Script to check if website has OCSP enabled or issues with it

ssl-ocsp-check.sh

#!/bin/bash

if [ -z "$1" ]
then
  echo 'Provide a hostname of a website to check!'
  exit 1
fi

if [ -z "$2" ]
then
  PORT='443'
else
  PORT="$2"
fi

set -euo pipefail

TARGET="$1"

status="$(openssl s_client -connect "${TARGET}:${PORT}" -status </dev/null 2>/dev/null)"

if echo "$status" | grep -q 'OCSP response: no response sent'
then
  # OCSP stapling not enabled
  echo '2'
  exit 0
fi

if echo "$status" | grep -q 'OCSP Response Status: successful' && echo "$status" | grep -q 'Cert Status: good'
then
  echo '1'
  exit 0
fi

echo '0'
exit 1