updated/ generalised backup scripts

scripts/backup_resources.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+source /sync/home_external/.bash_aliases
+shopt -s expand_aliases # make aliases work
+
+
+backupRootDirectory() {
+   ensureRootDirectory $2
+   sd rsync_backup $1 $2
+}
+
+
+backupDirectory() {
+   ensureDirectory $2
+   rsync_backup $1 $2
+}
+
+
+ensureRootDirectory() {
+   ensureDirectory $1
+   sudo chown root:root $1
+}
+
+
+ensureDirectory() {
+   if [[ ! -d $1 ]]; then
+      mkdir -p $1
+   fi
+}