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{{Admon/important|Backup Your Configuration Files|Before making any changes to your system configuration, backup the original configuration files into the <code>/backups</code> directory. The contents of that directory will be considered during marking.}}
==Basic Chores (Section Total: 20 Marks)Create a new virtual machine == # It doesn'''Complete t matter whether you use the following tasks on your system (4 points Live CD or Installation DVD for each completed task)this.'''{{Admon/tip|Adding a Virtual Disk|To complete the first task you may need to create an additional virtual disk image # The hostname for the <code>fedora2</code> virtual machine.}} #Setup must be your system so that the command <code>mount /a1</code> -- executed by any learn user -- will attach the logical volume <code>lv_a1</code> from the volume group called <code>ops235</code> (minimum 100 MB) to the mountpoint <code>/a1</code> (The volume should NOT be automatically mounted at boot time) #Setup your system login banner to say '''Free software: Free as in FreedomID.''' (the user should see this on text-based virtual consoles before login to the system)#Setup your system login message to say '''Open Source is Changing The Computing World''' (to regular user you create during installation must also be displayed on all text-based virtual consoles after a successful login prompt)#Setup your system so that every user has a command alias called <code>deltemp</code> which will delete the contents of a directory called <code>~/tmp</code> ('''NOT''' the main <code>/tmp</code> directory!)#Setup the bash environment for the learn user '''root''' (and only '''root''') so that the prompt includes the current date. <!-- ==Finding your way== '''Research on your Fedora system to come up with sets of commands to accomplish the following tasks :(5 points for each completed task)''' #Display a list of all the files under the <code>/boot</code> directory and its sub-directories that have been created or modified within the last 4 hoursID.#Display a list of all the files under the <code>/etc</code> directory and all its sub-directories Make sure that have been created or modified today (since mid-night).#Display a list of all the files under the <code>/var</code> directory and all its sub-directories that were last accessed more than 4 days ago Put each set of commands in a separate file. Name the file for task (1) as ass1-1, task (2) as ass1-2, etc. It must be possible to run these script files simply by typing their name (set the permissions appropriately). --> ==To sudo or not to sudo (Section Total: 12 Marks)== Sudo LVM is a tool which enables specific users to run specific commands as another user (such as "root"). '''Study the man page used for the <code>sudo</code> command and:''' #Update sudo's configuration file (using the proper program) to allow only your Learn account to run <code>sudo</code> for the following commands as <code>root</code>: (8 points)#*<code>mount</code>#*<code>fdisk</code>#*<code>passwd</code>#*<code>lsusb</code>#Create a new user called <code>helper</code> and allow only this user to run <code>sudo</code> for the following commands as ''your'' learn account: (4 points)#*<code>vi</code>#*<code>tail</code> {{Admon/note|Bonus Option|Explain the hidden danger of including system, "vi" in the sudo command list (above). Submit this at the time of in-class marking as a well-written, typed, one-page paper with your name and LearnID at the top of the page.}} ==Package Management(Section Total: 8 Marks)== '''Research the <code>rpm</code> and <code>yum</code> commands to:''' #Verify the integrity of a package using <code>rpm</code> to see if any of its files have been altered since installation. (you will be asked to demonstrate this when your assignment is marked)(4 points)#Add the [http://rpmfusion.org/ rpmfusion.org] repository to the yum configuration. (you will be asked to demonstrate installing a package from the rpmfusion repository when your assignment is marked) (4 points) ==Alternate Software Installation(Section Total: 13 Marks)== '''Review the <code>yum group*</code> commands and use them to: (5 points) #Find and install the XFCE dektop environment discussed in the following article: [http://www.osnews.com/story.php/5478/XFce-4--A-Refreshingly-Solid-Desktop XFCE Review]#*You will be asked to demonstrate how to switch to this desktop environment and back again without restarting the X server. '''Review the procedures for compiling and installing software from source code and use them to: (8 points)'''#Find and install the E3 text editor from source code. The project page for it can be found here: [http://freshmeat.net/projects/e3 E3 Project]#*You will be asked to demonstrate how to create a file using this editor. ==SysAdmin Portion(Section Total: 8 Marks)== '''Create a bash script called <code>/bin/snapshot</code> to record the following information: (6 points)'''*A list of all recent bad login attempts.*A list of Logical Volumes, Physical Volumes, and Volume Groups.*A report of Use all mounted filesystems, the amount of space used and the amount " should take care of space availablethat.*The information should be appended to the file <code>/var/log/snapshot.txt</code> '''Research the <code>at</code> command and and schedule your script to execute at 2:00am on Christmas day (Dec 25). (2 points)''' ==Exploring Your Options(Section Total: 4 Marks)==
== Alternate Software Installation ==
Review the <code>yum group*</code> commands and use them to:
* OPS235A: Due March 23 -- Marked in Class. Be prepared![[OPS235_Assignment_1/W12]]
[[Category:OPS235]]
