Ejemplo n.º 1
0
 /**
  * @param NetworkAddressInterface $remotePeer
  * @return \React\Promise\PromiseInterface
  */
 public function connect(NetworkAddressInterface $remotePeer)
 {
     return $this->rawConnect($remotePeer)->then(function (Peer $peer) use($remotePeer) {
         return $peer->outboundHandshake($remotePeer, $this->params);
     })->then(function (Peer $peer) {
         $reqService = $this->params->getRequiredServices();
         if ($reqService != 0) {
             if ($reqService != ($peer->getRemoteVersion()->getServices() & $reqService)) {
                 return new RejectedPromise('peer does not satisfy required services');
             }
         }
         return $peer;
     });
 }
Ejemplo n.º 2
0
 /**
  * @param NetworkAddressInterface $remotePeer
  * @param ConnectionParams $params
  * @return \React\Promise\Promise|\React\Promise\PromiseInterface
  */
 public function outboundHandshake(NetworkAddressInterface $remotePeer, ConnectionParams $params)
 {
     $deferred = new Deferred();
     $awaitVersion = true;
     $this->stream->on('close', function () use(&$awaitVersion, $deferred) {
         if ($awaitVersion) {
             $awaitVersion = false;
             $deferred->reject('peer disconnected');
         }
     });
     $this->on(Message::VERSION, function (Peer $peer, Version $version) use($params) {
         $this->remoteVersion = $version;
         $this->verack();
     });
     $this->on(Message::VERACK, function () use($deferred) {
         if (false === $this->exchangedVersion) {
             $this->exchangedVersion = true;
             $this->emit('ready', [$this]);
             $deferred->resolve($this);
         }
     });
     $this->peerAddress = $remotePeer;
     $this->localVersion = $version = $params->produceVersion($this->msgs, $remotePeer);
     $this->connectionParams = $params;
     $this->send($version);
     return $deferred->promise();
 }