A Discrete-Event Network Simulator
API
ipv6-ripng-test.cc
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2014 Universita' di Firenze
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Author: Tommaso Pecorella <tommaso.pecorella@unifi.it>
19 */
20
21#include "ns3/test.h"
22#include "ns3/socket-factory.h"
23#include "ns3/udp-socket-factory.h"
24#include "ns3/simulator.h"
25#include "ns3/simple-channel.h"
26#include "ns3/simple-net-device.h"
27#include "ns3/socket.h"
28#include "ns3/boolean.h"
29#include "ns3/enum.h"
30
31#include "ns3/log.h"
32#include "ns3/node.h"
33#include "ns3/inet6-socket-address.h"
34
35#include "ns3/internet-stack-helper.h"
36#include "ns3/ipv6-address-helper.h"
37#include "ns3/ipv6-l3-protocol.h"
38#include "ns3/icmpv6-l4-protocol.h"
39#include "ns3/udp-l4-protocol.h"
40#include "ns3/ripng.h"
41#include "ns3/ripng-helper.h"
42#include "ns3/node-container.h"
43
44#include <string>
45#include <limits>
46
47using namespace ns3;
48
55class Ipv6RipngTest : public TestCase
56{
57 Ptr<Packet> m_receivedPacket;
58
64 void DoSendData (Ptr<Socket> socket, std::string to);
70 void SendData (Ptr<Socket> socket, std::string to);
71
72public:
73 virtual void DoRun (void);
74 Ipv6RipngTest ();
75
80 void ReceivePkt (Ptr<Socket> socket);
81};
82
83Ipv6RipngTest::Ipv6RipngTest ()
84 : TestCase ("RIPng")
85{
86}
87
88void Ipv6RipngTest::ReceivePkt (Ptr<Socket> socket)
89{
90 uint32_t availableData;
91 availableData = socket->GetRxAvailable ();
92 m_receivedPacket = socket->Recv (std::numeric_limits<uint32_t>::max (), 0);
93 NS_TEST_ASSERT_MSG_EQ (availableData, m_receivedPacket->GetSize (), "Received packet size is not equal to Rx buffer size");
94 //cast availableData to void, to suppress 'availableData' set but not used
95 //compiler warning
96 (void) availableData;
97}
98
99void
100Ipv6RipngTest::DoSendData (Ptr<Socket> socket, std::string to)
101{
102 Address realTo = Inet6SocketAddress (Ipv6Address (to.c_str ()), 1234);
103 NS_TEST_EXPECT_MSG_EQ (socket->SendTo (Create<Packet> (123), 0, realTo),
104 123, "100");
105}
106
107void
108Ipv6RipngTest::SendData (Ptr<Socket> socket, std::string to)
109{
110 m_receivedPacket = Create<Packet> ();
111 Simulator::ScheduleWithContext (socket->GetNode ()->GetId (), Seconds (60),
112 &Ipv6RipngTest::DoSendData, this, socket, to);
113 Simulator::Stop (Seconds (66));
114 Simulator::Run ();
115}
116
117void
118Ipv6RipngTest::DoRun (void)
119{
120 // Create topology
121
122 Ptr<Node> txNode = CreateObject<Node> ();
123 Ptr<Node> rxNode = CreateObject<Node> ();
124 Ptr<Node> routerA = CreateObject<Node> ();
125 Ptr<Node> routerB = CreateObject<Node> ();
126 Ptr<Node> routerC = CreateObject<Node> ();
127
128 NodeContainer nodes (txNode, rxNode);
129 NodeContainer routers (routerA, routerB, routerC);
130 NodeContainer all (nodes, routers);
131
132 RipNgHelper ripNgRouting;
133 InternetStackHelper internetv6routers;
134 internetv6routers.SetRoutingHelper (ripNgRouting);
135 internetv6routers.Install (routers);
136
137 InternetStackHelper internetv6nodes;
138 internetv6nodes.Install (nodes);
139
140 NetDeviceContainer net1;
141 NetDeviceContainer net2;
142 NetDeviceContainer net3;
143 NetDeviceContainer net4;
144
145 // Sender Node
146 Ptr<SimpleNetDevice> txDev;
