shell scripting

Create a shell script called ([login to view URL]). The script must call the second script ([login to view URL]). The first script [login to view URL] must have two subroutines. The First Subroutine will display on the screen a message describing briefly the requited tasks. *************************************** USAGE: This script will run infinitely and check the system time till it reaches … [Student should continue] ************************************** The Second Subroutine must perform the following: 1- Running infinitely. 2- The scripts must check the system time. Once the time reaches 12:00 AM, the current script will be calling the second script to perform some backups and system checks. Second Shell Script: Create a second scripts called ([login to view URL]). The second script [login to view URL] must have three subroutines. First Subroutine will perform the following tasks: 1- Gets the disk usage of your home directory. Save/redirect the results in a file called [login to view URL] 2- Sorts the output of the disk usage in reverse order. Save results in a file called [login to view URL] 3- Write/Save the Kernel output to file called Message_Log.txt. 4- Create another file called [login to view URL] that contains any information on the CPU of the system. 5- Create another file called [login to view URL] that shows the word count of the Kernel output/messages. 6- Add the four files ([login to view URL], [login to view URL], [login to view URL], [login to view URL]) to a compressed tar file called Phase1.tar.gz. Copy the compressed file to a directory. The directory name is the time of the backup. (Example of the Directory name 05553, where 05 hour, 55 minutes, and 03 seconds – Check below snapshot). Second Subroutine must check all the files in your current home directory for the following: 1- Files with write permission, make copy of the file, and then redirect that file to a directory. 2- The directory name must be the Date and Time of the backup. (Example of the Directory name 19082905553. 19 year, 08 month, 29 day, 05 hour, 55 minutes, and 03 seconds). 3- The script should also change the permission of files with write permission to read permission. Third Subroutine must perform the following: 1- Display the number of files with write permission. 2- Display a message indicating the end of the execution.