Linux 指令筆記

新增 user

[root@localhost ~]# adduser jenny

改某個帳號的密碼

[root@localhost ~]# passwd jenny
Changing password for user jenny.
New password:
Retype new password:
passwd: all authentication tokens updated successfully.

改自己的密碼

[jenny@localhost ~]$ passwd

把某個人新增至某個群組
方法1：

[root@localhost ~]# usermod -a -G apache jenny

方法2：

[root@localhost ~]# vim /etc/group

搜尋 apache
然後在最後面加上 jenny

apache:x:48:jenny

新增至 sudo

[root@localhost ~]# vim /etc/sudoers

搜尋 ALL 找到 root    ALL=(ALL)       ALL
複製他然後把 root 改成 jenny

root    ALL=(ALL)       ALL
jenny  ALL=(ALL)       ALL

要看某個帳號的群組

[root@localhost ~]# groups jenny
jenny : jenny nginx

看自己所屬的群組

[jenny@localhost ~]$ groups
jenny nginx

設定 samba 使用者，新增並設定密碼

[root@localhost ssh]# smbpasswd -a jenny
New SMB password:
Retype new SMB password:
Added user jenny.

修改 .bashrc 之後 reload 方式

[jenny@localhost ~]# source ~/.bashrc

複製檔案

[jenny@localhost ~]# cp origin_file target_file

複製資料夾

[jenny@localhost ~]# cp -r origin_dir target_dir

備份資料庫

[jenny@localhost ~]# 還沒用過

還原資料庫

[jenny@localhost ~]# mysql -h database_host -u username -p < back_file

壓縮

[jenny@localhost ~]# zip -r hualien.zip www

解壓縮

[jenny@localhost ~]# 還沒用過

下載 Server 上的檔案

[jenny@localhost ~]# scp jenny@27.0.0.1:/home/jenny/test.zip /home/jenny/

查看掛載的 nas

[jenny@localhost ~]# df -h