A Discrete-Event Network Simulator
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ipv6-ripng-test.cc
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1/*
2 * Copyright (c) 2014 Universita' di Firenze
3 *
4 * SPDX-License-Identifier: GPL-2.0-only
5 *
6 * Author: Tommaso Pecorella <tommaso.pecorella@unifi.it>
7 */
8
9#include "ns3/boolean.h"
10#include "ns3/enum.h"
11#include "ns3/icmpv6-l4-protocol.h"
12#include "ns3/inet6-socket-address.h"
13#include "ns3/internet-stack-helper.h"
14#include "ns3/ipv6-address-helper.h"
15#include "ns3/ipv6-l3-protocol.h"
16#include "ns3/log.h"
17#include "ns3/node-container.h"
18#include "ns3/node.h"
19#include "ns3/ripng-helper.h"
20#include "ns3/ripng.h"
21#include "ns3/simple-channel.h"
22#include "ns3/simple-net-device.h"
23#include "ns3/simulator.h"
24#include "ns3/socket-factory.h"
25#include "ns3/socket.h"
26#include "ns3/test.h"
27#include "ns3/udp-l4-protocol.h"
28#include "ns3/udp-socket-factory.h"
29
30#include <limits>
31#include <string>
32
33using namespace ns3;
34
35/**
36 * @ingroup internet-test
37 *
38 * @brief IPv6 RIPng Test
39 */
40class Ipv6RipngTest : public TestCase
41{
42 Ptr<Packet> m_receivedPacket; //!< Received packet
43
44 /**
45 * @brief Send data.
46 * @param socket The sending socket.
47 * @param to Destination address.
48 */
49 void DoSendData(Ptr<Socket> socket, std::string to);
50 /**
51 * @brief Send data.
52 * @param socket The sending socket.
53 * @param to Destination address.
54 */
55 void SendData(Ptr<Socket> socket, std::string to);
56
57 public:
58 void DoRun() override;
59 Ipv6RipngTest();
60
61 /**
62 * @brief Receive data.
63 * @param socket The receiving socket.
64 */
65 void ReceivePkt(Ptr<Socket> socket);
66};
67
68Ipv6RipngTest::Ipv6RipngTest()
69 : TestCase("RIPng")
70{
71}
72
73void
74Ipv6RipngTest::ReceivePkt(Ptr<Socket> socket)
75{
76 uint32_t availableData [[maybe_unused]] = socket->GetRxAvailable();
77 m_receivedPacket = socket->Recv(std::numeric_limits<uint32_t>::max(), 0);
78 NS_TEST_ASSERT_MSG_EQ(availableData,
79 m_receivedPacket->GetSize(),
80 "Received packet size is not equal to Rx buffer size");
81}
82
83void
84Ipv6RipngTest::DoSendData(Ptr<Socket> socket, std::string to)
85{
86 Address realTo = Inet6SocketAddress(Ipv6Address(to.c_str()), 1234);
87 NS_TEST_EXPECT_MSG_EQ(socket->SendTo(Create<Packet>(123), 0, realTo), 123, "100");
88}
89
90void
91Ipv6RipngTest::SendData(Ptr<Socket> socket, std::string to)
92{
93 m_receivedPacket = Create<Packet>();
94 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
95 Seconds(60),
96 &Ipv6RipngTest::DoSendData,
97 this,
98 socket,
99 to);
100 Simulator::Stop(Seconds(66));
101 Simulator::Run();
102}
103
104void
105Ipv6RipngTest::DoRun()
106{
107 // Create topology
108
109 Ptr<Node> txNode = CreateObject<Node>();
110 Ptr<Node> rxNode = CreateObject<Node>();
111 Ptr<Node> routerA = CreateObject<Node>();
112 Ptr<Node> routerB = CreateObject<Node>();
113 Ptr<Node> routerC = CreateObject<Node>();
114
115 NodeContainer nodes(txNode, rxNode);
116 NodeContainer routers(routerA, routerB, routerC);
117 NodeContainer all(nodes, routers);
118
119 RipNgHelper ripNgRouting;
120 InternetStackHelper internetv6routers;
121 internetv6routers.SetRoutingHelper(ripNgRouting);
122 internetv6routers.Install(routers);
123
124 InternetStackHelper internetv6nodes;
125 internetv6nodes.Install(nodes);
126
127 NetDeviceContainer net1;
128 NetDeviceContainer net2;
