#!/bin/bash
eval "$(jq -r '@sh "id=\(.input)"')"

EC2OS=$(aws ec2 describe-instances --instance-ids $id | jq -r '.Reservations[].Instances[].PlatformDetails')

if [ $EC2OS == "Windows" ]; then
  echo '{"os": "Windows"}'
else
  echo '{"os": "Linux"}'
fi