mirror of
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9babaeed16
Summary: Refactor dump_tool and undump_tool so that it's possible to use them with customized options for example setting a specific comparator similar to what Dragon is doing with the LdbTool https://phabricator.fb.com/diffusion/FBCODE/browse/master/dragon/tools/Ldb.cpp Test Plan: compiles used it to dump / undump a dragon shard Reviewers: sdong, yhchiang, igor Reviewed By: igor Subscribers: dhruba, adsharma Differential Revision: https://reviews.facebook.net/D47853
64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
// Copyright (c) 2015, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#if !(defined GFLAGS) || defined(ROCKSDB_LITE)
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#include <cstdio>
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int main() {
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#ifndef GFLAGS
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fprintf(stderr, "Please install gflags to run rocksdb tools\n");
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#endif
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#ifdef ROCKSDB_LITE
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fprintf(stderr, "DbDumpTool is not supported in ROCKSDB_LITE\n");
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#endif
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return 1;
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}
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#else
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#include <gflags/gflags.h>
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#include "rocksdb/convenience.h"
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#include "rocksdb/db_dump_tool.h"
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DEFINE_string(db_path, "", "Path to the db that will be dumped");
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DEFINE_string(dump_location, "", "Path to where the dump file location");
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DEFINE_bool(anonymous, false,
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"Remove information like db path, creation time from dumped file");
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DEFINE_string(db_options, "",
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"Options string used to open the database that will be dumped");
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int main(int argc, char** argv) {
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GFLAGS::ParseCommandLineFlags(&argc, &argv, true);
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if (FLAGS_db_path == "" || FLAGS_dump_location == "") {
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fprintf(stderr, "Please set --db_path and --dump_location\n");
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return 1;
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}
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rocksdb::DumpOptions dump_options;
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dump_options.db_path = FLAGS_db_path;
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dump_options.dump_location = FLAGS_dump_location;
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dump_options.anonymous = FLAGS_anonymous;
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rocksdb::Options db_options;
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if (FLAGS_db_options != "") {
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rocksdb::Options parsed_options;
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rocksdb::Status s = rocksdb::GetOptionsFromString(
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db_options, FLAGS_db_options, &parsed_options);
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if (!s.ok()) {
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fprintf(stderr, "Cannot parse provided db_options\n");
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return 1;
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}
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db_options = parsed_options;
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}
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rocksdb::DbDumpTool tool;
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if (!tool.Run(dump_options, db_options)) {
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return 1;
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}
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return 0;
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}
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#endif // !(defined GFLAGS) || defined(ROCKSDB_LITE)
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