Centos7快速安装vsftp

博主：想长胖的阿鹏
发布时间：2021 年 11 月 02 日
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分类： Linux

```
#!/bin/bash

#function for display color.
function echo_color() {
  case $1 in
    green)
      echo -ne "\033[32;40m$2\033[0m"
      ;;
    red)
      echo -ne "\033[31;40m$2\033[0m"
      ;;
    redflicker)
      echo -ne "\033[1;5;41;33m$2\033[0m"
      ;;
    highlightbold)
      echo -ne "\033[1;41;33m$2\033[0m"
      ;;
    *)
      echo "Example: echo_color red string"
      ;;
  esac
}

#install vsftp
function install(){
    echo -n "" > ./vsftpError.log
    echo -n "installing vsftp.... "
    (yum -y install vsftpd) 1> /dev/null 2>> ./vsftpError.log
    (useradd -d /ftpdata -s /sbin/nologin superftp) 1> /dev/null 2>> ./vsftpError.log
    (chmod -R 755 /ftpdata) 1> /dev/null 2>> ./vsftpError.log
    (touch /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
    (db_load -T -t hash -f /etc/vsftpd/vuser.list /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
    (chmod 600 /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
    (touch /etc/pam.d/vsftpd.vu) 1> /dev/null 2>> ./vsftpError.log
    (echo "auth required pam_userdb.so db=/etc/vsftpd/vuser" > /etc/pam.d/vsftpd.vu) 1> /dev/null 2>> ./vsftpError.log
    (echo "account required pam_userdb.so db=/etc/vsftpd/vuser" >> /etc/pam.d/vsftpd.vu) 1> /dev/null 2>> ./vsftpError.log
    (mkdir -p /etc/vsftpd/vuser_dir) 1> /dev/null 2>> ./vsftpError.log
    (cp -af /etc/vsftpd/vsftpd.conf /etc/vsftpd/vsftpd.conf.bak) 1> /dev/null 2>> ./vsftpError.log
    (echo "anonymous_enable=NO" > /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "local_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "guest_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "guest_username=superftp" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    if [ "${OSMainVersion}" = "6" ]
    then
        (echo "chroot_local_user=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    elif [ "${OSMainVersion}" = "7" ]
    then
        (echo "allow_writeable_chroot=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    fi
    (echo "write_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "local_umask=022" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "dirmessage_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "xferlog_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "connect_from_port_20=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "xferlog_std_format=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "listen=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "pam_service_name=vsftpd.vu" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "userlist_enable=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "tcp_wrappers=YES" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "user_config_dir=/etc/vsftpd/vuser_dir" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "anon_umask=022" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "pasv_max_port=21010" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    (echo "pasv_min_port=21001" >> /etc/vsftpd/vsftpd.conf) 1> /dev/null 2>> ./vsftpError.log
    if [ "${OSMainVersion}" = "6" ]
    then
        (chkconfig vsftpd on) 1> /dev/null 2>> /dev/null
        (service vsftpd start) 1> /dev/null 2>> ./vsftpError.log
    elif [ "${OSMainVersion}" = "7" ]
    then
        (systemctl enable vsftpd.service) 1> /dev/null 2>> /dev/null
        (systemctl start vsftpd.service) 1> /dev/null 2>> ./vsftpError.log
    fi
    if [ ! "$(cat ./vsftpError.log)" ]
    then
        echo -n "["
        echo_color green "OK"
        echo "]"
    else
        echo -n "["
        echo_color red "ERROR"
        echo "]"
        echo_color red "vsftp faild to install, you can check the log file ./vsftpError.log \n"
    fi
    
}

#uninstall vsftp
function uninstall(){
    echo -n "" > ./vsftpError.log
    echo -n "uninstalling vsftp packge.... "
    (mkdir -p /ftp_uninstall_backup) 1> /dev/null 2>> ./vsftpError.log
    (cp -af /ftpdata /ftp_uninstall_backup/ftpdata_$(date +%s)) 1> /dev/null 2>> ./vsftpError.log
    (yum -y install vsftpd) 1> /dev/null 2>> ./vsftpError.log
    (userdel -rf superftp) 1> /dev/null 2>> ./vsftpError.log
    if [ ! "$(cat ./vsftpError.log)" ]
    then
        echo -n "["
        echo_color green "OK"