129 NetDeviceContainer net3;
130 NetDeviceContainer net4;
131
132 // Sender Node
133 Ptr<SimpleNetDevice> txDev;
134 {
135 txDev = CreateObject<SimpleNetDevice>();
136 txDev->SetAddress(Mac48Address("00:00:00:00:00:01"));
137 txNode->AddDevice(txDev);
138 }
139 net1.Add(txDev);
140
141 // Router A
142 Ptr<SimpleNetDevice> fwDev1routerA;
143 Ptr<SimpleNetDevice> fwDev2routerA;
144 { // first interface
145 fwDev1routerA = CreateObject<SimpleNetDevice>();
146 fwDev1routerA->SetAddress(Mac48Address("00:00:00:00:00:02"));
147 routerA->AddDevice(fwDev1routerA);
148 }
149 net1.Add(fwDev1routerA);
150
151 { // second interface
152 fwDev2routerA = CreateObject<SimpleNetDevice>();
153 fwDev2routerA->SetAddress(Mac48Address("00:00:00:00:00:03"));
154 routerA->AddDevice(fwDev2routerA);
155 }
156 net2.Add(fwDev2routerA);
157
158 // Router B
159 Ptr<SimpleNetDevice> fwDev1routerB;
160 Ptr<SimpleNetDevice> fwDev2routerB;
161 { // first interface
162 fwDev1routerB = CreateObject<SimpleNetDevice>();
163 fwDev1routerB->SetAddress(Mac48Address("00:00:00:00:00:04"));
164 routerB->AddDevice(fwDev1routerB);
165 }
166 net2.Add(fwDev1routerB);
167
168 { // second interface
169 fwDev2routerB = CreateObject<SimpleNetDevice>();
170 fwDev2routerB->SetAddress(Mac48Address("00:00:00:00:00:05"));
171 routerB->AddDevice(fwDev2routerB);
172 }
173 net3.Add(fwDev2routerB);
174
175 // Router C
176 Ptr<SimpleNetDevice> fwDev1routerC;
177 Ptr<SimpleNetDevice> fwDev2routerC;
178 { // first interface
179 fwDev1routerC = CreateObject<SimpleNetDevice>();
180 fwDev1routerC->SetAddress(Mac48Address("00:00:00:00:00:06"));
181 routerC->AddDevice(fwDev1routerC);
182 }
183 net3.Add(fwDev1routerC);
184
185 { // second interface
186 fwDev2routerC = CreateObject<SimpleNetDevice>();
187 fwDev2routerC->SetAddress(Mac48Address("00:00:00:00:00:07"));
188 routerC->AddDevice(fwDev2routerC);
189 }
190 net4.Add(fwDev2routerC);
191
192 // Rx node
193 Ptr<SimpleNetDevice> rxDev;
194 { // first interface
195 rxDev = CreateObject<SimpleNetDevice>();
196 rxDev->SetAddress(Mac48Address("00:00:00:00:00:08"));
197 rxNode->AddDevice(rxDev);
198 }
199 net4.Add(rxDev);
200
201 // link the channels
202 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel>();
203 txDev->SetChannel(channel1);
204 fwDev1routerA->SetChannel(channel1);
205
206 Ptr<SimpleChannel> channel2 = CreateObject<SimpleChannel>();
207 fwDev2routerA->SetChannel(channel2);
208 fwDev1routerB->SetChannel(channel2);
209
210 Ptr<SimpleChannel> channel3 = CreateObject<SimpleChannel>();
211 fwDev2routerB->SetChannel(channel3);
212 fwDev1routerC->SetChannel(channel3);
213
214 Ptr<SimpleChannel> channel4 = CreateObject<SimpleChannel>();
215 fwDev2routerC->SetChannel(channel4);
216 rxDev->SetChannel(channel4);
217
218 // Setup IPv6 addresses and forwarding
219 Ipv6AddressHelper ipv6;
220
221 ipv6.SetBase(Ipv6Address("2001:1::"), Ipv6Prefix(64));
222 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutOnLink(net1);
223 iic1.SetForwarding(1, true);
224 iic1.SetDefaultRouteInAllNodes(1);
225
226 Ipv6InterfaceContainer iic2 = ipv6.AssignWithoutAddress(net2);
227 iic2.SetForwarding(0, true);
228 iic2.SetForwarding(1, true);
229
230 Ipv6InterfaceContainer iic3 = ipv6.AssignWithoutAddress(net3);
231 iic3.SetForwarding(0, true);
232 iic3.SetForwarding(1, true);
233
234 ipv6.SetBase(Ipv6Address("2001:2::"), Ipv6Prefix(64));
235 Ipv6InterfaceContainer iic4 = ipv6.AssignWithoutOnLink(net4);
236 iic4.SetForwarding(0, true);
