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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_REMOTE_BAZEL_BAZEL_EXECUTION_CLIENT_HPP
#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_REMOTE_BAZEL_BAZEL_EXECUTION_CLIENT_HPP
#include <cstdint>
#include <functional>
#include <memory>
#include <optional>
#include <string>
#include <unordered_map>
#include <grpcpp/grpcpp.h>
#include "build/bazel/remote/execution/v2/remote_execution.grpc.pb.h"
#include "google/longrunning/operations.pb.h"
#include "gsl/gsl"
#include "src/buildtool/auth/authentication.hpp"
#include "src/buildtool/common/bazel_types.hpp"
#include "src/buildtool/common/remote/port.hpp"
#include "src/buildtool/common/remote/retry_config.hpp"
#include "src/buildtool/execution_api/bazel_msg/execution_config.hpp"
#include "src/buildtool/logging/logger.hpp"
/// Implements client side for service defined here:
/// https://github.com/bazelbuild/remote-apis/blob/e1fe21be4c9ae76269a5a63215bb3c72ed9ab3f0/build/bazel/remote/execution/v2/remote_execution.proto#L44
class BazelExecutionClient {
public:
struct ExecutionOutput {
bazel_re::ActionResult action_result;
bool cached_result{};
double duration{};
grpc::Status status{};
std::unordered_map<std::string, bazel_re::Digest> server_logs{};
std::string message{};
};
struct ExecutionResponse {
enum class State : std::uint8_t {
Failed,
Ongoing,
Finished,
Unknown,
Retry
};
std::string execution_handle;
State state{State::Unknown};
std::optional<ExecutionOutput> output{std::nullopt};
static auto MakeEmptyFailed() -> ExecutionResponse {
return ExecutionResponse{.execution_handle = {},
.state = ExecutionResponse::State::Failed,
.output = std::nullopt};
}
};
explicit BazelExecutionClient(
std::string const& server,
Port port,
gsl::not_null<Auth const*> const& auth,
gsl::not_null<RetryConfig const*> const& retry_config) noexcept;
[[nodiscard]] auto Execute(std::string const& instance_name,
bazel_re::Digest const& action_digest,
ExecutionConfiguration const& config,
bool wait) -> ExecutionResponse;
[[nodiscard]] auto WaitExecution(std::string const& execution_handle)
-> ExecutionResponse;
private:
RetryConfig const& retry_config_;
std::unique_ptr<bazel_re::Execution::Stub> stub_;
Logger logger_{"RemoteExecutionClient"};
struct RetryReadOperation {
std::optional<google::longrunning::Operation> operation{std::nullopt};
bool exit_retry_loop{false};
std::optional<std::string> error_msg{std::nullopt};
};
struct RetryExtractContents {
ExecutionResponse response;
std::optional<std::string> error_msg{std::nullopt};
};
[[nodiscard]] auto ReadExecution(
grpc::ClientReader<google::longrunning::Operation>* reader,
bool wait) -> RetryReadOperation;
[[nodiscard]] auto ExtractContents(
std::optional<google::longrunning::Operation>&& operation)
-> RetryExtractContents;
};
#endif // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_REMOTE_BAZEL_BAZEL_EXECUTION_CLIENT_HPP
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