| OLD | NEW |
| (Empty) |
| 1 /* | |
| 2 * Copyright 2004 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 #include "webrtc/base/network.h" | |
| 12 | |
| 13 #include "webrtc/base/checks.h" | |
| 14 #include "webrtc/base/nethelpers.h" | |
| 15 #include "webrtc/base/networkmonitor.h" | |
| 16 #include <memory> | |
| 17 #include <vector> | |
| 18 #if defined(WEBRTC_POSIX) | |
| 19 #include <sys/types.h> | |
| 20 #include <net/if.h> | |
| 21 #include "webrtc/base/ifaddrs_converter.h" | |
| 22 #endif // defined(WEBRTC_POSIX) | |
| 23 #include "webrtc/base/gunit.h" | |
| 24 #if defined(WEBRTC_WIN) | |
| 25 #include "webrtc/base/logging.h" // For LOG_GLE | |
| 26 #endif | |
| 27 | |
| 28 namespace rtc { | |
| 29 | |
| 30 namespace { | |
| 31 | |
| 32 class FakeNetworkMonitor : public NetworkMonitorBase { | |
| 33 public: | |
| 34 void Start() override { started_ = true; } | |
| 35 void Stop() override { started_ = false; } | |
| 36 bool started() { return started_; } | |
| 37 AdapterType GetAdapterType(const std::string& if_name) override { | |
| 38 // Note that the name matching rules are different from the | |
| 39 // GetAdapterTypeFromName in NetworkManager. | |
| 40 if (if_name.find("wifi") == 0) { | |
| 41 return ADAPTER_TYPE_WIFI; | |
| 42 } | |
| 43 if (if_name.find("cellular") == 0) { | |
| 44 return ADAPTER_TYPE_CELLULAR; | |
| 45 } | |
| 46 return ADAPTER_TYPE_UNKNOWN; | |
| 47 } | |
| 48 | |
| 49 private: | |
| 50 bool started_ = false; | |
| 51 }; | |
| 52 | |
| 53 class FakeNetworkMonitorFactory : public NetworkMonitorFactory { | |
| 54 public: | |
| 55 FakeNetworkMonitorFactory() {} | |
| 56 NetworkMonitorInterface* CreateNetworkMonitor() override { | |
| 57 return new FakeNetworkMonitor(); | |
| 58 } | |
| 59 }; | |
| 60 | |
| 61 } // namespace | |
| 62 | |
| 63 class NetworkTest : public testing::Test, public sigslot::has_slots<> { | |
| 64 public: | |
| 65 NetworkTest() : callback_called_(false) {} | |
| 66 | |
| 67 void OnNetworksChanged() { | |
| 68 callback_called_ = true; | |
| 69 } | |
| 70 | |
| 71 NetworkManager::Stats MergeNetworkList( | |
| 72 BasicNetworkManager& network_manager, | |
| 73 const NetworkManager::NetworkList& list, | |
| 74 bool* changed) { | |
| 75 NetworkManager::Stats stats; | |
| 76 network_manager.MergeNetworkList(list, changed, &stats); | |
| 77 return stats; | |
| 78 } | |
| 79 | |
| 80 bool IsIgnoredNetwork(BasicNetworkManager& network_manager, | |
| 81 const Network& network) { | |
| 82 return network_manager.IsIgnoredNetwork(network); | |
| 83 } | |
| 84 | |
| 85 NetworkManager::NetworkList GetNetworks( | |
| 86 const BasicNetworkManager& network_manager, bool include_ignored) { | |
| 87 NetworkManager::NetworkList list; | |
| 88 network_manager.CreateNetworks(include_ignored, &list); | |
| 89 return list; | |
| 90 } | |
| 91 | |
| 92 FakeNetworkMonitor* GetNetworkMonitor(BasicNetworkManager& network_manager) { | |
| 93 return static_cast<FakeNetworkMonitor*>( | |
| 94 network_manager.network_monitor_.get()); | |
| 95 } | |
| 96 void ClearNetworks(BasicNetworkManager& network_manager) { | |
| 97 for (const auto& kv : network_manager.networks_map_) { | |
| 98 delete kv.second; | |
| 99 } | |
| 100 network_manager.networks_.clear(); | |
| 101 network_manager.networks_map_.clear(); | |
| 102 } | |
| 103 | |
| 104 AdapterType GetAdapterType(BasicNetworkManager& network_manager) { | |
| 105 BasicNetworkManager::NetworkList list; | |
| 106 network_manager.GetNetworks(&list); | |
| 107 RTC_CHECK_EQ(1, list.size()); | |
| 108 return list[0]->type(); | |
| 109 } | |
| 110 | |
| 111 #if defined(WEBRTC_POSIX) | |
| 112 // Separated from CreateNetworks for tests. | |
| 113 static void CallConvertIfAddrs(const BasicNetworkManager& network_manager, | |
| 114 struct ifaddrs* interfaces, | |
| 115 bool include_ignored, | |
| 116 NetworkManager::NetworkList* networks) { | |
| 117 // Use the base IfAddrsConverter for test cases. | |
| 118 std::unique_ptr<IfAddrsConverter> ifaddrs_converter(new IfAddrsConverter()); | |
| 119 network_manager.ConvertIfAddrs(interfaces, ifaddrs_converter.get(), | |
| 120 include_ignored, networks); | |
| 121 } | |
| 122 | |
| 123 struct sockaddr_in6* CreateIpv6Addr(const std::string& ip_string, | |
| 124 uint32_t scope_id) { | |
| 125 struct sockaddr_in6* ipv6_addr = new struct sockaddr_in6; | |
| 126 memset(ipv6_addr, 0, sizeof(struct sockaddr_in6)); | |
| 127 ipv6_addr->sin6_family = AF_INET6; | |
| 128 ipv6_addr->sin6_scope_id = scope_id; | |
| 129 IPAddress ip; | |
| 130 IPFromString(ip_string, &ip); | |
| 131 ipv6_addr->sin6_addr = ip.ipv6_address(); | |
| 132 return ipv6_addr; | |
| 133 } | |
| 134 | |
| 135 // Pointers created here need to be released via ReleaseIfAddrs. | |
| 136 struct ifaddrs* AddIpv6Address(struct ifaddrs* list, | |
| 137 char* if_name, | |
| 138 const std::string& ipv6_address, | |
| 139 const std::string& ipv6_netmask, | |
| 140 uint32_t scope_id) { | |
| 141 struct ifaddrs* if_addr = new struct ifaddrs; | |
| 142 memset(if_addr, 0, sizeof(struct ifaddrs)); | |
| 143 if_addr->ifa_name = if_name; | |
| 144 if_addr->ifa_addr = reinterpret_cast<struct sockaddr*>( | |
| 145 CreateIpv6Addr(ipv6_address, scope_id)); | |
| 146 if_addr->ifa_netmask = | |
| 147 reinterpret_cast<struct sockaddr*>(CreateIpv6Addr(ipv6_netmask, 0)); | |
| 148 if_addr->ifa_next = list; | |
| 149 if_addr->ifa_flags = IFF_RUNNING; | |
| 150 return if_addr; | |
| 151 } | |
| 152 | |
| 153 struct ifaddrs* InstallIpv6Network(char* if_name, | |
| 154 const std::string& ipv6_address, | |
| 155 const std::string& ipv6_mask, | |
| 156 BasicNetworkManager& network_manager) { | |
| 157 ifaddrs* addr_list = nullptr; | |
| 158 addr_list = AddIpv6Address(addr_list, if_name, ipv6_address, ipv6_mask, 0); | |
| 159 NetworkManager::NetworkList result; | |
| 160 bool changed; | |
| 161 NetworkManager::Stats stats; | |
| 162 CallConvertIfAddrs(network_manager, addr_list, true, &result); | |
| 163 network_manager.MergeNetworkList(result, &changed, &stats); | |
| 164 return addr_list; | |
| 165 } | |
| 166 | |
| 167 void ReleaseIfAddrs(struct ifaddrs* list) { | |
| 168 struct ifaddrs* if_addr = list; | |
| 169 while (if_addr != nullptr) { | |
| 170 struct ifaddrs* next_addr = if_addr->ifa_next; | |
| 171 delete if_addr->ifa_addr; | |
| 172 delete if_addr->ifa_netmask; | |
