generate a ssl certificate, combine it and add it to a heroku app

ssl_for_heroku.sh

if [ $1 = "create" ]
then
  brew update
  brew upgrade openssl
  openssl genrsa -des3 -out server.pass.key 2048
  openssl rsa -in server.pass.key -out server.key
  openssl req -nodes -new -key server.key -out server.csr
  echo ''
  cat server.csr
  cat server.csr | pbcopy
  echo ''
  echo '======================================='
  echo 'Paste this key to configure your certificate in your Godaddy or whatever account (already in your clipboard ;) )'
  echo '======================================='
fi

if [ $1 = "publish" ]
then
  crt=$2
  bundle=$3
  echo "Combine cerfificates"
  cat $crt $bundle > combined.crt
  echo "Choose your heroku app"
  read app
  status=$(heroku apps | grep -E "$app( |$)")
  if [ $? -ne 0 ]
  then
    heroku apps:create $app
  fi
  heroku addons:add ssl:endpoint -a $app
  heroku certs:add combined.crt server.key -a $app
  heroku certs -a $app
fi