147 {
148 txDev = CreateObject<SimpleNetDevice> ();
149 txDev->SetAddress (Mac48Address ("00:00:00:00:00:01"));
150 txNode->AddDevice (txDev);
151 }
152 net1.Add (txDev);
153
154 // Router A
155 Ptr<SimpleNetDevice> fwDev1routerA, fwDev2routerA;
156 { // first interface
157 fwDev1routerA = CreateObject<SimpleNetDevice> ();
158 fwDev1routerA->SetAddress (Mac48Address ("00:00:00:00:00:02"));
159 routerA->AddDevice (fwDev1routerA);
160 }
161 net1.Add (fwDev1routerA);
162
163 { // second interface
164 fwDev2routerA = CreateObject<SimpleNetDevice> ();
165 fwDev2routerA->SetAddress (Mac48Address ("00:00:00:00:00:03"));
166 routerA->AddDevice (fwDev2routerA);
167 }
168 net2.Add (fwDev2routerA);
169
170 // Router B
171 Ptr<SimpleNetDevice> fwDev1routerB, fwDev2routerB;
172 { // first interface
173 fwDev1routerB = CreateObject<SimpleNetDevice> ();
174 fwDev1routerB->SetAddress (Mac48Address ("00:00:00:00:00:04"));
175 routerB->AddDevice (fwDev1routerB);
176 }
177 net2.Add (fwDev1routerB);
178
179 { // second interface
180 fwDev2routerB = CreateObject<SimpleNetDevice> ();
181 fwDev2routerB->SetAddress (Mac48Address ("00:00:00:00:00:05"));
182 routerB->AddDevice (fwDev2routerB);
183 }
184 net3.Add (fwDev2routerB);
185
186 // Router C
187 Ptr<SimpleNetDevice> fwDev1routerC, fwDev2routerC;
188 { // first interface
189 fwDev1routerC = CreateObject<SimpleNetDevice> ();
190 fwDev1routerC->SetAddress (Mac48Address ("00:00:00:00:00:06"));
191 routerC->AddDevice (fwDev1routerC);
192 }
193 net3.Add (fwDev1routerC);
194
195 { // second interface
196 fwDev2routerC = CreateObject<SimpleNetDevice> ();
197 fwDev2routerC->SetAddress (Mac48Address ("00:00:00:00:00:07"));
198 routerC->AddDevice (fwDev2routerC);
199 }
200 net4.Add (fwDev2routerC);
201
202 // Rx node
203 Ptr<SimpleNetDevice> rxDev;
204 { // first interface
205 rxDev = CreateObject<SimpleNetDevice> ();
206 rxDev->SetAddress (Mac48Address ("00:00:00:00:00:08"));
207 rxNode->AddDevice (rxDev);
208 }
209 net4.Add (rxDev);
210
211 // link the channels
212 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel> ();
213 txDev->SetChannel (channel1);
214 fwDev1routerA->SetChannel (channel1);
215
216 Ptr<SimpleChannel> channel2 = CreateObject<SimpleChannel> ();
217 fwDev2routerA->SetChannel (channel2);
218 fwDev1routerB->SetChannel (channel2);
219
220 Ptr<SimpleChannel> channel3 = CreateObject<SimpleChannel> ();
221 fwDev2routerB->SetChannel (channel3);
222 fwDev1routerC->SetChannel (channel3);
223
224 Ptr<SimpleChannel> channel4 = CreateObject<SimpleChannel> ();
225 fwDev2routerC->SetChannel (channel4);
226 rxDev->SetChannel (channel4);
227
228 // Setup IPv6 addresses and forwarding
229 Ipv6AddressHelper ipv6;
230
231 ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
232 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutOnLink (net1);
233 iic1.SetForwarding (1, true);
234 iic1.SetDefaultRouteInAllNodes (1);
235
236 Ipv6InterfaceContainer iic2 = ipv6.AssignWithoutAddress (net2);
237 iic2.SetForwarding (0, true);
238 iic2.SetForwarding (1, true);
239
240 Ipv6InterfaceContainer iic3 = ipv6.AssignWithoutAddress (net3);
241 iic3.SetForwarding (0, true);
242 iic3.SetForwarding (1, true);
243
244 ipv6.SetBase (Ipv6Address ("2001:2::"), Ipv6Prefix (64));
