nlsr-runner.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "nlsr-runner.hpp"

#include "conf-file-processor.hpp"
#include "logger.hpp"

namespace nlsr {

INIT_LOGGER("NlsrRunner");

NlsrRunner::NlsrRunner(std::string& configFileName, bool isDaemonProcess)
  : m_scheduler(m_ioService)
  , m_face(m_ioService)
  , m_nlsr(m_ioService, m_scheduler, m_face, m_keyChain)
{
  m_nlsr.setConfFileName(configFileName);
  m_nlsr.setIsDaemonProcess(isDaemonProcess);
}

void
NlsrRunner::run()
{
  ConfFileProcessor configProcessor(m_nlsr, m_nlsr.getConfFileName());

  if (!configProcessor.processConfFile()) {
    BOOST_THROW_EXCEPTION(Error("Error in configuration file processing! Exiting from NLSR"));
  }

  if (m_nlsr.getConfParameter().isLog4CxxConfAvailable()) {
    INIT_LOG4CXX(m_nlsr.getConfParameter().getLog4CxxConfPath());
  }
  else {
    INIT_LOGGERS(m_nlsr.getConfParameter().getLogDir(), m_nlsr.getConfParameter().getLogLevel());
  }

  if (m_nlsr.getIsSetDaemonProcess()) {
    m_nlsr.daemonize();
  }

  m_nlsr.canonizeNeighborUris(m_nlsr.getAdjacencyList().getAdjList().begin(),
                              [this] (std::list<Adjacent>::iterator iterator) {
                                m_nlsr.canonizeContinuation(iterator, [this] {
                                    m_nlsr.initialize();
                                  });
                              },
                              [this] {
                                m_nlsr.initialize();
                              });
  try {
    m_nlsr.startEventLoop();
  }
  catch (const std::exception& e) {
    NLSR_LOG_FATAL("ERROR: " << e.what());
    std::cerr << "ERROR: " << e.what() << std::endl;

    m_nlsr.getFib().clean();
  }
}

void
NlsrRunner::printUsage(const std::string& programName)
{
  std::cout << "Usage: " << programName << " [OPTIONS...]" << std::endl;
  std::cout << "   NDN routing...." << std::endl;
  std::cout << "       -d          Run in daemon mode" << std::endl;
  std::cout << "       -f <FILE>   Specify configuration file name" << std::endl;
  std::cout << "       -V          Display version information" << std::endl;
  std::cout << "       -h          Display this help message" << std::endl;
}

} // namespace nlsr