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+#!/bin/bash
+# ----------------------------------------------------------------------
+# rotating-filesystem-snapshot utility
+# essentially, rotate docbak-snapshots of /home
+# on a weekly basis using rsync and cron
+# ----------------------------------------------------------------------
+
+
+rm -rf /mnt/docbak/week.4
+mv /mnt/docbak/week.3 /mnt/docbak/week.4
+mv /mnt/docbak/week.2 /mnt/docbak/week.3
+mv /mnt/docbak/week.1 /mnt/docbak/week.2
+mv /mnt/docbak/week.0 /mnt/docbak/week.1
+rsync -avvz /mnt/storage/documents/ \
+--delete-after \
+--exclude-from '/home/lxf/.rsync-exclude' \
+--link-dest=/mnt/docbak/week.1 \
+ /mnt/docbak/week.0/