| 173 delete if_addr; | |
| 174 if_addr = next_addr; | |
| 175 } | |
| 176 } | |
| 177 #endif // defined(WEBRTC_POSIX) | |
| 178 | |
| 179 protected: | |
| 180 bool callback_called_; | |
| 181 }; | |
| 182 | |
| 183 class TestBasicNetworkManager : public BasicNetworkManager { | |
| 184 public: | |
| 185 using BasicNetworkManager::QueryDefaultLocalAddress; | |
| 186 using BasicNetworkManager::set_default_local_addresses; | |
| 187 }; | |
| 188 | |
| 189 // Test that the Network ctor works properly. | |
| 190 TEST_F(NetworkTest, TestNetworkConstruct) { | |
| 191 Network ipv4_network1("test_eth0", "Test Network Adapter 1", | |
| 192 IPAddress(0x12345600U), 24); | |
| 193 EXPECT_EQ("test_eth0", ipv4_network1.name()); | |
| 194 EXPECT_EQ("Test Network Adapter 1", ipv4_network1.description()); | |
| 195 EXPECT_EQ(IPAddress(0x12345600U), ipv4_network1.prefix()); | |
| 196 EXPECT_EQ(24, ipv4_network1.prefix_length()); | |
| 197 EXPECT_FALSE(ipv4_network1.ignored()); | |
| 198 } | |
| 199 | |
| 200 TEST_F(NetworkTest, TestIsIgnoredNetworkIgnoresIPsStartingWith0) { | |
| 201 Network ipv4_network1("test_eth0", "Test Network Adapter 1", | |
| 202 IPAddress(0x12345600U), 24, ADAPTER_TYPE_ETHERNET); | |
| 203 Network ipv4_network2("test_eth1", "Test Network Adapter 2", | |
| 204 IPAddress(0x010000U), 24, ADAPTER_TYPE_ETHERNET); | |
| 205 BasicNetworkManager network_manager; | |
| 206 EXPECT_FALSE(IsIgnoredNetwork(network_manager, ipv4_network1)); | |
| 207 EXPECT_TRUE(IsIgnoredNetwork(network_manager, ipv4_network2)); | |
| 208 } | |
| 209 | |
| 210 // TODO(phoglund): Remove when ignore list goes away. | |
| 211 TEST_F(NetworkTest, TestIgnoreList) { | |
| 212 Network ignore_me("ignore_me", "Ignore me please!", | |
| 213 IPAddress(0x12345600U), 24); | |
| 214 Network include_me("include_me", "Include me please!", | |
| 215 IPAddress(0x12345600U), 24); | |
| 216 BasicNetworkManager network_manager; | |
| 217 EXPECT_FALSE(IsIgnoredNetwork(network_manager, ignore_me)); | |
| 218 EXPECT_FALSE(IsIgnoredNetwork(network_manager, include_me)); | |
| 219 std::vector<std::string> ignore_list; | |
| 220 ignore_list.push_back("ignore_me"); | |
| 221 network_manager.set_network_ignore_list(ignore_list); | |
| 222 EXPECT_TRUE(IsIgnoredNetwork(network_manager, ignore_me)); | |
| 223 EXPECT_FALSE(IsIgnoredNetwork(network_manager, include_me)); | |
| 224 } | |
| 225 | |
| 226 // Test is failing on Windows opt: b/11288214 | |
| 227 TEST_F(NetworkTest, DISABLED_TestCreateNetworks) { | |
| 228 BasicNetworkManager manager; | |
| 229 NetworkManager::NetworkList result = GetNetworks(manager, true); | |
| 230 // We should be able to bind to any addresses we find. | |
| 231 NetworkManager::NetworkList::iterator it; | |
| 232 for (it = result.begin(); | |
| 233 it != result.end(); | |
| 234 ++it) { | |
| 235 sockaddr_storage storage; | |
| 236 memset(&storage, 0, sizeof(storage)); | |
| 237 IPAddress ip = (*it)->GetBestIP(); | |
| 238 SocketAddress bindaddress(ip, 0); | |
| 239 bindaddress.SetScopeID((*it)->scope_id()); | |
| 240 // TODO(thaloun): Use rtc::AsyncSocket once it supports IPv6. | |
| 241 int fd = static_cast<int>(socket(ip.family(), SOCK_STREAM, IPPROTO_TCP)); | |
| 242 if (fd > 0) { | |
| 243 size_t ipsize = bindaddress.ToSockAddrStorage(&storage); | |
| 244 EXPECT_GE(ipsize, 0U); | |
| 245 int success = ::bind(fd, | |
| 246 reinterpret_cast<sockaddr*>(&storage), | |
| 247 static_cast<int>(ipsize)); | |
| 248 #if defined(WEBRTC_WIN) | |
| 249 if (success) LOG_GLE(LS_ERROR) << "Socket bind failed."; | |
| 250 #endif | |
| 251 EXPECT_EQ(0, success); | |
| 252 #if defined(WEBRTC_WIN) | |
| 253 closesocket(fd); | |
| 254 #else | |
| 255 close(fd); | |
| 256 #endif | |
| 257 } | |
| 258 delete (*it); | |
| 259 } | |
| 260 } | |
| 261 | |
| 262 // Test StartUpdating() and StopUpdating(). network_permission_state starts with | |
| 263 // ALLOWED. | |
| 264 TEST_F(NetworkTest, TestUpdateNetworks) { | |
| 265 BasicNetworkManager manager; | |
| 266 manager.SignalNetworksChanged.connect( | |
| 267 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 268 EXPECT_EQ(NetworkManager::ENUMERATION_ALLOWED, | |
| 269 manager.enumeration_permission()); | |
| 270 manager.StartUpdating(); | |
| 271 Thread::Current()->ProcessMessages(0); | |
| 272 EXPECT_TRUE(callback_called_); | |
| 273 callback_called_ = false; | |
| 274 // Callback should be triggered immediately when StartUpdating | |
| 275 // is called, after network update signal is already sent. | |
| 276 manager.StartUpdating(); | |
| 277 EXPECT_TRUE(manager.started()); | |
| 278 Thread::Current()->ProcessMessages(0); | |
| 279 EXPECT_TRUE(callback_called_); | |
| 280 manager.StopUpdating(); | |
| 281 EXPECT_TRUE(manager.started()); | |
| 282 manager.StopUpdating(); | |
| 283 EXPECT_EQ(NetworkManager::ENUMERATION_ALLOWED, | |
| 284 manager.enumeration_permission()); | |
| 285 EXPECT_FALSE(manager.started()); | |
| 286 manager.StopUpdating(); | |
| 287 EXPECT_FALSE(manager.started()); | |
| 288 callback_called_ = false; | |
| 289 // Callback should be triggered immediately after StartUpdating is called | |
| 290 // when start_count_ is reset to 0. | |
| 291 manager.StartUpdating(); | |
| 292 Thread::Current()->ProcessMessages(0); | |
| 293 EXPECT_TRUE(callback_called_); | |
| 294 } | |
| 295 | |
| 296 // Verify that MergeNetworkList() merges network lists properly. | |
| 297 TEST_F(NetworkTest, TestBasicMergeNetworkList) { | |
| 298 Network ipv4_network1("test_eth0", "Test Network Adapter 1", | |
| 299 IPAddress(0x12345600U), 24); | |
| 300 Network ipv4_network2("test_eth1", "Test Network Adapter 2", | |
| 301 IPAddress(0x00010000U), 16); | |
| 302 ipv4_network1.AddIP(IPAddress(0x12345678)); | |
| 303 ipv4_network2.AddIP(IPAddress(0x00010004)); | |
| 304 BasicNetworkManager manager; | |
| 305 | |
| 306 // Add ipv4_network1 to the list of networks. | |
| 307 NetworkManager::NetworkList list; | |
| 308 list.push_back(new Network(ipv4_network1)); | |
| 309 bool changed; | |
| 310 NetworkManager::Stats stats = MergeNetworkList(manager, list, &changed); | |
| 311 EXPECT_TRUE(changed); | |
| 312 EXPECT_EQ(stats.ipv6_network_count, 0); | |
| 313 EXPECT_EQ(stats.ipv4_network_count, 1); | |
| 314 list.clear(); | |
| 315 | |
| 316 manager.GetNetworks(&list); | |
