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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.
#include <cstdlib>
#include <filesystem>
#include <functional>
#include <memory>
#include <optional>
#include <string>
#include <unordered_map>
#include <utility> // std::pair
#include <vector>
#include "src/buildtool/file_system/file_system_manager.hpp"
#include "src/buildtool/file_system/object_type.hpp"
#include "src/buildtool/logging/log_config.hpp"
#include "src/buildtool/logging/log_level.hpp"
#include "src/buildtool/logging/log_sink_cmdline.hpp"
#include "src/buildtool/logging/logger.hpp"
#include "src/utils/archive/archive_ops.hpp"
#include "src/utils/cpp/tmp_dir.hpp"
namespace {
void SetupDefaultLogging() {
LogConfig::SetLogLimit(LogLevel::Progress);
LogConfig::SetSinks({LogSinkCmdLine::CreateFactory()});
}
using file_t = std::pair</*content*/ std::string, ObjectType>;
using filetree_t = std::unordered_map<std::string, file_t>;
/*
Structure of content tree:
+--root
+--bar
+--foo
+--foo_l
+--baz_l
+--baz
+--bar
+--foo
+--foo_l
foo_l is symlink "baz/foo_l" [non-upwards, pointing to file]
baz_l is symlink "baz" [non-upwards, pointing to tree]
baz/foo_l is symlink "../foo_l" [upwards & confined, pointing to symlink]
*/
auto const kExpected =
filetree_t{{"root", {"", ObjectType::Tree}},
{"root/foo", {"foo", ObjectType::File}},
{"root/bar", {"bar", ObjectType::File}},
{"root/baz", {"", ObjectType::Tree}},
{"root/baz_l", {"baz", ObjectType::Symlink}},
{"root/foo_l", {"foo", ObjectType::Symlink}},
{"root/baz/foo", {"foo", ObjectType::File}},
{"root/baz/bar", {"bar", ObjectType::File}},
{"root/baz/foo_l", {"../foo_l", ObjectType::Symlink}}};
void create_files(std::filesystem::path const& destDir = ".") {
for (auto const& [path, file] : kExpected) {
auto const& [content, type] = file;
switch (type) {
case ObjectType::File: {
if (not FileSystemManager::WriteFile(content, destDir / path)) {
Logger::Log(LogLevel::Error,
"Could not create test file at path {}",
(destDir / path).string());
std::exit(1);
};
} break;
case ObjectType::Tree: {
if (not FileSystemManager::CreateDirectory(destDir / path)) {
Logger::Log(LogLevel::Error,
"Could not create test dir at path {}",
(destDir / path).string());
std::exit(1);
};
} break;
case ObjectType::Symlink: {
if (not FileSystemManager::CreateSymlink(content,
destDir / path)) {
Logger::Log(LogLevel::Error,
"Could not create test symlink at path {}",
(destDir / path).string());
std::exit(1);
};
} break;
default: {
Logger::Log(LogLevel::Error,
"File system failure in creating test archive");
std::exit(1);
}
}
}
}
} // namespace
/// \brief This code will create a zip and a tar.gz archives to be used in
/// tests. The archives are created in a tmp directory and then posted in the
/// current directory. Caller must guarantee write rights in current directory.
auto main() -> int {
// setup logging
SetupDefaultLogging();
// make tmp dir
auto curr_path = FileSystemManager::GetCurrentDirectory();
auto tmp_dir = TmpDir::Create(curr_path);
if (not tmp_dir) {
Logger::Log(LogLevel::Error,
"Could not create tmp dir for test archives at path {}",
curr_path.string());
return 1;
}
// create the content tree
create_files(tmp_dir->GetPath());
// create the archives
// 1. move to correct directory
{
auto anchor = FileSystemManager::ChangeDirectory(tmp_dir->GetPath());
// 2. create the archives wrt to current directory
std::optional<std::string> res{std::nullopt};
res =
ArchiveOps::CreateArchive(ArchiveType::Zip, "zip_repo.zip", "root");
if (res) {
Logger::Log(LogLevel::Error,
"Creating test zip archive failed with:\n{}",
*res);
return 1;
}
res = ArchiveOps::CreateArchive(
ArchiveType::TarGz, "tgz_repo.tar.gz", "root");
if (res) {
Logger::Log(LogLevel::Error,
"Creating test tar.gz archive failed with:\n{}",
*res);
return 1;
}
} // anchor released
// 3. move archives to their correct location
if (not FileSystemManager::Rename(tmp_dir->GetPath() / "zip_repo.zip",
"zip_repo.zip")) {
Logger::Log(LogLevel::Error, "Renaming zip archive failed");
return 1;
}
if (not FileSystemManager::Rename(tmp_dir->GetPath() / "tgz_repo.tar.gz",
"tgz_repo.tar.gz")) {
Logger::Log(LogLevel::Error, "Renaming tar.gz archive failed");
return 1;
}
// Done! Tmp dir will be cleaned automatically
return 0;
}
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