source: source/ariba/AribaModule.cpp@ 3037

// [License]

// The Ariba-Underlay Copyright

//

// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

//

// Institute of Telematics

// UniversitÀt Karlsruhe (TH)

// Zirkel 2, 76128 Karlsruhe

// Germany

//

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// modification, are permitted provided that the following conditions are

// met:

//

// 1. Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

// 2. Redistributions in binary form must reproduce the above copyright

// notice, this list of conditions and the following disclaimer in the

// documentation and/or other materials provided with the distribution.

//

// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND

// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR

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// Telematics.

// [License]



#include "AribaModule.h"



// boost/std includes

#include <assert.h>

#include <boost/regex.hpp>



// ariba includes

#include "ariba/utility/misc/Helper.h"

#include "ariba/utility/misc/StringFormat.h"

#include "ariba/communication/BaseCommunication.h"

#include "ariba/communication/EndpointDescriptor.h"

#include "ariba/communication/modules/network/NetworkLocator.h"



using namespace ariba::utility::Helper;

using ariba::communication::BaseCommunication;

using ariba::communication::EndpointDescriptor;



namespace ariba {



AribaModule::AribaModule() {



        // init with default values

        this->base_comm = NULL;

        this->ip_addr = NULL;

        this->tcp_port = 41402;

        this->udp_port = 41402;

        this->started = false;

}



AribaModule::~AribaModule() {

}



string AribaModule::getBootstrapHints(const Name& spoVNetName) const {

        std::ostringstream o;

        BOOST_FOREACH( const BootstrapInfo& info, bootstrapNodes ) {

                o << info.spovnetName.toString() << "{";

                int i=0;

                BOOST_FOREACH( const BootstrapNode& node, info.nodes ) {

                        if (i!=0) o << ",";

                        if( node.desc != NULL ) o << node.desc->toString();

                        i++;

                }

                o << "}";

        }

        return o.str();

}



void AribaModule::addBootstrapHints(string boot_info) {

        using namespace boost::xpressive;

        using namespace ariba::utility::string_format;

        using namespace ariba::utility::Helper;

        using namespace std;



        smatch match;

        if (regex_search(boot_info, match, robjects)) {

                regex_nav nav = match;

                for (int i = 0; i < nav.size(); i++) {

                        string type = nav[i][robject_id].str();

                        string data = nav[i][robject_data].str();

                        data = data.substr(1, data.size() - 2);

                        Name name(type);

                        EndpointDescriptor* desc = EndpointDescriptor::fromString(data);

                        addBootstrapNode(name, desc);

                }

        }

}



void AribaModule::addBootstrapNode(const Name& spovnet,

                communication::EndpointDescriptor* desc) {



        // set bootstrap node

        BootstrapNode node;

        node.timestamp = 0;

        node.desc = desc;

        bool added = false;



        // add node to existing bootstrap list

        BOOST_FOREACH( BootstrapInfo& info, bootstrapNodes ){

                if (info.spovnetName == spovnet) {

                        info.nodes.push_back(node);

                        added = true;

                        break;

                }

        }



        // create new entry

        if (!added) {

                BootstrapInfo info;

                info.spovnetName = spovnet;

                info.nodes.push_back(node);

                bootstrapNodes.push_back(info);

        }



        //logging_debug( "added bootstrap info: " << getBootstrapHints() );

}



const communication::EndpointDescriptor* AribaModule::getBootstrapNode(

                const Name& spovnet) const {

        BOOST_FOREACH( const BootstrapInfo& info, bootstrapNodes ) {

                if( info.spovnetName == spovnet ) {

                        BOOST_FOREACH( const BootstrapNode& node, info.nodes ) {

                                if( node.desc != NULL ) return node.desc;

                        }

                }

        }

        return NULL;

}



// @see Module.h

void AribaModule::initialize() {



        // preconditions

        assert(!started);



        // init variables

        base_comm = NULL;

}



// @see Module.h

void AribaModule::start() {



        // preconditions

        assert(base_comm == NULL);

        assert(!started);



        // create the base communication component

        started = true;

        base_comm = new BaseCommunication();

}



// @see Module.h

void AribaModule::stop() {



        // preconditions

        assert(base_comm != NULL);

        assert(started);



        // delete base communication component

        started = false;

        delete base_comm;

}



// @see Module.h

string AribaModule::getName() const {

        return "ariba";

}



// @see Module.h

void AribaModule::setProperty(string key, string value) {

        if (key == "ip.addr") {

                if (ip_addr != NULL) delete ip_addr;

                communication::IPv4Locator* loc = new communication::IPv4Locator();

                *loc = communication::IPv4Locator::fromString(value);

                ip_addr = loc;

        }

        else if (key == "tcp.port") tcp_port = stoi(value);

        else if (key == "udp.port") udp_port = stoi(value);

        else if (key == "bootstrap.hints") addBootstrapHints(value);

}



// @see Module.h

const string AribaModule::getProperty(string key) const {

        if (key == "ip.addr") return ip_addr->toString();

        else if (key == "tcp.port") return ultos(tcp_port);

        else if (key == "udp.port") return ultos(udp_port);

        else if (key == "bootstrap.hints") return getBootstrapHints();

}



// @see Module.h

const vector<string> AribaModule::getProperties() const {

        vector<string> properties;

        properties.push_back("ip.addr");

        properties.push_back("tcp.port");

        properties.push_back("udp.port");

        properties.push_back("hints");

        return properties;

}



} // namespace ariba