| 317 EXPECT_EQ(1U, list.size()); | |
| 318 EXPECT_EQ(ipv4_network1.ToString(), list[0]->ToString()); | |
| 319 Network* net1 = list[0]; | |
| 320 uint16_t net_id1 = net1->id(); | |
| 321 EXPECT_EQ(1, net_id1); | |
| 322 list.clear(); | |
| 323 | |
| 324 // Replace ipv4_network1 with ipv4_network2. | |
| 325 list.push_back(new Network(ipv4_network2)); | |
| 326 stats = MergeNetworkList(manager, list, &changed); | |
| 327 EXPECT_TRUE(changed); | |
| 328 EXPECT_EQ(stats.ipv6_network_count, 0); | |
| 329 EXPECT_EQ(stats.ipv4_network_count, 1); | |
| 330 list.clear(); | |
| 331 | |
| 332 manager.GetNetworks(&list); | |
| 333 EXPECT_EQ(1U, list.size()); | |
| 334 EXPECT_EQ(ipv4_network2.ToString(), list[0]->ToString()); | |
| 335 Network* net2 = list[0]; | |
| 336 uint16_t net_id2 = net2->id(); | |
| 337 // Network id will increase. | |
| 338 EXPECT_LT(net_id1, net_id2); | |
| 339 list.clear(); | |
| 340 | |
| 341 // Add Network2 back. | |
| 342 list.push_back(new Network(ipv4_network1)); | |
| 343 list.push_back(new Network(ipv4_network2)); | |
| 344 stats = MergeNetworkList(manager, list, &changed); | |
| 345 EXPECT_TRUE(changed); | |
| 346 EXPECT_EQ(stats.ipv6_network_count, 0); | |
| 347 EXPECT_EQ(stats.ipv4_network_count, 2); | |
| 348 list.clear(); | |
| 349 | |
| 350 // Verify that we get previous instances of Network objects. | |
| 351 manager.GetNetworks(&list); | |
| 352 EXPECT_EQ(2U, list.size()); | |
| 353 EXPECT_TRUE((net1 == list[0] && net2 == list[1]) || | |
| 354 (net1 == list[1] && net2 == list[0])); | |
| 355 EXPECT_TRUE((net_id1 == list[0]->id() && net_id2 == list[1]->id()) || | |
| 356 (net_id1 == list[1]->id() && net_id2 == list[0]->id())); | |
| 357 list.clear(); | |
| 358 | |
| 359 // Call MergeNetworkList() again and verify that we don't get update | |
| 360 // notification. | |
| 361 list.push_back(new Network(ipv4_network2)); | |
| 362 list.push_back(new Network(ipv4_network1)); | |
| 363 stats = MergeNetworkList(manager, list, &changed); | |
| 364 EXPECT_FALSE(changed); | |
| 365 EXPECT_EQ(stats.ipv6_network_count, 0); | |
| 366 EXPECT_EQ(stats.ipv4_network_count, 2); | |
| 367 list.clear(); | |
| 368 | |
| 369 // Verify that we get previous instances of Network objects. | |
| 370 manager.GetNetworks(&list); | |
| 371 EXPECT_EQ(2U, list.size()); | |
| 372 EXPECT_TRUE((net1 == list[0] && net2 == list[1]) || | |
| 373 (net1 == list[1] && net2 == list[0])); | |
| 374 EXPECT_TRUE((net_id1 == list[0]->id() && net_id2 == list[1]->id()) || | |
| 375 (net_id1 == list[1]->id() && net_id2 == list[0]->id())); | |
| 376 list.clear(); | |
| 377 } | |
| 378 | |
| 379 // Sets up some test IPv6 networks and appends them to list. | |
| 380 // Four networks are added - public and link local, for two interfaces. | |
| 381 void SetupNetworks(NetworkManager::NetworkList* list) { | |
| 382 IPAddress ip; | |
| 383 IPAddress prefix; | |
| 384 EXPECT_TRUE(IPFromString("abcd::1234:5678:abcd:ef12", &ip)); | |
| 385 EXPECT_TRUE(IPFromString("abcd::", &prefix)); | |
| 386 // First, fake link-locals. | |
| 387 Network ipv6_eth0_linklocalnetwork("test_eth0", "Test NetworkAdapter 1", | |
| 388 prefix, 64); | |
| 389 ipv6_eth0_linklocalnetwork.AddIP(ip); | |
| 390 EXPECT_TRUE(IPFromString("abcd::5678:abcd:ef12:3456", &ip)); | |
| 391 Network ipv6_eth1_linklocalnetwork("test_eth1", "Test NetworkAdapter 2", | |
| 392 prefix, 64); | |
| 393 ipv6_eth1_linklocalnetwork.AddIP(ip); | |
| 394 // Public networks: | |
| 395 EXPECT_TRUE(IPFromString("2401:fa00:4:1000:be30:5bff:fee5:c3", &ip)); | |
| 396 prefix = TruncateIP(ip, 64); | |
| 397 Network ipv6_eth0_publicnetwork1_ip1("test_eth0", "Test NetworkAdapter 1", | |
| 398 prefix, 64); | |
| 399 ipv6_eth0_publicnetwork1_ip1.AddIP(ip); | |
| 400 EXPECT_TRUE(IPFromString("2400:4030:1:2c00:be30:abcd:efab:cdef", &ip)); | |
| 401 prefix = TruncateIP(ip, 64); | |
| 402 Network ipv6_eth1_publicnetwork1_ip1("test_eth1", "Test NetworkAdapter 1", | |
| 403 prefix, 64); | |
| 404 ipv6_eth1_publicnetwork1_ip1.AddIP(ip); | |
| 405 list->push_back(new Network(ipv6_eth0_linklocalnetwork)); | |
| 406 list->push_back(new Network(ipv6_eth1_linklocalnetwork)); | |
| 407 list->push_back(new Network(ipv6_eth0_publicnetwork1_ip1)); | |
| 408 list->push_back(new Network(ipv6_eth1_publicnetwork1_ip1)); | |
| 409 } | |
| 410 | |
| 411 // Test that the basic network merging case works. | |
| 412 TEST_F(NetworkTest, TestIPv6MergeNetworkList) { | |
| 413 BasicNetworkManager manager; | |
| 414 manager.SignalNetworksChanged.connect( | |
| 415 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 416 NetworkManager::NetworkList original_list; | |
| 417 SetupNetworks(&original_list); | |
| 418 bool changed = false; | |
| 419 NetworkManager::Stats stats = | |
| 420 MergeNetworkList(manager, original_list, &changed); | |
| 421 EXPECT_TRUE(changed); | |
| 422 EXPECT_EQ(stats.ipv6_network_count, 4); | |
| 423 EXPECT_EQ(stats.ipv4_network_count, 0); | |
| 424 NetworkManager::NetworkList list; | |
| 425 manager.GetNetworks(&list); | |
| 426 EXPECT_EQ(original_list.size(), list.size()); | |
| 427 // Verify that the original members are in the merged list. | |
| 428 for (NetworkManager::NetworkList::iterator it = original_list.begin(); | |
| 429 it != original_list.end(); ++it) { | |
| 430 EXPECT_NE(list.end(), std::find(list.begin(), list.end(), *it)); | |
| 431 } | |
| 432 } | |
| 433 | |
| 434 // Test that no more than manager.max_ipv6_networks() IPv6 networks get | |
| 435 // returned. | |
| 436 TEST_F(NetworkTest, TestIPv6MergeNetworkListTrimExcessive) { | |
| 437 BasicNetworkManager manager; | |
| 438 manager.SignalNetworksChanged.connect(static_cast<NetworkTest*>(this), | |
| 439 &NetworkTest::OnNetworksChanged); | |
| 440 NetworkManager::NetworkList original_list; | |
| 441 | |
| 442 // Add twice the allowed number of IPv6 networks. | |
| 443 for (int i = 0; i < 2 * manager.max_ipv6_networks(); i++) { | |
| 444 // Make a network with different prefix length. | |
| 445 IPAddress ip; | |
| 446 EXPECT_TRUE(IPFromString("2401:fa01:4:1000:be30:faa:fee:faa", &ip)); | |
| 447 IPAddress prefix = TruncateIP(ip, 64 - i); | |
| 448 Network* ipv6_network = | |
| 449 new Network("test_eth0", "Test Network Adapter 1", prefix, 64 - i); | |
| 450 ipv6_network->AddIP(ip); | |
| 451 original_list.push_back(ipv6_network); | |