237 iic4.SetDefaultRouteInAllNodes(0);
238
239 // Create the UDP sockets
240 Ptr<SocketFactory> rxSocketFactory = rxNode->GetObject<UdpSocketFactory>();
241 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket();
242 NS_TEST_EXPECT_MSG_EQ(
243 rxSocket->Bind(Inet6SocketAddress(Ipv6Address("2001:2::200:ff:fe00:8"), 1234)),
244 0,
245 "trivial");
246 rxSocket->SetRecvCallback(MakeCallback(&Ipv6RipngTest::ReceivePkt, this));
247
248 Ptr<SocketFactory> txSocketFactory = txNode->GetObject<UdpSocketFactory>();
249 Ptr<Socket> txSocket = txSocketFactory->CreateSocket();
250 txSocket->SetAllowBroadcast(true);
251
252 // ------ Now the tests ------------
253
254 // Unicast test
255 SendData(txSocket, "2001:2::200:ff:fe00:8");
256 NS_TEST_EXPECT_MSG_EQ(m_receivedPacket->GetSize(), 123, "IPv6 RIPng should work.");
257
258 m_receivedPacket->RemoveAllByteTags();
259
260 Simulator::Destroy();
261}
262
263// Ipv6RipngCountToInfinityTest
264
265/**
266 * @ingroup internet-test
267 *
268 * @brief IPv6 RIPng count to infinity Test
269 */
270class Ipv6RipngCountToInfinityTest : public TestCase
271{
272 Ptr<Packet> m_receivedPacket; //!< Received packet
273
274 /**
275 * @brief Send data.
276 * @param socket The sending socket.
277 * @param to Destination address.
278 */
279 void DoSendData(Ptr<Socket> socket, std::string to);
280 /**
281 * @brief Send data.
282 * @param socket The sending socket.
283 * @param to Destination address.
284 */
285 void SendData(Ptr<Socket> socket, std::string to);
286
287 public:
288 void DoRun() override;
289 Ipv6RipngCountToInfinityTest();
290
291 /**
292 * @brief Receive data.
293 * @param socket The receiving socket.
294 */
295 void ReceivePkt(Ptr<Socket> socket);
296};
297
298Ipv6RipngCountToInfinityTest::Ipv6RipngCountToInfinityTest()
299 : TestCase("RIPng counting to infinity")
300{
301}
302
303void
304Ipv6RipngCountToInfinityTest::ReceivePkt(Ptr<Socket> socket)
305{
306 uint32_t availableData [[maybe_unused]] = socket->GetRxAvailable();
307 m_receivedPacket = socket->Recv(std::numeric_limits<uint32_t>::max(), 0);
308 NS_TEST_ASSERT_MSG_EQ(availableData,
309 m_receivedPacket->GetSize(),
310 "Received packet size is not equal to Rx buffer size");
311}
312
313void
314Ipv6RipngCountToInfinityTest::DoSendData(Ptr<Socket> socket, std::string to)
315{
316 Address realTo = Inet6SocketAddress(Ipv6Address(to.c_str()), 1234);
317 NS_TEST_EXPECT_MSG_EQ(socket->SendTo(Create<Packet>(123), 0, realTo), 123, "100");
318}
319
320void
321Ipv6RipngCountToInfinityTest::SendData(Ptr<Socket> socket, std::string to)
322{
323 m_receivedPacket = Create<Packet>();
324 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
325 Seconds(60),
326 &Ipv6RipngCountToInfinityTest::DoSendData,
327 this,
328 socket,
329 to);
330 Simulator::Stop(Seconds(66));
331 Simulator::Run();
332}
333
334void
335Ipv6RipngCountToInfinityTest::DoRun()
336{
337 // Create topology
338
339 Ptr<Node> txNode = CreateObject<Node>();
340 Ptr<Node> rxNode = CreateObject<Node>();
341 Ptr<Node> routerA = CreateObject<Node>();
342 Ptr<Node> routerB = CreateObject<Node>();
343 Ptr<Node> routerC = CreateObject<Node>();
344
345 NodeContainer nodes(txNode, rxNode);
346 NodeContainer routers(routerA, routerB, routerC);
347 NodeContainer all(nodes, routers);
348
349 RipNgHelper ripNgRouting;
350 // Change the router's interface metric to 10, must not send packets (count to infinity)
351 // note: Interface 0 is the loopback.
