Shutdown and Startup VMs using PowerCLI

Shutdown

param (

[Parameter(Mandatory=$true)]

$serverslistfile

)

function writetolog([string] $txt) {

$Stamp = (Get-Date).toString("yyyy/MM/dd HH:mm:ss")

Add-content $logfile -value $Stamp':'$txt

}

$vCenter = 'vcentername'

$logfile = 'C:\Windows\Temp\DR_ShutdownVMs.log'

$serverslist = Get-Content $serverslistfile

Write-host "############################## ABC company DR activity - Shutdown VMs ##############################"

writetolog("############################## ABC company DR activity - Shutdown VMs ##############################")

Write-Host "vCenter server selected : "$vCenter

writetolog("vCenter server selected : " + $vCenter)

Write-Host "Servers list selected : "

writetolog("Servers list selected : ")

$serverslist | ForEach-Object { Write-Host $_ ; writetolog($_) }

$Confirm = Read-Host "Please type 'ok' to confirm selection is correct"

if($Confirm -eq 'ok') {

writetolog("Proceed: OK by $env:UserName")

try{

Connect-VIServer $vCenter

Write-Host "Successfully connected to $vCenter vCenter"

writetolog("Successfully connected to $vCenter vCenter")

} catch {

Write-Host "Cannot connect to $vCenter vCenter, Exiting Program"

writetolog("Cannot connect to $vCenter vCenter, Exiting Program")

exit -1

}

$serverslist | foreach-object {

if((Get-VM $_ | select -ExpandProperty PowerState) -eq "PoweredOn") {

try {

shutdown-vmguest $_ -Confirm:$false | Out-Null

Write-Host $_ "Shutdown-ed"

writetolog($_ + " Shutdown-ed")

} catch{

Write-host $_ "Error"

writetolog($_ + " Error Shutting down")

}

} else {

Write-host $_ "Already Powered Down"

writetolog($_ + " Already Powered Down")

}

}

Disconnect-VIServer $vCenter -Confirm:$false

Write-Host "Successfully disconnected from $vCenter vCenter"

writetolog("Successfully disconnected from $vCenter vCenter")

} else {

exit

}

Startup

param (

[Parameter(Mandatory=$true)]

$serverslistfile

)

function writetolog([string] $txt) {

$Stamp = (Get-Date).toString("yyyy/MM/dd HH:mm:ss")

Add-content $logfile -value $Stamp':'$txt

}

$vCenter = 'vcentername'

$logfile = 'C:\Windows\Temp\DR_PowerOnVMs.log'

$serverslist = Get-Content $serverslistfile

Write-host "############################## ABC company R activity - Power On VMs ##############################"

writetolog("############################## ABC company DR activity - Power On VMs ##############################")

Write-Host "vCenter server selected : "$vCenter

writetolog("vCenter server selected : " + $vCenter)

Write-Host "Servers list selected : "

writetolog("Servers list selected : ")

$serverslist | ForEach-Object { Write-Host $_ ; writetolog($_) }

$Confirm = Read-Host "Please type 'ok' to confirm selection is correct"

if($Confirm -eq 'ok') {

writetolog("Proceed: OK by $env:UserName")

try{

Connect-VIServer $vCenter

Write-Host "Successfully connected to $vCenter vCenter"

writetolog("Successfully connected to $vCenter vCenter")

} catch {

Write-Host "Cannot connect to $vCenter vCenter, Exiting Program"

writetolog("Cannot connect to $vCenter vCenter, Exiting Program")

exit -1

}

$serverslist | foreach-object {

if((Get-VM $_ | select -ExpandProperty PowerState) -eq "PoweredOff") {

try {

Start-VM $_ -Confirm:$false | out-null

Write-Host $_ "Powered On"

writetolog($_ + " Powered On")

} catch{

Write-host $_ "Error"

writetolog($_ + " Error Powering On")

}

} else {

Write-host $_ "Already Powered On"

writetolog($_ + " Already Powered On")

}

}

Disconnect-VIServer $vCenter -Confirm:$false

Write-Host "Successfully disconnected from $vCenter vCenter"

writetolog("Successfully disconnected from $vCenter vCenter")

} else {

exit

}