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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_OTHER_TOOLS_ROOT_MAPS_COMMIT_GIT_MAP_HPP
#define INCLUDED_SRC_OTHER_TOOLS_ROOT_MAPS_COMMIT_GIT_MAP_HPP
#include <cstddef>
#include <functional>
#include <string>
#include <utility>
#include <vector>
#include "gsl/gsl"
#include "nlohmann/json.hpp"
#include "src/buildtool/common/user_structs.hpp"
#include "src/buildtool/execution_api/common/execution_api.hpp"
#include "src/buildtool/multithreading/async_map_consumer.hpp"
#include "src/buildtool/serve_api/remote/serve_api.hpp"
#include "src/buildtool/storage/config.hpp"
#include "src/other_tools/just_mr/mirrors.hpp"
#include "src/other_tools/just_mr/progress_reporting/progress.hpp"
#include "src/other_tools/ops_maps/critical_git_op_map.hpp"
#include "src/other_tools/ops_maps/import_to_git_map.hpp"
#include "src/utils/cpp/hash_combine.hpp"
struct GitRepoInfo {
// hash can be a commit or tree
std::string hash; /* key */
std::string repo_url;
std::string branch;
std::string subdir; /* key */
std::vector<std::string> inherit_env;
std::vector<std::string> mirrors;
// name of repository for which work is done; used in progress reporting
std::string origin;
// create root that ignores symlinks
bool ignore_special{}; /* key */
// create an absent root
bool absent{}; /* key */
[[nodiscard]] auto operator==(const GitRepoInfo& other) const -> bool {
return hash == other.hash and subdir == other.subdir and
ignore_special == other.ignore_special and
absent == other.absent;
}
};
namespace std {
template <>
struct hash<GitRepoInfo> {
[[nodiscard]] auto operator()(const GitRepoInfo& ct) const noexcept
-> std::size_t {
size_t seed{};
hash_combine<std::string>(&seed, ct.hash);
hash_combine<std::string>(&seed, ct.subdir);
hash_combine<bool>(&seed, ct.ignore_special);
hash_combine<bool>(&seed, ct.absent);
return seed;
}
};
} // namespace std
/// \brief Maps a Git repository commit hash to its tree workspace root,
/// together with the information whether it was a cache hit.
using CommitGitMap =
AsyncMapConsumer<GitRepoInfo,
std::pair<nlohmann::json /*root*/, bool /*is_cache_hit*/>>;
[[nodiscard]] auto CreateCommitGitMap(
gsl::not_null<CriticalGitOpMap*> const& critical_git_op_map,
gsl::not_null<ImportToGitMap*> const& import_to_git_map,
LocalPathsPtr const& just_mr_paths,
MirrorsPtr const& additional_mirrors,
std::string const& git_bin,
std::vector<std::string> const& launcher,
ServeApi const* serve,
gsl::not_null<StorageConfig const*> const& native_storage_config,
gsl::not_null<IExecutionApi const*> const& local_api,
IExecutionApi const* remote_api,
bool fetch_absent,
gsl::not_null<JustMRProgress*> const& progress,
std::size_t jobs) -> CommitGitMap;
#endif // INCLUDED_SRC_OTHER_TOOLS_ROOT_MAPS_COMMIT_GIT_MAP_HPP
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