| // Copyright (c) 2012 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/android/dev_tools_server.h" |
| |
| #include <pwd.h> |
| #include <cstring> |
| |
| #include "base/android/jni_string.h" |
| #include "base/basictypes.h" |
| #include "base/bind.h" |
| #include "base/callback.h" |
| #include "base/command_line.h" |
| #include "base/compiler_specific.h" |
| #include "base/files/file_path.h" |
| #include "base/logging.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/browser/android/tab_android.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/history/top_sites.h" |
| #include "chrome/browser/profiles/profile_manager.h" |
| #include "chrome/browser/ui/android/tab_model/tab_model.h" |
| #include "chrome/browser/ui/android/tab_model/tab_model_list.h" |
| #include "content/public/browser/android/devtools_auth.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/devtools_agent_host.h" |
| #include "content/public/browser/devtools_http_handler.h" |
| #include "content/public/browser/devtools_http_handler_delegate.h" |
| #include "content/public/browser/devtools_target.h" |
| #include "content/public/browser/favicon_status.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/browser/web_contents_delegate.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/url_constants.h" |
| #include "content/public/common/user_agent.h" |
| #include "grit/browser_resources.h" |
| #include "jni/DevToolsServer_jni.h" |
| #include "net/base/net_errors.h" |
| #include "net/socket/unix_domain_listen_socket_posix.h" |
| #include "net/socket/unix_domain_server_socket_posix.h" |
| #include "net/url_request/url_request_context_getter.h" |
| #include "ui/base/resource/resource_bundle.h" |
| |
| using content::DevToolsAgentHost; |
| using content::RenderViewHost; |
| using content::WebContents; |
| |
| namespace { |
| |
| // TL;DR: Do not change this string. |
| // |
| // Desktop Chrome relies on this format to identify debuggable apps on Android |
| // (see the code under chrome/browser/devtools/device). |
| // If this string ever changes it would not be sufficient to change the |
| // corresponding string on the client side. Since debugging an older version of |
| // Chrome for Android from a newer version of desktop Chrome is a very common |
| // scenario, the client code will have to be modified to recognize both the old |
| // and the new format. |
| const char kDevToolsChannelNameFormat[] = "%s_devtools_remote"; |
| |
| const char kFrontEndURL[] = |
| "http://chrome-devtools-frontend.appspot.com/serve_rev/%s/devtools.html"; |
| const char kTetheringSocketName[] = "chrome_devtools_tethering_%d_%d"; |
| |
| bool AuthorizeSocketAccessWithDebugPermission( |
| const net::UnixDomainServerSocket::Credentials& credentials) { |
| JNIEnv* env = base::android::AttachCurrentThread(); |
| return Java_DevToolsServer_checkDebugPermission( |
| env, base::android::GetApplicationContext(), |
| credentials.process_id, credentials.user_id) || |
| content::CanUserConnectToDevTools(credentials); |
| } |
| |
| // Delegate implementation for the devtools http handler on android. A new |
| // instance of this gets created each time devtools is enabled. |
| class DevToolsServerDelegate : public content::DevToolsHttpHandlerDelegate { |
| public: |
| explicit DevToolsServerDelegate( |
| const net::UnixDomainServerSocket::AuthCallback& auth_callback) |
| : last_tethering_socket_(0), |
| auth_callback_(auth_callback) { |
| } |
| |
| virtual std::string GetDiscoveryPageHTML() override { |
| // TopSites updates itself after a delay. Ask TopSites to update itself |
| // when we're about to show the remote debugging landing page. |
| content::BrowserThread::PostTask( |
| content::BrowserThread::UI, |
| FROM_HERE, |
| base::Bind(&DevToolsServerDelegate::PopulatePageThumbnails)); |
| return ResourceBundle::GetSharedInstance().GetRawDataResource( |
| IDR_DEVTOOLS_DISCOVERY_PAGE_HTML).as_string(); |
| } |
| |
| virtual bool BundlesFrontendResources() override { |
| return false; |
| } |
| |
| virtual base::FilePath GetDebugFrontendDir() override { |
| return base::FilePath(); |
| } |
| |
| virtual scoped_ptr<net::StreamListenSocket> CreateSocketForTethering( |
| net::StreamListenSocket::Delegate* delegate, |
| std::string* name) override { |
| *name = base::StringPrintf( |
| kTetheringSocketName, getpid(), ++last_tethering_socket_); |
| return net::deprecated::UnixDomainListenSocket:: |
| CreateAndListenWithAbstractNamespace( |
| *name, "", delegate, auth_callback_); |
| } |
| |
| private: |
| static void PopulatePageThumbnails() { |
