15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef REMOTING_HOST_DESKTOP_SESSION_WIN_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define REMOTING_HOST_DESKTOP_SESSION_WIN_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 10eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 11eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/timer/timer.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/win/scoped_handle.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ipc/ipc_platform_file.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/desktop_session.h" 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "remoting/host/win/wts_terminal_observer.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/worker_process_ipc_delegate.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace tracked_objects { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Location; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace tracked_objects 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace remoting { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class AutoThreadTaskRunner; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class DaemonProcess; 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class DesktopSession; 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class ScreenResolution; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WorkerProcessLauncher; 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class WtsTerminalMonitor; 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// DesktopSession implementation which attaches to either physical or virtual 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// (RDP) console. Receives IPC messages from the desktop process, running in 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// the target session, via |WorkerProcessIpcDelegate|, and monitors session 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// attach/detach events via |WtsTerminalObserer|. 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class DesktopSessionWin 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : public DesktopSession, 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public WorkerProcessIpcDelegate, 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public WtsTerminalObserver { 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Creates a desktop session instance that attaches to the physical console. 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static scoped_ptr<DesktopSession> CreateForConsole( 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> caller_task_runner, 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> io_task_runner, 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DaemonProcess* daemon_process, 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int id, 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const ScreenResolution& resolution); 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Creates a desktop session instance that attaches to a virtual console. 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static scoped_ptr<DesktopSession> CreateForVirtualTerminal( 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> caller_task_runner, 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> io_task_runner, 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DaemonProcess* daemon_process, 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int id, 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const ScreenResolution& resolution); 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) protected: 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Passes the owning |daemon_process|, a unique identifier of the desktop 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // session |id| and the interface for monitoring session attach/detach events. 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Both |daemon_process| and |monitor| must outlive |this|. 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DesktopSessionWin( 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> caller_task_runner, 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> io_task_runner, 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DaemonProcess* daemon_process, 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int id, 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) WtsTerminalMonitor* monitor); 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~DesktopSessionWin(); 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const scoped_refptr<AutoThreadTaskRunner>& caller_task_runner() const { 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return caller_task_runner_; 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Called when |session_attach_timer_| expires. 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void OnSessionAttachTimeout(); 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 75eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch // Starts monitoring for session attach/detach events for |terminal_id|. 76eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch void StartMonitoring(const std::string& terminal_id); 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Stops monitoring for session attach/detach events. 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void StopMonitoring(); 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 81eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch // Asks DaemonProcess to terminate this session. 82eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch void TerminateSession(); 83eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Injects a secure attention sequence into the session. 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void InjectSas() = 0; 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // WorkerProcessIpcDelegate implementation. 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; 90eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch virtual void OnPermanentError(int exit_code) OVERRIDE; 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // WtsTerminalObserver implementation. 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionAttached(uint32 session_id) OVERRIDE; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionDetached() OVERRIDE; 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ChromotingDesktopDaemonMsg_DesktopAttached handler. 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnDesktopSessionAgentAttached(IPC::PlatformFileForTransit desktop_pipe); 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Requests the desktop process to crash. 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void CrashDesktopProcess(const tracked_objects::Location& location); 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 103a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) // Reports time elapsed since previous event to the debug log. 104a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) void ReportElapsedTime(const std::string& event); 105a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Task runner on which public methods of this class should be called. 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> caller_task_runner_; 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Message loop used by the IPC channel. 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<AutoThreadTaskRunner> io_task_runner_; 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Handle of the desktop process (running an instance of DesktopSessionAgent). 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::win::ScopedHandle desktop_process_; 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Launches and monitors the desktop process. 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<WorkerProcessLauncher> launcher_; 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Used to unsubscribe from session attach and detach events. 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) WtsTerminalMonitor* monitor_; 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // True if |this| is subsribed to receive session attach/detach notifications. 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool monitoring_notifications_; 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Used to report an error if the session attach notification does not arrives 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // for too long. 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::OneShotTimer<DesktopSessionWin> session_attach_timer_; 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 128a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) base::Time last_timestamp_; 129a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(DesktopSessionWin); 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace remoting 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // REMOTING_HOST_DESKTOP_SESSION_WIN_H_ 136