        echo "]"
        echo_color green "ftp files has been backuped to /ftp_uninstall_backup ! \n"
    else
        echo -n "["
        echo_color red "ERROR"
        echo "]"
        echo_color red "vsftp faild to uninstall, you can check the log file ./vsftpError.log \n"
    fi
}

#adduser
function addftpuser(){
    read -p "set FTP username: " ftpUserName
    if [ -f "/etc/vsftpd/vuser.list" ]
    then
        ftpUserExsit=$(awk '{if(NR%2==1){print}}' /etc/vsftpd/vuser.list | sed -n "/\<${ftpUserName}\>/p")
        if [ ! "${ftpUserExsit}" ]
        then
            read -p "set FTP user ${ftpUserName}'s password: " ftpUserPWD
            echo -n "" > ./vsftpError.log
            echo -n "adding user.... "
            (echo "${ftpUserName}" >> /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (echo "${ftpUserPWD}" >> /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (rm -rf /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (db_load -T -t hash -f /etc/vsftpd/vuser.list /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (chmod 600 /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (touch /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "guest_enable=YES" > /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "guest_username=superftp" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "local_root=/ftpdata/${ftpUserName}" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "write_enable=yes" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "pam_service_name=vsftpd.vu" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "anon_umask=022" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "anon_world_readable_only=YES" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "anon_upload_enable=YES" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "anon_mkdir_write_enable=YES" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (echo "anon_other_write_enable=YES" >> /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (mkdir -p /ftpdata/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            (chown superftp:superftp /ftpdata/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            if [ "${OSMainVersion}" = "6" ]
            then
                (service vsftpd restart) 1> /dev/null 2>> ./vsftpError.log
            elif [ "${OSMainVersion}" = "7" ]
            then
                (systemctl restart vsftpd.service) 1> /dev/null 2>> ./vsftpError.log
            fi
            if [ ! "$(cat ./vsftpError.log)" ]
            then
                echo -n "["
                echo_color green "OK"
                echo "]"
            else
                echo -n "["
                echo_color red "ERROR"
                echo "]"
                echo_color red "vsftp faild to add user, you can check the log file ./vsftpError.log \n"
            fi
        else
            echo_color red "user ${ftpUserName} is already exsit!\n"
        fi
    else
        echo_color red "user config file not exsit, please check!\n"
    fi
}

#delete user
function deleteftpuser(){
    read -p "input FTP username: " ftpUserName
    if [ -f "/etc/vsftpd/vuser.list" ]
    then
        ftpUserExsit=$(awk '{if(NR%2==1){print}}' /etc/vsftpd/vuser.list | sed -n "/\<${ftpUserName}\>/p")
        if [ "${ftpUserExsit}" ]
        then
            echo -n "" > ./vsftpError.log
            echo -n "deleting user.... "
            (sed -i "/\<${ftpUserName}\>/{n;d;}" /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (sed -i "/\<${ftpUserName}\>/d" /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (rm -rf /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (db_load -T -t hash -f /etc/vsftpd/vuser.list /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (chmod 600 /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (mkdir -p /ftpdata/user_delete_backup) 1> /dev/null 2>> ./vsftpError.log
            (mv -f /ftpdata/${ftpUserName} /ftpdata/user_delete_backup/${ftpUserName}_$(date +%s)) 1> /dev/null 2>> ./vsftpError.log
            (rm -rf /etc/vsftpd/vuser_dir/${ftpUserName}) 1> /dev/null 2>> ./vsftpError.log
            if [ "${OSMainVersion}" = "6" ]
            then
                (service vsftpd restart) 1> /dev/null 2>> ./vsftpError.log
            elif [ "${OSMainVersion}" = "7" ]
            then
