udp-factory.hpp
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3  * Copyright (c) 2014-2018, Regents of the University of California,
4  * Arizona Board of Regents,
5  * Colorado State University,
6  * University Pierre & Marie Curie, Sorbonne University,
7  * Washington University in St. Louis,
8  * Beijing Institute of Technology,
9  * The University of Memphis.
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11  * This file is part of NFD (Named Data Networking Forwarding Daemon).
12  * See AUTHORS.md for complete list of NFD authors and contributors.
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25 
26 #ifndef NFD_DAEMON_FACE_UDP_FACTORY_HPP
27 #define NFD_DAEMON_FACE_UDP_FACTORY_HPP
28 
29 #include "protocol-factory.hpp"
30 #include "udp-channel.hpp"
31 
32 namespace nfd {
33 namespace face {
34 
38 {
39 public:
41  {
42  public:
43  using ProtocolFactory::Error::Error;
44  };
45 
46  static const std::string&
47  getId() noexcept;
48 
49  explicit
50  UdpFactory(const CtorParams& params);
51 
67  shared_ptr<UdpChannel>
68  createChannel(const udp::Endpoint& localEndpoint,
69  time::nanoseconds idleTimeout);
70 
93  shared_ptr<Face>
94  createMulticastFace(const shared_ptr<const ndn::net::NetworkInterface>& netif,
95  const boost::asio::ip::address& localAddress,
96  const udp::Endpoint& multicastEndpoint);
97 
98 private:
101  void
102  doProcessConfig(OptionalConfigSection configSection,
103  FaceSystem::ConfigContext& context) override;
104 
105  void
106  doCreateFace(const CreateFaceRequest& req,
107  const FaceCreatedCallback& onCreated,
108  const FaceCreationFailedCallback& onFailure) override;
109 
110  std::vector<shared_ptr<const Channel>>
111  doGetChannels() const override;
112 
116  std::vector<shared_ptr<Face>>
117  applyMcastConfigToNetif(const shared_ptr<const ndn::net::NetworkInterface>& netif);
118 
121  void
122  applyMcastConfig(const FaceSystem::ConfigContext& context);
123 
124 private:
125  bool m_wantCongestionMarking = false;
126  std::map<udp::Endpoint, shared_ptr<UdpChannel>> m_channels;
127 
128  struct MulticastConfig
129  {
130  bool isEnabled = false;
133  ndn::nfd::LinkType linkType = ndn::nfd::LINK_TYPE_MULTI_ACCESS;
134  NetworkInterfacePredicate netifPredicate;
135  };
136  MulticastConfig m_mcastConfig;
137  std::map<udp::Endpoint, shared_ptr<Face>> m_mcastFaces;
138 
139  signal::ScopedConnection m_netifAddConn;
140  struct NetifConns
141  {
142  signal::ScopedConnection addrAddConn;
143  };
144  std::map<int, NetifConns> m_netifConns; // ifindex => signal connections
145 };
146 
147 } // namespace face
148 } // namespace nfd
149 
150 #endif // NFD_DAEMON_FACE_UDP_FACTORY_HPP
static const std::string & getId() noexcept
Definition: udp-factory.cpp:44
UdpFactory(const CtorParams &params)
Definition: udp-factory.cpp:50
shared_ptr< Face > createMulticastFace(const shared_ptr< const ndn::net::NetworkInterface > &netif, const boost::asio::ip::address &localAddress, const udp::Endpoint &multicastEndpoint)
Create a multicast UDP face.
std::function< void(uint32_t status, const std::string &reason)> FaceCreationFailedCallback
Prototype for the callback that is invoked when a face fails to be created.
Definition: channel.hpp:78
shared_ptr< UdpChannel > createChannel(const udp::Endpoint &localEndpoint, time::nanoseconds idleTimeout)
Create UDP-based channel using udp::Endpoint.
boost::optional< const ConfigSection & > OptionalConfigSection
an optional config file section
Definition: config-file.hpp:41
Endpoint getDefaultMulticastGroup()
context for processing a config section in ProtocolFactory
Definition: face-system.hpp:96
Copyright (c) 2014-2015, Regents of the University of California, Arizona Board of Regents...
Definition: algorithm.hpp:32
Represents a predicate to accept or reject a ndn::net::NetworkInterface.
boost::asio::ip::udp::endpoint Endpoint
Provides support for an underlying protocol.
Parameters to ProtocolFactory constructor.
std::function< void(const shared_ptr< Face > &)> FaceCreatedCallback
Prototype for the callback that is invoked when a face is created (in response to an incoming connect...
Definition: channel.hpp:74
Endpoint getDefaultMulticastGroupV6()
Protocol factory for UDP over IPv4 and IPv6.
Definition: udp-factory.hpp:37
Base class for all exceptions thrown by ProtocolFactory subclasses.
Encapsulates a face creation request and all its parameters.