Difference between revisions of "Package:Sudo"
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Threesixes (talk | contribs) m (disabling root info) |
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{{Console|body=$##i## su -c 'shutdown -r now'}} | {{Console|body=$##i## su -c 'shutdown -r now'}} | ||
===== Disabling Root Access By Password ===== | |||
To better secure a system, one may desire to disable root logins by password. | |||
{{console|body= ###i## passwd --lock root}} | |||
to access root: | |||
{{Console|body= $##i## sudo su}} | |||
Root can also be accessed by logging in via ssh keys, or as a restricted user then sudo su as above. | |||
====Bash Completion==== | ====Bash Completion==== | ||
Revision as of 05:53, January 8, 2015
Sudo
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sudo allows privilege escalation for non root users to perform restricted actions while in a locked down user environment.
Emerge
root # emerge sudo
Configuration
Passwordless
The sudo configuration file is located @ /etc/sudoers.
user $su -c 'nano /etc/sudoers'
Remove the # in the line....
%wheel ALL=(ALL) NOPASSWD: ALL
Add your user to the wheel group to enable sudo:
user $ su -c 'gpasswd -a $USER wheel'
Either log out, and in again or restart:
user $ su -c 'shutdown -r now'
Disabling Root Access By Password
To better secure a system, one may desire to disable root logins by password.
root # passwd --lock root
to access root:
user $ sudo su
Root can also be accessed by logging in via ssh keys, or as a restricted user then sudo su as above.
Bash Completion
Users that want bash completion with sudo need to run this once.
user $ echo "complete -cf sudo" >> $HOME/.bashrc