caching/superblock.{h,cc}

caching/dump.cc

@@ -0,0 +1,125 @@
+// Copyright (C) 2012 Red Hat, Inc. All rights reserved.
+//
+// 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/>.
+
+#include <iostream>
+#include <getopt.h>
+#include <libgen.h>
+#if 0
+#include "human_readable_format.h"
+#include "cache_metadata_dumper.h"
+#include "cache_metadata.h"
+#include "xml_format.h"
+#include "version.h"
+
+using namespace persistent_data;
+using namespace std;
+using namespace thin_provisioning;
+
+namespace {
+	int dump(string const &path, string const &format, bool repair,
+		 block_address metadata_snap = 0) {
+		try {
+			metadata::ptr md(metadata_snap ?
+					 new metadata(path, metadata_snap) :
+					 new metadata(path, metadata::OPEN));
+			emitter::ptr e;
+
+			if (format == "xml")
+				e = create_xml_emitter(cout);
+			else if (format == "human_readable")
+				e = create_human_readable_emitter(cout);
+			else {
+				cerr << "unknown format '" << format << "'" << endl;
+				exit(1);
+			}
+
+			metadata_dump(md, e, repair);
+
+		} catch (std::exception &e) {
+			cerr << e.what() << endl;
+			return 1;
+		}
+
+		return 0;
+	}
+
+	void usage(ostream &out, string const &cmd) {
+		out << "Usage: " << cmd << " [options] {device|file}" << endl
+		    << "Options:" << endl
+		    << "  {-h|--help}" << endl
+		    << "  {-f|--format} {xml|human_readable}" << endl
+		    << "  {-r|--repair}" << endl
+		    << "  {-m|--metadata-snap}" << endl
+		    << "  {-V|--version}" << endl;
+	}
+}
+
+int main(int argc, char **argv)
+{
+	int c;
+	bool repair = false;
+	const char shortopts[] = "hm:f:rV";
+	string format = "xml";
+	char *end_ptr;
+
+	const struct option longopts[] = {
+		{ "help", no_argument, NULL, 'h'},
+		{ "format", required_argument, NULL, 'f' },
+		{ "repair", no_argument, NULL, 'r'},
+		{ "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(cout, basename(argv[0]));
+			return 0;
+
+		case 'f':
+			format = optarg;
+			break;
+
+		case 'r':
+			repair = true;
+			break;
+
+		case 'V':
+			cout << THIN_PROVISIONING_TOOLS_VERSION << endl;
+			return 0;
+
+		default:
+			usage(cerr, basename(argv[0]));
+			return 1;
+		}
+	}
+
+	if (argc == optind) {
+		cerr << "No input file provided." << endl;
+		usage(cerr, basename(argv[0]));
+		return 1;
+	}
+
+	return dump(argv[optind], format, repair, metadata_snap);
+}
+#else
+int main(int argc, char **argv)
+{
+	return 1;
+}
+#endif