352 ripNgRouting.SetInterfaceMetric(routerA, 2, 10);
353 ripNgRouting.SetInterfaceMetric(routerB, 1, 10);
354 ripNgRouting.SetInterfaceMetric(routerB, 2, 10);
355 ripNgRouting.SetInterfaceMetric(routerC, 1, 10);
356
357 InternetStackHelper internetv6routers;
358 internetv6routers.SetRoutingHelper(ripNgRouting);
359 internetv6routers.Install(routers);
360
361 InternetStackHelper internetv6nodes;
362 internetv6nodes.Install(nodes);
363
364 NetDeviceContainer net1;
365 NetDeviceContainer net2;
366 NetDeviceContainer net3;
367 NetDeviceContainer net4;
368
369 // Sender Node
370 Ptr<SimpleNetDevice> txDev;
371 {
372 txDev = CreateObject<SimpleNetDevice>();
373 txDev->SetAddress(Mac48Address("00:00:00:00:00:01"));
374 txNode->AddDevice(txDev);
375 }
376 net1.Add(txDev);
377
378 // Router A
379 Ptr<SimpleNetDevice> fwDev1routerA;
380 Ptr<SimpleNetDevice> fwDev2routerA;
381 { // first interface
382 fwDev1routerA = CreateObject<SimpleNetDevice>();
383 fwDev1routerA->SetAddress(Mac48Address("00:00:00:00:00:02"));
384 routerA->AddDevice(fwDev1routerA);
385 }
386 net1.Add(fwDev1routerA);
387
388 { // second interface
389 fwDev2routerA = CreateObject<SimpleNetDevice>();
390 fwDev2routerA->SetAddress(Mac48Address("00:00:00:00:00:03"));
391 routerA->AddDevice(fwDev2routerA);
392 }
393 net2.Add(fwDev2routerA);
394
395 // Router B
396 Ptr<SimpleNetDevice> fwDev1routerB;
397 Ptr<SimpleNetDevice> fwDev2routerB;
398 { // first interface
399 fwDev1routerB = CreateObject<SimpleNetDevice>();
400 fwDev1routerB->SetAddress(Mac48Address("00:00:00:00:00:04"));
401 routerB->AddDevice(fwDev1routerB);
402 }
403 net2.Add(fwDev1routerB);
404
405 { // second interface
406 fwDev2routerB = CreateObject<SimpleNetDevice>();
407 fwDev2routerB->SetAddress(Mac48Address("00:00:00:00:00:05"));
408 routerB->AddDevice(fwDev2routerB);
409 }
410 net3.Add(fwDev2routerB);
411
412 // Router C
413 Ptr<SimpleNetDevice> fwDev1routerC;
414 Ptr<SimpleNetDevice> fwDev2routerC;
415 { // first interface
416 fwDev1routerC = CreateObject<SimpleNetDevice>();
417 fwDev1routerC->SetAddress(Mac48Address("00:00:00:00:00:06"));
418 routerC->AddDevice(fwDev1routerC);
419 }
420 net3.Add(fwDev1routerC);
421
422 { // second interface
423 fwDev2routerC = CreateObject<SimpleNetDevice>();
424 fwDev2routerC->SetAddress(Mac48Address("00:00:00:00:00:07"));
425 routerC->AddDevice(fwDev2routerC);
426 }
427 net4.Add(fwDev2routerC);
428
429 // Rx node
430 Ptr<SimpleNetDevice> rxDev;
431 { // first interface
432 rxDev = CreateObject<SimpleNetDevice>();
433 rxDev->SetAddress(Mac48Address("00:00:00:00:00:08"));
434 rxNode->AddDevice(rxDev);
435 }
436 net4.Add(rxDev);
437
438 // link the channels
439 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel>();
440 txDev->SetChannel(channel1);
441 fwDev1routerA->SetChannel(channel1);
442
443 Ptr<SimpleChannel> channel2 = CreateObject<SimpleChannel>();
444 fwDev2routerA->SetChannel(channel2);
445 fwDev1routerB->SetChannel(channel2);
446
447 Ptr<SimpleChannel> channel3 = CreateObject<SimpleChannel>();
448 fwDev2routerB->SetChannel(channel3);
449 fwDev1routerC->SetChannel(channel3);
450
451 Ptr<SimpleChannel> channel4 = CreateObject<SimpleChannel>();
452 fwDev2routerC->SetChannel(channel4);
453 rxDev->SetChannel(channel4);
454
455 // Setup IPv6 addresses and forwarding
456 Ipv6AddressHelper ipv6;
457
458 ipv6.SetBase(Ipv6Address("2001:1::"), Ipv6Prefix(64));
459 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutOnLink(net1);
460 iic1.SetForwarding(1, true);
461 iic1.SetDefaultRouteInAllNodes(1);
462
463 Ipv6InterfaceContainer iic2 = ipv6.AssignWithoutAddress(net2);
464 iic2.SetForwarding(0, true);
465 iic2.SetForwarding(1, true);
466
467 Ipv6InterfaceContainer iic3 = ipv6.AssignWithoutAddress(net3);
