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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2011 University of California, Los Angeles
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
*/
#include "annotated-topology-reader.h"
using namespace std;
namespace ns3
{
NS_LOG_COMPONENT_DEFINE ("AnnotatedTopologyReader");
NS_OBJECT_ENSURE_REGISTERED (AnnotatedTopologyReader);
TypeId AnnotatedTopologyReader::GetTypeId (void)
{
static TypeId tid = TypeId ("ns3::AnnotatedTopologyReader")
.SetParent<Object> ()
;
return tid;
}
AnnotatedTopologyReader::AnnotatedTopologyReader ()
{
NS_LOG_FUNCTION (this);
}
AnnotatedTopologyReader::~AnnotatedTopologyReader ()
{
NS_LOG_FUNCTION (this);
}
NodeContainer
AnnotatedTopologyReader::Read (void)
{
ifstream topgen;
topgen.open (GetFileName ().c_str ());
map<string, Ptr<Node> > nodeMap;
NodeContainer nodes;
if ( !topgen.is_open () )
{
return nodes;
}
string from;
string to;
string linkAttr;
int linksNumber = 0;
int nodesNumber = 0;
int totnode = 0;
int totlink = 0;
istringstream lineBuffer;
string line;
getline (topgen,line);
lineBuffer.str (line);
lineBuffer >> totnode;
lineBuffer >> totlink;
NS_LOG_INFO ("Annotated topology should have " << totnode << " nodes and " << totlink << " links");
if(!topgen.eof ())
NS_LOG_INFO("!EOF");
for (int i = 0; i < totlink && !topgen.eof (); i++)
{
//NS_LOG_INFO("Line #" <<i);
getline (topgen,line);
lineBuffer.clear ();
lineBuffer.str (line);
lineBuffer >> from;
lineBuffer >> to;
if ( (!from.empty ()) && (!to.empty ()) )
{
NS_LOG_INFO ( linksNumber << " From: " << from << " to: " << to );
if ( nodeMap[from] == 0 )
{
Ptr<Node> tmpNode = CreateObject<Node> ();
nodeMap[from] = tmpNode;
nodes.Add (tmpNode);
nodesNumber++;
}
if (nodeMap[to] == 0)
{
Ptr<Node> tmpNode = CreateObject<Node> ();
nodeMap[to] = tmpNode;
nodes.Add (tmpNode);
nodesNumber++;
}
Link link ( nodeMap[from], from, nodeMap[to], to );
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("DataRate", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("OSPF", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("Delay", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("QueueSizeNode1", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("QueueSizeNode2", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("X1", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("Y1", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("X2", linkAttr);
}
lineBuffer >> linkAttr;
if ( !linkAttr.empty () )
{
link.SetAttribute ("Y2", linkAttr);
}
AddLink (link);
linksNumber++;
}
}
NS_LOG_INFO ("Annotated topology created with " << nodesNumber << " nodes and " << linksNumber << " links");
topgen.close ();
return nodes;
}
void
AnnotatedTopologyReader::ApplySettings(NetDeviceContainer* ndc, NodeContainer* nc)
{
InternetStackHelper stack;
Ipv4AddressHelper address;
address.SetBase ("10.1.0.0", "255.255.255.0");
Ipv4GlobalRoutingHelper ipv4RoutingHelper ("ns3::Ipv4GlobalRoutingOrderedNexthops");
stack.SetRoutingHelper (ipv4RoutingHelper);
//This loop passes all links and checks if ipv4 is installed on the node
// if not, it installs.
// We can't use stack.Install(nc) because in nc there are duplicates and assertion fails
TopologyReader::ConstLinksIterator iter;
int j = 0;
for ( iter = this->LinksBegin (); iter != this->LinksEnd (); iter++, j++ )
{
NodeContainer twoNodes = nc[j];
Ptr<Node> nd = twoNodes.Get(0);
if(nd==NULL)
NS_LOG_INFO("nd = null");
Ptr<Node> nd2 = twoNodes.Get(1);
if(nd2==NULL)
NS_LOG_INFO("nd2 = null");
Ptr<Ipv4> ipv4 = nd->GetObject<Ipv4>();
if(ipv4 == 0)
{
NS_LOG_INFO("ipv4 = null");
stack.Install(nd);
}
Ptr<Ipv4> ipv42 = nd2->GetObject<Ipv4>();
if(ipv42 == 0)
{
NS_LOG_INFO("ipv42 = null");
stack.Install(nd2);
