Ubuntu Setting Ownerships for File/Directory
Hi! This tutorial will guide you step-by-step on 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.
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Open Terminal Console Window
Ctrl+Alt+t
(Press “Enter” to Execute Commands)
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Who Can Set/Change the Ownership?.
Only the Administrators or a Super-User Can Change a File/Directory Ownership!
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How to Set/Change the Ownership?.
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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 Username & Group on Terminal
For Instance:
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"
Checking Ownership:
ls -l $HOME/hello
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To Set/Change Permissions Recursively Over a Directory and it’s Content (Subdirectories and Files):
sudo su -c "chown -R [myUser]:[myGroup] [myEntity]"
For Instance:
sudo su -c "touch $HOME/hello/world/happy"
Checking Ownership:
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…
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How to Set Permissions on Ubuntu File System
How to Quick Start with Command Line on Ubuntu