backup.sh: håndter ekstra rsync argumenter per vert

backup.sh

@@ -268,6 +268,15 @@ for host in "${hosts[@]}"; do
     "--log-file=${logdir}/${host}.log.$snapshot_date"
   )
 
+  extra_array_name="${host}_extra_flags"
+  if declare -p "$extra_array_name" >/dev/null 2>&1; then
+    extra_flags_var="${host}_extra_flags[@]"
+    extra_flags=( "${!extra_flags_var}" )
+    for ef in "${extra_flags[@]}"; do
+      command+=( "$ef" )
+    done
+  fi
+
   exclude_array_name="${host}_excludes"
   if declare -p "$exclude_array_name" >/dev/null 2>&1; then
     exclude_paths_var="${host}_excludes[@]"