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Create an admin user
2011/03/13 |
| [1] | Create an admin user. |
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[root@dlp ~]# useradd fermi [root@dlp ~]# passwd fermi Changing password for user fermi. New UNIX password: # set password Retype new UNIX password: # Confirm passwd: all authentication tokens updated successfully. [root@dlp ~]# # logout |
| [2] | Try to switch to a user that was added above. |
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dlp login: fermi # input user name password: # password [fermi@dlp ~]$ su - # switch to root Password: # root password [root@dlp ~]# # just switched to root |
| [3] | Make a user (it's 'fermi' in this example) be only a user who can switch to root as an administration user. |
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[root@dlp ~]# vi /etc/group # line 11: add user name wheel:x:10:root ,fermi [root@dlp ~]# vi /etc/pam.d/su #%PAM-1.0 auth sufficient pam_rootok.so # Uncomment the following line to implicitly trust users in the "wheel" group. #auth sufficient pam_wheel.so trust use_uid # Uncomment the following line to require a user to be in the "wheel" group. # uncomment the following line auth required pam_wheel.so use_uid auth include system-auth account sufficient pam_succeed_if.so uid = 0 use_uid quiet account include system-auth password include system-auth session include system-auth session optional pam_xauth.so |
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Forwarding email for root to administration user
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| [4] | Configure that forwarding emails for root to administration user you set above. |
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[root@dlp ~]# vi /etc/aliases # Person who should get root's mail # last line: uncomment and change to a user root: fermi [root@dlp ~]# # Configuration change |