| 452 } | |
| 453 | |
| 454 // Add one IPv4 network. | |
| 455 Network* ipv4_network = new Network("test_eth0", "Test Network Adapter 1", | |
| 456 IPAddress(0x12345600U), 24); | |
| 457 ipv4_network->AddIP(IPAddress(0x12345600U)); | |
| 458 original_list.push_back(ipv4_network); | |
| 459 | |
| 460 bool changed = false; | |
| 461 MergeNetworkList(manager, original_list, &changed); | |
| 462 EXPECT_TRUE(changed); | |
| 463 NetworkManager::NetworkList list; | |
| 464 manager.GetNetworks(&list); | |
| 465 | |
| 466 // List size should be the max allowed IPv6 networks plus one IPv4 network. | |
| 467 EXPECT_EQ(manager.max_ipv6_networks() + 1, (int)list.size()); | |
| 468 | |
| 469 // Verify that the IPv4 network is in the list. | |
| 470 EXPECT_NE(list.end(), std::find(list.begin(), list.end(), ipv4_network)); | |
| 471 } | |
| 472 | |
| 473 // Tests that when two network lists that describe the same set of networks are | |
| 474 // merged, that the changed callback is not called, and that the original | |
| 475 // objects remain in the result list. | |
| 476 TEST_F(NetworkTest, TestNoChangeMerge) { | |
| 477 BasicNetworkManager manager; | |
| 478 manager.SignalNetworksChanged.connect( | |
| 479 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 480 NetworkManager::NetworkList original_list; | |
| 481 SetupNetworks(&original_list); | |
| 482 bool changed = false; | |
| 483 MergeNetworkList(manager, original_list, &changed); | |
| 484 EXPECT_TRUE(changed); | |
| 485 // Second list that describes the same networks but with new objects. | |
| 486 NetworkManager::NetworkList second_list; | |
| 487 SetupNetworks(&second_list); | |
| 488 changed = false; | |
| 489 MergeNetworkList(manager, second_list, &changed); | |
| 490 EXPECT_FALSE(changed); | |
| 491 NetworkManager::NetworkList resulting_list; | |
| 492 manager.GetNetworks(&resulting_list); | |
| 493 EXPECT_EQ(original_list.size(), resulting_list.size()); | |
| 494 // Verify that the original members are in the merged list. | |
| 495 for (NetworkManager::NetworkList::iterator it = original_list.begin(); | |
| 496 it != original_list.end(); ++it) { | |
| 497 EXPECT_NE(resulting_list.end(), | |
| 498 std::find(resulting_list.begin(), resulting_list.end(), *it)); | |
| 499 } | |
| 500 // Doublecheck that the new networks aren't in the list. | |
| 501 for (NetworkManager::NetworkList::iterator it = second_list.begin(); | |
| 502 it != second_list.end(); ++it) { | |
| 503 EXPECT_EQ(resulting_list.end(), | |
| 504 std::find(resulting_list.begin(), resulting_list.end(), *it)); | |
| 505 } | |
| 506 } | |
| 507 | |
| 508 // Test that we can merge a network that is the same as another network but with | |
| 509 // a different IP. The original network should remain in the list, but have its | |
| 510 // IP changed. | |
| 511 TEST_F(NetworkTest, MergeWithChangedIP) { | |
| 512 BasicNetworkManager manager; | |
| 513 manager.SignalNetworksChanged.connect( | |
| 514 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 515 NetworkManager::NetworkList original_list; | |
| 516 SetupNetworks(&original_list); | |
| 517 // Make a network that we're going to change. | |
| 518 IPAddress ip; | |
| 519 EXPECT_TRUE(IPFromString("2401:fa01:4:1000:be30:faa:fee:faa", &ip)); | |
| 520 IPAddress prefix = TruncateIP(ip, 64); | |
| 521 Network* network_to_change = new Network("test_eth0", | |
| 522 "Test Network Adapter 1", | |
| 523 prefix, 64); | |
| 524 Network* changed_network = new Network(*network_to_change); | |
| 525 network_to_change->AddIP(ip); | |
| 526 IPAddress changed_ip; | |
| 527 EXPECT_TRUE(IPFromString("2401:fa01:4:1000:be30:f00:f00:f00", &changed_ip)); | |
| 528 changed_network->AddIP(changed_ip); | |
| 529 original_list.push_back(network_to_change); | |
| 530 bool changed = false; | |
| 531 MergeNetworkList(manager, original_list, &changed); | |
| 532 NetworkManager::NetworkList second_list; | |
| 533 SetupNetworks(&second_list); | |
| 534 second_list.push_back(changed_network); | |
| 535 changed = false; | |
| 536 MergeNetworkList(manager, second_list, &changed); | |
| 537 EXPECT_TRUE(changed); | |
| 538 NetworkManager::NetworkList list; | |
| 539 manager.GetNetworks(&list); | |
| 540 EXPECT_EQ(original_list.size(), list.size()); | |
| 541 // Make sure the original network is still in the merged list. | |
| 542 EXPECT_NE(list.end(), | |
| 543 std::find(list.begin(), list.end(), network_to_change)); | |
| 544 EXPECT_EQ(changed_ip, network_to_change->GetIPs().at(0)); | |
| 545 } | |
| 546 | |
| 547 // Testing a similar case to above, but checking that a network can be updated | |
| 548 // with additional IPs (not just a replacement). | |
| 549 TEST_F(NetworkTest, TestMultipleIPMergeNetworkList) { | |
| 550 BasicNetworkManager manager; | |
| 551 manager.SignalNetworksChanged.connect( | |
| 552 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 553 NetworkManager::NetworkList original_list; | |
| 554 SetupNetworks(&original_list); | |
| 555 bool changed = false; | |
| 556 MergeNetworkList(manager, original_list, &changed); | |
| 557 EXPECT_TRUE(changed); | |
| 558 IPAddress ip; | |
| 559 IPAddress check_ip; | |
| 560 IPAddress prefix; | |
| 561 // Add a second IP to the public network on eth0 (2401:fa00:4:1000/64). | |
| 562 EXPECT_TRUE(IPFromString("2401:fa00:4:1000:be30:5bff:fee5:c6", &ip)); | |
| 563 prefix = TruncateIP(ip, 64); | |
| 564 Network ipv6_eth0_publicnetwork1_ip2("test_eth0", "Test NetworkAdapter 1", | |
| 565 prefix, 64); | |
| 566 // This is the IP that already existed in the public network on eth0. | |
| 567 EXPECT_TRUE(IPFromString("2401:fa00:4:1000:be30:5bff:fee5:c3", &check_ip)); | |
| 568 ipv6_eth0_publicnetwork1_ip2.AddIP(ip); | |
| 569 original_list.push_back(new Network(ipv6_eth0_publicnetwork1_ip2)); | |
| 570 changed = false; | |
| 571 MergeNetworkList(manager, original_list, &changed); | |
| 572 EXPECT_TRUE(changed); | |
| 573 // There should still be four networks. | |
| 574 NetworkManager::NetworkList list; | |
| 575 manager.GetNetworks(&list); | |
| 576 EXPECT_EQ(4U, list.size()); | |
| 577 // Check the gathered IPs. | |
| 578 int matchcount = 0; | |
| 579 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 580 it != list.end(); ++it) { | |
| 581 if ((*it)->ToString() == original_list[2]->ToString()) { | |
| 582 ++matchcount; | |
