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lib/nfs/Manager: forward-declare class ManagedConnection

This commit is contained in:
Max Kellermann 2024-05-06 16:56:58 +02:00
parent 63920be17e
commit 028693c380
2 changed files with 36 additions and 30 deletions
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30
src/lib/nfs/Manager.cxx
View File

@ -2,6 +2,7 @@
// Copyright The Music Player Daemon Project
#include "Manager.hxx"
#include "Connection.hxx"
#include "lib/fmt/ExceptionFormatter.hxx"
#include "event/Loop.hxx"
#include "util/DeleteDisposer.hxx"
@ -11,6 +12,24 @@
static constexpr Domain nfs_domain("nfs");
class NfsManager::ManagedConnection final
: public NfsConnection,
public IntrusiveListHook<>
{
NfsManager &manager;
public:
ManagedConnection(NfsManager &_manager, EventLoop &_loop,
const char *_server,
const char *_export_name) noexcept
:NfsConnection(_loop, _server, _export_name),
manager(_manager) {}
protected:
/* virtual methods from NfsConnection */
void OnNfsConnectionError(std::exception_ptr &&e) noexcept override;
};
void
NfsManager::ManagedConnection::OnNfsConnectionError(std::exception_ptr &&e) noexcept
{
@ -23,6 +42,9 @@ NfsManager::ManagedConnection::OnNfsConnectionError(std::exception_ptr &&e) noex
manager.ScheduleDelete(*this);
}
NfsManager::NfsManager(EventLoop &_loop) noexcept
:idle_event(_loop, BIND_THIS_METHOD(OnIdle)) {}
NfsManager::~NfsManager() noexcept
{
assert(!GetEventLoop().IsAlive() || GetEventLoop().IsInside());
@ -50,6 +72,14 @@ NfsManager::GetConnection(const char *server, const char *export_name) noexcept
return *c;
}
inline void
NfsManager::ScheduleDelete(ManagedConnection &c) noexcept
{
connections.erase(connections.iterator_to(c));
garbage.push_front(c);
idle_event.Schedule();
}
void
NfsManager::CollectGarbage() noexcept
{

36
src/lib/nfs/Manager.hxx
View File

@ -1,36 +1,19 @@
// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#ifndef MPD_NFS_MANAGER_HXX
#define MPD_NFS_MANAGER_HXX
#pragma once
#include "Connection.hxx"
#include "event/IdleEvent.hxx"
#include "util/IntrusiveList.hxx"
class NfsConnection;
/**
* A manager for NFS connections. Handles multiple connections to
* multiple NFS servers.
*/
class NfsManager final {
class ManagedConnection final
: public NfsConnection,
public IntrusiveListHook<>
{
NfsManager &manager;
public:
ManagedConnection(NfsManager &_manager, EventLoop &_loop,
const char *_server,
const char *_export_name) noexcept
:NfsConnection(_loop, _server, _export_name),
manager(_manager) {}
protected:
/* virtual methods from NfsConnection */
void OnNfsConnectionError(std::exception_ptr &&e) noexcept override;
};
class ManagedConnection;
using List = IntrusiveList<ManagedConnection>;
List connections;
@ -45,8 +28,7 @@ class NfsManager final {
IdleEvent idle_event;
public:
explicit NfsManager(EventLoop &_loop) noexcept
:idle_event(_loop, BIND_THIS_METHOD(OnIdle)) {}
explicit NfsManager(EventLoop &_loop) noexcept;
/**
* Must be run from EventLoop's thread.
@ -62,11 +44,7 @@ public:
const char *export_name) noexcept;
private:
void ScheduleDelete(ManagedConnection &c) noexcept {
connections.erase(connections.iterator_to(c));
garbage.push_front(c);
idle_event.Schedule();
}
void ScheduleDelete(ManagedConnection &c) noexcept;
/**
* Delete all connections on the #garbage list.
@ -76,5 +54,3 @@ private:
/* virtual methods from IdleMonitor */
void OnIdle() noexcept;
};
#endif