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// Copyright (C) 2019,2021 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifndef SANDBOX_H
#define SANDBOX_H
#include <exceptions/exceptions.h>
#include <iostream>
#include <string>
#include <cstdlib>
#include <cstdio>
#include <unistd.h>
#include <ftw.h>
namespace isc {
namespace test {
/// @brief A Sandbox class that provides access to unit test unique
/// temporary folder.
///
/// The sandbox's temporary folder is created in constructor ie.
/// in unit test setup phase, and then it is deleted with its content
/// in destructor ie. in unit test tear down phase.
class Sandbox {
private:
/// Path to temporary folder
std::string path_;
/// @brief Method for deleting files and folders, used in nftw traversal function.
///
/// @param fpath path to the file to be removed.
static int rmFile(const char *fpath, const struct stat *, int , struct FTW *) {
return(remove(fpath));
}
public:
/// @brief Sandbox constructor.
Sandbox() {
char tmpl[] = {P_tmpdir "/kea-XXXXXX"};
path_ = mkdtemp(tmpl);
}
/// @brief Destructor, it deletes temporary folder with its content.
~Sandbox() {
// Delete content of path_ recursively.
if (nftw(path_.c_str(), Sandbox::rmFile, 10, FTW_DEPTH | FTW_MOUNT | FTW_PHYS) < 0) {
auto msg = "Some error occurred while deleting unit test sandbox " + path_;
std::perror(msg.c_str());
exit(1);
}
}
/// @brief Join sandbox path with indicated file subpath.
///
/// @param file path to file that should be joined to base path of sandbox.
std::string join(std::string file) {
return (path_ + "/" + file);
}
};
}; // end of isc::test namespace
}; // end of isc namespace
#endif // SANDBOX_H
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