468 iic3.SetForwarding(0, true);
469 iic3.SetForwarding(1, true);
470
471 ipv6.SetBase(Ipv6Address("2001:2::"), Ipv6Prefix(64));
472 Ipv6InterfaceContainer iic4 = ipv6.AssignWithoutOnLink(net4);
473 iic4.SetForwarding(0, true);
474 iic4.SetDefaultRouteInAllNodes(0);
475
476 // Create the UDP sockets
477 Ptr<SocketFactory> rxSocketFactory = rxNode->GetObject<UdpSocketFactory>();
478 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket();
479 NS_TEST_EXPECT_MSG_EQ(
480 rxSocket->Bind(Inet6SocketAddress(Ipv6Address("2001:2::200:ff:fe00:8"), 1234)),
481 0,
482 "trivial");
483 rxSocket->SetRecvCallback(MakeCallback(&Ipv6RipngCountToInfinityTest::ReceivePkt, this));
484
485 Ptr<SocketFactory> txSocketFactory = txNode->GetObject<UdpSocketFactory>();
486 Ptr<Socket> txSocket = txSocketFactory->CreateSocket();
487 txSocket->SetAllowBroadcast(true);
488
489 // ------ Now the tests ------------
490
491 SendData(txSocket, "2001:2::200:ff:fe00:8");
492 NS_TEST_EXPECT_MSG_EQ(m_receivedPacket->GetSize(), 0, "RIPng counting to infinity.");
493
494 Simulator::Destroy();
495}
496
497/**
498 * @ingroup internet-test
499 *
500 * @brief IPv6 RIPng SplitHorizon strategy Test
501 */
502class Ipv6RipngSplitHorizonStrategyTest : public TestCase
503{
504 RipNg::SplitHorizonType_e m_setStrategy; //!< Strategy set.
505 RipNg::SplitHorizonType_e m_detectedStrategy; //!< Strategy detected.
506
507 public:
508 void DoRun() override;
509 /**
510 * @brief Constructor.
511 * @param strategy The SplitHorizon strategy.
512 */
513 Ipv6RipngSplitHorizonStrategyTest(RipNg::SplitHorizonType_e strategy);
514
515 /**
516 * @brief Receive data.
517 * @param socket The receiving socket.
518 */
519 void ReceivePktProbe(Ptr<Socket> socket);
520};
521
528
529void
530Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe(Ptr<Socket> socket)
531{
532 uint32_t availableData [[maybe_unused]] = socket->GetRxAvailable();
533 Address srcAddr;
534 Ptr<Packet> receivedPacketProbe =
535 socket->RecvFrom(std::numeric_limits<uint32_t>::max(), 0, srcAddr);
536 NS_TEST_ASSERT_MSG_EQ(availableData,
537 receivedPacketProbe->GetSize(),
538 "ReceivedPacketProbe size is not equal to the Rx buffer size");
539 Ipv6Address senderAddress = Inet6SocketAddress::ConvertFrom(srcAddr).GetIpv6();
540
541 if (senderAddress == "fe80::200:ff:fe00:4")
542 {
543 RipNgHeader hdr;
544 receivedPacketProbe->RemoveHeader(hdr);
545 std::list<RipNgRte> rtes = hdr.GetRteList();
546
547 // validate the RTEs before processing
548 for (auto iter = rtes.begin(); iter != rtes.end(); iter++)
549 {
550 if (iter->GetPrefix() == "2001:1::")
551 {
552 bool correct = false;
553 if (iter->GetRouteMetric() == 16)
554 {
555 correct = true;
556 m_detectedStrategy = RipNg::POISON_REVERSE;
557 }
558 else if (iter->GetRouteMetric() == 2)
559 {
560 correct = true;
561 m_detectedStrategy = RipNg::NO_SPLIT_HORIZON;
562 }
563 NS_TEST_EXPECT_MSG_EQ(correct,
564 true,
565 "RIPng: unexpected metric value: " << iter->GetRouteMetric());
566 }
567 }
568 }
569}
570
571void
572Ipv6RipngSplitHorizonStrategyTest::DoRun()
573{
574 // Create topology
575
576 Ptr<Node> fakeNode = CreateObject<Node>();
577 Ptr<Node> listener = CreateObject<Node>();
578
579 Ptr<Node> routerA = CreateObject<Node>();
580 Ptr<Node> routerB = CreateObject<Node>();
581
582 NodeContainer listeners(listener, fakeNode);
583 NodeContainer routers(routerA, routerB);
584 NodeContainer all(routers, listeners);
585
586 RipNgHelper ripNgRouting;
587 ripNgRouting.Set("SplitHorizon", EnumValue(m_setStrategy));
588
589 InternetStackHelper internetv6routers;
590 internetv6routers.SetRoutingHelper(ripNgRouting);
591 internetv6routers.Install(routers);
592
593 InternetStackHelper internetv6nodes;
594 internetv6nodes.Install(listeners);
595
