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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 <alexander.afanasyev@ucla.edu> | |
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 | } |