legacy/update

@@ -49,7 +49,7 @@ if [[ ${1:0:2} == \-\- ]]; then
 fi
 
 check_for_valid_backup_location() {
-    if [ ! -d $1 ]; then
+    if [ ! -d "$1" ]; then
         echo -e "${IYELLOW}$1 doesn't exist${NO_COLOR}"
         read -p "Do you want to create the path and continue? [y/N]" input
         case $input in
@@ -60,8 +60,20 @@ check_for_valid_backup_location() {
     fi
 }
 
-if [ $BACKUP_LOCATION ]; then
+check_nfs_mount() {
+    if ! findmnt -rno SOURCE,TARGET,FSTYPE "$1" | grep -q nfs; then
+        echo -e "${IYELLOW}$1 is not an active NFS mount.${NO_COLOR}"
+        read -p "Do you want to continue without an active NFS mount? [y/N] " input
+        case $input in
+            [Yy]) return 0 ;;
+            [Nn]|*) exit 1 ;;
+        esac
+    fi
+}
+
+if [ "$BACKUP_LOCATION" ]; then
     check_for_valid_backup_location "$BACKUP_LOCATION"
+    check_nfs_mount "$BACKUP_LOCATION"
 else
     echo -e "${IRED}No BACKUP_LOCATION in $HOME/.config/update.conf specified${NO_COLOR}"
     exit 1