commit 037ce191540f19287d266ce1517d661a6dee41e5
Author: Jonathan Golder <jonathan@golderweb.de>
Date:   Thu Feb 9 20:08:34 2017 +0100

    Initial Version as in Uberspace Wiki
    
    https://wiki.uberspace.de/webserver:https#automatisieren_von_let_s_encrypt

diff --git a/letsencrypt-renew.sh b/letsencrypt-renew.sh
new file mode 100755
index 0000000..5d010ce
--- /dev/null
+++ b/letsencrypt-renew.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+PATH=/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin
+
+# sleep for a random time so not all certificates get renewed at the same time
+sleep 473
+
+openssl x509 -checkend $(( 21 * 86400 )) -in ~/.config/letsencrypt/live/${domain}/cert.pem > /dev/null
+
+if [ \$? != 0 ]; then
+	# run let's encrypt
+	letsencrypt certonly
+	# import certificate
+	uberspace-add-certificate -k ~/.config/letsencrypt/live/${domain}/privkey.pem -c ~/.config/letsencrypt/live/${domain}/cert.pem
+fi