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// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef INCLUDED_SRC_BUILDTOOL_EXECUTION_API_LOCAL_GARBAGE_COLLECTOR_HPP
#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_LOCAL_GARBAGE_COLLECTOR_HPP
#include <optional>
#include <string>
#include "src/utils/cpp/file_locking.hpp"
/// \brief
class GarbageCollector {
public:
[[nodiscard]] auto static FindAndUplinkBlob(std::string const& id,
bool is_executable) noexcept
-> bool;
[[nodiscard]] auto static FindAndUplinkTree(std::string const& id) noexcept
-> bool;
[[nodiscard]] auto static FindAndUplinkActionCacheEntry(
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static FindAndUplinkTargetCacheEntry(
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static TriggerGarbageCollection() noexcept -> bool;
[[nodiscard]] auto static SharedLock() noexcept -> std::optional<LockFile>;
[[nodiscard]] auto static ExclusiveLock() noexcept
-> std::optional<LockFile>;
private:
[[nodiscard]] auto static LockFilePath() noexcept -> std::filesystem::path;
[[nodiscard]] auto static UplinkBlob(int index,
std::string const& id,
bool is_executable) noexcept -> bool;
[[nodiscard]] auto static UplinkTree(int index,
std::string const& id) noexcept
-> bool;
[[nodiscard]] auto static UplinkBazelTree(int index,
std::string const& id) noexcept
-> bool;
[[nodiscard]] auto static UplinkBazelDirectory(
int index,
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static UplinkActionCacheEntry(
int index,
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static UplinkActionCacheEntryBlob(
int index,
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static UplinkTargetCacheEntry(
int index,
std::string const& id) noexcept -> bool;
[[nodiscard]] auto static UplinkTargetCacheEntryBlob(
int index,
std::string const& id) noexcept -> bool;
};
#endif // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_LOCAL_GARBAGE_COLLECTOR_HPP
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