| 583 EXPECT_EQ(1, matchcount); | |
| 584 // This should be the same network object as before. | |
| 585 EXPECT_EQ((*it), original_list[2]); | |
| 586 // But with two addresses now. | |
| 587 EXPECT_EQ(2U, (*it)->GetIPs().size()); | |
| 588 EXPECT_NE((*it)->GetIPs().end(), | |
| 589 std::find((*it)->GetIPs().begin(), | |
| 590 (*it)->GetIPs().end(), | |
| 591 check_ip)); | |
| 592 EXPECT_NE((*it)->GetIPs().end(), | |
| 593 std::find((*it)->GetIPs().begin(), | |
| 594 (*it)->GetIPs().end(), | |
| 595 ip)); | |
| 596 } else { | |
| 597 // Check the IP didn't get added anywhere it wasn't supposed to. | |
| 598 EXPECT_EQ((*it)->GetIPs().end(), | |
| 599 std::find((*it)->GetIPs().begin(), | |
| 600 (*it)->GetIPs().end(), | |
| 601 ip)); | |
| 602 } | |
| 603 } | |
| 604 } | |
| 605 | |
| 606 // Test that merge correctly distinguishes multiple networks on an interface. | |
| 607 TEST_F(NetworkTest, TestMultiplePublicNetworksOnOneInterfaceMerge) { | |
| 608 BasicNetworkManager manager; | |
| 609 manager.SignalNetworksChanged.connect( | |
| 610 static_cast<NetworkTest*>(this), &NetworkTest::OnNetworksChanged); | |
| 611 NetworkManager::NetworkList original_list; | |
| 612 SetupNetworks(&original_list); | |
| 613 bool changed = false; | |
| 614 MergeNetworkList(manager, original_list, &changed); | |
| 615 EXPECT_TRUE(changed); | |
| 616 IPAddress ip; | |
| 617 IPAddress prefix; | |
| 618 // A second network for eth0. | |
| 619 EXPECT_TRUE(IPFromString("2400:4030:1:2c00:be30:5bff:fee5:c3", &ip)); | |
| 620 prefix = TruncateIP(ip, 64); | |
| 621 Network ipv6_eth0_publicnetwork2_ip1("test_eth0", "Test NetworkAdapter 1", | |
| 622 prefix, 64); | |
| 623 ipv6_eth0_publicnetwork2_ip1.AddIP(ip); | |
| 624 original_list.push_back(new Network(ipv6_eth0_publicnetwork2_ip1)); | |
| 625 changed = false; | |
| 626 MergeNetworkList(manager, original_list, &changed); | |
| 627 EXPECT_TRUE(changed); | |
| 628 // There should be five networks now. | |
| 629 NetworkManager::NetworkList list; | |
| 630 manager.GetNetworks(&list); | |
| 631 EXPECT_EQ(5U, list.size()); | |
| 632 // Check the resulting addresses. | |
| 633 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 634 it != list.end(); ++it) { | |
| 635 if ((*it)->prefix() == ipv6_eth0_publicnetwork2_ip1.prefix() && | |
| 636 (*it)->name() == ipv6_eth0_publicnetwork2_ip1.name()) { | |
| 637 // Check the new network has 1 IP and that it's the correct one. | |
| 638 EXPECT_EQ(1U, (*it)->GetIPs().size()); | |
| 639 EXPECT_EQ(ip, (*it)->GetIPs().at(0)); | |
| 640 } else { | |
| 641 // Check the IP didn't get added anywhere it wasn't supposed to. | |
| 642 EXPECT_EQ((*it)->GetIPs().end(), | |
| 643 std::find((*it)->GetIPs().begin(), | |
| 644 (*it)->GetIPs().end(), | |
| 645 ip)); | |
| 646 } | |
| 647 } | |
| 648 } | |
| 649 | |
| 650 // Test that DumpNetworks does not crash. | |
| 651 TEST_F(NetworkTest, TestCreateAndDumpNetworks) { | |
| 652 BasicNetworkManager manager; | |
| 653 NetworkManager::NetworkList list = GetNetworks(manager, true); | |
| 654 bool changed; | |
| 655 MergeNetworkList(manager, list, &changed); | |
| 656 manager.DumpNetworks(); | |
| 657 } | |
| 658 | |
| 659 // Test that we can toggle IPv6 on and off. | |
| 660 // Crashes on Linux. See webrtc:4923. | |
| 661 #if defined(WEBRTC_LINUX) | |
| 662 #define MAYBE_TestIPv6Toggle DISABLED_TestIPv6Toggle | |
| 663 #else | |
| 664 #define MAYBE_TestIPv6Toggle TestIPv6Toggle | |
| 665 #endif | |
| 666 TEST_F(NetworkTest, MAYBE_TestIPv6Toggle) { | |
| 667 BasicNetworkManager manager; | |
| 668 bool ipv6_found = false; | |
| 669 NetworkManager::NetworkList list; | |
| 670 #if !defined(WEBRTC_WIN) | |
| 671 // There should be at least one IPv6 network (fe80::/64 should be in there). | |
| 672 // TODO(thaloun): Disabling this test on windows for the moment as the test | |
| 673 // machines don't seem to have IPv6 installed on them at all. | |
| 674 manager.set_ipv6_enabled(true); | |
| 675 list = GetNetworks(manager, true); | |
| 676 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 677 it != list.end(); ++it) { | |
| 678 if ((*it)->prefix().family() == AF_INET6) { | |
| 679 ipv6_found = true; | |
| 680 break; | |
| 681 } | |
| 682 } | |
| 683 EXPECT_TRUE(ipv6_found); | |
| 684 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 685 it != list.end(); ++it) { | |
| 686 delete (*it); | |
| 687 } | |
| 688 #endif | |
| 689 ipv6_found = false; | |
| 690 manager.set_ipv6_enabled(false); | |
| 691 list = GetNetworks(manager, true); | |
| 692 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 693 it != list.end(); ++it) { | |
| 694 if ((*it)->prefix().family() == AF_INET6) { | |
| 695 ipv6_found = true; | |
| 696 break; | |
| 697 } | |
| 698 } | |
| 699 EXPECT_FALSE(ipv6_found); | |
| 700 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 701 it != list.end(); ++it) { | |
| 702 delete (*it); | |
| 703 } | |
| 704 } | |
| 705 | |
| 706 TEST_F(NetworkTest, TestNetworkListSorting) { | |
| 707 BasicNetworkManager manager; | |
| 708 Network ipv4_network1("test_eth0", "Test Network Adapter 1", | |
| 709 IPAddress(0x12345600U), 24); | |
| 710 ipv4_network1.AddIP(IPAddress(0x12345600U)); | |
| 711 | |
| 712 IPAddress ip; | |
| 713 IPAddress prefix; | |
| 714 EXPECT_TRUE(IPFromString("2400:4030:1:2c00:be30:abcd:efab:cdef", &ip)); | |
| 715 prefix = TruncateIP(ip, 64); | |
| 716 Network ipv6_eth1_publicnetwork1_ip1("test_eth1", "Test NetworkAdapter 2", | |
| 717 prefix, 64); | |
| 718 ipv6_eth1_publicnetwork1_ip1.AddIP(ip); | |
| 719 | |
| 720 NetworkManager::NetworkList list; | |
| 721 list.push_back(new Network(ipv4_network1)); | |
| 722 list.push_back(new Network(ipv6_eth1_publicnetwork1_ip1)); | |
| 723 Network* net1 = list[0]; | |
| 724 Network* net2 = list[1]; | |
| 725 | |
| 726 bool changed = false; | |
| 727 MergeNetworkList(manager, list, &changed); | |
| 728 ASSERT_TRUE(changed); | |
| 729 // After sorting IPv6 network should be higher order than IPv4 networks. | |
| 730 EXPECT_TRUE(net1->preference() < net2->preference()); | |
| 731 } | |
| 732 | |
| 733 TEST_F(NetworkTest, TestNetworkAdapterTypes) { | |
| 734 Network wifi("wlan0", "Wireless Adapter", IPAddress(0x12345600U), 24, | |
| 735 ADAPTER_TYPE_WIFI); | |
| 736 EXPECT_EQ(ADAPTER_TYPE_WIFI, wifi.type()); | |