                (systemctl restart vsftpd.service) 1> /dev/null 2>> ./vsftpError.log
            fi
            if [ ! "$(cat ./vsftpError.log)" ]
            then
                echo -n "["
                echo_color green "OK"
                echo "]"
                echo_color green "ftp files has been backuped to /ftpdata/user_delete_backup ! \n"
            else
                echo -n "["
                echo_color red "ERROR"
                echo "]"
                echo_color red "vsftp faild to delete user, you can check the log file ./vsftpError.log \n"
            fi
        else
            echo_color red "user ${ftpUserName} is not exsit!\n"
        fi
    else
        echo_color red "user config file not exsit, please check!\n"
    fi
}

#change password
function changepassword(){
    read -p "input FTP username: " ftpUserName
    if [ -f "/etc/vsftpd/vuser.list" ]
    then
        ftpUserExsit=$(awk '{if(NR%2==1){print}}' /etc/vsftpd/vuser.list | sed -n "/\<${ftpUserName}\>/p")
        if [ "${ftpUserExsit}" ]
        then
            read -p "set FTP user ${ftpUserName}'s password: " ftpUserPWD
            echo -n "" > ./vsftpError.log
            echo -n "changing password.... "
            (sed -i "/\<${ftpUserName}\>/{n;d;}" /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (sed -i "/\<${ftpUserName}\>/a${ftpUserPWD}" /etc/vsftpd/vuser.list) 1> /dev/null 2>> ./vsftpError.log
            (rm -rf /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (db_load -T -t hash -f /etc/vsftpd/vuser.list /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            (chmod 600 /etc/vsftpd/vuser.db) 1> /dev/null 2>> ./vsftpError.log
            if [ "${OSMainVersion}" = "6" ]
            then
                (service vsftpd restart) 1> /dev/null 2>> ./vsftpError.log
            elif [ "${OSMainVersion}" = "7" ]
            then
                (systemctl restart vsftpd.service) 1> /dev/null 2>> ./vsftpError.log
            fi
            if [ ! "$(cat ./vsftpError.log)" ]
            then
                echo -n "["
                echo_color green "OK"
                echo "]"
            else
                echo -n "["
                echo_color red "ERROR"
                echo "]"
                echo_color red "vsftp faild to change password, you can check the log file ./vsftpError.log \n"
            fi
        else
            echo_color red "user ${ftpUserName} is not exsit!\n"
        fi
    else
        echo_color red "user config file not exsit, please check!\n"
    fi
}

#main function
function main(){
    inSelect=1
    while [ "${inSelect}" = "1" ]
    do
        echo "========================================="
        echo "================ vsftp =================="
        echo "========================================="
        echo "= 1. install vsftp                      ="    
        echo "= 2. uninstall vsftp                    ="
        echo "= 3. add user                           ="
        echo "= 4. delete user                        ="
        echo "= 5. change password                    ="
        echo "= 0. exit                               ="
        echo "========================================="
        read -n1 -p "please select：" select
        echo ""
        case ${select} in
        1)
            install
        ;;
        2)
            uninstall
            inSelect=0
        ;;
        3)
            addftpuser
        ;;
        4)
            deleteftpuser
        ;;
        5)
            changepassword
        ;;
        0)
            exit 0
        ;;
        *)
            echo "not find this item!"
        ;;
        esac
    done
    exit 0
}

#global parameter，get OS main version
OSMainVersion=$(cat /etc/redhat-release|sed -r 's/.* ([0-9]+)\..*/\1/')
if [ "${1}" ]
then
    for parameter in ${*}
    do
        case ${parameter} in
        1)
            install
        ;;
        2)
            uninstall
        ;;
        3)
            addftpuser
        ;;
        4)
            deleteftpuser
        ;;
        5)
            changepassword
        ;;
        0)
            exit 0
        ;;
        *)
            echo_color red "parameter ${parameter} invalid ! \n"
        ;;
        esac
    done
else
    main
fi
```

最后修改：2021 年 11 月 02 日 05 : 28 PM

要多恰饭才能长胖