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// Copyright 2024 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_REMOTE_BAZEL_BAZEL_TREE_READER_HPP
#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_REMOTE_BAZEL_BAZEL_TREE_READER_HPP
#include <filesystem>
#include <functional>
#include <optional>
#include <string>
#include <unordered_set>
#include <vector>
#include "gsl/gsl"
#include "src/buildtool/common/artifact.hpp"
#include "src/buildtool/common/artifact_blob.hpp"
#include "src/buildtool/common/artifact_digest.hpp"
#include "src/buildtool/common/bazel_types.hpp"
#include "src/buildtool/crypto/hash_function.hpp"
#include "src/buildtool/execution_api/remote/bazel/bazel_cas_client.hpp"
#include "src/buildtool/file_system/git_repo.hpp"
class BazelNetworkReader final {
class IncrementalReader;
public:
using DumpCallback = std::function<bool(std::string const&)>;
explicit BazelNetworkReader(std::string instance_name,
gsl::not_null<BazelCasClient const*> const& cas,
HashFunction hash_function) noexcept;
[[nodiscard]] auto ReadDirectory(ArtifactDigest const& digest)
const noexcept -> std::optional<bazel_re::Directory>;
[[nodiscard]] auto ReadGitTree(ArtifactDigest const& digest) const noexcept
-> std::optional<GitRepo::tree_entries_t>;
[[nodiscard]] auto DumpRawTree(Artifact::ObjectInfo const& info,
DumpCallback const& dumper) const noexcept
-> bool;
[[nodiscard]] auto DumpBlob(Artifact::ObjectInfo const& info,
DumpCallback const& dumper) const noexcept
-> bool;
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
[[nodiscard]] auto StageBlobTo(
Artifact::ObjectInfo const& /*info*/,
std::filesystem::path const& /*output*/) const noexcept -> bool {
return false; // not implemented
}
[[nodiscard]] auto IsNativeProtocol() const noexcept -> bool;
[[nodiscard]] auto ReadSingleBlob(ArtifactDigest const& digest)
const noexcept -> std::optional<ArtifactBlob>;
[[nodiscard]] auto Read(std::unordered_set<ArtifactDigest> const& digests)
const noexcept -> std::unordered_set<ArtifactBlob>;
[[nodiscard]] auto ReadOrdered(std::vector<ArtifactDigest> const& digests)
const noexcept -> std::vector<ArtifactBlob>;
private:
std::string const instance_name_;
BazelCasClient const& cas_;
HashFunction hash_function_;
};
#endif // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_REMOTE_BAZEL_BAZEL_TREE_READER_HPP
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