| 737 Network ethernet("eth0", "Ethernet", IPAddress(0x12345600U), 24, | |
| 738 ADAPTER_TYPE_ETHERNET); | |
| 739 EXPECT_EQ(ADAPTER_TYPE_ETHERNET, ethernet.type()); | |
| 740 Network cellular("test_cell", "Cellular Adapter", IPAddress(0x12345600U), 24, | |
| 741 ADAPTER_TYPE_CELLULAR); | |
| 742 EXPECT_EQ(ADAPTER_TYPE_CELLULAR, cellular.type()); | |
| 743 Network vpn("bridge_test", "VPN Adapter", IPAddress(0x12345600U), 24, | |
| 744 ADAPTER_TYPE_VPN); | |
| 745 EXPECT_EQ(ADAPTER_TYPE_VPN, vpn.type()); | |
| 746 Network unknown("test", "Test Adapter", IPAddress(0x12345600U), 24, | |
| 747 ADAPTER_TYPE_UNKNOWN); | |
| 748 EXPECT_EQ(ADAPTER_TYPE_UNKNOWN, unknown.type()); | |
| 749 } | |
| 750 | |
| 751 #if defined(WEBRTC_POSIX) | |
| 752 // Verify that we correctly handle interfaces with no address. | |
| 753 TEST_F(NetworkTest, TestConvertIfAddrsNoAddress) { | |
| 754 ifaddrs list; | |
| 755 memset(&list, 0, sizeof(list)); | |
| 756 list.ifa_name = const_cast<char*>("test_iface"); | |
| 757 | |
| 758 NetworkManager::NetworkList result; | |
| 759 BasicNetworkManager manager; | |
| 760 CallConvertIfAddrs(manager, &list, true, &result); | |
| 761 EXPECT_TRUE(result.empty()); | |
| 762 } | |
| 763 | |
| 764 // Verify that if there are two addresses on one interface, only one network | |
| 765 // is generated. | |
| 766 TEST_F(NetworkTest, TestConvertIfAddrsMultiAddressesOnOneInterface) { | |
| 767 char if_name[20] = "rmnet0"; | |
| 768 ifaddrs* list = nullptr; | |
| 769 list = AddIpv6Address(list, if_name, "1000:2000:3000:4000:0:0:0:1", | |
| 770 "FFFF:FFFF:FFFF:FFFF::", 0); | |
| 771 list = AddIpv6Address(list, if_name, "1000:2000:3000:4000:0:0:0:2", | |
| 772 "FFFF:FFFF:FFFF:FFFF::", 0); | |
| 773 NetworkManager::NetworkList result; | |
| 774 BasicNetworkManager manager; | |
| 775 CallConvertIfAddrs(manager, list, true, &result); | |
| 776 EXPECT_EQ(1U, result.size()); | |
| 777 bool changed; | |
| 778 // This ensures we release the objects created in CallConvertIfAddrs. | |
| 779 MergeNetworkList(manager, result, &changed); | |
| 780 ReleaseIfAddrs(list); | |
| 781 } | |
| 782 | |
| 783 TEST_F(NetworkTest, TestConvertIfAddrsNotRunning) { | |
| 784 ifaddrs list; | |
| 785 memset(&list, 0, sizeof(list)); | |
| 786 list.ifa_name = const_cast<char*>("test_iface"); | |
| 787 sockaddr ifa_addr; | |
| 788 sockaddr ifa_netmask; | |
| 789 list.ifa_addr = &ifa_addr; | |
| 790 list.ifa_netmask = &ifa_netmask; | |
| 791 | |
| 792 NetworkManager::NetworkList result; | |
| 793 BasicNetworkManager manager; | |
| 794 CallConvertIfAddrs(manager, &list, true, &result); | |
| 795 EXPECT_TRUE(result.empty()); | |
| 796 } | |
| 797 | |
| 798 // Tests that the network type can be updated after the network monitor is | |
| 799 // started. | |
| 800 TEST_F(NetworkTest, TestGetAdapterTypeFromNetworkMonitor) { | |
| 801 char if_name1[20] = "wifi0"; | |
| 802 std::string ipv6_address1 = "1000:2000:3000:4000:0:0:0:1"; | |
| 803 std::string ipv6_address2 = "1000:2000:3000:8000:0:0:0:1"; | |
| 804 std::string ipv6_mask = "FFFF:FFFF:FFFF:FFFF::"; | |
| 805 BasicNetworkManager manager; | |
| 806 // A network created before the network monitor is started will get | |
| 807 // UNKNOWN type. | |
| 808 ifaddrs* addr_list = | |
| 809 InstallIpv6Network(if_name1, ipv6_address1, ipv6_mask, manager); | |
| 810 EXPECT_EQ(ADAPTER_TYPE_UNKNOWN, GetAdapterType(manager)); | |
| 811 ReleaseIfAddrs(addr_list); | |
| 812 // Note: Do not call ClearNetworks here in order to test that the type | |
| 813 // of an existing network can be changed after the network monitor starts | |
| 814 // and detects the network type correctly. | |
| 815 | |
| 816 // After the network monitor starts, the type will be updated. | |
| 817 FakeNetworkMonitorFactory* factory = new FakeNetworkMonitorFactory(); | |
| 818 NetworkMonitorFactory::SetFactory(factory); | |
| 819 // This brings up the hook with the network monitor. | |
| 820 manager.StartUpdating(); | |
| 821 // Add the same ipv6 address as before but it has the right network type | |
| 822 // detected by the network monitor now. | |
| 823 addr_list = InstallIpv6Network(if_name1, ipv6_address1, ipv6_mask, manager); | |
| 824 EXPECT_EQ(ADAPTER_TYPE_WIFI, GetAdapterType(manager)); | |
| 825 ReleaseIfAddrs(addr_list); | |
| 826 ClearNetworks(manager); | |
| 827 | |
| 828 // Add another network with the type inferred from the network monitor. | |
| 829 char if_name2[20] = "cellular0"; | |
| 830 addr_list = InstallIpv6Network(if_name2, ipv6_address2, ipv6_mask, manager); | |
| 831 EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager)); | |
| 832 ReleaseIfAddrs(addr_list); | |
| 833 ClearNetworks(manager); | |
| 834 } | |
| 835 | |
| 836 // Test that the network type can be determined based on name matching in | |
| 837 // a few cases. Note that UNKNOWN type for non-matching strings has been tested | |
| 838 // in the above test. | |
| 839 TEST_F(NetworkTest, TestGetAdapterTypeFromNameMatching) { | |
| 840 std::string ipv6_address1 = "1000:2000:3000:4000:0:0:0:1"; | |
| 841 std::string ipv6_address2 = "1000:2000:3000:8000:0:0:0:1"; | |
| 842 std::string ipv6_mask = "FFFF:FFFF:FFFF:FFFF::"; | |
| 843 BasicNetworkManager manager; | |
| 844 | |
| 845 #if defined(WEBRTC_IOS) | |
| 846 char if_name[20] = "pdp_ip0"; | |
| 847 ifaddrs* addr_list = | |
| 848 InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager); | |
| 849 | |
| 850 EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager)); | |
| 851 ClearNetworks(manager); | |
| 852 ReleaseIfAddrs(addr_list); | |
| 853 | |
| 854 strcpy(if_name, "en0"); | |
| 855 addr_list = InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager); | |
| 856 EXPECT_EQ(ADAPTER_TYPE_WIFI, GetAdapterType(manager)); | |
| 857 ClearNetworks(manager); | |
| 858 ReleaseIfAddrs(addr_list); | |
| 859 | |
| 860 #elif defined(WEBRTC_ANDROID) | |
| 861 char if_name[20] = "rmnet0"; | |
| 862 ifaddrs* addr_list = | |
| 863 InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager); | |
| 864 | |
| 865 EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager)); | |
| 866 ClearNetworks(manager); | |
| 867 ReleaseIfAddrs(addr_list); | |
| 868 | |
| 869 strcpy(if_name, "wlan1"); | |
| 870 addr_list = InstallIpv6Network(if_name, ipv6_address2, ipv6_mask, manager); | |
| 871 EXPECT_EQ(ADAPTER_TYPE_WIFI, GetAdapterType(manager)); | |
