urbackup_backend/Interface/BackupFileSystem.h
2021-05-08 09:13:51 +02:00

77 lines
2.2 KiB
C++

#pragma once
#include "Object.h"
#include "File.h"
#include "../urbackupcommon/os_functions.h"
#ifdef HAS_ASYNC
#include "fuse_io_context.h"
#endif
class IBackupFileSystem : public IObject
{
public:
virtual bool hasError() = 0;
virtual IFsFile* openFile(const std::string& path, int mode) = 0;
#ifdef HAS_ASYNC
virtual fuse_io_context::io_uring_task<IFsFile*> openFileAsync(fuse_io_context& io, const std::string& path, int mode) = 0;
virtual fuse_io_context::io_uring_task<int> getFileTypeAsync(fuse_io_context& io, const std::string& path) = 0;
virtual void closeAsync(fuse_io_context& io, IFsFile* fd) = 0;
virtual fuse_io_context::io_uring_task<bool> deleteFileAsync(fuse_io_context& io, const std::string& path) = 0;
#endif
virtual bool reflinkFile(const std::string& source, const std::string& dest) = 0;
virtual bool createDir(const std::string& path) = 0;
virtual bool deleteFile(const std::string& path) = 0;
virtual int getFileType(const std::string& path) = 0;
virtual bool sync(const std::string& path) = 0;
virtual std::vector<SFile> listFiles(const std::string& path) = 0;
virtual bool createSubvol(const std::string& path) = 0;
virtual bool createSnapshot(const std::string& src_path,
const std::string& dest_path) = 0;
virtual bool deleteSubvol(const std::string& path) = 0;
virtual bool rename(const std::string& src_name,
const std::string& dest_name) = 0;
virtual bool removeDirRecursive(const std::string& path) = 0;
virtual bool directoryExists(const std::string& path) = 0;
virtual bool linkSymbolic(const std::string& target, const std::string& lname) = 0;
virtual bool copyFile(const std::string& src, const std::string& dst,
bool flush=false, std::string* error_str=nullptr) = 0;
virtual int64 totalSpace() = 0;
virtual int64 freeSpace() = 0;
virtual int64 freeMetadataSpace() = 0;
virtual int64 unallocatedSpace() = 0;
virtual std::string fileSep() = 0;
virtual std::string filePath(IFile* f) = 0;
virtual bool getXAttr(const std::string& path, const std::string& key, std::string& value) = 0;
virtual bool setXAttr(const std::string& path, const std::string& key, const std::string& val) = 0;
virtual std::string getName() = 0;
};