Producer not receiving Interest, when starts a new thread.

no_interest_recv.cpp

void
Producer::run() {

	// Read the database value for the sensor Id and update the serving router
	// Id if the distance is less than the existing one.
	std::string ldb_uri = getConfig().getLocationDb().getDbUri();

	m_face.setInterestFilter("/",
			bind(&Producer::onInterest, this, _1, _2),
			RegisterPrefixSuccessCallback(),
			bind(&Producer::onRegisterFailed, this, _1, _2));

	sendInterest();

	_LOG_DEBUG("WAITING FOR Events");
	m_face.processEvents();
}

void
Producer::sendInterest() {

	std::string servingRouter = m_ldb.getServingRouter(sensorId);

	ndn::Name interestName;
	interestName.append(servingRouter);
	interestName.append(ndn::Name("/DATA"));

	// Add parameter (content name)
	interestName.append(ndn::Name("/$cname=/ndn/temp/s/2,rname="+thisRouter+"$"));
	ndn::Interest i(interestName);
	i.setInterestLifetime(ndn::time::seconds(3));
	i.setMustBeFresh(true);

	std::cout << "Pending Interest Notification: " << i << std::endl;
	m_face.expressInterest(i,
		ndn::bind(&Producer::onContent, this, _1, _2),
		ndn::bind(&Producer::processInterestTimedOut, this, _1));
}

void
Producer::onInterest(const InterestFilter& filter,
		const Interest& interest) {
	std::cout << "<< I: " << interest << std::endl;

	// Create new name, based on Interest's name
	Name dataName(interest.getName());
	dataName.append("testApp") // add "testApp" component to Interest name
	.appendVersion(); // add "version" component (current UNIX timestamp in milliseconds)

	static const std::string content = "HELLO KITTY";

	// Create Data packet
	ndn::shared_ptr<Data> data = ndn::make_shared<Data>();
	data->setName(dataName);
	data->setFreshnessPeriod(time::seconds(10));
	data->setContent(reinterpret_cast<const uint8_t*>(content.c_str()),
			content.size());

	// Sign Data packet with default identity
	m_keyChain.sign(*data);
	// m_keyChain.sign(data, <identityName>);
	// m_keyChain.sign(data, <certificate>);

	// Return Data packet to the requester
	std::cout << ">> D: " << *data << std::endl;
	m_face.put(*data);
}