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chch-door_github
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prevented multiple instances from starting within 15 seconds. only one action is allowed within 15 seconds.

This commit is contained in:
root 2012-10-15 03:19:55 +01:00
parent b0eb760572
commit b254666566
1 changed files with 13 additions and 8 deletions
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21
door.sh
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@ -6,24 +6,29 @@ export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
OPEN_INDICATOR=/tmp/door_status_open
CLOSED_INDICATOR=/tmp/door_status_closed
if [ -f $OPEN_INDICATOR ]; then
LOCK_AGE=$(( $(date +%s)-$(stat -c %X $OPEN_INDICATOR) ))
elif [ -f $CLOSE_INDICATOR ]; then
LOCK_AGE=$(( $(date +%s)-$(stat -c %X $CLOSED_INDICATOR) ))
else
LOCK_AGE=15
fi
if [ $LOCK_AGE -lt 15 ]; then
echo "please wait at least 15 seconds befor a second run of this script" >&2
exit 1
fi
./door_verify.sh
STATUS=$?
if [ $STATUS -eq 0 ]; then
echo "opening door"
if [ -f $OPEN_INDICATOR ]; then
if [ $(( $(date +%s)-$(stat -c %X $OPEN_INDICATOR) )) -lt 15 ]; then
echo "please wait at least 15 seconds befor a second run of this script" >&2
exit 1
fi
echo "closing door"
./door_lock.sh close
rm $OPEN_INDICATOR
touch $CLOSED_INDICATOR
else
if [ $(( $(date +%s)-$(stat -c %X $CLOSED_INDICATOR) )) -lt 15 ]; then
echo "please wait at least 15 seconds befor a second run of this script" >&2
exit 1
fi
echo "opening door"
./door_lock.sh open
rm $CLOSED_INDICATOR