php如何为运维主机生成不同的随机秘钥

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'123.57.221.66'),array('pay_web'=>'101.201.222.104'),array('video_web'=>'101.201.31.40'),array('bg_web211'=>'123.56.181.211'),array('quanzi'=>'101.201.55.37'),array('bg_web231'=>'60.205.127.231'),array('db2_master'=>'60.205.166.72'),array('db2_slave'=>'60.205.166.74'),array('db3_others'=>'59.110.11.16'),array('test_web'=>'60.205.150.53'),array('nfs1_redis2'=>'123.57.184.167'),array('nfs1_redis1'=>'123.57.184.235'),array('zhuanfaqi'=>'123.57.185.38'),array('prepare_web'=>'59.110.8.82'),array('bg_web64'=>'10.29.130.64'));                //define("HOSTS",array('123.57.221.66','101.201.222.104','101.201.31.40','123.56.181.211','101.201.55.37','60.205.127.231','60.205.166.72','60.205.166.74','59.110.11.16','60.205.150.53','123.57.184.167','123.57.184.235','123.57.185.38','59.110.8.82','10.29.130.64'));                const HOSTS = array('123.57.203.66','101.101.222.104','102.221.51.40','112.56.131.211','121.202.45.37','101.205.127.231','101.205.166.72','63.205.166.74','39.110.13.12','65.205.150.53','33.57.134.167','123.59.104.235','148.57.135.38','59.190.8.77','10.29.130.52');                const HOSTNAMES = array('ubuntu','pay_web104','video_web40','bg_web211','quanzi37','bg_web231','db2_master72','db2_slave74','db3_others','test_web','nfs1_redis1','nfs2_redis2','zhuanfaqi','prepare_web','bg_web64');                        // 密码生成器函数                public function generator_pass(){                        $time = time();                        //$md5($string);        md5 函数也可以为字符串生成一个随机的值                        $string = $time . "!@#$%^&";                        $string1 = str_shuffle($string);                         //$password = chunk_split($string1,9); 会在第9个位置插入一个指定的字符串                        $password = mb_substr($string1,0,12);                        return $password;                        //var_dump($string1."\n");                        //var_dump($password."\n");                }                                // 为主机生成密码并记录日志                public function produce_pass_for_hosts(){                        $new_hosts = array();                        $hosts = generator1::HOSTS;                        $hostnames = generator1::HOSTNAMES;                        for($i=0;$igenerator_pass();                        }                        return $new_hosts;                }}                $gen = new generator1();                $host_info = $gen->produce_pass_for_hosts();                var_dump($host_info);?>

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