| Profile* profile = |
| ProfileManager::GetLastUsedProfile()->GetOriginalProfile(); |
| history::TopSites* top_sites = profile->GetTopSites(); |
| if (top_sites) |
| top_sites->SyncWithHistory(); |
| } |
| |
| int last_tethering_socket_; |
| const net::UnixDomainServerSocket::AuthCallback auth_callback_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DevToolsServerDelegate); |
| }; |
| |
| // Factory for UnixDomainServerSocket. It tries a fallback socket when |
| // original socket doesn't work. |
| class UnixDomainServerSocketFactory |
| : public content::DevToolsHttpHandler::ServerSocketFactory { |
| public: |
| UnixDomainServerSocketFactory( |
| const std::string& socket_name, |
| const net::UnixDomainServerSocket::AuthCallback& auth_callback) |
| : content::DevToolsHttpHandler::ServerSocketFactory(socket_name, 0, 1), |
| auth_callback_(auth_callback) { |
| } |
| |
| private: |
| // content::DevToolsHttpHandler::ServerSocketFactory. |
| virtual scoped_ptr<net::ServerSocket> Create() const override { |
| return scoped_ptr<net::ServerSocket>( |
| new net::UnixDomainServerSocket(auth_callback_, |
| true /* use_abstract_namespace */)); |
| } |
| |
| virtual scoped_ptr<net::ServerSocket> CreateAndListen() const override { |
| scoped_ptr<net::ServerSocket> socket = Create(); |
| if (!socket) |
| return scoped_ptr<net::ServerSocket>(); |
| |
| if (socket->ListenWithAddressAndPort(address_, port_, backlog_) == net::OK) |
| return socket.Pass(); |
| |
| // Try a fallback socket name. |
| const std::string fallback_address( |
| base::StringPrintf("%s_%d", address_.c_str(), getpid())); |
| if (socket->ListenWithAddressAndPort(fallback_address, port_, backlog_) |
| == net::OK) |
| return socket.Pass(); |
| |
| return scoped_ptr<net::ServerSocket>(); |
| } |
| |
| const net::UnixDomainServerSocket::AuthCallback auth_callback_; |
| |
| DISALLOW_COPY_AND_ASSIGN(UnixDomainServerSocketFactory); |
| }; |
| |
| } // namespace |
| |
| DevToolsServer::DevToolsServer(const std::string& socket_name_prefix) |
| : socket_name_(base::StringPrintf(kDevToolsChannelNameFormat, |
| socket_name_prefix.c_str())), |
| protocol_handler_(NULL) { |
| // Override the socket name if one is specified on the command line. |
| const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
| if (command_line.HasSwitch(switches::kRemoteDebuggingSocketName)) { |
| socket_name_ = command_line.GetSwitchValueASCII( |
| switches::kRemoteDebuggingSocketName); |
| } |
| } |
| |
| DevToolsServer::~DevToolsServer() { |
| Stop(); |
| } |
| |
| void DevToolsServer::Start(bool allow_debug_permission) { |
| if (protocol_handler_) |
| return; |
| |
| net::UnixDomainServerSocket::AuthCallback auth_callback = |
| allow_debug_permission ? |
| base::Bind(&AuthorizeSocketAccessWithDebugPermission) : |
| base::Bind(&content::CanUserConnectToDevTools); |
| scoped_ptr<content::DevToolsHttpHandler::ServerSocketFactory> factory( |
| new UnixDomainServerSocketFactory(socket_name_, auth_callback)); |
| protocol_handler_ = content::DevToolsHttpHandler::Start( |
| factory.Pass(), |
| base::StringPrintf(kFrontEndURL, content::GetWebKitRevision().c_str()), |
| new DevToolsServerDelegate(auth_callback), |
| base::FilePath()); |
| } |
| |
| void DevToolsServer::Stop() { |
| if (!protocol_handler_) |
| return; |
| // Note that the call to Stop() below takes care of |protocol_handler_| |
| // deletion. |
| protocol_handler_->Stop(); |
| protocol_handler_ = NULL; |
| } |
| |
| bool DevToolsServer::IsStarted() const { |
| return protocol_handler_; |
| } |
| |
| bool RegisterDevToolsServer(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |
| |
| static jlong InitRemoteDebugging(JNIEnv* env, |
| jobject obj, |
| jstring socket_name_prefix) { |
| DevToolsServer* server = new DevToolsServer( |
| base::android::ConvertJavaStringToUTF8(env, socket_name_prefix)); |
| return reinterpret_cast<intptr_t>(server); |
| } |
| |
| static void DestroyRemoteDebugging(JNIEnv* env, jobject obj, jlong server) { |
| delete reinterpret_cast<DevToolsServer*>(server); |
| } |
| |
| static jboolean IsRemoteDebuggingEnabled(JNIEnv* env, |
| jobject obj, |
| jlong server) { |
| return reinterpret_cast<DevToolsServer*>(server)->IsStarted(); |
| } |
| |
| static void SetRemoteDebuggingEnabled(JNIEnv* env, |
| jobject obj, |
| jlong server, |
| jboolean enabled, |
| jboolean allow_debug_permission) { |
| DevToolsServer* devtools_server = reinterpret_cast<DevToolsServer*>(server); |
| if (enabled) { |
| devtools_server->Start(allow_debug_permission); |
| } else { |
| devtools_server->Stop(); |
| } |
| } |