#!/usr/bin/env bash

while true; do
  read string

  if [ "$string" = "GOODBYE" ]; then
    exit 0
  elif [ "$string" = "FAIL" ]; then
    echo "There was a faytal eyror" >&2
    exit 1
  fi

  echo "Content-Type: Something"
  echo "Content-Length: ${#string}"
  echo ""
  echo $string

  string="Special message"
  echo "Content-Type: Something-else"
  echo "Content-Length: ${#string}"
  echo ""
  echo $string
done