require args

cert/vpsRenew

@@ -2,6 +2,14 @@
 SDIR=$(cd "$(dirname "$0")" ; pwd -P)
 T=$SDIR/../step
 
+FILE=$1
+VALUE=$2
+
+if [ -z "$FILE" ] || [ -z "$VALUE" ]; then
+  echo "Usage: $0 ACME_FILE ACME_VALUE"
+  exit 1
+fi
+
 STEP=0
 source $T/ensureRootUser
 source $T/copyNginxACMEConfig