137 lines
3.7 KiB
C++
137 lines
3.7 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
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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/Global.h"
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#include "td/telegram/net/NetQueryCreator.h"
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#include "td/telegram/net/NetQueryDispatcher.h"
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#include "td/telegram/telegram_api.h"
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#include "td/actor/actor.h"
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#include "td/utils/common.h"
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#include "td/utils/format.h"
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#include "td/utils/logging.h"
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#include "td/utils/Time.h"
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#include <map>
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namespace td {
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class TempAuthKeyWatchdog final : public NetQueryCallback {
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class RegisteredAuthKeyImpl {
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public:
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explicit RegisteredAuthKeyImpl(int64 auth_key_id)
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: watchdog_(G()->temp_auth_key_watchdog()), auth_key_id_(auth_key_id) {
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}
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RegisteredAuthKeyImpl(const RegisteredAuthKeyImpl &other) = delete;
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RegisteredAuthKeyImpl &operator=(const RegisteredAuthKeyImpl &other) = delete;
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RegisteredAuthKeyImpl(RegisteredAuthKeyImpl &&other) = delete;
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RegisteredAuthKeyImpl &operator=(RegisteredAuthKeyImpl &&other) = delete;
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~RegisteredAuthKeyImpl() {
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send_closure(watchdog_, &TempAuthKeyWatchdog::unregister_auth_key_id_impl, auth_key_id_);
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}
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private:
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ActorId<TempAuthKeyWatchdog> watchdog_;
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int64 auth_key_id_;
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};
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public:
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explicit TempAuthKeyWatchdog(ActorShared<> parent) : parent_(std::move(parent)) {
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}
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using RegisteredAuthKey = unique_ptr<RegisteredAuthKeyImpl>;
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static RegisteredAuthKey register_auth_key_id(int64 id) {
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send_closure(G()->temp_auth_key_watchdog(), &TempAuthKeyWatchdog::register_auth_key_id_impl, id);
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return make_unique<RegisteredAuthKeyImpl>(id);
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}
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private:
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static constexpr double SYNC_WAIT = 0.1;
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static constexpr double SYNC_WAIT_MAX = 1.0;
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ActorShared<> parent_;
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std::map<uint64, uint32> id_count_;
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double sync_at_ = 0;
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bool need_sync_ = false;
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bool run_sync_ = false;
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void register_auth_key_id_impl(int64 id) {
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LOG(INFO) << "Register key " << id;
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if (!++id_count_[id]) {
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id_count_.erase(id);
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}
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need_sync();
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}
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void unregister_auth_key_id_impl(int64 id) {
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LOG(INFO) << "Unregister key " << id;
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if (!--id_count_[id]) {
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id_count_.erase(id);
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}
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need_sync();
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}
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void need_sync() {
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need_sync_ = true;
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try_sync();
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LOG(DEBUG) << "Need sync temp auth keys";
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}
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void try_sync() {
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if (run_sync_ || !need_sync_) {
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return;
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}
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auto now = Time::now();
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if (sync_at_ == 0) {
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sync_at_ = now + SYNC_WAIT_MAX;
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}
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LOG(DEBUG) << "Set sync timeout";
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set_timeout_at(min(sync_at_, now + SYNC_WAIT));
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}
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void timeout_expired() final {
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LOG(DEBUG) << "Sync timeout expired";
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CHECK(!run_sync_);
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if (!need_sync_) {
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LOG(ERROR) << "Do not need sync..";
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return;
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}
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need_sync_ = false;
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run_sync_ = true;
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sync_at_ = 0;
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vector<int64> ids;
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for (auto &id_count : id_count_) {
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ids.push_back(id_count.first);
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}
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if (!G()->close_flag()) {
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LOG(WARNING) << "Start auth_dropTempAuthKeys except keys " << format::as_array(ids);
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auto query = G()->net_query_creator().create_unauth(telegram_api::auth_dropTempAuthKeys(std::move(ids)));
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G()->net_query_dispatcher().dispatch_with_callback(std::move(query), actor_shared(this));
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}
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}
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void on_result(NetQueryPtr query) final {
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run_sync_ = false;
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if (query->is_error()) {
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if (G()->close_flag()) {
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return;
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}
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LOG(ERROR) << "Receive error for auth_dropTempAuthKeys: " << query->error();
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need_sync_ = true;
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} else {
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LOG(INFO) << "Receive OK for auth_dropTempAuthKeys";
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}
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try_sync();
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}
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};
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} // namespace td
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