Spin up an AWS test instance with powershell

newinstance.ps1

#setup variables
$ami = "ami-e95c31d3" #public Windows server 2012 R2
$subnet = "subnet-e1a4f488" #VPC Subnet for instance
$group = "sg-e5f3e889" #whatever security group
$folder = 'C:\Users\me\OneDrive'
$allVolumesAvailable = $False
$readyCount = 0
$maxRetries = 20
$sleepBetweenChecks = 10
$Retries = 0

#Create instance
try {
    $instance = New-EC2Instance -ImageId $ami -KeyName MyKey -InstanceType t2.small -SubnetId $subnet
} catch {
    throw "Need to have instance created before continuing"
}

write-host "New Instance: $($instance.Instances.InstanceId)"
write-host "New Instance: $($instance.Instances.PrivateIpAddress)"

#Wait for Instance to be running
while ((Get-EC2InstanceStatus -InstanceIds $instance.Instances.InstanceId).InstanceState.Name.Value -ne "running") {
    write-host "Waiting for instance to be running"
    sleep $sleepBetweenChecks
}

#Create Volums
$newVolumes = @()
$vol1 = New-EC2Volume -VolumeType standard -Size 1 -AvailabilityZone ap-southeast-2a
$newVolumes += $vol1
$vol2 = New-EC2Volume -VolumeType standard -Size 1 -AvailabilityZone ap-southeast-2a
$newVolumes += $vol2
$vol3 = New-EC2Volume -VolumeType standard -Size 1 -AvailabilityZone ap-southeast-2a
$newVolumes += $vol3

#Wait for Volumes to be available before attaching    
#If they have only just been created we will have to wait for them to be completed ('available').
$totalVolumes = $newVolumes.Count
while(($readyCount -lt $totalVolumes) -and ($Retries -lt $maxRetries)){
    Write-Host "Determining if new volumes are ready to be attached"
    foreach($newVolume in $newVolumes){
        Write-Host "Volume $($newVolume.VolumeId) $($newVolume.Size)GB state: $($newVolume.State.Value)"
        if($newVolume.State.Value -eq 'available'){
            $readyCount++
        } else {
            $NewVolumes = Get-EC2Volume -VolumeIds $NewVolumes.VolumeId
            $readyCount = 0
            Write-Host "$(Get-Date) Volumes are not yet available. Sleeping for $sleepBetweenChecks second(s). Check $Retries of $maxRetries"
        }
    }   
    Start-Sleep $sleepBetweenChecks
    $Retries++
}
if($Retries -eq $maxRetries){
    Throw "Volumes are in an unexpected state. Cannot continue!"
}
Write-Host "All volumes are now available."

#Create Tags
$newtags = @()
$t = New-Object Amazon.EC2.Model.Tag
$t.Key = 'Owner'
$t.Value = 'Lantrix'
$newtags += $t
$t = New-Object Amazon.EC2.Model.Tag
$t.Key = 'Name'
$t.Value = 'DiskTest'
$newtags += $t

#Tag all resources
New-EC2Tag -Resources @( $instance.Instances.InstanceId, $vol1.VolumeId, $vol2.VolumeId, $vol3.VolumeId ) -Tags $newtags

#Attach Volumes to instance
Add-EC2Volume -InstanceId $instance.Instances.InstanceId -VolumeId $vol1.VolumeId -Device 'xvdd'
Add-EC2Volume -InstanceId $instance.Instances.InstanceId -VolumeId $vol2.VolumeId -Device 'xvde'
Add-EC2Volume -InstanceId $instance.Instances.InstanceId -VolumeId $vol3.VolumeId -Device 'xvdf'

#Wait for password data
$password = $null
while ($password -eq $null) {
    try { $password = Get-EC2PasswordData -InstanceId $instance.Instances.InstanceId -PemFile $folder\MyKey.pem -Decrypt }
    catch {
        "$(Get-Date) Waiting for PasswordData to be available"
        Sleep -Seconds 10
    }
}