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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "components/ui_devtools/devtools_server.h" |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" |
| 9 #include "base/command_line.h" |
| 10 #include "base/format_macros.h" |
| 11 #include "base/memory/ptr_util.h" |
| 12 #include "base/strings/string_number_conversions.h" |
| 13 #include "base/strings/stringprintf.h" |
| 14 #include "base/values.h" |
| 15 #include "components/ui_devtools/switches.h" |
| 16 #include "net/base/net_errors.h" |
| 17 #include "net/log/net_log.h" |
| 18 #include "net/server/http_server_request_info.h" |
| 19 #include "net/socket/server_socket.h" |
| 20 #include "net/socket/tcp_server_socket.h" |
| 21 |
| 22 namespace ui { |
| 23 namespace devtools { |
| 24 |
| 25 namespace { |
| 26 const char kChromeDeveloperToolsPrefix[] = |
| 27 "chrome-devtools://devtools/bundled/inspector.html?ws="; |
| 28 } // namespace |
| 29 |
| 30 UiDevToolsServer::UiDevToolsServer() |
| 31 : thread_(new base::Thread("UiDevToolsServerThread")) {} |
| 32 |
| 33 UiDevToolsServer::~UiDevToolsServer() {} |
| 34 |
| 35 // static |
| 36 std::unique_ptr<UiDevToolsServer> UiDevToolsServer::Create() { |
| 37 std::unique_ptr<UiDevToolsServer> server; |
| 38 if (base::CommandLine::ForCurrentProcess()->HasSwitch(kEnableUiDevTools)) { |
| 39 // TODO(mhashmi): Change port if more than one inspectable clients |
| 40 int port = 9223; // Default port is 9223 |
| 41 base::StringToInt( |
| 42 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII( |
| 43 kEnableUiDevTools), |
| 44 &port); |
| 45 server.reset(new UiDevToolsServer()); |
| 46 server->Start("127.0.0.1", port); |
| 47 } |
| 48 return server; |
| 49 } |
| 50 |
| 51 void UiDevToolsServer::AttachClient(std::unique_ptr<UiDevToolsClient> client) { |
| 52 clients_.push_back(std::move(client)); |
| 53 } |
| 54 |
| 55 void UiDevToolsServer::SendOverWebSocket(int connection_id, |
| 56 const String& message) { |
| 57 thread_->task_runner()->PostTask( |
| 58 FROM_HERE, |
| 59 base::Bind(&net::HttpServer::SendOverWebSocket, |
| 60 base::Unretained(server_.get()), connection_id, message)); |
| 61 } |
| 62 |
| 63 void UiDevToolsServer::Start(const std::string& address_string, uint16_t port) { |
| 64 if (thread_ && thread_->IsRunning()) |
| 65 return; |
| 66 |
| 67 // Start IO thread upon which all the methods will run |
| 68 base::Thread::Options options; |
| 69 options.message_loop_type = base::MessageLoop::TYPE_IO; |
| 70 if (thread_->StartWithOptions(options)) { |
| 71 thread_->task_runner()->PostTask( |
| 72 FROM_HERE, base::Bind(&UiDevToolsServer::StartServer, |
| 73 base::Unretained(this), address_string, port)); |
| 74 } |
| 75 } |
| 76 |
| 77 void UiDevToolsServer::StartServer(const std::string& address_string, |
| 78 uint16_t port) { |
| 79 std::unique_ptr<net::ServerSocket> socket( |
| 80 new net::TCPServerSocket(nullptr, net::NetLogSource())); |
| 81 constexpr int kBacklog = 1; |
| 82 if (socket->ListenWithAddressAndPort(address_string, port, kBacklog) != |
| 83 net::OK) |
| 84 return; |
| 85 server_ = base::MakeUnique<net::HttpServer>(std::move(socket), this); |
| 86 } |
| 87 |
| 88 // HttpServer::Delegate Implementation |
| 89 void UiDevToolsServer::OnConnect(int connection_id) { |
| 90 NOTIMPLEMENTED(); |
| 91 } |
| 92 |
| 93 void UiDevToolsServer::OnHttpRequest(int connection_id, |
| 94 const net::HttpServerRequestInfo& info) { |
| 95 // Display a simple html page with all the clients and the corresponding |
| 96 // devtools links |
| 97 // TODO(mhashmi): Remove and display all clients under chrome://inspect/#other |
| 98 if (info.path.empty() || info.path == "/") { |
| 99 std::string clientHTML = "<html>"; |
| 100 clientHTML += |
| 101 "<h3>Copy paste the corresponding links in your browser to inspect " |
| 102 "them:</h3>"; |
| 103 net::IPEndPoint ip; |
| 104 server_->GetLocalAddress(&ip); |
| 105 for (ClientsList::size_type i = 0; i != clients_.size(); i++) { |
| 106 clientHTML += base::StringPrintf( |
| 107 "<p><strong>%s</strong> (%s%s/%" PRIuS ")</p>", |
| 108 clients_[i]->name().c_str(), kChromeDeveloperToolsPrefix, |
| 109 ip.ToString().c_str(), i); |
| 110 } |
| 111 clientHTML += "</html>"; |
| 112 thread_->task_runner()->PostTask( |
| 113 FROM_HERE, |
| 114 base::Bind(&net::HttpServer::Send200, base::Unretained(server_.get()), |
| 115 connection_id, clientHTML, "text/html")); |
| 116 } |
| 117 } |
| 118 |
| 119 void UiDevToolsServer::OnWebSocketRequest( |
| 120 int connection_id, |
| 121 const net::HttpServerRequestInfo& info) { |
| 122 size_t target_id = 0; |
| 123 if (info.path.empty() || |
| 124 !base::StringToSizeT(info.path.substr(1), &target_id) || |
| 125 target_id > clients_.size()) |
| 126 return; |
| 127 |
| 128 UiDevToolsClient* client = clients_[target_id].get(); |
| 129 // Only one user can inspect the client at a time |
| 130 if (client->connected()) |
| 131 return; |
| 132 client->set_connection_id(connection_id); |
| 133 connections_[connection_id] = client; |
| 134 thread_->task_runner()->PostTask( |
| 135 FROM_HERE, |
| 136 base::Bind(&net::HttpServer::AcceptWebSocket, |
| 137 base::Unretained(server_.get()), connection_id, info)); |
| 138 } |
| 139 |
| 140 void UiDevToolsServer::OnWebSocketMessage(int connection_id, |
| 141 const std::string& data) { |
| 142 ConnectionsMap::iterator it = connections_.find(connection_id); |
| 143 DCHECK(it != connections_.end()); |
| 144 UiDevToolsClient* client = it->second; |
| 145 DCHECK(client); |
| 146 thread_->task_runner()->PostTask( |
| 147 FROM_HERE, |
| 148 base::Bind(&UiDevToolsClient::Dispatch, base::Unretained(client), data)); |
| 149 } |
| 150 |
| 151 void UiDevToolsServer::OnClose(int connection_id) { |
| 152 ConnectionsMap::iterator it = connections_.find(connection_id); |
| 153 DCHECK(it != connections_.end()); |
| 154 UiDevToolsClient* client = it->second; |
| 155 DCHECK(client); |
| 156 client->set_connection_id(UiDevToolsClient::kNotConnected); |
| 157 connections_.erase(it); |
| 158 } |
| 159 |
| 160 } // namespace devtools |
| 161 } // namespace ui |
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Chromium Code Reviews
Issue 2374513002:
Add ui devtools server (Closed)
