A script to copy a LetsEncrypt wildcard certificate to a MikroTik router

CopyCertToMikrotik.sh

#!/bin/bash

pemFiles=/etc/letsencrypt/live/steenkamps.org/*.pem
pemMd5=/etc/letsencrypt/live/steenkamps.org/pem.md5
certPath=/etc/letsencrypt/live/steenkamps.org
cert=cert.pem
key=privkey.pem
sshIdentity=/root/.ssh/id_rsa
mikrotikUser=admin
mikrotikIp=192.168.1.254

if ! md5sum --status -c "$pemMd5"; then
  echo "Pem files changed"

  md5sum $pemFiles > $pemMd5

  scp -i $sshIdentity -q $certPath/$cert $certPath/$key $mikrotikUser@$mikrotikIp:/
  if [ $? -ne 0 ]; then
    echo "Unable to upload cert/key files"
    exit 1
  else
    echo "Files uploaded"
  fi

  ssh -i $sshIdentity $mikrotikUser@$mikrotikIp "/certificate remove [/certificate find where name~\"${cert}*\"]"
  if [ $? -ne 0 ]; then
    echo "Unable to remove old certificate"
    exit 1
  else
    echo "Old certificates removed"
  fi

  ssh -i $sshIdentity $mikrotikUser@$mikrotikIp  "/certificate import file-name=${cert} passphrase=\"\" ; /certificate import file-name=${key} passphrase=\"\""
  if [ $? -ne 0 ]; then
    echo "Unable to install new certificate"
    exit 1
  else
    echo "New certificates installed"
  fi

else
  echo "Certificates still valid"

fi