NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.0: NDN, CCN, CCNx, content centric networks
API Documentation
ndn-strategy-choice-helper.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
21 
22 #include "ns3/log.h"
23 
24 #include "ndn-stack-helper.hpp"
25 
26 namespace ns3 {
27 namespace ndn {
28 
29 NS_LOG_COMPONENT_DEFINE("ndn.StrategyChoiceHelper");
30 
31 void
32 StrategyChoiceHelper::sendCommand(const ControlParameters& parameters, Ptr<Node> node)
33 {
34  NS_LOG_DEBUG("Strategy choice command was initialized");
35  Block encodedParameters(parameters.wireEncode());
36 
37  Name commandName("/localhost/nfd/strategy-choice");
38  commandName.append("set");
39  commandName.append(encodedParameters);
40 
41  shared_ptr<Interest> command(make_shared<Interest>(commandName));
42  StackHelper::getKeyChain().sign(*command);
43  Ptr<L3Protocol> L3protocol = node->GetObject<L3Protocol>();
44  auto strategyChoiceManager = L3protocol->getStrategyChoiceManager();
45  strategyChoiceManager->onStrategyChoiceRequest(*command);
46  NS_LOG_DEBUG("Forwarding strategy installed in node " << node->GetId());
47 }
48 
49 void
50 StrategyChoiceHelper::Install(const NodeContainer& c, const Name& namePrefix, const Name& strategy)
51 {
52  for (NodeContainer::Iterator i = c.Begin(); i != c.End(); ++i) {
53  Install(*i, namePrefix, strategy);
54  }
55 }
56 
57 void
58 StrategyChoiceHelper::Install(Ptr<Node> node, const Name& namePrefix, const Name& strategy)
59 {
60  ControlParameters parameters;
61  parameters.setName(namePrefix);
62  NS_LOG_DEBUG("Node ID: " << node->GetId() << " with forwarding strategy " << strategy);
63  parameters.setStrategy(strategy);
64  sendCommand(parameters, node);
65 }
66 
67 void
68 StrategyChoiceHelper::InstallAll(const Name& namePrefix, const Name& strategy)
69 {
70  Install(NodeContainer::GetGlobal(), namePrefix, strategy);
71 }
72 
73 } // namespace ndn
74 
75 } // namespace ns
Copyright (c) 2011-2015 Regents of the University of California.
static void Install(Ptr< Node > node, const Name &namePrefix, const Name &strategy)
Install a built-in strategy strategy on node for namePrefix namespace.
Copyright (c) 2011-2015 Regents of the University of California.
shared_ptr< nfd::StrategyChoiceManager > getStrategyChoiceManager()
Get smart pointer to nfd::StrategyChoiceManager, used by node&#39;s NFD.
Implementation network-layer of NDN stack.
static KeyChain & getKeyChain()
static void InstallAll(const Name &namePrefix, const Name &strategy)
Install a built-in strategy strategy on all nodes for namePrefix namespace.