58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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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/actor/SchedulerLocalStorage.h"
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#include "td/db/SqliteDb.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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namespace td {
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class SqliteConnectionSafe {
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public:
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SqliteConnectionSafe() = default;
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explicit SqliteConnectionSafe(string name, DbKey key = DbKey::empty())
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: lsls_connection_([name = name, key = std::move(key)] {
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auto r_db = SqliteDb::open_with_key(name, key);
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if (r_db.is_error()) {
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LOG(FATAL) << "Can't open database " << name << ": " << r_db.error();
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}
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auto db = r_db.move_as_ok();
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db.exec("PRAGMA synchronous=NORMAL").ensure();
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db.exec("PRAGMA temp_store=MEMORY").ensure();
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db.exec("PRAGMA secure_delete=1").ensure();
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db.exec("PRAGMA recursive_triggers=1").ensure();
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return db;
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})
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, name_(std::move(name)) {
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}
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SqliteDb &get() {
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return lsls_connection_.get();
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}
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void close() {
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LOG(INFO) << "Close SQLite database " << tag("path", name_);
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lsls_connection_.clear_values();
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}
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void close_and_destroy() {
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close();
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LOG(INFO) << "Destroy SQLite database " << tag("path", name_);
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SqliteDb::destroy(name_).ignore();
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}
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private:
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LazySchedulerLocalStorage<SqliteDb> lsls_connection_;
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string name_;
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};
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} // namespace td
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