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                【命令】 查看當前系統類型: ``` cat /etc/issue ``` 顯示當前位置: `pwd` 顯示當前位置內容: `ls` 清空畫面: `clear` 返回上一層目錄: `cd ..` 表示當層目錄: ``` ./=/ ``` 刪除文件夾: ``` rm -rf filename ``` 參考:[https://blog.csdn.net/chushoufengli/article/details/79840935](https://blog.csdn.net/chushoufengli/article/details/79840935) 安裝zip: ``` sudo apt install zip ``` 將當前目錄下的所有文件和文件夾全部壓縮成myfile.zip: zip -r myfile.zip ./* 壓縮當前目錄下某個指定文件夾 zip -r myfile.zip filename/ 解壓: ``` unzip filename.zip ``` ~~~ unzip?filename.zip?-d?folder ~~~ https://www.itbiancheng.com/article/5334.html 開放全部權限: ``` sudo chmod -R 777 文件名 ``` 參考:[https://blog.csdn.net/zhengxiangwen/article/details/50625986](https://blog.csdn.net/zhengxiangwen/article/details/50625986) ``` Linux重命名文件名字 mv oldname? newname 要是重定義路徑 mv oldname? /\*/\*/newname ``` 參考:[https://blog.csdn.net/weixin\_39992397/article/details/84531816](https://blog.csdn.net/weixin_39992397/article/details/84531816) ``` 創建一個空目錄 mkdir test1 ``` ``` systemctl reload nginx #關閉舊進程,并使用新配置重新啟動新進程 systemctl restart nginx #強制關閉整個服務和子流程,然后重新啟動整個程序包 ``` ~~~ //查看系統中文件的使用情況 df -h //查看當前目錄下各個文件及目錄占用空間大小 du -sh * ~~~ 防火墻的設置 ``` firewall-cmd --list-ports #查看已開放的端口 systemctl start firewalld #開啟防火墻 systemctl stop firewalld #關閉防火墻 firewall-cmd --reload #重啟防火墻1 systemctl restart firewalld #重啟防火墻2 firewall-cmd --permanent --zone=public --add-port=80/tcp #開啟80端口 firewall-cmd --permanent --zone=public --remove-port=80/tcp #關閉80端口 firewall-cmd --zone=public --query-port=80/tcp #查看端口是否打開 ``` ``` 重啟動fpm:systemctl restart php-fpm 重啟nginx:systemctl restart nginx ``` CentOS7查看開放端口命令及開放端口號 https://www.cnblogs.com/liyhbk/p/13588102.html
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