Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 1 | /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */ |
| 2 | /* |
| 3 | * Copyright (c) 2011,2012 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 | |
| 21 | #ifndef BASE_EXPERIMENT_H |
| 22 | #define BASE_EXPERIMENT_H |
| 23 | |
| 24 | #include "ns3/rocketfuel-topology-reader.h" |
| 25 | |
| 26 | class BaseExperiment |
| 27 | { |
| 28 | public: |
| 29 | BaseExperiment () |
| 30 | : m_rand (0,52) |
| 31 | , reader (0) |
Ilya Moiseenko | 2c069b9 | 2012-01-13 18:39:28 -0800 | [diff] [blame] | 32 | , m_numNodes (52) |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 33 | { } |
| 34 | |
| 35 | ~BaseExperiment () |
| 36 | { |
| 37 | if (reader != 0) delete reader; |
| 38 | } |
| 39 | |
| 40 | void |
| 41 | ConfigureTopology () |
| 42 | { |
| 43 | Names::Clear (); |
| 44 | cout << "Configure Topology\n"; |
| 45 | if (reader != 0) delete reader; |
| 46 | reader = new RocketfuelWeightsReader ("/sprint"); |
| 47 | |
| 48 | string weights ("./src/NDNabstraction/examples/sprint-pops.weights"); |
| 49 | string latencies ("./src/NDNabstraction/examples/sprint-pops.latencies"); |
| 50 | string positions ("./src/NDNabstraction/examples/sprint-pops.positions"); |
| 51 | |
| 52 | reader->SetFileName (positions); |
| 53 | reader->SetFileType (RocketfuelWeightsReader::POSITIONS); |
| 54 | reader->Read (); |
| 55 | |
| 56 | reader->SetFileName (weights); |
| 57 | reader->SetFileType (RocketfuelWeightsReader::WEIGHTS); |
| 58 | reader->Read (); |
| 59 | |
| 60 | reader->SetFileName (latencies); |
| 61 | reader->SetFileType (RocketfuelWeightsReader::LATENCIES); |
| 62 | reader->Read (); |
| 63 | |
| 64 | reader->Commit (); |
| 65 | } |
| 66 | |
Alexander Afanasyev | 4d66de5 | 2012-01-13 00:06:01 -0800 | [diff] [blame] | 67 | void InstallCcnxStack (bool installFIBs = true) |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 68 | { |
| 69 | InternetStackHelper stack; |
| 70 | Ipv4GlobalRoutingHelper ipv4RoutingHelper ("ns3::Ipv4GlobalRoutingOrderedNexthops"); |
| 71 | stack.SetRoutingHelper (ipv4RoutingHelper); |
| 72 | stack.Install (reader->GetNodes ()); |
| 73 | |
| 74 | reader->AssignIpv4Addresses (Ipv4Address ("10.0.0.0")); |
| 75 | |
| 76 | // Install CCNx stack |
| 77 | cout << "Installing CCNx stack\n"; |
| 78 | CcnxStackHelper ccnxHelper; |
| 79 | ccnxHelper.SetForwardingStrategy ("ns3::CcnxBestRouteStrategy"); |
| 80 | ccnxHelper.EnableLimits (true, Seconds(0.1)); |
| 81 | ccnxHelper.SetDefaultRoutes (false); |
| 82 | ccnxHelper.InstallAll (); |
| 83 | |
Alexander Afanasyev | ef05655 | 2012-01-20 16:19:12 -0800 | [diff] [blame] | 84 | reader->ApplyOspfMetric (); |
| 85 | |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 86 | ccnxHelper.InstallFakeGlobalRoutes (); |
Alexander Afanasyev | 4d66de5 | 2012-01-13 00:06:01 -0800 | [diff] [blame] | 87 | if (installFIBs) |
| 88 | { |
| 89 | // // Populate FIB based on IPv4 global routing controller |
| 90 | ccnxHelper.InstallRoutesToAll (); |
| 91 | } |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 92 | } |
| 93 | |
| 94 | void InstallIpStack () |
