• Install “sudo”

1

yum install sudo

• Make sure the following content in the “/etc/sudoers” file below is enabled

1
2

## Allows people in group wheel to run all commands
%wheel  ALL=(ALL)       ALL

If it’s not enabled, you need to run “chmod u+w /etc/sudoers” before editing the file and “chmod u-w /etc/sudoers” after finishing the editing.

• Create a user account and add it into the “sudo” list

1
2

useradd -m auser
usermod -aG wheel auser

Done.

From: 1, 2, 3, 4, 5 and 6.