socket - 关于php+rrd绘图问题
阿神
阿神 2017-04-10 14:53:57
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最近在做一个应用,我使用socket收集服务器的在线人数然后更新rrd数据库,但是最后都没显示出来,有哪位前辈有相关经验请指教,老板一直在催啊;
代码如下:

      $ss = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
    socket_set_option($ss,SOL_SOCKET,SO_RCVTIMEO,array("sec"=>3, "usec"=>0 ) );
    socket_set_option($ss,SOL_SOCKET,SO_SNDTIMEO,array("sec"=>3, "usec"=>0 ) );
//$latencyStart = microtime(true); //延迟开始计时。
    if(socket_connect($ss,gethostbyname($tietu_host),$tietu_port))//更新且连接成功
    {
        socket_write($ss,"\xfe\x01");
        $data=explode("\x00",mb_convert_encoding(substr(socket_read($ss,1024),9), 'auto', 'UCS-2'));
        $tietu_players=$data[3];

        if(rrd_update($dbname,"N:$tietu_players")==true){
            echo"数据更新成功,数据为".$tietu_players;
        }else{
            echo"数据更新失败";
        }

    }
阿神
阿神

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