Write a bash command line for the following actions; 1.- Create a reguíar user n

Question

Write a bash command line for the following actions; 1.- Create a reguíar user named user01. 2.- As super-user create a directory called backup under the home directory of user01 and change the owner and group associated to the directory to user01. 3.- Set security on the backup directory so that user01 has all permissions and no one else has any permissions. 4- Write a script for creating a backup of all your data in the folder backup. In the creation of the copy of security exclude the copy of the folder backup. The name of the backup must be like backupUserData 10_26_17.zip The name of the script and location will be /home/user01/backup/backupUserData.sh 5.- Add the script above to the crontab scheduler of user01 in such a way that a new copy of security is created every Friday at 11:30 pm. Specify the text line to be added in the job scheduler

Explanation / Answer

Find the answer below I have added the command needed

1.

Ans : sudo adduser user01

2.-

Ans :
cd /

cd home/

cd user01/

mkdir backup

3.-  

Ans :

chown -R user01:user01 backup/

sudo chmod -R u+rX backup

4.

Ans :

a. create script

sudo touch backupUserData.sh

b. make script executable

sudo chmod +x backupUserData.sh

c. edit script

vi   backupUserData.sh

d. add line

zip -r "backupUserData_$(date +"%m_%d_%y").zip" * -x backupUserData*.zip

e. save the file

5.

Ans:

30 23 * * 5 /home/user01/backup/backupUserData.sh

======================================

below is the complete trace from my pc which will help you.

=====================================

1.

android@builduntuvm:~$ sudo adduser user01

[sudo] password for android:

Adding user `user01' ...

Adding new group `user01' (1001) ...

Adding new user `user01' (1001) with group `user01' ...

Creating home directory `/home/user01' ...

Copying files from `/etc/skel' ...

Enter new UNIX password:

Retype new UNIX password:

passwd: password updated successfully

Changing the user information for user01

Enter the new value, or press ENTER for the default

Full Name []: a

Room Number []: a

Work Phone []: a

Home Phone []: a

Other []: a

Is the information correct? [Y/n] y

----------------------------------------------------

2.

android@builduntuvm:/$ cd /

android@builduntuvm:/$ cd home/

android@builduntuvm:/home$ ls

android user01

android@builduntuvm:/home$ cd user01/

android@builduntuvm:/home/user01$ pwd

/home/user01

android@builduntuvm:/home/user01$ sudo mkdir backup

android@builduntuvm:/home/user01$ ls

backup

android@builduntuvm:/home/user01$

---------------------------------------------

3.

android@builduntuvm:/home/user01$ ls -l

total 4

drwxr-xr-x 2 root root 4096 Apr 4 11:06 backup

android@builduntuvm:/home/user01$ sudo chown -R user01:user01 backup/

android@builduntuvm:/home/user01$ ls -l

total 4

drwxr-xr-x 2 user01 user01 4096 Apr 4 11:06 backup

android@builduntuvm:/home/user01$

android@builduntuvm:/home/user01$ sudo chmod -R u+rX backup

--------------------------------------------------

4.

android@builduntuvm:/home/user01$ sudo touch backupUserData.sh

/// add line in the file

zip -r "backupUserData_$(date +"%m_%d_%y").zip" * -x backupUserData*.zip

android@builduntuvm:/home/user01$ sudo chmod +x backupUserData.sh

---------------------

5.add cron tab

sudo crontab -e

30 23 * * 5 /home/user01/backup/backupUserData.sh

Related Questions

Navigate

• Browse (All)
• Browse W
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.