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| 1 | /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ | |
| 2 | /* | |
| 3 | * Copyright (c) 2012 University of California, Los Angeles | |
| 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: Alexander Afanasyev <[email protected]> | |
| 19 | */ | |
| 20 | // ndn-simple.cc | |
| 21 | #include "ns3/core-module.h" | |
| 22 | #include "ns3/network-module.h" | |
| 23 | #include "ns3/point-to-point-module.h" | |
| 24 | #include "ns3/ndnSIM-module.h" | |
| 25 | ||
| 26 | using namespace ns3; | |
| 27 | ||
| 28 | /** | |
| 29 | * +----------+ 1Mbps +--------+ 1Mbps +----------+ | |
| 30 | * | consumer | <------------> | router | <------------> | producer | | |
| 31 | * +----------+ 10ms +--------+ 10ms +----------+ | |
| 32 | */ | |
| 33 | ||
| 34 | int | |
| 35 | main (int argc, char *argv[]) | |
| 36 | {
| |
| 37 | // setting default parameters for PointToPoint links and channels | |
| 38 | Config::SetDefault ("ns3::PointToPointNetDevice::DataRate", StringValue ("1Mbps"));
| |
| 39 | Config::SetDefault ("ns3::PointToPointChannel::Delay", StringValue ("10ms"));
| |
| 40 | Config::SetDefault ("ns3::DropTailQueue::MaxPackets", StringValue ("20"));
| |
| 41 | ||
| 42 | // Read optional command-line parameters (e.g., enable visualizer with ./waf --run=<> --visualize | |
| 43 | CommandLine cmd; | |
| 44 | cmd.Parse (argc, argv); | |
| 45 | ||
| 46 | // Creating nodes | |
| 47 | NodeContainer nodes; | |
| 48 | nodes.Create (3); | |
| 49 | ||
| 50 | // Connecting nodes using two links | |
| 51 | PointToPointHelper p2p; | |
| 52 | NetDeviceContainer devices; | |
| 53 | ||
| 54 | devices = p2p.Install (nodes.Get (0), nodes.Get (1)); | |
| 55 | devices.Get (0)->SetAttribute ("TxQueue", PointerValue (CreateObject<DropTailQueue> ()));
| |
| 56 | devices.Get (1)->SetAttribute ("TxQueue", PointerValue (CreateObject<DropTailQueue> ()));
| |
| 57 | ||
| 58 | // p2p.SetDeviceAttribute ("TxQueue", PointerValue (CreateObject<RedQueue> ()));
| |
| 59 | devices = p2p.Install (nodes.Get (1), nodes.Get (2)); | |
| 60 | devices.Get (0)->SetAttribute ("TxQueue", PointerValue (CreateObject<RedQueue> ()));
| |
| 61 | devices.Get (1)->SetAttribute ("TxQueue", PointerValue (CreateObject<RedQueue> ()));
| |
| 62 | ||
| 63 | // Install CCNx stack on all nodes | |
| 64 | ndn::StackHelper ccnxHelper; | |
| 65 | ccnxHelper.SetDefaultRoutes (true); | |
| 66 | ccnxHelper.InstallAll (); | |
| 67 | ||
| 68 | // Installing applications | |
| 69 | ||
| 70 | // Consumer | |
| 71 | ndn::AppHelper consumerHelper ("ns3::ndn::ConsumerBatches");
| |
| 72 | // Consumer will request /prefix/0, /prefix/1, ... | |
| 73 | consumerHelper.SetPrefix ("/prefix");
| |
| 74 | consumerHelper.SetAttribute ("Batches", StringValue("1s 1"));
| |
| 75 | consumerHelper.Install (nodes.Get (0)); // first node | |
| 76 | ||
| 77 | // Producer | |
| 78 | ndn::AppHelper producerHelper ("ns3::ndn::Producer");
| |
| 79 | // Producer will reply to all requests starting with /prefix | |
| 80 | producerHelper.SetPrefix ("/prefix");
| |
| 81 | producerHelper.Install (nodes.Get (2)); // last node | |
| 82 | ||
| 83 | Simulator::Stop (Seconds (2.0)); | |
| 84 | ||
| 85 | Simulator::Run (); | |
| 86 | Simulator::Destroy (); | |
| 87 | ||
| 88 | return 0; | |
| 89 | } |