596 NetDeviceContainer net0;
597 NetDeviceContainer net1;
598
599 // Fake Node
600 Ptr<SimpleNetDevice> silentDev;
601 {
602 silentDev = CreateObject<SimpleNetDevice>();
603 silentDev->SetAddress(Mac48Address("00:00:00:00:00:01"));
604 fakeNode->AddDevice(silentDev);
605 }
606 net0.Add(silentDev);
607
608 // Router A
609 Ptr<SimpleNetDevice> silentDevRouterA;
610 Ptr<SimpleNetDevice> fwDevRouterA;
611 { // silent interface
612 silentDevRouterA = CreateObject<SimpleNetDevice>();
613 silentDevRouterA->SetAddress(Mac48Address("00:00:00:00:00:02"));
614 routerA->AddDevice(silentDevRouterA);
615 }
616 net0.Add(silentDevRouterA);
617
618 { // first interface
619 fwDevRouterA = CreateObject<SimpleNetDevice>();
620 fwDevRouterA->SetAddress(Mac48Address("00:00:00:00:00:03"));
621 routerA->AddDevice(fwDevRouterA);
622 }
623 net1.Add(fwDevRouterA);
624
625 // Router B
626 Ptr<SimpleNetDevice> fwDevRouterB;
627 { // first interface
628 fwDevRouterB = CreateObject<SimpleNetDevice>();
629 fwDevRouterB->SetAddress(Mac48Address("00:00:00:00:00:04"));
630 routerB->AddDevice(fwDevRouterB);
631 }
632 net1.Add(fwDevRouterB);
633
634 // listener A
635 Ptr<SimpleNetDevice> listenerDev;
636 {
637 listenerDev = CreateObject<SimpleNetDevice>();
638 listenerDev->SetAddress(Mac48Address("00:00:00:00:00:05"));
639 listener->AddDevice(listenerDev);
640 }
641 net1.Add(listenerDev);
642
643 // link the channels
644 Ptr<SimpleChannel> channel0 = CreateObject<SimpleChannel>();
645 silentDev->SetChannel(channel0);
646 silentDevRouterA->SetChannel(channel0);
647
648 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel>();
649 fwDevRouterA->SetChannel(channel1);
650 fwDevRouterB->SetChannel(channel1);
651 listenerDev->SetChannel(channel1);
652
653 // Setup IPv6 addresses and forwarding
654 Ipv6AddressHelper ipv6;
655
656 ipv6.SetBase(Ipv6Address("2001:1::"), Ipv6Prefix(64));
657 Ipv6InterfaceContainer iic0 = ipv6.AssignWithoutOnLink(net0);
658
659 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutAddress(net1);
660 iic1.SetForwarding(0, true);
661 iic1.SetForwarding(1, true);
662
663 // Create the UDP sockets
664 Ptr<SocketFactory> rxSocketFactory = listener->GetObject<UdpSocketFactory>();
665 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket();
666 rxSocket->BindToNetDevice(listenerDev);
667 NS_TEST_EXPECT_MSG_EQ(rxSocket->Bind(Inet6SocketAddress(Ipv6Address("ff02::9"), 521)),
668 0,
669 "trivial");
670 rxSocket->SetRecvCallback(
671 MakeCallback(&Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe, this));
672
673 // ------ Now the tests ------------
674
675 // If the strategy is Split Horizon, then no packet will be received.
676 m_detectedStrategy = RipNg::SPLIT_HORIZON;
677
678 Simulator::Stop(Seconds(66));
679 Simulator::Run();
680 NS_TEST_EXPECT_MSG_EQ(m_detectedStrategy, m_setStrategy, "RIPng counting to infinity.");
681
682 Simulator::Destroy();
683}
684
685/**
686 * @ingroup internet-test
687 *
688 * @brief IPv6 RIPng TestSuite
689 */
690class Ipv6RipngTestSuite : public TestSuite
691{
692 public:
693 Ipv6RipngTestSuite()
694 : TestSuite("ipv6-ripng", Type::UNIT)
695 {
696 AddTestCase(new Ipv6RipngTest, TestCase::Duration::QUICK);
697 AddTestCase(new Ipv6RipngCountToInfinityTest, TestCase::Duration::QUICK);
698 AddTestCase(new Ipv6RipngSplitHorizonStrategyTest(RipNg::POISON_REVERSE),
699 TestCase::Duration::QUICK);
700 AddTestCase(new Ipv6RipngSplitHorizonStrategyTest(RipNg::SPLIT_HORIZON),
701 TestCase::Duration::QUICK);
702 AddTestCase(new Ipv6RipngSplitHorizonStrategyTest(RipNg::NO_SPLIT_HORIZON),
703 TestCase::Duration::QUICK);
704 }
705};
706
707static Ipv6RipngTestSuite g_ipv6ripngTestSuite; //!< Static variable for test initialization
Ipv6RipngCountToInfinityTest
IPv6 RIPng count to infinity Test.
