| 1 | #include "PingPong.h"
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| 2 | #include "ariba/utility/configuration/Configuration.h"
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| 3 |
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| 4 | using ariba::utility::Configuration;
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| 5 | using namespace ariba;
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| 6 |
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| 7 | namespace ariba {
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| 8 | namespace application {
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| 9 | namespace pingpong {
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| 10 |
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| 11 | // logging
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| 12 | use_logging_cpp( PingPong );
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| 13 |
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| 14 | // the service id of the ping pong service
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| 15 | ServiceID PingPong::PINGPONG_ID = ServiceID( 111 );
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| 16 |
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| 17 | // construction
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| 18 | PingPong::PingPong() : pingId( 0 ) {
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| 19 | }
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| 20 |
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| 21 | // destruction
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| 22 | PingPong::~PingPong() {
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| 23 | }
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| 24 |
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| 25 | // implementation of the startup interface
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| 26 | void PingPong::startup() {
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| 27 |
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| 28 | logging_info( "starting up PingPong service ... " );
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| 29 |
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| 30 | // create ariba module
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| 31 | logging_debug( "creating ariba underlay module ... " );
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| 32 | ariba = new AribaModule();
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| 33 |
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| 34 | // get the configuration object
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| 35 | Configuration& config = Configuration::instance();
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| 36 |
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| 37 | // generate spovnet name
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| 38 | Name spovnetName("pingpong");
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| 39 |
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| 40 | // get initiator flag
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| 41 | this->isInitiator = Configuration::instance().read<bool> ("node.initiator");
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| 42 |
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| 43 | // get node name
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| 44 | Name nodeName = Name::UNSPECIFIED;
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| 45 | if (config.exists("node.name")) nodeName
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| 46 | = config.read<string> ("node.name");
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| 47 |
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| 48 | // configure ariba module
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| 49 | if (config.exists("ariba.ip.addr")) ariba->setProperty("ip.addr",
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| 50 | config.read<string> ("ariba.ip.addr"));
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| 51 | if (config.exists("ariba.tcp.port")) ariba->setProperty("tcp.port",
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| 52 | config.read<string> ("ariba.tcp.port"));
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| 53 | if (config.exists("ariba.udp.port")) ariba->setProperty("udp.port",
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| 54 | config.read<string> ("ariba.udp.port"));
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| 55 | if (config.exists("ariba.bootstrap.hints")) ariba->setProperty("bootstrap.hints",
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| 56 | config.read<string> ("ariba.bootstrap.hints"));
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| 57 |
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| 58 | // start ariba module
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| 59 | ariba->start();
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| 60 |
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| 61 | // create node and join
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| 62 | node = new Node( *ariba, nodeName );
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| 63 |
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| 64 | // start node module
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| 65 | node->start();
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| 66 |
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| 67 | // initiate or join the spovnet
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| 68 | if (!isInitiator) node->join(spovnetName);
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| 69 | else node->initiate(spovnetName);
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| 70 |
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| 71 | // bind communication and node listener
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| 72 | node->bind(this);
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| 73 | node->bind(this, PingPong::PINGPONG_ID);
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| 74 |
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| 75 | // ping pong started up...
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| 76 | logging_info( "pingpong started up ");
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| 77 | }
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| 78 |
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| 79 | // implementation of the startup interface
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| 80 | void PingPong::shutdown() {
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| 81 |
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| 82 | logging_info( "pingpong service starting shutdown sequence ..." );
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| 83 |
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| 84 | // stop timer
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| 85 | Timer::stop();
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| 86 |
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| 87 | // unbind listeners
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| 88 | node->unbind( this );
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| 89 | node->unbind( this, PingPong::PINGPONG_ID );
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| 90 |
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| 91 | // leave spovnet
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| 92 | node->leave();
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| 93 |
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| 94 | // stop the ariba module
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| 95 | ariba->stop();
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| 96 |
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| 97 | // delete node and ariba module
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| 98 | delete node;
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| 99 | delete ariba;
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| 100 |
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| 101 | // now we are completely shut down
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| 102 | logging_info( "pingpong service shut down" );
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| 103 | }
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| 104 |
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| 105 | // node listener interface
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| 106 | void PingPong::onJoinCompleted( const SpoVNetID& vid ) {
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| 107 | logging_info( "pingpong node join completed, spovnetid=" << vid.toString() );
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| 108 |
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| 109 | // start the timer to ping every second
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| 110 | Timer::setInterval( 1000 );
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| 111 | Timer::start();
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| 112 | }
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| 113 |
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| 114 | void PingPong::onJoinFailed( const SpoVNetID& vid ) {
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| 115 | logging_error(" pingpong node join failed, spovnetid=" << vid.toString() );
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| 116 | }
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| 117 |
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| 118 | // communication listener
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| 119 | bool PingPong::onLinkRequest(const NodeID& remote, Message* msg) {
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| 120 | return false;
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| 121 | }
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| 122 |
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| 123 | void PingPong::onMessage(Message* msg, const NodeID& remote,
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| 124 | const LinkID& lnk = LinkID::UNSPECIFIED) {
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| 125 |
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| 126 | PingPongMessage* pingmsg = msg->decapsulate<PingPongMessage> ();
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| 127 |
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| 128 | logging_info( "received ping message on link " << lnk.toString()
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| 129 | << " from node " << remote.toString()
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| 130 | << ": " << pingmsg->toString() );
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| 131 | }
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| 132 |
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| 133 | // timer event
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| 134 | void PingPong::eventFunction() {
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| 135 |
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| 136 | // we ping all nodes that are known in the overlay structure
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| 137 | // this can be all nodes (OneHop) overlay or just some neighbors
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| 138 | // in case of a Chord or Kademlia structure
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| 139 |
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| 140 | logging_info( "pinging overlay neighbors with ping id " << ++pingId );
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| 141 |
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| 142 | PingPongMessage pingmsg( pingId );
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| 143 | node->sendBroadcastMessage( pingmsg, PingPong::PINGPONG_ID );
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| 144 |
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| 145 | }
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| 146 |
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| 147 | }}} // namespace ariba, application, pingpong
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