mirror of
https://github.com/trapexit/mergerfs.git
synced 2024-11-26 02:09:52 +08:00
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
/*
|
|
ISC License
|
|
|
|
Copyright (c) 2021, Antonio SJ Musumeci <trapexit@spawn.link>
|
|
|
|
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 appear in all copies.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "branch.hpp"
|
|
#include "fs_pathvector.hpp"
|
|
#include "strvec.hpp"
|
|
#include "tofrom_string.hpp"
|
|
|
|
#include <cstdint>
|
|
#include <memory>
|
|
#include <mutex>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
|
|
class Branches final : public ToFromString
|
|
{
|
|
public:
|
|
class Impl final : public ToFromString, public Branch::Vector
|
|
{
|
|
public:
|
|
typedef std::shared_ptr<Impl> Ptr;
|
|
typedef std::shared_ptr<const Impl> CPtr;
|
|
|
|
public:
|
|
Impl(const uint64_t &default_minfreespace_);
|
|
|
|
public:
|
|
int from_string(const std::string &str) final;
|
|
std::string to_string(void) const final;
|
|
|
|
public:
|
|
const uint64_t& minfreespace(void) const;
|
|
void to_paths(StrVec &strvec) const;
|
|
fs::PathVector to_paths() const;
|
|
|
|
public:
|
|
Impl& operator=(Impl &impl_);
|
|
Impl& operator=(Impl &&impl_);
|
|
|
|
private:
|
|
const uint64_t &_default_minfreespace;
|
|
};
|
|
|
|
public:
|
|
typedef Branches::Impl::Ptr Ptr;
|
|
typedef Branches::Impl::CPtr CPtr;
|
|
|
|
public:
|
|
Branches(const uint64_t &default_minfreespace_)
|
|
: _impl(std::make_shared<Impl>(default_minfreespace_))
|
|
{}
|
|
|
|
public:
|
|
int from_string(const std::string &str) final;
|
|
std::string to_string(void) const final;
|
|
|
|
public:
|
|
operator CPtr() const { std::lock_guard<std::mutex> lg(_mutex); return _impl; }
|
|
CPtr operator->() const { std::lock_guard<std::mutex> lg(_mutex); return _impl; }
|
|
|
|
public:
|
|
void find_and_set_mode_ro();
|
|
|
|
private:
|
|
mutable std::mutex _mutex;
|
|
Ptr _impl;
|
|
};
|
|
|
|
class SrcMounts : public ToFromString
|
|
{
|
|
public:
|
|
SrcMounts(Branches &b_);
|
|
|
|
public:
|
|
int from_string(const std::string &str) final;
|
|
std::string to_string(void) const final;
|
|
|
|
private:
|
|
Branches &_branches;
|
|
};
|