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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#pragma once
#include <iosfwd>
#include <memory>
#include <string>
#include "acconfig.h"
#include "include/buffer_fwd.h"
#ifdef WITH_BLUESTORE
#include "os/bluestore/BlueStore.h"
#endif
class KeyValueDB;
class StoreTool
{
#ifdef WITH_BLUESTORE
struct Deleter {
BlueStore *bluestore;
Deleter()
: bluestore(nullptr) {}
Deleter(BlueStore *store)
: bluestore(store) {}
void operator()(KeyValueDB *db) {
if (bluestore) {
bluestore->umount();
delete bluestore;
} else {
delete db;
}
}
};
std::unique_ptr<KeyValueDB, Deleter> db;
#else
std::unique_ptr<KeyValueDB> db;
#endif
const std::string store_path;
public:
StoreTool(const std::string& type,
const std::string& path,
bool need_open_db = true,
bool need_stats = false);
int load_bluestore(const std::string& path, bool need_open_db);
uint32_t traverse(const std::string& prefix,
const bool do_crc,
const bool do_value_dump,
std::ostream *out);
void list(const std::string& prefix,
const bool do_crc,
const bool do_value_dump);
bool exists(const std::string& prefix);
bool exists(const std::string& prefix, const std::string& key);
ceph::bufferlist get(const std::string& prefix,
const std::string& key,
bool& exists);
uint64_t get_size();
bool set(const std::string& prefix,
const std::string& key,
ceph::bufferlist& val);
bool rm(const std::string& prefix, const std::string& key);
bool rm_prefix(const std::string& prefix);
void print_summary(const uint64_t total_keys, const uint64_t total_size,
const uint64_t total_txs, const std::string& store_path,
const std::string& other_path, const int duration) const;
int copy_store_to(const std::string& type, const std::string& other_path,
const int num_keys_per_tx, const std::string& other_type);
void compact();
void compact_prefix(const std::string& prefix);
void compact_range(const std::string& prefix,
const std::string& start,
const std::string& end);
int destructive_repair();
int print_stats() const;
int build_size_histogram(const std::string& prefix) const;
};
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