MyQEE\Server\Register\WorkerMain::onClose PHP Method

    public function onClose($server, $fd, $fromId)
    {
        $host = Host::getHostByFd($fd);
        if ($host) {
            # 已经有连接上的服务器
            Server::$instance->info("host#{$host->group}.{$host->id}({$host->ip}:{$host->port}) close connection.");
            $host->remove();
            # 移除服务
            foreach (Host::$table as $item) {
                if ($item['group'] === $host->group && $item['id'] === $host->id || $item['removed']) {
                    continue;
                }
                # 通知所有客户端移除
                RPC::factory($item['fd'], $item['from_id'])->trigger('server.remove', $host->group, $host->id);
            }
        }
    }