lora-network-server-helper.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2017 University of Padova
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Davide Magrin <magrinda@dei.unipd.it>
 *
 * Modified by: Bastien Tauran <bastien.tauran@viveris.fr>
 */
 
#include "lora-network-server-helper.h"
 
#include "ns3/double.h"
#include "ns3/log.h"
#include "ns3/lora-adr-component.h"
#include "ns3/lora-network-controller-components.h"
#include "ns3/satellite-lorawan-net-device.h"
#include "ns3/satellite-topology.h"
#include "ns3/simulator.h"
#include "ns3/string.h"
#include "ns3/trace-source-accessor.h"
 
#include <stdint.h>
#include <string>
 
NS_LOG_COMPONENT_DEFINE("LoraNetworkServerHelper");
 
namespace ns3
{
 
NS_OBJECT_ENSURE_REGISTERED(LoraNetworkServerHelper);
 
TypeId
LoraNetworkServerHelper::GetTypeId(void)
{
    static TypeId tid = TypeId("ns3::LoraNetworkServerHelper")
                            .SetParent<Object>()
                            .AddConstructor<LoraNetworkServerHelper>();
    return tid;
}
 
LoraNetworkServerHelper::LoraNetworkServerHelper()
{
    m_factory.SetTypeId("ns3::LoraNetworkServer");
    p2pHelper.SetDeviceAttribute("DataRate", StringValue("5Mbps"));
    p2pHelper.SetChannelAttribute("Delay", StringValue("2ms"));
    SetAdr("ns3::LoraAdrComponent");
}
 
LoraNetworkServerHelper::~LoraNetworkServerHelper()
{
}
 
void
LoraNetworkServerHelper::SetAttribute(std::string name, const AttributeValue& value)
{
    m_factory.Set(name, value);
}
 
ApplicationContainer
LoraNetworkServerHelper::Install(Ptr<Node> node)
{
    return ApplicationContainer(InstallPriv(node));
}
 
ApplicationContainer
LoraNetworkServerHelper::Install(NodeContainer c)
{
    ApplicationContainer apps;
    for (NodeContainer::Iterator i = c.Begin(); i != c.End(); ++i)
    {
        apps.Add(InstallPriv(*i));
    }
 
    return apps;
}
 
Ptr<Application>
LoraNetworkServerHelper::InstallPriv(Ptr<Node> node)
{
    NS_LOG_FUNCTION(this << node);
 
    Ptr<LoraNetworkServer> app = m_factory.Create<LoraNetworkServer>();
 
    app->SetNode(node);
    node->AddApplication(app);
 
    // Cycle on each gateway
    NodeContainer gwNodes = Singleton<SatTopology>::Get()->GetGwNodes();
    for (NodeContainer::Iterator it = gwNodes.Begin(); it != gwNodes.End(); it++)
    {
        // Add the connections with the gateway
        // Create a PointToPoint link between gateway and NS
        NetDeviceContainer container = p2pHelper.Install(node, *it);
 
        // Add the gateway to the NS list
        app->AddGateway(*it, container.Get(0));
 
        // Link the NetworkServer to its NetDevices
        for (uint32_t i = 0; i < node->GetNDevices(); i++)
        {
            Ptr<NetDevice> currentNetDevice = node->GetDevice(i);
            currentNetDevice->SetReceiveCallback(MakeCallback(&LoraNetworkServer::Receive, app));
        }
    }
 
    // Add the end devices
    app->AddNodes(Singleton<SatTopology>::Get()->GetUtNodes());
 
    // Add components to the NetworkServer
    InstallComponents(app);
 
    return app;
}
 
void
LoraNetworkServerHelper::EnableAdr(bool enableAdr)
{
    NS_LOG_FUNCTION(this << enableAdr);
 
    m_adrEnabled = enableAdr;
}
 
void
LoraNetworkServerHelper::SetAdr(std::string type)
{
    NS_LOG_FUNCTION(this << type);
 
    m_adrSupportFactory = ObjectFactory();
    m_adrSupportFactory.SetTypeId(type);
}
 
void
LoraNetworkServerHelper::InstallComponents(Ptr<LoraNetworkServer> netServer)
{
    NS_LOG_FUNCTION(this << netServer);
 
    // Add Confirmed Messages support
    Ptr<LoraConfirmedMessagesComponent> ackSupport = CreateObject<LoraConfirmedMessagesComponent>();
    netServer->AddComponent(ackSupport);
 
    // Add LinkCheck support
    Ptr<LoraLinkCheckComponent> linkCheckSupport = CreateObject<LoraLinkCheckComponent>();
    netServer->AddComponent(linkCheckSupport);
 
    // Add Adr support
    if (m_adrEnabled)
    {
        netServer->AddComponent(m_adrSupportFactory.Create<LoraNetworkControllerComponent>());
    }
}
} // namespace ns3