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| 1 /* | |
| 2 * Copyright 2011 The WebRTC Project Authors. All rights reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #ifndef WEBRTC_P2P_CLIENT_CONNECTIVITYCHECKER_H_ | |
| 12 #define WEBRTC_P2P_CLIENT_CONNECTIVITYCHECKER_H_ | |
| 13 | |
| 14 #include <map> | |
| 15 #include <string> | |
| 16 | |
| 17 #include "webrtc/p2p/base/basicpacketsocketfactory.h" | |
| 18 #include "webrtc/p2p/client/httpportallocator.h" | |
| 19 #include "webrtc/base/basictypes.h" | |
| 20 #include "webrtc/base/messagehandler.h" | |
| 21 #include "webrtc/base/network.h" | |
| 22 #include "webrtc/base/proxyinfo.h" | |
| 23 #include "webrtc/base/scoped_ptr.h" | |
| 24 #include "webrtc/base/sigslot.h" | |
| 25 #include "webrtc/base/socketaddress.h" | |
| 26 | |
| 27 namespace rtc { | |
| 28 class AsyncHttpRequest; | |
| 29 class AutoDetectProxy; | |
| 30 class BasicPacketSocketFactory; | |
| 31 class NetworkManager; | |
| 32 class PacketSocketFactory; | |
| 33 class SignalThread; | |
| 34 class TestHttpPortAllocatorSession; | |
| 35 class Thread; | |
| 36 } | |
| 37 | |
| 38 namespace cricket { | |
| 39 class HttpPortAllocator; | |
| 40 class Port; | |
| 41 class PortAllocatorSession; | |
| 42 struct PortConfiguration; | |
| 43 class RelayPort; | |
| 44 class StunPort; | |
| 45 | |
| 46 // Contains details about a discovered firewall that are of interest | |
| 47 // when debugging call failures. | |
| 48 struct FirewallInfo { | |
| 49 std::string brand; | |
| 50 std::string model; | |
| 51 | |
| 52 // TODO: List of current port mappings. | |
| 53 }; | |
| 54 | |
| 55 // Contains details about a specific connect attempt. | |
| 56 struct ConnectInfo { | |
| 57 ConnectInfo() | |
| 58 : rtt(-1), error(0) {} | |
| 59 // Time when the connection was initiated. Needed for calculating | |
| 60 // the round trip time. | |
| 61 uint32 start_time_ms; | |
| 62 // Round trip time in milliseconds or -1 for failed connection. | |
| 63 int32 rtt; | |
| 64 // Error code representing low level errors like socket errors. | |
| 65 int error; | |
| 66 }; | |
| 67 | |
| 68 // Identifier for a network interface and proxy address pair. | |
| 69 struct NicId { | |
| 70 NicId(const rtc::IPAddress& ip, | |
| 71 const rtc::SocketAddress& proxy_address) | |
| 72 : ip(ip), | |
| 73 proxy_address(proxy_address) { | |
| 74 } | |
| 75 rtc::IPAddress ip; | |
| 76 rtc::SocketAddress proxy_address; | |
| 77 }; | |
| 78 | |
| 79 // Comparator implementation identifying unique network interface and | |
| 80 // proxy address pairs. | |
| 81 class NicIdComparator { | |
| 82 public: | |
| 83 int compare(const NicId &first, const NicId &second) const { | |
| 84 if (first.ip == second.ip) { | |
| 85 // Compare proxy address. | |
| 86 if (first.proxy_address == second.proxy_address) { | |
| 87 return 0; | |
| 88 } else { | |
| 89 return first.proxy_address < second.proxy_address? -1 : 1; | |
| 90 } | |
| 91 } | |
| 92 return first.ip < second.ip ? -1 : 1; | |
| 93 } | |
| 94 | |
| 95 bool operator()(const NicId &first, const NicId &second) const { | |
| 96 return (compare(first, second) < 0); | |
| 97 } | |
| 98 }; | |
| 99 | |
| 100 // Contains information of a network interface and proxy address pair. | |
| 101 struct NicInfo { | |
| 102 NicInfo() {} | |
| 103 rtc::IPAddress ip; | |
| 104 rtc::ProxyInfo proxy_info; | |
| 105 rtc::SocketAddress external_address; | |
| 106 ServerAddresses stun_server_addresses; | |
