create an scheduled task with no trigger to execute

deploy_task.rb

  # Creates the Uninstall-Prerequisites scheduled task XML
  template task_xml_path do
    source 'uninstall-task.xml.erb'
    variables(
      user_id:     user_id,
      script_path: script_path,
      log_path:    log_path
    )
    action :create
  end

  task_command = ["schtasks.exe /Create /TN #{script}"]
  task_command << "/XML #{task_xml_path}"
  task_command << "/RU #{user_id}"
  task_command << "/RP #{service_user['password']}"

  # Creates the Uninstall-Prerequisites scheduled task with SCHTASKS.exe
  #
  # This is used instead of the windows_task resource because the resource does
  # not support importing a scheduled task from an XML file. The XML file is used
  # because there is no support with windows_task or SCHTASKS.EXE to set a
  # trigger-less scheduled task without using an XML file.
  execute "Create #{script} scheduled task" do
    command task_command.join(' ')
    guard_interpreter :powershell_script
    only_if "$(Get-ScheduledTask -TaskName #{script}) -eq $null"
    action :run
  end
end