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log2ram
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Merge in the split-sync changes from master.

This commit is contained in:
Nick Daly 2016-11-30 12:29:28 -06:00
parent e238849069
commit ac75c3dac1
1 changed files with 16 additions and 4 deletions
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log2ram
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@ -6,7 +6,18 @@ LOG2RAM_LOG="${HDD_LOG}log2ram.log"
SIZE=40M SIZE=40M
USE_RSYNC=false USE_RSYNC=false
sync () { syncToDisk () {
[ -d $HDD_LOG ] || echo "ERROR: $HDD_LOG doesn't exist! Can't sync."
[ -d $HDD_LOG ] || exit 1
if [ "$USE_RSYNC" = true ]; then
rsync -aXWv --delete --links $RAM_LOG $HDD_LOG 2>&1 | tee -a $LOG2RAM_LOG
else
cp -rfup $RAM_LOG -T $HDD_LOG 2>&1 | tee -a $LOG2RAM_LOG
fi
}
syncFromDisk () {
[ -d $HDD_LOG ] || echo "ERROR: $HDD_LOG doesn't exist! Can't sync." [ -d $HDD_LOG ] || echo "ERROR: $HDD_LOG doesn't exist! Can't sync."
[ -d $HDD_LOG ] || exit 1 [ -d $HDD_LOG ] || exit 1
@ -17,22 +28,23 @@ sync () {
fi fi
} }
case "$1" in case "$1" in
start) start)
[ -d $HDD_LOG ] || mkdir $HDD_LOG [ -d $HDD_LOG ] || mkdir $HDD_LOG
mount --bind $RAM_LOG $HDD_LOG mount --bind $RAM_LOG $HDD_LOG
mount --make-private $HDD_LOG mount --make-private $HDD_LOG
mount -t tmpfs -o nosuid,noexec,nodev,mode=0755,size=$SIZE log2ram $RAM_LOG mount -t tmpfs -o nosuid,noexec,nodev,mode=0755,size=$SIZE log2ram $RAM_LOG
sync syncFromDisk
;; ;;
stop) stop)
sync syncToDisk
umount -l $RAM_LOG umount -l $RAM_LOG
umount -l $HDD_LOG umount -l $HDD_LOG
;; ;;
write) write)
sync syncToDisk
;; ;;
esac esac