RdKafka使用

RdKafka使用

標籤（空格分隔）： 未分類

生產消息（Producer）

$config = new \RdKafka\Conf();
$config->set('metadata.broker.list', $this->brokerList);
$producer = new \RdKafka\Producer($config);
$topic = $producer->newTopic($topic);
$topic->produce(RD_KAFKA_PARTITION_UA, 0, json_encode($message));
$producer->poll(0);
$result = $producer->flush(10000);
if (RD_KAFKA_RESP_ERR_NO_ERROR !== $result) {
    return false;
}
return true;

消費消息（Consumer）

$conf = new \RdKafka\Conf();
$conf->set('group.id', $this->groupName);

$consumer = new \RdKafka\Consumer($conf);
$consumer->addBrokers($this->brokerList);

$topicConf = new \RdKafka\TopicConf();
$topicConf->set('auto.commit.interval.ms', 100);
$topicConf->set('offset.store.method', 'broker');
$topicConf->set('auto.offset.reset', 'smallest');

$topic = $consumer->newTopic($this->topicName, $topicConf);
$topic->consumeStart(0, RD_KAFKA_OFFSET_STORED);
while (true) {
    $message = $topic->consume(0, 120*10000);
    if ($message->err != RD_KAFKA_RESP_ERR_NO_ERROR) {
        print("err: " . $message->err);
        print("errstr: " . $message->errstr());
    } else {
        var_dump($message->payload);
    }
}