22
2021
05

OPENWRT根据连接设备MAC实现WIFI打卡、签到(基于PHP)

<?php
					print("<table border=\"1\">");
                    $RSLT=shell_exec('cat /proc/net/arp');
                    //判断队列
                    $STU_UN="";
                    $STU_INFOR="<tr><th><strong>已签到学生</strong></th> <th><strong>学号</strong></th> </tr> <br>";
                    
                    if (strpos($RSLT, "6c:88:14:fc:dd:20") !== false)
                        {$STU_INFOR=$STU_INFOR."<tr><td>测试学生1</th> <td>100</th> </tr> <br>";}
                    else
                        {$STU_UN=$STU_UN."<tr><td>测试学生1</th> <td>100</th> </tr> <br>";}
                        
                    if (strpos($RSLT, "b0:eb:57:05:15:d7") !== false)
                        {$STU_INFOR=$STU_INFOR."<tr><td>测试学生2</th> <td>101</th> </tr> <br>";}
                    else
                        {$STU_UN=$STU_UN."<tr><td>测试学生2</th> <td>101</th> </tr> <br>";}            
                        
                    if (strpos($RSLT, "6C:88:14:FC:DD:22") !== false)
                        {$STU_INFOR=$STU_INFOR."<tr><td>测试学生3</th> <td>102</th> </tr> <br>";}
                    else
                        {$STU_UN=$STU_UN."<tr><td>测试学生3</th> <td>102</th> </tr> <br>";}
                    
                    print($STU_INFOR);
                    
                    print("<br><tr><th><strong>未签到学生</strong></th> <th><strong>学号</strong></th> </tr> <br>");
                    print($STU_UN."</table>");
                    ?>


OPENWRT编译过程:

sudo apt-get install gcc g++ binutils patch bzip2 flex bison make autoconf gettext texinfo unzip sharutils subversion libncurses5-dev ncurses-term zlib1g-dev

接下来运行

mkdir openwrt 创建一个openwrt文件夹cd openwrt    进入openwrt文件夹svn co svn://svn.openwrt.org/openwrt/branches/backfire下载官网的源码(稳定版本)
或者
svn co svn://svn.openwrt.org/openwrt/trunk下载官网的源码(测试版本)
PS:(稳定版本,测试版本任选一个)
./scripts/feeds update -a     更新软件包./scripts/feeds install -a    安装软件包
PS: 下载更新过程根据网速决定

接下来选择芯片信息,之后开始编译

make V=99


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