public function testAllInOne()
{
// ²âÊÔ´òÓ¡µ½ÆÁÄ»
BigpipeLog::debug('[%s:%u][%s][debug]', __FILE__, __LINE__, __FUNCTION__);
BigpipeLog::trace('[%s:%u][%s][trace]', __FILE__, __LINE__, __FUNCTION__);
BigpipeLog::notice('[%s:%u][%s][notice]', __FILE__, __LINE__, __FUNCTION__);
BigpipeLog::monitor('[%s:%u][%s][monitor]', __FILE__, __LINE__, __FUNCTION__);
BigpipeLog::warning('[%s:%u][%s][warning]', __FILE__, __LINE__, __FUNCTION__);
BigpipeLog::fatal('[%s:%u][%s][fatal]', __FILE__, __LINE__, __FUNCTION__);
// ²âÊÔ²»Êä³ö´òÓ¡ÐÅÏ¢log configure
$conf = new BigpipeLogConf();
$conf->severity = BigpipeLogSeverity::FATAL;
$conf->disable_ostream = true;
$fatal_log = sprintf('[%s:%u][%s][fatal message]', __FILE__, __LINE__, __FUNCTION__);
$warning_Log = sprintf('[%s:%u][%s][warning]', __FILE__, __LINE__, __FUNCTION__);
$this->assertTrue(BigpipeLog::init($conf));
BigpipeLog::fatal('%s', $fatal_log);
$msg = BigpipeLog::get_last_error_message();
BigpipeLog::warning('%s', $warning_Log);
$this->assertEquals($msg, BigpipeLog::get_last_error_message());
$new_fatal_log = sprintf('[%s:%u][%s][fatal new message]', __FILE__, __LINE__, __FUNCTION__);
$this->assertTrue($msg == BigpipeLog::get_last_error_message());
// ²âÊÔclose
BigpipeLog::close();
}
/**
* 初始化并连接zookeeper,
* 通过name和token认证用户权限
* @param array $meta_params : zookeeper的参数集合
* @return true on success or false on failure
*/
public function init($name, $token, $meta_params)
{
// 检查name和token
if (empty($name) || empty($token)) {
BigpipeLog::fatal("[init][miss queue name or token]");
return false;
}
$this->_queue_name = $name;
$this->_queue_token = $token;
// 通过conf准备meta
// 检查meta配置
if (!isset($meta_params['meta_host']) || !isset($meta_params['root_path'])) {
BigpipeLog::fatal("[init][miss meta host or root path]");
return false;
}
$this->_meta_host = $meta_params['meta_host'];
$this->_root_path = $meta_params['root_path'];
$this->_recv_timeo = $meta_params['zk_recv_timeout'];
$this->_zk = new Zookeeper();
// 实例并初始化meta manager
/*
$this->_meta_manager = new BigpipeMetaManager;
if (false === $this->_meta_manager->init($meta_params))
{
BigpipeLog::warning("[init][fail to init meta manager]");
return false;
}
*/
$this->_clean_meta_info();
// 初始化connection
if (false === $this->_zk->connect($this->_meta_host, null, $this->_recv_timeo)) {
BigpipeLog::warning("[init][fail to connect to meta][host:%s]", $this->_meta_host);
return false;
}
//置零update次数
// $this->_update_cnt = 0;
$this->_inited = true;
// init中不用从meta获取信息, 让用户主动调用update获取信息
// if (false === $this->update())
// {
// $this->_inited = false;
// return false;
// }
return true;
}
private function _load_meta($meta_conf)
{
// 检查必须的配置项
if (false === isset($meta_conf['meta_host']) || false === isset($meta_conf['root_path']) || false === isset($meta_conf['zk_recv_timeout'])) {
BigpipeLog::fatal('[queue client configure][missing mandatory meta configure]');
return false;
}
$this->meta = $meta_conf;
return true;
}
private function _load_meta($meta_arr)
{
$meta_node = new BigpipeMetaConf();
if (false === $meta_node->load($meta_arr)) {
BigpipeLog::fatal('[%s:%u][%s][fail to load meta "meta" in configure]', __FILE__, __LINE__, __FUNCTION__);
return false;
}
$this->meta = $meta_node->to_array();
return true;
}
/**
* 更新meta信息, 记录重试次数
* @return boolean
*/
private function _failover()
{
if ($this->_fo_count >= $this->_max_fo_cnt) {
// 重置failover
BigpipeLog::fatal("[_failover][can not do more][max_cnt:%d]", $this->_max_fo_cnt);
$this->_fo_sleep_time = 0;
$this->_fo_count = 0;
return false;
