/**
* Run ZMQ interface for generator
*
* Req-rep pattern; msgs are commands:
*
* GEN = Generate ID
* STATUS = Get status string
*/
public function run()
{
$context = new \ZMQContext();
$receiver = new \ZMQSocket($context, \ZMQ::SOCKET_REP);
$bindTo = 'tcp://*:' . $this->port;
echo "Binding to {$bindTo}\n";
$receiver->bind($bindTo);
while (TRUE) {
$msg = $receiver->recv();
switch ($msg) {
case 'GEN':
try {
$response = $this->generator->generate();
} catch (\Exception $e) {
$response = "ERROR";
}
break;
case 'STATUS':
$response = json_encode($this->generator->status());
break;
default:
$response = 'UNKNOWN COMMAND';
break;
}
$receiver->send($response);
}
}
