Handle case where no files to cleanup exists.

This fixes cases where "*.foo" expands to the string "*.foo" if no matching files exist.

diff --git a/letsencrypt.sh b/letsencrypt.sh
index dc164643b357dfb9ee06e08a117bf8be6084c3a2..040d6224303e413ce5c2f1894e0d77c51355a882 100755 (executable)
--- a/letsencrypt.sh
+++ b/letsencrypt.sh
@@ -701,6 +701,9 @@ command_cleanup() {
 
       # Loop over all files of this type
       for file in "${certdir}/${filebase}-"*".${fileext}"; do
+        # Handle case where no files match the wildcard
+        [[ -f "${file}" ]] || break
+
         # Check if current file is in use, if unused move to archive directory
         filename="$(basename "${file}")"
         if [[ ! "${filename}" = "${current}" ]]; then