92 lines
2.4 KiB
C++
92 lines
2.4 KiB
C++
// Copyright (C) 20011 Red Hat, Inc. All rights reserved.
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//
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// This file is part of the thin-provisioning-tools source.
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//
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// thin-provisioning-tools is free software: you can redistribute it
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// and/or modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// thin-provisioning-tools is distributed in the hope that it will be
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// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with thin-provisioning-tools. If not, see
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// <http://www.gnu.org/licenses/>.
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#include <iostream>
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#include "human_readable_format.h"
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#include "metadata_dumper.h"
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#include "metadata.h"
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#include "xml_format.h"
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#include <boost/program_options.hpp>
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using namespace persistent_data;
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using namespace std;
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using namespace thin_provisioning;
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namespace po = boost::program_options;
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//----------------------------------------------------------------
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namespace {
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void dump(string const &path, string const &format) {
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metadata::ptr md(new metadata(path, metadata::OPEN));
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emitter::ptr e;
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if (format == "xml")
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e = create_xml_emitter(cout);
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else if (format == "human_readable")
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e = create_human_readable_emitter(cout);
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else {
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cerr << "unknown format '" << format << "'" << endl;
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exit(1);
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}
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metadata_dump(md, e);
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}
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void usage(po::options_description const &desc) {
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cerr << "Usage: thin_dump [options] <metadata device or file>" << endl << endl;
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cerr << desc;
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}
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}
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int main(int argc, char **argv)
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{
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po::options_description desc("Options");
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desc.add_options()
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("help", "Produce help message")
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("format,f", po::value<string>()->default_value("xml"), "Select format (human_readable|xml)")
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("input,i", po::value<string>(), "Input file")
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;
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po::positional_options_description p;
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p.add("input", -1);
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po::variables_map vm;
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po::store(po::command_line_parser(argc, argv).options(desc).positional(p).run(), vm);
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po::notify(vm);
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if (vm.count("help")) {
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usage(desc);
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return 0;
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}
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if (vm.count("input") != 1) {
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cerr << "No input file provided." << endl;
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usage(desc);
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return 1;
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}
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dump(vm["input"].as<string>(), vm["format"].as<string>());
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return 0;
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}
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//----------------------------------------------------------------
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