nfd-rib-readvertise-destination.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2014-2019, 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.
10  *
11  * This file is part of NFD (Named Data Networking Forwarding Daemon).
12  * See AUTHORS.md for complete list of NFD authors and contributors.
13  *
14  * NFD is free software: you can redistribute it and/or modify it under the terms
15  * of the GNU General Public License as published by the Free Software Foundation,
16  * either version 3 of the License, or (at your option) any later version.
17  *
18  * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
19  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
20  * PURPOSE. See the GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License along with
23  * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
24  */
25 
27 #include "common/logger.hpp"
28 
29 #include <ndn-cxx/mgmt/nfd/control-command.hpp>
30 #include <ndn-cxx/mgmt/nfd/control-response.hpp>
31 
32 namespace nfd {
33 namespace rib {
34 
35 NFD_LOG_INIT(NfdRibReadvertiseDestination);
36 
37 using ndn::nfd::ControlResponse;
38 
40  Rib& rib,
41  const ndn::nfd::CommandOptions& options,
42  const ndn::nfd::ControlParameters& parameters)
43  : m_controller(controller)
44  , m_commandOptions(options)
45  , m_controlParameters(parameters)
46 {
47  m_ribInsertConn = rib.afterInsertEntry.connect(
48  std::bind(&NfdRibReadvertiseDestination::handleRibInsert, this, _1));
49  m_ribEraseConn = rib.afterEraseEntry.connect(
50  std::bind(&NfdRibReadvertiseDestination::handleRibErase, this, _1));
51 }
52 
53 void
55  std::function<void()> successCb,
56  std::function<void(const std::string&)> failureCb)
57 {
58  NFD_LOG_DEBUG("advertise " << rr.prefix << " on " << m_commandOptions.getPrefix());
59 
60  m_controller.start<ndn::nfd::RibRegisterCommand>(
61  getControlParameters().setName(rr.prefix),
62  [=] (const ControlParameters& cp) { successCb(); },
63  [=] (const ControlResponse& cr) { failureCb(cr.getText()); },
64  getCommandOptions().setSigningInfo(rr.signer));
65 }
66 
67 void
69  std::function<void()> successCb,
70  std::function<void(const std::string&)> failureCb)
71 {
72  NFD_LOG_DEBUG("withdraw " << rr.prefix << " on " << m_commandOptions.getPrefix());
73 
74  m_controller.start<ndn::nfd::RibUnregisterCommand>(
75  getControlParameters().setName(rr.prefix),
76  [=] (const ControlParameters& cp) { successCb(); },
77  [=] (const ControlResponse& cr) { failureCb(cr.getText()); },
78  getCommandOptions().setSigningInfo(rr.signer));
79 }
80 
81 ndn::nfd::ControlParameters
83 {
84  return m_controlParameters;
85 }
86 
87 ndn::nfd::CommandOptions
89 {
90  return m_commandOptions;
91 }
92 
93 void
94 NfdRibReadvertiseDestination::handleRibInsert(const ndn::Name& name)
95 {
96  if (name.isPrefixOf(m_commandOptions.getPrefix())) {
97  setAvailability(true);
98  }
99 }
100 
101 void
102 NfdRibReadvertiseDestination::handleRibErase(const ndn::Name& name)
103 {
104  if (name.isPrefixOf(m_commandOptions.getPrefix())) {
105  setAvailability(false);
106  }
107 }
108 
109 } // namespace rib
110 } // namespace nfd
void withdraw(const ReadvertisedRoute &rr, std::function< void()> successCb, std::function< void(const std::string &)> failureCb) override
remove a name prefix from NFD RIB
represents the Routing Information Base
Definition: rib.hpp:59
signal::Signal< Rib, Name > afterEraseEntry
signals after a RIB entry is erased
Definition: rib.hpp:224
signal::Signal< Rib, Name > afterInsertEntry
signals after a RIB entry is inserted
Definition: rib.hpp:217
state of a readvertised route
Name prefix
readvertised prefix
NfdRibReadvertiseDestination(ndn::nfd::Controller &controller, Rib &rib, const ndn::nfd::CommandOptions &options=ndn::nfd::CommandOptions(), const ndn::nfd::ControlParameters &parameters=ndn::nfd::ControlParameters().setOrigin(ndn::nfd::ROUTE_ORIGIN_CLIENT))
Copyright (c) 2014-2015, Regents of the University of California, Arizona Board of Regents...
Definition: algorithm.hpp:32
ndn::security::SigningInfo signer
signer for commands
#define NFD_LOG_DEBUG
Definition: logger.hpp:38
void advertise(const ReadvertisedRoute &rr, std::function< void()> successCb, std::function< void(const std::string &)> failureCb) override
add a name prefix into NFD RIB
#define NFD_LOG_INIT(name)
Definition: logger.hpp:31