mirror of
https://github.com/matrix-construct/construct
synced 2024-11-12 13:01:07 +01:00
77 lines
3.5 KiB
C++
77 lines
3.5 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice is present in all copies. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
#pragma once
|
|
|
|
namespace ircd::db
|
|
{
|
|
struct throw_on_error;
|
|
|
|
const auto BLOCKING = rocksdb::ReadTier::kReadAllTier;
|
|
const auto NON_BLOCKING = rocksdb::ReadTier::kBlockCacheTier;
|
|
const auto DEFAULT_READAHEAD = 4_MiB;
|
|
|
|
// Dedicated logging facility for rocksdb's log callbacks
|
|
extern log::log rog;
|
|
|
|
string_view reflect(const rocksdb::Env::Priority &p);
|
|
string_view reflect(const rocksdb::Env::IOPriority &p);
|
|
string_view reflect(const rocksdb::RandomAccessFile::AccessPattern &p);
|
|
const std::string &reflect(const rocksdb::Tickers &);
|
|
const std::string &reflect(const rocksdb::Histograms &);
|
|
rocksdb::Slice slice(const string_view &);
|
|
string_view slice(const rocksdb::Slice &);
|
|
|
|
// Frequently used get options and set options are separate from the string/map system
|
|
rocksdb::WriteOptions &operator+=(rocksdb::WriteOptions &, const sopts &);
|
|
rocksdb::ReadOptions &operator+=(rocksdb::ReadOptions &, const gopts &);
|
|
rocksdb::WriteOptions make_opts(const sopts &);
|
|
rocksdb::ReadOptions make_opts(const gopts &);
|
|
|
|
// Database options creator
|
|
bool optstr_find_and_remove(std::string &optstr, const std::string &what);
|
|
rocksdb::DBOptions make_dbopts(std::string optstr, std::string *const &out = nullptr, bool *read_only = nullptr, bool *fsck = nullptr);
|
|
|
|
// Validation functors
|
|
bool valid(const rocksdb::Iterator &);
|
|
bool operator!(const rocksdb::Iterator &);
|
|
using valid_proffer = std::function<bool (const rocksdb::Iterator &)>;
|
|
bool valid(const rocksdb::Iterator &, const valid_proffer &);
|
|
bool valid_eq(const rocksdb::Iterator &, const string_view &);
|
|
bool valid_lte(const rocksdb::Iterator &, const string_view &);
|
|
bool valid_gt(const rocksdb::Iterator &, const string_view &);
|
|
void valid_or_throw(const rocksdb::Iterator &);
|
|
void valid_eq_or_throw(const rocksdb::Iterator &, const string_view &);
|
|
|
|
// [GET] seek suite
|
|
template<class pos> bool seek(database::column &, const pos &, const rocksdb::ReadOptions &, std::unique_ptr<rocksdb::Iterator> &it);
|
|
template<class pos> bool seek(database::column &, const pos &, const gopts &, std::unique_ptr<rocksdb::Iterator> &it);
|
|
std::unique_ptr<rocksdb::Iterator> seek(column &, const gopts &);
|
|
std::unique_ptr<rocksdb::Iterator> seek(column &, const string_view &key, const gopts &);
|
|
std::vector<row::value_type> seek(database &, const gopts &);
|
|
|
|
std::pair<string_view, string_view> operator*(const rocksdb::Iterator &);
|
|
|
|
// [SET] writebatch suite
|
|
std::string debug(const rocksdb::WriteBatch &);
|
|
bool has(const rocksdb::WriteBatch &, const op &);
|
|
void commit(database &, rocksdb::WriteBatch &, const rocksdb::WriteOptions &);
|
|
void commit(database &, rocksdb::WriteBatch &, const sopts &);
|
|
void append(rocksdb::WriteBatch &, column &, const column::delta &delta);
|
|
void append(rocksdb::WriteBatch &, const cell::delta &delta);
|
|
|
|
std::vector<std::string> column_names(const std::string &path, const rocksdb::DBOptions &);
|
|
std::vector<std::string> column_names(const std::string &path, const std::string &options);
|
|
}
|
|
|
|
struct ircd::db::throw_on_error
|
|
{
|
|
throw_on_error(const rocksdb::Status & = rocksdb::Status::OK());
|
|
};
|