-# default values are commented
+#!/bin/bash
+########################################################
+# This is the config file for letsencrypt.sh #
+# #
+# This file is looked for in the following locations: #
+# $SCRIPTDIR/config.sh (next to this script) #
+# ${HOME}/.letsencrypt.sh/config.sh (in user home) #
+# /usr/local/etc/letsencrypt.sh/config.sh #
+# /etc/letsencrypt.sh/config.sh #
+# ${PWD}/config.sh (in current working-directory) #
+# #
+# Default values of this config are in comments #
+########################################################
+
+# Path to certificate authority (default: https://acme-v01.api.letsencrypt.org)
#CA="https://acme-v01.api.letsencrypt.org"
-WELLKNOWN="/var/www/letsencrypt/.well-known/acme-challenge"
-#KEYSIZE=4096
-# program called before responding to the challenge, arguments: path/to/token
-# token; can be used to e.g. upload the challenge if this script doesn't run
-# on the webserver
-#HOOK_CHALLENGE=
+# Output directory for challenge-tokens to be served by webserver or deployed in HOOK (default: $SCRIPTDIR/.acme-challenges)
+#WELLKNOWN="${SCRIPTDIR}/.acme-challenges"
+
+# Default keysize for private keys (default: 4096)
+#KEYSIZE="4096"
+
+# Base directory for account key, generated certificates and list of domains (default: $SCRIPTDIR -- uses config directory if undefined)
+#BASEDIR=$SCRIPTDIR
+
+# Path to openssl config file (default: <unset> - tries to figure out system default)
+#OPENSSL_CNF=
+
+# Name of root certificate (default: lets-encrypt-x1-cross-signed.pem)
+#ROOTCERT="lets-encrypt-x1-cross-signed.pem"
+
+# Program or function called in certain situations
+#
+# After generating the challenge-response, or after failed challenge
+# Given arguments: clean_challenge|deploy_challenge token-filename token-content
+#
+# After successfully signing certificate
+# Given arguments: deploy_cert path/to/privkey.pem path/to/cert.pem path/to/fullchain.pem
+#
+# BASEDIR and WELLKNOWN variables are exported and can be used in an external program
+# default: <unset>
+#HOOK=
+
+# Minimum days before expiration to automatically renew certificate (default: 14)
+#RENEW_DAYS="14"
+
+# Regenerate private keys instead of just signing new certificates on renewal (default: no)
+#PRIVATE_KEY_RENEW="no"
-# try to renew certs that are within RENEW_DAYS days of there expire date
-#RENEW_DAYS="14"
\ No newline at end of file
+# E-mail to use during the registration (default: <unset>)
+#CONTACT_EMAIL=