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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 // This module contains the necessary code to register the Breakpad exception | 5 // This module contains the necessary code to register the Breakpad exception |
6 // handler. This implementation is based on Chrome's crash reporting code. | 6 // handler. This implementation is based on Chrome's crash reporting code. |
7 | 7 |
8 #include "chrome_elf/breakpad.h" | 8 #include "chrome_elf/breakpad.h" |
9 | 9 |
10 #include <sddl.h> | 10 #include <sddl.h> |
11 | 11 |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "base/strings/string16.h" | |
14 #include "breakpad/src/client/windows/handler/exception_handler.h" | 13 #include "breakpad/src/client/windows/handler/exception_handler.h" |
15 #include "chrome/common/chrome_version.h" | 14 #include "chrome/common/chrome_version.h" |
16 #include "chrome/install_static/install_util.h" | 15 #include "chrome/install_static/install_util.h" |
17 | 16 |
18 google_breakpad::ExceptionHandler* g_elf_breakpad = NULL; | 17 google_breakpad::ExceptionHandler* g_elf_breakpad = NULL; |
19 | 18 |
20 namespace { | 19 namespace { |
21 | 20 |
22 const wchar_t kBreakpadProductName[] = L"Chrome"; | 21 const wchar_t kBreakpadProductName[] = L"Chrome"; |
23 const wchar_t kBreakpadVersionEntry[] = L"ver"; | 22 const wchar_t kBreakpadVersionEntry[] = L"ver"; |
24 const wchar_t kBreakpadProdEntry[] = L"prod"; | 23 const wchar_t kBreakpadProdEntry[] = L"prod"; |
25 const wchar_t kBreakpadPlatformEntry[] = L"plat"; | 24 const wchar_t kBreakpadPlatformEntry[] = L"plat"; |
26 const wchar_t kBreakpadPlatformWin32[] = L"Win32"; | 25 const wchar_t kBreakpadPlatformWin32[] = L"Win32"; |
27 const wchar_t kBreakpadProcessEntry[] = L"ptype"; | 26 const wchar_t kBreakpadProcessEntry[] = L"ptype"; |
28 const wchar_t kBreakpadChannelEntry[] = L"channel"; | 27 const wchar_t kBreakpadChannelEntry[] = L"channel"; |
29 | 28 |
30 // The protocol for connecting to the out-of-process Breakpad crash | 29 // The protocol for connecting to the out-of-process Breakpad crash |
31 // reporter is different for x86-32 and x86-64: the message sizes | 30 // reporter is different for x86-32 and x86-64: the message sizes |
32 // are different because the message struct contains a pointer. As | 31 // are different because the message struct contains a pointer. As |
33 // a result, there are two different named pipes to connect to. The | 32 // a result, there are two different named pipes to connect to. The |
34 // 64-bit one is distinguished with an "-x64" suffix. | 33 // 64-bit one is distinguished with an "-x64" suffix. |
35 const wchar_t kChromePipeName[] = L"\\\\.\\pipe\\ChromeCrashServices\\"; | 34 const wchar_t kChromePipeName[] = L"\\\\.\\pipe\\ChromeCrashServices\\"; |
36 const wchar_t kGoogleUpdatePipeName[] = L"\\\\.\\pipe\\GoogleCrashServices\\"; | 35 const wchar_t kGoogleUpdatePipeName[] = L"\\\\.\\pipe\\GoogleCrashServices\\"; |
37 const wchar_t kSystemPrincipalSid[] = L"S-1-5-18"; | 36 const wchar_t kSystemPrincipalSid[] = L"S-1-5-18"; |
38 | 37 |
39 const wchar_t kNoErrorDialogs[] = L"noerrdialogs"; | 38 const wchar_t kNoErrorDialogs[] = L"noerrdialogs"; |
40 | 39 |
41 google_breakpad::CustomClientInfo* GetCustomInfo() { | 40 google_breakpad::CustomClientInfo* GetCustomInfo() { |
42 base::string16 process = | 41 base::string16 process = IsNonBrowserProcess() ? L"renderer" : L"browser"; |
43 install_static::IsNonBrowserProcess() ? L"renderer" : L"browser"; | |
44 | 42 |
45 wchar_t exe_path[MAX_PATH] = {}; | 43 wchar_t exe_path[MAX_PATH] = {}; |
46 base::string16 channel; | 44 base::string16 channel; |
47 if (GetModuleFileName(NULL, exe_path, arraysize(exe_path)) && | 45 if (GetModuleFileName(NULL, exe_path, arraysize(exe_path)) && |
48 install_static::IsSxSChrome(exe_path)) { | 46 IsCanary(exe_path)) { |
49 channel = L"canary"; | 47 channel = L"canary"; |
50 } | 48 } |
51 | 49 |