| 872 ClearNetworks(manager); | |
| 873 ReleaseIfAddrs(addr_list); | |
| 874 | |
| 875 strcpy(if_name, "v4-rmnet_data0"); | |
| 876 addr_list = InstallIpv6Network(if_name, ipv6_address2, ipv6_mask, manager); | |
| 877 EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager)); | |
| 878 ClearNetworks(manager); | |
| 879 ReleaseIfAddrs(addr_list); | |
| 880 #else | |
| 881 char if_name[20] = "wlan0"; | |
| 882 ifaddrs* addr_list = | |
| 883 InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager); | |
| 884 | |
| 885 EXPECT_EQ(ADAPTER_TYPE_UNKNOWN, GetAdapterType(manager)); | |
| 886 ClearNetworks(manager); | |
| 887 ReleaseIfAddrs(addr_list); | |
| 888 #endif | |
| 889 } | |
| 890 #endif // defined(WEBRTC_POSIX) | |
| 891 | |
| 892 #if defined(WEBRTC_LINUX) && !defined(WEBRTC_ANDROID) | |
| 893 // If you want to test non-default routes, you can do the following on a linux | |
| 894 // machine: | |
| 895 // 1) Load the dummy network driver: | |
| 896 // sudo modprobe dummy | |
| 897 // sudo ifconfig dummy0 127.0.0.1 | |
| 898 // 2) Run this test and confirm the output says it found a dummy route (and | |
| 899 // passes). | |
| 900 // 3) When done: | |
| 901 // sudo rmmmod dummy | |
| 902 TEST_F(NetworkTest, TestIgnoreNonDefaultRoutes) { | |
| 903 BasicNetworkManager manager; | |
| 904 NetworkManager::NetworkList list; | |
| 905 list = GetNetworks(manager, false); | |
| 906 bool found_dummy = false; | |
| 907 LOG(LS_INFO) << "Looking for dummy network: "; | |
| 908 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 909 it != list.end(); ++it) { | |
| 910 LOG(LS_INFO) << " Network name: " << (*it)->name(); | |
| 911 found_dummy |= (*it)->name().find("dummy0") != std::string::npos; | |
| 912 } | |
| 913 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 914 it != list.end(); ++it) { | |
| 915 delete (*it); | |
| 916 } | |
| 917 if (!found_dummy) { | |
| 918 LOG(LS_INFO) << "No dummy found, quitting."; | |
| 919 return; | |
| 920 } | |
| 921 LOG(LS_INFO) << "Found dummy, running again while ignoring non-default " | |
| 922 << "routes."; | |
| 923 manager.set_ignore_non_default_routes(true); | |
| 924 list = GetNetworks(manager, false); | |
| 925 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 926 it != list.end(); ++it) { | |
| 927 LOG(LS_INFO) << " Network name: " << (*it)->name(); | |
| 928 EXPECT_TRUE((*it)->name().find("dummy0") == std::string::npos); | |
| 929 } | |
| 930 for (NetworkManager::NetworkList::iterator it = list.begin(); | |
| 931 it != list.end(); ++it) { | |
| 932 delete (*it); | |
| 933 } | |
| 934 } | |
| 935 #endif | |
| 936 | |
| 937 // Test MergeNetworkList successfully combines all IPs for the same | |
| 938 // prefix/length into a single Network. | |
| 939 TEST_F(NetworkTest, TestMergeNetworkList) { | |
| 940 BasicNetworkManager manager; | |
| 941 NetworkManager::NetworkList list; | |
| 942 | |
| 943 // Create 2 IPAddress classes with only last digit different. | |
| 944 IPAddress ip1, ip2; | |
| 945 EXPECT_TRUE(IPFromString("2400:4030:1:2c00:be30:0:0:1", &ip1)); | |
| 946 EXPECT_TRUE(IPFromString("2400:4030:1:2c00:be30:0:0:2", &ip2)); | |
| 947 | |
| 948 // Create 2 networks with the same prefix and length. | |
| 949 Network* net1 = new Network("em1", "em1", TruncateIP(ip1, 64), 64); | |
| 950 Network* net2 = new Network("em1", "em1", TruncateIP(ip1, 64), 64); | |
| 951 | |
| 952 // Add different IP into each. | |
| 953 net1->AddIP(ip1); | |
| 954 net2->AddIP(ip2); | |
| 955 | |
| 956 list.push_back(net1); | |
| 957 list.push_back(net2); | |
| 958 bool changed; | |
| 959 MergeNetworkList(manager, list, &changed); | |
| 960 EXPECT_TRUE(changed); | |
| 961 | |
| 962 NetworkManager::NetworkList list2; | |
| 963 manager.GetNetworks(&list2); | |
| 964 | |
| 965 // Make sure the resulted networklist has only 1 element and 2 | |
| 966 // IPAddresses. | |
| 967 EXPECT_EQ(list2.size(), 1uL); | |
| 968 EXPECT_EQ(list2[0]->GetIPs().size(), 2uL); | |
| 969 EXPECT_EQ(list2[0]->GetIPs()[0], ip1); | |
| 970 EXPECT_EQ(list2[0]->GetIPs()[1], ip2); | |
| 971 } | |
| 972 | |
| 973 // Test that MergeNetworkList successfully detects the change if | |
| 974 // a network becomes inactive and then active again. | |
| 975 TEST_F(NetworkTest, TestMergeNetworkListWithInactiveNetworks) { | |
| 976 BasicNetworkManager manager; | |
| 977 Network network1("test_wifi", "Test Network Adapter 1", | |
| 978 IPAddress(0x12345600U), 24); | |
| 979 Network network2("test_eth0", "Test Network Adapter 2", | |
| 980 IPAddress(0x00010000U), 16); | |
| 981 network1.AddIP(IPAddress(0x12345678)); | |
| 982 network2.AddIP(IPAddress(0x00010004)); | |
| 983 NetworkManager::NetworkList list; | |
| 984 Network* net1 = new Network(network1); | |
| 985 list.push_back(net1); | |
| 986 bool changed; | |
| 987 MergeNetworkList(manager, list, &changed); | |
| 988 EXPECT_TRUE(changed); | |
| 989 list.clear(); | |
| 990 manager.GetNetworks(&list); | |
| 991 ASSERT_EQ(1U, list.size()); | |
| 992 EXPECT_EQ(net1, list[0]); | |
| 993 | |
| 994 list.clear(); | |
| 995 Network* net2 = new Network(network2); | |
| 996 list.push_back(net2); | |
| 997 MergeNetworkList(manager, list, &changed); | |
| 998 EXPECT_TRUE(changed); | |
| 999 list.clear(); | |
| 1000 manager.GetNetworks(&list); | |
| 1001 ASSERT_EQ(1U, list.size()); | |
| 1002 EXPECT_EQ(net2, list[0]); | |
| 1003 | |
| 1004 // Now network1 is inactive. Try to merge it again. | |
| 1005 list.clear(); | |
| 1006 list.push_back(new Network(network1)); | |
| 1007 MergeNetworkList(manager, list, &changed); | |
| 1008 EXPECT_TRUE(changed); | |
| 1009 list.clear(); | |
| 1010 manager.GetNetworks(&list); | |
| 1011 ASSERT_EQ(1U, list.size()); | |
| 1012 EXPECT_TRUE(list[0]->active()); | |
| 1013 EXPECT_EQ(net1, list[0]); | |
| 1014 } | |
| 1015 | |
| 1016 // Test that the filtering logic follows the defined ruleset in network.h. | |
| 1017 TEST_F(NetworkTest, TestIPv6Selection) { | |
| 1018 InterfaceAddress ip; | |
| 1019 std::string ipstr; | |
| 1020 | |
| 1021 ipstr = "2401:fa00:4:1000:be30:5bff:fee5:c3"; | |
| 1022 ASSERT_TRUE(IPFromString(ipstr, IPV6_ADDRESS_FLAG_DEPRECATED, &ip)); | |
| 1023 | |
| 1024 // Create a network with this prefix. | |
| 1025 Network ipv6_network( | |
| 1026 "test_eth0", "Test NetworkAdapter", TruncateIP(ip, 64), 64); | |
