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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.
#include "src/buildtool/execution_api/execution_service/server_implementation.hpp"
#include <iostream>
#include <memory>
#include <sys/types.h>
#include "fmt/format.h"
#include "grpcpp/grpcpp.h"
#include "nlohmann/json.hpp"
#include "src/buildtool/auth/authentication.hpp"
#include "src/buildtool/compatibility/compatibility.hpp"
#include "src/buildtool/execution_api/execution_service/ac_server.hpp"
#include "src/buildtool/execution_api/execution_service/bytestream_server.hpp"
#include "src/buildtool/execution_api/execution_service/capabilities_server.hpp"
#include "src/buildtool/execution_api/execution_service/cas_server.hpp"
#include "src/buildtool/execution_api/execution_service/execution_server.hpp"
#include "src/buildtool/execution_api/remote/config.hpp"
#include "src/buildtool/logging/logger.hpp"
namespace {
template <typename T>
auto TryWrite(std::string const& file, T const& content) noexcept -> bool {
std::ofstream of{file};
if (!of.good()) {
Logger::Log(LogLevel::Error,
"Could not open {}. Make sure to have write permissions",
file);
return false;
}
of << content;
return true;
}
} // namespace
auto ServerImpl::Run() -> bool {
ExecutionServiceImpl es{};
ActionCacheServiceImpl ac{};
CASServiceImpl cas{};
BytestreamServiceImpl b{};
CapabilitiesServiceImpl cap{};
grpc::ServerBuilder builder;
builder.RegisterService(&es)
.RegisterService(&ac)
.RegisterService(&cas)
.RegisterService(&b)
.RegisterService(&cap);
std::shared_ptr<grpc::ServerCredentials> creds;
if (Auth::GetAuthMethod() == AuthMethod::kTLS) {
auto tls_opts = grpc::SslServerCredentialsOptions{};
tls_opts.pem_root_certs = Auth::TLS::CACert();
grpc::SslServerCredentialsOptions::PemKeyCertPair keycert = {
Auth::TLS::ServerKey(), Auth::TLS::ServerCert()};
tls_opts.pem_key_cert_pairs.emplace_back(keycert);
creds = grpc::SslServerCredentials(tls_opts);
}
else {
creds = grpc::InsecureServerCredentials();
}
builder.AddListeningPort(
fmt::format("{}:{}", interface_, port_), creds, &port_);
auto server = builder.BuildAndStart();
if (!server) {
Logger::Log(LogLevel::Error, "Could not start execution service");
return false;
}
auto pid = getpid();
nlohmann::json const& info = {
{"interface", interface_}, {"port", port_}, {"pid", pid}};
if (!pid_file_.empty()) {
if (!TryWrite(pid_file_, pid)) {
server->Shutdown();
return false;
}
}
auto const& info_str = nlohmann::to_string(info);
Logger::Log(LogLevel::Info,
fmt::format("{}execution service started: {}",
Compatibility::IsCompatible() ? "compatible " : "",
info_str));
if (!info_file_.empty()) {
if (!TryWrite(info_file_, info_str)) {
server->Shutdown();
return false;
}
}
server->Wait();
return true;
}
[[nodiscard]] auto ServerImpl::SetInfoFile(std::string const& x) noexcept
-> bool {
Instance().info_file_ = x;
return true;
}
[[nodiscard]] auto ServerImpl::SetPidFile(std::string const& x) noexcept
-> bool {
Instance().pid_file_ = x;
return true;
}
[[nodiscard]] auto ServerImpl::SetPort(int const x) noexcept -> bool {
auto port_num = ParsePort(x);
if (!port_num) {
return false;
}
Instance().port_ = static_cast<int>(*port_num);
return true;
}
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