Automated folder backup shell script

!/bin/bash
#
# GNU Free Documentation License 1.2

# .mysnapshot
# |-- hourly.0 (one hour ago)
# |-- nightly.0 (one night ago)
# |-- weekly.0 (one week ago)
# `-- monthly.0 (one month ago)
#

### Source and Destination
source=$HOME/sites
dest=$HOME/.mysnapshot/${1:-hourly}.0/`basename $source`

### Make Nice - lower load
renice 19 -p $$ &>/dev/null

### Non-Absolute links, check source exists
cd $source || exit 1

### Hide errs, copy dirtree
find . -depth -print0 2>/dev/null | cpio -0admp $dest &>/dev/null

cd $OLDPWD

exit 0




mysnapshot.sh crontab entries

MAILTO=user@domain.com
# MY SNAPSHOTS
@hourly /home/user/scripts/mysnapshot.sh hourly &>/dev/null
@midnight /home/user/scripts/mysnapshot.sh nightly &>/dev/null
@weekly /home/user/scripts/mysnapshot.sh weekly &>/dev/null
@monthly /home/user/scripts/mysnapshot.sh monthly &>/dev/null