| 1027 | |
| 1028 // When there is no address added, it should return an unspecified | |
| 1029 // address. | |
| 1030 EXPECT_EQ(ipv6_network.GetBestIP(), IPAddress()); | |
| 1031 EXPECT_TRUE(IPIsUnspec(ipv6_network.GetBestIP())); | |
| 1032 | |
| 1033 // Deprecated one should not be returned. | |
| 1034 ipv6_network.AddIP(ip); | |
| 1035 EXPECT_EQ(ipv6_network.GetBestIP(), IPAddress()); | |
| 1036 | |
| 1037 // Add ULA one. ULA is unique local address which is starting either | |
| 1038 // with 0xfc or 0xfd. | |
| 1039 ipstr = "fd00:fa00:4:1000:be30:5bff:fee5:c4"; | |
| 1040 ASSERT_TRUE(IPFromString(ipstr, IPV6_ADDRESS_FLAG_NONE, &ip)); | |
| 1041 ipv6_network.AddIP(ip); | |
| 1042 EXPECT_EQ(ipv6_network.GetBestIP(), static_cast<IPAddress>(ip)); | |
| 1043 | |
| 1044 // Add global one. | |
| 1045 ipstr = "2401:fa00:4:1000:be30:5bff:fee5:c5"; | |
| 1046 ASSERT_TRUE(IPFromString(ipstr, IPV6_ADDRESS_FLAG_NONE, &ip)); | |
| 1047 ipv6_network.AddIP(ip); | |
| 1048 EXPECT_EQ(ipv6_network.GetBestIP(), static_cast<IPAddress>(ip)); | |
| 1049 | |
| 1050 // Add global dynamic temporary one. | |
| 1051 ipstr = "2401:fa00:4:1000:be30:5bff:fee5:c6"; | |
| 1052 ASSERT_TRUE(IPFromString(ipstr, IPV6_ADDRESS_FLAG_TEMPORARY, &ip)); | |
| 1053 ipv6_network.AddIP(ip); | |
| 1054 EXPECT_EQ(ipv6_network.GetBestIP(), static_cast<IPAddress>(ip)); | |
| 1055 } | |
| 1056 | |
| 1057 TEST_F(NetworkTest, TestNetworkMonitoring) { | |
| 1058 BasicNetworkManager manager; | |
| 1059 manager.SignalNetworksChanged.connect(static_cast<NetworkTest*>(this), | |
| 1060 &NetworkTest::OnNetworksChanged); | |
| 1061 FakeNetworkMonitorFactory* factory = new FakeNetworkMonitorFactory(); | |
| 1062 NetworkMonitorFactory::SetFactory(factory); | |
| 1063 manager.StartUpdating(); | |
| 1064 FakeNetworkMonitor* network_monitor = GetNetworkMonitor(manager); | |
| 1065 EXPECT_TRUE(network_monitor && network_monitor->started()); | |
| 1066 EXPECT_TRUE_WAIT(callback_called_, 1000); | |
| 1067 callback_called_ = false; | |
| 1068 | |
| 1069 // Clear the networks so that there will be network changes below. | |
| 1070 ClearNetworks(manager); | |
| 1071 // Network manager is started, so the callback is called when the network | |
| 1072 // monitor fires the network-change event. | |
| 1073 network_monitor->OnNetworksChanged(); | |
| 1074 EXPECT_TRUE_WAIT(callback_called_, 1000); | |
| 1075 | |
| 1076 // Network manager is stopped. | |
| 1077 manager.StopUpdating(); | |
| 1078 EXPECT_FALSE(GetNetworkMonitor(manager)->started()); | |
| 1079 | |
| 1080 NetworkMonitorFactory::ReleaseFactory(factory); | |
| 1081 } | |
| 1082 | |
| 1083 // Fails on Android: https://bugs.chromium.org/p/webrtc/issues/detail?id=4364. | |
| 1084 #if defined(WEBRTC_ANDROID) | |
| 1085 #define MAYBE_DefaultLocalAddress DISABLED_DefaultLocalAddress | |
| 1086 #else | |
| 1087 #define MAYBE_DefaultLocalAddress DefaultLocalAddress | |
| 1088 #endif | |
| 1089 TEST_F(NetworkTest, MAYBE_DefaultLocalAddress) { | |
| 1090 IPAddress ip; | |
| 1091 TestBasicNetworkManager manager; | |
| 1092 manager.SignalNetworksChanged.connect(static_cast<NetworkTest*>(this), | |
| 1093 &NetworkTest::OnNetworksChanged); | |
| 1094 FakeNetworkMonitorFactory* factory = new FakeNetworkMonitorFactory(); | |
| 1095 NetworkMonitorFactory::SetFactory(factory); | |
| 1096 manager.StartUpdating(); | |
| 1097 EXPECT_TRUE_WAIT(callback_called_, 1000); | |
| 1098 | |
| 1099 // Make sure we can query default local address when an address for such | |
| 1100 // address family exists. | |
| 1101 std::vector<Network*> networks; | |
| 1102 manager.GetNetworks(&networks); | |
| 1103 EXPECT_TRUE(!networks.empty()); | |
| 1104 for (auto& network : networks) { | |
| 1105 if (network->GetBestIP().family() == AF_INET) { | |
| 1106 EXPECT_TRUE(manager.QueryDefaultLocalAddress(AF_INET) != IPAddress()); | |
| 1107 } else if (network->GetBestIP().family() == AF_INET6 && | |
| 1108 !IPIsLoopback(network->GetBestIP())) { | |
| 1109 // Existence of an IPv6 loopback address doesn't mean it has IPv6 network | |
| 1110 // enabled. | |
| 1111 EXPECT_TRUE(manager.QueryDefaultLocalAddress(AF_INET6) != IPAddress()); | |
| 1112 } | |
| 1113 } | |
| 1114 | |
| 1115 // GetDefaultLocalAddress should return the valid default address after set. | |
| 1116 manager.set_default_local_addresses(GetLoopbackIP(AF_INET), | |
| 1117 GetLoopbackIP(AF_INET6)); | |
| 1118 EXPECT_TRUE(manager.GetDefaultLocalAddress(AF_INET, &ip)); | |
| 1119 EXPECT_EQ(ip, GetLoopbackIP(AF_INET)); | |
| 1120 EXPECT_TRUE(manager.GetDefaultLocalAddress(AF_INET6, &ip)); | |
| 1121 EXPECT_EQ(ip, GetLoopbackIP(AF_INET6)); | |
| 1122 | |
| 1123 // More tests on GetDefaultLocalAddress with ipv6 addresses where the set | |
| 1124 // default address may be different from the best IP address of any network. | |
| 1125 InterfaceAddress ip1; | |
| 1126 EXPECT_TRUE(IPFromString("abcd::1234:5678:abcd:1111", | |
| 1127 IPV6_ADDRESS_FLAG_TEMPORARY, &ip1)); | |
| 1128 // Create a network with a prefix of ip1. | |
| 1129 Network ipv6_network("test_eth0", "Test NetworkAdapter", TruncateIP(ip1, 64), | |
| 1130 64); | |
| 1131 IPAddress ip2; | |
| 1132 EXPECT_TRUE(IPFromString("abcd::1234:5678:abcd:2222", &ip2)); | |
| 1133 ipv6_network.AddIP(ip1); | |
| 1134 ipv6_network.AddIP(ip2); | |
| 1135 BasicNetworkManager::NetworkList list(1, new Network(ipv6_network)); | |
| 1136 bool changed; | |
| 1137 MergeNetworkList(manager, list, &changed); | |
| 1138 // If the set default address is not in any network, GetDefaultLocalAddress | |
| 1139 // should return it. | |
| 1140 IPAddress ip3; | |
| 1141 EXPECT_TRUE(IPFromString("abcd::1234:5678:abcd:3333", &ip3)); | |
| 1142 manager.set_default_local_addresses(GetLoopbackIP(AF_INET), ip3); | |
| 1143 EXPECT_TRUE(manager.GetDefaultLocalAddress(AF_INET6, &ip)); | |
| 1144 EXPECT_EQ(ip3, ip); | |
| 1145 // If the set default address is in a network, GetDefaultLocalAddress will | |
| 1146 // return the best IP in that network. | |
| 1147 manager.set_default_local_addresses(GetLoopbackIP(AF_INET), ip2); | |
| 1148 EXPECT_TRUE(manager.GetDefaultLocalAddress(AF_INET6, &ip)); | |
| 1149 EXPECT_EQ(static_cast<IPAddress>(ip1), ip); | |
| 1150 | |
| 1151 manager.StopUpdating(); | |
| 1152 } | |
| 1153 | |
| 1154 } // namespace rtc | |
| OLD | NEW |