John Preston
81 linhas
1.9 KiB
C++
81 linhas
1.9 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "base/timer.h"
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#include "mtproto/proxy_check.h"
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#include <rpl/lifetime.h>
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#include <vector>
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namespace Main {
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class Account;
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} // namespace Main
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namespace Core {
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class ProxyRotationManager final {
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public:
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ProxyRotationManager();
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void settingsChanged();
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void handleConnectionStateChanged(
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not_null<Main::Account*> account,
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int32 state);
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private:
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struct Entry {
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MTP::ProxyData proxy;
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MTP::ProxyCheckConnection v4;
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MTP::ProxyCheckConnection v6;
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bool checking = false;
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crl::time startedAt = 0;
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crl::time availableAt = 0;
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};
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[[nodiscard]] bool shouldObserve() const;
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[[nodiscard]] std::vector<not_null<Main::Account*>> productionAccounts() const;
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[[nodiscard]] not_null<Main::Account*> accountForChecks() const;
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[[nodiscard]] Entry *find(const MTP::ProxyData &proxy);
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[[nodiscard]] Entry &ensure(const MTP::ProxyData &proxy);
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void reevaluate();
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void startChecking();
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void stopChecking();
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void pruneRemovedEntries();
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void updateProbeOrder();
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void continueChecking(crl::time delay);
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void runChecks();
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void pruneExpiredChecks();
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void startNextCheck();
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void switchTimerDone();
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void clearPendingChecks();
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void checkDone(
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const MTP::ProxyData &proxy,
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not_null<MTP::details::AbstractConnection*> raw,
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int ping);
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void checkFailed(
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const MTP::ProxyData &proxy,
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not_null<MTP::details::AbstractConnection*> raw);
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[[nodiscard]] bool switchToAvailable();
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[[nodiscard]] bool shouldSwitchToAvailable() const;
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base::Timer _checkTimer;
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base::Timer _switchTimer;
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std::vector<Entry> _entries;
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std::vector<int> _probeOrder;
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int _nextCheckIndex = 0;
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bool _checking = false;
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bool _waitingToSwitch = false;
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crl::time _switchStartedAt = 0;
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rpl::lifetime _lifetime;
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};
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} // namespace Core
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