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                vsftpd(very secure FTP daemon)是一個完全免費,開源的FTP服務器軟件。 ## vsftpd 查詢vsftpd ``` yum info vsftpd ``` 安裝和配置vsftpd服務 ``` yum install vsftpd -y systemctl start vsftpd systemctl enable vsftpd systemctl status vsftpd ``` 查詢socket statistics狀態 ``` ss -antp | grep vsftpd ``` 設置防火墻例外 ``` firewall-cmd --permanent --add-service=ftp firewall-cmd --reload firewall-cmd --list-services ``` 創建本地用戶,ftp目錄,設置權限 ``` useradd user01 passwd user01 mkdir -p /home/user01/ftp mkdir -p /home/user01/ftp/upload chmod 550 /home/user01/ftp chmod 750 /home/user01/ftp/upload chown -R user01:user01 /home/user01/ftp ``` 修改配置文件vi /etc/vsftpd/vsftpd.conf ``` # 禁止匿名訪問 anonymous_enable=NO # 將用戶限制在主目錄 chroot_local_user=YES # ftp用戶根目錄為家目錄下的ftp user_sub_token=$USER local_root=/home/$USER/ftp # ftp用戶允許列表/etc/vsftpd/user_list userlist_enable=YES userlist_deny=NO ``` 清空配置文件/etc/vsftpd/user_list里用戶,然后添加用戶user01 ``` cat /etc/vsftpd/user_list | grep -v "^#" user01 ``` 重啟vsftpd服務 ``` systemctl restart vsftpd ``` 禁止ssh登錄 ``` # Modify user's login to /sbin/nologin in /etc/passwd grep user01 /etc/passwd user01:x:1000:1000::/home/user01:/sbin/nologin # Add /sbin/nologin into /etc/shells cat /etc/shells /bin/sh /bin/bash /usr/bin/sh /usr/bin/bash /sbin/nologin ``` Pasv Mode (可選) ``` pasv_enable=YES pasv_min_port=30000 pasv_max_port=31000 ``` TLS / SSL / FTPS(可選) 生成證書 ``` openssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout /etc/vsftpd/vsftpd.pem -out /etc/vsftpd/vsftpd.pem ``` 修改配置文件vi /etc/vsftpd/vsftpd.conf(添加下面內容) ``` rsa_cert_file=/etc/vsftpd/vsftpd.pem rsa_private_key_file=/etc/vsftpd/vsftpd.pem ssl_enable=YES allow_anon_ssl=NO force_local_data_ssl=YES force_local_logins_ssl=YES ssl_tlsv1=YES ssl_sslv2=NO ssl_sslv3=NO ``` ## tftp 查詢tftp ``` yum info tftp yum info tftp-server yum info xinetd ``` 安裝和配置tftp服務 ``` yum install tftp tftp-server xinetd -y systemctl start tftp xinetd systemctl enable tftp xinetd systemctl status tftp systemctl status xinetd ``` 修改配置文件vi /etc/xinetd.d/tftp ``` server_args = -c -s /var/lib/tftpboot disable = no ``` 修改tftp目錄(默認)權限 ``` chmod 777 /var/lib/tftpboot ``` 設置防火墻例外 ``` firewall-cmd --permanent --add-service=tftp firewall-cmd --reload firewall-cmd --list-services ``` 設置SELINUX ``` setsebool -P tftp_anon_write on setsebool -P tftp_home_dir on getsebool -a | grep tftp ```
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