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// Copyright 2023 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_SERVE_API_TARGET_CLIENT_HPP
#define INCLUDED_SRC_BUILDTOOL_SERVE_API_TARGET_CLIENT_HPP
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include <vector>
#include "justbuild/just_serve/just_serve.grpc.pb.h"
#include "src/buildtool/common/artifact.hpp"
#include "src/buildtool/common/remote/port.hpp"
#include "src/buildtool/execution_api/common/create_execution_api.hpp"
#include "src/buildtool/logging/logger.hpp"
#include "src/buildtool/storage/target_cache_entry.hpp"
#include "src/buildtool/storage/target_cache_key.hpp"
/// Implements client side for Target service defined in:
/// src/buildtool/serve_api/serve_service/just_serve.proto
class TargetClient {
public:
TargetClient(std::string const& server, Port port) noexcept;
/// \brief Retrieve the pair of TargetCacheEntry and ObjectInfo associated
/// to the given key.
/// \param[in] key The TargetCacheKey of an export target
/// \param[in] repo_key The RepositoryKey to upload as precondition
/// \returns Pair of cache entry and its object info on success or nullopt.
[[nodiscard]] auto ServeTarget(const TargetCacheKey& key,
const std::string& repo_key)
-> std::optional<std::pair<TargetCacheEntry, Artifact::ObjectInfo>>;
/// \brief Retrieve the flexible config variables of an export target.
/// \param[in] target_root_id Hash of target-level root tree.
/// \param[in] target_file Relative path of the target file.
/// \param[in] target Name of the target to interrogate.
/// \returns The list of flexible config variables, or nullopt on errors.
[[nodiscard]] auto ServeTargetVariables(std::string const& target_root_id,
std::string const& target_file,
std::string const& target)
-> std::optional<std::vector<std::string>>;
private:
std::unique_ptr<justbuild::just_serve::Target::Stub> stub_;
Logger logger_{"RemoteTargetClient"};
gsl::not_null<IExecutionApi::Ptr> const remote_api_{
CreateExecutionApi(RemoteExecutionConfig::RemoteAddress(),
std::nullopt,
"remote-execution")};
gsl::not_null<IExecutionApi::Ptr> const local_api_{
CreateExecutionApi(std::nullopt)};
};
#endif // INCLUDED_SRC_BUILDTOOL_SERVE_API_TARGET_CLIENT_HPP
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