245 Ipv6InterfaceContainer iic4 = ipv6.AssignWithoutOnLink (net4);
246 iic4.SetForwarding (0, true);
247 iic4.SetDefaultRouteInAllNodes (0);
248
249 // Create the UDP sockets
250 Ptr<SocketFactory> rxSocketFactory = rxNode->GetObject<UdpSocketFactory> ();
251 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket ();
252 NS_TEST_EXPECT_MSG_EQ (rxSocket->Bind (Inet6SocketAddress (Ipv6Address ("2001:2::200:ff:fe00:8"), 1234)), 0, "trivial");
253 rxSocket->SetRecvCallback (MakeCallback (&Ipv6RipngTest::ReceivePkt, this));
254
255 Ptr<SocketFactory> txSocketFactory = txNode->GetObject<UdpSocketFactory> ();
256 Ptr<Socket> txSocket = txSocketFactory->CreateSocket ();
257 txSocket->SetAllowBroadcast (true);
258
259 // ------ Now the tests ------------
260
261 // Unicast test
262 SendData (txSocket, "2001:2::200:ff:fe00:8");
263 NS_TEST_EXPECT_MSG_EQ (m_receivedPacket->GetSize (), 123, "IPv6 RIPng should work.");
264
265 m_receivedPacket->RemoveAllByteTags ();
266
267 Simulator::Destroy ();
268}
269
270// Ipv6RipngCountToInfinityTest
271
278class Ipv6RipngCountToInfinityTest : public TestCase
279{
280 Ptr<Packet> m_receivedPacket;
281
287 void DoSendData (Ptr<Socket> socket, std::string to);
293 void SendData (Ptr<Socket> socket, std::string to);
294
295public:
296 virtual void DoRun (void);
297 Ipv6RipngCountToInfinityTest ();
298
303 void ReceivePkt (Ptr<Socket> socket);
304};
305
306Ipv6RipngCountToInfinityTest::Ipv6RipngCountToInfinityTest ()
307 : TestCase ("RIPng counting to infinity")
308{
309}
310
311void Ipv6RipngCountToInfinityTest::ReceivePkt (Ptr<Socket> socket)
312{
313 uint32_t availableData;
314 availableData = socket->GetRxAvailable ();
315 m_receivedPacket = socket->Recv (std::numeric_limits<uint32_t>::max (), 0);
316 NS_TEST_ASSERT_MSG_EQ (availableData, m_receivedPacket->GetSize (), "Received packet size is not equal to Rx buffer size");
317 //cast availableData to void, to suppress 'availableData' set but not used
318 //compiler warning
319 (void) availableData;
320}
321
322void
323Ipv6RipngCountToInfinityTest::DoSendData (Ptr<Socket> socket, std::string to)
324{
325 Address realTo = Inet6SocketAddress (Ipv6Address (to.c_str ()), 1234);
326 NS_TEST_EXPECT_MSG_EQ (socket->SendTo (Create<Packet> (123), 0, realTo),
327 123, "100");
328}
329
330void
331Ipv6RipngCountToInfinityTest::SendData (Ptr<Socket> socket, std::string to)
332{
333 m_receivedPacket = Create<Packet> ();
334 Simulator::ScheduleWithContext (socket->GetNode ()->GetId (), Seconds (60),
335 &Ipv6RipngCountToInfinityTest::DoSendData, this, socket, to);
336 Simulator::Stop (Seconds (66));
337 Simulator::Run ();
338}
339
340void
341Ipv6RipngCountToInfinityTest::DoRun (void)
342{
343 // Create topology
344
345 Ptr<Node> txNode = CreateObject<Node> ();
346 Ptr<Node> rxNode = CreateObject<Node> ();
347 Ptr<Node> routerA = CreateObject<Node> ();
348 Ptr<Node> routerB = CreateObject<Node> ();
349 Ptr<Node> routerC = CreateObject<Node> ();
350
351 NodeContainer nodes (txNode, rxNode);
352 NodeContainer routers (routerA, routerB, routerC);
353 NodeContainer all (nodes, routers);
354
355 RipNgHelper ripNgRouting;
356 // Change the router's interface metric to 10, must not send packets (count to infinity)
357 // note: Interface 0 is the loopback.
