Ubuntu Setting Ownerships for File/Directory
Hello Ubuntu User! This Tutorial Shows You Step-by-step How-to Setup or Change the Ownership over Files and Directories on Ubuntu GNU/Linux.
The Ownership Decide How is the Owner of Files and Directories on the Ubuntu Linux File System.
To Set the Ownership Over Files and Directories is the First Step in Setting Up Permissions and so Establish a Control and Security over the System.
To Follow the Tutorial You will Need to have a Little Practice to Work on the Ubuntu Linux Console Terminal Command Line.
Open Terminal Console Window
(Press “Enter” to Execute Commands)
Who Can Set/Change the Ownership?
Only the Administrators or a Super-User Can Change a File/Directory Ownership!
How to Set/Change the Ownership?
To Set/Change Ownership Over a Single File/Directory:
sudo su -c "chown [myUser]:[myGroup] [myEntity]"
Where [myUser] is your’s user Name & [myGroup] is your’s user Primary Group.
How-to Look Up User Name & Group on TerminalFind User Name & Group
mkdir -p $HOME/hello/world
Now to Give the ‘world’ Directory to the ‘root’ User do:
sudo su -c "chown root:root $HOME/hello/world"
ls -l $HOME/hello
To Set/Change Permissions Recursively Over a Directory and it’s Content (Subdirectories and Files):
sudo su -c "chown -R [myUser]:[myGroup] [myEntity]"
sudo su -c "touch $HOME/hello/world/happy"
ls -l $HOME/hello && ls -l $HOME/hello/world
Now to Get Back the ‘world’ Directory with the ‘happy’ File:)
sudo su -c "chown -R [myUser]:[myGroup] $HOME/hello/world"
Check again Ownership like Above…
How-to Set Permissions on Ubuntu File System:Ubuntu Permissions Quick-Start
How-to Quick-Start with Command Line on Ubuntu:
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