}
if (0 == $this->_fo_sleep_time) {
// php中只有微秒级的usleep和秒级的sleep
// 目前只有当start时才会进入这个分支。
// 这时我们会跳过failover
$this->_fo_sleep_time = BigpipeCommonDefine::INIT_FO_SLEEP_TIME * 1000;
} else {
usleep($this->_fo_sleep_time);
}
// usleep($this->_fo_sleep_time);
$this->_fo_count++;
$this->_fo_sleep_time *= 2;
// increase failover sleep time
if ($this->_fo_sleep_time > BigpipeCommonDefine::MAX_FO_SLEEP_TIME) {
// failover sleep time不能无限制增长
$this->_fo_sleep_time = BigpipeCommonDefine::MAX_FO_SLEEP_TIME;
}
// 通过meta跟新stripe
$broker = $this->_update_meta();
if (false === $broker) {
BigpipeLog::fatal("[_failover][can not update meta from meta agent]");
return false;
}
// 连接broker
$pub_dest = array("socket_address" => $broker['ip'], "socket_port" => $broker['port'], "socket_timeout" => $this->_conn_timeo);
$this->_stomp_adapter->set_destination($pub_dest);
$this->_stomp_adapter->role = BStompRoleType::PUBLISHER;
$this->_stomp_adapter->topic_name = $broker['stripe'];
$this->_stomp_adapter->session_id = $this->_session_id;
// 发布时session不变
if ($this->_stomp_adapter->connect()) {
BigpipeLog::debug("[Success][connected on broker][ip:%s][port:%u]", $broker['ip'], $broker['port']);
BigpipeLog::debug('[session message id][%u]', $this->_stomp_adapter->session_message_id);
$this->_broker = $broker;
return true;
}
return false;
// 连接失败
}
/**
* 更新meta信息, 记录重试次数
* @return boolean
*/
private function _failover()
{
// failover时, 订阅、发布状态无效，重置状态
if (true == $this->_is_subscribed) {
$this->_unsubscribe();
// 先尝试取消订阅, 但是不用考虑错误 (因为failover中有错误是常态)
$this->_is_subscribed = false;
}
if ($this->_fo_count > $this->_max_fo_cnt) {
// 重置failover
BigpipeLog::fatal("[%s:%u][%s][can not do more]", __FILE__, __LINE__, __FUNCTION__);
$this->_fo_sleep_time = 0;
$this->_fo_count = 0;
return false;
}
if (0 == $this->_fo_sleep_time) {
// 第一次flush subscribe时，我们往往不希望等待，
// 因此这时跳过sleep过程
// php中只有微秒级的usleep和秒级的sleep
$this->_fo_sleep_time = BigpipeCommonDefine::INIT_FO_SLEEP_TIME * 1000;
} else {
usleep($this->_fo_sleep_time);
}
$this->_fo_count++;
$this->_fo_sleep_time *= 2;
// increase failover sleep time
if ($this->_fo_sleep_time > BigpipeCommonDefine::MAX_FO_SLEEP_TIME) {
// failover sleep time不能无限制增长
$this->_fo_sleep_time = BigpipeCommonDefine::MAX_FO_SLEEP_TIME;
}
// 通过meta跟新stripe
if (false === $this->_update_meta()) {
BigpipeLog::fatal("[%s:%u][%s][can not update meta from meta agent]", __FILE__, __LINE__, __FUNCTION__);
return false;
}
// 随机选择并连接一个broker
$is_ok = false;
do {
$broker = $this->_random_select_broker();
if (false === $broker) {
// 无新broker可选, failover失败
BigpipeLog::fatal("[%s:%u][%s][no broker to subcribe]", __FILE__, __LINE__, __FUNCTION__);
break;
}
// try to connect to broker
$sub_dest = array("socket_address" => $broker->ip, "socket_port" => $broker->port, "socket_timeout" => $this->_conn_timeo);
$this->_stomp_adapter->set_destination($sub_dest);
$this->_stomp_adapter->role = BStompRoleType::SUBSCRIBER;
$this->_stomp_adapter->topic_name = $this->_stripe['stripe_name'];
$this->_stomp_adapter->session_id = BigpipeUtilities::get_pipelet_name($this->_pipe_name, $this->_pipelet_id) . '_' . BigpipeUtilities::get_uid();
if ($this->_stomp_adapter->connect()) {
BigpipeLog::debug("[%s:%u][%s][Success][connected on broker][ip:%s][port:%u]", __FILE__, __LINE__, __FUNCTION__, $broker->ip, $broker->port);
BigpipeLog::debug('[%s:%u][%s][session message id][smid:%s]', __FILE__, __LINE__, __FUNCTION__, $this->_stomp_adapter->session_message_id);
$is_ok = true;
break;
// 跳出连接
}
} while (true);
return $is_ok;
}
