From af5a0d8ab198451048e73eb7e1d8fadb78b40643 Mon Sep 17 00:00:00 2001 From: "Alan J. Pippin" Date: Sun, 18 Jan 2009 13:33:02 -0700 Subject: [PATCH] Fixed midnight bug in autosnap wrapper script --- zfs-autosnap-wrapper | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/zfs-autosnap-wrapper b/zfs-autosnap-wrapper index ab09272..fc17c08 100755 --- a/zfs-autosnap-wrapper +++ b/zfs-autosnap-wrapper @@ -15,6 +15,9 @@ numsnapshots=20 maxagedays=365 date=`date` mylockdir="/tmp/zfs-autosnap-all" +current_hour=`date +"%H"` +current_minute=`date +"%M"` +current_day=`date +"%u"` # Make sure we aren't already running if ! mkdir "$mylockdir" >/dev/null 2>&1; then @@ -26,20 +29,22 @@ fi date >> $logfile # Special filesystems -zfs-autosnap storage /storage $numsnapshots 15 -zfs-autosnap tank/usr/videos /usr/videos $numsnapshots 15 +# ex: zfs-autosnap storage /storage $numsnapshots 15 +# ex: zfs-autosnap tank/usr/videos /usr/videos $numsnapshots 15 # Normal filesystems -zfs-autosnap tank / $numsnapshots $maxagedays -zfs-autosnap tank/home /home $numsnapshots $maxagedays +# ex: zfs-autosnap tank / $numsnapshots $maxagedays +# ex: zfs-autosnap tank/home /home $numsnapshots $maxagedays # Daily filesystems (only perform these at midnight) -if [ `date +"%H:%M"` == "00:00" ]; then +# midnight = true if (midnight < current time < midnight+5 min) +if [[ $current_hour == "00" && $current_minute -lt 5 ]]; then echo "Performing Daily snapshots" >> $logfile fi # Weekly filesystems (only perform these on Sunday at midnight) -if [ `date +"%H:%M:%u"` == "00:00:7" ]; then +# midnight = true if (midnight < current time < midnight+5 min) +if [[ $current_day == "7" && $current_hour == "00" && $current_minute -lt 5 ]]; then echo "Performing Weekly snapshots" >> $logfile fi -- 2.34.1