php开发nagios插件的方法

来源{
    Nagios的插件介绍
    http://os.51cto.com/art/201103/249956.htm

    Nagios插件开发指导
    http://cuiyingfeng.blog.51cto.com/43841/618190

    通过自己编写的插件来使用 Nagios
    http://www.ibm.com/developerworks/cn/aix/library/au-nagios/index.html
}

demo如下

<?php
/**
 * php开发nagios插件的demo
 * 功能: 检测mysql的版本号
 */


$result="";

$con = mysql_connect("1.2.3.4:3306","user","pass");
if (!$con) {
    //连接失败
    echo "CRITICAL - Could not connect: ".mysql_error()."\n";
    exit(2);
}
$info_str="mysql 连接成功\n";

mysql_select_db("test", $con);

mysql_query("set names 'utf8'");

$sql="SHOW VARIABLES";

$dbResult=mysql_query($sql,$con);

while ( $row = mysql_fetch_array($dbResult) ) {
    if ($row[0]=="version") {
        $result.=$row[0]."=".$row[1].";";
    }
}

echo "OK - 'sql=".$sql."' then show version succeed | ".$result."\n";
exit(0);

?>