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machine_poweroff.sh: change test of given date.

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Christoph 2018-09-21 10:07:03 +02:00
parent f31be4cb63
commit d9eb235789
1 changed files with 38 additions and 17 deletions
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55
machine_poweroff.sh
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@ -7,40 +7,61 @@ usage() {
cat<<EOF
Usage: $(basename $0) YYY-MM-DD
Usage: $(basename $0) YYYY-MM-DD
$(basename $0) - Scripts shuts down this machine if the given date is the actual date.
The most common practice is, to use this script as cronjob.
The most common practice is, to use this script as cronjob.
EOF
exit 1
}
[ $# -ne "1" ] && usage "wrong number of arguments"
isValidDate() {
DATE="${1}"
# Autorized separator char ['space', '/', '.', '_', '-']
SEPAR="([ \/._-])?"
# Date format day[01..31], month[01,03,05,07,08,10,12], year[1900..2099]
DATE_1="((([123][0]|[012][1-9])|3[1])${SEPAR}(0[13578]|1[02])${SEPAR}(19|20)[0-9][0-9])"
# Date format day[01..30], month[04,06,09,11], year[1900..2099]
DATE_2="(([123][0]|[012][1-9])${SEPAR}(0[469]|11)${SEPAR}(19|20)[0-9][0-9])"
# Date format day[01..28], month[02], year[1900..2099]
DATE_3="(([12][0]|[01][1-9]|2[1-8])${SEPAR}02${SEPAR}(19|20)[0-9][0-9])"
# Date format day[29], month[02], year[1904..2096]
DATE_4="(29${SEPAR}02${SEPAR}(19|20(0[48]|[2468][048]|[13579][26])))"
# Date 29.02.2000
DATE_5="(29${SEPAR}02${SEPAR}2000)"
# Match the date in the Regex
if [[ "${DATE}" =~ ^(${DATE_1}|${DATE_2}|${DATE_3}|${DATE_4}|${DATE_5})$ ]] ; then
return 0
else
return 1
fi
}
[ $# -ne "1" ] && usage "Wrong number of arguments"
_date=$1
IFS='-' read -a _val_arr <<< "$_date"
declare -i _year="${_val_arr[0]}"
declare -i _month="${_val_arr[1]}"
declare -i _day="${_val_arr[2]}"
__year=${_val_arr[0]}
__month=${_val_arr[1]}
__day=${_val_arr[2]}
if [[ $_month -lt 1 ]] || [[ $_month -gt 12 ]]; then
usage "Wrong date format."
fi
if [[ $_day -lt 1 ]] || [[ $_day -gt 31 ]]; then
usage "Wrong date format."
fi
if [[ $_year -lt $(date +%Y) ]] ; then
usage "Wrong date format."
if ! isValidDate "${__day}-${__month}-${__year}" ; then
usage "Invalid date: ${_date}"
fi
[[ "$(/bin/date +%Y-%m-%d)" == "$_date" ]] && /sbin/poweroff
#[[ "$(/bin/date +%Y-%m-%d)" == "$_date" ]] && echo "ok: $_date " || echo "failed: $_date"
exit 0