| // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/utility_process_host.h" |
| |
| #include "app/app_switches.h" |
| #include "app/l10n_util.h" |
| #include "base/command_line.h" |
| #include "base/file_util.h" |
| #include "base/message_loop.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/common/chrome_switches.h" |
| #include "chrome/common/utility_messages.h" |
| #include "ipc/ipc_switches.h" |
| |
| UtilityProcessHost::UtilityProcessHost(ResourceDispatcherHost* rdh, |
| Client* client, |
| ChromeThread::ID client_thread_id) |
| : BrowserChildProcessHost(UTILITY_PROCESS, rdh), |
| client_(client), |
| client_thread_id_(client_thread_id) { |
| } |
| |
| UtilityProcessHost::~UtilityProcessHost() { |
| } |
| |
| bool UtilityProcessHost::StartExtensionUnpacker(const FilePath& extension) { |
| // Grant the subprocess access to the entire subdir the extension file is |
| // in, so that it can unpack to that dir. |
| if (!StartProcess(extension.DirName())) |
| return false; |
| |
| Send(new UtilityMsg_UnpackExtension(extension)); |
| return true; |
| } |
| |
| bool UtilityProcessHost::StartWebResourceUnpacker(const std::string& data) { |
| if (!StartProcess(FilePath())) |
| return false; |
| |
| Send(new UtilityMsg_UnpackWebResource(data)); |
| return true; |
| } |
| |
| bool UtilityProcessHost::StartUpdateManifestParse(const std::string& xml) { |
| if (!StartProcess(FilePath())) |
| return false; |
| |
| Send(new UtilityMsg_ParseUpdateManifest(xml)); |
| return true; |
| } |
| |
| bool UtilityProcessHost::StartImageDecoding( |
| const std::vector<unsigned char>& encoded_data) { |
| if (!StartProcess(FilePath())) |
| return false; |
| |
| Send(new UtilityMsg_DecodeImage(encoded_data)); |
| return true; |
| } |
| |
| FilePath UtilityProcessHost::GetUtilityProcessCmd() { |
| return GetChildPath(true); |
| } |
| |
| bool UtilityProcessHost::StartProcess(const FilePath& exposed_dir) { |
| // Name must be set or metrics_service will crash in any test which |
| // launches a UtilityProcessHost. |
| set_name(L"utility process"); |
| |
| if (!CreateChannel()) |
| return false; |
| |
| FilePath exe_path = GetUtilityProcessCmd(); |
| if (exe_path.empty()) { |
| NOTREACHED() << "Unable to get utility process binary name."; |
| return false; |
| } |
| |
| CommandLine* cmd_line = new CommandLine(exe_path); |
| cmd_line->AppendSwitchWithValue(switches::kProcessType, |
| switches::kUtilityProcess); |
| cmd_line->AppendSwitchWithValue(switches::kProcessChannelID, |
| ASCIIToWide(channel_id())); |
| std::string locale = g_browser_process->GetApplicationLocale(); |
| cmd_line->AppendSwitchWithValue(switches::kLang, locale); |
| |
| SetCrashReporterCommandLine(cmd_line); |
| |
| const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess(); |
| if (browser_command_line.HasSwitch(switches::kChromeFrame)) |
| cmd_line->AppendSwitch(switches::kChromeFrame); |
| |
| if (browser_command_line.HasSwitch(switches::kEnableApps)) |
| cmd_line->AppendSwitch(switches::kEnableApps); |
| |
| if (browser_command_line.HasSwitch( |
| switches::kEnableExperimentalExtensionApis)) { |
| cmd_line->AppendSwitch(switches::kEnableExperimentalExtensionApis); |
| } |
| |
| if (browser_command_line.HasSwitch(switches::kIssue35198ExtraLogging)) |
| cmd_line->AppendSwitch(switches::kIssue35198ExtraLogging); |
| |
| #if defined(OS_POSIX) |
| // TODO(port): Sandbox this on Linux. Also, zygote this to work with |
| // Linux updating. |
| bool has_cmd_prefix = browser_command_line.HasSwitch( |
| switches::kUtilityCmdPrefix); |
| if (has_cmd_prefix) { |
| // launch the utility child process with some prefix (usually "xterm -e gdb |
| // --args"). |
| cmd_line->PrependWrapper(browser_command_line.GetSwitchValue( |
| switches::kUtilityCmdPrefix)); |
| } |
| |
| cmd_line->AppendSwitchWithValue(switches::kUtilityProcessAllowedDir, |
| exposed_dir.value().c_str()); |
| #endif |
| |
| Launch( |
| #if defined(OS_WIN) |
| exposed_dir, |
| #elif defined(OS_POSIX) |
| false, |
| base::environment_vector(), |
| #endif |
| cmd_line); |
| |
| return true; |
| } |
| |
| void UtilityProcessHost::OnMessageReceived(const IPC::Message& message) { |
| ChromeThread::PostTask( |
| client_thread_id_, FROM_HERE, |
| NewRunnableMethod(client_.get(), &Client::OnMessageReceived, message)); |
| } |
| |
| void UtilityProcessHost::OnProcessCrashed() { |
| ChromeThread::PostTask( |
| client_thread_id_, FROM_HERE, |
| NewRunnableMethod(client_.get(), &Client::OnProcessCrashed)); |
| } |
| |
| void UtilityProcessHost::Client::OnMessageReceived( |
| const IPC::Message& message) { |
| IPC_BEGIN_MESSAGE_MAP(UtilityProcessHost, message) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_UnpackExtension_Succeeded, |
| Client::OnUnpackExtensionSucceeded) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_UnpackExtension_Failed, |
| Client::OnUnpackExtensionFailed) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_UnpackWebResource_Succeeded, |
| Client::OnUnpackWebResourceSucceeded) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_UnpackWebResource_Failed, |
| Client::OnUnpackWebResourceFailed) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_ParseUpdateManifest_Succeeded, |
| Client::OnParseUpdateManifestSucceeded) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_ParseUpdateManifest_Failed, |
| Client::OnParseUpdateManifestFailed) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_DecodeImage_Succeeded, |
| Client::OnDecodeImageSucceeded) |
| IPC_MESSAGE_HANDLER(UtilityHostMsg_DecodeImage_Failed, |
| Client::OnDecodeImageFailed) |
| IPC_END_MESSAGE_MAP_EX() |
| } |