358 ripNgRouting.SetInterfaceMetric (routerA, 2, 10);
359 ripNgRouting.SetInterfaceMetric (routerB, 1, 10);
360 ripNgRouting.SetInterfaceMetric (routerB, 2, 10);
361 ripNgRouting.SetInterfaceMetric (routerC, 1, 10);
362
363 InternetStackHelper internetv6routers;
364 internetv6routers.SetRoutingHelper (ripNgRouting);
365 internetv6routers.Install (routers);
366
367 InternetStackHelper internetv6nodes;
368 internetv6nodes.Install (nodes);
369
370 NetDeviceContainer net1;
371 NetDeviceContainer net2;
372 NetDeviceContainer net3;
373 NetDeviceContainer net4;
374
375 // Sender Node
376 Ptr<SimpleNetDevice> txDev;
377 {
378 txDev = CreateObject<SimpleNetDevice> ();
379 txDev->SetAddress (Mac48Address ("00:00:00:00:00:01"));
380 txNode->AddDevice (txDev);
381 }
382 net1.Add (txDev);
383
384 // Router A
385 Ptr<SimpleNetDevice> fwDev1routerA, fwDev2routerA;
386 { // first interface
387 fwDev1routerA = CreateObject<SimpleNetDevice> ();
388 fwDev1routerA->SetAddress (Mac48Address ("00:00:00:00:00:02"));
389 routerA->AddDevice (fwDev1routerA);
390 }
391 net1.Add (fwDev1routerA);
392
393 { // second interface
394 fwDev2routerA = CreateObject<SimpleNetDevice> ();
395 fwDev2routerA->SetAddress (Mac48Address ("00:00:00:00:00:03"));
396 routerA->AddDevice (fwDev2routerA);
397 }
398 net2.Add (fwDev2routerA);
399
400 // Router B
401 Ptr<SimpleNetDevice> fwDev1routerB, fwDev2routerB;
402 { // first interface
403 fwDev1routerB = CreateObject<SimpleNetDevice> ();
404 fwDev1routerB->SetAddress (Mac48Address ("00:00:00:00:00:04"));
405 routerB->AddDevice (fwDev1routerB);
406 }
407 net2.Add (fwDev1routerB);
408
409 { // second interface
410 fwDev2routerB = CreateObject<SimpleNetDevice> ();
411 fwDev2routerB->SetAddress (Mac48Address ("00:00:00:00:00:05"));
412 routerB->AddDevice (fwDev2routerB);
413 }
414 net3.Add (fwDev2routerB);
415
416 // Router C
417 Ptr<SimpleNetDevice> fwDev1routerC, fwDev2routerC;
418 { // first interface
419 fwDev1routerC = CreateObject<SimpleNetDevice> ();
420 fwDev1routerC->SetAddress (Mac48Address ("00:00:00:00:00:06"));
421 routerC->AddDevice (fwDev1routerC);
422 }
423 net3.Add (fwDev1routerC);
424
425 { // second interface
426 fwDev2routerC = CreateObject<SimpleNetDevice> ();
427 fwDev2routerC->SetAddress (Mac48Address ("00:00:00:00:00:07"));
428 routerC->AddDevice (fwDev2routerC);
429 }
430 net4.Add (fwDev2routerC);
431
432 // Rx node
433 Ptr<SimpleNetDevice> rxDev;
434 { // first interface
435 rxDev = CreateObject<SimpleNetDevice> ();
436 rxDev->SetAddress (Mac48Address ("00:00:00:00:00:08"));
437 rxNode->AddDevice (rxDev);
438 }
439 net4.Add (rxDev);
440
441 // link the channels
442 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel> ();
443 txDev->SetChannel (channel1);
444 fwDev1routerA->SetChannel (channel1);
445
446 Ptr<SimpleChannel> channel2 = CreateObject<SimpleChannel> ();
447 fwDev2routerA->SetChannel (channel2);
448 fwDev1routerB->SetChannel (channel2);
449
450 Ptr<SimpleChannel> channel3 = CreateObject<SimpleChannel> ();
451 fwDev2routerB->SetChannel (channel3);
452 fwDev1routerC->SetChannel (channel3);
453
454 Ptr<SimpleChannel> channel4 = CreateObject<SimpleChannel> ();
455 fwDev2routerC->SetChannel (channel4);
456 rxDev->SetChannel (channel4);
