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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 #include "chrome/browser/hang_monitor/hang_crash_dump_win.h" | 5 #include "chrome/browser/hang_monitor/hang_crash_dump_win.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "chrome/common/chrome_constants.h" | 8 #include "chrome/common/chrome_constants.h" |
| 9 #include "content/public/common/result_codes.h" | 9 #include "content/public/common/result_codes.h" |
| 10 | 10 |
| 11 namespace { | 11 namespace { |
| 12 | 12 |
| 13 // How long do we wait for the terminated thread or process to die (in ms) | 13 // How long do we wait for the terminated thread or process to die (in ms) |
| 14 static const int kTerminateTimeoutMS = 2000; | 14 static const int kTerminateTimeoutMS = 2000; |
| 15 | 15 |
| 16 // How long do we wait for the crash to be generated (in ms). | 16 // How long do we wait for the crash to be generated (in ms). |
| 17 static const int kGenerateDumpTimeoutMS = 10000; | 17 static const int kGenerateDumpTimeoutMS = 10000; |
| 18 | 18 |
| 19 } // namespace | 19 } // namespace |
| 20 | 20 |
| 21 void CrashDumpAndTerminateHungChildProcess(HANDLE hprocess) { | 21 void CrashDumpAndTerminateHungChildProcess(HANDLE hprocess) { |
| 22 // Before terminating the process we try collecting a dump. Which | 22 // Before terminating the process we try collecting a dump. Which |
| 23 // a transient thread in the child process will do for us. | 23 // a transient thread in the child process will do for us. |
| 24 typedef HANDLE (__cdecl *DumpFunction)(HANDLE); | 24 typedef HANDLE (__cdecl *DumpFunction)(HANDLE); |
| 25 static DumpFunction request_dump = NULL; | 25 static DumpFunction request_dump = NULL; |
| 26 if (!request_dump) { | 26 if (!request_dump) { |
| 27 request_dump = reinterpret_cast<DumpFunction>(GetProcAddress( | 27 request_dump = reinterpret_cast<DumpFunction>( |
| 28 GetModuleHandle(chrome::kBrowserProcessExecutableName), | 28 GetProcAddress(GetModuleHandle(chrome::kChromeElfDllName), |
| 29 "InjectDumpProcessWithoutCrash")); | 29 "InjectDumpProcessWithoutCrash")); |
| 30 DCHECK(request_dump) << "Failed loading DumpProcessWithoutCrash: error " << | 30 DCHECK(request_dump) << "Failed loading DumpProcessWithoutCrash: error " << |
| 31 GetLastError(); | 31 GetLastError(); |
| 32 } | 32 } |
| 33 | 33 |
| 34 if (request_dump) { | 34 if (request_dump) { |
| 35 HANDLE remote_thread = request_dump(hprocess); | 35 HANDLE remote_thread = request_dump(hprocess); |
| 36 DCHECK(remote_thread) << "Failed creating remote thread: error " << | 36 DCHECK(remote_thread) << "Failed creating remote thread: error " << |
| 37 GetLastError(); | 37 GetLastError(); |
| 38 if (remote_thread) { | 38 if (remote_thread) { |
| 39 WaitForSingleObject(remote_thread, kGenerateDumpTimeoutMS); | 39 WaitForSingleObject(remote_thread, kGenerateDumpTimeoutMS); |
| 40 CloseHandle(remote_thread); | 40 CloseHandle(remote_thread); |
| 41 } | 41 } |
| 42 } | 42 } |
| 43 | 43 |
| 44 TerminateProcess(hprocess, content::RESULT_CODE_HUNG); | 44 TerminateProcess(hprocess, content::RESULT_CODE_HUNG); |
| 45 WaitForSingleObject(hprocess, kTerminateTimeoutMS); | 45 WaitForSingleObject(hprocess, kTerminateTimeoutMS); |
| 46 } | 46 } |
| 47 | 47 |
| 48 void CrashDumpForHangDebugging(HANDLE hprocess) { | 48 void CrashDumpForHangDebugging(HANDLE hprocess) { |
| 49 if (hprocess == GetCurrentProcess()) { | 49 if (hprocess == GetCurrentProcess()) { |
| 50 typedef void (__cdecl *DumpFunction)(); | 50 typedef void (__cdecl *DumpFunction)(); |
| 51 DumpFunction request_dump = reinterpret_cast<DumpFunction>(GetProcAddress( | 51 DumpFunction request_dump = reinterpret_cast<DumpFunction>(GetProcAddress( |
| 52 GetModuleHandle(chrome::kBrowserProcessExecutableName), | 52 GetModuleHandle(chrome::kChromeElfDllName), "DumpProcessWithoutCrash")); |
| 53 "DumpProcessWithoutCrash")); | |
| 54 DCHECK(request_dump) << "Failed loading DumpProcessWithoutCrash: error " << | 53 DCHECK(request_dump) << "Failed loading DumpProcessWithoutCrash: error " << |
| 55 GetLastError(); | 54 GetLastError(); |
| 56 if (request_dump) | 55 if (request_dump) |
| 57 request_dump(); | 56 request_dump(); |
| 58 } else { | 57 } else { |
| 59 typedef HANDLE (__cdecl *DumpFunction)(HANDLE); | 58 typedef HANDLE (__cdecl *DumpFunction)(HANDLE); |
| 60 DumpFunction request_dump = reinterpret_cast<DumpFunction>(GetProcAddress( | 59 DumpFunction request_dump = reinterpret_cast<DumpFunction>( |
| 61 GetModuleHandle(chrome::kBrowserProcessExecutableName), | 60 GetProcAddress(GetModuleHandle(chrome::kChromeElfDllName), |
| 62 "InjectDumpForHangDebugging")); | 61 "InjectDumpForHangDebugging")); |
| 63 DCHECK(request_dump) << "Failed loading InjectDumpForHangDebugging: error " | 62 DCHECK(request_dump) << "Failed loading InjectDumpForHangDebugging: error " |
| 64 << GetLastError(); | 63 << GetLastError(); |
| 65 if (request_dump) { | 64 if (request_dump) { |
| 66 HANDLE remote_thread = request_dump(hprocess); | 65 HANDLE remote_thread = request_dump(hprocess); |
| 67 DCHECK(remote_thread) << "Failed creating remote thread: error " << | 66 DCHECK(remote_thread) << "Failed creating remote thread: error " << |
| 68 GetLastError(); | 67 GetLastError(); |
| 69 if (remote_thread) { | 68 if (remote_thread) { |
| 70 WaitForSingleObject(remote_thread, kGenerateDumpTimeoutMS); | 69 WaitForSingleObject(remote_thread, kGenerateDumpTimeoutMS); |
| 71 CloseHandle(remote_thread); | 70 CloseHandle(remote_thread); |
| 72 } | 71 } |
| 73 } | 72 } |
| 74 } | 73 } |
| 75 } | 74 } |
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