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- #!/bin/sh
-
- source /etc/log2ram.conf
-
- HDD_LOG=/var/log.hdd/
- RAM_LOG=/var/log/
- LOG2RAM_LOG="${HDD_LOG}log2ram.log"
- LOG_OUTPUT="tee -a $LOG2RAM_LOG"
-
- isSafe () {
- [ -d $HDD_LOG ] || echo "ERROR: $HDD_LOG doesn't exist! Can't sync."
- [ -d $HDD_LOG ] || exit 1
- }
-
- syncToDisk () {
- isSafe
-
- if [ "$USE_RSYNC" = true ]; then
- rsync -aXWv --delete --exclude log2ram.log --links $RAM_LOG $HDD_LOG 2>&1 | $LOG_OUTPUT
- else
- cp -rfup $RAM_LOG -T $HDD_LOG 2>&1 | $LOG_OUTPUT
- fi
- }
-
- syncFromDisk () {
- isSafe
-
- if [ ! -z `du -sh -t $SIZE $HDD_LOG | cut -f1` ]; then
- echo "ERROR: RAM disk too small. Can't sync."
- exit 1
- fi
-
- if [ "$USE_RSYNC" = true ]; then
- rsync -aXWv --delete --exclude log2ram.log --links $HDD_LOG $RAM_LOG 2>&1 | $LOG_OUTPUT
- else
- cp -rfup $HDD_LOG -T $RAM_LOG 2>&1 | $LOG_OUTPUT
- fi
- }
-
-
- case "$1" in
- start)
- [ -d $HDD_LOG ] || mkdir $HDD_LOG
- rm $LOG2RAM_LOG
- mount --bind $RAM_LOG $HDD_LOG
- mount --make-private $HDD_LOG
- mount -t tmpfs -o nosuid,noexec,nodev,mode=0755,size=$SIZE log2ram $RAM_LOG
- syncFromDisk
- ;;
-
- stop)
- syncToDisk
- umount -l $RAM_LOG
- umount -l $HDD_LOG
- ;;
-
- write)
- syncToDisk
- ;;
- *)
- echo "Usage: log2ram {start|stop|write}" >&2
- exit 1
- ;;
- esac
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