218 lines
8.7 KiB
C++
218 lines
8.7 KiB
C++
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#include "ns3/core-module.h"
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#include "ns3/applications-module.h"
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#include "ns3/command-line.h"
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#include "ns3/simulator.h"
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#include "ns3/node.h"
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#include "ns3/drop-tail-queue.h"
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#include "ns3/timestamp-tag.h"
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#include "ns3/trace-helper.h"
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#include <fstream>
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#include "ns3/tsn-node.h"
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#include "ns3/tsn-net-device.h"
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#include "ns3/switch-net-device.h"
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#include "ns3/ethernet-channel.h"
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#include "ns3/ethernet-generator.h"
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#include "ns3/ethernet-header2.h"
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#include "ns3/evb-lan9668.h"
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#include "ns3/stream-identification-function-null.h"
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#include "ns3/frer-match-recovery-function.h"
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#include "ns3/frer-vector-recovery-function.h"
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/**
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* \file
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*
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* Example with 4ES connected to 2SW in a 1Gb/s full duplex link as follow.
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* ES1 === \ /===\ / === ES2
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* SW1 SW2
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* ES3 === / \===/ \ === ES4
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*
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*/
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using namespace ns3;
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NS_LOG_COMPONENT_DEFINE("Example");
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//A callback to log the pkt reception
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static void
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MacRxCallback(std::string context, Ptr<const Packet> p)
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{
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NS_LOG_INFO((Simulator::Now()).As(Time::S) << " \t" << context << " : Pkt #" << p->GetUid() << " received !");
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}
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//A callback to log the pkt emission
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static void
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PhyTxCallback(std::string context, Ptr<const Packet> p)
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{
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NS_LOG_INFO((Simulator::Now()).As(Time::S) << " \t" << context << " : Pkt #" << p->GetUid() << " begin transmission !");
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}
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//A callback to log pkt elimination due to FRER
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static void
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FrerDrop(std::string context, Ptr<const Packet> p)
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{
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NS_LOG_INFO(context << " : An instance of Packet #"<< p->GetUid() <<" was dropped by FRER recovery function");
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}
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int
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main(int argc, char* argv[])
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{
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//Enable logging
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LogComponentEnable("Example", LOG_LEVEL_INFO);
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LogComponentEnable("EthernetGenerator", LOG_LEVEL_INFO);
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LogComponentEnable("EvbLan9668", LOG_LEVEL_INFO);
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LogComponentEnable("TsnNetDevice", LOG_LEVEL_INFO);
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CommandLine cmd(__FILE__);
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cmd.Parse(argc, argv);
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//Create four end stations
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Ptr<TsnNode> n1 = CreateObject<TsnNode>();
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Names::Add("ES1", n1);
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Ptr<TsnNode> n2 = CreateObject<TsnNode>();
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Names::Add("ES2", n2);
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Ptr<TsnNode> n3 = CreateObject<TsnNode>();
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Names::Add("ES3", n3);
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Ptr<TsnNode> n4 = CreateObject<TsnNode>();
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Names::Add("ES4", n4);
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//Create and add a netDevices to each end station
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Ptr<TsnNetDevice> net1 = CreateObject<TsnNetDevice>();
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n1->AddDevice(net1);
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Names::Add("ES1e#01", net1);
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Ptr<TsnNetDevice> net2 = CreateObject<TsnNetDevice>();
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n2->AddDevice(net2);
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Names::Add("ES2#01", net2);
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Ptr<TsnNetDevice> net3 = CreateObject<TsnNetDevice>();
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n3->AddDevice(net3);
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Names::Add("ES3#01", net3);
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Ptr<TsnNetDevice> net4 = CreateObject<TsnNetDevice>();
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n4->AddDevice(net4);
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Names::Add("ES4#01", net4);
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//Allocate a Mac address to the end station
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net1->SetAddress(Mac48Address::Allocate());
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net2->SetAddress(Mac48Address::Allocate());
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net3->SetAddress(Mac48Address::Allocate());
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net4->SetAddress(Mac48Address::Allocate());
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//Create the switch
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Ptr<EvbLan9668> lan9668_1 = CreateObject<EvbLan9668>("SW1");
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Ptr<EvbLan9668> lan9668_2 = CreateObject<EvbLan9668>("SW2");
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//Create Ethernet Channels and attach it to the netDevices
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Ptr<EthernetChannel> l0 = CreateObject<EthernetChannel>();
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l0->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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net1->Attach(l0);
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lan9668_1->GetPort(1)->Attach(l0);
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Ptr<EthernetChannel> l1 = CreateObject<EthernetChannel>();
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l1->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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net2->Attach(l1);
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lan9668_2->GetPort(2)->Attach(l1);
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Ptr<EthernetChannel> l2 = CreateObject<EthernetChannel>();
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l2->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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net3->Attach(l2);
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lan9668_2->GetPort(1)->Attach(l2);
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Ptr<EthernetChannel> l3 = CreateObject<EthernetChannel>();
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l3->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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net4->Attach(l3);
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lan9668_1->GetPort(2)->Attach(l3);
