public function publish_message($topic, $message, $partition = 0)
{
$stime = microtime(true);
$rtn = false;
$offset = false;
if (!is_string($message)) {
$message = json_encode($message);
}
$p = $this->getProducer();
$p->setRequireAck($this->producerRequireAck);
$p->setMessages($topic, $partition, $message);
try {
$result = $p->send();
} catch (\Exception $e) {
$catched_exception = $e;
\Libs\Log\LevelLogWriter::warning("send to kafka failed,msg:" . $e->getMessage(), $e->getCode());
$rtn = false;
}
if ($result && isset($result[$topic][$partition]['errCode']) && $result[$topic][$partition]['errCode'] == 0) {
$rtn = $offset = $result[$topic][$partition]['offset'];
} else {
$rtn = false;
}
$logData = array();
$logData['zk'] = $this->zkHosts;
$logData['topic'] = $topic;
$logData['message'] = $message;
$logData['partition'] = $partition;
$logData['offset'] = $offset;
$logData['exception'] = isset($catched_exception) ? json_encode($catched_exception) : '';
$logData['timecost'] = number_format((microtime(true) - $stime) * 1000, 2);
\Libs\Log\LevelLogWriter::selfLog("mqclient", "publish_message", $logData);
return $rtn;
}
/**
* Get an initialized Redis connection according to the key.
*/
protected static function getRedis($key = NULL, $reconnect = FALSE)
{
$class = get_called_class();
$config = $class::getConfig();
$count = count($config->servers);
$server_id = is_null($key) ? 0 : hexdec(substr(md5($key), 0, 2)) % $count;
$host = $config->servers[$server_id]['host'];
$port = $config->servers[$server_id]['port'];
$connect_index = $host . ":" . $port;
$isConnect = TRUE;
if (!isset(self::$connections[$connect_index])) {
self::$connections[$connect_index] = self::connect($host, $port, $class::$timeout);
$isConnect = self::$connections[$connect_index]->isConnected();
if (!$isConnect && !$reconnect) {
unset(self::$connections[$connect_index]);
//reconnect
return self::getRedis($key, TRUE);
}
}
if (!$isConnect) {
\Libs\Log\LevelLogWriter::warning("redis server connect error:{$host}:{$port}:{$key}");
}
return self::$connections[$connect_index];
}
