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Bash script to update certificates on KEMPs Loadmaster Load balancer via pfSense's ACME package.
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#!/bin/sh | |
# | |
# Title: Auto-Update & Upload LetsEncrypt Certs to KEMP LoadMaster | |
# Guide/Source: https://colinwilson.uk/2017/06/19/auto-update-ssl-certificates-on-kemp-loadmaster-via-pfsense--lets-encrypt/ | |
# Created: 12/06/2017 | |
# Author: Colin Wilson @colinwilson | |
# Vendor or Software Link: https://www.pfsense.org/ , https://kemptechnologies.com | |
# Version: 1.1.0 | |
# Category: BASH Shell Script | |
# Tested on: pfSense 2.3.4 & KEMP LM 7.2.38 | |
# | |
# e.g. sh /home/custom/kemp-cert-update.sh -f /home/custom/cert-auto-update.cert.pem -d mydomain.com -i 172.16.2.10 | |
while [ -n "$1" ] | |
do | |
case "$1" in | |
-f|--file) | |
KEMP_API_ACCESS_CERT_PATH="$2" | |
shift # past argument | |
;; | |
-b|--basicauth) | |
BASIC_AUTH="$2" | |
shift # past argument | |
;; | |
-d|--domain) | |
CERT_NAME="$2" | |
shift # past argument | |
;; | |
-i|--ipaddress) | |
KEMP_IP="$2" | |
shift # past argument | |
;; | |
*) # unknown option | |
;; | |
esac | |
shift # past argument or value | |
done | |
# Check if certificate name exists on KEMP LoadMaster | |
if [ -z "$KEMP_API_ACCESS_CERT_PATH" ] | |
then | |
: | |
else | |
LIST_CERTS=$(curl -sS -k -E "$KEMP_API_ACCESS_CERT_PATH" https://"${KEMP_IP}"/access/listcert | xmllint --format --xpath "boolean(//name[text()='$CERT_NAME'])" - ) | |
fi | |
if [ -z "$BASIC_AUTH" ] | |
then | |
: | |
else | |
LIST_CERTS=$(curl -sS -k https://"${BASIC_AUTH}"@"${KEMP_IP}"/access/listcert | xmllint --format --xpath "boolean(//name[text()='$CERT_NAME'])" - ) | |
fi | |
if [ "$LIST_CERTS" = true ] ; then | |
REPLACE=1 | |
else | |
REPLACE=0 | |
fi | |
# Concatenate certificate and key | |
cat /tmp/acme/"${CERT_NAME}"/"${CERT_NAME}"/"$CERT_NAME".cer /tmp/acme/"${CERT_NAME}"/"${CERT_NAME}"/"$CERT_NAME".key > /tmp/acme/"${CERT_NAME}"/"${CERT_NAME}"/"$CERT_NAME".full.pem | |
# Upload certificate to KEMP LoadMaster | |
if [ -z "$BASIC_AUTH" ] | |
then | |
: | |
else | |
upload_cert_basic() { | |
curl -sS -X POST --data-binary "@/tmp/acme/${CERT_NAME}/${CERT_NAME}/${CERT_NAME}.full.pem" -k "https://${BASIC_AUTH}@${KEMP_IP}/access/addcert?cert=${CERT_NAME}&replace=${REPLACE}" | |
} | |
upload_cert_basic | |
fi | |
if [ -z "$KEMP_API_ACCESS_CERT_PATH" ] | |
then | |
: | |
else | |
upload_cert() { | |
curl -sS -X POST --data-binary "@/tmp/acme/${CERT_NAME}/${CERT_NAME}/${CERT_NAME}.full.pem" -k -E "$KEMP_API_ACCESS_CERT_PATH" "https://${KEMP_IP}/access/addcert?cert=${CERT_NAME}&replace=${REPLACE}" | |
} | |
upload_cert | |
fi | |
# Delete concatenated certificate file | |
rm /tmp/acme/"${CERT_NAME}"/"${CERT_NAME}"/"$CERT_NAME".full.pem |
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