#!/bin/sh

LIVE_DIR="/etc/letsencrypt/live"
DEFAULT_LINK="${LIVE_DIR}/default"

CERT_DIR=""
if test "$1" != "" ; then
	CERT_DIR="$1"
elif test "$RENEWED_LINEAGE" != "" ; then
	CERT_DIR="$RENEWED_LINEAGE"
else
	echo "You must name a certificate dir either as argument or via RENEWED_LINEAGE" >&2
	exit 64
fi

cert_name=`basename $CERT_DIR`
echo "Setting $cert_name as default certificate name"
if test -L "$DEFAULT_LINK" ; then
	rm "$DEFAULT_LINK"
elif test -e "$DEFAULT_LINK" ; then
	echo "Not a symbolic link: $DEFAULT_LINK" >&2
	exit 78
fi
ln -s "$cert_name" "$DEFAULT_LINK"