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62 lines
2.0 KiB
62 lines
2.0 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file TransientDirectory.cpp
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* @author Marek Kotewicz <marek@ethdev.com>
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* @date 2015
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*/
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#include <thread>
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#include <boost/filesystem.hpp>
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#include "Exceptions.h"
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#include "TransientDirectory.h"
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#include "CommonIO.h"
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#include "Log.h"
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using namespace std;
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using namespace dev;
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TransientDirectory::TransientDirectory():
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TransientDirectory((boost::filesystem::temp_directory_path() / "eth_transient" / toString(FixedHash<4>::random())).string())
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{}
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TransientDirectory::TransientDirectory(std::string const& _path):
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m_path(_path)
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{
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// we never ever want to delete a directory (including all its contents) that we did not create ourselves.
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if (boost::filesystem::exists(m_path))
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BOOST_THROW_EXCEPTION(FileError());
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boost::filesystem::create_directories(m_path);
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}
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TransientDirectory::~TransientDirectory()
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{
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boost::system::error_code ec;
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boost::filesystem::remove_all(m_path, ec);
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if (!ec)
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return;
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// In some cases, antivirus runnig on Windows will scan all the newly created directories.
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// As a consequence, directory is locked and can not be deleted immediately.
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// Retry after 10 milliseconds usually is successful.
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// This will help our tests run smoothly in such environment.
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this_thread::sleep_for(chrono::milliseconds(10));
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ec.clear();
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boost::filesystem::remove_all(m_path, ec);
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if (!ec)
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cwarn << "Failed to delete directory '" << m_path << "': " << ec.message();
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}
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