Simplify editing needs of the letsencrypt hook script.

misc/letsencrypt/mosquitto-copy.sh

@@ -12,16 +12,21 @@
 # Place this script in /etc/letsencrypt/renewal-hooks/deploy/ and make it
 # executable after editing it to your needs.
 
-if [ ${RENEWED_DOMAINS} = "my-mosquitto-domain" ]; then
+# Set which domain this script will be run for
+MY_DOMAIN="example.com"
+# Set the directory that the certificates will be copied to.
+CERTIFICATE_DIR=/etc/mosquitto/certs
+
+if [ ${RENEWED_DOMAINS} = ${MY_DOMAIN} ]; then
 	# Copy new certificate to Mosquitto directory
-	cp ${RENEWED_LINEAGE}/fullchain.pem /etc/mosquitto/certs/server.pem
-	cp ${RENEWED_LINEAGE}/privkey.pem /etc/mosquitto/certs/server.key
+	cp ${RENEWED_LINEAGE}/fullchain.pem ${CERTIFICATE_DIR}/server.pem
+	cp ${RENEWED_LINEAGE}/privkey.pem ${CERTIFICATE_DIR}/server.key
 
 	# Set ownership to Mosquitto
-	chown mosquitto: /etc/mosquitto/certs/server.pem /etc/mosquitto/certs/server.key
+	chown mosquitto: ${CERTIFICATE_DIR}/server.pem ${CERTIFICATE_DIR}/server.key
 
 	# Ensure permissions are restrictive
-	chmod 0600 /etc/mosquitto/certs/server.pem /etc/mosquitto/certs/server.key
+	chmod 0600 ${CERTIFICATE_DIR}/server.pem ${CERTIFICATE_DIR}/server.key
 
 	# Tell Mosquitto to reload certificates and configuration
 	pkill -HUP -x mosquitto