}
//NS_LOG_INFO("#netdevices = " << nd->GetNDevices());
//NS_LOG_INFO("#netdevices = " << nd2->GetNDevices());
}
NS_LOG_INFO("ITER2");
uint32_t base = 0;
PointToPointHelper p2p;
TopologyReader::ConstLinksIterator iter2;
int i = 0;
for ( iter2 = this->LinksBegin (); iter2 != this->LinksEnd (); iter2++, i++ )
{
p2p.SetDeviceAttribute("DataRate", StringValue(iter2->GetAttribute("DataRate")+"Kbps"));
NS_LOG_INFO("DataRate = " + iter2->GetAttribute("DataRate")+"Kbps");
p2p.SetChannelAttribute("Delay", StringValue(iter2->GetAttribute("Delay")+"ms"));
NS_LOG_INFO("Delay = " + iter2->GetAttribute("Delay")+"ms");
p2p.SetQueue("ns3::DropTailQueue","MaxPackets",StringValue("100"));
ndc[i] = p2p.Install(nc[i]);
Ipv4Address address1(base+i*256 + 1);
Ipv4Address address2(base+i*256 + 2);
NodeContainer twoNodes = nc[i];
Ptr<Node> nd = twoNodes.Get(0);
if(nd==NULL)
NS_LOG_INFO("nd = null");
Ptr<Node> nd2 = twoNodes.Get(1);
if(nd2==NULL)
NS_LOG_INFO("nd2 = null");
//NS_LOG_INFO("1");
NS_LOG_INFO("#netdevices = " << nd->GetNDevices());
NS_LOG_INFO("#netdevices = " << nd2->GetNDevices());
Ptr<NetDevice> device = nd->GetDevice(nd->GetNDevices()-1)->GetObject<PointToPointNetDevice> ();
if(device==NULL)
NS_LOG_INFO("device = 0");
std::string ospf = iter2->GetAttribute("OSPF");
uint16_t metric = atoi(ospf.c_str());
NS_LOG_INFO("OSPF metric = " << metric);
{
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device);
address.Assign (*temp);
}
Ptr<Ipv4> ipv4 = nd->GetObject<Ipv4>();
if(ipv4 == 0)
{
NS_LOG_INFO("ipv4 = null");
//stack.Install(nd);
/*NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device);
address.Assign (*temp);
ipv4 = nd->GetObject<Ipv4>();*/
}
NS_LOG_INFO("Before GetID");
int32_t interfaceId = ipv4->GetInterfaceForDevice(device);
NS_LOG_INFO("InterfaceID = " << interfaceId);
ipv4->SetMetric(interfaceId,metric);
/*Ptr<Ipv4> ipv4 = nd->GetObject<Ipv4>();
if(ipv4 == 0)
NS_LOG_INFO("ipv4 = null");
int32_t interfaceId = ipv4->GetInterfaceForDevice(device);
ipv4->SetMetric(interfaceId,metric);*/
//Ptr<Ipv4Interface> interface = nd->GetDevice(nd->GetNDevices()-1)->GetObject<Ipv4Interface> ();
//ipv4->SetMetric(metric);
//NS_LOG_INFO("2");
Ptr<NetDevice> device2 = nd2->GetDevice(nd2->GetNDevices()-1)->GetObject<PointToPointNetDevice> ();
if(device2==NULL)
NS_LOG_INFO("device2 = 0");
{
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device2);
address.Assign (*temp);
}
Ptr<Ipv4> ipv42 = nd2->GetObject<Ipv4>();
if(ipv42 == 0)
{
NS_LOG_INFO("ipv42 = null");
/*stack.Install(nd2);
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device2);
address.Assign (*temp);
ipv42 = nd2->GetObject<Ipv4>();*/
}
NS_LOG_INFO("Before GetID");
interfaceId = ipv42->GetInterfaceForDevice(device2);
NS_LOG_INFO("InterfaceID = " << interfaceId);
ipv42->SetMetric(interfaceId,metric);
PointerValue tmp1;
device->GetAttribute ("TxQueue", tmp1);
//NS_LOG_INFO("2.5");
Ptr<Object> txQueue1 = tmp1.GetObject ();
PointerValue tmp2;
device2->GetAttribute ("TxQueue", tmp2);
Ptr<Object> txQueue2 = tmp2.GetObject ();
//NS_LOG_INFO("3");
Ptr<DropTailQueue> dtq1 = txQueue1->GetObject <DropTailQueue> ();
NS_ASSERT (dtq1 != 0);
Ptr<DropTailQueue> dtq2 = txQueue2->GetObject <DropTailQueue> ();
NS_ASSERT (dtq2 != 0);
std::string queuesize1 = iter2->GetAttribute("QueueSizeNode1");
std::string queuesize2 = iter2->GetAttribute("QueueSizeNode2");
//NS_LOG_INFO("4");
txQueue1->SetAttribute("MaxPackets", UintegerValue (atoi(queuesize1.c_str())));
txQueue2->SetAttribute("MaxPackets", UintegerValue (atoi(queuesize2.c_str())));
UintegerValue limit;
txQueue1->GetAttribute ("MaxPackets", limit);
NS_LOG_INFO ("NetDevice #"<< device->GetIfIndex() << "has queue limit " << limit.Get () << " packets");