457
458 // Setup IPv6 addresses and forwarding
459 Ipv6AddressHelper ipv6;
460
461 ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
462 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutOnLink (net1);
463 iic1.SetForwarding (1, true);
464 iic1.SetDefaultRouteInAllNodes (1);
465
466 Ipv6InterfaceContainer iic2 = ipv6.AssignWithoutAddress (net2);
467 iic2.SetForwarding (0, true);
468 iic2.SetForwarding (1, true);
469
470 Ipv6InterfaceContainer iic3 = ipv6.AssignWithoutAddress (net3);
471 iic3.SetForwarding (0, true);
472 iic3.SetForwarding (1, true);
473
474 ipv6.SetBase (Ipv6Address ("2001:2::"), Ipv6Prefix (64));
475 Ipv6InterfaceContainer iic4 = ipv6.AssignWithoutOnLink (net4);
476 iic4.SetForwarding (0, true);
477 iic4.SetDefaultRouteInAllNodes (0);
478
479 // Create the UDP sockets
480 Ptr<SocketFactory> rxSocketFactory = rxNode->GetObject<UdpSocketFactory> ();
481 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket ();
482 NS_TEST_EXPECT_MSG_EQ (rxSocket->Bind (Inet6SocketAddress (Ipv6Address ("2001:2::200:ff:fe00:8"), 1234)), 0, "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
503class Ipv6RipngSplitHorizonStrategyTest : public TestCase
504{
505 RipNg::SplitHorizonType_e m_setStrategy;
506 RipNg::SplitHorizonType_e m_detectedStrategy;
507
508public:
509 virtual void DoRun (void);
514 Ipv6RipngSplitHorizonStrategyTest (RipNg::SplitHorizonType_e strategy);
515
520 void ReceivePktProbe (Ptr<Socket> socket);
521};
522
523Ipv6RipngSplitHorizonStrategyTest::Ipv6RipngSplitHorizonStrategyTest (RipNg::SplitHorizonType_e strategy)
524 : TestCase ("RIPng Split Horizon strategy")
525{
526 m_setStrategy = strategy;
527}
528
529void Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe (Ptr<Socket> socket)
530{
531 uint32_t availableData;
532 availableData = socket->GetRxAvailable ();
533 Address srcAddr;
534 Ptr<Packet> receivedPacketProbe = socket->RecvFrom (std::numeric_limits<uint32_t>::max (), 0, srcAddr);
535 NS_TEST_ASSERT_MSG_EQ (availableData, receivedPacketProbe->GetSize (), "ReceivedPacketProbe size is not equal to the Rx buffer size");
536 Ipv6Address senderAddress = Inet6SocketAddress::ConvertFrom (srcAddr).GetIpv6 ();
537
538 if (senderAddress == "fe80::200:ff:fe00:4")
539 {
540 RipNgHeader hdr;
541 receivedPacketProbe->RemoveHeader (hdr);
542 std::list<RipNgRte> rtes = hdr.GetRteList ();
543
544 // validate the RTEs before processing
545 for (std::list<RipNgRte>::iterator iter = rtes.begin ();
546 iter != rtes.end (); iter++)
547 {
548 if (iter->GetPrefix () == "2001:1::")
549 {
550 bool correct = false;
551 if (iter->GetRouteMetric () == 16)
552 {
553 correct = true;
554 m_detectedStrategy = RipNg::POISON_REVERSE;
555 }
556 else if (iter->GetRouteMetric () == 2)
557 {
558 correct = true;
559 m_detectedStrategy = RipNg::NO_SPLIT_HORIZON;
560 }
561 NS_TEST_EXPECT_MSG_EQ (correct, true, "RIPng: unexpected metric value: " << iter->GetRouteMetric ());
562 }
563 }
564 }
565
566 //cast availableData to void, to suppress 'availableData' set but not used
567 //compiler warning
568 (void) availableData;
569}
570
571void
572Ipv6RipngSplitHorizonStrategyTest::DoRun (void)
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, fwDevRouterA;
610 { // silent interface
