mirror of
https://github.com/matrix-construct/construct
synced 2024-11-17 23:40:57 +01:00
95 lines
4.8 KiB
C++
95 lines
4.8 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
|
|
#define HAVE_IRCD_DB_DATABASE_ENV_ENV_H
|
|
|
|
// This file is not part of the standard include stack because it requires
|
|
// RocksDB symbols which we cannot forward declare. It is used internally
|
|
// and does not need to be included by general users of IRCd.
|
|
|
|
/// Internal environment hookup.
|
|
///
|
|
struct ircd::db::database::env final
|
|
:rocksdb::Env
|
|
{
|
|
struct writable_file;
|
|
struct writable_file_direct;
|
|
struct sequential_file;
|
|
struct random_access_file;
|
|
struct random_rw_file;
|
|
struct directory;
|
|
struct file_lock;
|
|
struct state;
|
|
|
|
using Status = rocksdb::Status;
|
|
using EnvOptions = rocksdb::EnvOptions;
|
|
using Directory = rocksdb::Directory;
|
|
using FileLock = rocksdb::FileLock;
|
|
using WritableFile = rocksdb::WritableFile;
|
|
using SequentialFile = rocksdb::SequentialFile;
|
|
using RandomAccessFile = rocksdb::RandomAccessFile;
|
|
using RandomRWFile = rocksdb::RandomRWFile;
|
|
using Logger = rocksdb::Logger;
|
|
using ThreadStatus = rocksdb::ThreadStatus;
|
|
using ThreadStatusUpdater = rocksdb::ThreadStatusUpdater;
|
|
|
|
database &d;
|
|
Env &defaults
|
|
{
|
|
*rocksdb::Env::Default()
|
|
};
|
|
|
|
std::unique_ptr<struct state> st;
|
|
|
|
Status NewSequentialFile(const std::string& f, std::unique_ptr<SequentialFile>* r, const EnvOptions& options) noexcept override;
|
|
Status NewRandomAccessFile(const std::string& f, std::unique_ptr<RandomAccessFile>* r, const EnvOptions& options) noexcept override;
|
|
Status NewWritableFile(const std::string& f, std::unique_ptr<WritableFile>* r, const EnvOptions& options) noexcept override;
|
|
Status ReopenWritableFile(const std::string& fname, std::unique_ptr<WritableFile>* result, const EnvOptions& options) noexcept override;
|
|
Status ReuseWritableFile(const std::string& fname, const std::string& old_fname, std::unique_ptr<WritableFile>* r, const EnvOptions& options) noexcept override;
|
|
Status NewRandomRWFile(const std::string& fname, std::unique_ptr<RandomRWFile>* result, const EnvOptions& options) noexcept override;
|
|
Status NewDirectory(const std::string& name, std::unique_ptr<Directory>* result) noexcept override;
|
|
Status FileExists(const std::string& f) noexcept override;
|
|
Status GetChildren(const std::string& dir, std::vector<std::string>* r) noexcept override;
|
|
Status GetChildrenFileAttributes(const std::string& dir, std::vector<FileAttributes>* result) noexcept override;
|
|
Status DeleteFile(const std::string& f) noexcept override;
|
|
Status CreateDir(const std::string& d) noexcept override;
|
|
Status CreateDirIfMissing(const std::string& d) noexcept override;
|
|
Status DeleteDir(const std::string& d) noexcept override;
|
|
Status GetFileSize(const std::string& f, uint64_t* s) noexcept override;
|
|
Status GetFileModificationTime(const std::string& fname, uint64_t* file_mtime) noexcept override;
|
|
Status RenameFile(const std::string& s, const std::string& t) noexcept override;
|
|
Status LinkFile(const std::string& s, const std::string& t) noexcept override;
|
|
Status LockFile(const std::string& f, FileLock** l) noexcept override;
|
|
Status UnlockFile(FileLock* l) noexcept override;
|
|
void Schedule(void (*f)(void* arg), void* a, Priority pri, void* tag = nullptr, void (*u)(void* arg) = 0) noexcept override;
|
|
int UnSchedule(void* tag, Priority pri) noexcept override;
|
|
void StartThread(void (*f)(void*), void* a) noexcept override;
|
|
void WaitForJoin() noexcept override;
|
|
unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const noexcept override;
|
|
Status GetTestDirectory(std::string* path) noexcept override;
|
|
Status NewLogger(const std::string& fname, std::shared_ptr<Logger>* result) noexcept override;
|
|
uint64_t NowMicros() noexcept override;
|
|
void SleepForMicroseconds(int micros) noexcept override;
|
|
Status GetHostName(char* name, uint64_t len) noexcept override;
|
|
Status GetCurrentTime(int64_t* unix_time) noexcept override;
|
|
Status GetAbsolutePath(const std::string& db_path, std::string* output_path) noexcept override;
|
|
void SetBackgroundThreads(int num, Priority pri) noexcept override;
|
|
void IncBackgroundThreadsIfNeeded(int num, Priority pri) noexcept override;
|
|
void LowerThreadPoolIOPriority(Priority pool = LOW) noexcept override;
|
|
std::string TimeToString(uint64_t time) noexcept override;
|
|
Status GetThreadList(std::vector<ThreadStatus>* thread_list) noexcept override;
|
|
ThreadStatusUpdater* GetThreadStatusUpdater() const noexcept override;
|
|
uint64_t GetThreadID() const noexcept override;
|
|
int GetBackgroundThreads(Priority pri) noexcept override;
|
|
|
|
env(database *const &d);
|
|
~env() noexcept;
|
|
};
|