cef/libcef/browser/devtools/devtools_manager_delegate.cc

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// Copyright 2013 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 "libcef/browser/devtools/devtools_manager_delegate.h"
#include <stdint.h>
#include <vector>
#include "base/atomicops.h"
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/functional/bind.h"
#include "base/memory/ptr_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "cef/grit/cef_resources.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/devtools_agent_host.h"
#include "content/public/browser/devtools_frontend_host.h"
#include "content/public/browser/devtools_socket_factory.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/common/content_switches.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/user_agent.h"
#include "net/base/net_errors.h"
#include "net/log/net_log_source.h"
#include "net/socket/tcp_server_socket.h"
#include "ui/base/resource/resource_bundle.h"
namespace {
const int kBackLog = 10;
class TCPServerSocketFactory : public content::DevToolsSocketFactory {
public:
TCPServerSocketFactory(const std::string& address, uint16_t port)
: address_(address), port_(port) {}
TCPServerSocketFactory(const TCPServerSocketFactory&) = delete;
TCPServerSocketFactory& operator=(const TCPServerSocketFactory&) = delete;
private:
// content::DevToolsSocketFactory.
std::unique_ptr<net::ServerSocket> CreateForHttpServer() override {
std::unique_ptr<net::ServerSocket> socket(
new net::TCPServerSocket(nullptr, net::NetLogSource()));
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if (socket->ListenWithAddressAndPort(address_, port_, kBackLog) !=
net::OK) {
return std::unique_ptr<net::ServerSocket>();
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}
return socket;
}
std::unique_ptr<net::ServerSocket> CreateForTethering(
std::string* out_name) override {
return nullptr;
}
std::string address_;
uint16_t port_;
};
std::unique_ptr<content::DevToolsSocketFactory> CreateSocketFactory() {
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
// See if the user specified a port on the command line. Specifying 0 would
// result in the selection of an ephemeral port but that doesn't make sense
// for CEF where the URL is otherwise undiscoverable. Also, don't allow
// binding of ports between 0 and 1024 exclusive because they're normally
// restricted to root on Posix-based systems.
uint16_t port = 0;
if (command_line.HasSwitch(switches::kRemoteDebuggingPort)) {
int temp_port;
std::string port_str =
command_line.GetSwitchValueASCII(switches::kRemoteDebuggingPort);
if (base::StringToInt(port_str, &temp_port) && temp_port >= 1024 &&
temp_port < 65535) {
port = static_cast<uint16_t>(temp_port);
} else {
DLOG(WARNING) << "Invalid http debugger port number " << temp_port;
}
}
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if (port == 0) {
return nullptr;
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}
return std::unique_ptr<content::DevToolsSocketFactory>(
new TCPServerSocketFactory("127.0.0.1", port));
}
} // namespace
// CefDevToolsManagerDelegate ----------------------------------------------
// static
void CefDevToolsManagerDelegate::StartHttpHandler(
content::BrowserContext* browser_context) {
std::unique_ptr<content::DevToolsSocketFactory> socket_factory =
CreateSocketFactory();
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if (!socket_factory) {
return;
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}
content::DevToolsAgentHost::StartRemoteDebuggingServer(
std::move(socket_factory), browser_context->GetPath(), base::FilePath());
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(switches::kRemoteDebuggingPipe)) {
content::DevToolsAgentHost::StartRemoteDebuggingPipeHandler(
base::OnceClosure());
}
}
// static
void CefDevToolsManagerDelegate::StopHttpHandler() {
// This is a no-op if the server was never started.
content::DevToolsAgentHost::StopRemoteDebuggingServer();
}
CefDevToolsManagerDelegate::CefDevToolsManagerDelegate() {}
CefDevToolsManagerDelegate::~CefDevToolsManagerDelegate() {}
scoped_refptr<content::DevToolsAgentHost>
CefDevToolsManagerDelegate::CreateNewTarget(
const GURL& url,
content::DevToolsManagerDelegate::TargetType target_type) {
// This is reached when the user selects "Open link in new tab" from the
// DevTools interface.
// TODO(cef): Consider exposing new API to support this.
return nullptr;
}
std::string CefDevToolsManagerDelegate::GetDiscoveryPageHTML() {
return ui::ResourceBundle::GetSharedInstance().LoadDataResourceString(
IDR_CEF_DEVTOOLS_DISCOVERY_PAGE);
}
bool CefDevToolsManagerDelegate::HasBundledFrontendResources() {
return true;
}