| 95 | { |
| 96 | InternetStackHelper stack; |
| 97 | stack.Install (reader->GetNodes ()); |
| 98 | reader->AssignIpv4Addresses (Ipv4Address ("10.0.0.0")); |
Alexander Afanasyev | 8e0d281 | 2012-01-19 22:38:14 -0800 | [diff] [blame] | 99 | reader->ApplyOspfMetric (); |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 100 | |
| 101 | Ipv4GlobalRoutingHelper::PopulateRoutingTables (); |
| 102 | } |
| 103 | |
| 104 | void |
| 105 | GenerateRandomPairs (uint16_t numStreams) |
| 106 | { |
| 107 | m_pairs.clear (); |
| 108 | // map<uint32_t, set<uint32_t> > streams; |
| 109 | m_usedNodes.clear (); |
| 110 | |
| 111 | uint16_t createdStreams = 0; |
| 112 | uint16_t guard = 0; |
| 113 | while (createdStreams < numStreams && guard < (numeric_limits<uint16_t>::max ()-1)) |
| 114 | { |
| 115 | guard ++; |
| 116 | |
Alexander Afanasyev | b7ad232 | 2012-01-17 22:54:49 -0800 | [diff] [blame] | 117 | uint32_t node1_num = m_rand.GetValue (); //43;// |
| 118 | uint32_t node2_num = m_rand.GetValue (); //38;// |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 119 | |
| 120 | if (node1_num == node2_num) |
| 121 | continue; |
| 122 | |
| 123 | if (m_usedNodes.count (node1_num) > 0 || |
| 124 | m_usedNodes.count (node2_num) > 0 ) |
| 125 | { |
| 126 | continue; // don't reuse nodes |
| 127 | } |
| 128 | |
| 129 | m_usedNodes.insert (node1_num); |
| 130 | m_usedNodes.insert (node2_num); |
| 131 | |
| 132 | m_pairs.push_back (make_tuple (node1_num, node2_num)); |
| 133 | createdStreams ++; |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | void |
Alexander Afanasyev | 8e0d281 | 2012-01-19 22:38:14 -0800 | [diff] [blame] | 138 | SetPair (uint32_t pairId) |
| 139 | { |
| 140 | m_pairs.clear (); |
| 141 | m_usedNodes.clear (); |
| 142 | |
| 143 | uint32_t i = 0; |
| 144 | for (uint32_t node1_num = 0; node1_num < 52; node1_num++) |
| 145 | for (uint32_t node2_num = 0; node2_num < 52; node2_num++) |
| 146 | { |
| 147 | if (node1_num == node2_num) continue; |
| 148 | |
| 149 | // std::cout << "i = " << i << ", pairId = " << pairId << "\n"; |
| 150 | if (i++ != pairId) continue; |
| 151 | |
| 152 | m_usedNodes.insert (node1_num); |
| 153 | m_usedNodes.insert (node2_num); |
| 154 | |
| 155 | m_pairs.push_back (make_tuple (node1_num, node2_num)); |
| 156 | return; |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | void |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 161 | Run (const Time &finishTime) |
| 162 | { |
| 163 | cout << "Run Simulation.\n"; |
| 164 | Simulator::Stop (finishTime); |
| 165 | // Simulator::Schedule (Seconds (1.0), PrintTime); |
| 166 | Simulator::Run (); |
| 167 | Simulator::Destroy (); |
| 168 | cout << "Done.\n"; |
| 169 | } |
| 170 | |
| 171 | UniformVariable m_rand; |
| 172 | RocketfuelWeightsReader *reader; |
| 173 | |
| 174 | list<tuple<uint32_t,uint32_t> > m_pairs; |
| 175 | set<uint32_t> m_usedNodes; |
Ilya Moiseenko | 2c069b9 | 2012-01-13 18:39:28 -0800 | [diff] [blame] | 176 | const int m_numNodes; |
Alexander Afanasyev | b762684 | 2012-01-12 13:43:33 -0800 | [diff] [blame] | 177 | }; |
| 178 | |
| 179 | #endif |