611 silentDevRouterA = CreateObject<SimpleNetDevice> ();
612 silentDevRouterA->SetAddress (Mac48Address ("00:00:00:00:00:02"));
613 routerA->AddDevice (silentDevRouterA);
614 }
615 net0.Add (silentDevRouterA);
616
617 { // first interface
618 fwDevRouterA = CreateObject<SimpleNetDevice> ();
619 fwDevRouterA->SetAddress (Mac48Address ("00:00:00:00:00:03"));
620 routerA->AddDevice (fwDevRouterA);
621 }
622 net1.Add (fwDevRouterA);
623
624 // Router B
625 Ptr<SimpleNetDevice> fwDevRouterB;
626 { // first interface
627 fwDevRouterB = CreateObject<SimpleNetDevice> ();
628 fwDevRouterB->SetAddress (Mac48Address ("00:00:00:00:00:04"));
629 routerB->AddDevice (fwDevRouterB);
630 }
631 net1.Add (fwDevRouterB);
632
633 // listener A
634 Ptr<SimpleNetDevice> listenerDev;
635 {
636 listenerDev = CreateObject<SimpleNetDevice> ();
637 listenerDev->SetAddress (Mac48Address ("00:00:00:00:00:05"));
638 listener->AddDevice (listenerDev);
639 }
640 net1.Add (listenerDev);
641
642 // link the channels
643 Ptr<SimpleChannel> channel0 = CreateObject<SimpleChannel> ();
644 silentDev->SetChannel (channel0);
645 silentDevRouterA->SetChannel (channel0);
646
647 Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel> ();
648 fwDevRouterA->SetChannel (channel1);
649 fwDevRouterB->SetChannel (channel1);
650 listenerDev->SetChannel (channel1);
651
652 // Setup IPv6 addresses and forwarding
653 Ipv6AddressHelper ipv6;
654
655 ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
656 Ipv6InterfaceContainer iic0 = ipv6.AssignWithoutOnLink (net0);
657
658 Ipv6InterfaceContainer iic1 = ipv6.AssignWithoutAddress (net1);
659 iic1.SetForwarding (0, true);
660 iic1.SetForwarding (1, true);
661
662 // Create the UDP sockets
663 Ptr<SocketFactory> rxSocketFactory = listener->GetObject<UdpSocketFactory> ();
664 Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket ();
665 rxSocket->BindToNetDevice (listenerDev);
666 NS_TEST_EXPECT_MSG_EQ (rxSocket->Bind (Inet6SocketAddress (Ipv6Address ("ff02::9"), 521)), 0, "trivial");
667 rxSocket->SetRecvCallback (MakeCallback (&Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe, this));
668
669 // ------ Now the tests ------------
670
671 // If the strategy is Split Horizon, then no packet will be received.
672 m_detectedStrategy = RipNg::SPLIT_HORIZON;
673
674 Simulator::Stop (Seconds (66));
675 Simulator::Run ();
676 NS_TEST_EXPECT_MSG_EQ (m_detectedStrategy, m_setStrategy, "RIPng counting to infinity.");
677
678 Simulator::Destroy ();
679}
680
687class Ipv6RipngTestSuite : public TestSuite
688{
689public:
690 Ipv6RipngTestSuite () : TestSuite ("ipv6-ripng", UNIT)
691 {
692 AddTestCase (new Ipv6RipngTest, TestCase::QUICK);
693 AddTestCase (new Ipv6RipngCountToInfinityTest, TestCase::QUICK);
694 AddTestCase (new Ipv6RipngSplitHorizonStrategyTest (RipNg::POISON_REVERSE), TestCase::QUICK);
695 AddTestCase (new Ipv6RipngSplitHorizonStrategyTest (RipNg::SPLIT_HORIZON), TestCase::QUICK);
696 AddTestCase (new Ipv6RipngSplitHorizonStrategyTest (RipNg::NO_SPLIT_HORIZON), TestCase::QUICK);
697 }
698};
699
700static Ipv6RipngTestSuite g_ipv6ripngTestSuite;
max
#define max(a, b)
Definition: 80211b.c:43
Ipv6RipngCountToInfinityTest
IPv6 RIPng count to infinity Test.