| 107 rtc::SocketAddress media_server_address; | |
| 108 ConnectInfo stun; | |
| 109 ConnectInfo http; | |
| 110 ConnectInfo https; | |
| 111 ConnectInfo udp; | |
| 112 ConnectInfo tcp; | |
| 113 ConnectInfo ssltcp; | |
| 114 FirewallInfo firewall; | |
| 115 }; | |
| 116 | |
| 117 // Holds the result of the connectivity check. | |
| 118 class NicMap : public std::map<NicId, NicInfo, NicIdComparator> { | |
| 119 }; | |
| 120 | |
| 121 class TestHttpPortAllocatorSession : public HttpPortAllocatorSession { | |
| 122 public: | |
| 123 TestHttpPortAllocatorSession( | |
| 124 HttpPortAllocator* allocator, | |
| 125 const std::string& content_name, | |
| 126 int component, | |
| 127 const std::string& ice_ufrag, | |
| 128 const std::string& ice_pwd, | |
| 129 const std::vector<rtc::SocketAddress>& stun_hosts, | |
| 130 const std::vector<std::string>& relay_hosts, | |
| 131 const std::string& relay_token, | |
| 132 const std::string& user_agent) | |
| 133 : HttpPortAllocatorSession( | |
| 134 allocator, content_name, component, ice_ufrag, ice_pwd, stun_hosts, | |
| 135 relay_hosts, relay_token, user_agent) { | |
| 136 } | |
| 137 void set_proxy(const rtc::ProxyInfo& proxy) { | |
| 138 proxy_ = proxy; | |
| 139 } | |
| 140 | |
| 141 void ConfigReady(PortConfiguration* config); | |
| 142 | |
| 143 void OnRequestDone(rtc::SignalThread* data); | |
| 144 | |
| 145 sigslot::signal4<const std::string&, const std::string&, | |
| 146 const PortConfiguration*, | |
| 147 const rtc::ProxyInfo&> SignalConfigReady; | |
| 148 sigslot::signal1<rtc::AsyncHttpRequest*> SignalRequestDone; | |
| 149 | |
| 150 private: | |
| 151 rtc::ProxyInfo proxy_; | |
| 152 }; | |
| 153 | |
| 154 // Runs a request/response check on all network interface and proxy | |
| 155 // address combinations. The check is considered done either when all | |
| 156 // checks has been successful or when the check times out. | |
| 157 class ConnectivityChecker | |
| 158 : public rtc::MessageHandler, public sigslot::has_slots<> { | |
| 159 public: | |
| 160 ConnectivityChecker(rtc::Thread* worker, | |
| 161 const std::string& jid, | |
| 162 const std::string& session_id, | |
| 163 const std::string& user_agent, | |
| 164 const std::string& relay_token, | |
| 165 const std::string& connection); | |
| 166 virtual ~ConnectivityChecker(); | |
| 167 | |
| 168 // Virtual for gMock. | |
| 169 virtual bool Initialize(); | |
| 170 virtual void Start(); | |
| 171 | |
| 172 // MessageHandler implementation. | |
| 173 virtual void OnMessage(rtc::Message *msg); | |
| 174 | |
| 175 // Instruct checker to stop and wait until that's done. | |
| 176 // Virtual for gMock. | |
| 177 virtual void Stop() { | |
| 178 worker_->Stop(); | |
| 179 } | |
| 180 | |
| 181 const NicMap& GetResults() const { | |
| 182 return nics_; | |
| 183 } | |
| 184 | |
| 185 void set_timeout_ms(uint32 timeout) { | |
| 186 timeout_ms_ = timeout; | |
| 187 } | |
| 188 | |
| 189 void set_stun_address(const rtc::SocketAddress& stun_address) { | |
| 190 stun_address_ = stun_address; | |
| 191 } | |
| 192 | |
| 193 const std::string& connection() const { | |
| 194 return connection_; | |
| 195 } | |
| 196 | |
| 197 const std::string& jid() const { | |
| 198 return jid_; | |
| 199 } | |
| 200 | |
| 201 const std::string& session_id() const { | |
| 202 return session_id_; | |
| 203 } | |
| 204 | |
| 205 // Context: Main Thread. Signalled when the connectivity check is complete. | |
