| // Copyright 2020 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "build_info.h" |
| |
| #include <fuchsia/io/cpp/fidl.h> |
| #include <lib/async-loop/cpp/loop.h> |
| #include <lib/async-loop/default.h> |
| #include <lib/fdio/io.h> |
| #include <lib/syslog/cpp/macros.h> |
| |
| #include <fbl/unique_fd.h> |
| |
| #include "src/lib/files/file.h" |
| #include "zircon/status.h" |
| |
| namespace { |
| const char kProductFilePath[] = "/config/build-info/product"; |
| const char kBoardFilePath[] = "/config/build-info/board"; |
| const char kVersionFilePath[] = "/config/build-info/version"; |
| const char kLatestCommitDateFilePath[] = "/config/build-info/latest-commit-date"; |
| |
| // Returns the contents of |file_path| with any trailing whitespace removed. |
| std::string ContentsOfFileAtPath(const std::string &file_path) { |
| std::string file_contents; |
| if (!files::ReadFileToString(file_path, &file_contents)) { |
| FX_LOGS(ERROR) << "Error reading " << file_path; |
| } |
| |
| // Trim trailing whitespace. |
| const std::string whitespace = " \n\r\t"; |
| size_t end = file_contents.find_last_not_of(whitespace); |
| |
| return (end == std::string::npos) ? "" : file_contents.substr(0, end + 1); |
| } |
| |
| } // namespace |
| |
| void ProviderImpl::GetBuildInfo(GetBuildInfoCallback callback) { |
| fuchsia::buildinfo::BuildInfo build_info; |
| |
| if (!product_config_) { |
| product_config_ = std::make_unique<std::string>(ContentsOfFileAtPath(kProductFilePath)); |
| } |
| |
| if (!product_config_->empty()) { |
| build_info.set_product_config(*product_config_); |
| } |
| |
| if (!board_config_) { |
| board_config_ = std::make_unique<std::string>(ContentsOfFileAtPath(kBoardFilePath)); |
| } |
| |
| if (!board_config_->empty()) { |
| build_info.set_board_config(*board_config_); |
| } |
| |
| if (!version_) { |
| version_ = std::make_unique<std::string>(ContentsOfFileAtPath(kVersionFilePath)); |
| } |
| |
| if (!version_->empty()) { |
| build_info.set_version(*version_); |
| } |
| |
| if (!latest_commit_date_) { |
| latest_commit_date_ = |
| std::make_unique<std::string>(ContentsOfFileAtPath(kLatestCommitDateFilePath)); |
| } |
| |
| if (!latest_commit_date_->empty()) { |
| build_info.set_latest_commit_date(*latest_commit_date_); |
| } |
| |
| callback(std::move(build_info)); |
| } |