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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "content/public/common/sandbox_init.h" | 5 #include "content/public/common/sandbox_init.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/file_path.h" | 8 #include "base/file_path.h" |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "content/common/sandbox_mac.h" | 10 #include "content/common/sandbox_mac.h" |
| 11 #include "content/public/common/content_switches.h" | 11 #include "content/public/common/content_switches.h" |
| 12 | 12 |
| 13 namespace content { | 13 namespace content { |
| 14 | 14 |
| 15 bool InitializeSandbox(int sandbox_type, const FilePath& allowed_dir) { | |
| 16 // Warm up APIs before turning on the sandbox. | |
| 17 sandbox::Sandbox::SandboxWarmup(sandbox_type); | |
| 18 | |
| 19 // Actually sandbox the process. | |
| 20 return sandbox::Sandbox::EnableSandbox(sandbox_type, allowed_dir); | |
| 21 } | |
| 22 | |
| 15 bool InitializeSandbox() { | 23 bool InitializeSandbox() { |
|
jeremy
2011/11/23 07:02:17
I think this would be a bit more readable if you s
jochen (gone - plz use gerrit)
2011/11/23 10:57:28
Done.
| |
| 16 using sandbox::Sandbox; | |
| 17 | |
| 18 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); | 24 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
| 19 if (command_line.HasSwitch(switches::kNoSandbox)) | 25 if (command_line.HasSwitch(switches::kNoSandbox)) |
| 20 return true; | 26 return true; |
| 21 | 27 |
| 22 Sandbox::SandboxProcessType sandbox_process_type; | 28 SandboxProcessType sandbox_process_type; |
| 23 FilePath allowed_dir; // Empty by default. | 29 FilePath allowed_dir; // Empty by default. |
| 24 | 30 |
| 25 std::string process_type = | 31 std::string process_type = |
| 26 command_line.GetSwitchValueASCII(switches::kProcessType); | 32 command_line.GetSwitchValueASCII(switches::kProcessType); |
| 27 if (process_type.empty()) { | 33 if (process_type.empty()) { |
| 28 // Browser process isn't sandboxed. | 34 // Browser process isn't sandboxed. |
| 29 return true; | 35 return true; |
| 30 } else if (process_type == switches::kRendererProcess) { | 36 } else if (process_type == switches::kRendererProcess) { |
| 31 if (!command_line.HasSwitch(switches::kDisable3DAPIs) && | 37 if (!command_line.HasSwitch(switches::kDisable3DAPIs) && |
| 32 !command_line.HasSwitch(switches::kDisableExperimentalWebGL) && | 38 !command_line.HasSwitch(switches::kDisableExperimentalWebGL) && |
| 33 command_line.HasSwitch(switches::kInProcessWebGL)) { | 39 command_line.HasSwitch(switches::kInProcessWebGL)) { |
| 34 // TODO(kbr): this check seems to be necessary only on this | 40 // TODO(kbr): this check seems to be necessary only on this |
| 35 // platform because the sandbox is initialized later. Remove | 41 // platform because the sandbox is initialized later. Remove |
| 36 // this once this flag is removed. | 42 // this once this flag is removed. |
| 37 return true; | 43 return true; |
| 38 } else { | 44 } else { |
| 39 sandbox_process_type = Sandbox::SANDBOX_TYPE_RENDERER; | 45 sandbox_process_type = SANDBOX_TYPE_RENDERER; |
| 40 } | 46 } |
| 41 } else if (process_type == switches::kUtilityProcess) { | 47 } else if (process_type == switches::kUtilityProcess) { |
| 42 // Utility process sandbox. | 48 // Utility process sandbox. |
| 43 sandbox_process_type = Sandbox::SANDBOX_TYPE_UTILITY; | 49 sandbox_process_type = SANDBOX_TYPE_UTILITY; |
| 44 allowed_dir = | 50 allowed_dir = |
| 45 command_line.GetSwitchValuePath(switches::kUtilityProcessAllowedDir); | 51 command_line.GetSwitchValuePath(switches::kUtilityProcessAllowedDir); |
| 46 } else if (process_type == switches::kWorkerProcess) { | 52 } else if (process_type == switches::kWorkerProcess) { |
| 47 // Worker process sandbox. | 53 // Worker process sandbox. |
| 48 sandbox_process_type = Sandbox::SANDBOX_TYPE_WORKER; | 54 sandbox_process_type = SANDBOX_TYPE_WORKER; |
| 49 } else if (process_type == switches::kNaClLoaderProcess) { | |
| 50 // Native Client sel_ldr (user untrusted code) sandbox. | |
| 51 sandbox_process_type = Sandbox::SANDBOX_TYPE_NACL_LOADER; | |
| 52 } else if (process_type == switches::kGpuProcess) { | 55 } else if (process_type == switches::kGpuProcess) { |
| 53 sandbox_process_type = Sandbox::SANDBOX_TYPE_GPU; | 56 sandbox_process_type = SANDBOX_TYPE_GPU; |
| 54 } else if ((process_type == switches::kPluginProcess) || | 57 } else if ((process_type == switches::kPluginProcess) || |
| 55 (process_type == switches::kServiceProcess) || | 58 (process_type == switches::kServiceProcess) || |
| 56 (process_type == switches::kPpapiBrokerProcess)) { | 59 (process_type == switches::kPpapiBrokerProcess)) { |
| 57 return true; | 60 return true; |
| 58 } else if (process_type == switches::kPpapiPluginProcess) { | 61 } else if (process_type == switches::kPpapiPluginProcess) { |
| 59 sandbox_process_type = Sandbox::SANDBOX_TYPE_PPAPI; | 62 sandbox_process_type = SANDBOX_TYPE_PPAPI; |
| 60 } else { | 63 } else { |
| 61 // Failsafe: If you hit an unreached here, is your new process type in need | 64 // Failsafe: If you hit an unreached here, is your new process type in need |
| 62 // of sandboxing? | 65 // of sandboxing? |
| 63 NOTREACHED() << "Unknown process type " << process_type; | 66 NOTREACHED() << "Unknown process type " << process_type; |
| 64 return true; | 67 return true; |
| 65 } | 68 } |
| 66 | 69 |
| 67 // Warm up APIs before turning on the sandbox. | 70 return InitializeSandbox(sandbox_process_type, allowed_dir); |
| 68 Sandbox::SandboxWarmup(sandbox_process_type); | |
| 69 | |
| 70 // Actually sandbox the process. | |
| 71 return Sandbox::EnableSandbox(sandbox_process_type, allowed_dir); | |
| 72 } | 71 } |
| 73 | 72 |
| 74 } // namespace content | 73 } // namespace content |
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