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|<blockquote>'''Script #1 :Start/Stop VMs (text-based):'''<br>[ [https://scs.senecac.on.ca/~murray.saul/vm-start-text.bash vm-start-text.bash] ] [ [https://scs.senecac.on.ca/~murray.saul/vm-stop-text.bash vm-stop-text.bash] ]<br><br>'''Scripting Skills:'''<blockquote><ul><li>'''if''' statement</li><li>'''for''' loop</li><li>'''Command Substitution'''</li><li>Advanced '''awk'''</li><li>'''positional parameters'''</li><li>The '''"Here" Document''' (redirection within command)</li><li>'''Scripting Samples (View and adapt)'''- don't "re-invent the wheel completely")</li><li>'''virsh''' command</li></ul></blockquote><br><br>'''Practical Consideration for scripting in lab2:<br><blockquote>''' Students use '''wget''' to download existing shell script and run it to see what happens. Students are '''encouraged to view contents of more advanced shell script(s)''', to see where the commands are being used (from previous shell script), but are '''not required to understand more complex elements''' of these shell scripts.<br><br></blockquote>
|[[Image:lab2_text_1.png|thumb|left|275px|When executed as '''root''' or using '''sudo''' command, provides VM status and opportunity to '''start''' VMs in a text-based interface]]
|[[Image:lab2_text_2.png|thumb|left|175px|When executed as '''root''' or using '''sudo''' command, provides VM status and opportunity to stop '''running''' VMs in a text-based interface]]
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|<blockquote>'''Script #2 :Start/Stop VMs (graphically):'''<br>[ [https://scs.senecac.on.ca/~murray.saul/vm-start.bash vm-start.bash] ] [ [https://scs.senecac.on.ca/~murray.saul/vm-stop.bash vm-stop.bash] ]<br><br>'''Scripting Skills:'''<blockquote><ul><li>'''if''' statement</li><li>'''for''' loop</li><li>'''Command Substitution'''</li><li>Advanced '''awk'''</li><li>'''positional parameters'''</li><li>'''sed'''</li><li>'''IO Stream vs Graphical Interaction''' (eg. zenity)</li><li>'''Scripting Samples (View and adapt)'''- don't "re-invent the wheel completely")</li><li>'''virsh''' command</li></ul></blockquote><br><br>'''Practical Consideration for scripting in lab2:<br><blockquote>''' Students use '''wget''' to download existing shell script and run it to see what happens. Students are '''encouraged to view contents of more advanced shell script(s)''', to see where the commands are being used (from previous shell script), but are '''not required to understand more complex elements''' of these shell scripts.<br><br></blockquote>
|[[Image:lab2-script-1.png|thumb|left|175px|When executed as '''root''' or using '''sudo''' command, provides VM status and opportunity to '''start''' VMs]]
|[[Image:lab2-script-2.png|thumb|left|175px|When executed as '''root''' or using '''sudo''' command, provides VM status and opportunity to stop '''running''' VMs]]