsa_key_watchdog_;
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std::mutex main_dc_id_mutex_;
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std::shared_ptr<Guard> td_guard_;
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Status wait_dc_init(DcId dc_id, bool force);
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bool is_dc_inited(int32 raw_dc_id);
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static int32 get_session_count();
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static bool get_use_pfs();
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static void complete_net_query(NetQueryPtr net_query);
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void try_fix_migrate(NetQueryPtr &net_query);
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};
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} // namespace td
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