blob: ef34fd568c4fb1b9a6c2a598f9dc123f899a5722 [file] [log] [blame]
// Copyright 2014 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 "chromecast/browser/devtools/remote_debugging_server.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "build/build_config.h"
#include "chromecast/base/pref_names.h"
#include "chromecast/browser/cast_browser_process.h"
#include "chromecast/browser/devtools/cast_dev_tools_delegate.h"
#include "chromecast/common/cast_content_client.h"
#include "components/devtools_http_handler/devtools_http_handler.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/user_agent.h"
#include "net/base/net_errors.h"
#include "net/socket/tcp_server_socket.h"
#if defined(OS_ANDROID)
#include "content/public/browser/android/devtools_auth.h"
#include "net/socket/unix_domain_server_socket_posix.h"
#endif // defined(OS_ANDROID)
using devtools_http_handler::DevToolsHttpHandler;
namespace chromecast {
namespace shell {
namespace {
const char kFrontEndURL[] =
"https://chrome-devtools-frontend.appspot.com/serve_rev/%s/inspector.html";
const uint16_t kDefaultRemoteDebuggingPort = 9222;
const int kBackLog = 10;
#if defined(OS_ANDROID)
class UnixDomainServerSocketFactory
: public DevToolsHttpHandler::ServerSocketFactory {
public:
explicit UnixDomainServerSocketFactory(const std::string& socket_name)
: socket_name_(socket_name) {}
private:
// devtools_http_handler::DevToolsHttpHandler::ServerSocketFactory.
scoped_ptr<net::ServerSocket> CreateForHttpServer() override {
scoped_ptr<net::ServerSocket> socket(
new net::UnixDomainServerSocket(
base::Bind(&content::CanUserConnectToDevTools),
true /* use_abstract_namespace */));
if (socket->ListenWithAddressAndPort(socket_name_, 0, kBackLog) != net::OK)
return scoped_ptr<net::ServerSocket>();
return socket;
}
std::string socket_name_;
DISALLOW_COPY_AND_ASSIGN(UnixDomainServerSocketFactory);
};
#else
class TCPServerSocketFactory
: public DevToolsHttpHandler::ServerSocketFactory {
public:
TCPServerSocketFactory(const std::string& address, uint16_t port)
: address_(address), port_(port) {}
private:
// devtools_http_handler::DevToolsHttpHandler::ServerSocketFactory.
scoped_ptr<net::ServerSocket> CreateForHttpServer() override {
scoped_ptr<net::ServerSocket> socket(
new net::TCPServerSocket(nullptr, net::NetLog::Source()));
if (socket->ListenWithAddressAndPort(address_, port_, kBackLog) != net::OK)
return scoped_ptr<net::ServerSocket>();
return socket;
}
std::string address_;
uint16_t port_;
DISALLOW_COPY_AND_ASSIGN(TCPServerSocketFactory);
};
#endif
scoped_ptr<DevToolsHttpHandler::ServerSocketFactory> CreateSocketFactory(
uint16_t port) {
#if defined(OS_ANDROID)
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
std::string socket_name = "cast_shell_devtools_remote";
if (command_line->HasSwitch(switches::kRemoteDebuggingSocketName)) {
socket_name = command_line->GetSwitchValueASCII(
switches::kRemoteDebuggingSocketName);
}
return scoped_ptr<DevToolsHttpHandler::ServerSocketFactory>(
new UnixDomainServerSocketFactory(socket_name));
#else
return scoped_ptr<DevToolsHttpHandler::ServerSocketFactory>(
new TCPServerSocketFactory("0.0.0.0", port));
#endif
}
std::string GetFrontendUrl() {
return base::StringPrintf(kFrontEndURL, content::GetWebKitRevision().c_str());
}
} // namespace
RemoteDebuggingServer::RemoteDebuggingServer(bool start_immediately)
: port_(kDefaultRemoteDebuggingPort) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
pref_enabled_.Init(prefs::kEnableRemoteDebugging,
CastBrowserProcess::GetInstance()->pref_service(),
base::Bind(&RemoteDebuggingServer::OnEnabledChanged,
base::Unretained(this)));
std::string port_str =
base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
switches::kRemoteDebuggingPort);
if (!port_str.empty()) {
int port = kDefaultRemoteDebuggingPort;
if (base::StringToInt(port_str, &port)) {
port_ = static_cast<uint16_t>(port);
} else {
port_ = kDefaultRemoteDebuggingPort;
}
}
// Starts new dev tools, clearing port number saved in config.
// Remote debugging in production must be triggered only by config server.
pref_enabled_.SetValue(start_immediately && port_ != 0);
OnEnabledChanged();
}
RemoteDebuggingServer::~RemoteDebuggingServer() {
pref_enabled_.SetValue(false);
OnEnabledChanged();
}
void RemoteDebuggingServer::OnEnabledChanged() {
bool enabled = *pref_enabled_ && port_ != 0;
if (enabled && !devtools_http_handler_) {
devtools_http_handler_.reset(new DevToolsHttpHandler(
CreateSocketFactory(port_),
GetFrontendUrl(),
new CastDevToolsDelegate(),
base::FilePath(),
base::FilePath(),
std::string(),
GetUserAgent()));
LOG(INFO) << "Devtools started: port=" << port_;
} else if (!enabled && devtools_http_handler_) {
LOG(INFO) << "Stop devtools: port=" << port_;
devtools_http_handler_.reset();
}
}
} // namespace shell
} // namespace chromecast