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Ptr<EthernetChannel> l4 = CreateObject<EthernetChannel>();
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l4->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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lan9668_1->GetPort(3)->Attach(l4);
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lan9668_2->GetPort(3)->Attach(l4);
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Ptr<EthernetChannel> l5 = CreateObject<EthernetChannel>();
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l5->SetAttribute("Delay", TimeValue(MicroSeconds(0)));
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lan9668_1->GetPort(4)->Attach(l5);
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lan9668_2->GetPort(4)->Attach(l5);
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//Create and add eight FIFO on each end station net device
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for (int i=0; i<8; i++)
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{
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net1->SetQueue(CreateObject<DropTailQueue<Packet>>());
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net2->SetQueue(CreateObject<DropTailQueue<Packet>>());
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net3->SetQueue(CreateObject<DropTailQueue<Packet>>());
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net4->SetQueue(CreateObject<DropTailQueue<Packet>>());
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}
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//Add forwarding table entry
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lan9668_1->AddForwardingTableEntry(Mac48Address::ConvertFrom(net2->GetAddress()), 10, {3,4});
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lan9668_2->AddForwardingTableEntry(Mac48Address::ConvertFrom(net2->GetAddress()), 10, {2});
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//SW1 Stream identification and FRER configuration (replication)
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//Stream identification
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uint32_t streamHandle = 1;
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Ptr<NullStreamIdentificationFunction> sif0 = CreateObject<NullStreamIdentificationFunction>();
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sif0->SetAttribute("VlanID", UintegerValue(10));
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sif0->SetAttribute("Address", AddressValue(Mac48Address::ConvertFrom(net2->GetAddress())));
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lan9668_1->AddNullStreamIdentificationFunction(streamHandle, sif0, {1}, {}, {}, {});
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//Sequencing : Sequence generation
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Ptr<SequenceGenerationFunction> seqf0 = CreateObject<SequenceGenerationFunction>();
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seqf0->SetAttribute("Direction", BooleanValue(false)); //in-facing
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seqf0->SetStreamHandle({streamHandle});
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lan9668_1->AddSequenceGenerationFunction(seqf0);
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//Sequence encode
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Ptr<SequenceEncodeDecodeFunction> seqEnc0 = CreateObject<SequenceEncodeDecodeFunction>();
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seqEnc0->SetAttribute("Direction", BooleanValue(false)); //in-facing
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seqEnc0->SetAttribute("Active", BooleanValue(true));
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seqEnc0->SetStreamHandle({streamHandle});
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lan9668_1->AddSequenceEncodeDecodeFunction(seqEnc0, 1);
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//SW2 Stream identification adn FRER configuration (elimination)
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//Stream identification
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Ptr<NullStreamIdentificationFunction> sif1 = CreateObject<NullStreamIdentificationFunction>();
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sif1->SetAttribute("VlanID", UintegerValue(10));
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sif1->SetAttribute("Address", AddressValue(Mac48Address::ConvertFrom(net2->GetAddress())));
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lan9668_2->AddNullStreamIdentificationFunction(streamHandle, sif1, {}, {}, {2}, {});
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//Sequence Decode
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Ptr<SequenceEncodeDecodeFunction> seqEnc1 = CreateObject<SequenceEncodeDecodeFunction>();
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seqEnc1->SetAttribute("Direction", BooleanValue(false)); //in-facing
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seqEnc1->SetAttribute("Active", BooleanValue(false));
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seqEnc1->SetStreamHandle({streamHandle});
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lan9668_2->AddSequenceEncodeDecodeFunction(seqEnc1, 2);
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//Sequencing : Sequence recovery
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Ptr<SequenceRecoveryFunction> seqfreco0 = CreateObject<SequenceRecoveryFunction>();
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seqfreco0->SetAttribute("Direction", BooleanValue(false)); //in-facing
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seqfreco0->SetAttribute("TakeNoSequence", BooleanValue(false));
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seqfreco0->SetAttribute("IndividualRecovery", BooleanValue(false));
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seqfreco0->SetStreamHandle({streamHandle});
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//Sequencing : Sequence recovery : recovery function
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Ptr<MatchRecoveryFunction> recf0 = CreateObject<MatchRecoveryFunction>();
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recf0->SetAttribute("ResetTimer", TimeValue(Seconds(1)));
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//Sequencing : Sequence recovery : latent error detection function
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Ptr<LatentErrorDetectionFunction> latf0 = CreateObject<LatentErrorDetectionFunction>();
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latf0->SetAttribute("LatentErrorPaths", UintegerValue(2));
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lan9668_2->AddSequenceRecoveryFunction(seqfreco0, recf0, latf0, {2});
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//Application description
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Ptr<EthernetGenerator> app0 = CreateObject<EthernetGenerator>();
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app0->Setup(net1);
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app0->SetAttribute("BurstSize", UintegerValue(1));
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app0->SetAttribute("PayloadSize", UintegerValue(1478));
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app0->SetAttribute("Period", TimeValue(MilliSeconds(100)));
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app0->SetAttribute("PCP", UintegerValue(4));
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app0->SetAttribute("VlanID", UintegerValue(10));
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app0->SetAttribute("Address", AddressValue(Mac48Address::ConvertFrom(net2->GetAddress())));
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n1->AddApplication(app0);
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app0->SetStartTime(MilliSeconds(0));
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app0->SetStopTime(MilliSeconds(200));
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//Callback to display the packet transmitted and received log
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net1->TraceConnectWithoutContext("PhyTxBegin", MakeBoundCallback(&PhyTxCallback, Names::FindName(n1) + ":" + Names::FindName(net1)));
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net2->TraceConnectWithoutContext("MacRx", MakeBoundCallback(&MacRxCallback, Names::FindName(n2) + ":" + Names::FindName(net2)));
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//Callback to display elimination event
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lan9668_2->GetPort(2)->TraceConnectWithoutContext("FrerDrop", MakeBoundCallback(&FrerDrop, Names::FindName(lan9668_2->GetPort(2))));
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//Execute the simulation
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Simulator::Stop(MilliSeconds(300));
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Simulator::Run();
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Simulator::Destroy();
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return 0;
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}
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