public function __construct()
{
parent::__construct(function () {
$consensus = new ConsensusFactory(Bitcoin::getEcAdapter());
$loop = LoopFactory::create();
$context = new ZmqContext($loop);
$control = $context->getSocket(\ZMQ::SOCKET_SUB);
$control->connect('tcp://127.0.0.1:5594');
$control->subscribe('control');
$control->on('messages', function ($msg) use($loop) {
if ($msg[1] == 'shutdown') {
$loop->stop();
}
});
$results = $context->getSocket(\ZMQ::SOCKET_PUSH);
$results->connect("tcp://127.0.0.1:5593");
$workers = $context->getSocket(\ZMQ::SOCKET_PULL);
$workers->connect('tcp://127.0.0.1:5592');
$workers->on('message', function ($message) use($consensus, $results) {
$details = json_decode($message, true);
$txid = $details['txid'];
$flags = $details['flags'];
$vin = $details['vin'];
$scriptPubKey = new Script(Buffer::hex($details['scriptPubKey']));
$tx = TransactionFactory::fromHex($details['tx']);
$results->send(json_encode(['txid' => $txid, 'vin' => $vin, 'result' => $consensus->getConsensus(new Flags($flags))->verify($tx, $scriptPubKey, $vin)]));
});
$loop->run();
exit(0);
});
}
/**
* @param UtxoView $utxoView
* @param TransactionInterface $tx
* @param Flags $flags
* @return bool
*/
public function check(UtxoView $utxoView, TransactionInterface $tx, Flags $flags)
{
$result = true;
$consensus = $this->consensus->getConsensus($flags);
for ($i = 0, $c = count($tx->getInputs()); $i < $c; $i++) {
$result &= $consensus->verify($tx, $utxoView->fetchByInput($tx->getInput($i))->getOutput()->getScript(), $i);
}
return $result;
}
