Verify key and certificate with openssl

ssl_verify_key_cer.sh

#!/bin/bash
#==============================================================================
#title           : ssl-verify-key-cert.sh
#description     : Script verify key and certificate
#authors         : RafPe
#date            : 20160426
#version         : 1.0
#notes           :
#==============================================================================



# Check number of arguments and print usage if we dont have enough
if [[ $# < 2 ]]
then
        echo "�~V~H�~V~H�~U~W   �~V~H�~V~H�~U~W�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W �~V~H�~V~H�~V~H�~V~H�~V~H�~U~W  �~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W �~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W"
        echo "�~V~H�~V~H�~U~Q   �~V~H�~V~H�~U~Q�~V~H�~V~H�~U~T�~U~P�~U~P�~U~P�~U~P�~U~]�~V~H�~V~H�~U~T�~U~P�~U~P�~V~H�~V~H�~U~W�~V~H�~V~H�~U~T�~U~P�~U~P�~U~P�~U~P�~U~] �~V~H�~V~H�~U~T�~U~P�~U~P�~U~P�~U~P�~U~]"
        echo "�~V~H�~V~H�~U~Q   �~V~H�~V~H�~U~Q�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~Q�~V~H�~V~H�~U~Q  �~V~H�~V~H�~V~H�~U~W�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W  "
        echo "�~V~H�~V~H�~U~Q   �~V~H�~V~H�~U~Q�~U~Z�~U~P�~U~P�~U~P�~U~P�~V~H�~V~H�~U~Q�~V~H�~V~H�~U~T�~U~P�~U~P�~V~H�~V~H�~U~Q�~V~H�~V~H�~U~Q   �~V~H�~V~H�~U~Q�~V~H�~V~H�~U~T�~U~P�~U~P�~U~]  "
        echo "�~U~Z�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~T�~U~]�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~Q�~V~H�~V~H�~U~Q  �~V~H�~V~H�~U~Q�~U~Z�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~T�~U~]�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~V~H�~U~W"
        echo "�~U~Z�~U~P�~U~P�~U~P�~U~P�~U~P�~U~] �~U~Z�~U~P�~U~P�~U~P�~U~P�~U~P�~U~P�~U~]�~U~Z�~U~P�~U~]  �~U~Z�~U~P�~U~] �~U~Z�~U~P�~U~P�~U~P�~U~P�~U~P�~U~] �~U~Z�~U~P�~U~P�~U~P�~U~P�~U~P�~U~P�~U~]"
        echo ""
        echo "$0 <certificate-file> <certificate-key>"
        echo ""
        exit 1
fi

# Get our parameters assigned to variables
certificate_file=$1
certificate_key=$2

# Print information about what we are working with
echo "Certificate : $certificate_file"
echo "Key         : $certificate_key"

# Compute md5
certificate_md5=$(openssl x509 -noout -modulus -in $certificate_file | openssl md5)
key_md5=$(openssl rsa -noout -modulus -in $certificate_key | openssl md5)

# Display final information
if [ "$key_md5" != "$certificate_md5" ]
 then
  echo "[ NO MATCH] Certificate and key do not match!"
  echo "[ NO MATCH] Certificate : $certificate_md5"
  echo "[ NO MATCH] Key         : $key_md5"
  exit 0
 else
  echo "[ MATCH ] Certificate and key do match!"
  echo "[ MATCH ] Certificate : $certificate_md5"
  echo "[ MATCH ] Key         : $key_md5"
  exit 0
fi