Definition: ipv6-ripng-test.cc:279
Ipv6RipngCountToInfinityTest::SendData
void SendData(Ptr< Socket > socket, std::string to)
Send data.
Definition: ipv6-ripng-test.cc:331
Ipv6RipngCountToInfinityTest::DoSendData
void DoSendData(Ptr< Socket > socket, std::string to)
Send data.
Definition: ipv6-ripng-test.cc:323
Ipv6RipngCountToInfinityTest::ReceivePkt
void ReceivePkt(Ptr< Socket > socket)
Receive data.
Definition: ipv6-ripng-test.cc:311
Ipv6RipngCountToInfinityTest::m_receivedPacket
Ptr< Packet > m_receivedPacket
Received packet.
Definition: ipv6-ripng-test.cc:280
Ipv6RipngCountToInfinityTest::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: ipv6-ripng-test.cc:341
Ipv6RipngSplitHorizonStrategyTest
IPv6 RIPng SplitHorizon strategy Test.
Definition: ipv6-ripng-test.cc:504
Ipv6RipngSplitHorizonStrategyTest::Ipv6RipngSplitHorizonStrategyTest
Ipv6RipngSplitHorizonStrategyTest(RipNg::SplitHorizonType_e strategy)
Constructor.
Definition: ipv6-ripng-test.cc:523
Ipv6RipngSplitHorizonStrategyTest::m_setStrategy
RipNg::SplitHorizonType_e m_setStrategy
Strategy set.
Definition: ipv6-ripng-test.cc:505
Ipv6RipngSplitHorizonStrategyTest::m_detectedStrategy
RipNg::SplitHorizonType_e m_detectedStrategy
Strategy detected.
Definition: ipv6-ripng-test.cc:506
Ipv6RipngSplitHorizonStrategyTest::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: ipv6-ripng-test.cc:572
Ipv6RipngSplitHorizonStrategyTest::ReceivePktProbe
void ReceivePktProbe(Ptr< Socket > socket)
Receive data.
Definition: ipv6-ripng-test.cc:529
Ipv6RipngTest
IPv6 RIPng Test.
Definition: ipv6-ripng-test.cc:56
Ipv6RipngTest::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: ipv6-ripng-test.cc:118
Ipv6RipngTest::m_receivedPacket
Ptr< Packet > m_receivedPacket
Received packet.
Definition: ipv6-ripng-test.cc:57
Ipv6RipngTest::SendData
void SendData(Ptr< Socket > socket, std::string to)
Send data.
Definition: ipv6-ripng-test.cc:108
Ipv6RipngTest::DoSendData
void DoSendData(Ptr< Socket > socket, std::string to)
Send data.
Definition: ipv6-ripng-test.cc:100
Ipv6RipngTest::ReceivePkt
void ReceivePkt(Ptr< Socket > socket)
Receive data.
Definition: ipv6-ripng-test.cc:88
Ipv6RipngTestSuite
IPv6 RIPng TestSuite.
Definition: ipv6-ripng-test.cc:688
ns3::Address
a polymophic address class
Definition: address.h:91
ns3::EnumValue
Hold variables of type enum.
Definition: enum.h:55
ns3::Inet6SocketAddress
An Inet6 address class.
Definition: inet6-socket-address.h:37
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition: internet-stack-helper.h:88
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:175
ns3::Ipv6AddressHelper
Helper class to auto-assign global IPv6 unicast addresses.
Definition: ipv6-address-helper.h:83
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:69
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:304
ns3::Ipv6Address
Describes an IPv6 address.
