private function _gen_get_pubinfo_ack()
{
$ack = new GetPubInfoAckFrame();
$ack->status = 0;
$ack->broker_ip = '1.1.1.1';
$ack->broker_port = 1;
$ack->stripe_name = 'stripe';
$ack->store();
$data = $ack->buffer();
$ret_arr = $this->_gen_init_meta_ack();
$ret_arr['good'] = $data;
return $ret_arr;
}
/**
* 从meta中获取可发布的broker
* @param string $pipe_name : pipe name
* @param number $pipelet_id: pipelet id
* @return 成功返回broker array('ip'=>, 'port'=>, 'stripe'=>)，失败返回boolean false
*/
public function get_pub_broker($pipe_name, $pipelet_id)
{
if (false === $this->_inited) {
BigpipeLog::warning("[%s:%u][%s][call uninited object]", __FILE__, __LINE__, __FUNCTION__);
return false;
}
if (empty($this->meta_name)) {
// 缺少关键条件
BigpipeLog::warning("[%s:%u][%s][missing meta name]", __FILE__, __LINE__, __FUNCTION__);
return false;
}
// pack reqestion
$cmd = new GetPubInfoFrame();
$cmd->meta_name = $this->meta_name;
$cmd->pipe_name = $pipe_name;
$cmd->pipelet_id = $pipelet_id + 1;
// 用于组成pipelet name
// send
$res_body = $this->_request($cmd);
if (null === $res_body) {
BigpipeLog::warning("[%s:%u][%s][fail to get pub info][meta:%s][pipe_name:%s][pipelet_id:%d]", __FILE__, __LINE__, __FUNCTION__, $this->meta_name, $pipe_name, $pipelet_id);
return false;
}
// parse ack
$ack = new GetPubInfoAckFrame();
if (!$ack->load($res_body)) {
BigpipeLog::warning("[%s:%u][%s][error ack]", __FILE__, __LINE__, __FUNCTION__);
return false;
}
$broker = array('ip' => $ack->broker_ip, 'port' => $ack->broker_port, 'stripe' => $ack->stripe_name);
return $broker;
}