Definition ipv6-ripng-test.cc:271
Ipv6RipngCountToInfinityTest::SendData
void SendData(Ptr< Socket > socket, std::string to)
Send data.
Definition ipv6-ripng-test.cc:321
Ipv6RipngCountToInfinityTest::DoSendData
void DoSendData(Ptr< Socket > socket, std::string to)
Send data.
Definition ipv6-ripng-test.cc:314
Ipv6RipngCountToInfinityTest::ReceivePkt
void ReceivePkt(Ptr< Socket > socket)
Receive data.
Definition ipv6-ripng-test.cc:304
Ipv6RipngCountToInfinityTest::m_receivedPacket
Ptr< Packet > m_receivedPacket
Received packet.
Definition ipv6-ripng-test.cc:272
Ipv6RipngCountToInfinityTest::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition ipv6-ripng-test.cc:335
Ipv6RipngSplitHorizonStrategyTest
IPv6 RIPng SplitHorizon strategy Test.
Definition ipv6-ripng-test.cc:503
Ipv6RipngSplitHorizonStrategyTest::Ipv6RipngSplitHorizonStrategyTest
Ipv6RipngSplitHorizonStrategyTest(RipNg::SplitHorizonType_e strategy)
Constructor.
Definition ipv6-ripng-test.cc:522
Ipv6RipngSplitHorizonStrategyTest::m_setStrategy
RipNg::SplitHorizonType_e m_setStrategy
Strategy set.
Definition ipv6-ripng-test.cc:504
Ipv6RipngSplitHorizonStrategyTest::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition ipv6-ripng-test.cc:572
Ipv6RipngSplitHorizonStrategyTest::m_detectedStrategy
RipNg::SplitHorizonType_e m_detectedStrategy
Strategy detected.
Definition ipv6-ripng-test.cc:505
Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe
void ReceivePktProbe(Ptr< Socket > socket)
Receive data.
Definition ipv6-ripng-test.cc:530
Ipv6RipngTest
IPv6 RIPng Test.
Definition ipv6-ripng-test.cc:41
Ipv6RipngTest::m_receivedPacket
Ptr< Packet > m_receivedPacket
Received packet.
Definition ipv6-ripng-test.cc:42
Ipv6RipngTest::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition ipv6-ripng-test.cc:105
Ipv6RipngTest::SendData
void SendData(Ptr< Socket > socket, std::string to)
Send data.
Definition ipv6-ripng-test.cc:91
Ipv6RipngTest::DoSendData
void DoSendData(Ptr< Socket > socket, std::string to)
Send data.
Definition ipv6-ripng-test.cc:84
Ipv6RipngTest::ReceivePkt
void ReceivePkt(Ptr< Socket > socket)
Receive data.
Definition ipv6-ripng-test.cc:74
Ipv6RipngTestSuite
IPv6 RIPng TestSuite.
Definition ipv6-ripng-test.cc:691
ns3::Address
a polymophic address class
Definition address.h:90
ns3::EnumValue
Hold variables of type enum.
Definition enum.h:52
ns3::Inet6SocketAddress
An Inet6 address class.
Definition inet6-socket-address.h:27
ns3::Inet6SocketAddress::ConvertFrom
static Inet6SocketAddress ConvertFrom(const Address &addr)
Convert the address to a InetSocketAddress.
Definition inet6-socket-address.cc:106
ns3::Inet6SocketAddress::GetIpv6
Ipv6Address GetIpv6() const
Get the IPv6 address.
Definition inet6-socket-address.cc:69
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition internet-stack-helper.h:81
ns3::InternetStackHelper::Install
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
Definition internet-stack-helper.cc:359
ns3::InternetStackHelper::SetRoutingHelper
void SetRoutingHelper(const Ipv4RoutingHelper &routing)
Definition internet-stack-helper.cc:174
ns3::Ipv6AddressHelper
Helper class to auto-assign global IPv6 unicast addresses.