txQueue2->GetAttribute ("MaxPackets", limit);
NS_LOG_INFO ("NetDevice #"<< device2->GetIfIndex() << "has queue limit " << limit.Get () << " packets");
}
}
/*
void
AnnotatedTopologyReader::ApplyOspfMetric(NetDeviceContainer* ndc, NodeContainer* nc)
{
InternetStackHelper stack;
Ipv4AddressHelper address;
address.SetBase ("10.0.0.0", "255.255.255.252");
Ipv4GlobalRoutingHelper ipv4RoutingHelper ("ns3::Ipv4GlobalRoutingOrderedNexthops");
stack.SetRoutingHelper (ipv4RoutingHelper);
TopologyReader::ConstLinksIterator iter2;
int i = 0;
for ( iter2 = this->LinksBegin (); iter2 != this->LinksEnd (); iter2++, i++ )
{
NodeContainer twoNodes = nc[i];
Ptr<NetDevice> device = ndc[i].Get(0);
Ptr<NetDevice> device2 = ndc[i].Get(1);
//Ptr<Node> nd = twoNodes.Get(0);
Ptr<Node> nd = device->GetNode();
if(nd==NULL)
NS_LOG_INFO("nd = null");
//Ptr<Node> nd2 = twoNodes.Get(1);
Ptr<Node> nd2 = device->GetNode();
if(nd2==NULL)
NS_LOG_INFO("nd2 = null");
std::string ospf = iter2->GetAttribute("OSPF");
uint16_t metric = atoi(ospf.c_str());
NS_LOG_INFO("OSPF metric = " << metric);
Ptr<Ipv4> ipv4 = nd->GetObject<Ipv4>();
if(ipv4 == 0)
{
NS_LOG_INFO("ipv4 = null");
stack.Install(nd);
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device);
address.Assign (*temp);
ipv4 = nd->GetObject<Ipv4>();
}
NS_LOG_INFO("Before GetID");
int32_t interfaceId = ipv4->GetInterfaceForDevice(device);
NS_LOG_INFO("InterfaceID = " << interfaceId);
ipv4->SetMetric(interfaceId,metric);
Ptr<Ipv4> ipv42 = nd2->GetObject<Ipv4>();
if(ipv42 == 0)
{
NS_LOG_INFO("ipv42 = null");
stack.Install(nd2);
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device2);
address.Assign (*temp);
ipv42 = nd2->GetObject<Ipv4>();
}
//if(ipv4 == 0)
// NS_LOG_INFO("ipv4 = null");
NS_LOG_INFO("Before GetID");
interfaceId = ipv42->GetInterfaceForDevice(device2);
if(interfaceId == -1)
{
NS_LOG_INFO("interfaceID = -1");
stack.Install(nd2);
NetDeviceContainer* temp = new NetDeviceContainer[1];
temp->Add(device2);
address.Assign (*temp);
ipv42 = nd2->GetObject<Ipv4>();
interfaceId = ipv42->GetInterfaceForDevice(device2);
}
NS_LOG_INFO("InterfaceID = " << interfaceId);
ipv42->SetMetric(interfaceId,metric);
}
}*/
void
AnnotatedTopologyReader::BoundingBox (NodeContainer* nc, double ulx, double uly, double lrx, double lry)
{
UniformVariable randX(ulx, lrx);
double x = 0.0;
UniformVariable randY(uly, lry);
double y = 0.0;
PointToPointHelper p2p;
TopologyReader::ConstLinksIterator iter2;
int i = 0;
for ( iter2 = this->LinksBegin (); iter2 != this->LinksEnd (); iter2++, i++ )
{
std::string x1str = iter2->GetAttribute("X1");
uint16_t x1 = atoi(x1str.c_str());
std::string x2str = iter2->GetAttribute("X2");
uint16_t x2 = atoi(x2str.c_str());
std::string y1str = iter2->GetAttribute("Y1");
uint16_t y1 = atoi(y1str.c_str());
std::string y2str = iter2->GetAttribute("Y2");
uint16_t y2 = atoi(y2str.c_str());
NodeContainer twoNodes = nc[i];
Ptr<Node> nd = twoNodes.Get(0);
if(nd==NULL)
NS_LOG_INFO("nd = null");
Ptr<Node> nd2 = twoNodes.Get(1);
if(nd2==NULL)
NS_LOG_INFO("nd2 = null");
Ptr<ConstantPositionMobilityModel> loc = nd->GetObject<ConstantPositionMobilityModel> ();
if (loc ==0)
{
loc = CreateObject<ConstantPositionMobilityModel> ();
nd->AggregateObject (loc);
}
x = -x1; //randX.GetValue();
y = -y1; //randY.GetValue();
NS_LOG_INFO("X = "<<x <<"Y = "<<y);
Vector locVec (x, y, 0);
loc->SetPosition (locVec);
Ptr<ConstantPositionMobilityModel> loc2 = nd2->GetObject<ConstantPositionMobilityModel> ();
if (loc2 ==0)
{
loc2 = CreateObject<ConstantPositionMobilityModel> ();
nd2->AggregateObject (loc2);
}
x = -x2; //randX.GetValue();
y = -y2; //randY.GetValue();
NS_LOG_INFO("X = "<<x <<"Y = "<<y);
Vector locVec2 (x, y, 0);
loc2->SetPosition (locVec2);
}
}
}