52 static google_breakpad::CustomInfoEntry ver_entry( | 50 static google_breakpad::CustomInfoEntry ver_entry( |
53 kBreakpadVersionEntry, TEXT(CHROME_VERSION_STRING)); | 51 kBreakpadVersionEntry, TEXT(CHROME_VERSION_STRING)); |
54 static google_breakpad::CustomInfoEntry prod_entry( | 52 static google_breakpad::CustomInfoEntry prod_entry( |
55 kBreakpadProdEntry, kBreakpadProductName); | 53 kBreakpadProdEntry, kBreakpadProductName); |
56 static google_breakpad::CustomInfoEntry plat_entry( | 54 static google_breakpad::CustomInfoEntry plat_entry( |
57 kBreakpadPlatformEntry, kBreakpadPlatformWin32); | 55 kBreakpadPlatformEntry, kBreakpadPlatformWin32); |
58 static google_breakpad::CustomInfoEntry proc_entry( | 56 static google_breakpad::CustomInfoEntry proc_entry( |
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141 | 139 |
142 #if defined(GOOGLE_CHROME_BUILD) && defined(OFFICIAL_BUILD) | 140 #if defined(GOOGLE_CHROME_BUILD) && defined(OFFICIAL_BUILD) |
143 bool is_official_chrome_build = true; | 141 bool is_official_chrome_build = true; |
144 #else | 142 #else |
145 bool is_official_chrome_build = false; | 143 bool is_official_chrome_build = false; |
146 #endif | 144 #endif |
147 | 145 |
148 base::string16 pipe_name; | 146 base::string16 pipe_name; |
149 | 147 |
150 bool enabled_by_policy = false; | 148 bool enabled_by_policy = false; |
151 bool use_policy = | 149 bool use_policy = ReportingIsEnforcedByPolicy(&enabled_by_policy); |
152 install_static::ReportingIsEnforcedByPolicy(&enabled_by_policy); | |
153 | 150 |
154 if (!use_policy && IsHeadless()) { | 151 if (!use_policy && IsHeadless()) { |
155 pipe_name = kChromePipeName; | 152 pipe_name = kChromePipeName; |
156 } else if (use_policy ? enabled_by_policy | 153 } else if (use_policy ? |
157 : (is_official_chrome_build && | 154 enabled_by_policy : |
158 install_static::GetCollectStatsConsent())) { | 155 (is_official_chrome_build && AreUsageStatsEnabled(exe_path))) { |
159 // Build the pipe name. It can be one of: | 156 // Build the pipe name. It can be one of: |
160 // 32-bit system: \\.\pipe\GoogleCrashServices\S-1-5-18 | 157 // 32-bit system: \\.\pipe\GoogleCrashServices\S-1-5-18 |
161 // 32-bit user: \\.\pipe\GoogleCrashServices\<user SID> | 158 // 32-bit user: \\.\pipe\GoogleCrashServices\<user SID> |
162 // 64-bit system: \\.\pipe\GoogleCrashServices\S-1-5-18-x64 | 159 // 64-bit system: \\.\pipe\GoogleCrashServices\S-1-5-18-x64 |
163 // 64-bit user: \\.\pipe\GoogleCrashServices\<user SID>-x64 | 160 // 64-bit user: \\.\pipe\GoogleCrashServices\<user SID>-x64 |
164 base::string16 user_sid = install_static::IsSystemInstall(exe_path) | 161 base::string16 user_sid = IsSystemInstall(exe_path) ? kSystemPrincipalSid : |
165 ? kSystemPrincipalSid | 162 GetUserSidString(); |
166 : GetUserSidString(); | |
167 if (user_sid.empty()) | 163 if (user_sid.empty()) |
168 return; | 164 return; |
169 | 165 |
170 pipe_name = kGoogleUpdatePipeName; | 166 pipe_name = kGoogleUpdatePipeName; |
171 pipe_name += user_sid; | 167 pipe_name += user_sid; |
172 | 168 |
173 #if defined(_WIN64) | 169 #if defined(_WIN64) |
174 pipe_name += L"-x64"; | 170 pipe_name += L"-x64"; |
175 #endif | 171 #endif |
176 } else { | 172 } else { |
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187 google_breakpad::ExceptionHandler::HANDLER_ALL, | 183 google_breakpad::ExceptionHandler::HANDLER_ALL, |
188 dump_type, | 184 dump_type, |
189 pipe_name.c_str(), | 185 pipe_name.c_str(), |
190 GetCustomInfo()); | 186 GetCustomInfo()); |
191 | 187 |
192 if (g_elf_breakpad->IsOutOfProcess()) { | 188 if (g_elf_breakpad->IsOutOfProcess()) { |
193 // Tells breakpad to handle breakpoint and single step exceptions. | 189 // Tells breakpad to handle breakpoint and single step exceptions. |
194 g_elf_breakpad->set_handle_debug_exceptions(true); | 190 g_elf_breakpad->set_handle_debug_exceptions(true); |
195 } | 191 } |
196 } | 192 } |
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