Added renewal script for Let's Encrypt

docker/renew-letsencrypt.sh

@@ -0,0 +1,24 @@
+#!/bin/bash -e
+
+cd /data/letsencrypt
+
+certbot renew
+
+echo
+echo "Recreating HAProxy certificates"
+
+for certdir in /etc/letsencrypt/live/*; do
+    domain=$(basename $certdir)
+    echo "  - $domain"
+
+    cat $certdir/privkey.pem $certdir/fullchain.pem > $domain.pem
+    mv $domain.pem /data/certs/
+done
+
+
+echo
+echo -n "Restarting "
+docker restart haproxy
+
+echo "Certificate renewal completed."
+