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#!/usr/bin/zsh
set -x
PRETEND="no"
run_rsnapshot() {
rsnapshot -c /etc/rsnapshot.conf $1
}
while true; do
NOW=$(date +"%Y-%m-%d %H:%M:%S")
TIME=$(date --date="$NOW" +"%H:%M:%S")
DATE=$(date --date="$NOW" +"%Y-%m-%d")
TOMORROW=$(date --date="$NOW + 1 day" +"%Y-%m-%d")
OVERNIGHT="no"
if dateutils.dtest "$TIME" --gt "20:00:00" && dateutils.dtest "$NOW" --lt "$TOMORROW 08:00:00"; then
if [[ $PRETEND != "yes" ]]; then
echo "daily"
run_rsnapshot daily
fi
if [[ $(date +%A) == "Sunday" ]]; then
echo "Sunday -> weekly"
if [[ $PRETEND != "yes" ]]; then
sleep 1800 # wait 30 minutes
run_rsnapshot weekly
fi
fi
if [[ $(date +%d) == "01" ]]; then
echo "1st of a month -> monthly"
if [[ $PRETEND != "yes" ]]; then
sleep 1800 # wait 30 minutes
run_rsnapshot monthly
fi
fi
if [[ $(date +"%m-%d") == "01-01" ]]; then
echo "1st day of the year -> yearly"
if [[ $PRETEND != "yes" ]]; then
sleep 1800 # wait 30 minutes
run_rsnapshot yearly
fi
fi
wakeup=$(date -d "$TOMORROW 08:00:00" +'%Y%m%d%H%M%S')
next=$(date -d "$TOMORROW 08:00:00" +'%s')
OVERNIGHT="yes"
else
echo "hourly"
if [[ $PRETEND != "yes" ]]; then
run_rsnapshot hourly
fi
wakeup=$(date -d "now + 1 hour" +'%Y%m%d%H5959')
next=$(date -d "now + 1 hour" +'%s')
OVERNIGHT="no"
fi
echo "NEXT"
echo $next
echo "WAKEUP"
echo $wakeup
sleep 15 # wait 15 seconds
if [[ $PRETEND != "yes" ]]; then
if [[ $OVERNIGHT == "yes" && $(users) == "" ]]; then
rtcwake -m mem --date $wakeup
else
sleep $(( $next - $(date +%s) ))
fi
fi
done
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