fix sorting and permissions mode of vdev_id.conf

Author: joshuaboud

ubm/patch_vdev_id_conf

@@ -11,15 +11,17 @@
 
 [ -z "$BASH" ] && echo "Must use bash" >&2 && exit 1
 
+umask 022
+
 SLOT_NAME=$1
 SLOT_DEV_BY_PATH=$2
 
 VDEV_ID_CONF=/etc/vdev_id.conf
 
 PATCHED_COMMENT_TAG="# Patched by $(realpath "$0") via /usr/lib/udev/rules.d/67-ubm.rules (or 68-0-custom-aliases.rules)"
 
-[ -z "$SLOT_NAME" ] && perror "SLOT_NAME not given" && exit 0
-[ -z "$SLOT_DEV_BY_PATH" ] && perror "SLOT_DEV_BY_PATH not given" && exit 0
+[ -z "$SLOT_NAME" ] && echo "SLOT_NAME not given" >&2 && exit 0
+[ -z "$SLOT_DEV_BY_PATH" ] && echo "SLOT_DEV_BY_PATH not given" >&2 && exit 0
 
 generate_vdev_id_conf() {
   local TMPFILE
@@ -60,7 +62,7 @@ generate_vdev_id_conf() {
 
   # sort entries, keeping comments on top
   sed -i 's/#/\x0/g' "$TMPFILE"
-  sort -o "$TMPFILE" "$TMPFILE"
+  sort --version-sort -o "$TMPFILE" "$TMPFILE"
   sed -i 's/\x0/#/g' "$TMPFILE"
 
   mv "$TMPFILE" "$VDEV_ID_CONF"