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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ | 5 #ifndef REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ |
6 #define REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ | 6 #define REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
| 10 #include <memory> |
| 11 |
10 #include "base/callback.h" | 12 #include "base/callback.h" |
11 #include "base/compiler_specific.h" | 13 #include "base/compiler_specific.h" |
12 #include "base/macros.h" | 14 #include "base/macros.h" |
13 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
14 #include "base/memory/scoped_ptr.h" | |
15 #include "base/threading/non_thread_safe.h" | 16 #include "base/threading/non_thread_safe.h" |
16 #include "base/timer/timer.h" | 17 #include "base/timer/timer.h" |
17 #include "base/win/object_watcher.h" | 18 #include "base/win/object_watcher.h" |
18 #include "base/win/scoped_handle.h" | 19 #include "base/win/scoped_handle.h" |
19 #include "net/base/backoff_entry.h" | 20 #include "net/base/backoff_entry.h" |
20 | 21 |
21 namespace base { | 22 namespace base { |
22 class SingleThreadTaskRunner; | 23 class SingleThreadTaskRunner; |
23 class TimeDelta; | 24 class TimeDelta; |
24 } // namespace base | 25 } // namespace base |
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59 // Closes the IPC channel. | 60 // Closes the IPC channel. |
60 virtual void CloseChannel() = 0; | 61 virtual void CloseChannel() = 0; |
61 | 62 |
62 // Terminates the worker process and closes the IPC channel. | 63 // Terminates the worker process and closes the IPC channel. |
63 virtual void KillProcess() = 0; | 64 virtual void KillProcess() = 0; |
64 }; | 65 }; |
65 | 66 |
66 // Creates the launcher that will use |launcher_delegate| to manage the worker | 67 // Creates the launcher that will use |launcher_delegate| to manage the worker |
67 // process and |ipc_handler| to handle IPCs. The caller must ensure that | 68 // process and |ipc_handler| to handle IPCs. The caller must ensure that |
68 // |ipc_handler| must outlive this object. | 69 // |ipc_handler| must outlive this object. |
69 WorkerProcessLauncher(scoped_ptr<Delegate> launcher_delegate, | 70 WorkerProcessLauncher(std::unique_ptr<Delegate> launcher_delegate, |
70 WorkerProcessIpcDelegate* ipc_handler); | 71 WorkerProcessIpcDelegate* ipc_handler); |
71 ~WorkerProcessLauncher() override; | 72 ~WorkerProcessLauncher() override; |
72 | 73 |
73 // Asks the worker process to crash and generate a dump, and closes the IPC | 74 // Asks the worker process to crash and generate a dump, and closes the IPC |
74 // channel. |location| is passed to the worker so that it is on the stack in | 75 // channel. |location| is passed to the worker so that it is on the stack in |
75 // the dump. Restarts the worker process forcefully, if it does | 76 // the dump. Restarts the worker process forcefully, if it does |
76 // not exit on its own. | 77 // not exit on its own. |
77 void Crash(const tracked_objects::Location& location); | 78 void Crash(const tracked_objects::Location& location); |
78 | 79 |
79 // Sends an IPC message to the worker process. The message will be silently | 80 // Sends an IPC message to the worker process. The message will be silently |
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123 void SetKillProcessTimeoutForTest(const base::TimeDelta& timeout); | 124 void SetKillProcessTimeoutForTest(const base::TimeDelta& timeout); |
124 | 125 |
125 // Stops the worker process and schedules next launch attempt unless the | 126 // Stops the worker process and schedules next launch attempt unless the |
126 // object is being destroyed already. | 127 // object is being destroyed already. |
127 void StopWorker(); | 128 void StopWorker(); |
128 | 129 |
129 // Handles IPC messages sent by the worker process. | 130 // Handles IPC messages sent by the worker process. |
130 WorkerProcessIpcDelegate* ipc_handler_; | 131 WorkerProcessIpcDelegate* ipc_handler_; |
131 | 132 |
132 // Implements specifics of launching a worker process. | 133 // Implements specifics of launching a worker process. |
133 scoped_ptr<WorkerProcessLauncher::Delegate> launcher_delegate_; | 134 std::unique_ptr<WorkerProcessLauncher::Delegate> launcher_delegate_; |
134 | 135 |
135 // Keeps the exit code of the worker process after it was closed. The exit | 136 // Keeps the exit code of the worker process after it was closed. The exit |
136 // code is used to determine whether the process has to be restarted. | 137 // code is used to determine whether the process has to be restarted. |
137 DWORD exit_code_; | 138 DWORD exit_code_; |
138 | 139 |
139 // True if IPC messages should be passed to |ipc_handler_|. | 140 // True if IPC messages should be passed to |ipc_handler_|. |
140 bool ipc_enabled_; | 141 bool ipc_enabled_; |
141 | 142 |
142 // The timer used to delay termination of the worker process when an IPC error | 143 // The timer used to delay termination of the worker process when an IPC error |
143 // occured or when Crash() request is pending | 144 // occured or when Crash() request is pending |
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162 | 163 |
163 // The handle of the worker process, if launched. | 164 // The handle of the worker process, if launched. |
164 base::win::ScopedHandle worker_process_; | 165 base::win::ScopedHandle worker_process_; |
165 | 166 |
166 DISALLOW_COPY_AND_ASSIGN(WorkerProcessLauncher); | 167 DISALLOW_COPY_AND_ASSIGN(WorkerProcessLauncher); |
167 }; | 168 }; |
168 | 169 |
169 } // namespace remoting | 170 } // namespace remoting |
170 | 171 |
171 #endif // REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ | 172 #endif // REMOTING_HOST_WIN_WORKER_PROCESS_LAUNCHER_H_ |
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