linux

普通用户拥有root权限

标签： root linux sudoer

sed -i '$a username ALL=(root) ALL NOPASSWD : ALL' /etc/sudoers
注意：在/etc/sudoers文本的最后中添加如上内容grc

例如：sed -i '$a hadoop ALL=(root) ALL NOPASSWD : ALL' /etc/sudoers
/etc/sudoers最后一行

hadoop ALL=(root) ALL NOPASSWD : ALL

#
Last login: Wed Sep 14 04:31:43 2016 from 192.168.2.10
Could not chdir to home directory /home/hadoop: Permission denied
-bash: /home/hadoop/.bash_profile: Permission denied

该用户没有访问权限

chown -R hadoop:hadoop /home/hadoop/