A powershell script that generates a password of arbitrary length and assigns to a vso variable

VSTSPasswordGenerator.ps1

param(
  [string] $targetvariablename,
  [int] $length
)

# create a list of characters to select from
$ascii=$null

for ($a = 33; $a -le 126; $a++) {
  $ascii+=,[system.convert]::tochar($a)
}

for ($i = 0; $i -lt $length; $i++) {
  $password+=($sourcedata | get-random)
}

write-host "##vso[task.setvariable variable=$targetvariablename;]$password"