| 206 sigslot::signal1<ConnectivityChecker*> SignalCheckDone; | |
| 207 | |
| 208 protected: | |
| 209 // Can be overridden for test. | |
| 210 virtual rtc::NetworkManager* CreateNetworkManager() { | |
| 211 return new rtc::BasicNetworkManager(); | |
| 212 } | |
| 213 virtual rtc::BasicPacketSocketFactory* CreateSocketFactory( | |
| 214 rtc::Thread* thread) { | |
| 215 return new rtc::BasicPacketSocketFactory(thread); | |
| 216 } | |
| 217 virtual HttpPortAllocator* CreatePortAllocator( | |
| 218 rtc::NetworkManager* network_manager, | |
| 219 const std::string& user_agent, | |
| 220 const std::string& relay_token); | |
| 221 virtual StunPort* CreateStunPort( | |
| 222 const std::string& username, const std::string& password, | |
| 223 const PortConfiguration* config, rtc::Network* network); | |
| 224 virtual RelayPort* CreateRelayPort( | |
| 225 const std::string& username, const std::string& password, | |
| 226 const PortConfiguration* config, rtc::Network* network); | |
| 227 virtual void InitiateProxyDetection(); | |
| 228 virtual void SetProxyInfo(const rtc::ProxyInfo& info); | |
| 229 virtual rtc::ProxyInfo GetProxyInfo() const; | |
| 230 | |
| 231 rtc::Thread* worker() { | |
| 232 return worker_; | |
| 233 } | |
| 234 | |
| 235 private: | |
| 236 bool AddNic(const rtc::IPAddress& ip, | |
| 237 const rtc::SocketAddress& proxy_address); | |
| 238 void AllocatePorts(); | |
| 239 void AllocateRelayPorts(); | |
| 240 void CheckNetworks(); | |
| 241 void CreateRelayPorts( | |
| 242 const std::string& username, const std::string& password, | |
| 243 const PortConfiguration* config, const rtc::ProxyInfo& proxy_info); | |
| 244 | |
| 245 // Must be called by the worker thread. | |
| 246 void CleanUp(); | |
| 247 | |
| 248 void OnRequestDone(rtc::AsyncHttpRequest* request); | |
| 249 void OnRelayPortComplete(Port* port); | |
| 250 void OnStunPortComplete(Port* port); | |
| 251 void OnRelayPortError(Port* port); | |
| 252 void OnStunPortError(Port* port); | |
| 253 void OnNetworksChanged(); | |
| 254 void OnProxyDetect(rtc::SignalThread* thread); | |
| 255 void OnConfigReady( | |
| 256 const std::string& username, const std::string& password, | |
| 257 const PortConfiguration* config, const rtc::ProxyInfo& proxy); | |
| 258 void OnConfigWithProxyReady(const PortConfiguration*); | |
| 259 void RegisterHttpStart(int port); | |
| 260 rtc::Thread* worker_; | |
| 261 std::string jid_; | |
| 262 std::string session_id_; | |
| 263 std::string user_agent_; | |
| 264 std::string relay_token_; | |
| 265 std::string connection_; | |
| 266 rtc::AutoDetectProxy* proxy_detect_; | |
| 267 rtc::scoped_ptr<rtc::NetworkManager> network_manager_; | |
| 268 rtc::scoped_ptr<rtc::BasicPacketSocketFactory> socket_factory_; | |
| 269 rtc::scoped_ptr<HttpPortAllocator> port_allocator_; | |
| 270 NicMap nics_; | |
| 271 std::vector<Port*> ports_; | |
| 272 std::vector<PortAllocatorSession*> sessions_; | |
| 273 uint32 timeout_ms_; | |
| 274 rtc::SocketAddress stun_address_; | |
| 275 rtc::Thread* main_; | |
| 276 bool started_; | |
| 277 }; | |
| 278 | |
| 279 } // namespace cricket | |
| 280 | |
| 281 #endif // WEBRTC_P2P_CLIENT_CONNECTIVITYCHECKER_H_ | |
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Chromium Code Reviews
Issue 1311353011:
Remove AsyncHttpRequest, AutoPortAllocator, ConnectivityChecker, and HttpPortAllocator (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master