Definition ipv6-address-helper.h:73
ns3::Ipv6AddressHelper::AssignWithoutAddress
Ipv6InterfaceContainer AssignWithoutAddress(const NetDeviceContainer &c)
Allocate an Ipv6InterfaceContainer but do not assign any IPv6 addresses.
Definition ipv6-address-helper.cc:293
ns3::Ipv6AddressHelper::SetBase
void SetBase(Ipv6Address network, Ipv6Prefix prefix, Ipv6Address base=Ipv6Address("::1"))
Set the base network number, network prefix, and base interface ID.
Definition ipv6-address-helper.cc:59
ns3::Ipv6AddressHelper::AssignWithoutOnLink
Ipv6InterfaceContainer AssignWithoutOnLink(const NetDeviceContainer &c)
Allocate an Ipv6InterfaceContainer with auto-assigned addresses, but do not set the on-link property ...
Definition ipv6-address-helper.cc:301
ns3::Ipv6Address
Describes an IPv6 address.
Definition ipv6-address.h:38
ns3::Ipv6InterfaceContainer
Keep track of a set of IPv6 interfaces.
Definition ipv6-interface-container.h:29
ns3::Ipv6InterfaceContainer::SetForwarding
void SetForwarding(uint32_t i, bool state)
Set the state of the stack (act as a router or as an host) for the specified index.
Definition ipv6-interface-container.cc:86
ns3::Ipv6Prefix
Describes an IPv6 prefix.
Definition ipv6-address.h:444
ns3::Mac48Address
an EUI-48 address
Definition mac48-address.h:35
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition net-device-container.h:32
ns3::NodeContainer
keep track of a set of node pointers.
Definition node-container.h:29
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition ptr.h:66
ns3::RipNgHeader
RipNgHeader - see RFC 2080
Definition ripng-header.h:136
ns3::RipNgHeader::GetRteList
std::list< RipNgRte > GetRteList() const
Get the list of the RTEs included in the message.
Definition ripng-header.cc:271
ns3::RipNgHelper
Helper class that adds RIPng routing to nodes.
Definition ripng-helper.h:33
ns3::RipNgHelper::SetInterfaceMetric
void SetInterfaceMetric(Ptr< Node > node, uint32_t interface, uint8_t metric)
Set a metric for an interface.
Definition ripng-helper.cc:168
ns3::RipNgHelper::Set
void Set(std::string name, const AttributeValue &value)
Definition ripng-helper.cc:72
ns3::RipNg::SplitHorizonType_e
SplitHorizonType_e
Split Horizon strategy type.
Definition ripng.h:213
ns3::RipNg::SPLIT_HORIZON
@ SPLIT_HORIZON
Split Horizon.
Definition ripng.h:215
ns3::RipNg::POISON_REVERSE
@ POISON_REVERSE
Poison Reverse Split Horizon.
Definition ripng.h:216
ns3::RipNg::NO_SPLIT_HORIZON
@ NO_SPLIT_HORIZON
No Split Horizon.
Definition ripng.h:214
ns3::Simulator::Destroy
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
Definition simulator.cc:131
ns3::Simulator::ScheduleWithContext
static void ScheduleWithContext(uint32_t context, const Time &delay, FUNC f, Ts &&... args)
Schedule an event with the given context.
Definition simulator.h:577
ns3::Simulator::Run
static void Run()
Run the simulation.
Definition simulator.cc:167
ns3::Simulator::Stop
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Definition simulator.cc:175
ns3::TestCase
encapsulates test code
Definition test.h:1050
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, Duration duration=Duration::QUICK)
Add an individual child TestCase to this test suite.
Definition test.cc:292
ns3::TestSuite
A suite of tests to run.
Definition test.h:1267
ns3::TestSuite::Type
Type
Type of test.
Definition test.h:1274
ns3::TestSuite::UNIT
static constexpr auto UNIT
Definition test.h:1291
ns3::UdpSocketFactory
API to create UDP socket instances.
Definition udp-socket-factory.h:31
uint32_t
ns3::Create
Ptr< T > Create(Ts &&... args)
Create class instances by constructors with varying numbers of arguments and return them by Ptr.
Definition ptr.h:436
NS_TEST_ASSERT_MSG_EQ
#define NS_TEST_ASSERT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report and abort if not.
Definition test.h:134
NS_TEST_EXPECT_MSG_EQ
#define NS_TEST_EXPECT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report if not.
Definition test.h:241
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition nstime.h:1344
g_ipv6ripngTestSuite
static Ipv6RipngTestSuite g_ipv6ripngTestSuite
Static variable for test initialization.
Definition ipv6-ripng-test.cc:707
nodes
NodeContainer nodes
Definition lr-wpan-bootstrap.cc:43
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::MakeCallback
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Definition callback.h:684