Definition: ipv6-address.h:50
ns3::Ipv6InterfaceContainer
Keep track of a set of IPv6 interfaces.
Definition: ipv6-interface-container.h:42
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:83
ns3::Ipv6InterfaceContainer::SetDefaultRouteInAllNodes
void SetDefaultRouteInAllNodes(uint32_t router)
Set the default route for all the devices (except the router itself).
Definition: ipv6-interface-container.cc:89
ns3::Ipv6Prefix
Describes an IPv6 prefix.
Definition: ipv6-address.h:456
ns3::Mac48Address
an EUI-48 address
Definition: mac48-address.h:44
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition: net-device-container.h:42
ns3::NetDeviceContainer::Add
void Add(NetDeviceContainer other)
Append the contents of another NetDeviceContainer to the end of this container.
Definition: net-device-container.cc:67
ns3::NodeContainer
keep track of a set of node pointers.
Definition: node-container.h:39
ns3::Node::GetId
uint32_t GetId(void) const
Definition: node.cc:109
ns3::Node::AddDevice
uint32_t AddDevice(Ptr< NetDevice > device)
Associate a NetDevice to this node.
Definition: node.cc:130
ns3::Object::GetObject
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
ns3::Packet::RemoveAllByteTags
void RemoveAllByteTags(void)
Remove all byte tags stored in this packet.
Definition: packet.cc:371
ns3::Packet::RemoveHeader
uint32_t RemoveHeader(Header &header)
Deserialize and remove the header from the internal buffer.
Definition: packet.cc:280
ns3::Packet::GetSize
uint32_t GetSize(void) const
Returns the the size in bytes of the packet (including the zero-filled initial payload).
Definition: packet.h:856
ns3::RipNgHeader
RipNgHeader - see RFC 2080
Definition: ripng-header.h:147
ns3::RipNgHeader::GetRteList
std::list< RipNgRte > GetRteList(void) const
Get the list of the RTEs included in the message.
Definition: ripng-header.cc:253
ns3::RipNgHelper
Helper class that adds RIPng routing to nodes.
Definition: ripng-helper.h:41
ns3::RipNgHelper::SetInterfaceMetric
void SetInterfaceMetric(Ptr< Node > node, uint32_t interface, uint8_t metric)
Set a metric for an interface.
Definition: ripng-helper.cc:176
ns3::RipNgHelper::Set
void Set(std::string name, const AttributeValue &value)
Definition: ripng-helper.cc:81
ns3::RipNg::SplitHorizonType_e
SplitHorizonType_e
Split Horizon strategy type.
Definition: ripng.h:207
ns3::Socket::RecvFrom
virtual Ptr< Packet > RecvFrom(uint32_t maxSize, uint32_t flags, Address &fromAddress)=0
Read a single packet from the socket and retrieve the sender address.
ns3::Socket::GetNode
virtual Ptr< Node > GetNode(void) const =0
Return the node this socket is associated with.
ns3::Socket::GetRxAvailable
virtual uint32_t GetRxAvailable(void) const =0
Return number of bytes which can be returned from one or multiple calls to Recv.
ns3::Socket::Recv
virtual Ptr< Packet > Recv(uint32_t maxSize, uint32_t flags)=0
Read data from the socket.
ns3::Socket::SendTo
virtual int SendTo(Ptr< Packet > p, uint32_t flags, const Address &toAddress)=0
Send data to a specified peer.
ns3::TestCase
encapsulates test code
Definition: test.h:994
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1188
ns3::TestSuite::UNIT
@ UNIT
This test suite implements a Unit Test.
Definition: test.h:1197
ns3::UdpSocketFactory
API to create UDP socket instances.
Definition: udp-socket-factory.h:42
uint32_t
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:141
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:240
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1244
g_ipv6ripngTestSuite
static Ipv6RipngTestSuite g_ipv6ripngTestSuite
Static variable for test initialization.
Definition: ipv6-ripng-test.cc:700
first.nodes
nodes
Definition: first.py:32
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::MakeCallback
Callback< R, Ts... > MakeCallback(R(T::*memPtr)(Ts...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Definition: callback.h:1648