thin-provisioning-tools/thin_repair.cc

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// Copyright (C) 2011 Red Hat, Inc. All rights reserved.
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//
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// This file is part of the thin-provisioning-tools source.
//
// thin-provisioning-tools is free software: you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// thin-provisioning-tools is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with thin-provisioning-tools. If not, see
// <http://www.gnu.org/licenses/>.
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#include <iostream>
#include <getopt.h>
#include <libgen.h>
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#include "metadata.h"
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#include "metadata_checker.h"
#include "version.h"
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using namespace persistent_data;
using namespace std;
using namespace thin_provisioning;
namespace {
int check(string const &path) {
metadata::ptr md(new metadata(path, metadata::OPEN));
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optional<error_set::ptr> maybe_errors = metadata_check(md);
if (maybe_errors) {
cerr << error_selector(*maybe_errors, 3);
return 1;
}
return 0;
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}
void usage(string const &cmd) {
cerr << "Usage: " << cmd << " {device|file}" << endl;
cerr << "Options:" << endl;
cerr << " {-h|--help}" << endl;
cerr << " {-V|--version}" << endl;
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}
}
int main(int argc, char **argv)
{
int c;
const char shortopts[] = "hV";
const struct option longopts[] = {
{ "help", no_argument, NULL, 'h'},
{ "version", no_argument, NULL, 'V'},
{ NULL, no_argument, NULL, 0 }
};
while ((c = getopt_long(argc, argv, shortopts, longopts, NULL)) != -1) {
switch(c) {
case 'h':
usage(basename(argv[0]));
return 0;
case 'V':
cerr << THIN_PROVISIONING_TOOLS_VERSION << endl;
return 0;
}
}
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if (argc != 2) {
usage(basename(argv[0]));
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exit(1);
}
return check(argv[1]);
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}